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# ===========================================================================
# https://www.gnu.org/software/autoconf-archive/ax_check_sys_siglist.html
# ===========================================================================
#
# SYNOPSIS
#
# AX_CHECK_SYS_SIGLIST
#
# DESCRIPTION
#
# Check for existence of global sys_siglist[].
#
# LICENSE
#
# Copyright (c) 2008 Bruce Korb <bkorb@gnu.org>
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
# and this notice are preserved. This file is offered as-is, without any
# warranty.
#serial 7
AU_ALIAS([AG_CHECK_SYS_SIGLIST], [AX_CHECK_SYS_SIGLIST])
AC_DEFUN([AX_CHECK_SYS_SIGLIST],[
AC_MSG_CHECKING([whether there is a global text array sys_siglist])
AC_CACHE_VAL([ax_cv_sys_siglist],[
AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <signal.h>
int main() {
const char* pz = sys_siglist[1];
return (pz != 0) ? 0 : 1; }]])],[ax_cv_sys_siglist=yes],[ax_cv_sys_siglist=no],[ax_cv_sys_siglist=no]
) # end of TRY_RUN]) # end of CACHE_VAL
AC_MSG_RESULT([$ax_cv_sys_siglist])
if test x$ax_cv_sys_siglist = xyes
then
AC_DEFINE(HAVE_SYS_SIGLIST, 1,
[Define this if there is a global text array sys_siglist])
NEED_SYS_SIGLIST=false
else
NEED_SYS_SIGLIST=true
fi
AC_SUBST(NEED_SYS_SIGLIST)
]) # end of AC_DEFUN of AX_CHECK_SYS_SIGLIST
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