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ip: document exit code 

The ip command has always had a consistent exit status
document it so that developers see it.
This commit is contained in:
Stephen Hemminger 2015-05-06 09:47:22 -07:00
parent 6c55c8c461
commit ce743da171
1 changed files with 5 additions and 1 deletions
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6
man/man8/ip.8
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@ -245,7 +245,7 @@ Use color output.
.PP .PP
The names of all objects may be written in full or The names of all objects may be written in full or
abbreviated form, for exampe abbreviated form, for example
.B address .B address
can be abbreviated as can be abbreviated as
.B addr .B addr
@ -275,6 +275,10 @@ Usually it is
or, if the objects of this class cannot be listed, or, if the objects of this class cannot be listed,
.BR "help" . .BR "help" .
.SH EXIT STATUS
Exit status is 0 if command was successful, and 1 if there is a syntax error.
If an error was reported by the kernel exit status is 2.
.SH HISTORY .SH HISTORY
.B ip .B ip
was written by Alexey N. Kuznetsov and added in Linux 2.2. was written by Alexey N. Kuznetsov and added in Linux 2.2.