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-rw-r--r--util-linux/flock.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/util-linux/flock.c b/util-linux/flock.c
index 77fe1f8..8fecb54 100644
--- a/util-linux/flock.c
+++ b/util-linux/flock.c
@@ -3,6 +3,17 @@
*
* This is free software, licensed under the GNU General Public License v2.
*/
+
+//usage:#define flock_trivial_usage
+//usage: "[-sxun] FD|{FILE [-c] PROG ARGS}"
+//usage:#define flock_full_usage "\n\n"
+//usage: "[Un]lock file descriptor, or lock FILE, run PROG\n"
+//usage: "\nOptions:"
+//usage: "\n -s Shared lock"
+//usage: "\n -x Exclusive lock (default)"
+//usage: "\n -u Unlock FD"
+//usage: "\n -n Fail rather than wait"
+
#include <sys/file.h>
#include "libbb.h"