texinfo/lib/xstrdup.c

   1 /* xstrdup.c -- copy a string with out of memory checking
   2    Copyright (C) 1990, 1996 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 #if HAVE_CONFIG_H
  19 # include <config.h>
  20 #endif
  21
  22 #if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
  23 # include <string.h>
  24 #else
  25 # include <strings.h>
  26 #endif
  27
  28 #if defined (__STDC__) && __STDC__
  29 char *xmalloc (size_t);
  30 char *xstrdup (char *string);
  31 #else
  32 char *xmalloc ();
  33 #endif
  34
  35 /* Return a newly allocated copy of STRING.  */
  36
  37 char *
  38 xstrdup (string)
  39      char *string;
  40 {
  41   return strcpy (xmalloc (strlen (string) + 1), string);
  42 }