diff options
| author | Alexey Gladkov | 2008-11-24 16:15:36 +0100 |
|---|---|---|
| committer | Karel Zak | 2008-12-03 10:33:53 +0100 |
| commit | ff5717391c3cebb4799c8e5d6dd9876fc5005fd0 (patch) | |
| tree | 85a4f5c1c2cc88def62403810de87fa2643ae673 /sys-utils/flock.1 | |
| parent | docs: add feature-requests from RH bugzilla to TODO list (diff) | |
| download | kernel-qcow2-util-linux-ff5717391c3cebb4799c8e5d6dd9876fc5005fd0.tar.gz kernel-qcow2-util-linux-ff5717391c3cebb4799c8e5d6dd9876fc5005fd0.tar.xz kernel-qcow2-util-linux-ff5717391c3cebb4799c8e5d6dd9876fc5005fd0.zip | |
flock: Allow lock directory
With this patch, you can lock directory. Additionally,
lockfile opens with O_NOCTTY.
Try to open file with O_CREAT flag first, and without it
if open fails with EISDIR. Suggested by H. Peter Anvin.
Signed-off-by: Alexey Gladkov <legion@altlinux.org>
Diffstat (limited to 'sys-utils/flock.1')
| -rw-r--r-- | sys-utils/flock.1 | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sys-utils/flock.1 b/sys-utils/flock.1 index 6965ba72e..6d60ff71f 100644 --- a/sys-utils/flock.1 +++ b/sys-utils/flock.1 @@ -30,6 +30,8 @@ flock \- Manage locks from shell scripts .SH SYNOPSIS \fBflock\fP [\fB\-sxon\fP] [\fB\-w\fP \fItimeout\fP] \fIlockfile\fP [\fB\-c\fP] \fIcommand...\fP .PP +\fBflock\fP [\fB\-sxon\fP] [\fB\-w\fP \fItimeout\fP] \fIlockdir\fP [\fB\-c\fP] \fIcommand...\fP +.PP \fBflock\fP [\fB\-sxun\fP] [\fB\-w\fP \fItimeout\fP] \fIfd\fP .SH DESCRIPTION .PP @@ -37,14 +39,14 @@ This utility manages .BR flock (2) locks from within shell scripts or the command line. .PP -The first form wraps the lock around the executing a command, in a manner similar to +The first and second forms wraps the lock around the executing a command, in a manner similar to .BR su (1) or .BR newgrp (1). -It locks a specified file, which is created (assuming appropriate +It locks a specified file or directory, which is created (assuming appropriate permissions), if it does not already exist. .PP -The second form is convenient inside shell scripts, and is usually +The third form is convenient inside shell scripts, and is usually used the following manner: .PP \fC( |