mirror of
				https://github.com/asterisk/asterisk.git
				synced 2025-10-31 02:37:10 +00:00 
			
		
		
		
	https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r151240 | kpfleming | 2008-10-20 07:45:56 +0300 (Mon, 20 Oct 2008) | 3 lines break up acinclude.m4 into individual files, which will make it easier to maintain, easier to add new macros (less patching) and will ease maintenance of these macros across Asterisk branches ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@151242 65c4cc65-6c06-0410-ace0-fbb531ad65f3
		
			
				
	
	
		
			60 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| # AST_FUNC_FORK
 | |
| # -------------
 | |
| AN_FUNCTION([fork],  [AST_FUNC_FORK])
 | |
| AN_FUNCTION([vfork], [AST_FUNC_FORK])
 | |
| AC_DEFUN([AST_FUNC_FORK],
 | |
| [AC_REQUIRE([AC_TYPE_PID_T])dnl
 | |
| AC_CHECK_HEADERS(vfork.h)
 | |
| AC_CHECK_FUNCS(fork vfork)
 | |
| if test "x$ac_cv_func_fork" = xyes; then
 | |
|   _AST_FUNC_FORK
 | |
| else
 | |
|   ac_cv_func_fork_works=$ac_cv_func_fork
 | |
| fi
 | |
| if test "x$ac_cv_func_fork_works" = xcross; then
 | |
|   case $host in
 | |
|     *-*-amigaos* | *-*-msdosdjgpp* | *-*-uclinux* | *-*-linux-uclibc* )
 | |
|       # Override, as these systems have only a dummy fork() stub
 | |
|       ac_cv_func_fork_works=no
 | |
|       ;;
 | |
|     *)
 | |
|       ac_cv_func_fork_works=yes
 | |
|       ;;
 | |
|   esac
 | |
|   AC_MSG_WARN([result $ac_cv_func_fork_works guessed because of cross compilation])
 | |
| fi
 | |
| ac_cv_func_vfork_works=$ac_cv_func_vfork
 | |
| if test "x$ac_cv_func_vfork" = xyes; then
 | |
|   _AC_FUNC_VFORK
 | |
| fi;
 | |
| if test "x$ac_cv_func_fork_works" = xcross; then
 | |
|   ac_cv_func_vfork_works=$ac_cv_func_vfork
 | |
|   AC_MSG_WARN([result $ac_cv_func_vfork_works guessed because of cross compilation])
 | |
| fi
 | |
| 
 | |
| if test "x$ac_cv_func_vfork_works" = xyes; then
 | |
|   AC_DEFINE(HAVE_WORKING_VFORK, 1, [Define to 1 if `vfork' works.])
 | |
| else
 | |
|   AC_DEFINE(vfork, fork, [Define as `fork' if `vfork' does not work.])
 | |
| fi
 | |
| if test "x$ac_cv_func_fork_works" = xyes; then
 | |
|   AC_DEFINE(HAVE_WORKING_FORK, 1, [Define to 1 if `fork' works.])
 | |
| fi
 | |
| ])# AST_FUNC_FORK
 | |
| 
 | |
| 
 | |
| # _AST_FUNC_FORK
 | |
| # -------------
 | |
| AC_DEFUN([_AST_FUNC_FORK],
 | |
|   [AC_CACHE_CHECK(for working fork, ac_cv_func_fork_works,
 | |
|     [AC_RUN_IFELSE(
 | |
|       [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
 | |
| 	[
 | |
| 	  /* By Ruediger Kuhlmann. */
 | |
| 	  return fork () < 0;
 | |
| 	])],
 | |
|       [ac_cv_func_fork_works=yes],
 | |
|       [ac_cv_func_fork_works=no],
 | |
|       [ac_cv_func_fork_works=cross])])]
 | |
| )# _AST_FUNC_FORK
 |