From 00f175801bafd427df9ed9f53cf32c11a8503112 Mon Sep 17 00:00:00 2001
From: w30023233 <wangyuhang27@huawei.com>
Date: Tue, 22 Mar 2022 19:56:36 +0800
Subject: [PATCH] Add switch -f for foreground mode

---
 man/cron.8 | 3 +++
 src/cron.c | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/man/cron.8 b/man/cron.8
index 435f7cc..e756477 100644
--- a/man/cron.8
+++ b/man/cron.8
@@ -169,6 +169,9 @@ must not enable
 .I pam_loginuid.so
 module.
 .TP
+.B "\-f"
+the same as -n, consistent with other crond implementations.
+.TP
 .B "\-p"
 Allows
 .I Cron
diff --git a/src/cron.c b/src/cron.c
index da9aee3..4297fc4 100644
--- a/src/cron.c
+++ b/src/cron.c
@@ -182,6 +182,7 @@ static void usage(void) {
 	fprintf(stderr, " -i         deamon runs without inotify support\n");
 	fprintf(stderr, " -m <comm>  off, or specify preferred client for sending mails\n");
 	fprintf(stderr, " -n         run in foreground\n");
+	fprintf(stderr, " -f         run in foreground, the same as -n\n");
 	fprintf(stderr, " -p         permit any crontab\n");
 	fprintf(stderr, " -P         inherit PATH from environment instead of using default value");
 	fprintf(stderr, "            of \"%s\"\n", _PATH_DEFPATH);
@@ -690,13 +691,14 @@ static void sigchld_reaper(void) {
 static void parse_args(int argc, char *argv[]) {
 	int argch;
 
-	while (-1 != (argch = getopt(argc, argv, "hnpsiPx:m:cV"))) {
+	while (-1 != (argch = getopt(argc, argv, "hnfpsiPx:m:cV"))) {
 		switch (argch) {
 			case 'x':
 				if (!set_debug_flags(optarg))
 					usage();
 				break;
 			case 'n':
+			case 'f':
 				NoFork = 1;
 				break;
 			case 'p':