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#!/bin/sh
#=============================================================================
#
# Program: GCC-XML
# Module: $RCSfile: find_flags,v $
# Language: C++
# Date: $Date: 2005/09/21 18:02:10 $
# Version: $Revision: 1.17 $
#
# Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
# See Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even
# the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
# PURPOSE. See the above copyright notices for more information.
#
#=============================================================================
# Find the GCC executable name.
if test "x$1" = "x" ; then
if test "x${CXX}" = "x" ; then
CXX=gcc
fi
else
CXX="$1"
shift
CXXFLAGS="$@"
fi
# Find the macro definition options.
MACROS=`echo "" | ${CXX} -x c++ -E -dM ${CXXFLAGS} - 2>/dev/null |
sed -n '
/^#define / {s/#define \([A-Za-z_][A-Za-z0-9_()]*\) \(.*\)/-D\1='\''\2'\''/;p;}
' |
awk '
BEGIN { first=1 }
/./ { if(first) { printf("%s", $0); first=0 } else { printf(" %s", $0) } }
'`
# Find the include path options.
INCLUDES=`
echo "" | ${CXX} -v -x c++ -E ${CXXFLAGS} - 2>&1 |
awk '/^[^ \/].*$/ { if (f) { printf("\n"); exit } }
/^[ ]*\/.*$/ { if (f) { printf("-I%s ",$0) } }
/\#include <\.\.\..*$/ {f=1} ' - |
sed 's/^-I /-I/;s/ -I / -I/g'
`
# The support headers are located where this script is.
SELFPATH=`echo $0 | sed -n '/\//{s/\/find_flags//;p;}'`
if test "x$SELFPATH" = "x" ; then SELFPATH="." ; fi
SELFPATH=`cd "$SELFPATH" ; pwd`
# Determine the major version number.
MAJOR_VERSION=`
echo "__GNUC__" | ${CXX} -v -x c++ -E ${CXXFLAGS} - 2>/dev/null |
sed -n '/^[0-9]/{s/[^0-9]//g;p;}'`
MINOR_VERSION=`
echo "__GNUC_MINOR__" | ${CXX} -v -x c++ -E ${CXXFLAGS} - 2>/dev/null |
sed -n '/^[0-9]/{s/[^0-9]//g;p;}'`
# hack to handle bad gcc 4.0 on RedHat
if [ "$MAJOR_VERSION" = 4 ]; then
if echo "$INCLUDES" | grep "c++/3\.4" > /dev/null 2>&1; then
MAJOR_VERSION=3
MINOR_VERSION=4
fi
fi
# For GCC versions before 3, some special options are needed.
if [ "$MAJOR_VERSION" -lt 3 ]; then
INCLUDES="-iwrapper\"$SELFPATH/2.95\" $INCLUDES"
if [ "$MINOR_VERSION" = 96 ]; then
INCLUDES="-iwrapper\"$SELFPATH/2.96\" $INCLUDES"
fi
elif [ "$MAJOR_VERSION" = 4 -a "$MINOR_VERSION" -ge 0 ]; then
INCLUDES="-iwrapper\"$SELFPATH/4.0\" $INCLUDES"
SPECIAL="-include \"$SELFPATH/4.0/gccxml_builtins.h\""
elif [ "$MAJOR_VERSION" = 3 -a "$MINOR_VERSION" -ge 4 ]; then
INCLUDES="-iwrapper\"$SELFPATH/3.4\" $INCLUDES"
SPECIAL="-include \"$SELFPATH/3.4/gccxml_builtins.h\""
elif [ "$MAJOR_VERSION" = 3 -a "$MINOR_VERSION" = 3 ]; then
INCLUDES="-iwrapper\"$SELFPATH/3.3\" $INCLUDES"
SPECIAL="-include \"$SELFPATH/3.3/gccxml_builtins.h\""
elif [ "$MAJOR_VERSION" = 3 -a "$MINOR_VERSION" = 2 ]; then
INCLUDES="-iwrapper\"$SELFPATH/3.2\" $INCLUDES"
elif [ "$MAJOR_VERSION" = 3 -a "$MINOR_VERSION" = 1 ]; then
INCLUDES="-iwrapper\"$SELFPATH/3.1\" $INCLUDES"
elif [ "$MAJOR_VERSION" = 3 -a "$MINOR_VERSION" = 0 ]; then
INCLUDES="-iwrapper\"$SELFPATH/3.0\" $INCLUDES"
fi
# Format and print out the options.
OPTIONS="$MACROS $INCLUDES $SPECIAL"
echo $OPTIONS
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