2021-10-11 18:37:13 -03:00

65 lines
1.4 KiB
C

/*
* sys_time TIMESERVER=servername
*
* Administrative method to roughly synchronize the system's date/time clock
* with that of a remote server.
*
* Copyright (c) 1990 by Sun Microsystems, Inc.
*
*/
#ifndef lint
static char sccsid[] = "@(#)sys_time.c 1.1 94/10/31 SMI";
#endif
#include <stdio.h>
#include <sys/errno.h>
#include <sys/param.h>
#include "admin_amcl.h"
#include "sys_param_names.h"
#include "admin_messages.h"
#define DATE_COMMAND "/usr/ucb/rdate"
extern int admin_get_param();
extern void admin_write_err();
static int set_date();
int
main(argc, argv)
int argc;
char *argv[];
{
char server[MAXHOSTNAMELEN]; /* Server to be synced with */
int status;
if (admin_get_param(argc, argv, TIMESERVER_PARAM, server, sizeof(server)) == -1) {
admin_write_err(SYS_ERR_NO_TIMESERV, SYS_TIME_METHOD);
exit(FAIL_CLEAN);
}
if ((status = set_date(server)) != SUCCESS)
admin_write_err(SYS_ERR_SET_TIME, SYS_TIME_METHOD);
exit(status);
}
/*
* set_date(server) calls 'rdate' to sync the clock with a server.
*/
static int
set_date(server)
char *server; /* Server to be synced with */
{
char command_line[1024]; /* Command line to be issued */
int status;
sprintf(command_line, "%s %s", DATE_COMMAND, server);
if ((status = system(command_line)) != 0) {
admin_write_err(SYS_ERR_SYS_CMD, "set_date", DATE_COMMAND,
status);
return (FAIL_CLEAN);
} else
return (SUCCESS);
}