X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fpathmax.h;h=5793e46d7decdec5219f8158a5a110c0fe1c3b37;hb=ca369c8d661a10d8a0ae3d712e7dfa91664921f1;hp=a1e458c12a5284f00de2a689044bcbf3e1e2e244;hpb=6310fc6d3e3f086e825cbd6f53950fbdc1ac7b42;p=gnulib.git

diff --git a/lib/pathmax.h b/lib/pathmax.h
index a1e458c12..5793e46d7 100644
--- a/lib/pathmax.h
+++ b/lib/pathmax.h
@@ -1,5 +1,5 @@
 /* Define PATH_MAX somehow.  Requires sys/types.h.
-   Copyright (C) 1992, 1999, 2001, 2003, 2005, 2009-2011 Free Software
+   Copyright (C) 1992, 1999, 2001, 2003, 2005, 2009-2013 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
@@ -13,8 +13,7 @@
    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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program; if not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef _PATHMAX_H
 # define _PATHMAX_H
@@ -66,4 +65,19 @@
 #  define PATH_MAX 1024
 # endif
 
+# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+/* The page "Naming Files, Paths, and Namespaces" on msdn.microsoft.com,
+   section "Maximum Path Length Limitation",
+   <http://msdn.microsoft.com/en-us/library/aa365247(v=vs.85).aspx#maxpath>
+   explains that the maximum size of a filename, including the terminating
+   NUL byte, is 260 = 3 + 256 + 1.
+   This is the same value as
+     - FILENAME_MAX in <stdio.h>,
+     - _MAX_PATH in <stdlib.h>,
+     - MAX_PATH in <windef.h>.
+   Undefine the original value, because mingw's <limits.h> gets it wrong.  */
+#  undef PATH_MAX
+#  define PATH_MAX 260
+# endif
+
 #endif /* _PATHMAX_H */