-# signalblocking.m4 serial 10
-dnl Copyright (C) 2001-2002, 2006-2010 Free Software Foundation, Inc.
+# signalblocking.m4 serial 14
+dnl Copyright (C) 2001-2002, 2006-2013 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_SIGNALBLOCKING],
[
AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
- signals_not_posix=
- AC_EGREP_HEADER([sigset_t], [signal.h], , [signals_not_posix=1])
- if test -z "$signals_not_posix"; then
+ AC_REQUIRE([gl_CHECK_TYPE_SIGSET_T])
+ if test $gl_cv_type_sigset_t = yes; then
AC_CHECK_FUNC([sigprocmask], [gl_cv_func_sigprocmask=1])
fi
if test -z "$gl_cv_func_sigprocmask"; then
HAVE_POSIX_SIGNALBLOCKING=0
- AC_LIBOBJ([sigprocmask])
- gl_PREREQ_SIGPROCMASK
fi
])
-# Prerequisites of the part of lib/signal.in.h and of lib/sigprocmask.c.
-AC_DEFUN([gl_PREREQ_SIGPROCMASK],
-[
- AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
- AC_CHECK_TYPES([sigset_t],
- [gl_cv_type_sigset_t=yes], [gl_cv_type_sigset_t=no],
- [#include <signal.h>
-/* Mingw defines sigset_t not in <signal.h>, but in <sys/types.h>. */
-#include <sys/types.h>])
- if test $gl_cv_type_sigset_t != yes; then
- HAVE_SIGSET_T=0
- fi
- dnl HAVE_SIGSET_T is 1 if the system lacks the sigprocmask function but has
- dnl the sigset_t type.
- AC_SUBST([HAVE_SIGSET_T])
-])
+# Prerequisites of lib/sigprocmask.c.
+AC_DEFUN([gl_PREREQ_SIGPROCMASK], [:])