Imported Upstream version 1.4

[debian/gzip] / lib / chdir-long.h

diff --git a/lib/chdir-long.h b/lib/chdir-long.h
new file mode 100644 (file)
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--- /dev/null
+++ b/lib/chdir-long.h
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+/* provide a chdir function that tries not to fail due to ENAMETOOLONG
+   Copyright (C) 2004-2005, 2009-2010 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 Jim Meyering.  */
+
+#include <unistd.h>
+#include <limits.h>
+
+#ifndef PATH_MAX
+# ifdef MAXPATHLEN
+#  define PATH_MAX MAXPATHLEN
+# endif
+#endif
+
+/* On systems without PATH_MAX, presume that chdir accepts
+   arbitrarily long directory names.  */
+#ifndef PATH_MAX
+# define chdir_long(Dir) chdir (Dir)
+#else
+int chdir_long (char *dir);
+#endif