#!/bin/bash

#
# Copyright (C) 2004 Edouard TISSERRANT, Laurent BESSARD
# Based on Gabriel Gerhardsson's cacheprobe configure script. 
# 
# This file is part of CanFestival, a library implementing CanOpen Stack. 
# 
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# 
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
# 

###########################################################################
#                       DEFAULT CANFESTIVAL DEFINES                       #
###########################################################################

# Number of can bus to use 
MAX_CAN_BUS_ID=1 

# max bytes to transmit by SDO Put 4 if you only support expedited transfert.
# For a normal transfert, (usually for a string), put the maximum string size to transfer.
SDO_MAX_LENGTH_TRANSFERT=32 

# Number of SDO from differents nodes that the node can manage concurrently.   
# for a slave node, usually put 1.
SDO_MAX_SIMULTANEOUS_TRANSFERTS=4

# Used for NMTable[bus][nodeId]	  
# You can put less of 128 if on the netwo
# are connected only smaller nodeId node.
NMT_MAX_NODE_ID=128  

#Timeout in milliseconds for SDO.
#    Comment the #define if not used (infinite wait for SDO response message)
SDO_TIMEOUT_MS=3000

MAX_NB_TIMER=32

# Generic timers declaration defaults
US_TO_TIMEVAL_FACTOR=
TIMEVAL=
TIMEVAL_MAX=

# Default to little-endian
CANOPEN_LITTLE_ENDIAN=1
CANOPEN_BIG_ENDIAN=

###########################################################################
#                             DEFAULT BUILD OPTIONS                       #
###########################################################################

# Leave empty for automatic detection
CC=

#default target
SUB_TARGET=

# First compiler option - we will check if it exists
CC1=gcc
# Second compiler option - we will check if it exists
CC2=cc

# Install prefix
SUB_PREFIX=

SUB_TIMERS_ENABLE=YES

# Used for C compiler test/detection 
CFLAGS=
test=conftest
rm -f $test $test.c

XENO_CONFIG=/usr/xenomai/bin/xeno-config

###########################################################################
#                          ARGUMENTS PARSING                              #
###########################################################################
while [ $# -ge 1 ]; do
	optarg=`expr "x$1" : 'x[^=]*=\(.*\)'`
	
	case $1 in
	--cc=*)		CC=$optarg;;
	--arch=*)	SUB_ARCH_NAME=$optarg;;
	--os=*)		SUB_OS_NAME=$optarg;;
	--prefix=*)	SUB_PREFIX=$optarg;;
	--target=*)	SUB_TARGET=$optarg;;
	--can=*)	SUB_CAN_DRIVER=$optarg;;
	--led=*)	SUB_LED_DRIVER=$optarg;;
	--nvram=*)	SUB_NVRAM_DRIVER=$optarg;;
	--timers=*)	SUB_TIMERS_DRIVER=$optarg;;
	--disable-Ox)	DISABLE_OPT=1;
			echo "On user request: Won't optimize with \"-Ox\"";;
	--debug)	DEBUG=1;
			echo "Debug messages enabled !!";;
	--debugPDO)	DEBUG=PDO;
			echo "Debug messages (PDO) enabled !!";;
	--enable-lss)	SUB_LSS_ENABLE=YES;
			echo "On user request: Will enable Auto Baudrate detect Feature";;
	--desable-timers)	SUB_TIMERS_ENABLE=NO;
			echo "On user request: Will enable built-in timer dispatch Feature";;
	--MAX_CAN_BUS_ID=*)	MAX_CAN_BUS_ID=$1;;
	--SDO_MAX_LENGTH_TRANSFERT=*)	SDO_MAX_LENGTH_TRANSFERT=$1;;
	--SDO_MAX_SIMULTANEOUS_TRANSFERTS=*)	SDO_MAX_SIMULTANEOUS_TRANSFERTS=$1;;
	--NMT_MAX_NODE_ID=*)	NMT_MAX_NODE_ID=$1;;
	--SDO_TIMEOUT_MS=*)	SDO_TIMEOUT_MS=$1;;
	--CANOPEN_BIG_ENDIAN=*)	CANOPEN_BIG_ENDIAN=$1;;
	--MAX_NB_TIMER=*) MAX_NB_TIMER=$1;;
	--help)	echo	"Usage: ./configure [options]"
    		echo	"Options:"
    		echo 	" --cc=foo	Use compiler 'foo' instead of defaults ${CC1} or ${CC2}."
		echo 	" --arch=foo	Use architecture 'foo' instead of trying to autodetect."
		echo 	" --os=foo	Use operative system 'foo' instead of trying to autodetect."
		echo 	" --prefix=foo	Use prefix 'foo' instead of default ${SUB_PREFIX}."
		echo 	" --target=foo	Use 'foo' as build target."
		echo	"		\"generic\" for have independant CAN and TIMERS driver"
		echo	"		\"unix\" for unix-like systems"
		echo	"		\"win32\" for win32 systems"
		echo	"		\"hcs12\" for HCS12 micro-controller"
		echo	"		\"ecos_lpc2138_sja1000\" for eCOS + Philips ARM LPC21381 + Philips SJA1000" 
		echo 	" --can=foo	Use 'foo' as CAN driver (can be either 'peak', 'lincan' or 'virtual')"
		echo 	" --timers=foo	Use 'foo' as TIMERS driver (can be either 'unix' or 'xeno')"
		echo	" --led=foo	Use 'foo' as DS-305 LED driver (use 'none' to disable or 'stdout')"
		echo	" --nvram=foo	Use 'foo' as NVRAM driver (use 'none' to disable or 'file')"
		echo	" --disable-Ox	Disable gcc \"-Ox\" optimizations."
		echo	" --debug	Enable debug messages."
		echo	" --debugPDO	Enable debug messages, using PDO."
		echo	" --enable-lss	Enable Auto Baudrate detect Feature"
		echo
		echo	"Stack compilation constants"
		echo	" --MAX_CAN_BUS_ID [=1] Number of can bus to use"
		echo	" --SDO_MAX_LENGTH_TRANSFERT [=32] max bytes to transmit by SDO"
		echo	" --SDO_MAX_SIMULTANEOUS_TRANSFERTS [=4] Number of SDO that the node can manage concurrently"
		echo	" --NMT_MAX_NODE_ID [=128] can be reduced to gain memory on small network"
		echo	" --SDO_TIMEOUT_MS [=3000] Timeout in milliseconds for SDO (None to disable the feature)"
		exit 0;;
	*)		echo "Unknown argument ${1}"; exit -1;;
	esac

	shift
done

###########################################################################
#                              GUESS OS/ARCH                              #
###########################################################################

if [ "$SUB_OS_NAME" = "" ]; then
	SUB_OS_NAME="`(uname -s | sed \"s/\//-/\" | sed \"s/_/-/\" \
			| sed \"s/-.*//g\") 2>&1`"
fi
if [ "$SUB_OS_NAME" = "HP" -o "$SUB_OS_NAME" = "HP-UX" ]; then
	SUB_OS_NAME=HPUX
fi

if [ "$SUB_ARCH_NAME" = "" ]; then
	if [ "$CC" = "" ]; then
		A_NAME="`(uname -m) 2>&1`"
	else
		A_NAME="`$CC -dumpmachine | sed 's:-.*::'`"
	fi
fi

# x86
if [ "$A_NAME" = "i386" ]; then
	SUB_ARCH_NAME=x86
fi
if [ "$A_NAME" = "i486" ]; then
	SUB_ARCH_NAME=x86
fi
if [ "$A_NAME" = "i586" ]; then
	SUB_ARCH_NAME=x86
fi
if [ "$A_NAME" = "i686" ]; then
	SUB_ARCH_NAME=x86
fi
if [ "$A_NAME" = "x86" ]; then
	SUB_ARCH_NAME=x86
fi

# x86_64
if [ "$A_NAME" = "x86_64" ]; then
	SUB_ARCH_NAME=x86_64
fi

# ia64
if [ "$A_NAME" = "ia64" ]; then
	SUB_ARCH_NAME=ia64
fi

# alpha
if [ "$A_NAME" = "alpha" ]; then
	SUB_ARCH_NAME=alpha
fi

# parisc
if [ "$A_NAME" = "parisc" ]; then
	SUB_ARCH_NAME=parisc
fi
if [ "$SUB_OS_NAME" = "HPUX" -a "$A_NAME" != "ia64" ]; then
	# If we're on HP-UX and the architecture is *not* ia64,
	# it's most likely parisc
	SUB_ARCH_NAME=parisc
fi

# sparc
if [ "$A_NAME" = "sparc" ]; then
	SUB_ARCH_NAME=sparc
fi
if [ "$A_NAME" = "sun4u" ]; then
	SUB_ARCH_NAME=sparc
fi

# sparc64
if [ "$A_NAME" = "sparc64" ]; then
	SUB_ARCH_NAME=sparc64
fi


#
# The following has not been verified
#

# ppc
if [ "$A_NAME" = "powerpc" ]; then
	SUB_ARCH_NAME=ppc
fi

# ppc64
if [ "$A_NAME" = "powerpc64" ]; then
	SUB_ARCH_NAME=ppc64
fi

# arm
if [ "$A_NAME" = "arm" ]; then
	SUB_ARCH_NAME=arm
fi

# mips3
if [ "$A_NAME" = "ip32" ]; then		# IRIX
	SUB_ARCH_NAME=mips3
fi
if [ "$A_NAME" = "ip35" ]; then		# IRIX
	SUB_ARCH_NAME=mips3
fi

# mips32
if [ "$A_NAME" = "mips32" ]; then
	SUB_ARCH_NAME=mips32
fi
if [ "$A_NAME" = "mips" ]; then
	SUB_ARCH_NAME=mips32
fi
if [ "$A_NAME" = "MIPS" ]; then
	SUB_ARCH_NAME=mips32
fi
if [ "$A_NAME" = "RISC" ]; then		# MIPS Ultrix
	SUB_ARCH_NAME=mips32
fi

# mips64
if [ "$A_NAME" = "mips64" ]; then
	SUB_ARCH_NAME=mips64
fi
if [ "$A_NAME" = "MIPS64" ]; then
	SUB_ARCH_NAME=mips64
fi
if [ "$A_NAME" = "IP64" ]; then		# IRIX
	SUB_ARCH_NAME=mips64
fi

# power
if [ "$A_NAME" = "power" ]; then	# Manual
	SUB_ARCH_NAME=power
fi

echo "Using OS: ${SUB_OS_NAME}"
echo "Using architecture: ${SUB_ARCH_NAME}"

if [ "$SUB_ARCH_NAME" = "" ]; then
	echo "Error: could not detect what architecture this system is running!"
	echo "Please supply manually instead with \"--arch=foo\""
	exit -1
fi

if [ "$SUB_OS_NAME" = "HPUX" -a "$CC" = "gcc" ]; then
	# Only if we are on HP-UX, ia64 and using gcc
	SUB_PROG_CFLAGS=-mlp64
fi

if [ "$SUB_OS_NAME" = "SunOS" -a "$SUB_ARCH_NAME" = "sparc" -a "$CC" = "gcc" ]; then
	# Only if we are on SunOS, sparc and using gcc
	# Tells the assembler that we are dealing with a v8plusa arch sparc
	# and -mimpure-text is needed for shared library linking
	SUB_PROG_CFLAGS="-Wa,-xarch=v8plusa -mimpure-text"
fi

if [ "$SUB_OS_NAME" = "AIX" -a "$SUB_ARCH_NAME" = "power" -a "$CC" = "gcc" ]; then
	# Only if we are on AIX, power and using gcc
	# The assembler may default to generating Power and PowerPC compatible
	# code. We need to override that.
	SUB_PROG_CFLAGS=-Wa,-mpwr
fi

if [ "$SUB_OS_NAME" = "AIX" -a "$SUB_ARCH_NAME" = "ppc" -a "$CC" = "gcc" ]; then
	# Only if we are on AIX, ppc and using gcc
	# The assembler may default to generating Power and PowerPC compatible
	# code. We need to override that.
	SUB_PROG_CFLAGS=-Wa,-mppc
fi

if [ "$SUB_ARCH_NAME" = "x86_64" -a "$CC" = "gcc" ]; then
	# Only if we are on x86_64 and using gcc
	# For shared library generation, it needs this
	SUB_PROG_CFLAGS=-fPIC
fi

###########################################################################
#                      DEFAULT TARGET/DRIVERS GUESSING                    #
###########################################################################
# If target not specified, try to gess one
if [ "$SUB_TARGET" = "" ]; then
	if [ "$SUB_OS_NAME" = "CYGWIN" ]; then
		echo "Choosing unix (cygwin) target"
		SUB_TARGET=unix
	else
		echo "Choosing unix target"
		SUB_TARGET=unix
	fi
fi

# Try to gess can
if [ "$SUB_CAN_DRIVER" = "" ]; then
	if [ "$SUB_TARGET" = "unix" ]; then
		if [ -e /usr/lib/libpcan.so ]; then 
			echo "Choosing installed Peak driver as CAN driver."
			SUB_CAN_DRIVER=peak
		else
			echo "Choosing virtual CAN driver."
			SUB_CAN_DRIVER=virtual
		fi
	fi
	if [ "$SUB_TARGET" = "win32" ]; then
		echo "CAN driver for windows --Not Implemented--"
	fi
fi

if [ "$SUB_TARGET" = "unix" -a "$SUB_LED_DRIVER" = "" ]; then
	echo "Choosing stdout LED driver."
	SUB_LED_DRIVER=stdout
fi

if [ "$SUB_TARGET" = "unix" -a "$SUB_NVRAM_DRIVER" = "" ]; then
	echo "Choosing binary file NVRAM driver. -- not implemented --"
#	SUB_NVRAM_DRIVER=file
fi

# If target is unix, default timers also
if [ "$SUB_TARGET" = "unix" -a "$SUB_TIMERS_DRIVER" = "" ]; then
	echo "Choosing unix timers driver."
	SUB_TIMERS_DRIVER=unix
fi

# Warn for unstalled peak driver if choosen
if [ "$SUB_CAN_DRIVER" = "peak" ]; then
	if [ ! -e /usr/lib/libpcan.so ]; then 
		echo "Peak driver hasn't been installed !"
		exit -1
	fi
fi

###########################################################################
#              TARGET/DRIVER SPECIFIC CFLAGS and OPTIONS                  #
###########################################################################
if [ "$SUB_TARGET" = "generic" ]; then
	if [ "$US_TO_TIMEVAL_FACTOR" = "" ]; then
		US_TO_TIMEVAL_FACTOR=1
	fi
	if [ "$TIMEVAL" = "" ]; then
		TIMEVAL=UNS64
	fi
	if [ "$TIMEVAL_MAX" = "" ]; then
		TIMEVAL_MAX=0xffffffffffffffff
	fi
fi

if [ "$SUB_TARGET" = "hcs12" ]; then
	# Only if we want to compile for a µC HCS12
	# search for gcc hcs12 compiler m6811-elf-gcc or m68hc12-gcc ?
	if [ "$CC" = "" ]; then
		which m6811-elf-gcc >/dev/null 2>&1
		if (( $? )); then 
			which m68hc12-gcc >/dev/null 2>&1
			if (( $? )); then 
				echo "Please use --cc flag to specify compiler"
				exit 0
			else
				CC=m68hc12-gcc 
			fi
		else
			CC=m6811-elf-gcc
			SUB_PROG_CFLAGS=-m68hc12
		fi
	fi
fi	

if [ "$SUB_TARGET" = "ecos_lpc2138_sja1000" ]; then
	# search for gcc arm compiler arm-elf-gcc or arm-elf-gcc ?
	if [ "$CC" = "" ]; then
		which arm-elf-gcc >/dev/null 2>&1
		if (( $? )); then 
			echo "error : Could not find arm-elf-gcc"
		else
			CC=arm-elf-gcc
			SUB_PROG_CFLAGS="-mcpu=arm7tdmi -Wall -Wpointer-arith -Wstrict-prototypes -Winline -Wundef -Os \
                        -ffunction-sections -fdata-sections -fno-exceptions -finline-functions"
		fi
	fi
	# ecos sja1000 driver implements calls needed by LSS.
	SUB_LSS_ENABLE=YES
	SUB_LED_ENABLE=YES
	SUB_NVRAM_ENABLE=YES
fi


#### CAN_DRIVER ####

if [ "$SUB_CAN_DRIVER" = "peak" ]; then
    if [ "$SUB_TIMERS_DRIVER" = "xeno" ]; then
    	SUB_EXE_CFLAGS=$SUB_EXE_CFLAGS\ -lrtdm
    fi
    SUB_EXE_CFLAGS=$SUB_EXE_CFLAGS\ -lpcan
fi

if [ "$SUB_CAN_DRIVER" = "peak_win32" ]; then
	if [ "$PCAN_HEADER" = "" -o "PCAN_LIB" = "" ]; then
		echo "!!! ERROR !!! Please set PCAN_LIB PCAN_HEADER [PCAN_INCLUDE] to appropriate paths ! "
	fi
   	SUB_EXE_CFLAGS=$SUB_EXE_CFLAGS\ -liberty\ \'$PCAN_LIB\'
	echo "Converting PcanLib header files for gcc -> /drivers/can_peak_win32/cancfg.h"
	cat include/can_peak_win32/cancfg.h.head $PCAN_INCLUDE/$PCAN_HEADER > include/can_peak_win32/cancfg.h
	# second port handling
	if [ "$PCAN2_HEADER" != "" ]; then
		echo "Stripping down second Pcan Light header "
		echo >> include/can_peak_win32/cancfg.h
		echo "// Stripped PcanLight header to prevent typedef conflicts ">> include/can_peak_win32/cancfg.h
		echo >> include/can_peak_win32/cancfg.h
		grep __stdcall $PCAN_INCLUDE/$PCAN2_HEADER >> include/can_peak_win32/cancfg.h
	   	SUB_EXE_CFLAGS=$SUB_EXE_CFLAGS\ \'$PCAN2_LIB\'
		echo '#define PCAN2_HEADER_' >> include/can_peak_win32/cancfg.h
	fi
	if grep -q CANHwType include/can_peak_win32/cancfg.h ; then
		echo "Peak Init HwType, IO_Port and IRQ will be passed in environment :"
		echo "	PCANHwType PCANIO_Port PCANInterupt"
		echo '#define extra_PCAN_init_params' >> include/can_peak_win32/cancfg.h
	fi
	cat include/can_peak_win32/cancfg.h.tail >> include/can_peak_win32/cancfg.h
fi

if [ "$SUB_CAN_DRIVER" = "none" ]; then
	SUB_CAN_DRIVER=
fi

#### TIMERS_DRIVER ####

if [ "$SUB_TIMERS_DRIVER" = "unix" ]; then
	if [ "$SUB_OS_NAME" != "CYGWIN" ]; then
	   SUB_EXE_CFLAGS=$SUB_EXE_CFLAGS\ -lpthread\ -lrt
	fi
fi

if [ "$SUB_TIMERS_DRIVER" = "xeno" ]; then
	SUB_EXE_CFLAGS=$SUB_EXE_CFLAGS\ -lnative\ -lrtdm\
\	-L`$XENO_CONFIG --library-dir`
	SUB_PROG_CFLAGS=$SUB_PROG_CFLAGS\ `$XENO_CONFIG --xeno-cflags`
	RTCAN_SOCKET=1
fi

if [ "$SUB_TIMERS_DRIVER" = "none" ]; then
	SUB_TIMERS_DRIVER=
fi

#### LED_DRIVER ####
#enable led support if a led driver have been selected.
if [ "$SUB_LED_DRIVER" != "" ]; then
	SUB_LED_ENABLE=YES
fi
#if "none" driver is selected led feature is enabled but driver not compiled
if [ "$SUB_LED_DRIVER" = "none" ]; then
	SUB_LED_DRIVER=
fi
#if "disable" driver is selected led feature is disabled
if [ "$SUB_LED_DRIVER" = "disable" ]; then
	SUB_LED_ENABLE=
	SUB_LED_DRIVER=
fi

#### NVRAM_DRIVER ####
#enable nvram support if a nvram driver have been selected.
if [ "$SUB_NVRAM_DRIVER" != "" ]; then
	SUB_NVRAM_ENABLE=YES
fi
#if "none" driver is selected nvram feature is enabled but driver not compiled
if [ "$SUB_NVRAM_DRIVER" = "none" ]; then
	SUB_NVRAM_DRIVER=
fi
#if "disable" driver is selected nvram feature is disabled
if [ "$SUB_NVRAM_DRIVER" = "disable" ]; then
	SUB_NVRAM_ENABLE=
	SUB_NVRAM_DRIVER=
fi

###########################################################################
#                              GUESS COMPILER                             #
###########################################################################
# If CC is empty, the user wanted automatic detection
if [ "$CC" = "" ]; then
	# Check for second compiler, CC2
	cat > $test.c <<EOF
	int main() { return 0; }
EOF
	if test "`($CC2 -c $CFLAGS $test.c) 2>&1`" = ""; then
		DETECTCC=$CC2
		echo "Checking for ${CC2}... Yes."
	else
		echo "Checking for ${CC2}... No."
	fi
	rm -f $test.c $test.o
	
	# Check for first compiler, CC1
	cat > $test.c <<EOF
	int main() { return 0; }
EOF
	if test "`($CC1 -c $CFLAGS $test.c) 2>&1`" = ""; then
		DETECTCC=$CC1
		echo "Checking for ${CC1}... Yes."
	else
		echo "Checking for ${CC1}... No."
	fi
	rm -f $test.c $test.o
	CC=$DETECTCC
fi
# Check if we decided on a compiler after all
if [ "$CC" = "" ]; then
	echo "Error: Could not find a C compiler"
	echo "Please supply the wanted compiler"
	exit -1
fi

echo "Using ${CC}"

###########################################################################
#                              GUESS PREFIX's                             #
###########################################################################

SUB_BINUTILS_PREFIX=`echo "$CC" | sed 's/gcc$//'`

# Guess prefix as regard cross compiling target machine
if [ "$SUB_PREFIX" = "" ]; then
	$CC -dumpspecs |grep -A 1 'cross_compile'|grep -q 1
	if (( $? )); then 
		SUB_PREFIX=/usr/local
		echo "Not cross-compiling. Will install in $SUB_PREFIX";
	else
		SUB_PREFIX=/usr/`$CC -dumpmachine`
		echo "This is a cross-compiler. Will install in $SUB_PREFIX";			
	fi
fi

echo "Using prefix: ${SUB_PREFIX}"

###########################################################################
#                   CANFESTIVAL DEFINES --> config.h                      #
###########################################################################
# Some CONSTANTS preparation
if [ "$CANOPEN_BIG_ENDIAN" = "" ]; then
	CANOPEN_LITTLE_ENDIAN=1
else
	CANOPEN_LITTLE_ENDIAN=
fi

# Create include/config.h with the relevant contents
rm -f include/config.h
echo "/*"\ >  include/config.h
echo "This file is part of CanFestival, a library implementing CanOpen Stack." >> include/config.h
echo "" >> include/config.h
echo "Copyright (C): Edouard TISSERANT and Francis DUPIN" >> include/config.h
echo "See COPYING file for copyrights details." >> include/config.h
echo "" >> include/config.h
echo "This library is free software; you can redistribute it and/or" >> include/config.h
echo "modify it under the terms of the GNU Lesser General Public" >> include/config.h
echo "License as published by the Free Software Foundation; either" >> include/config.h
echo "version 2.1 of the License, or (at your option) any later version." >> include/config.h
echo "" >> include/config.h
echo "This library is distributed in the hope that it will be useful," >> include/config.h
echo "but WITHOUT ANY WARRANTY; without even the implied warranty of" >> include/config.h
echo "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU" >> include/config.h
echo "Lesser General Public License for more details." >> include/config.h
echo "" >> include/config.h
echo "You should have received a copy of the GNU Lesser General Public" >> include/config.h
echo "License along with this library; if not, write to the Free Software" >> include/config.h
echo "Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA" >> include/config.h
echo "*/" >> include/config.h
echo "" >> include/config.h
echo "#ifndef _CONFIG_H_" >> include/config.h
echo "#define _CONFIG_H_" >> include/config.h
echo "" >> include/config.h
for i in \
 MAX_CAN_BUS_ID\
 SDO_MAX_LENGTH_TRANSFERT\
 SDO_MAX_SIMULTANEOUS_TRANSFERTS\
 NMT_MAX_NODE_ID\
 SDO_TIMEOUT_MS\
 MAX_NB_TIMER\
 CANOPEN_BIG_ENDIAN\
 CANOPEN_LITTLE_ENDIAN\
 US_TO_TIMEVAL_FACTOR\
 TIMEVAL\
 TIMEVAL_MAX\
 RTCAN_SOCKET; do
if [ "${!i}" = "" ]; then
echo "// $i is not defined" >> include/config.h
else
echo "#define $i ${!i}" >> include/config.h
fi
done	
echo "" >> include/config.h
echo "#endif /* _CONFIG_H_ */" >> include/config.h

###########################################################################
#                           DEBUG DEFINES/CFLAGS                          #
###########################################################################
if [ "$DEBUG" != "" ]; then
	SUB_PROG_CFLAGS=$SUB_PROG_CFLAGS\ -DDEBUG_CAN\ -DDEBUG_WAR_CONSOLE_ON\ -DDEBUG_ERR_CONSOLE_ON\ -g
fi

if [ "$DEBUG" = "PDO" ]; then
	SUB_PROG_CFLAGS=$SUB_PROG_CFLAGS\ -DPDO_ERROR
fi

if [ "$DISABLE_OPT" = "1" ]; then
	SUB_OPT_CFLAGS=
else
	SUB_OPT_CFLAGS=\$\(OPT_CFLAGS\)
fi

###########################################################################
#                              CREATE MAKEFILES                           #
###########################################################################
# General Makefiles
MAKEFILES=Makefile.in\
\ src/Makefile.in\
\ drivers/Makefile.in\
\ objdictgen/Makefile.in\
\ examples/Makefile.in

# Drivers dependent Makefiles
if [ "$SUB_TIMERS_DRIVER" != "" ]; then
	MAKEFILES=$MAKEFILES\
\	drivers/timers_$SUB_TIMERS_DRIVER/Makefile.in
fi

if [ "$SUB_CAN_DRIVER" != "" ]; then
	MAKEFILES=$MAKEFILES\
\	drivers/can_$SUB_CAN_DRIVER/Makefile.in
fi

if [ "$SUB_LED_DRIVER" != "" ]; then
	MAKEFILES=$MAKEFILES\
\	drivers/led_$SUB_LED_DRIVER/Makefile.in
fi

if [ "$SUB_NVRAM_DRIVER" != "" ]; then
	MAKEFILES=$MAKEFILES\
\	drivers/nvram_$SUB_NVRAM_DRIVER/Makefile.in
fi

# Target dependent Makefiles
MAKEFILES=$MAKEFILES\ drivers/$SUB_TARGET/Makefile.in

if [ "$SUB_TARGET" = "unix" ]; then
	MAKEFILES=$MAKEFILES\
\	examples/AppliMaster_Linux/Makefile.in\
\	examples/AppliSlave_Linux/Makefile.in\
\	examples/TestMasterSlave/Makefile.in
fi

if [ "$SUB_TARGET" = "hcs12" ]; then
	MAKEFILES=$MAKEFILES\
\	examples/AppliMaster_HCS12/Makefile.in\
\	examples/AppliSlave_HCS12/Makefile.in\
\	examples/gene_SYNC_HCS12/Makefile.in
fi

if [ "$SUB_TARGET" = "ecos_lpc2138_sja1000" ]; then
	MAKEFILES=$MAKEFILES\
\	examples/ecos_lpc2138_sja1000/src/Makefile.in
fi

for makefile_in in $MAKEFILES; do
	makefile=`echo $makefile_in | sed 's:.in$::'`
	echo "Creating $makefile"
	sed < $makefile_in "
	s:SUB_CC:${CC}:
	s:SUB_PROG_CFLAGS:${SUB_PROG_CFLAGS}:
	s:SUB_EXE_CFLAGS:${SUB_EXE_CFLAGS}:
	s:SUB_PREFIX:${SUB_PREFIX}:
	s:SUB_OS_NAME:${SUB_OS_NAME}:
	s:SUB_ARCH_NAME:${SUB_ARCH_NAME}:
	s:SUB_OPT_CFLAGS:${SUB_OPT_CFLAGS}:
	s:SUB_TARGET:${SUB_TARGET}:
	s:SUB_BINUTILS_PREFIX:${SUB_BINUTILS_PREFIX}:
	s:SUB_LSS_ENABLE:${SUB_LSS_ENABLE}:
	s:SUB_LED_ENABLE:${SUB_LED_ENABLE}:
	s:SUB_NVRAM_ENABLE:${SUB_NVRAM_ENABLE}:
	s:SUB_TIMERS_ENABLE:${SUB_TIMERS_ENABLE}:
	s:SUB_TIMERS_DRIVER:timers_${SUB_TIMERS_DRIVER}:
	s:SUB_CAN_DRIVER:can_${SUB_CAN_DRIVER}:
	s:SUB_LED_DRIVER:led_${SUB_LED_DRIVER}:
	s:SUB_NVRAM_DRIVER:nvram_${SUB_NVRAM_DRIVER}:
	" > $makefile
done

echo "All done."