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/*
* Copyright (C) 2007-2008 by CERN/IT/GD/ITR
* All rights reserved
*/
#ifndef lint
static char sccsid[] = "@(#)$RCSfile: nsping.c,v $ $Revision: 1.4 $ $Date: 2008/09/24 11:25:01 $ CERN IT-GD/ITR Jean-Philippe Baud";
#endif /* not lint */
/* nsping - check name server alive and return version number */
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#if defined(_WIN32)
#include <winsock2.h>
#endif
#include "Cns_api.h"
#include "Cns.h"
#include "serrno.h"
extern char *optarg;
extern int optind;
main(argc, argv)
int argc;
char **argv;
{
int c;
int errflg = 0;
char info[256];
static char retryenv[16];
char *server = NULL;
#if defined(_WIN32)
WSADATA wsadata;
#endif
while ((c = getopt (argc, argv, "h:")) != EOF) {
switch (c) {
case 'h':
server = optarg;
break;
case '?':
errflg++;
break;
default:
break;
}
}
if (optind < argc) {
errflg++;
}
if (errflg) {
fprintf (stderr, "usage: %s [-h server]\n", argv[0]);
exit (USERR);
}
#if defined(_WIN32)
if (WSAStartup (MAKEWORD (2, 0), &wsadata)) {
fprintf (stderr, NS052);
exit (SYERR);
}
#endif
sprintf (retryenv, "%s=0", CNS_CONRETRY_ENV);
putenv (retryenv);
if (Cns_ping (server, info) < 0) {
fprintf (stderr, "nsping: %s\n", sstrerror(serrno));
#if defined(_WIN32)
WSACleanup();
#endif
exit (USERR);
}
printf ("%s\n", info);
#if defined(_WIN32)
WSACleanup();
#endif
exit (0);
}
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