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#!/bin/sh
# $OpenBSD: cpp.sh,v 1.6 2003/06/03 02:56:07 millert Exp $
#
# Copyright (c) 1990 The Regents of the University of California.
# All rights reserved.
#
# This code is derived from software contributed to Berkeley by
# the Systems Programming Group of the University of Utah Computer
# Science Department.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of the University nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# @(#)usr.bin.cpp.sh 6.5 (Berkeley) 4/1/91
#
# Transitional front end to CCCP to make it behave like (Reiser) CCP:
# specifies -traditional
# doesn't search gcc-include
#
PATH=/usr/bin:/bin
ALST="-traditional -$ -D__GNUC__"
NSI=no
OPTS=""
INCS="-nostdinc"
FOUNDFILES=no
CPP=/usr/libexec/cpp
if [ ! -x $CPP ]; then
CPP=`cc -print-search-dirs | sed -ne '/^install: /s/install: \(.*\)/\1cpp/p'`;
if [ ! -x $CPP ]; then
echo "$0: installation problem: $CPP not found/executable" >&2
exit 1
fi
fi
while [ $# -gt 0 ]
do
A="$1"
shift
case $A in
-nostdinc)
NSI=yes
;;
-traditional)
;;
-I*)
INCS="$INCS $A"
;;
-U__GNUC__)
ALST=`echo $ALST | sed -e s/-D__GNUC__//`
;;
-imacros|-include|-idirafter|-iprefix|-iwithprefix)
INCS="$INCS '$A' '$1'"
shift
;;
-*)
OPTS="$OPTS '$A'"
;;
*)
FOUNDFILES=yes
if [ $NSI = "no" ]
then
INCS="$INCS -I/usr/include"
NSI=skip
fi
eval $CPP $ALST $INCS $OPTS $A || exit $?
;;
esac
done
if [ $FOUNDFILES = "no" ]
then
# read standard input
if [ $NSI = "no" ]
then
INCS="$INCS -I/usr/include"
fi
eval exec $CPP $ALST $INCS $OPTS
fi
exit 0
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