locale/programs/xstrdup.c

   1 /* xstrdup.c -- copy a string with out of memory checking
   2    Copyright (C) 1990-2015 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published
   7    by the Free Software Foundation; version 2 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #ifdef HAVE_CONFIG_H
  19 # include <config.h>
  20 #endif
  21
  22 #if defined STDC_HEADERS || defined HAVE_STRING_H || _LIBC
  23 # include <string.h>
  24 #else
  25 # include <strings.h>
  26 #endif
  27 void *xmalloc (size_t n) __THROW;
  28 char *xstrdup (char *string) __THROW;
  29
  30 /* Return a newly allocated copy of STRING.  */
  31
  32 char *
  33 xstrdup (string)
  34      char *string;
  35 {
  36   return strcpy (xmalloc (strlen (string) + 1), string);
  37 }