1#!/bin/bash
2# Usage: configcheck.sh .config .config-template
3#
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 2 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, you can access it online at
16# http://www.gnu.org/licenses/gpl-2.0.html.
17#
18# Copyright (C) IBM Corporation, 2011
19#
20# Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
21
22T=/tmp/abat-chk-config.sh.$$
23trap 'rm -rf $T' 0
24mkdir $T
25
26cat $1 > $T/.config
27
28cat $2 | sed -e 's/\(.*\)=n/# \1 is not set/' -e 's/^#CHECK#//' |
29awk	'
30{
31		print "if grep -q \"" $0 "\" < '"$T/.config"'";
32		print "then";
33		print "\t:";
34		print "else";
35		if ($1 == "#") {
36			print "\tif grep -q \"" $2 "\" < '"$T/.config"'";
37			print "\tthen";
38			print "\t\tif test \"$firsttime\" = \"\""
39			print "\t\tthen"
40			print "\t\t\tfirsttime=1"
41			print "\t\tfi"
42			print "\t\techo \":" $2 ": improperly set\"";
43			print "\telse";
44			print "\t\t:";
45			print "\tfi";
46		} else {
47			print "\tif test \"$firsttime\" = \"\""
48			print "\tthen"
49			print "\t\tfirsttime=1"
50			print "\tfi"
51			print "\techo \":" $0 ": improperly set\"";
52		}
53		print "fi";
54	}' | sh
55