From a2c82475de5fb39e5e36586e664f7940e7daf48f Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 11 Jun 2013 19:43:21 -0700
Subject: doc: zgrep exit status, unsupported options

* zgrep.1 (EXIT STATUS, BUGS): New sections.
Problem reported by Bdale Garbee in
<http://lists.gnu.org/archive/html/bug-gzip/2013-06/msg00007.html>.
---
 zgrep.1 | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/zgrep.1 b/zgrep.1
index ef37bd8..dfcf21e 100644
--- a/zgrep.1
+++ b/zgrep.1
@@ -23,6 +23,28 @@ If the GREP environment variable is set,
 uses it as the
 .I grep
 program to be invoked.
+.SH "EXIT STATUS"
+Exit status is 0 for a match, 1 for no matches, and 2 if trouble.
+.SH BUGS
+.PP
+The following
+.I grep
+options are not supported:
+.B --dereference-recursive
+.RB ( \-R ),
+.B --directories
+.RB ( \-d ),
+.BR --exclude ,
+.BR --exclude-from ,
+.BR --exclude-dir ,
+.BR --include ,
+.B --null
+.RB ( \-Z ),
+.B --null-data
+.RB ( \-z ),
+and
+.B --recursive
+.RB ( \-r ).
 .SH AUTHOR
 Charles Levert (charles@comm.polymtl.ca)
 .SH "SEE ALSO"
-- 
cgit v1.0-41-gc330