-# sigaction.m4 serial 3
+# sigaction.m4 serial 4
dnl Copyright (C) 2008 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
AC_REQUIRE([AC_C_RESTRICT])
AC_REQUIRE([AC_TYPE_UID_T])
+ AC_REQUIRE([gl_PREREQ_SIG_HANDLER_H])
AC_CHECK_FUNCS_ONCE([sigaltstack siginterrupt])
AC_CHECK_TYPES([siginfo_t], [], [], [[
#include <signal.h>
AC_DEFUN([gl_PREREQ_SIG_HANDLER_H],
[
AC_REQUIRE([AC_C_INLINE])
- :
+ AC_CHECK_MEMBERS([struct sigaction.sa_sigaction], , ,
+ [[#include <signal.h>]])
+ if test $ac_cv_member_struct_sigaction_sa_sigaction = no; then
+ HAVE_STRUCT_SIGACTION_SA_SIGACTION=0
+ AC_SUBST([HAVE_STRUCT_SIGACTION_SA_SIGACTION])
+ fi
])