f8fc2597e3
This is not acceptable for us. Instead, we patch to use libtool. The included test passes. Changes since 1.0.3: * Minor fixes. * Build library for GNU/Linux as PIC [**but we use libtool**] * New hook feature to enhance the internal I/O functions.
71 lines
2.3 KiB
Text
71 lines
2.3 KiB
Text
$NetBSD: patch-ac,v 1.1 2008/09/07 02:40:53 bjs Exp $
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--- aclocal.m4.orig 2008-09-06 22:03:58.000000000 -0400
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+++ aclocal.m4
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@@ -940,3 +940,66 @@ m4_include([m4/gnupg-pth.m4])
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m4_include([m4/onceonly.m4])
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m4_include([m4/socklen.m4])
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m4_include([m4/sys_socket_h.m4])
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+
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+# AC_USE_SYSTEM_EXTENSIONS
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+# ------------------------
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+# Enable extensions on systems that normally disable them,
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+# typically due to standards-conformance issues.
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+#
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+# Remember that #undef in AH_VERBATIM gets replaced with #define by
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+# AC_DEFINE. The goal here is to define all known feature-enabling
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+# macros, then, if reports of conflicts are made, disable macros that
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+# cause problems on some platforms (such as __EXTENSIONS__).
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+AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS],
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+[AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl
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+AC_BEFORE([$0], [AC_RUN_IFELSE])dnl
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+
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+ AC_CHECK_HEADER([minix/config.h], [MINIX=yes], [MINIX=])
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+ if test "$MINIX" = yes; then
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+ AC_DEFINE([_POSIX_SOURCE], [1],
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+ [Define to 1 if you need to in order for `stat' and other
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+ things to work.])
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+ AC_DEFINE([_POSIX_1_SOURCE], [2],
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+ [Define to 2 if the system does not provide POSIX.1 features
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+ except with this defined.])
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+ AC_DEFINE([_MINIX], [1],
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+ [Define to 1 if on MINIX.])
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+ fi
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+
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+ AH_VERBATIM([__EXTENSIONS__],
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+[/* Enable extensions on AIX 3, Interix. */
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+#ifndef _ALL_SOURCE
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+# undef _ALL_SOURCE
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+#endif
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+/* Enable GNU extensions on systems that have them. */
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+#ifndef _GNU_SOURCE
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+# undef _GNU_SOURCE
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+#endif
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+/* Enable threading extensions on Solaris. */
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+#ifndef _POSIX_PTHREAD_SEMANTICS
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+# undef _POSIX_PTHREAD_SEMANTICS
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+#endif
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+/* Enable extensions on HP NonStop. */
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+#ifndef _TANDEM_SOURCE
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+# undef _TANDEM_SOURCE
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+#endif
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+/* Enable general extensions on Solaris. */
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+#ifndef __EXTENSIONS__
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+# undef __EXTENSIONS__
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+#endif
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+])
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+ AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
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+ [ac_cv_safe_to_define___extensions__],
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+ [AC_COMPILE_IFELSE(
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+ [AC_LANG_PROGRAM([
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+# define __EXTENSIONS__ 1
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+ AC_INCLUDES_DEFAULT])],
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+ [ac_cv_safe_to_define___extensions__=yes],
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+ [ac_cv_safe_to_define___extensions__=no])])
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+ test $ac_cv_safe_to_define___extensions__ = yes &&
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+ AC_DEFINE([__EXTENSIONS__])
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+ AC_DEFINE([_ALL_SOURCE])
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+ AC_DEFINE([_GNU_SOURCE])
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+ AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
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+ AC_DEFINE([_TANDEM_SOURCE])
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+])# AC_USE_SYSTEM_EXTENSIONS
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