autoupdate

[gnulib.git] / m4 / raise.m4

diff --git a/m4/raise.m4 b/m4/raise.m4
index 977e3d9..7df3317 100644 (file)
--- a/m4/raise.m4
+++ b/m4/raise.m4
@@ -1,5 +1,5 @@
-# raise.m4 serial 1
-dnl Copyright (C) 2011 Free Software Foundation, Inc.
+# raise.m4 serial 3
+dnl Copyright (C) 2011-2013 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.
@@ -16,10 +16,19 @@ AC_DEFUN([gl_FUNC_RAISE],
     if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
       REPLACE_RAISE=1
     fi
+    m4_ifdef([gl_SIGNALBLOCKING], [
+      gl_SIGNALBLOCKING
+      if test $HAVE_POSIX_SIGNALBLOCKING = 0; then
+        m4_ifdef([gl_SIGNAL_SIGPIPE], [
+          gl_SIGNAL_SIGPIPE
+          if test $gl_cv_header_signal_h_SIGPIPE != yes; then
+            REPLACE_RAISE=1
+          fi
+        ], [:])
+      fi
+    ])
   fi
 ])
 
 # Prerequisites of lib/raise.c.
-AC_DEFUN([gl_PREREQ_RAISE], [
-  AC_REQUIRE([AC_C_INLINE])
-])
+AC_DEFUN([gl_PREREQ_RAISE], [:])