| Upstream-Status: Inappropriate [legacy version] |
| |
| the old AC_USE_SYSTEM_EXTENSIONS won't work with AC_GNU_SOURCE |
| |
| against 4.2.31 |
| 07/08/2010 - qhe |
| |
| diff --git a/gnulib/m4/extensions.m4 b/gnulib/m4/extensions.m4 |
| index 143a9e5..0f27ceb 100644 |
| --- a/gnulib/m4/extensions.m4 |
| +++ b/gnulib/m4/extensions.m4 |
| @@ -12,44 +12,6 @@ |
| # enough in this area it's likely we'll need to redefine |
| # AC_USE_SYSTEM_EXTENSIONS for quite some time. |
| |
| -# AC_USE_SYSTEM_EXTENSIONS |
| -# ------------------------ |
| -# Enable extensions on systems that normally disable them, |
| -# typically due to standards-conformance issues. |
| -AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS], |
| -[ |
| - AC_BEFORE([$0], [AC_COMPILE_IFELSE]) |
| - AC_BEFORE([$0], [AC_RUN_IFELSE]) |
| - |
| - AC_REQUIRE([AC_GNU_SOURCE]) |
| - AC_REQUIRE([AC_AIX]) |
| - AC_REQUIRE([AC_MINIX]) |
| - |
| - AH_VERBATIM([__EXTENSIONS__], |
| -[/* Enable extensions on Solaris. */ |
| -#ifndef __EXTENSIONS__ |
| -# undef __EXTENSIONS__ |
| -#endif |
| -#ifndef _POSIX_PTHREAD_SEMANTICS |
| -# undef _POSIX_PTHREAD_SEMANTICS |
| -#endif |
| -#ifndef _TANDEM_SOURCE |
| -# undef _TANDEM_SOURCE |
| -#endif]) |
| - AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__], |
| - [ac_cv_safe_to_define___extensions__], |
| - [AC_COMPILE_IFELSE( |
| - [AC_LANG_PROGRAM([ |
| -# define __EXTENSIONS__ 1 |
| - AC_INCLUDES_DEFAULT])], |
| - [ac_cv_safe_to_define___extensions__=yes], |
| - [ac_cv_safe_to_define___extensions__=no])]) |
| - test $ac_cv_safe_to_define___extensions__ = yes && |
| - AC_DEFINE([__EXTENSIONS__]) |
| - AC_DEFINE([_POSIX_PTHREAD_SEMANTICS]) |
| - AC_DEFINE([_TANDEM_SOURCE]) |
| -]) |
| - |
| # gl_USE_SYSTEM_EXTENSIONS |
| # ------------------------ |
| # Enable extensions on systems that normally disable them, |