Macro: ag_check_sys_siglist

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# ag_check_sys_siglist

## Synopsis

`AG_CHECK_SYS_SIGLIST`

## Version

1.1 (2001/11/11) bkorb @ ac-archive-0.5.32

## Author

autogen.sf.net is a project of Bruce Korb <bkorb@gnu.org>

## Description

Check that the POSIX compliant regular expression compiler is available in the POSIX specified manner, and it works.

## M4 Source Code

    AC_DEFUN(AG_CHECK_SYS_SIGLIST,[
      AC_MSG_CHECKING([whether there is a global text array sys_siglist])
      AC_CACHE_VAL([ag_cv_sys_siglist],[
      AC_TRY_RUN([#include <signal.h>
    int main() {
      const char* pz = sys_siglist[1];
      return (pz != 0) ? 0 : 1; }],[ag_cv_sys_siglist=yes],[ag_cv_sys_siglist=no],[ag_cv_sys_siglist=no]
               ) # end of TRY_RUN]) # end of CACHE_VAL

     AC_MSG_RESULT([$ag_cv_sys_siglist])
     if test x$ag_cv_sys_siglist = xyes
     then
       AC_DEFINE(HAVE_SYS_SIGLIST, 1,
          [Define this if there is a global text array sys_siglist])
     fi
     ]) # end of AC_DEFUN