mkdep.gcc.sh revision 38615 
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#	$Id: mkdep.gcc.sh,v 1.14 1998/08/24 10:16:39 cracauer Exp $
36
37D=.depend			# default dependency file is .depend
38append=0
39nosyshdrs=0
40pflag=
41
42while :
43	do case "$1" in
44		# -a appends to the depend file
45		-a)
46			append=1
47			shift ;;
48
49		# -f allows you to select a makefile name
50		-f)
51			D=$2
52			shift; shift ;;
53
54		# -n does not make dependencies on system headers
55		-n)
56			nosyshdrs=1
57			shift ;;
58
59		# the -p flag produces "program: program.c" style dependencies
60		# so .o's don't get produced
61		-p)
62			pflag=p
63			shift ;;
64		*)
65			break ;;
66	esac
67done
68
69case $# in 0) 
70	echo 'usage: mkdep [-ap] [-f file] [flags] file ...' >&2
71	exit 1;;
72esac
73
74TMP=_mkdep$$
75trap 'rm -f $TMP ; trap 2 ; kill -2 $$' 1 2 3 13 15
76trap 'rm -f $TMP' 0
77
78# For C sources, mkdep must use exactly the same cpp and predefined flags
79# as the compiler would.  This is easily arranged by letting the compiler
80# pick the cpp.  mkdep must be told the cpp to use for exceptional cases.
81MKDEP_CPP=${MKDEP_CPP-"cc -E"}
82
83case $append in 
84	0) CC_MKDEP_OPT="-M";;
85	*) CC_MKDEP_OPT="-MM -w";;
86esac
87
88echo "# $@" > $TMP	# store arguments for debugging
89
90if $MKDEP_CPP $CC_MKDEP_OPT "$@" >> $TMP; then :
91else
92	echo 'mkdep: compile failed' >&2
93	exit 1
94fi
95
96case x$pflag in
97	x) case $append in 
98		0) sed -e 's; \./; ;g' < $TMP >  $D;;
99		*) sed -e 's; \./; ;g' < $TMP >> $D;;
100	   esac
101	;;	
102	*) case $append in 
103		0) sed -e 's;\.o:;:;' -e 's; \./; ;g' < $TMP >  $D;;
104		*) sed -e 's;\.o:;:;' -e 's; \./; ;g' < $TMP >> $D;;
105	   esac
106	;;
107esac
108
109exit $?
110