cpp.sh revision 1.1 
1#!/bin/sh
2#
3# Copyright (c) 1990 The Regents of the University of California.
4# All rights reserved.
5#
6# This code is derived from software contributed to Berkeley by
7# the Systems Programming Group of the University of Utah Computer
8# Science Department.
9#
10# Redistribution and use in source and binary forms, with or without
11# modification, are permitted provided that the following conditions
12# are met:
13# 1. Redistributions of source code must retain the above copyright
14#    notice, this list of conditions and the following disclaimer.
15# 2. Redistributions in binary form must reproduce the above copyright
16#    notice, this list of conditions and the following disclaimer in the
17#    documentation and/or other materials provided with the distribution.
18# 3. All advertising materials mentioning features or use of this software
19#    must display the following acknowledgement:
20#	This product includes software developed by the University of
21#	California, Berkeley and its contributors.
22# 4. Neither the name of the University nor the names of its contributors
23#    may be used to endorse or promote products derived from this software
24#    without specific prior written permission.
25#
26# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36# SUCH DAMAGE.
37#
38#	@(#)usr.bin.cpp.sh	6.5 (Berkeley) 4/1/91
39#
40# Transitional front end to CCCP to make it behave like (Reiser) CCP:
41#	specifies -traditional
42#	doesn't search gcc-include
43#
44PATH=/usr/bin:/bin
45ALST="-traditional -D__GNUC__ -$ "
46NSI=no
47OPTS=""
48INCS="-nostdinc"
49FOUNDFILES=no
50
51CPP=/usr/libexec/cpp
52if [ ! -x $CPP ]; then
53	CPP=`cc -print-libgcc-file-name | sed -e 's/libgcc\.a/cpp/'`;
54fi
55
56while [ $# -gt 0 ]
57do
58	A="$1"
59	shift
60
61	case $A in
62	-nostdinc)
63		NSI=yes
64		;;
65	-traditional)
66		;;
67	-I*)
68		INCS="$INCS $A"
69		;;
70	-U__GNUC__)
71		ALST=`echo $ALST | sed -e 's/-D__GNUC__//'`
72		;;
73	-imacros|-include|-idirafter|-iprefix|-iwithprefix)
74		INCS="$INCS '$A' '$1'"
75		shift
76		;;
77	-*)
78		OPTS="$OPTS '$A'"
79		;;
80	*)
81		FOUNDFILES=yes
82		if [ $NSI = "no" ]
83		then
84			INCS="$INCS -I/usr/include"
85			NSI=skip
86		fi
87		eval $CPP $ALST $INCS $OPTS $A || exit $?
88		;;
89	esac
90done
91
92if [ $FOUNDFILES = "no" ]
93then
94	# read standard input
95	if [ $NSI = "no" ]
96	then
97		INCS="$INCS -I/usr/include"
98	fi
99	eval exec $CPP $ALST $INCS $OPTS
100fi
101
102exit 0
103