X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fvasprintf.c;h=824707345a62da0680fee3090441a2e4097d51b1;hb=53ed71f6a1cc4207b1972b73e4b5e1e830c8119d;hp=bda9aa1b0f2bd812dd2477359fb08effc67dd334;hpb=e989260658cab39b391ef9dab1380024365332c8;p=gnulib.git

diff --git a/lib/vasprintf.c b/lib/vasprintf.c
index bda9aa1b0..824707345 100644
--- a/lib/vasprintf.c
+++ b/lib/vasprintf.c
@@ -1,5 +1,5 @@
 /* Formatted output to strings.
-   Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2002, 2006 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
@@ -13,20 +13,24 @@
 
    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.  */
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
 
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
 
 /* Specification.  */
 #include "vasprintf.h"
 
+#include <errno.h>
 #include <limits.h>
 #include <stdlib.h>
 
 #include "vasnprintf.h"
 
+/* Some systems, like OSF/1 4.0 and Woe32, don't have EOVERFLOW.  */
+#ifndef EOVERFLOW
+# define EOVERFLOW E2BIG
+#endif
+
 int
 vasprintf (char **resultp, const char *format, va_list args)
 {
@@ -34,11 +38,11 @@ vasprintf (char **resultp, const char *format, va_list args)
   char *result = vasnprintf (NULL, &length, format, args);
   if (result == NULL)
     return -1;
+
   if (length > INT_MAX)
     {
-      /* We could produce such a big string, but can't return its length
-	 as an 'int'.  */
       free (result);
+      errno = EOVERFLOW;
       return -1;
     }