1 /* strdup.c -- return a newly allocated copy of a string 2 Copyright (C) 1990 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 16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ 17 18 #ifdef HAVE_CONFIG_H 19 #include <config.h> 20 #endif 21 22 #ifdef STDC_HEADERS 23 #include <string.h> 24 #include <stdlib.h> 25 #else 26 char *malloc (); 27 char *strcpy (); 28 #endif 29 30 /* Return a newly allocated copy of STR, 31 or 0 if out of memory. */ 32 33 char * 34 strdup (str) 35 const char *str; 36 { 37 char *newstr; 38 39 newstr = (char *) malloc (strlen (str) + 1); 40 if (newstr) 41 strcpy (newstr, str); 42 return newstr; 43 } 44