1# raise.m4 serial 3
2dnl Copyright (C) 2011-2012 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_FUNC_RAISE],
8[
9  AC_REQUIRE([gl_SIGNAL_H_DEFAULTS])
10  AC_REQUIRE([AC_CANONICAL_HOST])
11  AC_REQUIRE([gl_MSVC_INVAL])
12  AC_CHECK_FUNCS([raise])
13  if test $ac_cv_func_raise = no; then
14    HAVE_RAISE=0
15  else
16    if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
17      REPLACE_RAISE=1
18    fi
19    m4_ifdef([gl_SIGNALBLOCKING], [
20      gl_SIGNALBLOCKING
21      if test $HAVE_POSIX_SIGNALBLOCKING = 0; then
22        m4_ifdef([gl_SIGNAL_SIGPIPE], [
23          gl_SIGNAL_SIGPIPE
24          if test $gl_cv_header_signal_h_SIGPIPE != yes; then
25            REPLACE_RAISE=1
26          fi
27        ], [:])
28      fi
29    ])
30  fi
31])
32
33# Prerequisites of lib/raise.c.
34AC_DEFUN([gl_PREREQ_RAISE], [:])
35