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zgrep man page improvement
From: |
Bdale Garbee |
Subject: |
zgrep man page improvement |
Date: |
Tue, 11 Jun 2013 13:12:08 -0600 |
User-agent: |
Notmuch/0.15.2 (http://notmuchmail.org) Emacs/23.4.1 (i486-pc-linux-gnu) |
In the process of building the Debian gzip 1.6-1 package, I folded in a
patch from one of our users that improves the zgrep man page to not lie
about passing all options to grep. This seems like something you'd
probably like to merge.
See http://bugs.debian.org/687123 for more details.
Bdale
--- a/zgrep.1 2012-09-10 03:20:56.541637782 +0300
+++ b/zgrep.1 2012-09-10 03:18:21.000000000 +0300
@@ -11,7 +11,13 @@ zgrep \- search possibly compressed file
invokes
.I grep
on compressed or gzipped files.
-All options specified are passed directly to
+These
+.I grep
+options will cause
+.I zgrep
+to terminate with an error code:
+.BI (-[drRzZ] | --di* | --exc* | --inc* | --rec* | --nu*) .
+All other options specified are passed directly to
.IR grep .
If no file is specified, then the standard input is decompressed
if necessary and fed to grep.
@@ -23,6 +29,8 @@ If the GREP environment variable is set,
uses it as the
.I grep
program to be invoked.
+.SH EXIT CODE
+2 - An option that is not supported was specified.
.SH AUTHOR
Charles Levert (address@hidden)
.SH "SEE ALSO"
pgpTer3kW4EpU.pgp
Description: PGP signature
- zgrep man page improvement,
Bdale Garbee <=