/[m4]/m4/gnulib/acm4/extensions.m4
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revision 1.1 by gary, Tue Oct 7 14:10:10 2003 UTC revision 1.2 by gary, Thu Nov 13 12:05:57 2003 UTC
# Line 1  Line 1 
1    # Enable extensions on systems that normally disable them.
2    
3    # Copyright (C) 2003 Free Software Foundation, Inc.
4    
5    # This file is free software, distributed under the terms of the GNU
6    # General Public License.  As a special exception to the GNU General
7    # Public License, this file may be distributed as part of a program
8    # that contains a configuration script generated by Autoconf, under
9    # the same distribution terms as the rest of that program.
10    
11  # gl_USE_SYSTEM_EXTENSIONS  # gl_USE_SYSTEM_EXTENSIONS
12  # ------------------------  # ------------------------
13  # Enable extensions on systems that normally disable them,  # Enable extensions on systems that normally disable them,
14  # typically due to standards-conformance issues.  # typically due to standards-conformance issues.
15  AC_DEFUN([gl_USE_SYSTEM_EXTENSIONS], [  AC_DEFUN([gl_USE_SYSTEM_EXTENSIONS], [
16      AC_BEFORE([$0], [AC_COMPILE_IFELSE])
17      AC_BEFORE([$0], [AC_RUN_IFELSE])
18    
19    AC_REQUIRE([AC_GNU_SOURCE])    AC_REQUIRE([AC_GNU_SOURCE])
20      AC_REQUIRE([AC_AIX])
21      AC_REQUIRE([AC_MINIX])
22    
23    AH_VERBATIM([__EXTENSIONS__],    AH_VERBATIM([__EXTENSIONS__],
24  [/* Enable extensions on Solaris.  */  [/* Enable extensions on Solaris.  */
25  #ifndef __EXTENSIONS__  #ifndef __EXTENSIONS__
26  # undef __EXTENSIONS__  # undef __EXTENSIONS__
27  #endif])  #endif])
   AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl  
   AC_BEFORE([$0], [AC_RUN_IFELSE])dnl  
28    AC_DEFINE([__EXTENSIONS__])    AC_DEFINE([__EXTENSIONS__])
29  ])  ])

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