diff options
Diffstat (limited to 'lib/gl/snprintf.c')
-rw-r--r-- | lib/gl/snprintf.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/lib/gl/snprintf.c b/lib/gl/snprintf.c deleted file mode 100644 index d9207a8e6e..0000000000 --- a/lib/gl/snprintf.c +++ /dev/null @@ -1,72 +0,0 @@ -/* Formatted output to strings. - Copyright (C) 2004, 2006-2010 Free Software Foundation, Inc. - Written by Simon Josefsson and Paul Eggert. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1, 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 Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser 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. */ - -#include <config.h> - -/* Specification. */ -#include <stdio.h> - -#include <errno.h> -#include <limits.h> -#include <stdarg.h> -#include <stdlib.h> -#include <string.h> - -#include "vasnprintf.h" - -/* Print formatted output to string STR. Similar to sprintf, but - additional length SIZE limit how much is written into STR. Returns - string length of formatted string (which may be larger than SIZE). - STR may be NULL, in which case nothing will be written. On error, - return a negative value. */ -int -snprintf (char *str, size_t size, const char *format, ...) -{ - char *output; - size_t len; - size_t lenbuf = size; - va_list args; - - va_start (args, format); - output = vasnprintf (str, &lenbuf, format, args); - len = lenbuf; - va_end (args); - - if (!output) - return -1; - - if (output != str) - { - if (size) - { - size_t pruned_len = (len < size ? len : size - 1); - memcpy (str, output, pruned_len); - str[pruned_len] = '\0'; - } - - free (output); - } - - if (INT_MAX < len) - { - errno = EOVERFLOW; - return -1; - } - - return len; -} |