dnl configuration script for Guile
dnl Process this file with autoconf to produce configure.
dnl
-dnl Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+dnl Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
dnl
dnl This file is part of GUILE
dnl
#
#--------------------------------------------------------------------
-AC_ARG_ENABLE(dynamic-linking,
- [ --enable-dynamic-linking include support for dynamic linking],,
- enable_dynamic_linking=yes)
-
AC_ARG_ENABLE(guile-debug,
[ --enable-guile-debug include internal debugging functions],
if test "$enable_guile_debug" = y || test "$enable_guile_debug" = yes; then
AC_DEFINE(GUILE_DEBUG_FREELIST)
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)
+ fi)
+
AC_ARG_ENABLE(arrays,
[ --disable-arrays omit array and uniform array support],,
enable_arrays=yes)
enable_posix=yes)
AC_ARG_ENABLE(networking,
- [ --disable-net omit networking interfaces],,
+ [ --disable-networking omit networking interfaces],,
enable_networking=yes)
AC_ARG_ENABLE(regex,
AC_DEFINE(HAVE_NETWORKING)
fi
+if test "$enable_debug_malloc" = yes; then
+ LIBOBJS="$LIBOBJS debug-malloc.o"
+fi
+
#--------------------------------------------------------------------
+AC_LIBLTDL_CONVENIENCE
+AC_CONFIG_SUBDIRS(libltdl)
+
AC_PROG_CC
AC_PROG_CPP
+AC_LIBTOOL_DLOPEN
AC_AIX
AC_ISC_POSIX
AC_CHECK_LIB(socket, connect)
fi
-# Checks for dynamic linking
+# Check for dynamic linking
-if test "$enable_dynamic_linking" = "yes"; then
-
-AC_CHECK_LIB(dl,dlopen)
-if test "$ac_cv_lib_dl_dlopen" = "yes"; then
- AC_CHECK_FUNCS(dlopen)
+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 "$use_modules" != no; then
AC_DEFINE(DYNAMIC_LINKING)
-else
-AC_CHECK_LIB(dld,dld_link)
-if test "$ac_cv_lib_dld_dld_link" = "yes"; then
- AC_DEFINE(DYNAMIC_LINKING)
-else
-AC_CHECK_FUNCS(shl_load)
-if test "$ac_cv_func_shl_load" = "yes"; then
- AC_DEFINE(DYNAMIC_LINKING)
-else
-AC_CHECK_FUNCS(dlopen)
-if test "$ac_cv_func_dlopen" = "yes"; then
- AC_DEFINE(DYNAMIC_LINKING)
-fi
-fi
-fi
-fi
-
+ if test "$use_modules" = yes; then
+ DLPREOPEN="-dlpreopen force"
+ else
+ DLPREOPEN="-export-dynamic"
+ for module in $use_modules; do
+ DLPREOPEN="$DLPREOPEN -dlopen $module"
+ done
+ fi
fi
+AC_SUBST(INCLTDL)
+AC_SUBST(LIBLTDL)
+AC_SUBST(DLPREOPEN)
-GUILE_DLSYM_USCORE
-
-AC_CHECK_FUNCS(ctermid ftime getcwd geteuid gettimeofday lstat mkdir mknod nice readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction siginterrupt strftime strptime symlink sync tcgetpgrp tcsetpgrp times uname waitpid bzero strdup system usleep atexit on_exit)
+AC_CHECK_FUNCS(ctermid ftime fchown getcwd geteuid gettimeofday lstat mkdir mknod nice readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction siginterrupt strftime strptime symlink sync tcgetpgrp tcsetpgrp times uname waitpid bzero strdup system usleep atexit on_exit)
### Some systems don't declare some functions. On such systems, we
### need to at least provide our own K&R-style declarations.
dnl </GNU-WIN32 hacks>
+AC_MSG_CHECKING(whether localtime caches TZ)
+AC_CACHE_VAL(guile_cv_localtime_cache,
+[if test x$ac_cv_func_tzset = xyes; then
+AC_TRY_RUN([#include <time.h>
+#if STDC_HEADERS
+# include <stdlib.h>
+#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 $guile_cv_localtime_cache = yes; then
+ AC_DEFINE(LOCALTIME_CACHE)
+fi
+
dnl Test whether system calls are restartable by default on the
dnl current system. If they are not, we put a loop around every system
dnl call to check for EINTR (see SCM_SYSCALL) and do not attempt to
AC_DEFINE(HAVE_STRUCT_LINGER)
fi
+
+AC_MSG_CHECKING(for struct timespec)
+AC_CACHE_VAL(scm_cv_struct_timespec,
+ AC_TRY_COMPILE([
+#include <time.h>],
+ [struct timespec t; t.tv_nsec = 100],
+ scm_cv_struct_timespec="yes",
+ scm_cv_struct_timespec="no"))
+AC_MSG_RESULT($scm_cv_struct_timespec)
+if test $scm_cv_struct_timespec = yes; then
+ AC_DEFINE(HAVE_STRUCT_TIMESPEC)
+fi
+
#--------------------------------------------------------------------
#
# Flags for thread support
## Bring in scm_internal_select, if appropriate.
if test $ac_cv_func_gettimeofday = yes &&
test $ac_cv_func_select = yes; then
- LIBOBJS="$LIBOBJS iselect.o"
AC_DEFINE(GUILE_ISELECT, 1)
fi
+
+ ## Workaround for linuxthreads (currently disabled)
+ if test $host_os = linux-gnu; then
+ AC_DEFINE(GUILE_PTHREAD_COMPAT, 1)
+ AC_CHECK_LIB(pthread, main)
+ fi
fi
## If we're using GCC, ask for aggressive warnings.
AC_SUBST(GUILE_MAJOR_VERSION)
AC_SUBST(GUILE_MINOR_VERSION)
AC_SUBST(GUILE_VERSION)
+AC_SUBST(LIBGUILE_MAJOR_VERSION)
+AC_SUBST(LIBGUILE_MINOR_VERSION)
+AC_SUBST(LIBGUILE_REVISION_VERSION)
+AC_SUBST(LIBGUILE_VERSION)
dnl Tell guile-config what flags guile users should link against.
GUILE_LIBS="$LDFLAGS $THREAD_LIBS_INSTALLED $LIBS"
AC_SUBST(AWK)
AC_SUBST(LIBLOBJS)
-AC_OUTPUT([Makefile libguile/Makefile libguile/guile-snarf libguile/guile-doc-snarf libguile/versiondat.h ice-9/Makefile qt/Makefile qt/qt.h qt/md/Makefile qt/time/Makefile guile-config/Makefile doc/Makefile], [chmod +x libguile/guile-snarf; chmod +x libguile/guile-doc-snarf])
+AC_OUTPUT([Makefile libguile/Makefile libguile/guile-snarf libguile/guile-doc-snarf libguile/guile-func-name-check libguile/guile-snarf.awk libguile/versiondat.h ice-9/Makefile qt/Makefile qt/qt.h qt/md/Makefile qt/time/Makefile guile-config/Makefile doc/Makefile], [chmod +x libguile/guile-snarf libguile/guile-doc-snarf libguile/guile-func-name-check])
dnl Local Variables:
dnl comment-start: "dnl "