popen-safer: prevent popen from clobbering std descriptors

[gnulib.git] / m4 / stdio-safer.m4

diff --git a/m4/stdio-safer.m4 b/m4/stdio-safer.m4
index 3d71452..9f9d7cc 100644 (file)
--- a/m4/stdio-safer.m4
+++ b/m4/stdio-safer.m4
@@ -1,5 +1,5 @@
-#serial 10
-dnl Copyright (C) 2002, 2005-2007 Free Software Foundation, Inc.
+#serial 11
+dnl Copyright (C) 2002, 2005-2007, 2009 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.
@@ -9,6 +9,11 @@ AC_DEFUN([gl_FOPEN_SAFER],
   AC_LIBOBJ([fopen-safer])
 ])
 
+AC_DEFUN([gl_POPEN_SAFER],
+[
+  AC_LIBOBJ([popen-safer])
+])
+
 AC_DEFUN([gl_TMPFILE_SAFER],
 [
   AC_LIBOBJ([tmpfile-safer])