Add a lttng-ctl header to facilitate code separation
[lttng-tools.git] / extras / checkpatch-hook
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1#!/bin/sh
2#
3# Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com>
4#
5# This program is free software; you can redistribute it and/or modify it
6# under the terms of the GNU General Public License, version 2 only, as
7# published by the Free Software Foundation.
8#
9# This program is distributed in the hope that it will be useful, but WITHOUT
10# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12# more details.
13#
14# You should have received a copy of the GNU General Public License along with
15# this program; if not, write to the Free Software Foundation, Inc., 51
16# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17
18# To enable this hook, run the "install-checkpatch-hook" script.
19
20CHECKPATCH="extras/checkpatch.pl"
21
22if git rev-parse --verify HEAD >/dev/null 2>&1
23then
24 against=HEAD
25else
26 # Initial commit: diff against an empty tree object
27 against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
28fi
29
30git diff --cached $against -- | $CHECKPATCH --no-signoff -
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