empserver/src/lib/gen/getstarg.c

56 lines
1.7 KiB
C

/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* 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 2 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---
*
* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
* related information and legal notices. It is expected that any future
* projects/authors will amend these files as needed.
*
* ---
*
* getstarg.c: Get a string argument (ask if not there)
*
* Known contributors to this file:
*
*/
#include <config.h>
#include "misc.h"
#include "gen.h"
/*
* Get string argument.
* If INPUT is not empty, use it, else prompt for more input using PROMPT.
* Copy input to BUF[1024].
* Return BUF on success, else NULL.
*/
char *
getstarg(char *input, char *prompt, char *buf)
{
*buf = '\0';
if (input == 0 || *input == 0) {
if (getstring(prompt, buf) == 0)
return 0;
} else {
strcpy(buf, input);
}
return buf;
}