fix: debug flag 'test' cause endless loop

document debug flags

close PR bin/683

2 files changed, 15 insertions, 6 deletions

diff --git a/usr.sbin/cron/cron/cron.8 b/usr.sbin/cron/cron/cron.8
index 1d6dcda..10586ab 100644
--- a/usr.sbin/cron/cron/cron.8
+++ b/usr.sbin/cron/cron/cron.8
@@ -15,14 +15,14 @@
 .\" * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
 .\" */
 .\" 
-.\" $Id: cron.8,v 2.2 1993/12/28 08:34:43 vixie Exp $
+.\" $Id: cron.8,v 1.1.1.1 1994/08/27 13:43:03 jkh Exp $
 .\" 
 .TH CRON 8 "20 December 1993"
 .UC 4
 .SH NAME
 cron \- daemon to execute scheduled commands (Vixie Cron)
 .SH SYNOPSIS
-cron
+.B cron [-x debugflag[,...]]
 .SH DESCRIPTION
 .I Cron
 should be started from /etc/rc or /etc/rc.local.  It will return immediately,
diff --git a/usr.sbin/cron/cron/cron.c b/usr.sbin/cron/cron/cron.c
index 624c37a..961bb18 100644
--- a/usr.sbin/cron/cron/cron.c
+++ b/usr.sbin/cron/cron/cron.c
@@ -16,7 +16,7 @@
  */
 
 #if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: cron.c,v 2.11 1994/01/15 20:43:43 vixie Exp $";
+static char rcsid[] = "$Id: cron.c,v 1.1.1.1 1994/08/27 13:43:03 jkh Exp $";
 #endif
 
 
@@ -46,7 +46,16 @@ static	void	usage __P((void)),
 
 static void
 usage() {
+    char **dflags;
+
 	fprintf(stderr, "usage:  %s [-x debugflag[,...]]\n", ProgramName);
+	fprintf(stderr, "\ndebugflags: ");
+
+        for(dflags = DebugFlagNames; *dflags; dflags++) {
+		fprintf(stderr, "%s ", *dflags);
+	}
+        fprintf(stderr, "\n");
+
 	exit(ERROR_EXIT);
 }
 
@@ -116,7 +125,7 @@ main(argc, argv)
 	cron_sync();
 	while (TRUE) {
 # if DEBUGGING
-		if (!(DebugFlags & DTEST))
+	    /* if (!(DebugFlags & DTEST)) */
 # endif /*DEBUGGING*/
 			cron_sleep();
 
@@ -290,12 +299,12 @@ parse_args(argc, argv)
 
 	while (EOF != (argch = getopt(argc, argv, "x:"))) {
 		switch (argch) {
-		default:
-			usage();
 		case 'x':
 			if (!set_debug_flags(optarg))
 				usage();
 			break;
+		default:
+			usage();
 		}
 	}
 }