#!/bin/sh# RTLinux Configuration script file. # Type:# 	rtl-config --help# for information on how to use this script file## Copyright 2000, Finite State Machines Laboratory# Written by Edgar F. Hilton, efhilton@fsmlabs.com# file from which to derive our informationMK_FILE=/usr/include/rtlinux/rtl.config# the rtl-config versionVERSION=1.16# Help messageusage (){  echo  echo "USAGE: "  echo "	rtl-config [OPTIONS]"  echo ""  echo "General options:"  echo "        --config=<path> set the path+filename to the config file to parse"  echo "	--modules       returns the list of RTLinux modules"  echo "        --module_dir    returns the path to where the RTLinux modules reside"  echo "        --docs          returns path to the RTLinux docs"  echo "	--linux	        returns the path to the linux kernel source tree"  echo "	--prefix        returns the path to the rtlinux installation tree"  echo "	--arch          returns the architecture for the compiled RTLinux kernel"  echo "	--version       returns the rtl-config version"  echo "	--rtlVersion    returns the RTLinux kernel version"  echo "	--linuxVersion  returns the linux kernel version"  echo "	--cc	        returns the name for the compiler"  echo ""  echo "Compiling options for RT development:"  echo "	--rtinclude     paths to include files for RT programs"  echo "	--cflags        returns the necessary C flags to compile "  echo "	--cppflags      returns the necessary C++ flags to compile "  echo "        --mk            returns Makefile-compatible output (rtl.mk)"  echo ""  echo "Compiling options for non RT development:"  echo "	--include       returns paths to include files for nonRT programs"  echo "	--libs          returns libraries and paths"  echo ""  echo "Copyright 2000, Finite State Machine Labs, Inc."  echo "Questions? Contact Edgar F. Hilton, efhilton@fsmlabs.com"  echo}clean_list (){    LIST=`echo $LIST | sed -e s/"\/\/"/"\/"/g `}rtl_parse_list (){    if [ $LIST ]; then	clean_list	STRING=$SEPARATOR	TEMP_PARSE=`echo $LIST | \		    sed -e s/:/\ $SEPARATOR/g`	STRING=$STRING$TEMP_PARSE    else	STRING=""    fi}# check that enough arguments were passedif [ $# -eq 0 ]; then    usage 1 1     exit 1;fi# Capture special options:# 1. configure the path to the parse file# 2. break out on special optionsMY_ARGS=""for args in $*; do    if [ `echo $args | grep -c -e '--config='` -gt 0 ] ; then	TEMP=`echo $@ | sed s/^.*--config\=// | sed s/\ .*$//`	if [ ! -z "$TEMP" ] ; then	    MK_FILE=$TEMP	fi    else        if [ `echo $args | grep -c -e '--mk'` -eq 1 ] ||            [ `echo $args | grep -c -e '--version'` -eq 1 ] ||            [ `echo $args | grep -c -e '--help'` -eq 1 ]; then	    MY_ARGS=$args	    break	else	    MY_ARGS="$MY_ARGS $args"	fi    fidone# check to make sure that the file existsif [ ! -f "$MK_FILE" ]; then    echo                                           echo "ERROR:"    echo "  The parse file:"    echo "          $MK_FILE"    echo "  was not found."    echo     echo "  Is RTLinux installed?"    echo    exit 1else. $MK_FILEfi# Our actual engineCALL_MYSELF_W="$0 --config=$MK_FILE"OUTPUT_STRING=""for ARGUMENT in $MY_ARGS; do    STRING=""    case "$ARGUMENT" in	--version)	    echo	    echo "RTL-CONFIG version: $VERSION"	    echo "   RTLINUX version: `$CALL_MYSELF_W --rtlVersion`"	    echo "     LINUX version: `$CALL_MYSELF_W --linuxVersion`"	    echo 	    echo " Copyright (C) 2000, Finite State Machine Labs, Inc."	    echo " Problems with script? Please contact:"            echo "     Edgar F. Hilton <efhilton@fsmlabs.com>"	    echo	    exit 0	    ;;	--mk)	    echo "# Generated automatically by rtl-config"	    echo "#   RTL-CONFIG version: $VERSION"	    echo "#      RTLINUX version: `$CALL_MYSELF_W --rtlVersion`"	    echo "#        LINUX version: `$CALL_MYSELF_W --linuxVersion`"	    echo "#"	    echo "# Copyright (C) 2000, Finite State Machine Labs, Inc."	    echo	    echo CC = `$CALL_MYSELF_W --cc`	    echo ARCH = `$CALL_MYSELF_W --arch`	    echo RTL_DIR = `$CALL_MYSELF_W --prefix`	    echo RTLINUX_DIR = `$CALL_MYSELF_W --linux`	    echo INCLUDE = `$CALL_MYSELF_W --rtinclude`	    echo CXXFLAGS = `$CALL_MYSELF_W --cppflags`	    echo CFLAGS = `$CALL_MYSELF_W --cflags`	    exit 0	    ;;	--help|-h)	    usage 1 1	    exit 0	    ;;	--docs)	    LIST=$DOC_DIRS	    SEPARATOR=""	    rtl_parse_list	    ;;	--module_dir)	    LIST=$MODULES_DIR	    SEPARATOR=""	    rtl_parse_list	    ;;	--modules)	    TMP_DIR=`pwd`	    LIST=$MODULES_DIR	    clean_list	    cd $LIST    	    for modules in *.o	    do		if [ ! $modules = "lib*.a" ]; then		    TEMP=`echo $modules | sed -e s/"\.o"$//`		    STRING="$STRING $TEMP"		fi	    done	    cd $TMP_DIR	    ;;	--linux)	    LIST=$RTLINUX_DIR	    clean_list	    STRING=$LIST	    ;;		--prefix)	    LIST=$RTL_DIR	    clean_list	    STRING=$LIST	    ;;	--arch)	    STRING=$ARCH	    ;;	--cc)	    STRING=$CC	    ;;	--cflags)	    STRING="$CFLAGS"	    ;;	--cppflags)	    STRING="$CXXFLAGS"	    ;;	--rtinclude)	    LIST=$INCLUDE_DIR	    SEPARATOR="-I"	    rtl_parse_list	    ;;	--include)	    LIST=$USER_INC_DIR	    SEPARATOR="-I"	    rtl_parse_list	    ;;	--libs)	    TMP_DIR=`pwd`	    LIST=$LIBS_DIR         	    SEPARATOR="-L"	    rtl_parse_list      # parse list of directories, append -L's	    # find all libraries within these directories	    for libdirs in $STRING	    do		TEMP_LIBS_DIR=`echo $libdirs | sed -e s/^-L//`		cd $TEMP_LIBS_DIR		for libs in lib*.a		do		    if [ ! $libs = "lib*.a" ]; then			TEMP=`echo $libs | sed -e s/^lib/-l/ -e s/"\.a"//`			STRING="$STRING $TEMP"		    fi		done	    done	    cd $TMP_DIR	    ;;	--rtlVersion)	    STRING="$RTL_VERSION_MAJOR.$RTL_VERSION_MINOR"	    if [ $RTL_VERSION_EXTRA ]; then	       STRING="$STRING-$RTL_VERSION_EXTRA"	    fi	    ;;	--linuxVersion)	    STRING="$LINUX_VERSION.$LINUX_PATCHLEVEL.$LINUX_SUBLEVEL"	    if [ $LINUX_EXTRAVERSION ]; then	       STRING="$STRING-$LINUX_EXTRAVERSION"	    fi	    ;;	*)	    usage 1 1	    exit 1	    ;;    esac    OUTPUT_STRING="$OUTPUT_STRING $STRING"done# Print  our necessary informationecho $OUTPUT_STRING# Exit gracefullyexit 0