Files
sudo/strdup.c
1994-08-08 04:41:20 +00:00

80 lines
2.0 KiB
C

/*
* CU sudo version 1.3.1 (based on Root Group sudo version 1.1)
*
* This software comes with no waranty whatsoever, use at your own risk.
*
* Please send bugs, changes, problems to sudo-bugs.cs.colorado.edu
*
*/
/*
* sudo version 1.1 allows users to execute commands as root
* Copyright (C) 1991 The Root Group, 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
* the Free Software Foundation; either version 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 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*******************************************************************
*
* This module contains strdup() for those systems without it.
*
* Jeff Nieusma Thu Mar 21 23:11:23 MST 1991
*/
#ifndef lint
static char rcsid[] = "$Id$";
#endif /* lint */
#include "config.h"
#include <stdio.h>
#ifdef STDC_HEADERS
#include <stdlib.h>
#endif /* STDC_HEADERS */
#ifdef HAVE_STRING_H
#include <string.h>
#endif /* HAVE_STRING_H */
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif /* HAVE_STRINGS_H */
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif /* HAVE_MALLOC_H */
#ifndef STDC_HEADERS
extern char *malloc __P((size_t));
extern char *strcpy __P((char *, const char *));
#endif /* !STDC_HEADERS */
/******************************************************************
*
* strdup()
*
* this function returns a pointer a string copied into
* a malloc()ed buffer
*/
char * strdup(s1)
const char * s1;
{
register char * s;
if ((s = (char *) malloc(strlen(s1) + 1)) == NULL)
return(NULL);
(void) strcpy(s, s1);
return(s);
}