aclocal.m4

   1 # generated automatically by aclocal 1.15 -*- Autoconf -*-
   2
   3 # Copyright (C) 1996-2014 Free Software Foundation, Inc.
   4
   5 # This file is free software; the Free Software Foundation
   6 # gives unlimited permission to copy and/or distribute it,
   7 # with or without modifications, as long as this notice is preserved.
   8
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  11 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  12 # PARTICULAR PURPOSE.
  13
  14 m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
  15 m4_ifndef([AC_AUTOCONF_VERSION],
  16   [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
  17 m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],,
  18 [m4_warning([this file was generated for autoconf 2.69.
  19 You have another version of autoconf.  It may work, but is not guaranteed to.
  20 If you have problems, you may need to regenerate the build system entirely.
  21 To do so, use the procedure documented by the package, typically 'autoreconf'.])])
  22
  23 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
  24 #
  25 #   Copyright (C) 1996-2001, 2003-2015 Free Software Foundation, Inc.
  26 #   Written by Gordon Matzigkeit, 1996
  27 #
  28 # This file is free software; the Free Software Foundation gives
  29 # unlimited permission to copy and/or distribute it, with or without
  30 # modifications, as long as this notice is preserved.
  31
  32 m4_define([_LT_COPYING], [dnl
  33 # Copyright (C) 2014 Free Software Foundation, Inc.
  34 # This is free software; see the source for copying conditions.  There is NO
  35 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  36
  37 # GNU Libtool is free software; you can redistribute it and/or modify
  38 # it under the terms of the GNU General Public License as published by
  39 # the Free Software Foundation; either version 2 of of the License, or
  40 # (at your option) any later version.
  41 #
  42 # As a special exception to the GNU General Public License, if you
  43 # distribute this file as part of a program or library that is built
  44 # using GNU Libtool, you may include this file under the  same
  45 # distribution terms that you use for the rest of that program.
  46 #
  47 # GNU Libtool is distributed in the hope that it will be useful, but
  48 # WITHOUT ANY WARRANTY; without even the implied warranty of
  49 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  50 # GNU General Public License for more details.
  51 #
  52 # You should have received a copy of the GNU General Public License
  53 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  54 ])
  55
  56 # serial 58 LT_INIT
  57
  58
  59 # LT_PREREQ(VERSION)
  60 # ------------------
  61 # Complain and exit if this libtool version is less that VERSION.
  62 m4_defun([LT_PREREQ],
  63 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
  64        [m4_default([$3],
  65                    [m4_fatal([Libtool version $1 or higher is required],
  66                              63)])],
  67        [$2])])
  68
  69
  70 # _LT_CHECK_BUILDDIR
  71 # ------------------
  72 # Complain if the absolute build directory name contains unusual characters
  73 m4_defun([_LT_CHECK_BUILDDIR],
  74 [case `pwd` in
  75   *\ * | *\     *)
  76     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
  77 esac
  78 ])
  79
  80
  81 # LT_INIT([OPTIONS])
  82 # ------------------
  83 AC_DEFUN([LT_INIT],
  84 [AC_PREREQ([2.62])dnl We use AC_PATH_PROGS_FEATURE_CHECK
  85 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
  86 AC_BEFORE([$0], [LT_LANG])dnl
  87 AC_BEFORE([$0], [LT_OUTPUT])dnl
  88 AC_BEFORE([$0], [LTDL_INIT])dnl
  89 m4_require([_LT_CHECK_BUILDDIR])dnl
  90
  91 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
  92 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
  93 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
  94 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
  95 dnl unless we require an AC_DEFUNed macro:
  96 AC_REQUIRE([LTOPTIONS_VERSION])dnl
  97 AC_REQUIRE([LTSUGAR_VERSION])dnl
  98 AC_REQUIRE([LTVERSION_VERSION])dnl
  99 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
 100 m4_require([_LT_PROG_LTMAIN])dnl
 101
 102 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
 103
 104 dnl Parse OPTIONS
 105 _LT_SET_OPTIONS([$0], [$1])
 106
 107 # This can be used to rebuild libtool when needed
 108 LIBTOOL_DEPS=$ltmain
 109
 110 # Always use our own libtool.
 111 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
 112 AC_SUBST(LIBTOOL)dnl
 113
 114 _LT_SETUP
 115
 116 # Only expand once:
 117 m4_define([LT_INIT])
 118 ])# LT_INIT
 119
 120 # Old names:
 121 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
 122 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
 123 dnl aclocal-1.4 backwards compatibility:
 124 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
 125 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
 126
 127
 128 # _LT_PREPARE_CC_BASENAME
 129 # -----------------------
 130 m4_defun([_LT_PREPARE_CC_BASENAME], [
 131 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
 132 func_cc_basename ()
 133 {
 134     for cc_temp in @S|@*""; do
 135       case $cc_temp in
 136         compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
 137         distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
 138         \-*) ;;
 139         *) break;;
 140       esac
 141     done
 142     func_cc_basename_result=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
 143 }
 144 ])# _LT_PREPARE_CC_BASENAME
 145
 146
 147 # _LT_CC_BASENAME(CC)
 148 # -------------------
 149 # It would be clearer to call AC_REQUIREs from _LT_PREPARE_CC_BASENAME,
 150 # but that macro is also expanded into generated libtool script, which
 151 # arranges for $SED and $ECHO to be set by different means.
 152 m4_defun([_LT_CC_BASENAME],
 153 [m4_require([_LT_PREPARE_CC_BASENAME])dnl
 154 AC_REQUIRE([_LT_DECL_SED])dnl
 155 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 156 func_cc_basename $1
 157 cc_basename=$func_cc_basename_result
 158 ])
 159
 160
 161 # _LT_FILEUTILS_DEFAULTS
 162 # ----------------------
 163 # It is okay to use these file commands and assume they have been set
 164 # sensibly after 'm4_require([_LT_FILEUTILS_DEFAULTS])'.
 165 m4_defun([_LT_FILEUTILS_DEFAULTS],
 166 [: ${CP="cp -f"}
 167 : ${MV="mv -f"}
 168 : ${RM="rm -f"}
 169 ])# _LT_FILEUTILS_DEFAULTS
 170
 171
 172 # _LT_SETUP
 173 # ---------
 174 m4_defun([_LT_SETUP],
 175 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 176 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 177 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
 178 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 179
 180 _LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
 181 dnl
 182 _LT_DECL([], [host_alias], [0], [The host system])dnl
 183 _LT_DECL([], [host], [0])dnl
 184 _LT_DECL([], [host_os], [0])dnl
 185 dnl
 186 _LT_DECL([], [build_alias], [0], [The build system])dnl
 187 _LT_DECL([], [build], [0])dnl
 188 _LT_DECL([], [build_os], [0])dnl
 189 dnl
 190 AC_REQUIRE([AC_PROG_CC])dnl
 191 AC_REQUIRE([LT_PATH_LD])dnl
 192 AC_REQUIRE([LT_PATH_NM])dnl
 193 dnl
 194 AC_REQUIRE([AC_PROG_LN_S])dnl
 195 test -z "$LN_S" && LN_S="ln -s"
 196 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
 197 dnl
 198 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
 199 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
 200 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
 201 dnl
 202 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 203 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
 204 m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
 205 m4_require([_LT_CMD_RELOAD])dnl
 206 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
 207 m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
 208 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
 209 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
 210 m4_require([_LT_WITH_SYSROOT])dnl
 211 m4_require([_LT_CMD_TRUNCATE])dnl
 212
 213 _LT_CONFIG_LIBTOOL_INIT([
 214 # See if we are running on zsh, and set the options that allow our
 215 # commands through without removal of \ escapes INIT.
 216 if test -n "\${ZSH_VERSION+set}"; then
 217    setopt NO_GLOB_SUBST
 218 fi
 219 ])
 220 if test -n "${ZSH_VERSION+set}"; then
 221    setopt NO_GLOB_SUBST
 222 fi
 223
 224 _LT_CHECK_OBJDIR
 225
 226 m4_require([_LT_TAG_COMPILER])dnl
 227
 228 case $host_os in
 229 aix3*)
 230   # AIX sometimes has problems with the GCC collect2 program.  For some
 231   # reason, if we set the COLLECT_NAMES environment variable, the problems
 232   # vanish in a puff of smoke.
 233   if test set != "${COLLECT_NAMES+set}"; then
 234     COLLECT_NAMES=
 235     export COLLECT_NAMES
 236   fi
 237   ;;
 238 esac
 239
 240 # Global variables:
 241 ofile=libtool
 242 can_build_shared=yes
 243
 244 # All known linkers require a '.a' archive for static linking (except MSVC,
 245 # which needs '.lib').
 246 libext=a
 247
 248 with_gnu_ld=$lt_cv_prog_gnu_ld
 249
 250 old_CC=$CC
 251 old_CFLAGS=$CFLAGS
 252
 253 # Set sane defaults for various variables
 254 test -z "$CC" && CC=cc
 255 test -z "$LTCC" && LTCC=$CC
 256 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
 257 test -z "$LD" && LD=ld
 258 test -z "$ac_objext" && ac_objext=o
 259
 260 _LT_CC_BASENAME([$compiler])
 261
 262 # Only perform the check for file, if the check method requires it
 263 test -z "$MAGIC_CMD" && MAGIC_CMD=file
 264 case $deplibs_check_method in
 265 file_magic*)
 266   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
 267     _LT_PATH_MAGIC
 268   fi
 269   ;;
 270 esac
 271
 272 # Use C for the default configuration in the libtool script
 273 LT_SUPPORTED_TAG([CC])
 274 _LT_LANG_C_CONFIG
 275 _LT_LANG_DEFAULT_CONFIG
 276 _LT_CONFIG_COMMANDS
 277 ])# _LT_SETUP
 278
 279
 280 # _LT_PREPARE_SED_QUOTE_VARS
 281 # --------------------------
 282 # Define a few sed substitution that help us do robust quoting.
 283 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
 284 [# Backslashify metacharacters that are still active within
 285 # double-quoted strings.
 286 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
 287
 288 # Same as above, but do not quote variable references.
 289 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
 290
 291 # Sed substitution to delay expansion of an escaped shell variable in a
 292 # double_quote_subst'ed string.
 293 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 294
 295 # Sed substitution to delay expansion of an escaped single quote.
 296 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
 297
 298 # Sed substitution to avoid accidental globbing in evaled expressions
 299 no_glob_subst='s/\*/\\\*/g'
 300 ])
 301
 302 # _LT_PROG_LTMAIN
 303 # ---------------
 304 # Note that this code is called both from 'configure', and 'config.status'
 305 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
 306 # 'config.status' has no value for ac_aux_dir unless we are using Automake,
 307 # so we pass a copy along to make sure it has a sensible value anyway.
 308 m4_defun([_LT_PROG_LTMAIN],
 309 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
 310 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
 311 ltmain=$ac_aux_dir/ltmain.sh
 312 ])# _LT_PROG_LTMAIN
 313
 314
 315
 316 # So that we can recreate a full libtool script including additional
 317 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
 318 # in macros and then make a single call at the end using the 'libtool'
 319 # label.
 320
 321
 322 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
 323 # ----------------------------------------
 324 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 325 m4_define([_LT_CONFIG_LIBTOOL_INIT],
 326 [m4_ifval([$1],
 327           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
 328                      [$1
 329 ])])])
 330
 331 # Initialize.
 332 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
 333
 334
 335 # _LT_CONFIG_LIBTOOL([COMMANDS])
 336 # ------------------------------
 337 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 338 m4_define([_LT_CONFIG_LIBTOOL],
 339 [m4_ifval([$1],
 340           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
 341                      [$1
 342 ])])])
 343
 344 # Initialize.
 345 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
 346
 347
 348 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
 349 # -----------------------------------------------------
 350 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
 351 [_LT_CONFIG_LIBTOOL([$1])
 352 _LT_CONFIG_LIBTOOL_INIT([$2])
 353 ])
 354
 355
 356 # _LT_FORMAT_COMMENT([COMMENT])
 357 # -----------------------------
 358 # Add leading comment marks to the start of each line, and a trailing
 359 # full-stop to the whole comment if one is not present already.
 360 m4_define([_LT_FORMAT_COMMENT],
 361 [m4_ifval([$1], [
 362 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
 363               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
 364 )])
 365
 366
 367
 368
 369
 370 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
 371 # -------------------------------------------------------------------
 372 # CONFIGNAME is the name given to the value in the libtool script.
 373 # VARNAME is the (base) name used in the configure script.
 374 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
 375 # VARNAME.  Any other value will be used directly.
 376 m4_define([_LT_DECL],
 377 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
 378     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
 379         [m4_ifval([$1], [$1], [$2])])
 380     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
 381     m4_ifval([$4],
 382         [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
 383     lt_dict_add_subkey([lt_decl_dict], [$2],
 384         [tagged?], [m4_ifval([$5], [yes], [no])])])
 385 ])
 386
 387
 388 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
 389 # --------------------------------------------------------
 390 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
 391
 392
 393 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
 394 # ------------------------------------------------
 395 m4_define([lt_decl_tag_varnames],
 396 [_lt_decl_filter([tagged?], [yes], $@)])
 397
 398
 399 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
 400 # ---------------------------------------------------------
 401 m4_define([_lt_decl_filter],
 402 [m4_case([$#],
 403   [0], [m4_fatal([$0: too few arguments: $#])],
 404   [1], [m4_fatal([$0: too few arguments: $#: $1])],
 405   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
 406   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
 407   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
 408 ])
 409
 410
 411 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
 412 # --------------------------------------------------
 413 m4_define([lt_decl_quote_varnames],
 414 [_lt_decl_filter([value], [1], $@)])
 415
 416
 417 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
 418 # ---------------------------------------------------
 419 m4_define([lt_decl_dquote_varnames],
 420 [_lt_decl_filter([value], [2], $@)])
 421
 422
 423 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
 424 # ---------------------------------------------------
 425 m4_define([lt_decl_varnames_tagged],
 426 [m4_assert([$# <= 2])dnl
 427 _$0(m4_quote(m4_default([$1], [[, ]])),
 428     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
 429     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
 430 m4_define([_lt_decl_varnames_tagged],
 431 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
 432
 433
 434 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
 435 # ------------------------------------------------
 436 m4_define([lt_decl_all_varnames],
 437 [_$0(m4_quote(m4_default([$1], [[, ]])),
 438      m4_if([$2], [],
 439            m4_quote(lt_decl_varnames),
 440         m4_quote(m4_shift($@))))[]dnl
 441 ])
 442 m4_define([_lt_decl_all_varnames],
 443 [lt_join($@, lt_decl_varnames_tagged([$1],
 444                         lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
 445 ])
 446
 447
 448 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
 449 # ------------------------------------
 450 # Quote a variable value, and forward it to 'config.status' so that its
 451 # declaration there will have the same value as in 'configure'.  VARNAME
 452 # must have a single quote delimited value for this to work.
 453 m4_define([_LT_CONFIG_STATUS_DECLARE],
 454 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
 455
 456
 457 # _LT_CONFIG_STATUS_DECLARATIONS
 458 # ------------------------------
 459 # We delimit libtool config variables with single quotes, so when
 460 # we write them to config.status, we have to be sure to quote all
 461 # embedded single quotes properly.  In configure, this macro expands
 462 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
 463 #
 464 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
 465 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
 466 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
 467     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
 468
 469
 470 # _LT_LIBTOOL_TAGS
 471 # ----------------
 472 # Output comment and list of tags supported by the script
 473 m4_defun([_LT_LIBTOOL_TAGS],
 474 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
 475 available_tags='_LT_TAGS'dnl
 476 ])
 477
 478
 479 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
 480 # -----------------------------------
 481 # Extract the dictionary values for VARNAME (optionally with TAG) and
 482 # expand to a commented shell variable setting:
 483 #
 484 #    # Some comment about what VAR is for.
 485 #    visible_name=$lt_internal_name
 486 m4_define([_LT_LIBTOOL_DECLARE],
 487 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
 488                                            [description])))[]dnl
 489 m4_pushdef([_libtool_name],
 490     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
 491 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
 492     [0], [_libtool_name=[$]$1],
 493     [1], [_libtool_name=$lt_[]$1],
 494     [2], [_libtool_name=$lt_[]$1],
 495     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
 496 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
 497 ])
 498
 499
 500 # _LT_LIBTOOL_CONFIG_VARS
 501 # -----------------------
 502 # Produce commented declarations of non-tagged libtool config variables
 503 # suitable for insertion in the LIBTOOL CONFIG section of the 'libtool'
 504 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
 505 # section) are produced by _LT_LIBTOOL_TAG_VARS.
 506 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
 507 [m4_foreach([_lt_var],
 508     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
 509     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
 510
 511
 512 # _LT_LIBTOOL_TAG_VARS(TAG)
 513 # -------------------------
 514 m4_define([_LT_LIBTOOL_TAG_VARS],
 515 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
 516     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
 517
 518
 519 # _LT_TAGVAR(VARNAME, [TAGNAME])
 520 # ------------------------------
 521 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 522
 523
 524 # _LT_CONFIG_COMMANDS
 525 # -------------------
 526 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
 527 # variables for single and double quote escaping we saved from calls
 528 # to _LT_DECL, we can put quote escaped variables declarations
 529 # into 'config.status', and then the shell code to quote escape them in
 530 # for loops in 'config.status'.  Finally, any additional code accumulated
 531 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
 532 m4_defun([_LT_CONFIG_COMMANDS],
 533 [AC_PROVIDE_IFELSE([LT_OUTPUT],
 534         dnl If the libtool generation code has been placed in $CONFIG_LT,
 535         dnl instead of duplicating it all over again into config.status,
 536         dnl then we will have config.status run $CONFIG_LT later, so it
 537         dnl needs to know what name is stored there:
 538         [AC_CONFIG_COMMANDS([libtool],
 539             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
 540     dnl If the libtool generation code is destined for config.status,
 541     dnl expand the accumulated commands and init code now:
 542     [AC_CONFIG_COMMANDS([libtool],
 543         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
 544 ])#_LT_CONFIG_COMMANDS
 545
 546
 547 # Initialize.
 548 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
 549 [
 550
 551 # The HP-UX ksh and POSIX shell print the target directory to stdout
 552 # if CDPATH is set.
 553 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 554
 555 sed_quote_subst='$sed_quote_subst'
 556 double_quote_subst='$double_quote_subst'
 557 delay_variable_subst='$delay_variable_subst'
 558 _LT_CONFIG_STATUS_DECLARATIONS
 559 LTCC='$LTCC'
 560 LTCFLAGS='$LTCFLAGS'
 561 compiler='$compiler_DEFAULT'
 562
 563 # A function that is used when there is no print builtin or printf.
 564 func_fallback_echo ()
 565 {
 566   eval 'cat <<_LTECHO_EOF
 567 \$[]1
 568 _LTECHO_EOF'
 569 }
 570
 571 # Quote evaled strings.
 572 for var in lt_decl_all_varnames([[ \
 573 ]], lt_decl_quote_varnames); do
 574     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 575     *[[\\\\\\\`\\"\\\$]]*)
 576       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
 577       ;;
 578     *)
 579       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 580       ;;
 581     esac
 582 done
 583
 584 # Double-quote double-evaled strings.
 585 for var in lt_decl_all_varnames([[ \
 586 ]], lt_decl_dquote_varnames); do
 587     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 588     *[[\\\\\\\`\\"\\\$]]*)
 589       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
 590       ;;
 591     *)
 592       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 593       ;;
 594     esac
 595 done
 596
 597 _LT_OUTPUT_LIBTOOL_INIT
 598 ])
 599
 600 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
 601 # ------------------------------------
 602 # Generate a child script FILE with all initialization necessary to
 603 # reuse the environment learned by the parent script, and make the
 604 # file executable.  If COMMENT is supplied, it is inserted after the
 605 # '#!' sequence but before initialization text begins.  After this
 606 # macro, additional text can be appended to FILE to form the body of
 607 # the child script.  The macro ends with non-zero status if the
 608 # file could not be fully written (such as if the disk is full).
 609 m4_ifdef([AS_INIT_GENERATED],
 610 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
 611 [m4_defun([_LT_GENERATED_FILE_INIT],
 612 [m4_require([AS_PREPARE])]dnl
 613 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
 614 [lt_write_fail=0
 615 cat >$1 <<_ASEOF || lt_write_fail=1
 616 #! $SHELL
 617 # Generated by $as_me.
 618 $2
 619 SHELL=\${CONFIG_SHELL-$SHELL}
 620 export SHELL
 621 _ASEOF
 622 cat >>$1 <<\_ASEOF || lt_write_fail=1
 623 AS_SHELL_SANITIZE
 624 _AS_PREPARE
 625 exec AS_MESSAGE_FD>&1
 626 _ASEOF
 627 test 0 = "$lt_write_fail" && chmod +x $1[]dnl
 628 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 629
 630 # LT_OUTPUT
 631 # ---------
 632 # This macro allows early generation of the libtool script (before
 633 # AC_OUTPUT is called), incase it is used in configure for compilation
 634 # tests.
 635 AC_DEFUN([LT_OUTPUT],
 636 [: ${CONFIG_LT=./config.lt}
 637 AC_MSG_NOTICE([creating $CONFIG_LT])
 638 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
 639 [# Run this file to recreate a libtool stub with the current configuration.])
 640
 641 cat >>"$CONFIG_LT" <<\_LTEOF
 642 lt_cl_silent=false
 643 exec AS_MESSAGE_LOG_FD>>config.log
 644 {
 645   echo
 646   AS_BOX([Running $as_me.])
 647 } >&AS_MESSAGE_LOG_FD
 648
 649 lt_cl_help="\
 650 '$as_me' creates a local libtool stub from the current configuration,
 651 for use in further configure time tests before the real libtool is
 652 generated.
 653
 654 Usage: $[0] [[OPTIONS]]
 655
 656   -h, --help      print this help, then exit
 657   -V, --version   print version number, then exit
 658   -q, --quiet     do not print progress messages
 659   -d, --debug     don't remove temporary files
 660
 661 Report bugs to <bug-libtool@gnu.org>."
 662
 663 lt_cl_version="\
 664 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 665 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 666 configured by $[0], generated by m4_PACKAGE_STRING.
 667
 668 Copyright (C) 2011 Free Software Foundation, Inc.
 669 This config.lt script is free software; the Free Software Foundation
 670 gives unlimited permision to copy, distribute and modify it."
 671
 672 while test 0 != $[#]
 673 do
 674   case $[1] in
 675     --version | --v* | -V )
 676       echo "$lt_cl_version"; exit 0 ;;
 677     --help | --h* | -h )
 678       echo "$lt_cl_help"; exit 0 ;;
 679     --debug | --d* | -d )
 680       debug=: ;;
 681     --quiet | --q* | --silent | --s* | -q )
 682       lt_cl_silent=: ;;
 683
 684     -*) AC_MSG_ERROR([unrecognized option: $[1]
 685 Try '$[0] --help' for more information.]) ;;
 686
 687     *) AC_MSG_ERROR([unrecognized argument: $[1]
 688 Try '$[0] --help' for more information.]) ;;
 689   esac
 690   shift
 691 done
 692
 693 if $lt_cl_silent; then
 694   exec AS_MESSAGE_FD>/dev/null
 695 fi
 696 _LTEOF
 697
 698 cat >>"$CONFIG_LT" <<_LTEOF
 699 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
 700 _LTEOF
 701
 702 cat >>"$CONFIG_LT" <<\_LTEOF
 703 AC_MSG_NOTICE([creating $ofile])
 704 _LT_OUTPUT_LIBTOOL_COMMANDS
 705 AS_EXIT(0)
 706 _LTEOF
 707 chmod +x "$CONFIG_LT"
 708
 709 # configure is writing to config.log, but config.lt does its own redirection,
 710 # appending to config.log, which fails on DOS, as config.log is still kept
 711 # open by configure.  Here we exec the FD to /dev/null, effectively closing
 712 # config.log, so it can be properly (re)opened and appended to by config.lt.
 713 lt_cl_success=:
 714 test yes = "$silent" &&
 715   lt_config_lt_args="$lt_config_lt_args --quiet"
 716 exec AS_MESSAGE_LOG_FD>/dev/null
 717 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
 718 exec AS_MESSAGE_LOG_FD>>config.log
 719 $lt_cl_success || AS_EXIT(1)
 720 ])# LT_OUTPUT
 721
 722
 723 # _LT_CONFIG(TAG)
 724 # ---------------
 725 # If TAG is the built-in tag, create an initial libtool script with a
 726 # default configuration from the untagged config vars.  Otherwise add code
 727 # to config.status for appending the configuration named by TAG from the
 728 # matching tagged config vars.
 729 m4_defun([_LT_CONFIG],
 730 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 731 _LT_CONFIG_SAVE_COMMANDS([
 732   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
 733   m4_if(_LT_TAG, [C], [
 734     # See if we are running on zsh, and set the options that allow our
 735     # commands through without removal of \ escapes.
 736     if test -n "${ZSH_VERSION+set}"; then
 737       setopt NO_GLOB_SUBST
 738     fi
 739
 740     cfgfile=${ofile}T
 741     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
 742     $RM "$cfgfile"
 743
 744     cat <<_LT_EOF >> "$cfgfile"
 745 #! $SHELL
 746 # Generated automatically by $as_me ($PACKAGE) $VERSION
 747 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 748 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 749
 750 # Provide generalized library-building support services.
 751 # Written by Gordon Matzigkeit, 1996
 752
 753 _LT_COPYING
 754 _LT_LIBTOOL_TAGS
 755
 756 # Configured defaults for sys_lib_dlsearch_path munging.
 757 : \${LT_SYS_LIBRARY_PATH="$configure_time_lt_sys_library_path"}
 758
 759 # ### BEGIN LIBTOOL CONFIG
 760 _LT_LIBTOOL_CONFIG_VARS
 761 _LT_LIBTOOL_TAG_VARS
 762 # ### END LIBTOOL CONFIG
 763
 764 _LT_EOF
 765
 766     cat <<'_LT_EOF' >> "$cfgfile"
 767
 768 # ### BEGIN FUNCTIONS SHARED WITH CONFIGURE
 769
 770 _LT_PREPARE_MUNGE_PATH_LIST
 771 _LT_PREPARE_CC_BASENAME
 772
 773 # ### END FUNCTIONS SHARED WITH CONFIGURE
 774
 775 _LT_EOF
 776
 777   case $host_os in
 778   aix3*)
 779     cat <<\_LT_EOF >> "$cfgfile"
 780 # AIX sometimes has problems with the GCC collect2 program.  For some
 781 # reason, if we set the COLLECT_NAMES environment variable, the problems
 782 # vanish in a puff of smoke.
 783 if test set != "${COLLECT_NAMES+set}"; then
 784   COLLECT_NAMES=
 785   export COLLECT_NAMES
 786 fi
 787 _LT_EOF
 788     ;;
 789   esac
 790
 791   _LT_PROG_LTMAIN
 792
 793   # We use sed instead of cat because bash on DJGPP gets confused if
 794   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
 795   # text mode, it properly converts lines to CR/LF.  This bash problem
 796   # is reportedly fixed, but why not run on old versions too?
 797   sed '$q' "$ltmain" >> "$cfgfile" \
 798      || (rm -f "$cfgfile"; exit 1)
 799
 800    mv -f "$cfgfile" "$ofile" ||
 801     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
 802   chmod +x "$ofile"
 803 ],
 804 [cat <<_LT_EOF >> "$ofile"
 805
 806 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
 807 dnl in a comment (ie after a #).
 808 # ### BEGIN LIBTOOL TAG CONFIG: $1
 809 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
 810 # ### END LIBTOOL TAG CONFIG: $1
 811 _LT_EOF
 812 ])dnl /m4_if
 813 ],
 814 [m4_if([$1], [], [
 815     PACKAGE='$PACKAGE'
 816     VERSION='$VERSION'
 817     RM='$RM'
 818     ofile='$ofile'], [])
 819 ])dnl /_LT_CONFIG_SAVE_COMMANDS
 820 ])# _LT_CONFIG
 821
 822
 823 # LT_SUPPORTED_TAG(TAG)
 824 # ---------------------
 825 # Trace this macro to discover what tags are supported by the libtool
 826 # --tag option, using:
 827 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
 828 AC_DEFUN([LT_SUPPORTED_TAG], [])
 829
 830
 831 # C support is built-in for now
 832 m4_define([_LT_LANG_C_enabled], [])
 833 m4_define([_LT_TAGS], [])
 834
 835
 836 # LT_LANG(LANG)
 837 # -------------
 838 # Enable libtool support for the given language if not already enabled.
 839 AC_DEFUN([LT_LANG],
 840 [AC_BEFORE([$0], [LT_OUTPUT])dnl
 841 m4_case([$1],
 842   [C],                  [_LT_LANG(C)],
 843   [C++],                [_LT_LANG(CXX)],
 844   [Go],                 [_LT_LANG(GO)],
 845   [Java],               [_LT_LANG(GCJ)],
 846   [Fortran 77],         [_LT_LANG(F77)],
 847   [Fortran],            [_LT_LANG(FC)],
 848   [Windows Resource],   [_LT_LANG(RC)],
 849   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 850     [_LT_LANG($1)],
 851     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 852 ])# LT_LANG
 853
 854
 855 # _LT_LANG(LANGNAME)
 856 # ------------------
 857 m4_defun([_LT_LANG],
 858 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 859   [LT_SUPPORTED_TAG([$1])dnl
 860   m4_append([_LT_TAGS], [$1 ])dnl
 861   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 862   _LT_LANG_$1_CONFIG($1)])dnl
 863 ])# _LT_LANG
 864
 865
 866 m4_ifndef([AC_PROG_GO], [
 867 # NOTE: This macro has been submitted for inclusion into   #
 868 #  GNU Autoconf as AC_PROG_GO.  When it is available in    #
 869 #  a released version of Autoconf we should remove this    #
 870 #  macro and use it instead.                               #
 871 m4_defun([AC_PROG_GO],
 872 [AC_LANG_PUSH(Go)dnl
 873 AC_ARG_VAR([GOC],     [Go compiler command])dnl
 874 AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
 875 _AC_ARG_VAR_LDFLAGS()dnl
 876 AC_CHECK_TOOL(GOC, gccgo)
 877 if test -z "$GOC"; then
 878   if test -n "$ac_tool_prefix"; then
 879     AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
 880   fi
 881 fi
 882 if test -z "$GOC"; then
 883   AC_CHECK_PROG(GOC, gccgo, gccgo, false)
 884 fi
 885 ])#m4_defun
 886 ])#m4_ifndef
 887
 888
 889 # _LT_LANG_DEFAULT_CONFIG
 890 # -----------------------
 891 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 892 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 893   [LT_LANG(CXX)],
 894   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 895
 896 AC_PROVIDE_IFELSE([AC_PROG_F77],
 897   [LT_LANG(F77)],
 898   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 899
 900 AC_PROVIDE_IFELSE([AC_PROG_FC],
 901   [LT_LANG(FC)],
 902   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 903
 904 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 905 dnl pulling things in needlessly.
 906 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 907   [LT_LANG(GCJ)],
 908   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 909     [LT_LANG(GCJ)],
 910     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 911       [LT_LANG(GCJ)],
 912       [m4_ifdef([AC_PROG_GCJ],
 913         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 914        m4_ifdef([A][M_PROG_GCJ],
 915         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 916        m4_ifdef([LT_PROG_GCJ],
 917         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 918
 919 AC_PROVIDE_IFELSE([AC_PROG_GO],
 920   [LT_LANG(GO)],
 921   [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
 922
 923 AC_PROVIDE_IFELSE([LT_PROG_RC],
 924   [LT_LANG(RC)],
 925   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 926 ])# _LT_LANG_DEFAULT_CONFIG
 927
 928 # Obsolete macros:
 929 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 930 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 931 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 932 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 933 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 934 dnl aclocal-1.4 backwards compatibility:
 935 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 936 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 937 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 938 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 939 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 940
 941
 942 # _LT_TAG_COMPILER
 943 # ----------------
 944 m4_defun([_LT_TAG_COMPILER],
 945 [AC_REQUIRE([AC_PROG_CC])dnl
 946
 947 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 948 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 949 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 950 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 951
 952 # If no C compiler was specified, use CC.
 953 LTCC=${LTCC-"$CC"}
 954
 955 # If no C compiler flags were specified, use CFLAGS.
 956 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 957
 958 # Allow CC to be a program name with arguments.
 959 compiler=$CC
 960 ])# _LT_TAG_COMPILER
 961
 962
 963 # _LT_COMPILER_BOILERPLATE
 964 # ------------------------
 965 # Check for compiler boilerplate output or warnings with
 966 # the simple compiler test code.
 967 m4_defun([_LT_COMPILER_BOILERPLATE],
 968 [m4_require([_LT_DECL_SED])dnl
 969 ac_outfile=conftest.$ac_objext
 970 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 971 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 972 _lt_compiler_boilerplate=`cat conftest.err`
 973 $RM conftest*
 974 ])# _LT_COMPILER_BOILERPLATE
 975
 976
 977 # _LT_LINKER_BOILERPLATE
 978 # ----------------------
 979 # Check for linker boilerplate output or warnings with
 980 # the simple link test code.
 981 m4_defun([_LT_LINKER_BOILERPLATE],
 982 [m4_require([_LT_DECL_SED])dnl
 983 ac_outfile=conftest.$ac_objext
 984 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 985 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 986 _lt_linker_boilerplate=`cat conftest.err`
 987 $RM -r conftest*
 988 ])# _LT_LINKER_BOILERPLATE
 989
 990 # _LT_REQUIRED_DARWIN_CHECKS
 991 # -------------------------
 992 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 993   case $host_os in
 994     rhapsody* | darwin*)
 995     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 996     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 997     AC_CHECK_TOOL([LIPO], [lipo], [:])
 998     AC_CHECK_TOOL([OTOOL], [otool], [:])
 999     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
1000     _LT_DECL([], [DSYMUTIL], [1],
1001       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
1002     _LT_DECL([], [NMEDIT], [1],
1003       [Tool to change global to local symbols on Mac OS X])
1004     _LT_DECL([], [LIPO], [1],
1005       [Tool to manipulate fat objects and archives on Mac OS X])
1006     _LT_DECL([], [OTOOL], [1],
1007       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
1008     _LT_DECL([], [OTOOL64], [1],
1009       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
1010
1011     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
1012       [lt_cv_apple_cc_single_mod=no
1013       if test -z "$LT_MULTI_MODULE"; then
1014         # By default we will add the -single_module flag. You can override
1015         # by either setting the environment variable LT_MULTI_MODULE
1016         # non-empty at configure time, or by adding -multi_module to the
1017         # link flags.
1018         rm -rf libconftest.dylib*
1019         echo "int foo(void){return 1;}" > conftest.c
1020         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
1021 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
1022         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
1023           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
1024         _lt_result=$?
1025         # If there is a non-empty error log, and "single_module"
1026         # appears in it, assume the flag caused a linker warning
1027         if test -s conftest.err && $GREP single_module conftest.err; then
1028           cat conftest.err >&AS_MESSAGE_LOG_FD
1029         # Otherwise, if the output was created with a 0 exit code from
1030         # the compiler, it worked.
1031         elif test -f libconftest.dylib && test 0 = "$_lt_result"; then
1032           lt_cv_apple_cc_single_mod=yes
1033         else
1034           cat conftest.err >&AS_MESSAGE_LOG_FD
1035         fi
1036         rm -rf libconftest.dylib*
1037         rm -f conftest.*
1038       fi])
1039
1040     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
1041       [lt_cv_ld_exported_symbols_list],
1042       [lt_cv_ld_exported_symbols_list=no
1043       save_LDFLAGS=$LDFLAGS
1044       echo "_main" > conftest.sym
1045       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
1046       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
1047         [lt_cv_ld_exported_symbols_list=yes],
1048         [lt_cv_ld_exported_symbols_list=no])
1049         LDFLAGS=$save_LDFLAGS
1050     ])
1051
1052     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
1053       [lt_cv_ld_force_load=no
1054       cat > conftest.c << _LT_EOF
1055 int forced_loaded() { return 2;}
1056 _LT_EOF
1057       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
1058       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
1059       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
1060       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
1061       echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
1062       $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
1063       cat > conftest.c << _LT_EOF
1064 int main() { return 0;}
1065 _LT_EOF
1066       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
1067       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
1068       _lt_result=$?
1069       if test -s conftest.err && $GREP force_load conftest.err; then
1070         cat conftest.err >&AS_MESSAGE_LOG_FD
1071       elif test -f conftest && test 0 = "$_lt_result" && $GREP forced_load conftest >/dev/null 2>&1; then
1072         lt_cv_ld_force_load=yes
1073       else
1074         cat conftest.err >&AS_MESSAGE_LOG_FD
1075       fi
1076         rm -f conftest.err libconftest.a conftest conftest.c
1077         rm -rf conftest.dSYM
1078     ])
1079     case $host_os in
1080     rhapsody* | darwin1.[[012]])
1081       _lt_dar_allow_undefined='$wl-undefined ${wl}suppress' ;;
1082     darwin1.*)
1083       _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1084     darwin*) # darwin 5.x on
1085       # if running on 10.5 or later, the deployment target defaults
1086       # to the OS version, if on x86, and 10.4, the deployment
1087       # target defaults to 10.4. Don't you love it?
1088       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1089         10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1090           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1091         10.[[012]][[,.]]*)
1092           _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1093         10.*)
1094           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1095       esac
1096     ;;
1097   esac
1098     if test yes = "$lt_cv_apple_cc_single_mod"; then
1099       _lt_dar_single_mod='$single_module'
1100     fi
1101     if test yes = "$lt_cv_ld_exported_symbols_list"; then
1102       _lt_dar_export_syms=' $wl-exported_symbols_list,$output_objdir/$libname-symbols.expsym'
1103     else
1104       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/$libname-symbols.expsym $lib'
1105     fi
1106     if test : != "$DSYMUTIL" && test no = "$lt_cv_ld_force_load"; then
1107       _lt_dsymutil='~$DSYMUTIL $lib || :'
1108     else
1109       _lt_dsymutil=
1110     fi
1111     ;;
1112   esac
1113 ])
1114
1115
1116 # _LT_DARWIN_LINKER_FEATURES([TAG])
1117 # ---------------------------------
1118 # Checks for linker and compiler features on darwin
1119 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1120 [
1121   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1122   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1123   _LT_TAGVAR(hardcode_direct, $1)=no
1124   _LT_TAGVAR(hardcode_automatic, $1)=yes
1125   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1126   if test yes = "$lt_cv_ld_force_load"; then
1127     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience $wl-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1128     m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
1129                   [FC],  [_LT_TAGVAR(compiler_needs_object, $1)=yes])
1130   else
1131     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1132   fi
1133   _LT_TAGVAR(link_all_deplibs, $1)=yes
1134   _LT_TAGVAR(allow_undefined_flag, $1)=$_lt_dar_allow_undefined
1135   case $cc_basename in
1136      ifort*|nagfor*) _lt_dar_can_shared=yes ;;
1137      *) _lt_dar_can_shared=$GCC ;;
1138   esac
1139   if test yes = "$_lt_dar_can_shared"; then
1140     output_verbose_link_cmd=func_echo_all
1141     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dsymutil"
1142     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dsymutil"
1143     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dar_export_syms$_lt_dsymutil"
1144     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dar_export_syms$_lt_dsymutil"
1145     m4_if([$1], [CXX],
1146 [   if test yes != "$lt_cv_apple_cc_single_mod"; then
1147       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dsymutil"
1148       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dar_export_syms$_lt_dsymutil"
1149     fi
1150 ],[])
1151   else
1152   _LT_TAGVAR(ld_shlibs, $1)=no
1153   fi
1154 ])
1155
1156 # _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1157 # ----------------------------------
1158 # Links a minimal program and checks the executable
1159 # for the system default hardcoded library path. In most cases,
1160 # this is /usr/lib:/lib, but when the MPI compilers are used
1161 # the location of the communication and MPI libs are included too.
1162 # If we don't find anything, use the default library path according
1163 # to the aix ld manual.
1164 # Store the results from the different compilers for each TAGNAME.
1165 # Allow to override them for all tags through lt_cv_aix_libpath.
1166 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1167 [m4_require([_LT_DECL_SED])dnl
1168 if test set = "${lt_cv_aix_libpath+set}"; then
1169   aix_libpath=$lt_cv_aix_libpath
1170 else
1171   AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1172   [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1173   lt_aix_libpath_sed='[
1174       /Import File Strings/,/^$/ {
1175           /^0/ {
1176               s/^0  *\([^ ]*\) *$/\1/
1177               p
1178           }
1179       }]'
1180   _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1181   # Check for a 64-bit object if we didn't find anything.
1182   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1183     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1184   fi],[])
1185   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1186     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=/usr/lib:/lib
1187   fi
1188   ])
1189   aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1190 fi
1191 ])# _LT_SYS_MODULE_PATH_AIX
1192
1193
1194 # _LT_SHELL_INIT(ARG)
1195 # -------------------
1196 m4_define([_LT_SHELL_INIT],
1197 [m4_divert_text([M4SH-INIT], [$1
1198 ])])# _LT_SHELL_INIT
1199
1200
1201
1202 # _LT_PROG_ECHO_BACKSLASH
1203 # -----------------------
1204 # Find how we can fake an echo command that does not interpret backslash.
1205 # In particular, with Autoconf 2.60 or later we add some code to the start
1206 # of the generated configure script that will find a shell with a builtin
1207 # printf (that we can use as an echo command).
1208 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1209 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1210 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1211 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1212
1213 AC_MSG_CHECKING([how to print strings])
1214 # Test print first, because it will be a builtin if present.
1215 if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1216    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1217   ECHO='print -r --'
1218 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1219   ECHO='printf %s\n'
1220 else
1221   # Use this function as a fallback that always works.
1222   func_fallback_echo ()
1223   {
1224     eval 'cat <<_LTECHO_EOF
1225 $[]1
1226 _LTECHO_EOF'
1227   }
1228   ECHO='func_fallback_echo'
1229 fi
1230
1231 # func_echo_all arg...
1232 # Invoke $ECHO with all args, space-separated.
1233 func_echo_all ()
1234 {
1235     $ECHO "$*"
1236 }
1237
1238 case $ECHO in
1239   printf*) AC_MSG_RESULT([printf]) ;;
1240   print*) AC_MSG_RESULT([print -r]) ;;
1241   *) AC_MSG_RESULT([cat]) ;;
1242 esac
1243
1244 m4_ifdef([_AS_DETECT_SUGGESTED],
1245 [_AS_DETECT_SUGGESTED([
1246   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1247     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1248     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1249     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1250     PATH=/empty FPATH=/empty; export PATH FPATH
1251     test "X`printf %s $ECHO`" = "X$ECHO" \
1252       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1253
1254 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1255 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1256 ])# _LT_PROG_ECHO_BACKSLASH
1257
1258
1259 # _LT_WITH_SYSROOT
1260 # ----------------
1261 AC_DEFUN([_LT_WITH_SYSROOT],
1262 [AC_MSG_CHECKING([for sysroot])
1263 AC_ARG_WITH([sysroot],
1264 [AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@],
1265   [Search for dependent libraries within DIR (or the compiler's sysroot
1266    if not specified).])],
1267 [], [with_sysroot=no])
1268
1269 dnl lt_sysroot will always be passed unquoted.  We quote it here
1270 dnl in case the user passed a directory name.
1271 lt_sysroot=
1272 case $with_sysroot in #(
1273  yes)
1274    if test yes = "$GCC"; then
1275      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1276    fi
1277    ;; #(
1278  /*)
1279    lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1280    ;; #(
1281  no|'')
1282    ;; #(
1283  *)
1284    AC_MSG_RESULT([$with_sysroot])
1285    AC_MSG_ERROR([The sysroot must be an absolute path.])
1286    ;;
1287 esac
1288
1289  AC_MSG_RESULT([${lt_sysroot:-no}])
1290 _LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1291 [dependent libraries, and where our libraries should be installed.])])
1292
1293 # _LT_ENABLE_LOCK
1294 # ---------------
1295 m4_defun([_LT_ENABLE_LOCK],
1296 [AC_ARG_ENABLE([libtool-lock],
1297   [AS_HELP_STRING([--disable-libtool-lock],
1298     [avoid locking (might break parallel builds)])])
1299 test no = "$enable_libtool_lock" || enable_libtool_lock=yes
1300
1301 # Some flags need to be propagated to the compiler or linker for good
1302 # libtool support.
1303 case $host in
1304 ia64-*-hpux*)
1305   # Find out what ABI is being produced by ac_compile, and set mode
1306   # options accordingly.
1307   echo 'int i;' > conftest.$ac_ext
1308   if AC_TRY_EVAL(ac_compile); then
1309     case `/usr/bin/file conftest.$ac_objext` in
1310       *ELF-32*)
1311         HPUX_IA64_MODE=32
1312         ;;
1313       *ELF-64*)
1314         HPUX_IA64_MODE=64
1315         ;;
1316     esac
1317   fi
1318   rm -rf conftest*
1319   ;;
1320 *-*-irix6*)
1321   # Find out what ABI is being produced by ac_compile, and set linker
1322   # options accordingly.
1323   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1324   if AC_TRY_EVAL(ac_compile); then
1325     if test yes = "$lt_cv_prog_gnu_ld"; then
1326       case `/usr/bin/file conftest.$ac_objext` in
1327         *32-bit*)
1328           LD="${LD-ld} -melf32bsmip"
1329           ;;
1330         *N32*)
1331           LD="${LD-ld} -melf32bmipn32"
1332           ;;
1333         *64-bit*)
1334           LD="${LD-ld} -melf64bmip"
1335         ;;
1336       esac
1337     else
1338       case `/usr/bin/file conftest.$ac_objext` in
1339         *32-bit*)
1340           LD="${LD-ld} -32"
1341           ;;
1342         *N32*)
1343           LD="${LD-ld} -n32"
1344           ;;
1345         *64-bit*)
1346           LD="${LD-ld} -64"
1347           ;;
1348       esac
1349     fi
1350   fi
1351   rm -rf conftest*
1352   ;;
1353
1354 mips64*-*linux*)
1355   # Find out what ABI is being produced by ac_compile, and set linker
1356   # options accordingly.
1357   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1358   if AC_TRY_EVAL(ac_compile); then
1359     emul=elf
1360     case `/usr/bin/file conftest.$ac_objext` in
1361       *32-bit*)
1362         emul="${emul}32"
1363         ;;
1364       *64-bit*)
1365         emul="${emul}64"
1366         ;;
1367     esac
1368     case `/usr/bin/file conftest.$ac_objext` in
1369       *MSB*)
1370         emul="${emul}btsmip"
1371         ;;
1372       *LSB*)
1373         emul="${emul}ltsmip"
1374         ;;
1375     esac
1376     case `/usr/bin/file conftest.$ac_objext` in
1377       *N32*)
1378         emul="${emul}n32"
1379         ;;
1380     esac
1381     LD="${LD-ld} -m $emul"
1382   fi
1383   rm -rf conftest*
1384   ;;
1385
1386 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
1387 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1388   # Find out what ABI is being produced by ac_compile, and set linker
1389   # options accordingly.  Note that the listed cases only cover the
1390   # situations where additional linker options are needed (such as when
1391   # doing 32-bit compilation for a host where ld defaults to 64-bit, or
1392   # vice versa); the common cases where no linker options are needed do
1393   # not appear in the list.
1394   echo 'int i;' > conftest.$ac_ext
1395   if AC_TRY_EVAL(ac_compile); then
1396     case `/usr/bin/file conftest.o` in
1397       *32-bit*)
1398         case $host in
1399           x86_64-*kfreebsd*-gnu)
1400             LD="${LD-ld} -m elf_i386_fbsd"
1401             ;;
1402           x86_64-*linux*)
1403             case `/usr/bin/file conftest.o` in
1404               *x86-64*)
1405                 LD="${LD-ld} -m elf32_x86_64"
1406                 ;;
1407               *)
1408                 LD="${LD-ld} -m elf_i386"
1409                 ;;
1410             esac
1411             ;;
1412           powerpc64le-*linux*)
1413             LD="${LD-ld} -m elf32lppclinux"
1414             ;;
1415           powerpc64-*linux*)
1416             LD="${LD-ld} -m elf32ppclinux"
1417             ;;
1418           s390x-*linux*)
1419             LD="${LD-ld} -m elf_s390"
1420             ;;
1421           sparc64-*linux*)
1422             LD="${LD-ld} -m elf32_sparc"
1423             ;;
1424         esac
1425         ;;
1426       *64-bit*)
1427         case $host in
1428           x86_64-*kfreebsd*-gnu)
1429             LD="${LD-ld} -m elf_x86_64_fbsd"
1430             ;;
1431           x86_64-*linux*)
1432             LD="${LD-ld} -m elf_x86_64"
1433             ;;
1434           powerpcle-*linux*)
1435             LD="${LD-ld} -m elf64lppc"
1436             ;;
1437           powerpc-*linux*)
1438             LD="${LD-ld} -m elf64ppc"
1439             ;;
1440           s390*-*linux*|s390*-*tpf*)
1441             LD="${LD-ld} -m elf64_s390"
1442             ;;
1443           sparc*-*linux*)
1444             LD="${LD-ld} -m elf64_sparc"
1445             ;;
1446         esac
1447         ;;
1448     esac
1449   fi
1450   rm -rf conftest*
1451   ;;
1452
1453 *-*-sco3.2v5*)
1454   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1455   SAVE_CFLAGS=$CFLAGS
1456   CFLAGS="$CFLAGS -belf"
1457   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1458     [AC_LANG_PUSH(C)
1459      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1460      AC_LANG_POP])
1461   if test yes != "$lt_cv_cc_needs_belf"; then
1462     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1463     CFLAGS=$SAVE_CFLAGS
1464   fi
1465   ;;
1466 *-*solaris*)
1467   # Find out what ABI is being produced by ac_compile, and set linker
1468   # options accordingly.
1469   echo 'int i;' > conftest.$ac_ext
1470   if AC_TRY_EVAL(ac_compile); then
1471     case `/usr/bin/file conftest.o` in
1472     *64-bit*)
1473       case $lt_cv_prog_gnu_ld in
1474       yes*)
1475         case $host in
1476         i?86-*-solaris*|x86_64-*-solaris*)
1477           LD="${LD-ld} -m elf_x86_64"
1478           ;;
1479         sparc*-*-solaris*)
1480           LD="${LD-ld} -m elf64_sparc"
1481           ;;
1482         esac
1483         # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
1484         if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1485           LD=${LD-ld}_sol2
1486         fi
1487         ;;
1488       *)
1489         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1490           LD="${LD-ld} -64"
1491         fi
1492         ;;
1493       esac
1494       ;;
1495     esac
1496   fi
1497   rm -rf conftest*
1498   ;;
1499 esac
1500
1501 need_locks=$enable_libtool_lock
1502 ])# _LT_ENABLE_LOCK
1503
1504
1505 # _LT_PROG_AR
1506 # -----------
1507 m4_defun([_LT_PROG_AR],
1508 [AC_CHECK_TOOLS(AR, [ar], false)
1509 : ${AR=ar}
1510 : ${AR_FLAGS=cru}
1511 _LT_DECL([], [AR], [1], [The archiver])
1512 _LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1513
1514 AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1515   [lt_cv_ar_at_file=no
1516    AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1517      [echo conftest.$ac_objext > conftest.lst
1518       lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1519       AC_TRY_EVAL([lt_ar_try])
1520       if test 0 -eq "$ac_status"; then
1521         # Ensure the archiver fails upon bogus file names.
1522         rm -f conftest.$ac_objext libconftest.a
1523         AC_TRY_EVAL([lt_ar_try])
1524         if test 0 -ne "$ac_status"; then
1525           lt_cv_ar_at_file=@
1526         fi
1527       fi
1528       rm -f conftest.* libconftest.a
1529      ])
1530   ])
1531
1532 if test no = "$lt_cv_ar_at_file"; then
1533   archiver_list_spec=
1534 else
1535   archiver_list_spec=$lt_cv_ar_at_file
1536 fi
1537 _LT_DECL([], [archiver_list_spec], [1],
1538   [How to feed a file listing to the archiver])
1539 ])# _LT_PROG_AR
1540
1541
1542 # _LT_CMD_OLD_ARCHIVE
1543 # -------------------
1544 m4_defun([_LT_CMD_OLD_ARCHIVE],
1545 [_LT_PROG_AR
1546
1547 AC_CHECK_TOOL(STRIP, strip, :)
1548 test -z "$STRIP" && STRIP=:
1549 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1550
1551 AC_CHECK_TOOL(RANLIB, ranlib, :)
1552 test -z "$RANLIB" && RANLIB=:
1553 _LT_DECL([], [RANLIB], [1],
1554     [Commands used to install an old-style archive])
1555
1556 # Determine commands to create old-style static archives.
1557 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1558 old_postinstall_cmds='chmod 644 $oldlib'
1559 old_postuninstall_cmds=
1560
1561 if test -n "$RANLIB"; then
1562   case $host_os in
1563   bitrig* | openbsd*)
1564     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
1565     ;;
1566   *)
1567     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
1568     ;;
1569   esac
1570   old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
1571 fi
1572
1573 case $host_os in
1574   darwin*)
1575     lock_old_archive_extraction=yes ;;
1576   *)
1577     lock_old_archive_extraction=no ;;
1578 esac
1579 _LT_DECL([], [old_postinstall_cmds], [2])
1580 _LT_DECL([], [old_postuninstall_cmds], [2])
1581 _LT_TAGDECL([], [old_archive_cmds], [2],
1582     [Commands used to build an old-style archive])
1583 _LT_DECL([], [lock_old_archive_extraction], [0],
1584     [Whether to use a lock for old archive extraction])
1585 ])# _LT_CMD_OLD_ARCHIVE
1586
1587
1588 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1589 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1590 # ----------------------------------------------------------------
1591 # Check whether the given compiler option works
1592 AC_DEFUN([_LT_COMPILER_OPTION],
1593 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1594 m4_require([_LT_DECL_SED])dnl
1595 AC_CACHE_CHECK([$1], [$2],
1596   [$2=no
1597    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1598    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1599    lt_compiler_flag="$3"  ## exclude from sc_useless_quotes_in_assignment
1600    # Insert the option either (1) after the last *FLAGS variable, or
1601    # (2) before a word containing "conftest.", or (3) at the end.
1602    # Note that $ac_compile itself does not contain backslashes and begins
1603    # with a dollar sign (not a hyphen), so the echo should work correctly.
1604    # The option is referenced via a variable to avoid confusing sed.
1605    lt_compile=`echo "$ac_compile" | $SED \
1606    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1607    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1608    -e 's:$: $lt_compiler_flag:'`
1609    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1610    (eval "$lt_compile" 2>conftest.err)
1611    ac_status=$?
1612    cat conftest.err >&AS_MESSAGE_LOG_FD
1613    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1614    if (exit $ac_status) && test -s "$ac_outfile"; then
1615      # The compiler can only warn and ignore the option if not recognized
1616      # So say no if there are warnings other than the usual output.
1617      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1618      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1619      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1620        $2=yes
1621      fi
1622    fi
1623    $RM conftest*
1624 ])
1625
1626 if test yes = "[$]$2"; then
1627     m4_if([$5], , :, [$5])
1628 else
1629     m4_if([$6], , :, [$6])
1630 fi
1631 ])# _LT_COMPILER_OPTION
1632
1633 # Old name:
1634 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1635 dnl aclocal-1.4 backwards compatibility:
1636 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1637
1638
1639 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1640 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1641 # ----------------------------------------------------
1642 # Check whether the given linker option works
1643 AC_DEFUN([_LT_LINKER_OPTION],
1644 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1645 m4_require([_LT_DECL_SED])dnl
1646 AC_CACHE_CHECK([$1], [$2],
1647   [$2=no
1648    save_LDFLAGS=$LDFLAGS
1649    LDFLAGS="$LDFLAGS $3"
1650    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1651    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1652      # The linker can only warn and ignore the option if not recognized
1653      # So say no if there are warnings
1654      if test -s conftest.err; then
1655        # Append any errors to the config.log.
1656        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1657        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1658        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1659        if diff conftest.exp conftest.er2 >/dev/null; then
1660          $2=yes
1661        fi
1662      else
1663        $2=yes
1664      fi
1665    fi
1666    $RM -r conftest*
1667    LDFLAGS=$save_LDFLAGS
1668 ])
1669
1670 if test yes = "[$]$2"; then
1671     m4_if([$4], , :, [$4])
1672 else
1673     m4_if([$5], , :, [$5])
1674 fi
1675 ])# _LT_LINKER_OPTION
1676
1677 # Old name:
1678 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1679 dnl aclocal-1.4 backwards compatibility:
1680 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1681
1682
1683 # LT_CMD_MAX_LEN
1684 #---------------
1685 AC_DEFUN([LT_CMD_MAX_LEN],
1686 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1687 # find the maximum length of command line arguments
1688 AC_MSG_CHECKING([the maximum length of command line arguments])
1689 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1690   i=0
1691   teststring=ABCD
1692
1693   case $build_os in
1694   msdosdjgpp*)
1695     # On DJGPP, this test can blow up pretty badly due to problems in libc
1696     # (any single argument exceeding 2000 bytes causes a buffer overrun
1697     # during glob expansion).  Even if it were fixed, the result of this
1698     # check would be larger than it should be.
1699     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1700     ;;
1701
1702   gnu*)
1703     # Under GNU Hurd, this test is not required because there is
1704     # no limit to the length of command line arguments.
1705     # Libtool will interpret -1 as no limit whatsoever
1706     lt_cv_sys_max_cmd_len=-1;
1707     ;;
1708
1709   cygwin* | mingw* | cegcc*)
1710     # On Win9x/ME, this test blows up -- it succeeds, but takes
1711     # about 5 minutes as the teststring grows exponentially.
1712     # Worse, since 9x/ME are not pre-emptively multitasking,
1713     # you end up with a "frozen" computer, even though with patience
1714     # the test eventually succeeds (with a max line length of 256k).
1715     # Instead, let's just punt: use the minimum linelength reported by
1716     # all of the supported platforms: 8192 (on NT/2K/XP).
1717     lt_cv_sys_max_cmd_len=8192;
1718     ;;
1719
1720   mint*)
1721     # On MiNT this can take a long time and run out of memory.
1722     lt_cv_sys_max_cmd_len=8192;
1723     ;;
1724
1725   amigaos*)
1726     # On AmigaOS with pdksh, this test takes hours, literally.
1727     # So we just punt and use a minimum line length of 8192.
1728     lt_cv_sys_max_cmd_len=8192;
1729     ;;
1730
1731   bitrig* | darwin* | dragonfly* | freebsd* | netbsd* | openbsd*)
1732     # This has been around since 386BSD, at least.  Likely further.
1733     if test -x /sbin/sysctl; then
1734       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1735     elif test -x /usr/sbin/sysctl; then
1736       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1737     else
1738       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1739     fi
1740     # And add a safety zone
1741     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1742     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1743     ;;
1744
1745   interix*)
1746     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1747     lt_cv_sys_max_cmd_len=196608
1748     ;;
1749
1750   os2*)
1751     # The test takes a long time on OS/2.
1752     lt_cv_sys_max_cmd_len=8192
1753     ;;
1754
1755   osf*)
1756     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1757     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1758     # nice to cause kernel panics so lets avoid the loop below.
1759     # First set a reasonable default.
1760     lt_cv_sys_max_cmd_len=16384
1761     #
1762     if test -x /sbin/sysconfig; then
1763       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1764         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1765       esac
1766     fi
1767     ;;
1768   sco3.2v5*)
1769     lt_cv_sys_max_cmd_len=102400
1770     ;;
1771   sysv5* | sco5v6* | sysv4.2uw2*)
1772     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1773     if test -n "$kargmax"; then
1774       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1775     else
1776       lt_cv_sys_max_cmd_len=32768
1777     fi
1778     ;;
1779   *)
1780     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1781     if test -n "$lt_cv_sys_max_cmd_len" && \
1782        test undefined != "$lt_cv_sys_max_cmd_len"; then
1783       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1784       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1785     else
1786       # Make teststring a little bigger before we do anything with it.
1787       # a 1K string should be a reasonable start.
1788       for i in 1 2 3 4 5 6 7 8; do
1789         teststring=$teststring$teststring
1790       done
1791       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1792       # If test is not a shell built-in, we'll probably end up computing a
1793       # maximum length that is only half of the actual maximum length, but
1794       # we can't tell.
1795       while { test X`env echo "$teststring$teststring" 2>/dev/null` \
1796                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1797               test 17 != "$i" # 1/2 MB should be enough
1798       do
1799         i=`expr $i + 1`
1800         teststring=$teststring$teststring
1801       done
1802       # Only check the string length outside the loop.
1803       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1804       teststring=
1805       # Add a significant safety factor because C++ compilers can tack on
1806       # massive amounts of additional arguments before passing them to the
1807       # linker.  It appears as though 1/2 is a usable value.
1808       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1809     fi
1810     ;;
1811   esac
1812 ])
1813 if test -n "$lt_cv_sys_max_cmd_len"; then
1814   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1815 else
1816   AC_MSG_RESULT(none)
1817 fi
1818 max_cmd_len=$lt_cv_sys_max_cmd_len
1819 _LT_DECL([], [max_cmd_len], [0],
1820     [What is the maximum length of a command?])
1821 ])# LT_CMD_MAX_LEN
1822
1823 # Old name:
1824 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1825 dnl aclocal-1.4 backwards compatibility:
1826 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1827
1828
1829 # _LT_HEADER_DLFCN
1830 # ----------------
1831 m4_defun([_LT_HEADER_DLFCN],
1832 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1833 ])# _LT_HEADER_DLFCN
1834
1835
1836 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1837 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1838 # ----------------------------------------------------------------
1839 m4_defun([_LT_TRY_DLOPEN_SELF],
1840 [m4_require([_LT_HEADER_DLFCN])dnl
1841 if test yes = "$cross_compiling"; then :
1842   [$4]
1843 else
1844   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1845   lt_status=$lt_dlunknown
1846   cat > conftest.$ac_ext <<_LT_EOF
1847 [#line $LINENO "configure"
1848 #include "confdefs.h"
1849
1850 #if HAVE_DLFCN_H
1851 #include <dlfcn.h>
1852 #endif
1853
1854 #include <stdio.h>
1855
1856 #ifdef RTLD_GLOBAL
1857 #  define LT_DLGLOBAL           RTLD_GLOBAL
1858 #else
1859 #  ifdef DL_GLOBAL
1860 #    define LT_DLGLOBAL         DL_GLOBAL
1861 #  else
1862 #    define LT_DLGLOBAL         0
1863 #  endif
1864 #endif
1865
1866 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1867    find out it does not work in some platform. */
1868 #ifndef LT_DLLAZY_OR_NOW
1869 #  ifdef RTLD_LAZY
1870 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1871 #  else
1872 #    ifdef DL_LAZY
1873 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1874 #    else
1875 #      ifdef RTLD_NOW
1876 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1877 #      else
1878 #        ifdef DL_NOW
1879 #          define LT_DLLAZY_OR_NOW      DL_NOW
1880 #        else
1881 #          define LT_DLLAZY_OR_NOW      0
1882 #        endif
1883 #      endif
1884 #    endif
1885 #  endif
1886 #endif
1887
1888 /* When -fvisibility=hidden is used, assume the code has been annotated
1889    correspondingly for the symbols needed.  */
1890 #if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1891 int fnord () __attribute__((visibility("default")));
1892 #endif
1893
1894 int fnord () { return 42; }
1895 int main ()
1896 {
1897   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1898   int status = $lt_dlunknown;
1899
1900   if (self)
1901     {
1902       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1903       else
1904         {
1905           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1906           else puts (dlerror ());
1907         }
1908       /* dlclose (self); */
1909     }
1910   else
1911     puts (dlerror ());
1912
1913   return status;
1914 }]
1915 _LT_EOF
1916   if AC_TRY_EVAL(ac_link) && test -s "conftest$ac_exeext" 2>/dev/null; then
1917     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1918     lt_status=$?
1919     case x$lt_status in
1920       x$lt_dlno_uscore) $1 ;;
1921       x$lt_dlneed_uscore) $2 ;;
1922       x$lt_dlunknown|x*) $3 ;;
1923     esac
1924   else :
1925     # compilation failed
1926     $3
1927   fi
1928 fi
1929 rm -fr conftest*
1930 ])# _LT_TRY_DLOPEN_SELF
1931
1932
1933 # LT_SYS_DLOPEN_SELF
1934 # ------------------
1935 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1936 [m4_require([_LT_HEADER_DLFCN])dnl
1937 if test yes != "$enable_dlopen"; then
1938   enable_dlopen=unknown
1939   enable_dlopen_self=unknown
1940   enable_dlopen_self_static=unknown
1941 else
1942   lt_cv_dlopen=no
1943   lt_cv_dlopen_libs=
1944
1945   case $host_os in
1946   beos*)
1947     lt_cv_dlopen=load_add_on
1948     lt_cv_dlopen_libs=
1949     lt_cv_dlopen_self=yes
1950     ;;
1951
1952   mingw* | pw32* | cegcc*)
1953     lt_cv_dlopen=LoadLibrary
1954     lt_cv_dlopen_libs=
1955     ;;
1956
1957   cygwin*)
1958     lt_cv_dlopen=dlopen
1959     lt_cv_dlopen_libs=
1960     ;;
1961
1962   darwin*)
1963     # if libdl is installed we need to link against it
1964     AC_CHECK_LIB([dl], [dlopen],
1965                 [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],[
1966     lt_cv_dlopen=dyld
1967     lt_cv_dlopen_libs=
1968     lt_cv_dlopen_self=yes
1969     ])
1970     ;;
1971
1972   tpf*)
1973     # Don't try to run any link tests for TPF.  We know it's impossible
1974     # because TPF is a cross-compiler, and we know how we open DSOs.
1975     lt_cv_dlopen=dlopen
1976     lt_cv_dlopen_libs=
1977     lt_cv_dlopen_self=no
1978     ;;
1979
1980   *)
1981     AC_CHECK_FUNC([shl_load],
1982           [lt_cv_dlopen=shl_load],
1983       [AC_CHECK_LIB([dld], [shl_load],
1984             [lt_cv_dlopen=shl_load lt_cv_dlopen_libs=-ldld],
1985         [AC_CHECK_FUNC([dlopen],
1986               [lt_cv_dlopen=dlopen],
1987           [AC_CHECK_LIB([dl], [dlopen],
1988                 [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],
1989             [AC_CHECK_LIB([svld], [dlopen],
1990                   [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-lsvld],
1991               [AC_CHECK_LIB([dld], [dld_link],
1992                     [lt_cv_dlopen=dld_link lt_cv_dlopen_libs=-ldld])
1993               ])
1994             ])
1995           ])
1996         ])
1997       ])
1998     ;;
1999   esac
2000
2001   if test no = "$lt_cv_dlopen"; then
2002     enable_dlopen=no
2003   else
2004     enable_dlopen=yes
2005   fi
2006
2007   case $lt_cv_dlopen in
2008   dlopen)
2009     save_CPPFLAGS=$CPPFLAGS
2010     test yes = "$ac_cv_header_dlfcn_h" && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
2011
2012     save_LDFLAGS=$LDFLAGS
2013     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2014
2015     save_LIBS=$LIBS
2016     LIBS="$lt_cv_dlopen_libs $LIBS"
2017
2018     AC_CACHE_CHECK([whether a program can dlopen itself],
2019           lt_cv_dlopen_self, [dnl
2020           _LT_TRY_DLOPEN_SELF(
2021             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
2022             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
2023     ])
2024
2025     if test yes = "$lt_cv_dlopen_self"; then
2026       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
2027       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
2028           lt_cv_dlopen_self_static, [dnl
2029           _LT_TRY_DLOPEN_SELF(
2030             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
2031             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
2032       ])
2033     fi
2034
2035     CPPFLAGS=$save_CPPFLAGS
2036     LDFLAGS=$save_LDFLAGS
2037     LIBS=$save_LIBS
2038     ;;
2039   esac
2040
2041   case $lt_cv_dlopen_self in
2042   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2043   *) enable_dlopen_self=unknown ;;
2044   esac
2045
2046   case $lt_cv_dlopen_self_static in
2047   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2048   *) enable_dlopen_self_static=unknown ;;
2049   esac
2050 fi
2051 _LT_DECL([dlopen_support], [enable_dlopen], [0],
2052          [Whether dlopen is supported])
2053 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
2054          [Whether dlopen of programs is supported])
2055 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
2056          [Whether dlopen of statically linked programs is supported])
2057 ])# LT_SYS_DLOPEN_SELF
2058
2059 # Old name:
2060 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
2061 dnl aclocal-1.4 backwards compatibility:
2062 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
2063
2064
2065 # _LT_COMPILER_C_O([TAGNAME])
2066 # ---------------------------
2067 # Check to see if options -c and -o are simultaneously supported by compiler.
2068 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
2069 m4_defun([_LT_COMPILER_C_O],
2070 [m4_require([_LT_DECL_SED])dnl
2071 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2072 m4_require([_LT_TAG_COMPILER])dnl
2073 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
2074   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
2075   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
2076    $RM -r conftest 2>/dev/null
2077    mkdir conftest
2078    cd conftest
2079    mkdir out
2080    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
2081
2082    lt_compiler_flag="-o out/conftest2.$ac_objext"
2083    # Insert the option either (1) after the last *FLAGS variable, or
2084    # (2) before a word containing "conftest.", or (3) at the end.
2085    # Note that $ac_compile itself does not contain backslashes and begins
2086    # with a dollar sign (not a hyphen), so the echo should work correctly.
2087    lt_compile=`echo "$ac_compile" | $SED \
2088    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
2089    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
2090    -e 's:$: $lt_compiler_flag:'`
2091    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
2092    (eval "$lt_compile" 2>out/conftest.err)
2093    ac_status=$?
2094    cat out/conftest.err >&AS_MESSAGE_LOG_FD
2095    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
2096    if (exit $ac_status) && test -s out/conftest2.$ac_objext
2097    then
2098      # The compiler can only warn and ignore the option if not recognized
2099      # So say no if there are warnings
2100      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
2101      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
2102      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
2103        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
2104      fi
2105    fi
2106    chmod u+w . 2>&AS_MESSAGE_LOG_FD
2107    $RM conftest*
2108    # SGI C++ compiler will create directory out/ii_files/ for
2109    # template instantiation
2110    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
2111    $RM out/* && rmdir out
2112    cd ..
2113    $RM -r conftest
2114    $RM conftest*
2115 ])
2116 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
2117         [Does compiler simultaneously support -c and -o options?])
2118 ])# _LT_COMPILER_C_O
2119
2120
2121 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
2122 # ----------------------------------
2123 # Check to see if we can do hard links to lock some files if needed
2124 m4_defun([_LT_COMPILER_FILE_LOCKS],
2125 [m4_require([_LT_ENABLE_LOCK])dnl
2126 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2127 _LT_COMPILER_C_O([$1])
2128
2129 hard_links=nottested
2130 if test no = "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" && test no != "$need_locks"; then
2131   # do not overwrite the value of need_locks provided by the user
2132   AC_MSG_CHECKING([if we can lock with hard links])
2133   hard_links=yes
2134   $RM conftest*
2135   ln conftest.a conftest.b 2>/dev/null && hard_links=no
2136   touch conftest.a
2137   ln conftest.a conftest.b 2>&5 || hard_links=no
2138   ln conftest.a conftest.b 2>/dev/null && hard_links=no
2139   AC_MSG_RESULT([$hard_links])
2140   if test no = "$hard_links"; then
2141     AC_MSG_WARN(['$CC' does not support '-c -o', so 'make -j' may be unsafe])
2142     need_locks=warn
2143   fi
2144 else
2145   need_locks=no
2146 fi
2147 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
2148 ])# _LT_COMPILER_FILE_LOCKS
2149
2150
2151 # _LT_CHECK_OBJDIR
2152 # ----------------
2153 m4_defun([_LT_CHECK_OBJDIR],
2154 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
2155 [rm -f .libs 2>/dev/null
2156 mkdir .libs 2>/dev/null
2157 if test -d .libs; then
2158   lt_cv_objdir=.libs
2159 else
2160   # MS-DOS does not allow filenames that begin with a dot.
2161   lt_cv_objdir=_libs
2162 fi
2163 rmdir .libs 2>/dev/null])
2164 objdir=$lt_cv_objdir
2165 _LT_DECL([], [objdir], [0],
2166          [The name of the directory that contains temporary libtool files])dnl
2167 m4_pattern_allow([LT_OBJDIR])dnl
2168 AC_DEFINE_UNQUOTED([LT_OBJDIR], "$lt_cv_objdir/",
2169   [Define to the sub-directory where libtool stores uninstalled libraries.])
2170 ])# _LT_CHECK_OBJDIR
2171
2172
2173 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2174 # --------------------------------------
2175 # Check hardcoding attributes.
2176 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2177 [AC_MSG_CHECKING([how to hardcode library paths into programs])
2178 _LT_TAGVAR(hardcode_action, $1)=
2179 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2180    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2181    test yes = "$_LT_TAGVAR(hardcode_automatic, $1)"; then
2182
2183   # We can hardcode non-existent directories.
2184   if test no != "$_LT_TAGVAR(hardcode_direct, $1)" &&
2185      # If the only mechanism to avoid hardcoding is shlibpath_var, we
2186      # have to relink, otherwise we might link with an installed library
2187      # when we should be linking with a yet-to-be-installed one
2188      ## test no != "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" &&
2189      test no != "$_LT_TAGVAR(hardcode_minus_L, $1)"; then
2190     # Linking always hardcodes the temporary library directory.
2191     _LT_TAGVAR(hardcode_action, $1)=relink
2192   else
2193     # We can link without hardcoding, and we can hardcode nonexisting dirs.
2194     _LT_TAGVAR(hardcode_action, $1)=immediate
2195   fi
2196 else
2197   # We cannot hardcode anything, or else we can only hardcode existing
2198   # directories.
2199   _LT_TAGVAR(hardcode_action, $1)=unsupported
2200 fi
2201 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2202
2203 if test relink = "$_LT_TAGVAR(hardcode_action, $1)" ||
2204    test yes = "$_LT_TAGVAR(inherit_rpath, $1)"; then
2205   # Fast installation is not supported
2206   enable_fast_install=no
2207 elif test yes = "$shlibpath_overrides_runpath" ||
2208      test no = "$enable_shared"; then
2209   # Fast installation is not necessary
2210   enable_fast_install=needless
2211 fi
2212 _LT_TAGDECL([], [hardcode_action], [0],
2213     [How to hardcode a shared library path into an executable])
2214 ])# _LT_LINKER_HARDCODE_LIBPATH
2215
2216
2217 # _LT_CMD_STRIPLIB
2218 # ----------------
2219 m4_defun([_LT_CMD_STRIPLIB],
2220 [m4_require([_LT_DECL_EGREP])
2221 striplib=
2222 old_striplib=
2223 AC_MSG_CHECKING([whether stripping libraries is possible])
2224 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2225   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2226   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2227   AC_MSG_RESULT([yes])
2228 else
2229 # FIXME - insert some real tests, host_os isn't really good enough
2230   case $host_os in
2231   darwin*)
2232     if test -n "$STRIP"; then
2233       striplib="$STRIP -x"
2234       old_striplib="$STRIP -S"
2235       AC_MSG_RESULT([yes])
2236     else
2237       AC_MSG_RESULT([no])
2238     fi
2239     ;;
2240   *)
2241     AC_MSG_RESULT([no])
2242     ;;
2243   esac
2244 fi
2245 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2246 _LT_DECL([], [striplib], [1])
2247 ])# _LT_CMD_STRIPLIB
2248
2249
2250 # _LT_PREPARE_MUNGE_PATH_LIST
2251 # ---------------------------
2252 # Make sure func_munge_path_list() is defined correctly.
2253 m4_defun([_LT_PREPARE_MUNGE_PATH_LIST],
2254 [[# func_munge_path_list VARIABLE PATH
2255 # -----------------------------------
2256 # VARIABLE is name of variable containing _space_ separated list of
2257 # directories to be munged by the contents of PATH, which is string
2258 # having a format:
2259 # "DIR[:DIR]:"
2260 #       string "DIR[ DIR]" will be prepended to VARIABLE
2261 # ":DIR[:DIR]"
2262 #       string "DIR[ DIR]" will be appended to VARIABLE
2263 # "DIRP[:DIRP]::[DIRA:]DIRA"
2264 #       string "DIRP[ DIRP]" will be prepended to VARIABLE and string
2265 #       "DIRA[ DIRA]" will be appended to VARIABLE
2266 # "DIR[:DIR]"
2267 #       VARIABLE will be replaced by "DIR[ DIR]"
2268 func_munge_path_list ()
2269 {
2270     case x@S|@2 in
2271     x)
2272         ;;
2273     *:)
2274         eval @S|@1=\"`$ECHO @S|@2 | $SED 's/:/ /g'` \@S|@@S|@1\"
2275         ;;
2276     x:*)
2277         eval @S|@1=\"\@S|@@S|@1 `$ECHO @S|@2 | $SED 's/:/ /g'`\"
2278         ;;
2279     *::*)
2280         eval @S|@1=\"\@S|@@S|@1\ `$ECHO @S|@2 | $SED -e 's/.*:://' -e 's/:/ /g'`\"
2281         eval @S|@1=\"`$ECHO @S|@2 | $SED -e 's/::.*//' -e 's/:/ /g'`\ \@S|@@S|@1\"
2282         ;;
2283     *)
2284         eval @S|@1=\"`$ECHO @S|@2 | $SED 's/:/ /g'`\"
2285         ;;
2286     esac
2287 }
2288 ]])# _LT_PREPARE_PATH_LIST
2289
2290
2291 # _LT_SYS_DYNAMIC_LINKER([TAG])
2292 # -----------------------------
2293 # PORTME Fill in your ld.so characteristics
2294 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2295 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2296 m4_require([_LT_DECL_EGREP])dnl
2297 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2298 m4_require([_LT_DECL_OBJDUMP])dnl
2299 m4_require([_LT_DECL_SED])dnl
2300 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2301 m4_require([_LT_PREPARE_MUNGE_PATH_LIST])dnl
2302 AC_MSG_CHECKING([dynamic linker characteristics])
2303 m4_if([$1],
2304         [], [
2305 if test yes = "$GCC"; then
2306   case $host_os in
2307     darwin*) lt_awk_arg='/^libraries:/,/LR/' ;;
2308     *) lt_awk_arg='/^libraries:/' ;;
2309   esac
2310   case $host_os in
2311     mingw* | cegcc*) lt_sed_strip_eq='s|=\([[A-Za-z]]:\)|\1|g' ;;
2312     *) lt_sed_strip_eq='s|=/|/|g' ;;
2313   esac
2314   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2315   case $lt_search_path_spec in
2316   *\;*)
2317     # if the path contains ";" then we assume it to be the separator
2318     # otherwise default to the standard path separator (i.e. ":") - it is
2319     # assumed that no part of a normal pathname contains ";" but that should
2320     # okay in the real world where ";" in dirpaths is itself problematic.
2321     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2322     ;;
2323   *)
2324     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2325     ;;
2326   esac
2327   # Ok, now we have the path, separated by spaces, we can step through it
2328   # and add multilib dir if necessary...
2329   lt_tmp_lt_search_path_spec=
2330   lt_multi_os_dir=/`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2331   # ...but if some path component already ends with the multilib dir we assume
2332   # that all is fine and trust -print-search-dirs as is (GCC 4.2? or newer).
2333   case "$lt_multi_os_dir; $lt_search_path_spec " in
2334   "/; "* | "/.; "* | "/./; "* | *"$lt_multi_os_dir "* | *"$lt_multi_os_dir/ "*)
2335     lt_multi_os_dir=
2336     ;;
2337   esac
2338   for lt_sys_path in $lt_search_path_spec; do
2339     if test -d "$lt_sys_path$lt_multi_os_dir"; then
2340       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path$lt_multi_os_dir"
2341     elif test -n "$lt_multi_os_dir"; then
2342       test -d "$lt_sys_path" && \
2343         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2344     fi
2345   done
2346   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2347 BEGIN {RS = " "; FS = "/|\n";} {
2348   lt_foo = "";
2349   lt_count = 0;
2350   for (lt_i = NF; lt_i > 0; lt_i--) {
2351     if ($lt_i != "" && $lt_i != ".") {
2352       if ($lt_i == "..") {
2353         lt_count++;
2354       } else {
2355         if (lt_count == 0) {
2356           lt_foo = "/" $lt_i lt_foo;
2357         } else {
2358           lt_count--;
2359         }
2360       }
2361     }
2362   }
2363   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2364   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2365 }'`
2366   # AWK program above erroneously prepends '/' to C:/dos/paths
2367   # for these hosts.
2368   case $host_os in
2369     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2370       $SED 's|/\([[A-Za-z]]:\)|\1|g'` ;;
2371   esac
2372   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2373 else
2374   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2375 fi])
2376 library_names_spec=
2377 libname_spec='lib$name'
2378 soname_spec=
2379 shrext_cmds=.so
2380 postinstall_cmds=
2381 postuninstall_cmds=
2382 finish_cmds=
2383 finish_eval=
2384 shlibpath_var=
2385 shlibpath_overrides_runpath=unknown
2386 version_type=none
2387 dynamic_linker="$host_os ld.so"
2388 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2389 need_lib_prefix=unknown
2390 hardcode_into_libs=no
2391
2392 # when you set need_version to no, make sure it does not cause -set_version
2393 # flags to be left without arguments
2394 need_version=unknown
2395
2396 AC_ARG_VAR([LT_SYS_LIBRARY_PATH],
2397 [User-defined run-time library search path.])
2398
2399 case $host_os in
2400 aix3*)
2401   version_type=linux # correct to gnu/linux during the next big refactor
2402   library_names_spec='$libname$release$shared_ext$versuffix $libname.a'
2403   shlibpath_var=LIBPATH
2404
2405   # AIX 3 has no versioning support, so we append a major version to the name.
2406   soname_spec='$libname$release$shared_ext$major'
2407   ;;
2408
2409 aix[[4-9]]*)
2410   version_type=linux # correct to gnu/linux during the next big refactor
2411   need_lib_prefix=no
2412   need_version=no
2413   hardcode_into_libs=yes
2414   if test ia64 = "$host_cpu"; then
2415     # AIX 5 supports IA64
2416     library_names_spec='$libname$release$shared_ext$major $libname$release$shared_ext$versuffix $libname$shared_ext'
2417     shlibpath_var=LD_LIBRARY_PATH
2418   else
2419     # With GCC up to 2.95.x, collect2 would create an import file
2420     # for dependence libraries.  The import file would start with
2421     # the line '#! .'.  This would cause the generated library to
2422     # depend on '.', always an invalid library.  This was fixed in
2423     # development snapshots of GCC prior to 3.0.
2424     case $host_os in
2425       aix4 | aix4.[[01]] | aix4.[[01]].*)
2426       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2427            echo ' yes '
2428            echo '#endif'; } | $CC -E - | $GREP yes > /dev/null; then
2429         :
2430       else
2431         can_build_shared=no
2432       fi
2433       ;;
2434     esac
2435     # Using Import Files as archive members, it is possible to support
2436     # filename-based versioning of shared library archives on AIX. While
2437     # this would work for both with and without runtime linking, it will
2438     # prevent static linking of such archives. So we do filename-based
2439     # shared library versioning with .so extension only, which is used
2440     # when both runtime linking and shared linking is enabled.
2441     # Unfortunately, runtime linking may impact performance, so we do
2442     # not want this to be the default eventually. Also, we use the
2443     # versioned .so libs for executables only if there is the -brtl
2444     # linker flag in LDFLAGS as well, or --with-aix-soname=svr4 only.
2445     # To allow for filename-based versioning support, we need to create
2446     # libNAME.so.V as an archive file, containing:
2447     # *) an Import File, referring to the versioned filename of the
2448     #    archive as well as the shared archive member, telling the
2449     #    bitwidth (32 or 64) of that shared object, and providing the
2450     #    list of exported symbols of that shared object, eventually
2451     #    decorated with the 'weak' keyword
2452     # *) the shared object with the F_LOADONLY flag set, to really avoid
2453     #    it being seen by the linker.
2454     # At run time we better use the real file rather than another symlink,
2455     # but for link time we create the symlink libNAME.so -> libNAME.so.V
2456
2457     case $with_aix_soname,$aix_use_runtimelinking in
2458     # AIX (on Power*) has no versioning support, so currently we cannot hardcode correct
2459     # soname into executable. Probably we can add versioning support to
2460     # collect2, so additional links can be useful in future.
2461     aix,yes) # traditional libtool
2462       dynamic_linker='AIX unversionable lib.so'
2463       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2464       # instead of lib<name>.a to let people know that these are not
2465       # typical AIX shared libraries.
2466       library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2467       ;;
2468     aix,no) # traditional AIX only
2469       dynamic_linker='AIX lib.a[(]lib.so.V[)]'
2470       # We preserve .a as extension for shared libraries through AIX4.2
2471       # and later when we are not doing run time linking.
2472       library_names_spec='$libname$release.a $libname.a'
2473       soname_spec='$libname$release$shared_ext$major'
2474       ;;
2475     svr4,*) # full svr4 only
2476       dynamic_linker="AIX lib.so.V[(]$shared_archive_member_spec.o[)]"
2477       library_names_spec='$libname$release$shared_ext$major $libname$shared_ext'
2478       # We do not specify a path in Import Files, so LIBPATH fires.
2479       shlibpath_overrides_runpath=yes
2480       ;;
2481     *,yes) # both, prefer svr4
2482       dynamic_linker="AIX lib.so.V[(]$shared_archive_member_spec.o[)], lib.a[(]lib.so.V[)]"
2483       library_names_spec='$libname$release$shared_ext$major $libname$shared_ext'
2484       # unpreferred sharedlib libNAME.a needs extra handling
2485       postinstall_cmds='test -n "$linkname" || linkname="$realname"~func_stripname "" ".so" "$linkname"~$install_shared_prog "$dir/$func_stripname_result.$libext" "$destdir/$func_stripname_result.$libext"~test -z "$tstripme" || test -z "$striplib" || $striplib "$destdir/$func_stripname_result.$libext"'
2486       postuninstall_cmds='for n in $library_names $old_library; do :; done~func_stripname "" ".so" "$n"~test "$func_stripname_result" = "$n" || func_append rmfiles " $odir/$func_stripname_result.$libext"'
2487       # We do not specify a path in Import Files, so LIBPATH fires.
2488       shlibpath_overrides_runpath=yes
2489       ;;
2490     *,no) # both, prefer aix
2491       dynamic_linker="AIX lib.a[(]lib.so.V[)], lib.so.V[(]$shared_archive_member_spec.o[)]"
2492       library_names_spec='$libname$release.a $libname.a'
2493       soname_spec='$libname$release$shared_ext$major'
2494       # unpreferred sharedlib libNAME.so.V and symlink libNAME.so need extra handling
2495       postinstall_cmds='test -z "$dlname" || $install_shared_prog $dir/$dlname $destdir/$dlname~test -z "$tstripme" || test -z "$striplib" || $striplib $destdir/$dlname~test -n "$linkname" || linkname=$realname~func_stripname "" ".a" "$linkname"~(cd "$destdir" && $LN_S -f $dlname $func_stripname_result.so)'
2496       postuninstall_cmds='test -z "$dlname" || func_append rmfiles " $odir/$dlname"~for n in $old_library $library_names; do :; done~func_stripname "" ".a" "$n"~func_append rmfiles " $odir/$func_stripname_result.so"'
2497       ;;
2498     esac
2499     shlibpath_var=LIBPATH
2500   fi
2501   ;;
2502
2503 amigaos*)
2504   case $host_cpu in
2505   powerpc)
2506     # Since July 2007 AmigaOS4 officially supports .so libraries.
2507     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2508     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2509     ;;
2510   m68k)
2511     library_names_spec='$libname.ixlibrary $libname.a'
2512     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2513     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2514     ;;
2515   esac
2516   ;;
2517
2518 beos*)
2519   library_names_spec='$libname$shared_ext'
2520   dynamic_linker="$host_os ld.so"
2521   shlibpath_var=LIBRARY_PATH
2522   ;;
2523
2524 bsdi[[45]]*)
2525   version_type=linux # correct to gnu/linux during the next big refactor
2526   need_version=no
2527   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2528   soname_spec='$libname$release$shared_ext$major'
2529   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2530   shlibpath_var=LD_LIBRARY_PATH
2531   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2532   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2533   # the default ld.so.conf also contains /usr/contrib/lib and
2534   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2535   # libtool to hard-code these into programs
2536   ;;
2537
2538 cygwin* | mingw* | pw32* | cegcc*)
2539   version_type=windows
2540   shrext_cmds=.dll
2541   need_version=no
2542   need_lib_prefix=no
2543
2544   case $GCC,$cc_basename in
2545   yes,*)
2546     # gcc
2547     library_names_spec='$libname.dll.a'
2548     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2549     postinstall_cmds='base_file=`basename \$file`~
2550       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2551       dldir=$destdir/`dirname \$dlpath`~
2552       test -d \$dldir || mkdir -p \$dldir~
2553       $install_prog $dir/$dlname \$dldir/$dlname~
2554       chmod a+x \$dldir/$dlname~
2555       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2556         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2557       fi'
2558     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2559       dlpath=$dir/\$dldll~
2560        $RM \$dlpath'
2561     shlibpath_overrides_runpath=yes
2562
2563     case $host_os in
2564     cygwin*)
2565       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2566       soname_spec='`echo $libname | sed -e 's/^lib/cyg/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2567 m4_if([$1], [],[
2568       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2569       ;;
2570     mingw* | cegcc*)
2571       # MinGW DLLs use traditional 'lib' prefix
2572       soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2573       ;;
2574     pw32*)
2575       # pw32 DLLs use 'pw' prefix rather than 'lib'
2576       library_names_spec='`echo $libname | sed -e 's/^lib/pw/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2577       ;;
2578     esac
2579     dynamic_linker='Win32 ld.exe'
2580     ;;
2581
2582   *,cl*)
2583     # Native MSVC
2584     libname_spec='$name'
2585     soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2586     library_names_spec='$libname.dll.lib'
2587
2588     case $build_os in
2589     mingw*)
2590       sys_lib_search_path_spec=
2591       lt_save_ifs=$IFS
2592       IFS=';'
2593       for lt_path in $LIB
2594       do
2595         IFS=$lt_save_ifs
2596         # Let DOS variable expansion print the short 8.3 style file name.
2597         lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2598         sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2599       done
2600       IFS=$lt_save_ifs
2601       # Convert to MSYS style.
2602       sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2603       ;;
2604     cygwin*)
2605       # Convert to unix form, then to dos form, then back to unix form
2606       # but this time dos style (no spaces!) so that the unix form looks
2607       # like /cygdrive/c/PROGRA~1:/cygdr...
2608       sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2609       sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2610       sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2611       ;;
2612     *)
2613       sys_lib_search_path_spec=$LIB
2614       if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2615         # It is most probably a Windows format PATH.
2616         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2617       else
2618         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2619       fi
2620       # FIXME: find the short name or the path components, as spaces are
2621       # common. (e.g. "Program Files" -> "PROGRA~1")
2622       ;;
2623     esac
2624
2625     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2626     postinstall_cmds='base_file=`basename \$file`~
2627       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2628       dldir=$destdir/`dirname \$dlpath`~
2629       test -d \$dldir || mkdir -p \$dldir~
2630       $install_prog $dir/$dlname \$dldir/$dlname'
2631     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2632       dlpath=$dir/\$dldll~
2633        $RM \$dlpath'
2634     shlibpath_overrides_runpath=yes
2635     dynamic_linker='Win32 link.exe'
2636     ;;
2637
2638   *)
2639     # Assume MSVC wrapper
2640     library_names_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext $libname.lib'
2641     dynamic_linker='Win32 ld.exe'
2642     ;;
2643   esac
2644   # FIXME: first we should search . and the directory the executable is in
2645   shlibpath_var=PATH
2646   ;;
2647
2648 darwin* | rhapsody*)
2649   dynamic_linker="$host_os dyld"
2650   version_type=darwin
2651   need_lib_prefix=no
2652   need_version=no
2653   library_names_spec='$libname$release$major$shared_ext $libname$shared_ext'
2654   soname_spec='$libname$release$major$shared_ext'
2655   shlibpath_overrides_runpath=yes
2656   shlibpath_var=DYLD_LIBRARY_PATH
2657   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2658 m4_if([$1], [],[
2659   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2660   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2661   ;;
2662
2663 dgux*)
2664   version_type=linux # correct to gnu/linux during the next big refactor
2665   need_lib_prefix=no
2666   need_version=no
2667   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2668   soname_spec='$libname$release$shared_ext$major'
2669   shlibpath_var=LD_LIBRARY_PATH
2670   ;;
2671
2672 freebsd* | dragonfly*)
2673   # DragonFly does not have aout.  When/if they implement a new
2674   # versioning mechanism, adjust this.
2675   if test -x /usr/bin/objformat; then
2676     objformat=`/usr/bin/objformat`
2677   else
2678     case $host_os in
2679     freebsd[[23]].*) objformat=aout ;;
2680     *) objformat=elf ;;
2681     esac
2682   fi
2683   version_type=freebsd-$objformat
2684   case $version_type in
2685     freebsd-elf*)
2686       library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2687       soname_spec='$libname$release$shared_ext$major'
2688       need_version=no
2689       need_lib_prefix=no
2690       ;;
2691     freebsd-*)
2692       library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2693       need_version=yes
2694       ;;
2695   esac
2696   shlibpath_var=LD_LIBRARY_PATH
2697   case $host_os in
2698   freebsd2.*)
2699     shlibpath_overrides_runpath=yes
2700     ;;
2701   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2702     shlibpath_overrides_runpath=yes
2703     hardcode_into_libs=yes
2704     ;;
2705   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2706   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2707     shlibpath_overrides_runpath=no
2708     hardcode_into_libs=yes
2709     ;;
2710   *) # from 4.6 on, and DragonFly
2711     shlibpath_overrides_runpath=yes
2712     hardcode_into_libs=yes
2713     ;;
2714   esac
2715   ;;
2716
2717 haiku*)
2718   version_type=linux # correct to gnu/linux during the next big refactor
2719   need_lib_prefix=no
2720   need_version=no
2721   dynamic_linker="$host_os runtime_loader"
2722   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2723   soname_spec='$libname$release$shared_ext$major'
2724   shlibpath_var=LIBRARY_PATH
2725   shlibpath_overrides_runpath=no
2726   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2727   hardcode_into_libs=yes
2728   ;;
2729
2730 hpux9* | hpux10* | hpux11*)
2731   # Give a soname corresponding to the major version so that dld.sl refuses to
2732   # link against other versions.
2733   version_type=sunos
2734   need_lib_prefix=no
2735   need_version=no
2736   case $host_cpu in
2737   ia64*)
2738     shrext_cmds='.so'
2739     hardcode_into_libs=yes
2740     dynamic_linker="$host_os dld.so"
2741     shlibpath_var=LD_LIBRARY_PATH
2742     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2743     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2744     soname_spec='$libname$release$shared_ext$major'
2745     if test 32 = "$HPUX_IA64_MODE"; then
2746       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2747       sys_lib_dlsearch_path_spec=/usr/lib/hpux32
2748     else
2749       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2750       sys_lib_dlsearch_path_spec=/usr/lib/hpux64
2751     fi
2752     ;;
2753   hppa*64*)
2754     shrext_cmds='.sl'
2755     hardcode_into_libs=yes
2756     dynamic_linker="$host_os dld.sl"
2757     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2758     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2759     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2760     soname_spec='$libname$release$shared_ext$major'
2761     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2762     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2763     ;;
2764   *)
2765     shrext_cmds='.sl'
2766     dynamic_linker="$host_os dld.sl"
2767     shlibpath_var=SHLIB_PATH
2768     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2769     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2770     soname_spec='$libname$release$shared_ext$major'
2771     ;;
2772   esac
2773   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2774   postinstall_cmds='chmod 555 $lib'
2775   # or fails outright, so override atomically:
2776   install_override_mode=555
2777   ;;
2778
2779 interix[[3-9]]*)
2780   version_type=linux # correct to gnu/linux during the next big refactor
2781   need_lib_prefix=no
2782   need_version=no
2783   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2784   soname_spec='$libname$release$shared_ext$major'
2785   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2786   shlibpath_var=LD_LIBRARY_PATH
2787   shlibpath_overrides_runpath=no
2788   hardcode_into_libs=yes
2789   ;;
2790
2791 irix5* | irix6* | nonstopux*)
2792   case $host_os in
2793     nonstopux*) version_type=nonstopux ;;
2794     *)
2795         if test yes = "$lt_cv_prog_gnu_ld"; then
2796                 version_type=linux # correct to gnu/linux during the next big refactor
2797         else
2798                 version_type=irix
2799         fi ;;
2800   esac
2801   need_lib_prefix=no
2802   need_version=no
2803   soname_spec='$libname$release$shared_ext$major'
2804   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$release$shared_ext $libname$shared_ext'
2805   case $host_os in
2806   irix5* | nonstopux*)
2807     libsuff= shlibsuff=
2808     ;;
2809   *)
2810     case $LD in # libtool.m4 will add one of these switches to LD
2811     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2812       libsuff= shlibsuff= libmagic=32-bit;;
2813     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2814       libsuff=32 shlibsuff=N32 libmagic=N32;;
2815     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2816       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2817     *) libsuff= shlibsuff= libmagic=never-match;;
2818     esac
2819     ;;
2820   esac
2821   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2822   shlibpath_overrides_runpath=no
2823   sys_lib_search_path_spec="/usr/lib$libsuff /lib$libsuff /usr/local/lib$libsuff"
2824   sys_lib_dlsearch_path_spec="/usr/lib$libsuff /lib$libsuff"
2825   hardcode_into_libs=yes
2826   ;;
2827
2828 # No shared lib support for Linux oldld, aout, or coff.
2829 linux*oldld* | linux*aout* | linux*coff*)
2830   dynamic_linker=no
2831   ;;
2832
2833 linux*android*)
2834   version_type=none # Android doesn't support versioned libraries.
2835   need_lib_prefix=no
2836   need_version=no
2837   library_names_spec='$libname$release$shared_ext'
2838   soname_spec='$libname$release$shared_ext'
2839   finish_cmds=
2840   shlibpath_var=LD_LIBRARY_PATH
2841   shlibpath_overrides_runpath=yes
2842
2843   # This implies no fast_install, which is unacceptable.
2844   # Some rework will be needed to allow for fast_install
2845   # before this can be enabled.
2846   hardcode_into_libs=yes
2847
2848   dynamic_linker='Android linker'
2849   # Don't embed -rpath directories since the linker doesn't support them.
2850   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2851   ;;
2852
2853 # This must be glibc/ELF.
2854 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
2855   version_type=linux # correct to gnu/linux during the next big refactor
2856   need_lib_prefix=no
2857   need_version=no
2858   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2859   soname_spec='$libname$release$shared_ext$major'
2860   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2861   shlibpath_var=LD_LIBRARY_PATH
2862   shlibpath_overrides_runpath=no
2863
2864   # Some binutils ld are patched to set DT_RUNPATH
2865   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2866     [lt_cv_shlibpath_overrides_runpath=no
2867     save_LDFLAGS=$LDFLAGS
2868     save_libdir=$libdir
2869     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2870          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2871     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2872       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2873          [lt_cv_shlibpath_overrides_runpath=yes])])
2874     LDFLAGS=$save_LDFLAGS
2875     libdir=$save_libdir
2876     ])
2877   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2878
2879   # This implies no fast_install, which is unacceptable.
2880   # Some rework will be needed to allow for fast_install
2881   # before this can be enabled.
2882   hardcode_into_libs=yes
2883
2884   # Add ABI-specific directories to the system library path.
2885   sys_lib_dlsearch_path_spec="/lib64 /usr/lib64 /lib /usr/lib"
2886
2887   # Ideally, we could use ldconfig to report *all* directores which are
2888   # searched for libraries, however this is still not possible.  Aside from not
2889   # being certain /sbin/ldconfig is available, command
2890   # 'ldconfig -N -X -v | grep ^/' on 64bit Fedora does not report /usr/lib64,
2891   # even though it is searched at run-time.  Try to do the best guess by
2892   # appending ld.so.conf contents (and includes) to the search path.
2893   if test -f /etc/ld.so.conf; then
2894     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[   ]*hwcap[        ]/d;s/[:,      ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2895     sys_lib_dlsearch_path_spec="$sys_lib_dlsearch_path_spec $lt_ld_extra"
2896   fi
2897
2898   # We used to test for /lib/ld.so.1 and disable shared libraries on
2899   # powerpc, because MkLinux only supported shared libraries with the
2900   # GNU dynamic linker.  Since this was broken with cross compilers,
2901   # most powerpc-linux boxes support dynamic linking these days and
2902   # people can always --disable-shared, the test was removed, and we
2903   # assume the GNU/Linux dynamic linker is in use.
2904   dynamic_linker='GNU/Linux ld.so'
2905   ;;
2906
2907 netbsd*)
2908   version_type=sunos
2909   need_lib_prefix=no
2910   need_version=no
2911   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2912     library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2913     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2914     dynamic_linker='NetBSD (a.out) ld.so'
2915   else
2916     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2917     soname_spec='$libname$release$shared_ext$major'
2918     dynamic_linker='NetBSD ld.elf_so'
2919   fi
2920   shlibpath_var=LD_LIBRARY_PATH
2921   shlibpath_overrides_runpath=yes
2922   hardcode_into_libs=yes
2923   ;;
2924
2925 newsos6)
2926   version_type=linux # correct to gnu/linux during the next big refactor
2927   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2928   shlibpath_var=LD_LIBRARY_PATH
2929   shlibpath_overrides_runpath=yes
2930   ;;
2931
2932 *nto* | *qnx*)
2933   version_type=qnx
2934   need_lib_prefix=no
2935   need_version=no
2936   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2937   soname_spec='$libname$release$shared_ext$major'
2938   shlibpath_var=LD_LIBRARY_PATH
2939   shlibpath_overrides_runpath=no
2940   hardcode_into_libs=yes
2941   dynamic_linker='ldqnx.so'
2942   ;;
2943
2944 openbsd* | bitrig*)
2945   version_type=sunos
2946   sys_lib_dlsearch_path_spec=/usr/lib
2947   need_lib_prefix=no
2948   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
2949     need_version=no
2950   else
2951     need_version=yes
2952   fi
2953   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2954   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2955   shlibpath_var=LD_LIBRARY_PATH
2956   shlibpath_overrides_runpath=yes
2957   ;;
2958
2959 os2*)
2960   libname_spec='$name'
2961   version_type=windows
2962   shrext_cmds=.dll
2963   need_version=no
2964   need_lib_prefix=no
2965   # OS/2 can only load a DLL with a base name of 8 characters or less.
2966   soname_spec='`test -n "$os2dllname" && libname="$os2dllname";
2967     v=$($ECHO $release$versuffix | tr -d .-);
2968     n=$($ECHO $libname | cut -b -$((8 - ${#v})) | tr . _);
2969     $ECHO $n$v`$shared_ext'
2970   library_names_spec='${libname}_dll.$libext'
2971   dynamic_linker='OS/2 ld.exe'
2972   shlibpath_var=BEGINLIBPATH
2973   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2974   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2975   postinstall_cmds='base_file=`basename \$file`~
2976     dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; $ECHO \$dlname'\''`~
2977     dldir=$destdir/`dirname \$dlpath`~
2978     test -d \$dldir || mkdir -p \$dldir~
2979     $install_prog $dir/$dlname \$dldir/$dlname~
2980     chmod a+x \$dldir/$dlname~
2981     if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2982       eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2983     fi'
2984   postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; $ECHO \$dlname'\''`~
2985     dlpath=$dir/\$dldll~
2986     $RM \$dlpath'
2987   ;;
2988
2989 osf3* | osf4* | osf5*)
2990   version_type=osf
2991   need_lib_prefix=no
2992   need_version=no
2993   soname_spec='$libname$release$shared_ext$major'
2994   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2995   shlibpath_var=LD_LIBRARY_PATH
2996   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2997   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2998   ;;
2999
3000 rdos*)
3001   dynamic_linker=no
3002   ;;
3003
3004 solaris*)
3005   version_type=linux # correct to gnu/linux during the next big refactor
3006   need_lib_prefix=no
3007   need_version=no
3008   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3009   soname_spec='$libname$release$shared_ext$major'
3010   shlibpath_var=LD_LIBRARY_PATH
3011   shlibpath_overrides_runpath=yes
3012   hardcode_into_libs=yes
3013   # ldd complains unless libraries are executable
3014   postinstall_cmds='chmod +x $lib'
3015   ;;
3016
3017 sunos4*)
3018   version_type=sunos
3019   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
3020   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
3021   shlibpath_var=LD_LIBRARY_PATH
3022   shlibpath_overrides_runpath=yes
3023   if test yes = "$with_gnu_ld"; then
3024     need_lib_prefix=no
3025   fi
3026   need_version=yes
3027   ;;
3028
3029 sysv4 | sysv4.3*)
3030   version_type=linux # correct to gnu/linux during the next big refactor
3031   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3032   soname_spec='$libname$release$shared_ext$major'
3033   shlibpath_var=LD_LIBRARY_PATH
3034   case $host_vendor in
3035     sni)
3036       shlibpath_overrides_runpath=no
3037       need_lib_prefix=no
3038       runpath_var=LD_RUN_PATH
3039       ;;
3040     siemens)
3041       need_lib_prefix=no
3042       ;;
3043     motorola)
3044       need_lib_prefix=no
3045       need_version=no
3046       shlibpath_overrides_runpath=no
3047       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
3048       ;;
3049   esac
3050   ;;
3051
3052 sysv4*MP*)
3053   if test -d /usr/nec; then
3054     version_type=linux # correct to gnu/linux during the next big refactor
3055     library_names_spec='$libname$shared_ext.$versuffix $libname$shared_ext.$major $libname$shared_ext'
3056     soname_spec='$libname$shared_ext.$major'
3057     shlibpath_var=LD_LIBRARY_PATH
3058   fi
3059   ;;
3060
3061 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3062   version_type=sco
3063   need_lib_prefix=no
3064   need_version=no
3065   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext $libname$shared_ext'
3066   soname_spec='$libname$release$shared_ext$major'
3067   shlibpath_var=LD_LIBRARY_PATH
3068   shlibpath_overrides_runpath=yes
3069   hardcode_into_libs=yes
3070   if test yes = "$with_gnu_ld"; then
3071     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
3072   else
3073     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
3074     case $host_os in
3075       sco3.2v5*)
3076         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
3077         ;;
3078     esac
3079   fi
3080   sys_lib_dlsearch_path_spec='/usr/lib'
3081   ;;
3082
3083 tpf*)
3084   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
3085   version_type=linux # correct to gnu/linux during the next big refactor
3086   need_lib_prefix=no
3087   need_version=no
3088   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3089   shlibpath_var=LD_LIBRARY_PATH
3090   shlibpath_overrides_runpath=no
3091   hardcode_into_libs=yes
3092   ;;
3093
3094 uts4*)
3095   version_type=linux # correct to gnu/linux during the next big refactor
3096   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3097   soname_spec='$libname$release$shared_ext$major'
3098   shlibpath_var=LD_LIBRARY_PATH
3099   ;;
3100
3101 *)
3102   dynamic_linker=no
3103   ;;
3104 esac
3105 AC_MSG_RESULT([$dynamic_linker])
3106 test no = "$dynamic_linker" && can_build_shared=no
3107
3108 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
3109 if test yes = "$GCC"; then
3110   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
3111 fi
3112
3113 if test set = "${lt_cv_sys_lib_search_path_spec+set}"; then
3114   sys_lib_search_path_spec=$lt_cv_sys_lib_search_path_spec
3115 fi
3116
3117 if test set = "${lt_cv_sys_lib_dlsearch_path_spec+set}"; then
3118   sys_lib_dlsearch_path_spec=$lt_cv_sys_lib_dlsearch_path_spec
3119 fi
3120
3121 # remember unaugmented sys_lib_dlsearch_path content for libtool script decls...
3122 configure_time_dlsearch_path=$sys_lib_dlsearch_path_spec
3123
3124 # ... but it needs LT_SYS_LIBRARY_PATH munging for other configure-time code
3125 func_munge_path_list sys_lib_dlsearch_path_spec "$LT_SYS_LIBRARY_PATH"
3126
3127 # to be used as default LT_SYS_LIBRARY_PATH value in generated libtool
3128 configure_time_lt_sys_library_path=$LT_SYS_LIBRARY_PATH
3129
3130 _LT_DECL([], [variables_saved_for_relink], [1],
3131     [Variables whose values should be saved in libtool wrapper scripts and
3132     restored at link time])
3133 _LT_DECL([], [need_lib_prefix], [0],
3134     [Do we need the "lib" prefix for modules?])
3135 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
3136 _LT_DECL([], [version_type], [0], [Library versioning type])
3137 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
3138 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
3139 _LT_DECL([], [shlibpath_overrides_runpath], [0],
3140     [Is shlibpath searched before the hard-coded library search path?])
3141 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
3142 _LT_DECL([], [library_names_spec], [1],
3143     [[List of archive names.  First name is the real one, the rest are links.
3144     The last name is the one that the linker finds with -lNAME]])
3145 _LT_DECL([], [soname_spec], [1],
3146     [[The coded name of the library, if different from the real name]])
3147 _LT_DECL([], [install_override_mode], [1],
3148     [Permission mode override for installation of shared libraries])
3149 _LT_DECL([], [postinstall_cmds], [2],
3150     [Command to use after installation of a shared archive])
3151 _LT_DECL([], [postuninstall_cmds], [2],
3152     [Command to use after uninstallation of a shared archive])
3153 _LT_DECL([], [finish_cmds], [2],
3154     [Commands used to finish a libtool library installation in a directory])
3155 _LT_DECL([], [finish_eval], [1],
3156     [[As "finish_cmds", except a single script fragment to be evaled but
3157     not shown]])
3158 _LT_DECL([], [hardcode_into_libs], [0],
3159     [Whether we should hardcode library paths into libraries])
3160 _LT_DECL([], [sys_lib_search_path_spec], [2],
3161     [Compile-time system search path for libraries])
3162 _LT_DECL([sys_lib_dlsearch_path_spec], [configure_time_dlsearch_path], [2],
3163     [Detected run-time system search path for libraries])
3164 _LT_DECL([], [configure_time_lt_sys_library_path], [2],
3165     [Explicit LT_SYS_LIBRARY_PATH set during ./configure time])
3166 ])# _LT_SYS_DYNAMIC_LINKER
3167
3168
3169 # _LT_PATH_TOOL_PREFIX(TOOL)
3170 # --------------------------
3171 # find a file program that can recognize shared library
3172 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
3173 [m4_require([_LT_DECL_EGREP])dnl
3174 AC_MSG_CHECKING([for $1])
3175 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
3176 [case $MAGIC_CMD in
3177 [[\\/*] |  ?:[\\/]*])
3178   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
3179   ;;
3180 *)
3181   lt_save_MAGIC_CMD=$MAGIC_CMD
3182   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3183 dnl $ac_dummy forces splitting on constant user-supplied paths.
3184 dnl POSIX.2 word splitting is done only on the output of word expansions,
3185 dnl not every word.  This closes a longstanding sh security hole.
3186   ac_dummy="m4_if([$2], , $PATH, [$2])"
3187   for ac_dir in $ac_dummy; do
3188     IFS=$lt_save_ifs
3189     test -z "$ac_dir" && ac_dir=.
3190     if test -f "$ac_dir/$1"; then
3191       lt_cv_path_MAGIC_CMD=$ac_dir/"$1"
3192       if test -n "$file_magic_test_file"; then
3193         case $deplibs_check_method in
3194         "file_magic "*)
3195           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
3196           MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3197           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
3198             $EGREP "$file_magic_regex" > /dev/null; then
3199             :
3200           else
3201             cat <<_LT_EOF 1>&2
3202
3203 *** Warning: the command libtool uses to detect shared libraries,
3204 *** $file_magic_cmd, produces output that libtool cannot recognize.
3205 *** The result is that libtool may fail to recognize shared libraries
3206 *** as such.  This will affect the creation of libtool libraries that
3207 *** depend on shared libraries, but programs linked with such libtool
3208 *** libraries will work regardless of this problem.  Nevertheless, you
3209 *** may want to report the problem to your system manager and/or to
3210 *** bug-libtool@gnu.org
3211
3212 _LT_EOF
3213           fi ;;
3214         esac
3215       fi
3216       break
3217     fi
3218   done
3219   IFS=$lt_save_ifs
3220   MAGIC_CMD=$lt_save_MAGIC_CMD
3221   ;;
3222 esac])
3223 MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3224 if test -n "$MAGIC_CMD"; then
3225   AC_MSG_RESULT($MAGIC_CMD)
3226 else
3227   AC_MSG_RESULT(no)
3228 fi
3229 _LT_DECL([], [MAGIC_CMD], [0],
3230          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
3231 ])# _LT_PATH_TOOL_PREFIX
3232
3233 # Old name:
3234 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
3235 dnl aclocal-1.4 backwards compatibility:
3236 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
3237
3238
3239 # _LT_PATH_MAGIC
3240 # --------------
3241 # find a file program that can recognize a shared library
3242 m4_defun([_LT_PATH_MAGIC],
3243 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3244 if test -z "$lt_cv_path_MAGIC_CMD"; then
3245   if test -n "$ac_tool_prefix"; then
3246     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3247   else
3248     MAGIC_CMD=:
3249   fi
3250 fi
3251 ])# _LT_PATH_MAGIC
3252
3253
3254 # LT_PATH_LD
3255 # ----------
3256 # find the pathname to the GNU or non-GNU linker
3257 AC_DEFUN([LT_PATH_LD],
3258 [AC_REQUIRE([AC_PROG_CC])dnl
3259 AC_REQUIRE([AC_CANONICAL_HOST])dnl
3260 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3261 m4_require([_LT_DECL_SED])dnl
3262 m4_require([_LT_DECL_EGREP])dnl
3263 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3264
3265 AC_ARG_WITH([gnu-ld],
3266     [AS_HELP_STRING([--with-gnu-ld],
3267         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
3268     [test no = "$withval" || with_gnu_ld=yes],
3269     [with_gnu_ld=no])dnl
3270
3271 ac_prog=ld
3272 if test yes = "$GCC"; then
3273   # Check if gcc -print-prog-name=ld gives a path.
3274   AC_MSG_CHECKING([for ld used by $CC])
3275   case $host in
3276   *-*-mingw*)
3277     # gcc leaves a trailing carriage return, which upsets mingw
3278     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3279   *)
3280     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3281   esac
3282   case $ac_prog in
3283     # Accept absolute paths.
3284     [[\\/]]* | ?:[[\\/]]*)
3285       re_direlt='/[[^/]][[^/]]*/\.\./'
3286       # Canonicalize the pathname of ld
3287       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3288       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3289         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3290       done
3291       test -z "$LD" && LD=$ac_prog
3292       ;;
3293   "")
3294     # If it fails, then pretend we aren't using GCC.
3295     ac_prog=ld
3296     ;;
3297   *)
3298     # If it is relative, then search for the first ld in PATH.
3299     with_gnu_ld=unknown
3300     ;;
3301   esac
3302 elif test yes = "$with_gnu_ld"; then
3303   AC_MSG_CHECKING([for GNU ld])
3304 else
3305   AC_MSG_CHECKING([for non-GNU ld])
3306 fi
3307 AC_CACHE_VAL(lt_cv_path_LD,
3308 [if test -z "$LD"; then
3309   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3310   for ac_dir in $PATH; do
3311     IFS=$lt_save_ifs
3312     test -z "$ac_dir" && ac_dir=.
3313     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3314       lt_cv_path_LD=$ac_dir/$ac_prog
3315       # Check to see if the program is GNU ld.  I'd rather use --version,
3316       # but apparently some variants of GNU ld only accept -v.
3317       # Break only if it was the GNU/non-GNU ld that we prefer.
3318       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3319       *GNU* | *'with BFD'*)
3320         test no != "$with_gnu_ld" && break
3321         ;;
3322       *)
3323         test yes != "$with_gnu_ld" && break
3324         ;;
3325       esac
3326     fi
3327   done
3328   IFS=$lt_save_ifs
3329 else
3330   lt_cv_path_LD=$LD # Let the user override the test with a path.
3331 fi])
3332 LD=$lt_cv_path_LD
3333 if test -n "$LD"; then
3334   AC_MSG_RESULT($LD)
3335 else
3336   AC_MSG_RESULT(no)
3337 fi
3338 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3339 _LT_PATH_LD_GNU
3340 AC_SUBST([LD])
3341
3342 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3343 ])# LT_PATH_LD
3344
3345 # Old names:
3346 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3347 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3348 dnl aclocal-1.4 backwards compatibility:
3349 dnl AC_DEFUN([AM_PROG_LD], [])
3350 dnl AC_DEFUN([AC_PROG_LD], [])
3351
3352
3353 # _LT_PATH_LD_GNU
3354 #- --------------
3355 m4_defun([_LT_PATH_LD_GNU],
3356 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3357 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
3358 case `$LD -v 2>&1 </dev/null` in
3359 *GNU* | *'with BFD'*)
3360   lt_cv_prog_gnu_ld=yes
3361   ;;
3362 *)
3363   lt_cv_prog_gnu_ld=no
3364   ;;
3365 esac])
3366 with_gnu_ld=$lt_cv_prog_gnu_ld
3367 ])# _LT_PATH_LD_GNU
3368
3369
3370 # _LT_CMD_RELOAD
3371 # --------------
3372 # find reload flag for linker
3373 #   -- PORTME Some linkers may need a different reload flag.
3374 m4_defun([_LT_CMD_RELOAD],
3375 [AC_CACHE_CHECK([for $LD option to reload object files],
3376   lt_cv_ld_reload_flag,
3377   [lt_cv_ld_reload_flag='-r'])
3378 reload_flag=$lt_cv_ld_reload_flag
3379 case $reload_flag in
3380 "" | " "*) ;;
3381 *) reload_flag=" $reload_flag" ;;
3382 esac
3383 reload_cmds='$LD$reload_flag -o $output$reload_objs'
3384 case $host_os in
3385   cygwin* | mingw* | pw32* | cegcc*)
3386     if test yes != "$GCC"; then
3387       reload_cmds=false
3388     fi
3389     ;;
3390   darwin*)
3391     if test yes = "$GCC"; then
3392       reload_cmds='$LTCC $LTCFLAGS -nostdlib $wl-r -o $output$reload_objs'
3393     else
3394       reload_cmds='$LD$reload_flag -o $output$reload_objs'
3395     fi
3396     ;;
3397 esac
3398 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3399 _LT_TAGDECL([], [reload_cmds], [2])dnl
3400 ])# _LT_CMD_RELOAD
3401
3402
3403 # _LT_PATH_DD
3404 # -----------
3405 # find a working dd
3406 m4_defun([_LT_PATH_DD],
3407 [AC_CACHE_CHECK([for a working dd], [ac_cv_path_lt_DD],
3408 [printf 0123456789abcdef0123456789abcdef >conftest.i
3409 cat conftest.i conftest.i >conftest2.i
3410 : ${lt_DD:=$DD}
3411 AC_PATH_PROGS_FEATURE_CHECK([lt_DD], [dd],
3412 [if "$ac_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3413   cmp -s conftest.i conftest.out \
3414   && ac_cv_path_lt_DD="$ac_path_lt_DD" ac_path_lt_DD_found=:
3415 fi])
3416 rm -f conftest.i conftest2.i conftest.out])
3417 ])# _LT_PATH_DD
3418
3419
3420 # _LT_CMD_TRUNCATE
3421 # ----------------
3422 # find command to truncate a binary pipe
3423 m4_defun([_LT_CMD_TRUNCATE],
3424 [m4_require([_LT_PATH_DD])
3425 AC_CACHE_CHECK([how to truncate binary pipes], [lt_cv_truncate_bin],
3426 [printf 0123456789abcdef0123456789abcdef >conftest.i
3427 cat conftest.i conftest.i >conftest2.i
3428 lt_cv_truncate_bin=
3429 if "$ac_cv_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3430   cmp -s conftest.i conftest.out \
3431   && lt_cv_truncate_bin="$ac_cv_path_lt_DD bs=4096 count=1"
3432 fi
3433 rm -f conftest.i conftest2.i conftest.out
3434 test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q"])
3435 _LT_DECL([lt_truncate_bin], [lt_cv_truncate_bin], [1],
3436   [Command to truncate a binary pipe])
3437 ])# _LT_CMD_TRUNCATE
3438
3439
3440 # _LT_CHECK_MAGIC_METHOD
3441 # ----------------------
3442 # how to check for library dependencies
3443 #  -- PORTME fill in with the dynamic library characteristics
3444 m4_defun([_LT_CHECK_MAGIC_METHOD],
3445 [m4_require([_LT_DECL_EGREP])
3446 m4_require([_LT_DECL_OBJDUMP])
3447 AC_CACHE_CHECK([how to recognize dependent libraries],
3448 lt_cv_deplibs_check_method,
3449 [lt_cv_file_magic_cmd='$MAGIC_CMD'
3450 lt_cv_file_magic_test_file=
3451 lt_cv_deplibs_check_method='unknown'
3452 # Need to set the preceding variable on all platforms that support
3453 # interlibrary dependencies.
3454 # 'none' -- dependencies not supported.
3455 # 'unknown' -- same as none, but documents that we really don't know.
3456 # 'pass_all' -- all dependencies passed with no checks.
3457 # 'test_compile' -- check by making test program.
3458 # 'file_magic [[regex]]' -- check by looking for files in library path
3459 # that responds to the $file_magic_cmd with a given extended regex.
3460 # If you have 'file' or equivalent on your system and you're not sure
3461 # whether 'pass_all' will *always* work, you probably want this one.
3462
3463 case $host_os in
3464 aix[[4-9]]*)
3465   lt_cv_deplibs_check_method=pass_all
3466   ;;
3467
3468 beos*)
3469   lt_cv_deplibs_check_method=pass_all
3470   ;;
3471
3472 bsdi[[45]]*)
3473   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3474   lt_cv_file_magic_cmd='/usr/bin/file -L'
3475   lt_cv_file_magic_test_file=/shlib/libc.so
3476   ;;
3477
3478 cygwin*)
3479   # func_win32_libid is a shell function defined in ltmain.sh
3480   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3481   lt_cv_file_magic_cmd='func_win32_libid'
3482   ;;
3483
3484 mingw* | pw32*)
3485   # Base MSYS/MinGW do not provide the 'file' command needed by
3486   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3487   # unless we find 'file', for example because we are cross-compiling.
3488   if ( file / ) >/dev/null 2>&1; then
3489     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3490     lt_cv_file_magic_cmd='func_win32_libid'
3491   else
3492     # Keep this pattern in sync with the one in func_win32_libid.
3493     lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3494     lt_cv_file_magic_cmd='$OBJDUMP -f'
3495   fi
3496   ;;
3497
3498 cegcc*)
3499   # use the weaker test based on 'objdump'. See mingw*.
3500   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3501   lt_cv_file_magic_cmd='$OBJDUMP -f'
3502   ;;
3503
3504 darwin* | rhapsody*)
3505   lt_cv_deplibs_check_method=pass_all
3506   ;;
3507
3508 freebsd* | dragonfly*)
3509   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3510     case $host_cpu in
3511     i*86 )
3512       # Not sure whether the presence of OpenBSD here was a mistake.
3513       # Let's accept both of them until this is cleared up.
3514       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3515       lt_cv_file_magic_cmd=/usr/bin/file
3516       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3517       ;;
3518     esac
3519   else
3520     lt_cv_deplibs_check_method=pass_all
3521   fi
3522   ;;
3523
3524 haiku*)
3525   lt_cv_deplibs_check_method=pass_all
3526   ;;
3527
3528 hpux10.20* | hpux11*)
3529   lt_cv_file_magic_cmd=/usr/bin/file
3530   case $host_cpu in
3531   ia64*)
3532     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3533     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3534     ;;
3535   hppa*64*)
3536     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3537     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3538     ;;
3539   *)
3540     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3541     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3542     ;;
3543   esac
3544   ;;
3545
3546 interix[[3-9]]*)
3547   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3548   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3549   ;;
3550
3551 irix5* | irix6* | nonstopux*)
3552   case $LD in
3553   *-32|*"-32 ") libmagic=32-bit;;
3554   *-n32|*"-n32 ") libmagic=N32;;
3555   *-64|*"-64 ") libmagic=64-bit;;
3556   *) libmagic=never-match;;
3557   esac
3558   lt_cv_deplibs_check_method=pass_all
3559   ;;
3560
3561 # This must be glibc/ELF.
3562 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
3563   lt_cv_deplibs_check_method=pass_all
3564   ;;
3565
3566 netbsd*)
3567   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3568     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3569   else
3570     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3571   fi
3572   ;;
3573
3574 newos6*)
3575   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3576   lt_cv_file_magic_cmd=/usr/bin/file
3577   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3578   ;;
3579
3580 *nto* | *qnx*)
3581   lt_cv_deplibs_check_method=pass_all
3582   ;;
3583
3584 openbsd* | bitrig*)
3585   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
3586     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3587   else
3588     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3589   fi
3590   ;;
3591
3592 osf3* | osf4* | osf5*)
3593   lt_cv_deplibs_check_method=pass_all
3594   ;;
3595
3596 rdos*)
3597   lt_cv_deplibs_check_method=pass_all
3598   ;;
3599
3600 solaris*)
3601   lt_cv_deplibs_check_method=pass_all
3602   ;;
3603
3604 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3605   lt_cv_deplibs_check_method=pass_all
3606   ;;
3607
3608 sysv4 | sysv4.3*)
3609   case $host_vendor in
3610   motorola)
3611     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3612     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3613     ;;
3614   ncr)
3615     lt_cv_deplibs_check_method=pass_all
3616     ;;
3617   sequent)
3618     lt_cv_file_magic_cmd='/bin/file'
3619     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3620     ;;
3621   sni)
3622     lt_cv_file_magic_cmd='/bin/file'
3623     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3624     lt_cv_file_magic_test_file=/lib/libc.so
3625     ;;
3626   siemens)
3627     lt_cv_deplibs_check_method=pass_all
3628     ;;
3629   pc)
3630     lt_cv_deplibs_check_method=pass_all
3631     ;;
3632   esac
3633   ;;
3634
3635 tpf*)
3636   lt_cv_deplibs_check_method=pass_all
3637   ;;
3638 os2*)
3639   lt_cv_deplibs_check_method=pass_all
3640   ;;
3641 esac
3642 ])
3643
3644 file_magic_glob=
3645 want_nocaseglob=no
3646 if test "$build" = "$host"; then
3647   case $host_os in
3648   mingw* | pw32*)
3649     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3650       want_nocaseglob=yes
3651     else
3652       file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3653     fi
3654     ;;
3655   esac
3656 fi
3657
3658 file_magic_cmd=$lt_cv_file_magic_cmd
3659 deplibs_check_method=$lt_cv_deplibs_check_method
3660 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3661
3662 _LT_DECL([], [deplibs_check_method], [1],
3663     [Method to check whether dependent libraries are shared objects])
3664 _LT_DECL([], [file_magic_cmd], [1],
3665     [Command to use when deplibs_check_method = "file_magic"])
3666 _LT_DECL([], [file_magic_glob], [1],
3667     [How to find potential files when deplibs_check_method = "file_magic"])
3668 _LT_DECL([], [want_nocaseglob], [1],
3669     [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3670 ])# _LT_CHECK_MAGIC_METHOD
3671
3672
3673 # LT_PATH_NM
3674 # ----------
3675 # find the pathname to a BSD- or MS-compatible name lister
3676 AC_DEFUN([LT_PATH_NM],
3677 [AC_REQUIRE([AC_PROG_CC])dnl
3678 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3679 [if test -n "$NM"; then
3680   # Let the user override the test.
3681   lt_cv_path_NM=$NM
3682 else
3683   lt_nm_to_check=${ac_tool_prefix}nm
3684   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3685     lt_nm_to_check="$lt_nm_to_check nm"
3686   fi
3687   for lt_tmp_nm in $lt_nm_to_check; do
3688     lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3689     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3690       IFS=$lt_save_ifs
3691       test -z "$ac_dir" && ac_dir=.
3692       tmp_nm=$ac_dir/$lt_tmp_nm
3693       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext"; then
3694         # Check to see if the nm accepts a BSD-compat flag.
3695         # Adding the 'sed 1q' prevents false positives on HP-UX, which says:
3696         #   nm: unknown option "B" ignored
3697         # Tru64's nm complains that /dev/null is an invalid object file
3698         # MSYS converts /dev/null to NUL, MinGW nm treats NUL as empty
3699         case $build_os in
3700         mingw*) lt_bad_file=conftest.nm/nofile ;;
3701         *) lt_bad_file=/dev/null ;;
3702         esac
3703         case `"$tmp_nm" -B $lt_bad_file 2>&1 | sed '1q'` in
3704         *$lt_bad_file* | *'Invalid file or object type'*)
3705           lt_cv_path_NM="$tmp_nm -B"
3706           break 2
3707           ;;
3708         *)
3709           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3710           */dev/null*)
3711             lt_cv_path_NM="$tmp_nm -p"
3712             break 2
3713             ;;
3714           *)
3715             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3716             continue # so that we can try to find one that supports BSD flags
3717             ;;
3718           esac
3719           ;;
3720         esac
3721       fi
3722     done
3723     IFS=$lt_save_ifs
3724   done
3725   : ${lt_cv_path_NM=no}
3726 fi])
3727 if test no != "$lt_cv_path_NM"; then
3728   NM=$lt_cv_path_NM
3729 else
3730   # Didn't find any BSD compatible name lister, look for dumpbin.
3731   if test -n "$DUMPBIN"; then :
3732     # Let the user override the test.
3733   else
3734     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3735     case `$DUMPBIN -symbols -headers /dev/null 2>&1 | sed '1q'` in
3736     *COFF*)
3737       DUMPBIN="$DUMPBIN -symbols -headers"
3738       ;;
3739     *)
3740       DUMPBIN=:
3741       ;;
3742     esac
3743   fi
3744   AC_SUBST([DUMPBIN])
3745   if test : != "$DUMPBIN"; then
3746     NM=$DUMPBIN
3747   fi
3748 fi
3749 test -z "$NM" && NM=nm
3750 AC_SUBST([NM])
3751 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3752
3753 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3754   [lt_cv_nm_interface="BSD nm"
3755   echo "int some_variable = 0;" > conftest.$ac_ext
3756   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3757   (eval "$ac_compile" 2>conftest.err)
3758   cat conftest.err >&AS_MESSAGE_LOG_FD
3759   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3760   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3761   cat conftest.err >&AS_MESSAGE_LOG_FD
3762   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3763   cat conftest.out >&AS_MESSAGE_LOG_FD
3764   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3765     lt_cv_nm_interface="MS dumpbin"
3766   fi
3767   rm -f conftest*])
3768 ])# LT_PATH_NM
3769
3770 # Old names:
3771 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3772 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3773 dnl aclocal-1.4 backwards compatibility:
3774 dnl AC_DEFUN([AM_PROG_NM], [])
3775 dnl AC_DEFUN([AC_PROG_NM], [])
3776
3777 # _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3778 # --------------------------------
3779 # how to determine the name of the shared library
3780 # associated with a specific link library.
3781 #  -- PORTME fill in with the dynamic library characteristics
3782 m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3783 [m4_require([_LT_DECL_EGREP])
3784 m4_require([_LT_DECL_OBJDUMP])
3785 m4_require([_LT_DECL_DLLTOOL])
3786 AC_CACHE_CHECK([how to associate runtime and link libraries],
3787 lt_cv_sharedlib_from_linklib_cmd,
3788 [lt_cv_sharedlib_from_linklib_cmd='unknown'
3789
3790 case $host_os in
3791 cygwin* | mingw* | pw32* | cegcc*)
3792   # two different shell functions defined in ltmain.sh;
3793   # decide which one to use based on capabilities of $DLLTOOL
3794   case `$DLLTOOL --help 2>&1` in
3795   *--identify-strict*)
3796     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3797     ;;
3798   *)
3799     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3800     ;;
3801   esac
3802   ;;
3803 *)
3804   # fallback: assume linklib IS sharedlib
3805   lt_cv_sharedlib_from_linklib_cmd=$ECHO
3806   ;;
3807 esac
3808 ])
3809 sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3810 test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3811
3812 _LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3813     [Command to associate shared and link libraries])
3814 ])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3815
3816
3817 # _LT_PATH_MANIFEST_TOOL
3818 # ----------------------
3819 # locate the manifest tool
3820 m4_defun([_LT_PATH_MANIFEST_TOOL],
3821 [AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3822 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3823 AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3824   [lt_cv_path_mainfest_tool=no
3825   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3826   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3827   cat conftest.err >&AS_MESSAGE_LOG_FD
3828   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3829     lt_cv_path_mainfest_tool=yes
3830   fi
3831   rm -f conftest*])
3832 if test yes != "$lt_cv_path_mainfest_tool"; then
3833   MANIFEST_TOOL=:
3834 fi
3835 _LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3836 ])# _LT_PATH_MANIFEST_TOOL
3837
3838
3839 # _LT_DLL_DEF_P([FILE])
3840 # ---------------------
3841 # True iff FILE is a Windows DLL '.def' file.
3842 # Keep in sync with func_dll_def_p in the libtool script
3843 AC_DEFUN([_LT_DLL_DEF_P],
3844 [dnl
3845   test DEF = "`$SED -n dnl
3846     -e '\''s/^[[         ]]*//'\'' dnl Strip leading whitespace
3847     -e '\''/^\(;.*\)*$/d'\'' dnl      Delete empty lines and comments
3848     -e '\''s/^\(EXPORTS\|LIBRARY\)\([[   ]].*\)*$/DEF/p'\'' dnl
3849     -e q dnl                          Only consider the first "real" line
3850     $1`" dnl
3851 ])# _LT_DLL_DEF_P
3852
3853
3854 # LT_LIB_M
3855 # --------
3856 # check for math library
3857 AC_DEFUN([LT_LIB_M],
3858 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3859 LIBM=
3860 case $host in
3861 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3862   # These system don't have libm, or don't need it
3863   ;;
3864 *-ncr-sysv4.3*)
3865   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM=-lmw)
3866   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3867   ;;
3868 *)
3869   AC_CHECK_LIB(m, cos, LIBM=-lm)
3870   ;;
3871 esac
3872 AC_SUBST([LIBM])
3873 ])# LT_LIB_M
3874
3875 # Old name:
3876 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3877 dnl aclocal-1.4 backwards compatibility:
3878 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3879
3880
3881 # _LT_COMPILER_NO_RTTI([TAGNAME])
3882 # -------------------------------
3883 m4_defun([_LT_COMPILER_NO_RTTI],
3884 [m4_require([_LT_TAG_COMPILER])dnl
3885
3886 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3887
3888 if test yes = "$GCC"; then
3889   case $cc_basename in
3890   nvcc*)
3891     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3892   *)
3893     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3894   esac
3895
3896   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3897     lt_cv_prog_compiler_rtti_exceptions,
3898     [-fno-rtti -fno-exceptions], [],
3899     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3900 fi
3901 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3902         [Compiler flag to turn off builtin functions])
3903 ])# _LT_COMPILER_NO_RTTI
3904
3905
3906 # _LT_CMD_GLOBAL_SYMBOLS
3907 # ----------------------
3908 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3909 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3910 AC_REQUIRE([AC_PROG_CC])dnl
3911 AC_REQUIRE([AC_PROG_AWK])dnl
3912 AC_REQUIRE([LT_PATH_NM])dnl
3913 AC_REQUIRE([LT_PATH_LD])dnl
3914 m4_require([_LT_DECL_SED])dnl
3915 m4_require([_LT_DECL_EGREP])dnl
3916 m4_require([_LT_TAG_COMPILER])dnl
3917
3918 # Check for command to grab the raw symbol name followed by C symbol from nm.
3919 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3920 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3921 [
3922 # These are sane defaults that work on at least a few old systems.
3923 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3924
3925 # Character class describing NM global symbol codes.
3926 symcode='[[BCDEGRST]]'
3927
3928 # Regexp to match symbols that can be accessed directly from C.
3929 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3930
3931 # Define system-specific variables.
3932 case $host_os in
3933 aix*)
3934   symcode='[[BCDT]]'
3935   ;;
3936 cygwin* | mingw* | pw32* | cegcc*)
3937   symcode='[[ABCDGISTW]]'
3938   ;;
3939 hpux*)
3940   if test ia64 = "$host_cpu"; then
3941     symcode='[[ABCDEGRST]]'
3942   fi
3943   ;;
3944 irix* | nonstopux*)
3945   symcode='[[BCDEGRST]]'
3946   ;;
3947 osf*)
3948   symcode='[[BCDEGQRST]]'
3949   ;;
3950 solaris*)
3951   symcode='[[BDRT]]'
3952   ;;
3953 sco3.2v5*)
3954   symcode='[[DT]]'
3955   ;;
3956 sysv4.2uw2*)
3957   symcode='[[DT]]'
3958   ;;
3959 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3960   symcode='[[ABDT]]'
3961   ;;
3962 sysv4)
3963   symcode='[[DFNSTU]]'
3964   ;;
3965 esac
3966
3967 # If we're using GNU nm, then use its standard symbol codes.
3968 case `$NM -V 2>&1` in
3969 *GNU* | *'with BFD'*)
3970   symcode='[[ABCDGIRSTW]]' ;;
3971 esac
3972
3973 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3974   # Gets list of data symbols to import.
3975   lt_cv_sys_global_symbol_to_import="sed -n -e 's/^I .* \(.*\)$/\1/p'"
3976   # Adjust the below global symbol transforms to fixup imported variables.
3977   lt_cdecl_hook=" -e 's/^I .* \(.*\)$/extern __declspec(dllimport) char \1;/p'"
3978   lt_c_name_hook=" -e 's/^I .* \(.*\)$/  {\"\1\", (void *) 0},/p'"
3979   lt_c_name_lib_hook="\
3980   -e 's/^I .* \(lib.*\)$/  {\"\1\", (void *) 0},/p'\
3981   -e 's/^I .* \(.*\)$/  {\"lib\1\", (void *) 0},/p'"
3982 else
3983   # Disable hooks by default.
3984   lt_cv_sys_global_symbol_to_import=
3985   lt_cdecl_hook=
3986   lt_c_name_hook=
3987   lt_c_name_lib_hook=
3988 fi
3989
3990 # Transform an extracted symbol line into a proper C declaration.
3991 # Some systems (esp. on ia64) link data and code symbols differently,
3992 # so use this general approach.
3993 lt_cv_sys_global_symbol_to_cdecl="sed -n"\
3994 $lt_cdecl_hook\
3995 " -e 's/^T .* \(.*\)$/extern int \1();/p'"\
3996 " -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
3997
3998 # Transform an extracted symbol line into symbol name and symbol address
3999 lt_cv_sys_global_symbol_to_c_name_address="sed -n"\
4000 $lt_c_name_hook\
4001 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
4002 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/p'"
4003
4004 # Transform an extracted symbol line into symbol name with lib prefix and
4005 # symbol address.
4006 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n"\
4007 $lt_c_name_lib_hook\
4008 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
4009 " -e 's/^$symcode$symcode* .* \(lib.*\)$/  {\"\1\", (void *) \&\1},/p'"\
4010 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"lib\1\", (void *) \&\1},/p'"
4011
4012 # Handle CRLF in mingw tool chain
4013 opt_cr=
4014 case $build_os in
4015 mingw*)
4016   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
4017   ;;
4018 esac
4019
4020 # Try without a prefix underscore, then with it.
4021 for ac_symprfx in "" "_"; do
4022
4023   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
4024   symxfrm="\\1 $ac_symprfx\\2 \\2"
4025
4026   # Write the raw and C identifiers.
4027   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4028     # Fake it for dumpbin and say T for any non-static function,
4029     # D for any global variable and I for any imported variable.
4030     # Also find C++ and __fastcall symbols from MSVC++,
4031     # which start with @ or ?.
4032     lt_cv_sys_global_symbol_pipe="$AWK ['"\
4033 "     {last_section=section; section=\$ 3};"\
4034 "     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
4035 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
4036 "     /^ *Symbol name *: /{split(\$ 0,sn,\":\"); si=substr(sn[2],2)};"\
4037 "     /^ *Type *: code/{print \"T\",si,substr(si,length(prfx))};"\
4038 "     /^ *Type *: data/{print \"I\",si,substr(si,length(prfx))};"\
4039 "     \$ 0!~/External *\|/{next};"\
4040 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
4041 "     {if(hide[section]) next};"\
4042 "     {f=\"D\"}; \$ 0~/\(\).*\|/{f=\"T\"};"\
4043 "     {split(\$ 0,a,/\||\r/); split(a[2],s)};"\
4044 "     s[1]~/^[@?]/{print f,s[1],s[1]; next};"\
4045 "     s[1]~prfx {split(s[1],t,\"@\"); print f,t[1],substr(t[1],length(prfx))}"\
4046 "     ' prfx=^$ac_symprfx]"
4047   else
4048     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
4049   fi
4050   lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
4051
4052   # Check to see that the pipe works correctly.
4053   pipe_works=no
4054
4055   rm -f conftest*
4056   cat > conftest.$ac_ext <<_LT_EOF
4057 #ifdef __cplusplus
4058 extern "C" {
4059 #endif
4060 char nm_test_var;
4061 void nm_test_func(void);
4062 void nm_test_func(void){}
4063 #ifdef __cplusplus
4064 }
4065 #endif
4066 int main(){nm_test_var='a';nm_test_func();return(0);}
4067 _LT_EOF
4068
4069   if AC_TRY_EVAL(ac_compile); then
4070     # Now try to grab the symbols.
4071     nlist=conftest.nm
4072     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
4073       # Try sorting and uniquifying the output.
4074       if sort "$nlist" | uniq > "$nlist"T; then
4075         mv -f "$nlist"T "$nlist"
4076       else
4077         rm -f "$nlist"T
4078       fi
4079
4080       # Make sure that we snagged all the symbols we need.
4081       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
4082         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
4083           cat <<_LT_EOF > conftest.$ac_ext
4084 /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
4085 #if defined _WIN32 || defined __CYGWIN__ || defined _WIN32_WCE
4086 /* DATA imports from DLLs on WIN32 can't be const, because runtime
4087    relocations are performed -- see ld's documentation on pseudo-relocs.  */
4088 # define LT@&t@_DLSYM_CONST
4089 #elif defined __osf__
4090 /* This system does not cope well with relocations in const data.  */
4091 # define LT@&t@_DLSYM_CONST
4092 #else
4093 # define LT@&t@_DLSYM_CONST const
4094 #endif
4095
4096 #ifdef __cplusplus
4097 extern "C" {
4098 #endif
4099
4100 _LT_EOF
4101           # Now generate the symbol file.
4102           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
4103
4104           cat <<_LT_EOF >> conftest.$ac_ext
4105
4106 /* The mapping between symbol names and symbols.  */
4107 LT@&t@_DLSYM_CONST struct {
4108   const char *name;
4109   void       *address;
4110 }
4111 lt__PROGRAM__LTX_preloaded_symbols[[]] =
4112 {
4113   { "@PROGRAM@", (void *) 0 },
4114 _LT_EOF
4115           $SED "s/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
4116           cat <<\_LT_EOF >> conftest.$ac_ext
4117   {0, (void *) 0}
4118 };
4119
4120 /* This works around a problem in FreeBSD linker */
4121 #ifdef FREEBSD_WORKAROUND
4122 static const void *lt_preloaded_setup() {
4123   return lt__PROGRAM__LTX_preloaded_symbols;
4124 }
4125 #endif
4126
4127 #ifdef __cplusplus
4128 }
4129 #endif
4130 _LT_EOF
4131           # Now try linking the two files.
4132           mv conftest.$ac_objext conftstm.$ac_objext
4133           lt_globsym_save_LIBS=$LIBS
4134           lt_globsym_save_CFLAGS=$CFLAGS
4135           LIBS=conftstm.$ac_objext
4136           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
4137           if AC_TRY_EVAL(ac_link) && test -s conftest$ac_exeext; then
4138             pipe_works=yes
4139           fi
4140           LIBS=$lt_globsym_save_LIBS
4141           CFLAGS=$lt_globsym_save_CFLAGS
4142         else
4143           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
4144         fi
4145       else
4146         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
4147       fi
4148     else
4149       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
4150     fi
4151   else
4152     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
4153     cat conftest.$ac_ext >&5
4154   fi
4155   rm -rf conftest* conftst*
4156
4157   # Do not use the global_symbol_pipe unless it works.
4158   if test yes = "$pipe_works"; then
4159     break
4160   else
4161     lt_cv_sys_global_symbol_pipe=
4162   fi
4163 done
4164 ])
4165 if test -z "$lt_cv_sys_global_symbol_pipe"; then
4166   lt_cv_sys_global_symbol_to_cdecl=
4167 fi
4168 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
4169   AC_MSG_RESULT(failed)
4170 else
4171   AC_MSG_RESULT(ok)
4172 fi
4173
4174 # Response file support.
4175 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4176   nm_file_list_spec='@'
4177 elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
4178   nm_file_list_spec='@'
4179 fi
4180
4181 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
4182     [Take the output of nm and produce a listing of raw symbols and C names])
4183 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
4184     [Transform the output of nm in a proper C declaration])
4185 _LT_DECL([global_symbol_to_import], [lt_cv_sys_global_symbol_to_import], [1],
4186     [Transform the output of nm into a list of symbols to manually relocate])
4187 _LT_DECL([global_symbol_to_c_name_address],
4188     [lt_cv_sys_global_symbol_to_c_name_address], [1],
4189     [Transform the output of nm in a C name address pair])
4190 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
4191     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
4192     [Transform the output of nm in a C name address pair when lib prefix is needed])
4193 _LT_DECL([nm_interface], [lt_cv_nm_interface], [1],
4194     [The name lister interface])
4195 _LT_DECL([], [nm_file_list_spec], [1],
4196     [Specify filename containing input files for $NM])
4197 ]) # _LT_CMD_GLOBAL_SYMBOLS
4198
4199
4200 # _LT_COMPILER_PIC([TAGNAME])
4201 # ---------------------------
4202 m4_defun([_LT_COMPILER_PIC],
4203 [m4_require([_LT_TAG_COMPILER])dnl
4204 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
4205 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4206 _LT_TAGVAR(lt_prog_compiler_static, $1)=
4207
4208 m4_if([$1], [CXX], [
4209   # C++ specific cases for pic, static, wl, etc.
4210   if test yes = "$GXX"; then
4211     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4212     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4213
4214     case $host_os in
4215     aix*)
4216       # All AIX code is PIC.
4217       if test ia64 = "$host_cpu"; then
4218         # AIX 5 now supports IA64 processor
4219         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4220       fi
4221       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4222       ;;
4223
4224     amigaos*)
4225       case $host_cpu in
4226       powerpc)
4227             # see comment about AmigaOS4 .so support
4228             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4229         ;;
4230       m68k)
4231             # FIXME: we need at least 68020 code to build shared libraries, but
4232             # adding the '-m68020' flag to GCC prevents building anything better,
4233             # like '-m68040'.
4234             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4235         ;;
4236       esac
4237       ;;
4238
4239     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4240       # PIC is the default for these OSes.
4241       ;;
4242     mingw* | cygwin* | os2* | pw32* | cegcc*)
4243       # This hack is so that the source file can tell whether it is being
4244       # built for inclusion in a dll (and should export symbols for example).
4245       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4246       # (--disable-auto-import) libraries
4247       m4_if([$1], [GCJ], [],
4248         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4249       case $host_os in
4250       os2*)
4251         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4252         ;;
4253       esac
4254       ;;
4255     darwin* | rhapsody*)
4256       # PIC is the default on this platform
4257       # Common symbols not allowed in MH_DYLIB files
4258       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4259       ;;
4260     *djgpp*)
4261       # DJGPP does not support shared libraries at all
4262       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4263       ;;
4264     haiku*)
4265       # PIC is the default for Haiku.
4266       # The "-static" flag exists, but is broken.
4267       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4268       ;;
4269     interix[[3-9]]*)
4270       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4271       # Instead, we relocate shared libraries at runtime.
4272       ;;
4273     sysv4*MP*)
4274       if test -d /usr/nec; then
4275         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4276       fi
4277       ;;
4278     hpux*)
4279       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4280       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4281       # sets the default TLS model and affects inlining.
4282       case $host_cpu in
4283       hppa*64*)
4284         ;;
4285       *)
4286         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4287         ;;
4288       esac
4289       ;;
4290     *qnx* | *nto*)
4291       # QNX uses GNU C++, but need to define -shared option too, otherwise
4292       # it will coredump.
4293       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4294       ;;
4295     *)
4296       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4297       ;;
4298     esac
4299   else
4300     case $host_os in
4301       aix[[4-9]]*)
4302         # All AIX code is PIC.
4303         if test ia64 = "$host_cpu"; then
4304           # AIX 5 now supports IA64 processor
4305           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4306         else
4307           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4308         fi
4309         ;;
4310       chorus*)
4311         case $cc_basename in
4312         cxch68*)
4313           # Green Hills C++ Compiler
4314           # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
4315           ;;
4316         esac
4317         ;;
4318       mingw* | cygwin* | os2* | pw32* | cegcc*)
4319         # This hack is so that the source file can tell whether it is being
4320         # built for inclusion in a dll (and should export symbols for example).
4321         m4_if([$1], [GCJ], [],
4322           [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4323         ;;
4324       dgux*)
4325         case $cc_basename in
4326           ec++*)
4327             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4328             ;;
4329           ghcx*)
4330             # Green Hills C++ Compiler
4331             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4332             ;;
4333           *)
4334             ;;
4335         esac
4336         ;;
4337       freebsd* | dragonfly*)
4338         # FreeBSD uses GNU C++
4339         ;;
4340       hpux9* | hpux10* | hpux11*)
4341         case $cc_basename in
4342           CC*)
4343             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4344             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4345             if test ia64 != "$host_cpu"; then
4346               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4347             fi
4348             ;;
4349           aCC*)
4350             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4351             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4352             case $host_cpu in
4353             hppa*64*|ia64*)
4354               # +Z the default
4355               ;;
4356             *)
4357               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4358               ;;
4359             esac
4360             ;;
4361           *)
4362             ;;
4363         esac
4364         ;;
4365       interix*)
4366         # This is c89, which is MS Visual C++ (no shared libs)
4367         # Anyone wants to do a port?
4368         ;;
4369       irix5* | irix6* | nonstopux*)
4370         case $cc_basename in
4371           CC*)
4372             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4373             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4374             # CC pic flag -KPIC is the default.
4375             ;;
4376           *)
4377             ;;
4378         esac
4379         ;;
4380       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4381         case $cc_basename in
4382           KCC*)
4383             # KAI C++ Compiler
4384             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4385             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4386             ;;
4387           ecpc* )
4388             # old Intel C++ for x86_64, which still supported -KPIC.
4389             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4390             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4391             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4392             ;;
4393           icpc* )
4394             # Intel C++, used to be incompatible with GCC.
4395             # ICC 10 doesn't accept -KPIC any more.
4396             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4397             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4398             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4399             ;;
4400           pgCC* | pgcpp*)
4401             # Portland Group C++ compiler
4402             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4403             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4404             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4405             ;;
4406           cxx*)
4407             # Compaq C++
4408             # Make sure the PIC flag is empty.  It appears that all Alpha
4409             # Linux and Compaq Tru64 Unix objects are PIC.
4410             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4411             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4412             ;;
4413           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4414             # IBM XL 8.0, 9.0 on PPC and BlueGene
4415             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4416             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4417             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4418             ;;
4419           *)
4420             case `$CC -V 2>&1 | sed 5q` in
4421             *Sun\ C*)
4422               # Sun C++ 5.9
4423               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4424               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4425               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4426               ;;
4427             esac
4428             ;;
4429         esac
4430         ;;
4431       lynxos*)
4432         ;;
4433       m88k*)
4434         ;;
4435       mvs*)
4436         case $cc_basename in
4437           cxx*)
4438             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4439             ;;
4440           *)
4441             ;;
4442         esac
4443         ;;
4444       netbsd*)
4445         ;;
4446       *qnx* | *nto*)
4447         # QNX uses GNU C++, but need to define -shared option too, otherwise
4448         # it will coredump.
4449         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4450         ;;
4451       osf3* | osf4* | osf5*)
4452         case $cc_basename in
4453           KCC*)
4454             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4455             ;;
4456           RCC*)
4457             # Rational C++ 2.4.1
4458             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4459             ;;
4460           cxx*)
4461             # Digital/Compaq C++
4462             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4463             # Make sure the PIC flag is empty.  It appears that all Alpha
4464             # Linux and Compaq Tru64 Unix objects are PIC.
4465             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4466             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4467             ;;
4468           *)
4469             ;;
4470         esac
4471         ;;
4472       psos*)
4473         ;;
4474       solaris*)
4475         case $cc_basename in
4476           CC* | sunCC*)
4477             # Sun C++ 4.2, 5.x and Centerline C++
4478             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4479             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4480             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4481             ;;
4482           gcx*)
4483             # Green Hills C++ Compiler
4484             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4485             ;;
4486           *)
4487             ;;
4488         esac
4489         ;;
4490       sunos4*)
4491         case $cc_basename in
4492           CC*)
4493             # Sun C++ 4.x
4494             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4495             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4496             ;;
4497           lcc*)
4498             # Lucid
4499             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4500             ;;
4501           *)
4502             ;;
4503         esac
4504         ;;
4505       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4506         case $cc_basename in
4507           CC*)
4508             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4509             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4510             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4511             ;;
4512         esac
4513         ;;
4514       tandem*)
4515         case $cc_basename in
4516           NCC*)
4517             # NonStop-UX NCC 3.20
4518             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4519             ;;
4520           *)
4521             ;;
4522         esac
4523         ;;
4524       vxworks*)
4525         ;;
4526       *)
4527         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4528         ;;
4529     esac
4530   fi
4531 ],
4532 [
4533   if test yes = "$GCC"; then
4534     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4535     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4536
4537     case $host_os in
4538       aix*)
4539       # All AIX code is PIC.
4540       if test ia64 = "$host_cpu"; then
4541         # AIX 5 now supports IA64 processor
4542         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4543       fi
4544       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4545       ;;
4546
4547     amigaos*)
4548       case $host_cpu in
4549       powerpc)
4550             # see comment about AmigaOS4 .so support
4551             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4552         ;;
4553       m68k)
4554             # FIXME: we need at least 68020 code to build shared libraries, but
4555             # adding the '-m68020' flag to GCC prevents building anything better,
4556             # like '-m68040'.
4557             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4558         ;;
4559       esac
4560       ;;
4561
4562     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4563       # PIC is the default for these OSes.
4564       ;;
4565
4566     mingw* | cygwin* | pw32* | os2* | cegcc*)
4567       # This hack is so that the source file can tell whether it is being
4568       # built for inclusion in a dll (and should export symbols for example).
4569       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4570       # (--disable-auto-import) libraries
4571       m4_if([$1], [GCJ], [],
4572         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4573       case $host_os in
4574       os2*)
4575         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4576         ;;
4577       esac
4578       ;;
4579
4580     darwin* | rhapsody*)
4581       # PIC is the default on this platform
4582       # Common symbols not allowed in MH_DYLIB files
4583       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4584       ;;
4585
4586     haiku*)
4587       # PIC is the default for Haiku.
4588       # The "-static" flag exists, but is broken.
4589       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4590       ;;
4591
4592     hpux*)
4593       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4594       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4595       # sets the default TLS model and affects inlining.
4596       case $host_cpu in
4597       hppa*64*)
4598         # +Z the default
4599         ;;
4600       *)
4601         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4602         ;;
4603       esac
4604       ;;
4605
4606     interix[[3-9]]*)
4607       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4608       # Instead, we relocate shared libraries at runtime.
4609       ;;
4610
4611     msdosdjgpp*)
4612       # Just because we use GCC doesn't mean we suddenly get shared libraries
4613       # on systems that don't support them.
4614       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4615       enable_shared=no
4616       ;;
4617
4618     *nto* | *qnx*)
4619       # QNX uses GNU C++, but need to define -shared option too, otherwise
4620       # it will coredump.
4621       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4622       ;;
4623
4624     sysv4*MP*)
4625       if test -d /usr/nec; then
4626         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4627       fi
4628       ;;
4629
4630     *)
4631       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4632       ;;
4633     esac
4634
4635     case $cc_basename in
4636     nvcc*) # Cuda Compiler Driver 2.2
4637       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4638       if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4639         _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
4640       fi
4641       ;;
4642     esac
4643   else
4644     # PORTME Check for flag to pass linker flags through the system compiler.
4645     case $host_os in
4646     aix*)
4647       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4648       if test ia64 = "$host_cpu"; then
4649         # AIX 5 now supports IA64 processor
4650         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4651       else
4652         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4653       fi
4654       ;;
4655
4656     darwin* | rhapsody*)
4657       # PIC is the default on this platform
4658       # Common symbols not allowed in MH_DYLIB files
4659       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4660       case $cc_basename in
4661       nagfor*)
4662         # NAG Fortran compiler
4663         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4664         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4665         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4666         ;;
4667       esac
4668       ;;
4669
4670     mingw* | cygwin* | pw32* | os2* | cegcc*)
4671       # This hack is so that the source file can tell whether it is being
4672       # built for inclusion in a dll (and should export symbols for example).
4673       m4_if([$1], [GCJ], [],
4674         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4675       case $host_os in
4676       os2*)
4677         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4678         ;;
4679       esac
4680       ;;
4681
4682     hpux9* | hpux10* | hpux11*)
4683       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4684       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4685       # not for PA HP-UX.
4686       case $host_cpu in
4687       hppa*64*|ia64*)
4688         # +Z the default
4689         ;;
4690       *)
4691         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4692         ;;
4693       esac
4694       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4695       _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4696       ;;
4697
4698     irix5* | irix6* | nonstopux*)
4699       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4700       # PIC (with -KPIC) is the default.
4701       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4702       ;;
4703
4704     linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4705       case $cc_basename in
4706       # old Intel for x86_64, which still supported -KPIC.
4707       ecc*)
4708         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4709         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4710         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4711         ;;
4712       # icc used to be incompatible with GCC.
4713       # ICC 10 doesn't accept -KPIC any more.
4714       icc* | ifort*)
4715         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4716         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4717         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4718         ;;
4719       # Lahey Fortran 8.1.
4720       lf95*)
4721         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4722         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4723         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4724         ;;
4725       nagfor*)
4726         # NAG Fortran compiler
4727         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4728         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4729         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4730         ;;
4731       tcc*)
4732         # Fabrice Bellard et al's Tiny C Compiler
4733         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4734         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4735         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4736         ;;
4737       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4738         # Portland Group compilers (*not* the Pentium gcc compiler,
4739         # which looks to be a dead project)
4740         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4741         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4742         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4743         ;;
4744       ccc*)
4745         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4746         # All Alpha code is PIC.
4747         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4748         ;;
4749       xl* | bgxl* | bgf* | mpixl*)
4750         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4751         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4752         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4753         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4754         ;;
4755       *)
4756         case `$CC -V 2>&1 | sed 5q` in
4757         *Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
4758           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4759           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4760           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4761           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4762           ;;
4763         *Sun\ F* | *Sun*Fortran*)
4764           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4765           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4766           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4767           ;;
4768         *Sun\ C*)
4769           # Sun C 5.9
4770           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4771           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4772           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4773           ;;
4774         *Intel*\ [[CF]]*Compiler*)
4775           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4776           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4777           _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4778           ;;
4779         *Portland\ Group*)
4780           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4781           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4782           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4783           ;;
4784         esac
4785         ;;
4786       esac
4787       ;;
4788
4789     newsos6)
4790       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4791       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4792       ;;
4793
4794     *nto* | *qnx*)
4795       # QNX uses GNU C++, but need to define -shared option too, otherwise
4796       # it will coredump.
4797       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4798       ;;
4799
4800     osf3* | osf4* | osf5*)
4801       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4802       # All OSF/1 code is PIC.
4803       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4804       ;;
4805
4806     rdos*)
4807       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4808       ;;
4809
4810     solaris*)
4811       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4812       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4813       case $cc_basename in
4814       f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4815         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4816       *)
4817         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4818       esac
4819       ;;
4820
4821     sunos4*)
4822       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4823       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4824       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4825       ;;
4826
4827     sysv4 | sysv4.2uw2* | sysv4.3*)
4828       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4829       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4830       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4831       ;;
4832
4833     sysv4*MP*)
4834       if test -d /usr/nec; then
4835         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4836         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4837       fi
4838       ;;
4839
4840     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4841       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4842       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4843       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4844       ;;
4845
4846     unicos*)
4847       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4848       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4849       ;;
4850
4851     uts4*)
4852       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4853       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4854       ;;
4855
4856     *)
4857       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4858       ;;
4859     esac
4860   fi
4861 ])
4862 case $host_os in
4863   # For platforms that do not support PIC, -DPIC is meaningless:
4864   *djgpp*)
4865     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4866     ;;
4867   *)
4868     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4869     ;;
4870 esac
4871
4872 AC_CACHE_CHECK([for $compiler option to produce PIC],
4873   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4874   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4875 _LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4876
4877 #
4878 # Check to make sure the PIC flag actually works.
4879 #
4880 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4881   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4882     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4883     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4884     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4885      "" | " "*) ;;
4886      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4887      esac],
4888     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4889      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4890 fi
4891 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4892         [Additional compiler flags for building library objects])
4893
4894 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4895         [How to pass a linker flag through the compiler])
4896 #
4897 # Check to make sure the static flag actually works.
4898 #
4899 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4900 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4901   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4902   $lt_tmp_static_flag,
4903   [],
4904   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4905 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4906         [Compiler flag to prevent dynamic linking])
4907 ])# _LT_COMPILER_PIC
4908
4909
4910 # _LT_LINKER_SHLIBS([TAGNAME])
4911 # ----------------------------
4912 # See if the linker supports building shared libraries.
4913 m4_defun([_LT_LINKER_SHLIBS],
4914 [AC_REQUIRE([LT_PATH_LD])dnl
4915 AC_REQUIRE([LT_PATH_NM])dnl
4916 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4917 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4918 m4_require([_LT_DECL_EGREP])dnl
4919 m4_require([_LT_DECL_SED])dnl
4920 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4921 m4_require([_LT_TAG_COMPILER])dnl
4922 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4923 m4_if([$1], [CXX], [
4924   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4925   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4926   case $host_os in
4927   aix[[4-9]]*)
4928     # If we're using GNU nm, then we don't want the "-C" option.
4929     # -C means demangle to GNU nm, but means don't demangle to AIX nm.
4930     # Without the "-l" option, or with the "-B" option, AIX nm treats
4931     # weak defined symbols like other global defined symbols, whereas
4932     # GNU nm marks them as "W".
4933     # While the 'weak' keyword is ignored in the Export File, we need
4934     # it in the Import File for the 'aix-soname' feature, so we have
4935     # to replace the "-B" option with "-P" for AIX nm.
4936     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4937       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { if (\$ 2 == "W") { print \$ 3 " weak" } else { print \$ 3 } } }'\'' | sort -u > $export_symbols'
4938     else
4939       _LT_TAGVAR(export_symbols_cmds, $1)='`func_echo_all $NM | $SED -e '\''s/B\([[^B]]*\)$/P\1/'\''` -PCpgl $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) && ([substr](\$ 1,1,1) != ".")) { if ((\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) { print \$ 1 " weak" } else { print \$ 1 } } }'\'' | sort -u > $export_symbols'
4940     fi
4941     ;;
4942   pw32*)
4943     _LT_TAGVAR(export_symbols_cmds, $1)=$ltdll_cmds
4944     ;;
4945   cygwin* | mingw* | cegcc*)
4946     case $cc_basename in
4947     cl*)
4948       _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
4949       ;;
4950     *)
4951       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4952       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4953       ;;
4954     esac
4955     ;;
4956   *)
4957     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4958     ;;
4959   esac
4960 ], [
4961   runpath_var=
4962   _LT_TAGVAR(allow_undefined_flag, $1)=
4963   _LT_TAGVAR(always_export_symbols, $1)=no
4964   _LT_TAGVAR(archive_cmds, $1)=
4965   _LT_TAGVAR(archive_expsym_cmds, $1)=
4966   _LT_TAGVAR(compiler_needs_object, $1)=no
4967   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4968   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4969   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4970   _LT_TAGVAR(hardcode_automatic, $1)=no
4971   _LT_TAGVAR(hardcode_direct, $1)=no
4972   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4973   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4974   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4975   _LT_TAGVAR(hardcode_minus_L, $1)=no
4976   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4977   _LT_TAGVAR(inherit_rpath, $1)=no
4978   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4979   _LT_TAGVAR(module_cmds, $1)=
4980   _LT_TAGVAR(module_expsym_cmds, $1)=
4981   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4982   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4983   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4984   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4985   # include_expsyms should be a list of space-separated symbols to be *always*
4986   # included in the symbol list
4987   _LT_TAGVAR(include_expsyms, $1)=
4988   # exclude_expsyms can be an extended regexp of symbols to exclude
4989   # it will be wrapped by ' (' and ')$', so one must not match beginning or
4990   # end of line.  Example: 'a|bc|.*d.*' will exclude the symbols 'a' and 'bc',
4991   # as well as any symbol that contains 'd'.
4992   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4993   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4994   # platforms (ab)use it in PIC code, but their linkers get confused if
4995   # the symbol is explicitly referenced.  Since portable code cannot
4996   # rely on this symbol name, it's probably fine to never include it in
4997   # preloaded symbol tables.
4998   # Exclude shared library initialization/finalization symbols.
4999 dnl Note also adjust exclude_expsyms for C++ above.
5000   extract_expsyms_cmds=
5001
5002   case $host_os in
5003   cygwin* | mingw* | pw32* | cegcc*)
5004     # FIXME: the MSVC++ port hasn't been tested in a loooong time
5005     # When not using gcc, we currently assume that we are using
5006     # Microsoft Visual C++.
5007     if test yes != "$GCC"; then
5008       with_gnu_ld=no
5009     fi
5010     ;;
5011   interix*)
5012     # we just hope/assume this is gcc and not c89 (= MSVC++)
5013     with_gnu_ld=yes
5014     ;;
5015   openbsd* | bitrig*)
5016     with_gnu_ld=no
5017     ;;
5018   esac
5019
5020   _LT_TAGVAR(ld_shlibs, $1)=yes
5021
5022   # On some targets, GNU ld is compatible enough with the native linker
5023   # that we're better off using the native interface for both.
5024   lt_use_gnu_ld_interface=no
5025   if test yes = "$with_gnu_ld"; then
5026     case $host_os in
5027       aix*)
5028         # The AIX port of GNU ld has always aspired to compatibility
5029         # with the native linker.  However, as the warning in the GNU ld
5030         # block says, versions before 2.19.5* couldn't really create working
5031         # shared libraries, regardless of the interface used.
5032         case `$LD -v 2>&1` in
5033           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
5034           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
5035           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
5036           *)
5037             lt_use_gnu_ld_interface=yes
5038             ;;
5039         esac
5040         ;;
5041       *)
5042         lt_use_gnu_ld_interface=yes
5043         ;;
5044     esac
5045   fi
5046
5047   if test yes = "$lt_use_gnu_ld_interface"; then
5048     # If archive_cmds runs LD, not CC, wlarc should be empty
5049     wlarc='$wl'
5050
5051     # Set some defaults for GNU ld with shared library support. These
5052     # are reset later if shared libraries are not supported. Putting them
5053     # here allows them to be overridden if necessary.
5054     runpath_var=LD_RUN_PATH
5055     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5056     _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
5057     # ancient GNU ld didn't support --whole-archive et. al.
5058     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
5059       _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
5060     else
5061       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5062     fi
5063     supports_anon_versioning=no
5064     case `$LD -v | $SED -e 's/([^)]\+)\s\+//' 2>&1` in
5065       *GNU\ gold*) supports_anon_versioning=yes ;;
5066       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
5067       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
5068       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
5069       *\ 2.11.*) ;; # other 2.11 versions
5070       *) supports_anon_versioning=yes ;;
5071     esac
5072
5073     # See if GNU ld supports shared libraries.
5074     case $host_os in
5075     aix[[3-9]]*)
5076       # On AIX/PPC, the GNU linker is very broken
5077       if test ia64 != "$host_cpu"; then
5078         _LT_TAGVAR(ld_shlibs, $1)=no
5079         cat <<_LT_EOF 1>&2
5080
5081 *** Warning: the GNU linker, at least up to release 2.19, is reported
5082 *** to be unable to reliably create shared libraries on AIX.
5083 *** Therefore, libtool is disabling shared libraries support.  If you
5084 *** really care for shared libraries, you may want to install binutils
5085 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
5086 *** You will then need to restart the configuration process.
5087
5088 _LT_EOF
5089       fi
5090       ;;
5091
5092     amigaos*)
5093       case $host_cpu in
5094       powerpc)
5095             # see comment about AmigaOS4 .so support
5096             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5097             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5098         ;;
5099       m68k)
5100             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5101             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5102             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5103         ;;
5104       esac
5105       ;;
5106
5107     beos*)
5108       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5109         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5110         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5111         # support --undefined.  This deserves some investigation.  FIXME
5112         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5113       else
5114         _LT_TAGVAR(ld_shlibs, $1)=no
5115       fi
5116       ;;
5117
5118     cygwin* | mingw* | pw32* | cegcc*)
5119       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5120       # as there is no search path for DLLs.
5121       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5122       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
5123       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5124       _LT_TAGVAR(always_export_symbols, $1)=no
5125       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5126       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
5127       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
5128
5129       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5130         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5131         # If the export-symbols file already is a .def file, use it as
5132         # is; otherwise, prepend EXPORTS...
5133         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5134           cp $export_symbols $output_objdir/$soname.def;
5135         else
5136           echo EXPORTS > $output_objdir/$soname.def;
5137           cat $export_symbols >> $output_objdir/$soname.def;
5138         fi~
5139         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5140       else
5141         _LT_TAGVAR(ld_shlibs, $1)=no
5142       fi
5143       ;;
5144
5145     haiku*)
5146       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5147       _LT_TAGVAR(link_all_deplibs, $1)=yes
5148       ;;
5149
5150     os2*)
5151       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5152       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5153       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5154       shrext_cmds=.dll
5155       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~<