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Subject: Patch 7.4.505

Fcc: outbox

From: Bram Moolenaar <Bram@moolenaar.net>

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------------

Patch 7.4.505

Problem:    On MS-Windows when 'encoding' is a double-byte encoding a file

	    name longer than MAX_PATH bytes but shorter than that in

	    characters causes problems.

Solution:   Fail on file names longer than MAX_PATH bytes. (Ken Takata)

Files:	    src/os_win32.c

*** ../vim-7.4.504/src/os_win32.c	2014-10-16 16:16:33.970230873 +0200

--- src/os_win32.c	2014-11-05 18:32:54.624402126 +0100

***************

*** 6139,6144 ****

--- 6139,6151 ----

      }

  # endif

+     /* open() can open a file which name is longer than _MAX_PATH bytes

+      * and shorter than _MAX_PATH characters successfully, but sometimes it

+      * causes unexpected error in another part. We make it an error explicitly

+      * here. */

+     if (strlen(name) >= _MAX_PATH)

+ 	return -1;

+ 

      return open(name, flags, mode);

  }

***************

*** 6188,6193 ****

--- 6195,6207 ----

  	 * the _wfopen() fails for missing wide functions. */

      }

+     /* fopen() can open a file which name is longer than _MAX_PATH bytes

+      * and shorter than _MAX_PATH characters successfully, but sometimes it

+      * causes unexpected error in another part. We make it an error explicitly

+      * here. */

+     if (strlen(name) >= _MAX_PATH)

+ 	return NULL;

+ 

      return fopen(name, mode);

  }

  #endif

*** ../vim-7.4.504/src/version.c	2014-11-05 18:18:13.156423366 +0100

--- src/version.c	2014-11-05 18:33:06.684401835 +0100

***************

*** 743,744 ****

--- 743,746 ----

  {   /* Add new patch number below this line */

+ /**/

+     505,

  /**/

-- 

5 out of 4 people have trouble with fractions.

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\

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