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/*
 * Copyright (c) 1983, 1986, 1987 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that: (1) source distributions retain this entire copyright
 * notice and comment, and (2) distributions including binaries display
 * the following acknowledgement:  ``This product includes software
 * developed by the University of California, Berkeley and its contributors''
 * in the documentation or other materials provided with the distribution
 * and in all advertising materials mentioning features or use of this
 * software. Neither the name of the University nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1983, 1986, 1987 Regents of the University of California.\n\
 All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)bugfiler.c	5.15 (Berkeley) 6/1/90";
#endif /* not lint */

/*
 * Bug report processing program, designed to be invoked
 * through aliases(5).
 */
#include <bug.h>
#include <sys/time.h>
#include <sys/file.h>
#include <pwd.h>
#include <stdio.h>

char	bfr[MAXBSIZE],			/* general I/O buffer */
	tmpname[sizeof(TMP_BUG) + 5];	/* temp bug file */

main(argc, argv)
	int	argc;
	char	**argv;
{
	extern char	*optarg;	/* getopt arguments */
	register struct passwd	*pwd;	/* bugs password entry */
	register int	ch;		/* getopts char */
	int	do_ack,			/* acknowledge bug report */
		do_redist;		/* redistribut BR */
	char	*argversion,		/* folder name provided */
		*strcpy();
	struct passwd	*getpwnam();

	do_ack = do_redist = YES;
	argversion = NULL;
	while ((ch = getopt(argc, argv, "av:r")) != EOF)
		switch((char)ch) {
		case 'a':
			do_ack = NO;
			break;
		case 'v':
			argversion = optarg;
			break;
		case 'r':
			do_redist = NO;
			break;
		case '?':
		default:
			fputs("usage: bugfiler [-ar] [-v version]\n", stderr);
			error("usage: bugfiler [-ar] [-v version]", CHN);
		}

	if (!(pwd = getpwnam(BUGS_ID)))
		error("can't find bugs login.", BUGS_ID);

	if (chdir(pwd->pw_dir))		/* change to bugs home directory */
		error("can't chdir to %s.", pwd->pw_dir);

	if (setreuid(0, pwd->pw_uid))
		error("can't set id to %s.", BUGS_ID);

	(void)umask(02);		/* everything is 664 */
	seterr();			/* redirect to log file */
	logit();			/* log report arrival */
	make_copy();			/* save copy in case */
	gethead(do_redist);

	if (argversion)			/* specific folder requested */
		(void)strcpy(dir, argversion);

	process();

	if (setuid(0, 0))
		error("can't set id to root.", CHN);
	if (do_ack)
		reply();
	if (do_redist)
		redist();
	(void)unlink(tmpname);
	exit(OK);
}

/*
 * make_copy --
 *	make a copy of bug report in error folder
 */
static
make_copy()
{
	register int	cnt,			/* read return value */
			tfd;			/* temp file descriptor */
	char	*strcpy();

	if (access(TMP_DIR, F_OK)) {
		(void)mkdir(TMP_DIR);
		(void)chmod(TMP_DIR, 0775);
	}
	(void)strcpy(tmpname, TMP_BUG);
	if (tfd = mkstemp(tmpname)) {
		while ((cnt = read(fileno(stdin), bfr, sizeof(bfr))) != ERR && cnt)
			write(tfd, bfr, cnt);
		(void)close(tfd);
		return;
	}
	error("can't make copy using %s.", tmpname);
}

/*
 * logit --
 *	log this run of the bugfiler
 */
static
logit()
{
	struct timeval	tp;
	char	*C1, *C2,
		*ctime();

	if (gettimeofday(&tp, (struct timezone *)NULL))
		error("can't get time of day.", CHN);
	for (C1 = C2 = ctime(&tp.tv_sec); *C1 && *C1 != '\n'; ++C1);
	*C1 = EOS;
	fputs(C2, stderr);
}

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