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/* This tool suite was written by and is copyrighted by Brad Powell, Matt */
/* Archibald, and Dan Farmer 1999, 2000, 2001 */
/* The copyright holder disclaims all responsibility or liability with */
/* respect to its usage or its effect upon hardware or computer */
/* systems, and maintains copyright as set out in the "LICENSE" */
/* document which accompanies distribution. */
/* additional fixes from Andrew Wansink <andy@sharinga.com> */
/* Titan version 4.0.11 April 22 11:21:02 PDT 2001 */
#include <syslog.h>
#include <unistd.h>
#include <signal.h>
/* this is so that the what(1) command will show the version */
#ifndef lint
static char sccsid[] = "@(#)noshell.c bpowell- Titan 4.0.11 4/22/01";
#endif /* not lint */
#ifndef NSIG
/* SunOS8 */
#ifdef _sys_siglistn
#define NSIG _sys_siglistn
#endif /* _sys_siglistn */
/* Linux */
#ifdef _NSIG
#define NSIG _NSIG
#endif /* _NSIG */
#endif /* NSIG */
#define perrorexit(s) { perror(s); exit(1); }
int main (int argc, char **argv)
{
extern char **environ;
int i;
/* Useless assignments to clear compiler warning */
i = argc;
i = (int) sccsid[0];
/*
* Fix the environment.
*/
if (environ != 0)
environ[0] = 0;
/*
* Fix the signals.
*/
for (i = 1; i < NSIG; i++)
(void) signal (i, SIG_IGN);
/*
* Log the login attempt.
*/
openlog (argv[0], LOG_PID, LOG_AUTH);
syslog
(
LOG_WARNING,
"Noshell warning: user %s login from a disabled shell",
getlogin()
);
closelog();
return 0;
}
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