Files
openNDS/src/commandline.c
Rob White 39130d485f Bump to 10.3.1 for release
Signed-off-by: Rob White <rob@blue-wave.net>
2025-03-05 15:53:13 +00:00

108 lines
3.0 KiB
C

/********************************************************************\
* 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, contact: *
* *
* Free Software Foundation Voice: +1-617-542-5942 *
* 59 Temple Place - Suite 330 Fax: +1-617-542-2652 *
* Boston, MA 02111-1307, USA gnu@gnu.org *
* *
\********************************************************************/
/** @file commandline.c
@brief Command line argument handling
@author Copyright (C) 2004 Philippe April <papril777@yahoo.com>
@author Copyright (C) 2015-2025 Modifications and additions by BlueWave Projects and Services <opennds@blue-wave.net>
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <syslog.h>
#include <sys/stat.h>
#include "debug.h"
#include "safe.h"
#include "conf.h"
#include "util.h"
static void usage(void);
/** @internal
* @brief Print usage
*
* Prints usage, called when opennds is run with -h or with an unknown option
*/
static void
usage(void)
{
printf("Usage: opennds [options]\n"
"\n"
" -f Run in foreground\n"
" -b Run in background\n"
" -s Log to syslog\n"
" -h Print this help\n"
" -v Print version\n"
"\n"
);
}
/** Parse the command line and set configuration values
*/
void parse_commandline(int argc, char **argv)
{
int ret;
int i = 1;
s_config *config = config_get_config();
if (argc <= i) {
usage();
exit(1);
} else if (strcmp(argv[i], "-f") == 0) {
ret = check_heartbeat();
if (ret == 0) {
printf("openNDS is already running, status [ %d ]. Retry later... \n", 1);
exit(1);
}
config->daemon = 0;
} else if (strcmp(argv[i], "-b") == 0) {
ret = check_heartbeat();
if (ret == 0) {
printf("openNDS is already running, status [ %d ]. Retry later... \n", 1);
exit(1);
}
config->daemon = -1;
} else if (strcmp(argv[i], "-h") == 0) {
usage();
exit(1);
} else if (strcmp(argv[i], "-v") == 0) {
printf("This is openNDS version " VERSION "\n");
exit(1);
} else {
usage();
exit(1);
}
}