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pidof: support for omitted %PPID and additional separators

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This commit introduces support for special %PPID value that
can be passed to the -o option as a substitution for parent
PID. It also allows users to use two additional separators
for omitted PIDs - colon and semicolon.
This commit is contained in:
Jaromir Capik
2013-10-14 15:38:33 +02:00
parent 8a2113bcf2
commit f5d15f4718
2 changed files with 11 additions and 4 deletions
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pidof.1
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@@ -44,7 +44,9 @@ the current root directory of processes they do not own.
Scripts too - this causes the program to also return process id's of
shells running the named scripts.
.IP "-o \fIomitpid\fP"
Tells \fIpidof\fP to omit processes with that process id.
Tells \fIpidof\fP to omit processes with that process id. The special
pid \fB%PPID\fP can be used to name the parent process of the \fIpidof\fP
program, in other words the calling shell or shell script.
.SH "EXIT STATUS"
.TP
.B 0