1 dnl configuration script for Guile
2 dnl Process this file with autoconf to produce configure.
5 define(GUILE_CONFIGURE_COPYRIGHT,[[
7 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
9 This file is part of GUILE
11 GUILE is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2, or (at your
14 option) any later version.
16 GUILE is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with GUILE; see the file COPYING. If not, write to the
23 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 Boston, MA 02110-1301, USA.
30 dnl `patsubst' here deletes the newline which "echo" prints. We can't use
31 dnl "echo -n" since -n is not portable (see autoconf manual "Limitations of
32 dnl Builtins"), in particular on solaris it results in a literal "-n" in
35 AC_INIT(patsubst(m4_esyscmd(. ./GUILE-VERSION && echo ${PACKAGE}),[
37 patsubst(m4_esyscmd(. ./GUILE-VERSION && echo ${GUILE_VERSION}),[
40 AC_CONFIG_AUX_DIR([build-aux])
41 AC_CONFIG_MACRO_DIR([m4])
42 AC_CONFIG_SRCDIR(GUILE-VERSION)
44 AM_INIT_AUTOMAKE([gnu no-define check-news])
46 AC_COPYRIGHT(GUILE_CONFIGURE_COPYRIGHT)
47 AC_CONFIG_SRCDIR([GUILE-VERSION])
49 . $srcdir/GUILE-VERSION
52 AM_CONFIG_HEADER([config.h])
53 AH_TOP(/*GUILE_CONFIGURE_COPYRIGHT*/)
55 #--------------------------------------------------------------------
57 # Independent Subdirectories
59 #--------------------------------------------------------------------
61 AC_CONFIG_SUBDIRS(guile-readline)
63 #--------------------------------------------------------------------
65 dnl Some more checks for Win32
79 # for per-target cflags in the libguile subdir
84 AC_CHECK_LIB([ltdl], [lt_dlinit], ,
85 [AC_MSG_ERROR([libltdl not found. See README.])])
89 AC_CHECK_PROG(have_makeinfo, makeinfo, yes, no)
90 AM_CONDITIONAL(HAVE_MAKEINFO, test "$have_makeinfo" = yes)
94 #--------------------------------------------------------------------
96 # User options (after above tests that may set default CFLAGS etc.)
98 #--------------------------------------------------------------------
100 GUILE_ERROR_ON_WARNING="yes"
102 AC_ARG_ENABLE(error-on-warning,
103 [ --enable-error-on-warning treat compile warnings as errors],
104 [case "${enableval}" in
105 yes | y) GUILE_ERROR_ON_WARNING="yes" ;;
106 no | n) GUILE_ERROR_ON_WARNING="no" ;;
107 *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;;
110 SCM_I_GSC_GUILE_DEBUG_FREELIST=0
111 AC_ARG_ENABLE(debug-freelist,
112 [ --enable-debug-freelist include garbage collector freelist debugging code],
113 if test "$enable_debug_freelist" = y \
114 || test "$enable_debug_freelist" = yes; then
115 SCM_I_GSC_GUILE_DEBUG_FREELIST=1
118 AC_ARG_ENABLE(debug-malloc,
119 [ --enable-debug-malloc include malloc debugging code],
120 if test "$enable_debug_malloc" = y || test "$enable_debug_malloc" = yes; then
121 AC_DEFINE(GUILE_DEBUG_MALLOC, 1,
122 [Define this if you want to debug scm_must_malloc/realloc/free calls.])
125 SCM_I_GSC_GUILE_DEBUG=0
126 AC_ARG_ENABLE(guile-debug,
127 [AC_HELP_STRING([--enable-guile-debug],
128 [include internal debugging functions])],
129 if test "$enable_guile_debug" = y || test "$enable_guile_debug" = yes; then
130 SCM_I_GSC_GUILE_DEBUG=1
134 [ --disable-posix omit posix interfaces],,
137 AC_ARG_ENABLE(networking,
138 [ --disable-networking omit networking interfaces],,
139 enable_networking=yes)
142 [ --disable-regex omit regular expression interfaces],,
145 AC_ARG_ENABLE([discouraged],
146 AC_HELP_STRING([--disable-discouraged],[omit discouraged features]))
148 if test "$enable_discouraged" = no; then
149 SCM_I_GSC_ENABLE_DISCOURAGED=0
151 SCM_I_GSC_ENABLE_DISCOURAGED=1
154 AC_ARG_ENABLE([deprecated],
155 AC_HELP_STRING([--disable-deprecated],[omit deprecated features]))
157 if test "$enable_deprecated" = no; then
158 SCM_I_GSC_ENABLE_DEPRECATED=0
160 if test "$enable_deprecated" = yes || test "$enable_deprecated" = ""; then
162 elif test "$enable_deprecated" = shutup; then
165 warn_default=$enable_deprecated
167 SCM_I_GSC_ENABLE_DEPRECATED=1
168 AC_DEFINE_UNQUOTED(SCM_WARN_DEPRECATED_DEFAULT, "$warn_default",
169 [Define this to control the default warning level for deprecated features.])
173 [ --disable-elisp omit Emacs Lisp support],,
176 #--------------------------------------------------------------------
178 dnl Check for dynamic linking
182 [ --with-modules[=FILES] Add support for dynamic modules],
183 use_modules="$withval")
184 test -z "$use_modules" && use_modules=yes
186 if test "$use_modules" != no; then
187 if test "$use_modules" = yes; then
188 DLPREOPEN="-dlpreopen force"
190 DLPREOPEN="-export-dynamic"
191 for module in $use_modules; do
192 DLPREOPEN="$DLPREOPEN -dlopen $module"
197 dnl files which are destined for separate modules.
199 if test "$use_modules" != no; then
203 if test "$enable_posix" = yes; then
206 AC_DEFINE(HAVE_POSIX, 1,
207 [Define this if you want support for POSIX system calls in Guile.])
210 if test "$enable_networking" = yes; then
213 AC_DEFINE(HAVE_NETWORKING, 1,
214 [Define this if you want support for networking in Guile.])
217 if test "$enable_debug_malloc" = yes; then
218 AC_LIBOBJ([debug-malloc])
221 if test "$enable_elisp" = yes; then
222 SCM_I_GSC_ENABLE_ELISP=1
224 SCM_I_GSC_ENABLE_ELISP=0
226 AC_CHECK_LIB(uca, __uc_get_ar_bsp)
230 # "volatile" is used in a couple of tests below.
234 if test "$ac_cv_c_inline" != no; then
235 SCM_I_GSC_C_INLINE="\"${ac_cv_c_inline}\""
237 SCM_I_GSC_C_INLINE=NULL
239 AC_CHECK_LIB(uca, __uc_get_ar_bsp)
243 AC_CHECK_SIZEOF(char)
244 AC_CHECK_SIZEOF(unsigned char)
245 AC_CHECK_SIZEOF(short)
246 AC_CHECK_SIZEOF(unsigned short)
248 AC_CHECK_SIZEOF(unsigned int)
249 AC_CHECK_SIZEOF(long)
250 AC_CHECK_SIZEOF(unsigned long)
251 AC_CHECK_SIZEOF(size_t)
252 AC_CHECK_SIZEOF(long long)
253 AC_CHECK_SIZEOF(unsigned long long)
254 AC_CHECK_SIZEOF(__int64)
255 AC_CHECK_SIZEOF(unsigned __int64)
256 AC_CHECK_SIZEOF(void *)
257 AC_CHECK_SIZEOF(intptr_t)
258 AC_CHECK_SIZEOF(uintptr_t)
259 AC_CHECK_SIZEOF(ptrdiff_t)
260 AC_CHECK_SIZEOF(size_t)
261 AC_CHECK_SIZEOF(off_t)
263 if test "$ac_cv_sizeof_long" -ne "$ac_cv_sizeof_void_p"; then
264 AC_MSG_ERROR(sizes of long and void* are not identical)
267 if test "$ac_cv_sizeof_ptrdiff_t" -ne 0; then
268 SCM_I_GSC_T_PTRDIFF='"ptrdiff_t"'
270 SCM_I_GSC_T_PTRDIFF='"long"'
272 AC_SUBST([SCM_I_GSC_T_PTRDIFF])
274 AC_CHECK_HEADERS([stdint.h])
275 AC_CHECK_HEADERS([inttypes.h])
277 AC_CHECK_SIZEOF(intmax_t)
279 SCM_I_GSC_NEEDS_STDINT_H=0
280 SCM_I_GSC_NEEDS_INTTYPES_H=0
282 ### intptr and uintptr (try not to use inttypes if we don't have to)
283 if test "$ac_cv_header_inttypes_h" = yes; then
284 if test "$ac_cv_sizeof_intptr_t" -eq 0; then
285 AC_CHECK_SIZEOF([intptr_t],,[#include <inttypes.h>
287 if test "$ac_cv_sizeof_intptr_t" -ne 0; then
288 SCM_I_GSC_NEEDS_INTTYPES_H=1
291 if test "$ac_cv_sizeof_uintptr_t" -eq 0; then
292 AC_CHECK_SIZEOF([uintptr_t],,[#include <inttypes.h>
294 if test "$ac_cv_sizeof_uintptr_t" -ne 0; then
295 SCM_I_GSC_NEEDS_INTTYPES_H=1
300 ### See what's provided by stdint.h
301 if test "$ac_cv_header_stdint_h" = yes; then
302 AC_CHECK_TYPE([int8_t],[scm_stdint_has_int8=1],,[#include <stdint.h>])
303 AC_CHECK_TYPE([uint8_t],[scm_stdint_has_uint8=1],,[#include <stdint.h>])
304 AC_CHECK_TYPE([int16_t],[scm_stdint_has_int16=1],,[#include <stdint.h>])
305 AC_CHECK_TYPE([uint16_t],[scm_stdint_has_uint16=1],,[#include <stdint.h>])
306 AC_CHECK_TYPE([int32_t],[scm_stdint_has_int32=1],,[#include <stdint.h>])
307 AC_CHECK_TYPE([uint32_t],[scm_stdint_has_uint32=1],,[#include <stdint.h>])
308 AC_CHECK_TYPE([int64_t],[scm_stdint_has_int64=1],,[#include <stdint.h>])
309 AC_CHECK_TYPE([uint64_t],[scm_stdint_has_uint64=1],,[#include <stdint.h>])
310 AC_CHECK_TYPE([intmax_t],[scm_stdint_has_intmax=1],,[#include <stdint.h>])
311 AC_CHECK_TYPE([uintmax_t],[scm_stdint_has_uintmax=1],,[#include <stdint.h>])
314 # so we don't get confused by the cache (wish there was a better way
315 # to check particular headers for the same type...)
317 unset ac_cv_type_int8_t
318 unset ac_cv_type_uint8_t
319 unset ac_cv_type_int16_t
320 unset ac_cv_type_uint16_t
321 unset ac_cv_type_int32_t
322 unset ac_cv_type_uint32_t
323 unset ac_cv_type_int64_t
324 unset ac_cv_type_uint64_t
325 unset ac_cv_type_intmax_t
326 unset ac_cv_type_uintmax_t
328 ### See what's provided by inttypes.h
329 if test "$ac_cv_header_inttypes_h" = yes; then
330 AC_CHECK_TYPE([int8_t],[scm_inttypes_has_int8=1],,[#include <inttypes.h>])
331 AC_CHECK_TYPE([uint8_t],[scm_inttypes_has_uint8=1],,[#include <inttypes.h>])
332 AC_CHECK_TYPE([int16_t],[scm_inttypes_has_int16=1],,[#include <inttypes.h>])
333 AC_CHECK_TYPE([uint16_t],[scm_inttypes_has_uint16=1],,[#include <inttypes.h>])
334 AC_CHECK_TYPE([int32_t],[scm_inttypes_has_int32=1],,[#include <inttypes.h>])
335 AC_CHECK_TYPE([uint32_t],[scm_inttypes_has_uint32=1],,[#include <inttypes.h>])
336 AC_CHECK_TYPE([int64_t],[scm_inttypes_has_int64=1],,[#include <inttypes.h>])
337 AC_CHECK_TYPE([uint64_t],[scm_inttypes_has_uint64=1],,[#include <inttypes.h>])
338 AC_CHECK_TYPE([intmax_t],[scm_inttypes_has_intmax=1],,[#include <inttypes.h>])
339 AC_CHECK_TYPE([uintmax_t],[scm_inttypes_has_uintmax=1],,[#include <inttypes.h>])
342 # Try hard to find definitions for some required scm_t_*int* types.
344 ### Required type scm_t_int8
345 if test "$scm_stdint_has_int8"; then
346 SCM_I_GSC_T_INT8='"int8_t"'
347 SCM_I_GSC_NEEDS_STDINT_H=1
348 elif test "$scm_inttypes_has_int8"; then
349 SCM_I_GSC_T_INT8='"int8_t"'
350 SCM_I_GSC_NEEDS_INTTYPES_H=1
351 elif test "$ac_cv_sizeof_char" -eq 1; then
352 SCM_I_GSC_T_INT8='"signed char"'
354 AC_MSG_ERROR([Can't find appropriate type for scm_t_int8.])
356 AC_SUBST([SCM_I_GSC_T_INT8])
358 ### Required type scm_t_uint8
359 if test "$scm_stdint_has_uint8"; then
360 SCM_I_GSC_T_UINT8='"uint8_t"'
361 SCM_I_GSC_NEEDS_STDINT_H=1
362 elif test "$scm_inttypes_has_uint8"; then
363 SCM_I_GSC_T_UINT8='"uint8_t"'
364 SCM_I_GSC_NEEDS_INTTYPES_H=1
365 elif test "$ac_cv_sizeof_unsigned_char" -eq 1; then
366 SCM_I_GSC_T_UINT8='"unsigned char"'
368 AC_MSG_ERROR([Can't find appropriate type for scm_t_uint8.])
370 AC_SUBST([SCM_I_GSC_T_UINT8])
372 ### Required type scm_t_int16 (ANSI C says int or short might work)
373 if test "$scm_stdint_has_int16"; then
374 SCM_I_GSC_T_INT16='"int16_t"'
375 SCM_I_GSC_NEEDS_STDINT_H=1
376 elif test "$scm_inttypes_has_int16"; then
377 SCM_I_GSC_T_INT16='"int16_t"'
378 SCM_I_GSC_NEEDS_INTTYPES_H=1
379 elif test "$ac_cv_sizeof_int" -eq 2; then
380 SCM_I_GSC_T_INT16='"int"'
381 elif test "$ac_cv_sizeof_short" -eq 2; then
382 SCM_I_GSC_T_INT16='"short"'
384 AC_MSG_ERROR([Can't find appropriate type for scm_t_int16.])
386 AC_SUBST([SCM_I_GSC_T_INT16])
388 ### Required type scm_t_uint16 (ANSI C says int or short might work)
389 if test "$scm_stdint_has_uint16"; then
390 SCM_I_GSC_T_UINT16='"uint16_t"'
391 SCM_I_GSC_NEEDS_STDINT_H=1
392 elif test "$scm_inttypes_has_uint16"; then
393 SCM_I_GSC_T_UINT16='"uint16_t"'
394 SCM_I_GSC_NEEDS_INTTYPES_H=1
395 elif test "$ac_cv_sizeof_unsigned_int" -eq 2; then
396 SCM_I_GSC_T_UINT16='"unsigned int"'
397 elif test "$ac_cv_sizeof_unsigned_short" -eq 2; then
398 SCM_I_GSC_T_UINT16='"unsigned short"'
400 AC_MSG_ERROR([Can't find appropriate type for scm_t_uint16.])
402 AC_SUBST([SCM_I_GSC_T_UINT16])
405 ### Required type scm_t_int32 (ANSI C says int, short, or long might work)
406 if test "$scm_stdint_has_int32"; then
407 SCM_I_GSC_T_INT32='"int32_t"'
408 SCM_I_GSC_NEEDS_STDINT_H=1
409 elif test "$scm_inttypes_has_int32"; then
410 SCM_I_GSC_T_INT32='"int32_t"'
411 SCM_I_GSC_NEEDS_INTTYPES_H=1
412 elif test "$ac_cv_sizeof_int" -eq 4; then
413 SCM_I_GSC_T_INT32='"int"'
414 elif test "$ac_cv_sizeof_long" -eq 4; then
415 SCM_I_GSC_T_INT32='"long"'
416 elif test "$ac_cv_sizeof_short" -eq 4; then
417 SCM_I_GSC_T_INT32='"short"'
419 AC_MSG_ERROR([Can't find appropriate type for scm_t_int32.])
421 AC_SUBST([SCM_I_GSC_T_INT32])
423 ### Required type scm_t_uint32 (ANSI C says int, short, or long might work)
424 if test "$scm_stdint_has_uint32"; then
425 SCM_I_GSC_T_UINT32='"uint32_t"'
426 SCM_I_GSC_NEEDS_STDINT_H=1
427 elif test "$scm_inttypes_has_uint32"; then
428 SCM_I_GSC_T_UINT32='"uint32_t"'
429 SCM_I_GSC_NEEDS_INTTYPES_H=1
430 elif test "$ac_cv_sizeof_unsigned_int" -eq 4; then
431 SCM_I_GSC_T_UINT32='"unsigned int"'
432 elif test "$ac_cv_sizeof_unsigned_long" -eq 4; then
433 SCM_I_GSC_T_UINT32='"unsigned long"'
434 elif test "$ac_cv_sizeof_unsigned_short" -eq 4; then
435 SCM_I_GSC_T_UINT32='"unsigned short"'
437 AC_MSG_ERROR([Can't find appropriate type for scm_t_uint32.])
439 AC_SUBST([SCM_I_GSC_T_UINT32])
441 ### Optional type scm_t_int64 (ANSI C says int, short, or long might work)
442 ### Also try 'long long' and '__int64' if we have it.
444 if test "$scm_stdint_has_int64"; then
445 SCM_I_GSC_T_INT64='"int64_t"'
446 SCM_I_GSC_NEEDS_STDINT_H=1
447 elif test "$scm_inttypes_has_int64"; then
448 SCM_I_GSC_T_INT64='"int64_t"'
449 SCM_I_GSC_NEEDS_INTTYPES_H=1
450 elif test "$ac_cv_sizeof_int" -eq 8; then
451 SCM_I_GSC_T_INT64='"int"'
452 elif test "$ac_cv_sizeof_long" -eq 8; then
453 SCM_I_GSC_T_INT64='"long"'
454 elif test "$ac_cv_sizeof_short" -eq 8; then
455 SCM_I_GSC_T_INT64='"short"'
456 elif test "$ac_cv_sizeof_long_long" -eq 8; then
457 SCM_I_GSC_T_INT64='"long long"'
458 elif test "$ac_cv_sizeof___int64" -eq 8; then
459 SCM_I_GSC_T_INT64='"__int64"'
461 AC_MSG_ERROR([Can't find appropriate type for scm_t_int64.])
463 AC_SUBST([SCM_I_GSC_T_INT64])
466 ### Optional type scm_t_uint64 (ANSI C says int, short, or long might work)
467 ### Also try 'long long' and '__int64' if we have it.
469 if test "$scm_stdint_has_uint64"; then
470 SCM_I_GSC_T_UINT64='"uint64_t"'
471 SCM_I_GSC_NEEDS_STDINT_H=1
472 elif test "$scm_inttypes_has_uint64"; then
473 SCM_I_GSC_T_UINT64='"uint64_t"'
474 SCM_I_GSC_NEEDS_INTTYPES_H=1
475 elif test "$ac_cv_sizeof_unsigned_int" -eq 8; then
476 SCM_I_GSC_T_UINT64='"unsigned int"'
477 elif test "$ac_cv_sizeof_unsigned_long" -eq 8; then
478 SCM_I_GSC_T_UINT64='"unsigned long"'
479 elif test "$ac_cv_sizeof_unsigned_short" -eq 8; then
480 SCM_I_GSC_T_UINT64='"unsigned short"'
481 elif test "$ac_cv_sizeof_unsigned_long_long" -eq 8; then
482 SCM_I_GSC_T_UINT64='"unsigned long long"'
483 elif test "$ac_cv_sizeof_unsigned___int64" -eq 8; then
484 SCM_I_GSC_T_UINT64='"unsigned __int64"'
486 AC_MSG_ERROR([Can't find appropriate type for scm_t_uint64.])
488 AC_SUBST([SCM_I_GSC_T_UINT64])
490 ### Required type scm_t_intmax
492 ### We try 'intmax_t', '__int64', 'long long' in this order. When
493 ### none of them is available, we use 'long'.
496 if test "$scm_stdint_has_intmax"; then
497 SCM_I_GSC_T_INTMAX='"intmax_t"'
498 SCM_I_GSC_NEEDS_STDINT_H=1
499 elif test "$scm_inttypes_has_intmax"; then
500 SCM_I_GSC_T_INTMAX='"intmax_t"'
501 SCM_I_GSC_NEEDS_INTTYPES_H=1
502 elif test "$ac_cv_sizeof___int64" -ne 0; then
503 SCM_I_GSC_T_INTMAX='"__int64"'
504 elif test "$ac_cv_sizeof_long_long" -ne 0; then
505 SCM_I_GSC_T_INTMAX='"long long"'
507 SCM_I_GSC_T_INTMAX='"long"'
509 AC_SUBST([SCM_I_GSC_T_INTMAX])
511 ### Required type scm_t_uintmax
513 ### We try 'uintmax_t', 'unsigned __int64', 'unsigned long long' in
514 ### this order. When none of them is available, we use 'unsigned long'.
516 SCM_I_GSC_T_UINTMAX=0
517 if test "$scm_stdint_has_uintmax"; then
518 SCM_I_GSC_T_UINTMAX='"uintmax_t"'
519 SCM_I_GSC_NEEDS_STDINT_H=1
520 elif test "$scm_inttypes_has_uintmax"; then
521 SCM_I_GSC_T_UINTMAX='"uintmax_t"'
522 SCM_I_GSC_NEEDS_INTTYPES_H=1
523 elif test "$ac_cv_sizeof_unsigned___int64" -ne 0; then
524 SCM_I_GSC_T_UINTMAX='"unsigned __int64"'
525 elif test "$ac_cv_sizeof_unsigned_long_long" -ne 0; then
526 SCM_I_GSC_T_UINTMAX='"unsigned long long"'
528 SCM_I_GSC_T_UINTMAX='"unsigned long"'
530 AC_SUBST([SCM_I_GSC_T_UINTMAX])
533 AC_SUBST([SCM_I_GSC_NEEDS_STDINT_H])
534 AC_SUBST([SCM_I_GSC_NEEDS_INTTYPES_H])
541 # Reasons for testing:
542 # complex.h - new in C99
543 # fenv.h - available in C99, but not older systems
544 # process.h - mingw specific
545 # langinfo.h, nl_types.h - SuS v2
547 AC_CHECK_HEADERS([complex.h fenv.h io.h libc.h limits.h malloc.h memory.h process.h string.h \
548 regex.h rxposix.h rx/rxposix.h sys/dir.h sys/ioctl.h sys/select.h \
549 sys/time.h sys/timeb.h sys/times.h sys/stdtypes.h sys/types.h \
550 sys/utime.h time.h unistd.h utime.h pwd.h grp.h sys/utsname.h \
551 direct.h langinfo.h nl_types.h])
553 # "complex double" is new in C99, and "complex" is only a keyword if
554 # <complex.h> is included
555 AC_CHECK_TYPES(complex double,,,
560 # On MacOS X <sys/socklen.h> contains socklen_t, so must include that
562 AC_CHECK_TYPE(socklen_t, ,
563 [AC_DEFINE_UNQUOTED(socklen_t, int,
564 [Define to `int' if <sys/socket.h> does not define.])],
565 [#if HAVE_SYS_TYPES_H
566 #include <sys/types.h>
568 #include <sys/socket.h>
570 AC_CHECK_TYPE(struct ip_mreq)
572 GUILE_HEADER_LIBC_WITH_UNISTD
578 # On mingw -lm is empty, so this test is unnecessary, but it's
579 # harmless so we don't hard-code to suppress it.
583 AC_CHECK_FUNCS(gethostbyname)
584 if test $ac_cv_func_gethostbyname = no; then
585 AC_CHECK_LIB(nsl, gethostbyname)
588 AC_CHECK_FUNCS(connect)
589 if test $ac_cv_func_connect = no; then
590 AC_CHECK_LIB(socket, connect)
594 dnl Check for Winsock and other functionality on Win32 (*not* CygWin)
599 AC_CHECK_HEADER(winsock2.h, [AC_DEFINE([HAVE_WINSOCK2_H], 1,
600 [Define if you have the <winsock2.h> header file.])])
601 AC_CHECK_LIB(ws2_32, main)
602 AC_LIBOBJ([win32-uname])
603 AC_LIBOBJ([win32-dirent])
604 if test "$enable_networking" = yes ; then
605 AC_LIBOBJ([win32-socket])
607 if test "$enable_shared" = yes ; then
608 EXTRA_DEFS="-DSCM_IMPORT"
609 AC_DEFINE(USE_DLL_IMPORT, 1,
610 [Define if you need additional CPP macros on Win32 platforms.])
616 # Reasons for testing:
617 # crt_externs.h - Darwin specific
619 AC_CHECK_HEADERS([assert.h crt_externs.h])
621 # Reasons for testing:
622 # DINFINITY - OSF specific
623 # DQNAN - OSF specific
624 # (DINFINITY and DQNAN are actually global variables, not functions)
625 # chsize - an MS-DOS-ism, found in mingw
626 # cexp, clog - not in various pre-c99 systems, and note that it's possible
627 # for gcc to provide the "complex double" type but the system to not
628 # have functions like cexp and clog
629 # clog10 - not in mingw (though others like clog and csqrt are)
630 # fesetround - available in C99, but not older systems
631 # ftruncate - posix, but probably not older systems (current mingw
632 # has it as an inline for chsize)
633 # ioctl - not in mingw.
634 # gmtime_r - recent posix, not on old systems
635 # pipe - not in mingw
636 # _pipe - specific to mingw, taking 3 args
637 # readdir_r - recent posix, not on old systems
638 # stat64 - SuS largefile stuff, not on old systems
639 # sysconf - not on old systems
640 # truncate - not in mingw
641 # isblank - available as a GNU extension or in C99
642 # _NSGetEnviron - Darwin specific
643 # strcoll_l, newlocale - GNU extensions (glibc), also available on Darwin
644 # nl_langinfo - X/Open, not available on Windows.
646 AC_CHECK_FUNCS([DINFINITY DQNAN cexp chsize clog clog10 ctermid fesetround ftime ftruncate fchown getcwd geteuid gettimeofday gmtime_r ioctl lstat mkdir mknod nice pipe _pipe readdir_r readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction siginterrupt stat64 strftime strptime symlink sync sysconf tcgetpgrp tcsetpgrp times uname waitpid strdup system usleep atexit on_exit chown link fcntl ttyname getpwent getgrent kill getppid getpgrp fork setitimer getitimer strchr strcmp index bcopy memcpy rindex truncate unsetenv isblank _NSGetEnviron strcoll strcoll_l newlocale nl_langinfo])
648 # Reasons for testing:
649 # netdb.h - not in mingw
650 # sys/param.h - not in mingw
651 # pthread.h - only available with pthreads. ACX_PTHREAD doesn't
652 # check this specifically, we need it for the timespec test below.
653 # sethostname - the function itself check because it's not in mingw,
654 # the DECL is checked because Solaris 10 doens't have in any header
655 # xlocale.h - needed on Darwin for the `locale_t' API
657 AC_CHECK_HEADERS(crypt.h netdb.h pthread.h sys/param.h sys/resource.h sys/file.h xlocale.h)
658 AC_CHECK_FUNCS(chroot flock getlogin cuserid getpriority setpriority getpass sethostname gethostname)
659 AC_CHECK_DECLS([sethostname])
661 # crypt() may or may not be available, for instance in some countries there
662 # are restrictions on cryptography.
664 # crypt() might be in libc (eg. OpenBSD), or it might be in a separate
665 # -lcrypt library (eg. Debian GNU/Linux).
667 # On HP-UX 11, crypt() is in libc and there's a dummy libcrypt.a. We must
668 # be careful to avoid -lcrypt in this case, since libtool will see there's
669 # only a static libcrypt and decide to build only a static libguile.
671 # AC_SEARCH_LIBS lets us add -lcrypt to LIBS only if crypt() is not in the
672 # libraries already in that list.
674 AC_SEARCH_LIBS(crypt, crypt,
675 [AC_DEFINE(HAVE_CRYPT,1,
676 [Define to 1 if you have the `crypt' function.])])
678 # glibc 2.3.6 (circa 2006) and various prior versions had a bug where
679 # csqrt(-i) returned a negative real part, when it should be positive
680 # for the principal root.
682 if test "$ac_cv_type_complex_double" = yes; then
684 AC_CACHE_CHECK([whether csqrt is usable],
688 /* "volatile" is meant to prevent gcc from calculating the sqrt as a
689 constant, we want to test libc. */
690 volatile complex double z = - _Complex_I;
700 [guile_cv_use_csqrt=yes],
701 [guile_cv_use_csqrt="no, glibc 2.3 bug"],
702 [guile_cv_use_csqrt="yes, hopefully (cross-compiling)"])])
703 case $guile_cv_use_csqrt in
705 AC_DEFINE(HAVE_USABLE_CSQRT, 1, [Define to 1 if csqrt is bug-free])
712 AC_CHECK_LIB([gmp], [__gmpz_init], ,
713 [AC_MSG_ERROR([GNU MP not found, see README])])
715 # mpz_import is a macro so we need to include <gmp.h>
716 AC_TRY_LINK([#include <gmp.h>],
717 [mpz_import (0, 0, 0, 0, 0, 0, 0);] , ,
718 [AC_MSG_ERROR([At least GNU MP 4.1 is required, see README])])
721 #AC_CHECK_HEADERS([libintl.h])
722 #AC_CHECK_FUNCS(gettext)
723 #if test $ac_cv_func_gettext = no; then
724 # AC_CHECK_LIB(intl, gettext)
726 #AC_CHECK_FUNCS([bindtextdomain textdomain])
727 AM_GNU_GETTEXT([external], [need-ngettext])
729 ### Some systems don't declare some functions. On such systems, we
730 ### need to at least provide our own K&R-style declarations.
732 ### GUILE_FUNC_DECLARED(function, headerfile)
734 ### Check for a declaration of FUNCTION in HEADERFILE; if it is
735 ### not there, #define MISSING_FUNCTION_DECL.
736 AC_DEFUN([GUILE_FUNC_DECLARED], [
737 AC_CACHE_CHECK(for $1 declaration, guile_cv_func_$1_declared,
738 AC_EGREP_HEADER($1, $2,
739 guile_cv_func_$1_declared=yes,
740 guile_cv_func_$1_declared=no))
741 if test [x$guile_cv_func_]$1[_declared] = xno; then
742 AC_DEFINE([MISSING_]translit($1, [a-z], [A-Z])[_DECL], 1,
743 [Define if the operating system supplies $1 without declaring it.])
747 GUILE_FUNC_DECLARED(sleep, unistd.h)
748 GUILE_FUNC_DECLARED(usleep, unistd.h)
750 AC_CHECK_DECLS([strptime],,,
751 [#define _GNU_SOURCE /* ask glibc to give strptime prototype */
754 ### On some systems usleep has no return value. If it does have one,
755 ### we'd like to return it; otherwise, we'll fake it.
756 AC_CACHE_CHECK([return type of usleep], guile_cv_func_usleep_return_type,
757 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
759 [guile_cv_func_usleep_return_type=void],
760 [guile_cv_func_usleep_return_type=int])])
761 case "$guile_cv_func_usleep_return_type" in
763 AC_DEFINE(USLEEP_RETURNS_VOID, 1,
764 [Define if the system headers declare usleep to return void.])
768 AC_CHECK_HEADER(sys/un.h, have_sys_un_h=1)
769 if test -n "$have_sys_un_h" ; then
770 AC_DEFINE(HAVE_UNIX_DOMAIN_SOCKETS, 1,
771 [Define if the system supports Unix-domain (file-domain) sockets.])
774 AC_CHECK_FUNCS(socketpair getgroups setgroups setpwent pause tzset)
776 AC_CHECK_FUNCS(sethostent gethostent endhostent dnl
777 setnetent getnetent endnetent dnl
778 setprotoent getprotoent endprotoent dnl
779 setservent getservent endservent dnl
780 getnetbyaddr getnetbyname dnl
781 inet_lnaof inet_makeaddr inet_netof hstrerror dnl
784 # struct sockaddr field sin_len is only present on BSD systems.
785 # On 4.4BSD apparently a #define SIN_LEN exists, but on other BSD systems
786 # (eg. FreeBSD 4.9) it doesn't and we must use this configure check
787 AC_CHECK_MEMBERS([struct sockaddr.sin_len],,,
788 [#ifdef HAVE_SYS_TYPES_H
789 #include <sys/types.h>
791 #include <netinet/in.h>])
793 AC_MSG_CHECKING(for __libc_stack_end)
794 AC_CACHE_VAL(guile_cv_have_libc_stack_end,
795 [AC_TRY_LINK([#include <stdio.h>
796 extern char *__libc_stack_end;],
797 [printf("%p", (char*) __libc_stack_end);],
798 guile_cv_have_libc_stack_end=yes,
799 guile_cv_have_libc_stack_end=no)])
800 AC_MSG_RESULT($guile_cv_have_libc_stack_end)
802 if test $guile_cv_have_libc_stack_end = yes; then
803 AC_DEFINE(HAVE_LIBC_STACK_END, 1,
804 [Define if you have the __libc_stack_end variable.])
807 dnl Some systems do not declare this. Some systems do declare it, as a
808 dnl macro. With cygwin it may be in a DLL.
810 AC_MSG_CHECKING(whether netdb.h declares h_errno)
811 AC_CACHE_VAL(guile_cv_have_h_errno,
812 [AC_TRY_COMPILE([#include <netdb.h>],
814 guile_cv_have_h_errno=yes, guile_cv_have_h_errno=no)])
815 AC_MSG_RESULT($guile_cv_have_h_errno)
816 if test $guile_cv_have_h_errno = yes; then
817 AC_DEFINE(HAVE_H_ERRNO, 1, [Define if h_errno is declared in netdb.h.])
820 AC_MSG_CHECKING(whether uint32_t is defined)
821 AC_CACHE_VAL(guile_cv_have_uint32_t,
822 [AC_TRY_COMPILE([#include <sys/types.h>
830 guile_cv_have_uint32_t=yes, guile_cv_have_uint32_t=no)])
831 AC_MSG_RESULT($guile_cv_have_uint32_t)
832 if test $guile_cv_have_uint32_t = yes; then
833 AC_DEFINE(HAVE_UINT32_T, 1,
834 [Define if uint32_t typedef is defined when netdb.h is include.])
837 AC_MSG_CHECKING(for working IPv6 support)
838 AC_CACHE_VAL(guile_cv_have_ipv6,
840 #ifdef HAVE_SYS_TYPES_H
841 #include <sys/types.h>
843 #include <netinet/in.h>
844 #include <sys/socket.h>],
845 [struct sockaddr_in6 a; a.sin6_family = AF_INET6;],
846 guile_cv_have_ipv6=yes, guile_cv_have_ipv6=no)])
847 AC_MSG_RESULT($guile_cv_have_ipv6)
848 if test $guile_cv_have_ipv6 = yes; then
849 AC_DEFINE(HAVE_IPV6, 1, [Define if you want support for IPv6.])
852 # included in rfc2553 but not in older implementations, e.g., glibc 2.1.3.
853 AC_MSG_CHECKING(whether sockaddr_in6 has sin6_scope_id)
854 AC_CACHE_VAL(guile_cv_have_sin6_scope_id,
856 #ifdef HAVE_SYS_TYPES_H
857 #include <sys/types.h>
859 #include <netinet/in.h>],
860 [struct sockaddr_in6 sok; sok.sin6_scope_id = 0;],
861 guile_cv_have_sin6_scope_id=yes, guile_cv_have_sin6_scope_id=no)])
862 AC_MSG_RESULT($guile_cv_have_sin6_scope_id)
863 if test $guile_cv_have_sin6_scope_id = yes; then
864 AC_DEFINE(HAVE_SIN6_SCOPE_ID, 1,
865 [Define this if your IPv6 has sin6_scope_id in sockaddr_in6 struct.])
868 # struct sockaddr_in6 field sin_len is only present on BSD systems
869 AC_CHECK_MEMBERS([struct sockaddr_in6.sin6_len],,,
870 [#ifdef HAVE_SYS_TYPES_H
871 #include <sys/types.h>
873 #include <netinet/in.h>])
875 AC_MSG_CHECKING(whether localtime caches TZ)
876 AC_CACHE_VAL(guile_cv_localtime_cache,
877 [if test x$ac_cv_func_tzset = xyes; then
878 AC_TRY_RUN([#include <time.h>
882 extern char **environ;
886 for (to = from = environ; (*to = *from); from++)
887 if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '='))
890 char TZ_GMT0[] = "TZ=GMT0";
891 char TZ_PST8[] = "TZ=PST8";
894 time_t now = time ((time_t *) 0);
895 int hour_GMT0, hour_unset;
896 if (putenv (TZ_GMT0) != 0)
898 hour_GMT0 = localtime (&now)->tm_hour;
900 hour_unset = localtime (&now)->tm_hour;
901 if (putenv (TZ_PST8) != 0)
903 if (localtime (&now)->tm_hour == hour_GMT0)
906 if (localtime (&now)->tm_hour != hour_unset)
909 }], guile_cv_localtime_cache=no, guile_cv_localtime_cache=yes,
910 [# If we have tzset, assume the worst when cross-compiling.
911 guile_cv_localtime_cache=yes])
913 # If we lack tzset, report that localtime does not cache TZ,
914 # since we can't invalidate the cache if we don't have tzset.
915 guile_cv_localtime_cache=no
917 AC_MSG_RESULT($guile_cv_localtime_cache)
918 if test $guile_cv_localtime_cache = yes; then
919 AC_DEFINE(LOCALTIME_CACHE, 1, [Define if localtime caches the TZ setting.])
922 dnl Test whether system calls are restartable by default on the
923 dnl current system. If they are not, we put a loop around every system
924 dnl call to check for EINTR (see SCM_SYSCALL) and do not attempt to
925 dnl change from the default behaviour. On the other hand, if signals
926 dnl are restartable then the loop is not installed and when libguile
927 dnl initialises it also resets the behaviour of each signal to cause a
928 dnl restart (in case a different runtime had a different default
929 dnl behaviour for some reason: e.g., different versions of linux seem
930 dnl to behave differently.)
932 AC_SYS_RESTARTABLE_SYSCALLS
934 if test "$enable_regex" = yes; then
935 if test "$ac_cv_header_regex_h" = yes ||
936 test "$ac_cv_header_rxposix_h" = yes ||
937 test "$ac_cv_header_rx_rxposix_h" = yes; then
938 GUILE_NAMED_CHECK_FUNC(regcomp, norx, [AC_LIBOBJ([regex-posix])],
939 [AC_CHECK_LIB(rx, main)
940 GUILE_NAMED_CHECK_FUNC(regcomp, rx, [AC_LIBOBJ([regex-posix])],
941 [AC_CHECK_LIB(regex, main)
942 GUILE_NAMED_CHECK_FUNC(regcomp, regex, [AC_LIBOBJ([regex-posix])])])]
944 dnl The following should not be necessary, but for some reason
945 dnl autoheader misses it if we don't include it!
946 if test "$ac_cv_func_regcomp_norx" = yes ||
947 test "$ac_cv_func_regcomp_regex" = yes ||
948 test "$ac_cv_func_regcomp_rx" = yes; then
949 AC_DEFINE(HAVE_REGCOMP, 1,
950 [This is included as part of a workaround for a autoheader bug.])
955 AC_REPLACE_FUNCS(inet_aton putenv strerror memmove mkstemp)
957 AC_CHECK_HEADERS(floatingpoint.h ieeefp.h nan.h)
959 # Reasons for testing:
960 # asinh, acosh, atanh, trunc - C99 standard, generally not available on
962 # sincos - GLIBC extension
964 AC_CHECK_FUNCS(asinh acosh atanh copysign finite sincos trunc)
966 # C99 specifies isinf and isnan as macros.
967 # HP-UX provides only macros, no functions.
968 # glibc 2.3.2 provides both macros and functions.
969 # IRIX 6.5 and Solaris 8 only provide functions.
971 # The following tests detect isinf and isnan either as functions or as
972 # macros from <math.h>. Plain AC_CHECK_FUNCS is insufficient, it doesn't
973 # use <math.h> so doesn't detect on macro-only systems like HP-UX.
975 AC_MSG_CHECKING([for isinf])
976 AC_LINK_IFELSE(AC_LANG_SOURCE(
978 volatile double x = 0.0;
979 int main () { return (isinf(x) != 0); }]]),
980 [AC_MSG_RESULT([yes])
981 AC_DEFINE(HAVE_ISINF, 1,
982 [Define to 1 if you have the `isinf' macro or function.])],
983 [AC_MSG_RESULT([no])])
984 AC_MSG_CHECKING([for isnan])
985 AC_LINK_IFELSE(AC_LANG_SOURCE(
987 volatile double x = 0.0;
988 int main () { return (isnan(x) != 0); }]]),
989 [AC_MSG_RESULT([yes])
990 AC_DEFINE(HAVE_ISNAN, 1,
991 [Define to 1 if you have the `isnan' macro or function.])],
992 [AC_MSG_RESULT([no])])
994 # Reasons for checking:
998 # st_blocks not in mingw
999 # tm_gmtoff BSD+GNU, not in C99
1001 # Note AC_STRUCT_ST_BLOCKS is not used here because we don't want the
1002 # AC_LIBOBJ(fileblocks) replacement which that macro gives.
1004 AC_CHECK_MEMBERS([struct stat.st_rdev, struct stat.st_blksize, struct stat.st_blocks])
1007 AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,
1009 #ifdef TIME_WITH_SYS_TIME
1010 # include <sys/time.h>
1013 # if HAVE_SYS_TIME_H
1014 # include <sys/time.h>
1020 GUILE_STRUCT_UTIMBUF
1023 #--------------------------------------------------------------------
1025 # Which way does the stack grow?
1027 #--------------------------------------------------------------------
1029 SCM_I_GSC_STACK_GROWS_UP=0
1030 AC_TRY_RUN(aux (l) unsigned long l;
1031 { int x; exit (l >= ((unsigned long)&x)); }
1032 main () { int q; aux((unsigned long)&q); },
1033 [SCM_I_GSC_STACK_GROWS_UP=1],
1035 [AC_MSG_WARN(Guessing that stack grows down -- see scmconfig.h)])
1037 #--------------------------------------------------------------------
1039 # Boehm's GC library
1041 #--------------------------------------------------------------------
1042 AC_CHECK_LIB([gc], [GC_collect_a_little],
1043 [LIBS="-lgc $LIBS"],
1044 [AC_MSG_ERROR([`libgc' (Boehm's GC library) not found.])])
1045 AC_CHECK_HEADER([gc/gc.h], [],
1046 [AC_MSG_ERROR([`libgc' (Boehm's GC library) header files not found.])])
1049 AC_CHECK_SIZEOF(float)
1050 if test "$ac_cv_sizeof_float" -le "$ac_cv_sizeof_long"; then
1051 AC_DEFINE(SCM_SINGLES, 1,
1052 [Define this if floats are the same size as longs.])
1055 AC_MSG_CHECKING(for struct linger)
1056 AC_CACHE_VAL(scm_cv_struct_linger,
1058 #include <sys/types.h>
1059 #include <sys/socket.h>],
1060 [struct linger lgr; lgr.l_linger = 100],
1061 scm_cv_struct_linger="yes",
1062 scm_cv_struct_linger="no"))
1063 AC_MSG_RESULT($scm_cv_struct_linger)
1064 if test $scm_cv_struct_linger = yes; then
1065 AC_DEFINE(HAVE_STRUCT_LINGER, 1,
1066 [Define this if your system defines struct linger, for use with the
1067 getsockopt and setsockopt system calls.])
1071 # On mingw, struct timespec is in <pthread.h>.
1073 AC_MSG_CHECKING(for struct timespec)
1074 AC_CACHE_VAL(scm_cv_struct_timespec,
1078 #include <pthread.h>
1080 [struct timespec t; t.tv_nsec = 100],
1081 scm_cv_struct_timespec="yes",
1082 scm_cv_struct_timespec="no"))
1083 AC_MSG_RESULT($scm_cv_struct_timespec)
1084 if test $scm_cv_struct_timespec = yes; then
1085 AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1,
1086 [Define this if your system defines struct timespec via either <time.h> or <pthread.h>.])
1089 #--------------------------------------------------------------------
1091 # Flags for thread support
1093 #--------------------------------------------------------------------
1095 SCM_I_GSC_USE_PTHREAD_THREADS=0
1096 SCM_I_GSC_USE_NULL_THREADS=0
1097 AC_SUBST([SCM_I_GSC_USE_PTHREAD_THREADS])
1098 AC_SUBST([SCM_I_GSC_USE_NULL_THREADS])
1100 ### What thread package has the user asked for?
1101 AC_ARG_WITH(threads, [ --with-threads thread interface],
1104 AC_SUBST(SCM_I_GSC_NEED_BRACES_ON_PTHREAD_ONCE_INIT, 0)
1105 AC_SUBST(SCM_I_GSC_NEED_BRACES_ON_PTHREAD_MUTEX_INITIALIZER, 0)
1107 case "$with_threads" in
1108 "yes" | "pthread" | "pthreads" | "pthread-threads" | "")
1109 ACX_PTHREAD(CC="$PTHREAD_CC"
1110 LIBS="$PTHREAD_LIBS $LIBS"
1111 SCM_I_GSC_USE_PTHREAD_THREADS=1
1112 with_threads="pthreads",
1113 with_threads="null")
1115 old_CFLAGS="$CFLAGS"
1116 CFLAGS="$PTHREAD_CFLAGS $CFLAGS"
1118 # Reasons for testing:
1119 # pthread_getattr_np - "np" meaning "non portable" says it
1120 # all; not present on MacOS X or Solaris 10
1121 # pthread_get_stackaddr_np - "np" meaning "non portable" says it
1122 # all; specific to MacOS X
1123 # pthread_sigmask - not available on mingw
1125 AC_CHECK_FUNCS(pthread_attr_getstack pthread_getattr_np pthread_get_stackaddr_np pthread_sigmask)
1127 # On past versions of Solaris, believe 8 through 10 at least, you
1128 # had to write "pthread_once_t foo = { PTHREAD_ONCE_INIT };".
1129 # This is contrary to POSIX:
1130 # http://www.opengroup.org/onlinepubs/000095399/functions/pthread_once.html
1131 # Check here if this style is required.
1133 # glibc (2.3.6 at least) works both with or without braces, so the
1134 # test checks whether it works without.
1137 if test "$GCC" = "yes"; then
1138 # Since GCC only issues a warning for missing braces, so we need
1139 # `-Werror' to catch it.
1140 CFLAGS="-Werror -Wmissing-braces $CFLAGS"
1143 AC_CACHE_CHECK([whether PTHREAD_ONCE_INIT needs braces],
1144 guile_cv_need_braces_on_pthread_once_init,
1145 [AC_COMPILE_IFELSE([#include <pthread.h>
1146 pthread_once_t foo = PTHREAD_ONCE_INIT;],
1147 [guile_cv_need_braces_on_pthread_once_init=no],
1148 [guile_cv_need_braces_on_pthread_once_init=yes])])
1149 if test "$guile_cv_need_braces_on_pthread_once_init" = yes; then
1150 SCM_I_GSC_NEED_BRACES_ON_PTHREAD_ONCE_INIT=1
1153 # Same problem with `PTHREAD_MUTEX_INITIALIZER', e.g., on IRIX
1154 # 6.5.30m with GCC 3.3.
1155 AC_CACHE_CHECK([whether PTHREAD_MUTEX_INITIALIZER needs braces],
1156 guile_cv_need_braces_on_pthread_mutex_initializer,
1157 [AC_COMPILE_IFELSE([#include <pthread.h>
1158 pthread_mutex_t foo = PTHREAD_MUTEX_INITIALIZER;],
1159 [guile_cv_need_braces_on_pthread_mutex_initializer=no],
1160 [guile_cv_need_braces_on_pthread_mutex_initializer=yes])])
1161 if test "$guile_cv_need_braces_on_pthread_mutex_initializer" = yes; then
1162 SCM_I_GSC_NEED_BRACES_ON_PTHREAD_MUTEX_INITIALIZER=1
1165 CFLAGS="$old_CFLAGS"
1167 # On Solaris, sched_yield lives in -lrt.
1168 AC_SEARCH_LIBS(sched_yield, rt)
1173 case "$with_threads" in
1177 SCM_I_GSC_USE_NULL_THREADS=1
1178 with_threads="null-threads"
1181 AC_MSG_ERROR(invalid value for --with-threads: $with_threads)
1185 AC_MSG_CHECKING(what kind of threads to support)
1186 AC_MSG_RESULT($with_threads)
1188 ## Check whether pthread_attr_getstack works for the main thread
1190 if test "$with_threads" = pthreads; then
1192 AC_MSG_CHECKING(whether pthread_attr_getstack works for the main thread)
1193 old_CFLAGS="$CFLAGS"
1194 CFLAGS="$PTHREAD_CFLAGS $CFLAGS"
1197 #if HAVE_PTHREAD_ATTR_GETSTACK
1198 #include <pthread.h>
1202 pthread_attr_t attr;
1206 pthread_getattr_np (pthread_self (), &attr);
1207 pthread_attr_getstack (&attr, &start, &size);
1208 end = (char *)start + size;
1210 if ((void *)&attr < start || (void *)&attr >= end)
1223 AC_DEFINE(PTHREAD_ATTR_GETSTACK_WORKS, [1], [Define when pthread_att_get_stack works for the main thread])],
1225 CFLAGS="$old_CFLAGS"
1226 AC_MSG_RESULT($works)
1228 fi # with_threads=pthreads
1232 if test "$cross_compiling" = "yes"; then
1233 AC_MSG_CHECKING(cc for build)
1234 ## /usr/bin/cc still uses wrong assembler
1235 ## CC_FOR_BUILD="${CC_FOR_BUILD-/usr/bincc}"
1236 CC_FOR_BUILD="${CC_FOR_BUILD-PATH=/usr/bin:$PATH cc}"
1238 CC_FOR_BUILD="${CC_FOR_BUILD-$CC}"
1241 ## AC_MSG_CHECKING("if we are cross compiling")
1242 ## AC_MSG_RESULT($cross_compiling)
1243 if test "$cross_compiling" = "yes"; then
1244 AC_MSG_RESULT($CC_FOR_BUILD)
1247 ## No need as yet to be more elaborate
1248 CCLD_FOR_BUILD="$CC_FOR_BUILD"
1250 AC_SUBST(cross_compiling)
1251 AC_ARG_VAR(CC_FOR_BUILD,[build system C compiler])
1252 AC_SUBST(CCLD_FOR_BUILD)
1254 ## libtool erroneously calls CC_FOR_BUILD HOST_CC;
1255 ## --HOST is the platform that PACKAGE is compiled for.
1256 HOST_CC="$CC_FOR_BUILD"
1259 if test "$cross_compiling" = "yes"; then
1260 AC_MSG_CHECKING(guile for build)
1261 GUILE_FOR_BUILD="${GUILE_FOR_BUILD-guile}"
1263 GUILE_FOR_BUILD='$(preinstguile)'
1266 ## AC_MSG_CHECKING("if we are cross compiling")
1267 ## AC_MSG_RESULT($cross_compiling)
1268 if test "$cross_compiling" = "yes"; then
1269 AC_MSG_RESULT($GUILE_FOR_BUILD)
1271 AC_ARG_VAR(GUILE_FOR_BUILD,[guile for build system])
1272 AC_SUBST(GUILE_FOR_BUILD)
1274 ## If we're using GCC, ask for aggressive warnings.
1277 ## We had -Wstrict-prototypes in here for a bit, but Guile does too
1278 ## much stuff with generic function pointers for that to really be
1279 ## less than exasperating.
1280 ## -Wpointer-arith was here too, but something changed in gcc/glibc
1281 ## and it became equally exasperating (gcc 2.95 and/or glibc 2.1.2).
1282 CFLAGS="$CFLAGS -Wall -Wmissing-prototypes"
1283 # Do this here so we don't screw up any of the tests above that might
1284 # not be "warning free"
1285 if test "${GUILE_ERROR_ON_WARNING}" = yes
1287 CFLAGS="${CFLAGS} -Werror"
1288 enable_compile_warnings=no
1293 ## If we're creating a shared library (using libtool!), then we'll
1294 ## need to generate a list of .lo files corresponding to the .o files
1295 ## given in LIBOBJS. We'll call it LIBLOBJS.
1296 LIBLOBJS="`echo ${LIB@&t@OBJS} | sed 's,\.[[^.]]* ,.lo ,g;s,\.[[^.]]*$,.lo,'`"
1298 ## We also need to create corresponding .doc and .x files
1299 EXTRA_DOT_DOC_FILES="`echo ${LIB@&t@OBJS} | sed 's,\.[[^.]]* ,.doc ,g;s,\.[[^.]]*$,.doc,'`"
1300 EXTRA_DOT_X_FILES="`echo ${LIB@&t@OBJS} | sed 's,\.[[^.]]* ,.x ,g;s,\.[[^.]]*$,.x,'`"
1302 AC_SUBST(GUILE_MAJOR_VERSION)
1303 AC_SUBST(GUILE_MINOR_VERSION)
1304 AC_SUBST(GUILE_MICRO_VERSION)
1305 AC_SUBST(GUILE_EFFECTIVE_VERSION)
1306 AC_SUBST(GUILE_VERSION)
1308 #######################################################################
1309 # library versioning
1311 AC_SUBST(LIBGUILE_INTERFACE_CURRENT)
1312 AC_SUBST(LIBGUILE_INTERFACE_REVISION)
1313 AC_SUBST(LIBGUILE_INTERFACE_AGE)
1314 AC_SUBST(LIBGUILE_INTERFACE)
1316 AC_SUBST(LIBGUILE_SRFI_SRFI_1_MAJOR)
1317 AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE_CURRENT)
1318 AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE_REVISION)
1319 AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE_AGE)
1320 AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE)
1322 AC_SUBST(LIBGUILE_SRFI_SRFI_4_MAJOR)
1323 AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE_CURRENT)
1324 AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE_REVISION)
1325 AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE_AGE)
1326 AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE)
1328 AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_MAJOR)
1329 AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE_CURRENT)
1330 AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE_REVISION)
1331 AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE_AGE)
1332 AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE)
1334 AC_SUBST(LIBGUILE_SRFI_SRFI_60_MAJOR)
1335 AC_SUBST(LIBGUILE_SRFI_SRFI_60_INTERFACE_CURRENT)
1336 AC_SUBST(LIBGUILE_SRFI_SRFI_60_INTERFACE_REVISION)
1337 AC_SUBST(LIBGUILE_SRFI_SRFI_60_INTERFACE_AGE)
1338 AC_SUBST(LIBGUILE_SRFI_SRFI_60_INTERFACE)
1340 AC_SUBST(LIBGUILE_I18N_MAJOR)
1341 AC_SUBST(LIBGUILE_I18N_INTERFACE_CURRENT)
1342 AC_SUBST(LIBGUILE_I18N_INTERFACE_REVISION)
1343 AC_SUBST(LIBGUILE_I18N_INTERFACE_AGE)
1344 AC_SUBST(LIBGUILE_I18N_INTERFACE)
1347 #######################################################################
1349 dnl Tell guile-config what flags guile users should compile and link with.
1350 GUILE_LIBS="$LDFLAGS $LIBS"
1351 GUILE_CFLAGS="$PTHREAD_CFLAGS"
1352 AC_SUBST(GUILE_LIBS)
1353 AC_SUBST(GUILE_CFLAGS)
1357 AC_SUBST(EXTRA_DOT_DOC_FILES)
1358 AC_SUBST(EXTRA_DOT_X_FILES)
1360 dnl See also top_builddir in info node: (libtool)AC_PROG_LIBTOOL
1361 top_builddir_absolute=`pwd`
1362 AC_SUBST(top_builddir_absolute)
1363 top_srcdir_absolute=`(cd $srcdir && pwd)`
1364 AC_SUBST(top_srcdir_absolute)
1366 # Additional SCM_I_GSC definitions are above.
1367 AC_SUBST([SCM_I_GSC_GUILE_DEBUG])
1368 AC_SUBST([SCM_I_GSC_GUILE_DEBUG_FREELIST])
1369 AC_SUBST([SCM_I_GSC_ENABLE_DISCOURAGED])
1370 AC_SUBST([SCM_I_GSC_ENABLE_DEPRECATED])
1371 AC_SUBST([SCM_I_GSC_ENABLE_ELISP])
1372 AC_SUBST([SCM_I_GSC_STACK_GROWS_UP])
1373 AC_SUBST([SCM_I_GSC_C_INLINE])
1374 AC_CONFIG_FILES([libguile/gen-scmconfig.h])
1380 benchmark-suite/Makefile
1385 doc/tutorial/Makefile
1388 examples/box-dynamic-module/Makefile
1389 examples/box-dynamic/Makefile
1390 examples/box-module/Makefile
1391 examples/box/Makefile
1392 examples/modules/Makefile
1393 examples/safe/Makefile
1394 examples/scripts/Makefile
1395 guile-config/Makefile
1397 ice-9/debugger/Makefile
1398 ice-9/debugging/Makefile
1401 lang/elisp/internals/Makefile
1402 lang/elisp/primitives/Makefile
1409 test-suite/standalone/Makefile
1412 AC_CONFIG_FILES([check-guile], [chmod +x check-guile])
1413 AC_CONFIG_FILES([benchmark-guile], [chmod +x benchmark-guile])
1414 AC_CONFIG_FILES([guile-tools], [chmod +x guile-tools])
1415 AC_CONFIG_FILES([pre-inst-guile], [chmod +x pre-inst-guile])
1416 AC_CONFIG_FILES([pre-inst-guile-env], [chmod +x pre-inst-guile-env])
1417 AC_CONFIG_FILES([libguile/guile-snarf],
1418 [chmod +x libguile/guile-snarf])
1419 AC_CONFIG_FILES([libguile/guile-doc-snarf],
1420 [chmod +x libguile/guile-doc-snarf])
1421 AC_CONFIG_FILES([libguile/guile-func-name-check],
1422 [chmod +x libguile/guile-func-name-check])
1423 AC_CONFIG_FILES([libguile/guile-snarf-docs],
1424 [chmod +x libguile/guile-snarf-docs])
1428 dnl Local Variables:
1429 dnl comment-start: "dnl "
1431 dnl comment-start-skip: "\\bdnl\\b\\s *"