nodeusers.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <time.h>
#include <sys/file.h>
#include <sys/socket.h>
#include <signal.h>
#include <syslog.h>
/* #include <netax25/kernel_ax25.h>
#include <netax25/kernel_rose.h>
*/
#include <netax25/axlib.h>
#include <netax25/procutils.h>

#include "node.h"
#include "config.h"

char *NodeId		= "Nodeusers:";
int LogLevel		= LOGLVL_NONE;
ax25io *NodeIo		= NULL;
static void pipe_handler(int sig)
{
	syslog(LOG_ERR, "received SIGPIPE");
	axio_end(NodeIo);
	exit(1);
}

int main(int argc, char **argv)
{
	int n, len = 1024;
	char *cp = UNSPEC_EOL;
	int inet = 0;
	int logging = 0;

	while ((n = getopt(argc, argv, "ail")) != -1) {
		switch (n) {
		case 'a':
			cp = AX25_EOL;
			len = 128;
			break;
		case 'i':
			cp = INET_EOL;
			inet = 1;
			break;
		case 'l':
			logging = 1;
			break;

		default:
			fprintf(stderr, "usage: nodeusers [-a] [-i] [-l]\r\n");
			return 1;
                }
        }
	if (logging)
		openlog("nodeusers", LOG_PID, LOG_DAEMON);
	signal(SIGPIPE, pipe_handler);
	NodeIo = axio_init(STDIN_FILENO, STDOUT_FILENO, len, cp);
	if (NodeIo == NULL) {
		fprintf(stderr, "nodeusers: axio_init failes\r\n");
		return 1;
	}
	if (inet && axio_getline(NodeIo) == NULL) {
		if (logging)
			syslog(LOG_ERR, "axio_getline: %m");
		axio_printf(NodeIo,"\n");
		axio_end(NodeIo);
		return 1;
	}
	n = user_count();
	axio_printf(NodeIo,"\n%s (%s), %d user%s.\n",
		VERSION, COMPILING, n, n == 1 ? "" : "s");
	user_list(0, NULL);
	if (n > 0)
		axio_printf(NodeIo,"\n");
	if (axio_flush(NodeIo) == -1 && logging)
		syslog(LOG_ERR, "axio_flush: %m");
	axio_end(NodeIo);
	usleep(500000L);
	closelog();
	return 0;
}