1#!/bin/sh
2#
3#	aegis - project change supervisor
4#	Copyright (C) 2004, 2006-2008 Peter Miller
5#
6#	This program is free software; you can redistribute it and/or modify
7#	it under the terms of the GNU General Public License as published by
8#	the Free Software Foundation; either version 3 of the License, or
9#	(at your option) any later version.
10#
11#	This program is distributed in the hope that it will be useful,
12#	but WITHOUT ANY WARRANTY; without even the implied warranty of
13#	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14#	GNU General Public License for more details.
15#
16#	You should have received a copy of the GNU General Public License
17#	along with this program. If not, see
18#	<http://www.gnu.org/licenses/>.
19#
20LANG=C
21export LANG
22
23LIBC=/usr/lib/libc.a
24LIBM=/usr/lib/libm.a
25 tmp=${TMP_DIR-/tmp}/$$
26 obj="$*"
27 nm $LIBC $LIBM 2>/dev/null |
28    egrep ' [A-TXYZ] ' | awk '{print $3}' | sort -u > ${tmp}.a
29 nm $obj 2>/dev/null |
30    egrep ' [A-TXYZ] ' | awk '{print $3}' | sort -u > ${tmp}.b
31 common=`comm -12 ${tmp}.a ${tmp}.b`
32 rm ${tmp}.a ${tmp}.b
33 if test -n "$common"
34then
35     echo "The following reserved symbols have been used:" $common
36     for sym in $common
37     do
38      nm -A $obj 2>/dev/null | egrep " [A-TV-Z] $sym"
39     done
40     exit 1
41 fi
42exit 0
43