xref: /netbsd-src/usr.bin/gzip/zgrep.1 (revision aaf4ece63a859a04e37cf3a7229b5fab0157cc06)
1.\" $NetBSD: zgrep.1,v 1.2 2005/09/11 23:30:20 wiz Exp $
2.\"
3.\" Copyright (c) 2003 Thomas Klausner.
4.\"
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26.Dd December 28, 2003
27.Dt ZGREP 1
28.Os
29.Sh NAME
30.Nm zgrep ,
31.Nm zegrep ,
32.Nm zfgrep
33.Nd print lines matching a pattern in gzip-compressed files
34.Sh SYNOPSIS
35.Nm
36.Op Ar grep-flags
37.Op Fl -
38.Ar pattern
39.Op Ar files ...
40.Pp
41.Nm zegrep
42.Op Ar grep-flags
43.Op Fl -
44.Ar pattern
45.Op Ar
46.Pp
47.Nm zfgrep
48.Op Ar grep-flags
49.Op Fl -
50.Ar pattern
51.Op Ar
52.Sh DESCRIPTION
53.Nm
54runs
55.Xr grep 1
56on
57.Ar files
58or stdin, if no
59.Ar files
60argument is given, after decompressing them with
61.Xr zcat 1 .
62.Pp
63The
64.Ar grep-flags
65and
66.Ar pattern
67arguments are passed on to
68.Xr grep 1 .
69If an
70.Fl e
71flag is found in the
72.Ar grep-flags ,
73.Nm
74will not look for a
75.Ar pattern
76argument.
77.Pp
78.Nm zegrep
79calls
80.Xr egrep 1 ,
81while
82.Nm zfgrep
83calls
84.Xr fgrep 1 .
85.Sh EXIT STATUS
86In case of missing arguments or missing pattern,
871 will be returned, otherwise 0.
88.Sh SEE ALSO
89.Xr egrep 1 ,
90.Xr fgrep 1 ,
91.Xr grep 1 ,
92.Xr gzip 1 ,
93.Xr zcat 1
94.Sh AUTHORS
95.An Thomas Klausner
96.Aq wiz@NetBSD.org
97