[Midnightbsd-cvs] CVS Commit: crontab.c: The format of /etc/crontab is different.

[laffer1 at midnightbsd.org]

Log Message:
-----------
The format of /etc/crontab is different.  (who field)

Don't allow silly people to use /etc/crontab by adding some anti foot shooting.  

Obtained from FreeBSD rev 1.23 + 1.24

Modified Files:
--------------
    src/usr.sbin/cron/crontab:
        crontab.c (r1.1.1.1 -> r1.2)

-------------- next part --------------
Index: crontab.c
===================================================================
RCS file: /home/cvs/src/usr.sbin/cron/crontab/crontab.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -Lusr.sbin/cron/crontab/crontab.c -Lusr.sbin/cron/crontab/crontab.c -u -r1.1.1.1 -r1.2
--- usr.sbin/cron/crontab/crontab.c
+++ usr.sbin/cron/crontab/crontab.c
@@ -134,6 +134,7 @@
 	char	*argv[];
 {
 	int		argch;
+	char		resolved_path[PATH_MAX];
 
 	if (!(pw = getpwuid(getuid())))
 		errx(ERROR_EXIT, "your UID isn't in the passwd file, bailing out");
@@ -200,6 +201,9 @@
 		 */
 		if (!strcmp(Filename, "-")) {
 			NewCrontab = stdin;
+		} else if (realpath(Filename, resolved_path) != NULL &&
+		    !strcmp(resolved_path, SYSCRONTAB)) {
+			err(ERROR_EXIT, SYSCRONTAB " must be edited manually");
 		} else {
 			/* relinquish the setuid status of the binary during
 			 * the open, lest nonroot users read files they should