dgrep, degrep, dfgrep, dzgrep -- grep through files belonging to an
installed Debian package
dgrep [most grep options] pattern package...
dgrep invokes grep(1) on each file in one or more installed Debian
It passes the package argument(s) to dglob(1) to retrieve a list of
files in those packages. You can use POSIX regular expressions for the
If dgrep is invoked as degrep, dfgrep or dzgrep then egrep(1), fgrep(1)
or zgrep(1) is used instead of grep.
dgrep supports most of grep(1)’s options. Please refer to your grep
documentation (i.e. the manpage or the texinfo manual) for a complete
listing. Only a few options are excluded because they do not conform
with the intended behaviour, see the list below.
Options of grep that are not supported by dgrep
-r, --recursive, -d recurse, --directories=recurse
-d read, --directories=read
dgrep searches only in the "normal" files of a package. It skips
all directories and symlinks. Therefor the options of grep that are
specific to directories are not supported.
Matt Zimmerman <email@example.com>
This manpage was written by Frank Lichtenheld <firstname.lastname@example.org>.
COPYRIGHT AND LICENCE
Copyright (C) 2001 Matt Zimmerman <email@example.com>.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
On Debian systems, a copy of the GNU General Public License may be
found in /usr/share/common-licenses/GPL.
grep(1), egrep(1), fgrep(1), zgrep(1), dglob(1), regex(7), dpkg(8)