Section 1 · User commands
pmlock.1
Package: pcp-doc
PMLOCK
NAME
pmlock − simple file-based mutex
SYNOPSIS
$PCP_BINADM_DIR/pmlock [−v] file
DESCRIPTION
pmlock attempts to acquire an exclusive lock by creating file with a mode of 0.
The exit status is 0 for success, 1 for failure.
To release the lock, unlink file.
In the event of a failure, the −v option produces an explanatory message on stdout.