X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fpipe.c;h=f10cc95fe51f1eaa65d8e38b15e5d4992f2db6f2;hb=2c18ba6d7d4466fb2f312c16e3b3f2b280bf5b58;hp=7623e69a146cd6fec4916219e8857565c3ed5b06;hpb=2306ca2f8c0498f1c576ac53feaca869167d8220;p=gnulib.git

diff --git a/lib/pipe.c b/lib/pipe.c
index 7623e69a1..f10cc95fe 100644
--- a/lib/pipe.c
+++ b/lib/pipe.c
@@ -1,11 +1,11 @@
 /* Creation of subprocesses, communicating via pipes.
-   Copyright (C) 2001-2004 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2006-2007 Free Software Foundation, Inc.
    Written by Bruno Haible <haible@clisp.cons.org>, 2001.
 
-   This program is free software; you can redistribute it and/or modify
+   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 2, or (at your option)
-   any later version.
+   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
@@ -13,13 +13,10 @@
    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, write to the Free Software Foundation,
-   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include <config.h>
 
 /* Specification.  */
 #include "pipe.h"
@@ -28,13 +25,9 @@
 #include <fcntl.h>
 #include <stdlib.h>
 #include <signal.h>
-
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
+#include <unistd.h>
 
 #include "error.h"
-#include "exit.h"
 #include "fatal-signal.h"
 #include "wait-process.h"
 #include "gettext.h"
@@ -50,17 +43,17 @@
 #else
 
 /* Unix API.  */
-# ifdef HAVE_POSIX_SPAWN
+# if HAVE_POSIX_SPAWN
 #  include <spawn.h>
 # else
-#  ifdef HAVE_VFORK_H
+#  if HAVE_VFORK_H
 #   include <vfork.h>
 #  endif
 # endif
 
 #endif
 
-#ifndef HAVE_ENVIRON_DECL
+#if ! HAVE_ENVIRON_DECL
 extern char **environ;
 #endif
 
@@ -74,6 +67,11 @@ extern char **environ;
 # define STDERR_FILENO 2
 #endif
 
+/* The results of open() in this file are not used with fchdir,
+   therefore save some unnecessary work in fchdir.c.  */
+#undef open
+#undef close
+
 
 #ifdef EINTR