X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fopen.m4;h=690cc648d0730279909b28b14f9c504a5ca33999;hb=acb9956a60a6bab2bcd22139d7e79140f28a9b18;hp=bfebdab7b6c691fbc88136ece812e5bac99b5fb9;hpb=d60f3b0c6b0f93a601acd1cfd3923f94ca05abb0;p=gnulib.git

diff --git a/m4/open.m4 b/m4/open.m4
index bfebdab7b..690cc648d 100644
--- a/m4/open.m4
+++ b/m4/open.m4
@@ -1,4 +1,4 @@
-# open.m4 serial 11
+# open.m4 serial 12
 dnl Copyright (C) 2007-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -62,6 +62,15 @@ changequote([,])dnl
       esac
       ;;
   esac
+  dnl Replace open() for supporting the gnulib-defined O_NONBLOCK flag.
+  m4_ifdef([gl_NONBLOCKING_IO], [
+    if test $REPLACE_OPEN = 0; then
+      gl_NONBLOCKING_IO
+      if test $gl_cv_have_open_O_NONBLOCK != yes; then
+        gl_REPLACE_OPEN
+      fi
+    fi
+  ])
 ])
 
 AC_DEFUN([gl_REPLACE_OPEN],