pipe2: decouple from binary-io a bit

[gnulib.git] / lib / unistd-safer.h

diff --git a/lib/unistd-safer.h b/lib/unistd-safer.h
index 1b6a0f7..5c2b55a 100644 (file)
--- a/lib/unistd-safer.h
+++ b/lib/unistd-safer.h
@@ -1,9 +1,31 @@
-#ifndef PARAMS
-# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
-#  define PARAMS(Args) Args
-# else
-#  define PARAMS(Args) ()
-# endif
+/* Invoke unistd-like functions, but avoid some glitches.
+
+   Copyright (C) 2001, 2003, 2005, 2009-2013 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* Written by Paul Eggert and Eric Blake.  */
+
+int dup_safer (int);
+int fd_safer (int);
+int pipe_safer (int[2]);
+
+#if GNULIB_FD_SAFER_FLAG
+int dup_safer_flag (int, int);
+int fd_safer_flag (int, int);
 #endif
 
-int dup_safer PARAMS ((int));
+#if GNULIB_PIPE2_SAFER
+int pipe2_safer (int[2], int);
+#endif