mkdep.gcc.sh revision 3342 
1#!/bin/sh -
2#
3# Copyright (c) 1991, 1993
4#	The Regents of the University of California.  All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14# 3. All advertising materials mentioning features or use of this software
15#    must display the following acknowledgement:
16#	This product includes software developed by the University of
17#	California, Berkeley and its contributors.
18# 4. Neither the name of the University nor the names of its contributors
19#    may be used to endorse or promote products derived from this software
20#    without specific prior written permission.
21#
22# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32# SUCH DAMAGE.
33#
34#	@(#)mkdep.gcc.sh	8.1 (Berkeley) 6/6/93
35#
36
37PATH=/bin:/usr/bin:/usr/ucb
38export PATH
39
40D=.depend			# default dependency file is .depend
41append=0
42pflag=
43
44while :
45	do case "$1" in
46		# -a appends to the depend file
47		-a)
48			append=1
49			shift ;;
50
51		# -f allows you to select a makefile name
52		-f)
53			D=$2
54			shift; shift ;;
55
56		# the -p flag produces "program: program.c" style dependencies
57		# so .o's don't get produced
58		-p)
59			pflag=p
60			shift ;;
61		*)
62			break ;;
63	esac
64done
65
66if [ $# = 0 ] ; then
67	echo 'usage: mkdep [-p] [-f depend_file] [cc_flags] file ...'
68	exit 1
69fi
70
71TMP=/tmp/mkdep$$
72
73trap 'rm -f $TMP ; exit 1' 1 2 3 13 15
74
75# For C sources, mkdep must use exactly the same cpp and predefined flags
76# as the compiler would.  This is easily arranged by letting the compiler
77# pick the cpp.  mkdep must be told the cpp to use for exceptional cases.
78MKDEP_CPP=${MKDEP_CPP-"cc -E"}
79
80if [ x$pflag = x ]; then
81	$MKDEP_CPP -M $* | sed -e 's; \./; ;g' > $TMP
82else
83	$MKDEP_CPP -M $* | sed -e 's;\.o:;:;' -e 's; \./; ;g' > $TMP
84fi
85
86if [ $? != 0 ]; then
87	echo 'mkdep: compile failed.'
88	rm -f $TMP
89	exit 1
90fi
91
92if [ $append = 1 ]; then
93	cat $TMP >> $D
94	rm -f $TMP
95else
96	mv $TMP $D
97fi
98exit 0
99