/* Formatted output to strings.
- Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2002, 2006-2013 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
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. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
/* Specification. */
-#include "vasprintf.h"
+#ifdef IN_LIBASPRINTF
+# include "vasprintf.h"
+#else
+# include <stdio.h>
+#endif
+#include <errno.h>
+#include <limits.h>
#include <stdlib.h>
#include "vasnprintf.h"
if (result == NULL)
return -1;
+ if (length > INT_MAX)
+ {
+ free (result);
+ errno = EOVERFLOW;
+ return -1;
+ }
+
*resultp = result;
- /* Return the number of resulting bytes, excluding the trailing NUL.
- If it wouldn't fit in an 'int', vasnprintf() would have returned NULL
- and set errno to EOVERFLOW. */
+ /* Return the number of resulting bytes, excluding the trailing NUL. */
return length;
}