dnl configuration script for Guile dnl Process this file with autoconf to produce configure. dnl dnl Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. dnl dnl This file is part of GUILE dnl dnl GUILE is free software; you can redistribute it and/or modify it dnl under the terms of the GNU General Public License as published by dnl the Free Software Foundation; either version 2, or (at your dnl option) any later version. dnl dnl GUILE is distributed in the hope that it will be useful, but dnl WITHOUT ANY WARRANTY; without even the implied warranty of dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU dnl General Public License for more details. dnl dnl You should have received a copy of the GNU General Public License dnl along with GUILE; see the file COPYING. If not, write to the dnl Free Software Foundation, Inc., 59 Temple Place - Suite 330, dnl Boston, MA 02111-1307, USA. AC_PREREQ(2.53) AC_INIT AC_CONFIG_SRCDIR([GUILE-VERSION]) . $srcdir/GUILE-VERSION AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define) AM_MAINTAINER_MODE AM_CONFIG_HEADER([config.h]) #-------------------------------------------------------------------- # # Independent Subdirectories # #-------------------------------------------------------------------- AC_CONFIG_SUBDIRS(guile-readline) #-------------------------------------------------------------------- dnl Some more checks for Win32 AC_CYGWIN AC_MINGW32 AC_LIBTOOL_WIN32_DLL AC_PROG_INSTALL AC_PROG_CC AC_PROG_CPP AC_PROG_AWK AC_AIX AC_ISC_POSIX AC_MINIX AM_PROG_CC_STDC AC_LIBTOOL_DLOPEN AM_PROG_LIBTOOL AC_LIB_LTDL AC_CHECK_PROG(have_makeinfo, makeinfo, yes, no) AM_CONDITIONAL(HAVE_MAKEINFO, test "$have_makeinfo" = yes) #-------------------------------------------------------------------- # # User options (after above tests that may set default CFLAGS etc.) # #-------------------------------------------------------------------- GUILE_ERROR_ON_WARNING="yes" AC_ARG_ENABLE(error-on-warning, [ --enable-error-on-warning treat compile warnings as errors], [case "${enableval}" in yes | y) GUILE_ERROR_ON_WARNING="yes" ;; no | n) GUILE_ERROR_ON_WARNING="no" ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-error-on-warning) ;; esac]) SCM_I_GSC_GUILE_DEBUG_FREELIST=0 AC_ARG_ENABLE(debug-freelist, [ --enable-debug-freelist include garbage collector freelist debugging code], if test "$enable_debug_freelist" = y \ || test "$enable_debug_freelist" = yes; then SCM_I_GSC_GUILE_DEBUG_FREELIST=1 fi) AC_ARG_ENABLE(debug-malloc, [ --enable-debug-malloc include malloc debugging code], if test "$enable_debug_malloc" = y || test "$enable_debug_malloc" = yes; then AC_DEFINE(GUILE_DEBUG_MALLOC, 1, [Define this if you want to debug scm_must_malloc/realloc/free calls.]) fi) SCM_I_GSC_GUILE_DEBUG=0 AC_ARG_ENABLE(guile-debug, [AC_HELP_STRING([--enable-guile-debug], [include internal debugging functions])], if test "$enable_guile_debug" = y || test "$enable_guile_debug" = yes; then SCM_I_GSC_GUILE_DEBUG=1 fi) AC_ARG_ENABLE(arrays, [AC_HELP_STRING([--disable-arrays],[omit array and uniform array support])], , enable_arrays=yes) AC_ARG_ENABLE(posix, [ --disable-posix omit posix interfaces],, enable_posix=yes) AC_ARG_ENABLE(networking, [ --disable-networking omit networking interfaces],, enable_networking=yes) AC_ARG_ENABLE(regex, [ --disable-regex omit regular expression interfaces],, enable_regex=yes) AC_ARG_ENABLE(htmldoc, [ --enable-htmldoc build HTML documentation as well as Info], [if test "$enable_htmldoc" = "" || test "$enable_htmldoc" = y || test "$enable_htmldoc" = yes; then htmldoc_enabled=yes AC_PATH_PROG(TEXI2HTML, texi2html, not found) if test "$TEXI2HTML" = "not found"; then echo echo Building HTML documentation requires the \`texi2html\' program, echo which appears not to be present on your machine. echo echo \`texi2html\' is available from echo 'http://www.mathematik.uni-kl.de/~obachman/Texi2html/.' echo echo In the meantime, to build the guile-doc distribution echo without HTML enabled, please rerun \`./configure\' without echo the \`--enable-htmldoc\' option. exit -1 fi fi]) AM_CONDITIONAL(HTMLDOC, test x$htmldoc_enabled = xyes) AC_ARG_ENABLE([deprecated], AC_HELP_STRING([--disable-deprecated],[omit deprecated features])) if test "$enable_deprecated" = no; then SCM_I_GSC_ENABLE_DEPRECATED=0 else if test "$enable_deprecated" = yes || test "$enable_deprecated" = ""; then warn_default=summary elif test "$enable_deprecated" = shutup; then warn_default=no else warn_default=$enable_deprecated fi SCM_I_GSC_ENABLE_DEPRECATED=1 AC_DEFINE_UNQUOTED(SCM_WARN_DEPRECATED_DEFAULT, "$warn_default", [Define this to control the default warning level for deprecated features.]) fi AC_ARG_ENABLE(elisp, [ --disable-elisp omit Emacs Lisp support],, enable_elisp=yes) #-------------------------------------------------------------------- dnl Check for dynamic linking use_modules=yes AC_ARG_WITH(modules, [ --with-modules[=FILES] Add support for dynamic modules], use_modules="$withval") test -z "$use_modules" && use_modules=yes DLPREOPEN= if test "$use_modules" != no; then if test "$use_modules" = yes; then DLPREOPEN="-dlpreopen force" else DLPREOPEN="-export-dynamic" for module in $use_modules; do DLPREOPEN="$DLPREOPEN -dlopen $module" done fi fi dnl files which are destined for separate modules. if test "$use_modules" != no; then AC_LIBOBJ([dynl]) fi SCM_I_GSC_HAVE_ARRAYS=0 if test "$enable_arrays" = yes; then AC_LIBOBJ([ramap]) AC_LIBOBJ([unif]) SCM_I_GSC_HAVE_ARRAYS=1 fi if test "$enable_posix" = yes; then AC_LIBOBJ([filesys]) AC_LIBOBJ([posix]) AC_DEFINE(HAVE_POSIX, 1, [Define this if you want support for POSIX system calls in Guile.]) fi if test "$enable_networking" = yes; then AC_LIBOBJ([net_db]) AC_LIBOBJ([socket]) AC_DEFINE(HAVE_NETWORKING, 1, [Define this if you want support for networking in Guile.]) fi if test "$enable_debug_malloc" = yes; then AC_LIBOBJ([debug-malloc]) fi if test "$enable_elisp" = yes; then SCM_I_GSC_ENABLE_ELISP=1 else SCM_I_GSC_ENABLE_ELISP=0 fi AC_C_CONST AC_C_INLINE if test "$ac_cv_c_inline" != no; then SCM_I_GSC_C_INLINE="\"${ac_cv_c_inline}\"" else SCM_I_GSC_C_INLINE=NULL fi AC_C_BIGENDIAN AC_CHECK_SIZEOF(char) AC_CHECK_SIZEOF(unsigned char) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(unsigned short) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(unsigned int) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(unsigned long) AC_CHECK_SIZEOF(size_t) AC_CHECK_SIZEOF(long long) AC_CHECK_SIZEOF(unsigned long long) AC_CHECK_SIZEOF(void *) AC_CHECK_SIZEOF(intptr_t) AC_CHECK_SIZEOF(uintptr_t) AC_CHECK_SIZEOF(ptrdiff_t) if test "$ac_cv_sizeof_long" -ne "$ac_cv_sizeof_void_p"; then AC_MSG_ERROR(sizes of long and void* are not identical) fi if test "$ac_cv_sizeof_ptrdiff_t" -eq 0; then SCM_I_GSC_T_PTRDIFF='"ptrdiff_t"' else SCM_I_GSC_T_PTRDIFF='"long"' fi AC_SUBST([SCM_I_GSC_T_PTRDIFF]) AC_CHECK_HEADERS([stdint.h]) AC_CHECK_HEADERS([inttypes.h]) SCM_I_GSC_NEEDS_STDINT_H=0 SCM_I_GSC_NEEDS_INTTYPES_H=0 ### intptr and uintptr (try not to use inttypes if we don't have to) if test "$ac_cv_header_inttypes_h" = yes; then if test "$ac_cv_sizeof_intptr_t" -eq 0; then AC_CHECK_SIZEOF([intptr_t],,[#include #include ]) if test "$ac_cv_sizeof_intptr_t" -ne 0; then SCM_I_GSC_NEEDS_INTTYPES_H=1 fi fi if test "$ac_cv_sizeof_uintptr_t" -eq 0; then AC_CHECK_SIZEOF([uintptr_t],,[#include #include ]) if test "$ac_cv_sizeof_uintptr_t" -ne 0; then SCM_I_GSC_NEEDS_INTTYPES_H=1 fi fi fi ### See what's provided by stdint.h if test "$ac_cv_header_stdint_h" = yes; then AC_CHECK_TYPE([int8_t],[scm_stdint_has_int8=1],,[#include ]) AC_CHECK_TYPE([uint8_t],[scm_stdint_has_uint8=1],,[#include ]) AC_CHECK_TYPE([int16_t],[scm_stdint_has_int16=1],,[#include ]) AC_CHECK_TYPE([uint16_t],[scm_stdint_has_uint16=1],,[#include ]) AC_CHECK_TYPE([int32_t],[scm_stdint_has_int32=1],,[#include ]) AC_CHECK_TYPE([uint32_t],[scm_stdint_has_uint32=1],,[#include ]) AC_CHECK_TYPE([int64_t],[scm_stdint_has_int64=1],,[#include ]) AC_CHECK_TYPE([uint64_t],[scm_stdint_has_uint64=1],,[#include ]) fi # so we don't get confused by the cache (wish there was a better way # to check particular headers for the same type...) unset ac_cv_type_int8_t unset ac_cv_type_uint8_t unset ac_cv_type_int16_t unset ac_cv_type_uint16_t unset ac_cv_type_int32_t unset ac_cv_type_uint32_t unset ac_cv_type_int64_t unset ac_cv_type_uint64_t ### See what's provided by inttypes.h if test "$ac_cv_header_inttypes_h" = yes; then AC_CHECK_TYPE([int8_t],[scm_inttypes_has_int8=1],,[#include ]) AC_CHECK_TYPE([uint8_t],[scm_inttypes_has_uint8=1],,[#include ]) AC_CHECK_TYPE([int16_t],[scm_inttypes_has_int16=1],,[#include ]) AC_CHECK_TYPE([uint16_t],[scm_inttypes_has_uint16=1],,[#include ]) AC_CHECK_TYPE([int32_t],[scm_inttypes_has_int32=1],,[#include ]) AC_CHECK_TYPE([uint32_t],[scm_inttypes_has_uint32=1],,[#include ]) AC_CHECK_TYPE([int64_t],[scm_inttypes_has_int64=1],,[#include ]) AC_CHECK_TYPE([uint64_t],[scm_inttypes_has_uint64=1],,[#include ]) fi # Try hard to find definitions for some required scm_t_*int* types. ### Required type scm_t_int8 if test "$ac_cv_sizeof_char" -eq 1; then SCM_I_GSC_T_INT8='"char"' elif test "$scm_stdint_has_int8"; then SCM_I_GSC_T_INT8='"int8_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_int8"; then SCM_I_GSC_T_INT8='"int8_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_int8.]) fi AC_SUBST([SCM_I_GSC_T_INT8]) ### Required type scm_t_uint8 if test "$ac_cv_sizeof_unsigned_char" -eq 1; then SCM_I_GSC_T_UINT8='"unsigned char"' elif test "$scm_stdint_has_uint8"; then SCM_I_GSC_T_UINT8='"uint8_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_uint8"; then SCM_I_GSC_T_UINT8='"uint8_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_uint8.]) fi AC_SUBST([SCM_I_GSC_T_UINT8]) ### Required type scm_t_int16 (ANSI C says int or short might work) if test "$ac_cv_sizeof_int" -eq 2; then SCM_I_GSC_T_INT16='"int"' elif test "$ac_cv_sizeof_short" -eq 2; then SCM_I_GSC_T_INT16='"short"' elif test "$scm_stdint_has_int16"; then SCM_I_GSC_T_INT16='"int16_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_int16"; then SCM_I_GSC_T_INT16='"int16_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_int16.]) fi AC_SUBST([SCM_I_GSC_T_INT16]) ### Required type scm_t_uint16 (ANSI C says int or short might work) if test "$ac_cv_sizeof_unsigned_int" -eq 2; then SCM_I_GSC_T_UINT16='"unsigned int"' elif test "$ac_cv_sizeof_unsigned_short" -eq 2; then SCM_I_GSC_T_UINT16='"unsigned short"' elif test "$scm_stdint_has_uint16"; then SCM_I_GSC_T_UINT16='"uint16_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_uint16"; then SCM_I_GSC_T_UINT16='"uint16_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_uint16.]) fi AC_SUBST([SCM_I_GSC_T_UINT16]) ### Required type scm_t_int32 (ANSI C says int, short, or long might work) if test "$ac_cv_sizeof_int" -eq 4; then SCM_I_GSC_T_INT32='"int"' elif test "$ac_cv_sizeof_long" -eq 4; then SCM_I_GSC_T_INT32='"long"' elif test "$ac_cv_sizeof_short" -eq 4; then SCM_I_GSC_T_INT32='"short"' elif test "$scm_stdint_has_int32"; then SCM_I_GSC_T_INT32='"int32_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_int32"; then SCM_I_GSC_T_INT32='"int32_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_int32.]) fi AC_SUBST([SCM_I_GSC_T_INT32]) ### Required type scm_t_uint32 (ANSI C says int, short, or long might work) if test "$ac_cv_sizeof_unsigned_int" -eq 4; then SCM_I_GSC_T_UINT32='"unsigned int"' elif test "$ac_cv_sizeof_unsigned_long" -eq 4; then SCM_I_GSC_T_UINT32='"unsigned long"' elif test "$ac_cv_sizeof_unsigned_short" -eq 4; then SCM_I_GSC_T_UINT32='"unsigned short"' elif test "$scm_stdint_has_uint32"; then SCM_I_GSC_T_UINT32='"uint32_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_uint32"; then SCM_I_GSC_T_UINT32='"uint32_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_uint32.]) fi AC_SUBST([SCM_I_GSC_T_UINT32]) ### Optional type scm_t_int64 (ANSI C says int, short, or long might work) ### Also try long long if we have it. SCM_I_GSC_T_INT64=0 if test "$ac_cv_sizeof_int" -eq 8; then SCM_I_GSC_T_INT64='"int"' elif test "$ac_cv_sizeof_long" -eq 8; then SCM_I_GSC_T_INT64='"long"' elif test "$ac_cv_sizeof_short" -eq 8; then SCM_I_GSC_T_INT64='"short"' elif test "$ac_cv_sizeof_long_long" -eq 8; then SCM_I_GSC_T_INT64='"long long"' elif test "$scm_stdint_has_int64"; then SCM_I_GSC_T_INT64='"int64_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_int64"; then SCM_I_GSC_T_INT64='"int64_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_int64.]) fi AC_SUBST([SCM_I_GSC_T_INT64]) ### Optional type scm_t_uint64 (ANSI C says int, short, or long might work) ### Also try long long if we have it. SCM_I_GSC_T_UINT64=0 if test "$ac_cv_sizeof_unsigned_int" -eq 8; then SCM_I_GSC_T_UINT64='"unsigned int"' elif test "$ac_cv_sizeof_unsigned_long" -eq 8; then SCM_I_GSC_T_UINT64='"unsigned long"' elif test "$ac_cv_sizeof_unsigned_short" -eq 8; then SCM_I_GSC_T_UINT64='"unsigned short"' elif test "$ac_cv_sizeof_unsigned_long_long" -eq 8; then SCM_I_GSC_T_UINT64='"unsigned long long"' elif test "$scm_stdint_has_uint64"; then SCM_I_GSC_T_UINT64='"uint64_t"' SCM_I_GSC_NEEDS_STDINT_H=1 elif test "$scm_inttypes_has_uint64"; then SCM_I_GSC_T_UINT64='"uint64_t"' SCM_I_GSC_NEEDS_INTTYPES_H=1 else AC_MSG_ERROR([Can't find appropriate type for scm_t_uint64.]) fi AC_SUBST([SCM_I_GSC_T_UINT64]) AC_SUBST([SCM_I_GSC_NEEDS_STDINT_H]) AC_SUBST([SCM_I_GSC_NEEDS_INTTYPES_H]) AC_HEADER_STDC AC_HEADER_DIRENT AC_HEADER_TIME AC_HEADER_SYS_WAIT AC_CHECK_HEADERS([io.h libc.h limits.h malloc.h memory.h string.h \ regex.h rxposix.h rx/rxposix.h sys/dir.h sys/ioctl.h sys/select.h \ sys/time.h sys/timeb.h sys/times.h sys/stdtypes.h sys/types.h \ sys/utime.h time.h unistd.h utime.h pwd.h grp.h sys/utsname.h \ direct.h]) GUILE_HEADER_LIBC_WITH_UNISTD AC_TYPE_GETGROUPS AC_TYPE_SIGNAL AC_TYPE_MODE_T AC_CHECK_LIB(m, main) AC_CHECK_FUNCS(gethostbyname) if test $ac_cv_func_gethostbyname = no; then AC_CHECK_LIB(nsl, gethostbyname) fi AC_CHECK_FUNCS(connect) if test $ac_cv_func_connect = no; then AC_CHECK_LIB(socket, connect) fi dnl dnl Check for Winsock and other functionality on Win32 (*not* CygWin) dnl EXTRA_DEFS="" if test "$MINGW32" = "yes" ; then AC_CHECK_HEADER(winsock2.h, [AC_DEFINE([HAVE_WINSOCK2_H], 1, [Define if you have the header file.])]) AC_CHECK_LIB(ws2_32, main) AC_LIBOBJ([win32-uname]) AC_LIBOBJ([win32-dirent]) if test "$enable_networking" = yes ; then AC_LIBOBJ([win32-socket]) fi if test "$enable_shared" = yes ; then EXTRA_DEFS="-DSCM_IMPORT" AC_DEFINE(USE_DLL_IMPORT, 1, [Define if you need additional CPP macros on Win32 platforms.]) fi if test x"$enable_ltdl_install" = x"yes" ; then INCLTDL="-DLIBLTDL_DLL_IMPORT $INCLTDL" fi fi AC_SUBST(EXTRA_DEFS) # FIXME: check to see if we still need these. #AC_SUBST(INCLTDL) #AC_SUBST(LIBLTDL) AC_SUBST(DLPREOPEN) AC_CHECK_HEADERS([assert.h]) AC_CHECK_FUNCS([ctermid ftime fchown getcwd geteuid gettimeofday lstat mkdir mknod nice readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction siginterrupt strftime strptime symlink sync 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]) AC_CHECK_HEADERS(crypt.h sys/resource.h sys/file.h) AC_CHECK_FUNCS(chroot flock getlogin cuserid getpriority setpriority getpass sethostname gethostname) AC_CHECK_LIB(crypt, crypt) dnl GMP tests AC_CHECK_LIB([gmp], [__gmpz_init], , [AC_MSG_ERROR([GNU MP not found, see http://swox.com/gmp])]) # mpz_import is a macro so we need to include AC_TRY_LINK([#include ], [mpz_import (0, 0, 0, 0, 0, 0, 0);] , , [AC_MSG_ERROR([At least GNU MP 4.1 is required, see http://swox.com/gmp])]) ### Some systems don't declare some functions. On such systems, we ### need to at least provide our own K&R-style declarations. ### GUILE_FUNC_DECLARED(function, headerfile) ### Check for a declaration of FUNCTION in HEADERFILE; if it is ### not there, #define MISSING_FUNCTION_DECL. AC_DEFUN(GUILE_FUNC_DECLARED, [ AC_CACHE_CHECK(for $1 declaration, guile_cv_func_$1_declared, AC_EGREP_HEADER($1, $2, guile_cv_func_$1_declared=yes, guile_cv_func_$1_declared=no)) if test [x$guile_cv_func_]$1[_declared] = xno; then AC_DEFINE([MISSING_]translit($1, [a-z], [A-Z])[_DECL], 1, [Define if the operating system supplies $1 without declaring it.]) fi ]) GUILE_FUNC_DECLARED(strptime, time.h) GUILE_FUNC_DECLARED(sleep, unistd.h) GUILE_FUNC_DECLARED(usleep, unistd.h) ### On some systems usleep has no return value. If it does have one, ### we'd like to return it; otherwise, we'll fake it. AC_CACHE_CHECK([return type of usleep], guile_cv_func_usleep_return_type, [AC_EGREP_HEADER(changequote(<, >)changequote([, ]), unistd.h, [guile_cv_func_usleep_return_type=void], [guile_cv_func_usleep_return_type=int])]) case "$guile_cv_func_usleep_return_type" in "void" ) AC_DEFINE(USLEEP_RETURNS_VOID, 1, [Define if the system headers declare usleep to return void.]) ;; esac AC_CHECK_HEADER(sys/un.h, have_sys_un_h=1) if test -n "$have_sys_un_h" ; then AC_DEFINE(HAVE_UNIX_DOMAIN_SOCKETS, 1, [Define if the system supports Unix-domain (file-domain) sockets.]) fi AC_CHECK_FUNCS(socketpair getgroups setpwent pause tzset) AC_CHECK_FUNCS(sethostent gethostent endhostent dnl setnetent getnetent endnetent dnl setprotoent getprotoent endprotoent dnl setservent getservent endservent dnl getnetbyaddr getnetbyname dnl inet_lnaof inet_makeaddr inet_netof hstrerror dnl inet_pton inet_ntop) AC_MSG_CHECKING(for __libc_stack_end) AC_TRY_LINK([extern char *__libc_stack_end;], [char *p = __libc_stack_end;], have_libc_stack_end=yes, have_libc_stack_end=no) AC_MSG_RESULT($have_libc_stack_end) if test $have_libc_stack_end = yes; then AC_DEFINE(HAVE_LIBC_STACK_END, 1, [Define if you have the __libc_stack_end variable.]) fi dnl Some systems do not declare this. Some systems do declare it, as a dnl macro. With cygwin it may be in a DLL. AC_MSG_CHECKING(whether netdb.h declares h_errno) AC_CACHE_VAL(guile_cv_have_h_errno, [AC_TRY_COMPILE([#include ], [int a = h_errno;], guile_cv_have_h_errno=yes, guile_cv_have_h_errno=no)]) AC_MSG_RESULT($guile_cv_have_h_errno) if test $guile_cv_have_h_errno = yes; then AC_DEFINE(HAVE_H_ERRNO, 1, [Define if h_errno is declared in netdb.h.]) fi AC_MSG_CHECKING(whether uint32_t is defined) AC_CACHE_VAL(guile_cv_have_uint32_t, [AC_TRY_COMPILE([#include #if HAVE_STDINT_H #include #endif #ifndef __MINGW32__ #include #endif], [uint32_t a;], guile_cv_have_uint32_t=yes, guile_cv_have_uint32_t=no)]) AC_MSG_RESULT($guile_cv_have_uint32_t) if test $guile_cv_have_uint32_t = yes; then AC_DEFINE(HAVE_UINT32_T, 1, [Define if uint32_t typedef is defined when netdb.h is include.]) fi AC_MSG_CHECKING(for working IPv6 support) AC_CACHE_VAL(guile_cv_have_ipv6, [AC_TRY_COMPILE([ #ifdef HAVE_SYS_TYPES_H #include #endif #include #include ], [struct sockaddr_in6 a; a.sin6_family = AF_INET6;], guile_cv_have_ipv6=yes, guile_cv_have_ipv6=no)]) AC_MSG_RESULT($guile_cv_have_ipv6) if test $guile_cv_have_ipv6 = yes; then AC_DEFINE(HAVE_IPV6, 1, [Define if you want support for IPv6.]) fi # included in rfc2553 but not in older implementations, e.g., glibc 2.1.3. AC_MSG_CHECKING(whether sockaddr_in6 has sin6_scope_id) AC_CACHE_VAL(guile_cv_have_sin6_scope_id, [AC_TRY_COMPILE([ #ifdef HAVE_SYS_TYPES_H #include #endif #include ], [struct sockaddr_in6 sok; sok.sin6_scope_id = 0;], guile_cv_have_sin6_scope_id=yes, guile_cv_have_sin6_scope_id=no)]) AC_MSG_RESULT($guile_cv_have_sin6_scope_id) if test $guile_cv_have_sin6_scope_id = yes; then AC_DEFINE(HAVE_SIN6_SCOPE_ID, 1, [Define this if your IPv6 has sin6_scope_id in sockaddr_in6 struct.]) fi AC_MSG_CHECKING(whether localtime caches TZ) AC_CACHE_VAL(guile_cv_localtime_cache, [if test x$ac_cv_func_tzset = xyes; then AC_TRY_RUN([#include #if STDC_HEADERS # include #endif extern char **environ; unset_TZ () { char **from, **to; for (to = from = environ; (*to = *from); from++) if (! (to[0][0] == 'T' && to[0][1] == 'Z' && to[0][2] == '=')) to++; } char TZ_GMT0[] = "TZ=GMT0"; char TZ_PST8[] = "TZ=PST8"; main() { time_t now = time ((time_t *) 0); int hour_GMT0, hour_unset; if (putenv (TZ_GMT0) != 0) exit (1); hour_GMT0 = localtime (&now)->tm_hour; unset_TZ (); hour_unset = localtime (&now)->tm_hour; if (putenv (TZ_PST8) != 0) exit (1); if (localtime (&now)->tm_hour == hour_GMT0) exit (1); unset_TZ (); if (localtime (&now)->tm_hour != hour_unset) exit (1); exit (0); }], guile_cv_localtime_cache=no, guile_cv_localtime_cache=yes, [# If we have tzset, assume the worst when cross-compiling. guile_cv_localtime_cache=yes]) else # If we lack tzset, report that localtime does not cache TZ, # since we can't invalidate the cache if we don't have tzset. guile_cv_localtime_cache=no fi])dnl AC_MSG_RESULT($guile_cv_localtime_cache) if test $guile_cv_localtime_cache = yes; then AC_DEFINE(LOCALTIME_CACHE, 1, [Define if localtime caches the TZ setting.]) fi dnl Test whether system calls are restartable by default on the dnl current system. If they are not, we put a loop around every system dnl call to check for EINTR (see SCM_SYSCALL) and do not attempt to dnl change from the default behaviour. On the other hand, if signals dnl are restartable then the loop is not installed and when libguile dnl initialises it also resets the behaviour of each signal to cause a dnl restart (in case a different runtime had a different default dnl behaviour for some reason: e.g., different versions of linux seem dnl to behave differently.) AC_SYS_RESTARTABLE_SYSCALLS if test "$enable_regex" = yes; then if test "$ac_cv_header_regex_h" = yes || test "$ac_cv_header_rxposix_h" = yes || test "$ac_cv_header_rx_rxposix_h" = yes; then GUILE_NAMED_CHECK_FUNC(regcomp, norx, [AC_LIBOBJ([regex-posix])], [AC_CHECK_LIB(rx, main) GUILE_NAMED_CHECK_FUNC(regcomp, rx, [AC_LIBOBJ([regex-posix])], [AC_CHECK_LIB(regex, main) GUILE_NAMED_CHECK_FUNC(regcomp, regex, [AC_LIBOBJ([regex-posix])])])] ) dnl The following should not be necessary, but for some reason dnl autoheader misses it if we don't include it! if test "$ac_cv_func_regcomp_norx" = yes || test "$ac_cv_func_regcomp_regex" = yes || test "$ac_cv_func_regcomp_rx" = yes; then AC_DEFINE(HAVE_REGCOMP, 1, [This is included as part of a workaround for a autoheader bug.]) fi fi fi AC_REPLACE_FUNCS(inet_aton putenv strerror memmove mkstemp) AC_CHECK_HEADERS(floatingpoint.h ieeefp.h nan.h) AC_CHECK_FUNCS(finite isinf isnan copysign) # When testing for the presence of alloca, we need to add alloca.o # explicitly to LIBOBJS to make sure that it is translated to # `alloca.lo' for libtool later on. This can and should be done more cleanly. AC_FUNC_ALLOCA if test "$ALLOCA" = "alloca.o"; then AC_LIBOBJ([alloca]); fi AC_CHECK_MEMBERS([struct stat.st_rdev]) AC_CHECK_MEMBERS([struct stat.st_blksize]) AC_STRUCT_ST_BLOCKS AC_CACHE_CHECK([for S_ISLNK in sys/stat.h], ac_cv_macro_S_ISLNK, [AC_TRY_CPP([#include #ifndef S_ISLNK #error no S_ISLNK #endif], ac_cv_macro_S_ISLNK=yes, ac_cv_macro_S_ISLNK=no)]) if test $ac_cv_macro_S_ISLNK = yes; then AC_DEFINE(HAVE_S_ISLNK, 1, [Define this if your system defines S_ISLNK in sys/stat.h.]) fi AC_STRUCT_TIMEZONE GUILE_STRUCT_UTIMBUF #-------------------------------------------------------------------- # # Which way does the stack grow? # #-------------------------------------------------------------------- SCM_I_GSC_STACK_GROWS_UP=0 AC_TRY_RUN(aux (l) unsigned long l; { int x; exit (l >= ((unsigned long)&x)); } main () { int q; aux((unsigned long)&q); }, SCM_I_GSC_STACK_GROWS_UP=1 [], [AC_MSG_WARN(Guessing that stack grows down -- see scmconfig.h)]) AH_TEMPLATE([SCM_SINGLES], [Define this if floats are the same size as longs.]) AC_CACHE_CHECK([whether floats fit in longs], guile_cv_type_float_fits_long, [AC_TRY_RUN([main () { exit (sizeof(float) > sizeof(long)); }], [guile_cv_type_float_fits_long=yes], [guile_cv_type_float_fits_long=no], [guile_cv_type_float_fits_long=guess-yes])]) case $guile_cv_type_float_fits_long in "yes" ) AC_DEFINE(SCM_SINGLES) ;; "guess-yes" ) AC_DEFINE(SCM_SINGLES) AC_MSG_WARN([guessing that sizeof(long) == sizeof(float)]) AC_MSG_WARN([see SCM_SINGLES in scmconfig.h.in]) ;; esac AC_MSG_CHECKING(for struct linger) AC_CACHE_VAL(scm_cv_struct_linger, AC_TRY_COMPILE([ #include #include ], [struct linger lgr; lgr.l_linger = 100], scm_cv_struct_linger="yes", scm_cv_struct_linger="no")) AC_MSG_RESULT($scm_cv_struct_linger) if test $scm_cv_struct_linger = yes; then AC_DEFINE(HAVE_STRUCT_LINGER, 1, [Define this if your system defines struct linger, for use with the getsockopt and setsockopt system calls.]) fi AC_MSG_CHECKING(for struct timespec) AC_CACHE_VAL(scm_cv_struct_timespec, AC_TRY_COMPILE([ #include ], [struct timespec t; t.tv_nsec = 100], scm_cv_struct_timespec="yes", scm_cv_struct_timespec="no")) AC_MSG_RESULT($scm_cv_struct_timespec) if test $scm_cv_struct_timespec = yes; then AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1, [Define this if your system defines struct timespec via .]) fi #-------------------------------------------------------------------- # # Flags for thread support # #-------------------------------------------------------------------- SCM_I_GSC_USE_PTHREAD_THREADS=0 SCM_I_GSC_USE_NULL_THREADS=0 SCM_I_GSC_USE_COOP_THREADS=0 AC_SUBST([SCM_I_GSC_USE_PTHREAD_THREADS]) AC_SUBST([SCM_I_GSC_USE_NULL_THREADS]) AC_SUBST([SCM_I_GSC_USE_COOP_THREADS]) ### What thread package has the user asked for? AC_ARG_WITH(threads, [ --with-threads thread interface], , with_threads=yes) case "$with_threads" in "yes" | "pthread" | "pthreads" | "pthread-threads" | "") AC_CHECK_LIB(pthread, main, LIBS="-lpthread $LIBS" SCM_I_GSC_USE_PTHREAD_THREADS=1 with_threads="pthreads", with_threads="null") if test $GCC = yes; then AC_DEFINE(_THREAD_SAFE, 1, [Use thread safe versions of GNU Libc functions.]) fi AC_MSG_CHECKING(if pthread_mutexattr_settype is declared) AC_CACHE_VAL(guile_cv_mutexattr_settype_declared, [AC_TRY_COMPILE([#include ], [int pthread_mutexattr_settype (int, int);], guile_cv_mutexattr_settype_declared=no, guile_cv_mutexattr_settype_declared=yes)]) AC_MSG_RESULT($guile_cv_mutexattr_settype_declared) if test $guile_cv_mutexattr_settype_declared = yes; then AC_DEFINE(SCM_MUTEXATTR_SETTYPE_DECLARED, 1, [Define if pthread.h declares pthread_mutexattr_settype.]) fi AC_MSG_CHECKING(how to get a fast mutex) AC_CACHE_VAL(guile_cv_have_mutex_fast, [AC_TRY_COMPILE([#include ], [int a = PTHREAD_MUTEX_ADAPTIVE_NP;], guile_cv_have_mutex_fast=PTHREAD_MUTEX_ADAPTIVE_NP, guile_cv_have_mutex_fast=none)]) AC_MSG_RESULT($guile_cv_have_mutex_fast) if test ! $guile_cv_have_mutex_fast = none; then AC_DEFINE_UNQUOTED(SCM_MUTEX_FAST, $guile_cv_have_mutex_fast, [The mutex kind enum for fast mutexes.]) fi AC_MSG_CHECKING(how to get a recursive mutex) AC_CACHE_VAL(guile_cv_have_mutex_recursive, [AC_TRY_COMPILE([#include ], [int a = PTHREAD_MUTEX_RECURSIVE_NP;], guile_cv_have_mutex_recursive=PTHREAD_MUTEX_RECURSIVE_NP) if test -z "$guile_cv_have_mutex_recursive"; then AC_TRY_COMPILE([#include ], [int a = PTHREAD_MUTEX_RECURSIVE;], guile_cv_have_mutex_recursive=PTHREAD_MUTEX_RECURSIVE, guile_cv_have_mutex_recursive=none) fi]) AC_MSG_RESULT($guile_cv_have_mutex_recursive) if test ! $guile_cv_have_mutex_recursive = none; then AC_DEFINE_UNQUOTED(SCM_MUTEX_RECURSIVE, $guile_cv_have_mutex_recursive, [The mutex kind enum for recursive mutexes.]) fi ;; esac case "$with_threads" in "pthreads") ;; "no" | "null") SCM_I_GSC_USE_NULL_THREADS=1 with_threads="null-threads" ;; * ) AC_MSG_ERROR(invalid value for --with-threads: $with_threads) ;; esac AC_MSG_CHECKING(what kind of threads to support) AC_MSG_RESULT($with_threads) ## Cross building if test "$cross_compiling" = "yes"; then AC_MSG_CHECKING(cc for build) ## /usr/bin/cc still uses wrong assembler ## CC_FOR_BUILD="${CC_FOR_BUILD-/usr/bincc}" CC_FOR_BUILD="${CC_FOR_BUILD-PATH=/usr/bin:$PATH cc}" else CC_FOR_BUILD="${CC_FOR_BUILD-$CC}" fi AC_ARG_WITH(cc-for-build, [ --with-cc-for-build=CC native C compiler, to be used during build]) test -n "$with_cc_for_build" && CC_FOR_BUILD="$with_cc_for_build" ## AC_MSG_CHECKING("if we are cross compiling") ## AC_MSG_RESULT($cross_compiling) if test "$cross_compiling" = "yes"; then AC_MSG_RESULT($CC_FOR_BUILD) fi ## No need as yet to be more elaborate CCLD_FOR_BUILD="$CC_FOR_BUILD" AC_SUBST(cross_compiling) AC_SUBST(CC_FOR_BUILD) AC_SUBST(CCLD_FOR_BUILD) ## libtool erroneously calls CC_FOR_BUILD HOST_CC; ## --HOST is the platform that PACKAGE is compiled for. HOST_CC="$CC_FOR_BUILD" AC_SUBST(HOST_CC) if test "$cross_compiling" = "yes"; then AC_MSG_CHECKING(guile for build) GUILE_FOR_BUILD="${GUILE_FOR_BUILD-guile}" else GUILE_FOR_BUILD='$(preinstguile)' fi AC_ARG_WITH(guile-for-build, [ --with-guile-for-build=guile native guile executable, to be used during build]) test -n "$with_guile_for_build" && GUILE_FOR_BUILD="$with_guile_for_build" ## AC_MSG_CHECKING("if we are cross compiling") ## AC_MSG_RESULT($cross_compiling) if test "$cross_compiling" = "yes"; then AC_MSG_RESULT($GUILE_FOR_BUILD) fi AC_SUBST(GUILE_FOR_BUILD) # Do this here so we don't screw up any of the tests above that might # not be "warning free" if test "${GUILE_ERROR_ON_WARNING}" = yes then CFLAGS="${CFLAGS} -Werror" enable_compile_warnings=no fi ## If we're using GCC, ask for aggressive warnings. case "$GCC" in yes ) ## We had -Wstrict-prototypes in here for a bit, but Guile does too ## much stuff with generic function pointers for that to really be ## less than exasperating. ## -Wpointer-arith was here too, but something changed in gcc/glibc ## and it became equally exasperating (gcc 2.95 and/or glibc 2.1.2). CFLAGS="$CFLAGS -Wall -Wmissing-prototypes" ;; esac ## NOTE the code below sets LIBOBJS directly and so is now forbidden ## -- I'm disabling it for now in the hopes that the newer autoconf ## will DTRT -- if not, we need to fix up the sed command to match the ## others... ## ## Remove fileblocks.o from the object list. This file gets added by ## the Autoconf macro AC_STRUCT_ST_BLOCKS. But there is no need. #LIBOBJS="`echo ${LIBOBJS} | sed 's/fileblocks\.o//g'`" ## If we're creating a shared library (using libtool!), then we'll ## need to generate a list of .lo files corresponding to the .o files ## given in LIBOBJS. We'll call it LIBLOBJS. LIBLOBJS="`echo ${LIB@&t@OBJS} | sed 's,\.[[^.]]* ,.lo ,g;s,\.[[^.]]*$,.lo,'`" ## We also need to create corresponding .doc and .x files EXTRA_DOT_DOC_FILES="`echo ${LIB@&t@OBJS} | sed 's,\.[[^.]]* ,.doc ,g;s,\.[[^.]]*$,.doc,'`" EXTRA_DOT_X_FILES="`echo ${LIB@&t@OBJS} | sed 's,\.[[^.]]* ,.x ,g;s,\.[[^.]]*$,.x,'`" AC_SUBST(GUILE_MAJOR_VERSION) AC_SUBST(GUILE_MINOR_VERSION) AC_SUBST(GUILE_MICRO_VERSION) AC_SUBST(GUILE_EFFECTIVE_VERSION) AC_SUBST(GUILE_VERSION) ####################################################################### # library versioning AC_SUBST(LIBQTHREADS_INTERFACE_CURRENT) AC_SUBST(LIBQTHREADS_INTERFACE_REVISION) AC_SUBST(LIBQTHREADS_INTERFACE_AGE) AC_SUBST(LIBQTHREADS_INTERFACE) AC_SUBST(LIBGUILE_INTERFACE_CURRENT) AC_SUBST(LIBGUILE_INTERFACE_REVISION) AC_SUBST(LIBGUILE_INTERFACE_AGE) AC_SUBST(LIBGUILE_INTERFACE) AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE_CURRENT) AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE_REVISION) AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE_AGE) AC_SUBST(LIBGUILE_SRFI_SRFI_1_INTERFACE) AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE_CURRENT) AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE_REVISION) AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE_AGE) AC_SUBST(LIBGUILE_SRFI_SRFI_4_INTERFACE) AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE_CURRENT) AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE_REVISION) AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE_AGE) AC_SUBST(LIBGUILE_SRFI_SRFI_13_14_INTERFACE) ####################################################################### dnl Tell guile-config what flags guile users should link against. GUILE_LIBS="$LDFLAGS $THREAD_LIBS_INSTALLED $LIBS" AC_SUBST(GUILE_LIBS) AC_SUBST(AWK) AC_SUBST(LIBLOBJS) AC_SUBST(EXTRA_DOT_DOC_FILES) AC_SUBST(EXTRA_DOT_X_FILES) dnl See also top_builddir in info node: (libtool)AC_PROG_LIBTOOL top_builddir_absolute=`pwd` AC_SUBST(top_builddir_absolute) top_srcdir_absolute=`(cd $srcdir && pwd)` AC_SUBST(top_srcdir_absolute) # Additional SCM_I_GSC definitions are above. AC_SUBST([SCM_I_GSC_GUILE_DEBUG]) AC_SUBST([SCM_I_GSC_GUILE_DEBUG_FREELIST]) AC_SUBST([SCM_I_GSC_ENABLE_DEPRECATED]) AC_SUBST([SCM_I_GSC_ENABLE_ELISP]) AC_SUBST([SCM_I_GSC_HAVE_ARRAYS]) AC_SUBST([SCM_I_GSC_STACK_GROWS_UP]) AC_SUBST([SCM_I_GSC_C_INLINE]) AC_CONFIG_FILES([libguile/gen-scmconfig.h]) AC_CONFIG_FILES([ Makefile am/Makefile benchmark-suite/Makefile doc/Makefile doc/goops/Makefile doc/r5rs/Makefile doc/ref/Makefile doc/tutorial/Makefile examples/Makefile examples/box-dynamic-module/Makefile examples/box-dynamic/Makefile examples/box-module/Makefile examples/box/Makefile examples/modules/Makefile examples/safe/Makefile examples/scripts/Makefile guile-config/Makefile ice-9/Makefile ice-9/debugger/Makefile ice-9/debugger/breakpoints/Makefile lang/Makefile lang/elisp/Makefile lang/elisp/internals/Makefile lang/elisp/primitives/Makefile libguile-ltdl/Makefile libguile-ltdl/upstream/Makefile libguile/Makefile oop/Makefile oop/goops/Makefile scripts/Makefile srfi/Makefile test-suite/Makefile]) AC_CONFIG_FILES([check-guile], [chmod +x check-guile]) AC_CONFIG_FILES([benchmark-guile], [chmod +x benchmark-guile]) AC_CONFIG_FILES([guile-tools], [chmod +x guile-tools]) AC_CONFIG_FILES([pre-inst-guile], [chmod +x pre-inst-guile]) AC_CONFIG_FILES([libguile/guile-snarf], [chmod +x libguile/guile-snarf]) AC_CONFIG_FILES([libguile/guile-doc-snarf], [chmod +x libguile/guile-doc-snarf]) AC_CONFIG_FILES([libguile/guile-func-name-check], [chmod +x libguile/guile-func-name-check]) AC_CONFIG_FILES([libguile/guile-snarf-docs], [chmod +x libguile/guile-snarf-docs]) AC_OUTPUT dnl Local Variables: dnl comment-start: "dnl " dnl comment-end: "" dnl comment-start-skip: "\\bdnl\\b\\s *" dnl End: