#ifdef	ournix
#include "ournix.h"
#endif
char sccsID[] = "@(#) logout.c V1.1 Copyright Julian H. Stacey 5th March 1987\n" ;
/* Author Julian Stacey.
Running	exepack	on login.exe causes a "Packed file is corrupt message",
when logout.exe	tries to exec login.exe.
This is	irrespective of	whether logout.exe is packed.
Note that this message does not	occur when login is run	from autoexec.bat,
or by hand, live.
*/

/* #define	DEBUG */

#define	WTMP		"/usr/adm/wtmp"		/* to store login name log. */
#define	UTMP		"/etc/utmp" 		/* to store who	is logged in. */
#define	OUT_SYS		"\etc\logout.bat"	/* save	ram root script	*/

#include <stdio.h>
#include <signal.h>

extern	char	*ctime() ;
extern	long	time() ;

/* char	strings	declared once to save space */
char sUTMP[] = UTMP ;
char sWTMP[] = WTMP ;
#ifdef DEBUG
char	cantopen[] = "%s: Cant open %s\n" ;
#endif

char **ARGV ; 

main(argc, argv)
	int argc ;
	char **argv;
	{
	/* char	*p; int	i; */
	long	log_time;
	FILE 	*wtmp, *utmp ;
	char	jcommand[200];

	ARGV = argv;
#ifdef	VSL	/* { */
#include	"../../include/vsl.h"
#endif		/* } */

	(void) signal(SIGINT, SIG_IGN);

	time(&log_time)	;
	if ((wtmp = fopen(sWTMP,"a" )) == 0) 
		{
#ifdef DEBUG
		fprintf(stderr,cantopen,*ARGV,sWTMP);
		perror(*ARGV)
#endif
		;
		}
	else
		{
		fprintf(wtmp,"someone\tlogout\t%s", ctime(&log_time) );
		(void) fclose(wtmp);
		}
	if ((utmp = fopen(sUTMP,"w" ) )	== 0) 
		{
#ifdef DEBUG
		fprintf(stderr,cantopen,*ARGV,sUTMP);
		perror(*ARGV)
#endif
		;
		}
	else
		{
		fprintf(utmp,"nobody logged in\n");
		(void) fclose(utmp);
		}
	sprintf(jcommand,"command < %s",OUT_SYS);
	sprintf(jcommand,"cat /etc/motd");
	(void) system(jcommand);

	if (chdir("/") != 0)
		{ 
		printf("Failed to cd / .\n");
		printf("Reboot machine to get login prompt.\n");
		while(1) ;
		}
	/* else	execl("/usr/bin/local/login",(char *)0); */
	else execlp("login",(char *)0);
	/* presumably should never get to here */
	exit(1);
	}