blob: 65bd64277cff743b9121aab65b2a4aebaebea792 [file] [log] [blame]
Patrick Williamsc124f4f2015-09-15 14:41:29 -05001Upstream-Status: Inappropriate [legacy version]
2
3the old AC_USE_SYSTEM_EXTENSIONS won't work with AC_GNU_SOURCE
4
5against 4.2.31
607/08/2010 - qhe
7
8diff --git a/gnulib/m4/extensions.m4 b/gnulib/m4/extensions.m4
9index 143a9e5..0f27ceb 100644
10--- a/gnulib/m4/extensions.m4
11+++ b/gnulib/m4/extensions.m4
12@@ -12,44 +12,6 @@
13 # enough in this area it's likely we'll need to redefine
14 # AC_USE_SYSTEM_EXTENSIONS for quite some time.
15
16-# AC_USE_SYSTEM_EXTENSIONS
17-# ------------------------
18-# Enable extensions on systems that normally disable them,
19-# typically due to standards-conformance issues.
20-AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS],
21-[
22- AC_BEFORE([$0], [AC_COMPILE_IFELSE])
23- AC_BEFORE([$0], [AC_RUN_IFELSE])
24-
25- AC_REQUIRE([AC_GNU_SOURCE])
26- AC_REQUIRE([AC_AIX])
27- AC_REQUIRE([AC_MINIX])
28-
29- AH_VERBATIM([__EXTENSIONS__],
30-[/* Enable extensions on Solaris. */
31-#ifndef __EXTENSIONS__
32-# undef __EXTENSIONS__
33-#endif
34-#ifndef _POSIX_PTHREAD_SEMANTICS
35-# undef _POSIX_PTHREAD_SEMANTICS
36-#endif
37-#ifndef _TANDEM_SOURCE
38-# undef _TANDEM_SOURCE
39-#endif])
40- AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
41- [ac_cv_safe_to_define___extensions__],
42- [AC_COMPILE_IFELSE(
43- [AC_LANG_PROGRAM([
44-# define __EXTENSIONS__ 1
45- AC_INCLUDES_DEFAULT])],
46- [ac_cv_safe_to_define___extensions__=yes],
47- [ac_cv_safe_to_define___extensions__=no])])
48- test $ac_cv_safe_to_define___extensions__ = yes &&
49- AC_DEFINE([__EXTENSIONS__])
50- AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
51- AC_DEFINE([_TANDEM_SOURCE])
52-])
53-
54 # gl_USE_SYSTEM_EXTENSIONS
55 # ------------------------
56 # Enable extensions on systems that normally disable them,