NAME
waitpid - utility to wait for arbitrary processes
SYNOPSIS
waitpid [-v] [--timeout|-t seconds] PID[:inode]...
DESCRIPTION
waitpid is a simple command to wait for arbitrary non-child processes.
It exits after all processes whose PIDs have been passed as arguments have exited.
Optionally, a process can be addressed with the format PID:inode. The inode identifies the unique process’s file descriptor. To retrieve a process’s inode number you can use the getino(1) utility.
OPTIONS
- -v, --verbose
-
Be more verbose.
- -t, --timeout seconds
-
Maximum wait time.
- -e, --exited
-
Don’t error on already exited PIDs.
- -c, --count count
-
Number of process exits to wait for.
- -h, --help
-
Display help text and exit.
- -V, --version
-
Display version and exit.
EXIT STATUS
waitpid has the following exit status values:
0
success
1
unspecified failure
2
system does not provide necessary functionality
3
timeout expired
AUTHORS
Thomas Weißschuh <[email protected]>
SEE ALSO
waitpid(2) wait(1P) getino(1)
REPORTING BUGS
For bug reports, use the issue tracker <https://github.com/util-linux/util-linux/issues>.
AVAILABILITY
The waitpid command is part of the util-linux package which can be downloaded from Linux Kernel Archive <https://www.kernel.org/pub/linux/utils/util-linux/>.