#!/bin/sh

if [ "$1" = "-h" ]; then
	echo Options:
	echo "  --prefix=path     prefix path where the SHARP development kit is installed (default: /opt). Also edit gcc-arm-env.sh for the correct values"
	echo "  --enable-ssl      use when SSL lib is installed on your PDA"
	echo "  --disable-ssl     use when SSL lib is NOT installed on your PDA (default)"
	echo "  --help            this here"
	exit 0
fi
if [ "$1" = "--help" ]; then
	echo Options:
	echo "  --prefix=path     prefix path where the SHARP development kit is installed (default: /opt). Also edit gcc-arm-env.sh for the correct values"
	echo "  --enable-ssl      use when SSL lib is installed on your PDA"
	echo "  --disable-ssl     use when SSL lib is NOT installed on your PDA (default)"
	echo "  --help            this here"
	exit 0
fi

EMBEDIX_LOCATION=""
ENABLE_SSL="no"
SSL_PATH=""
SSL_IPATH=""
CRYPTO_PATH=""
STRIP=""
ARM_LIB_PATH=""
ARM_INC_PATH=""

if [ "$1" = "--prefix=" ]; then
	EMBEDIX_LOCATION=`echo "$1"|sed 's/.*--prefix=//'`
	shift

	if [ "$1" = "--enable-ssl" ]; then
		ENABLE_SSL="yes"
	fi
	shift
fi
if [ "$1" = "--enable-ssl" ]; then
	ENABLE_SSL="yes"
	shift

	if [ "$1" = "--prefix" ]; then
		EMBEDIX_LOCATION=`echo "$1"|sed 's/.*--prefix=//'`
	fi
	shift
fi

if [ "X" = "X$EMBEDIX_LOCATION" ]; then
	  EMBEDIX_LOCATION="/opt/"
fi


echo; echo "Setup cross-compile environment";echo
. ./arm/gcc-arm-env.sh

echo
echo "Starting hydra auto configuration for ARM ..."
echo
echo "Checking for Sharp's ARM cross-compile environment for Linux in $EMBEDIX_LOCATION ..."
if [ -x $CROSSCOMPILE/bin/arm-linux-gcc ];then
	echo "Found cross-compiler arm-linux-gcc"
	CC="arm-linux-gcc"
else
	echo "Error: Did not find cross-compiler"
	exit 1


fi
if [ -d $EMBEDIX_LOCATION/Embedix/tools/arm-linux/usr/lib/ ];then
	echo "Found ARM library path"
	ARM_LIB_PATH="$EMBEDIX_LOCATION/Embedix/tools/arm-linux/lib/"
	ARM_LIB_PATH="$ARM_LIB_PATH $EMBEDIX_LOCATION/Embedix/tools/arm-linux/usr/lib/"
else
	echo "Error: Did not find ARM library path"
	exit 1
fi
if [ -d $EMBEDIX_LOCATION/Embedix/tools/arm-linux/usr/include/ ];then
	echo "Found ARM include path"
	ARM_INC_PATH="$EMBEDIX_LOCATION/Embedix/tools/arm-linux/usr/include/"
	ARM_INC_PATH="$ARM_INC_PATH $EMBEDIX_LOCATION/Embedix/tools/arm-linux/include/"
else
	echo "Error: Did not find ARM library path"
	exit 1
fi

if [ -x $EMBEDIX_LOCATION/Embedix/tools/arm-linux/bin/strip ];then
	STRIP="$EMBEDIX_LOCATION/Embedix/tools/arm-linux/bin/strip"
fi

echo
if [ "$ENABLE_SSL" = "yes" ];then
	echo "Checking for openssl ..."
	for i in $ARM_LIB_PATH
	do
		if [ "X" = "X$SSL_PATH" ]; then
			if [ -f "$i/libssl.so" -o -f "$i/libssl.dylib" ]; then
				SSL_PATH="$i"
			fi
		fi
		if [ "X" = "X$SSL_PATH" ]; then
			TMP_LIB=`/bin/ls $i/libssl.* 2> /dev/null | grep libssl.`
			if [ -n "$TMP_LIB" ]; then
				SSL_PATH="$i"
			fi
		fi
		if [ "X" = "X$CRYPTO_PATH" ]; then
			if [ -f "$i/libcrypto.so" -o -f "$i/libcrypto.dylib" ]; then
				CRYPTO_PATH="$i"
			fi
		fi
		if [ "X" = "X$CRYPTO_PATH" ]; then
			TMP_LIB=`/bin/ls $i/libcrypto.* 2> /dev/null | grep libcrypto.`
			if [ -n "$TMP_LIB" ]; then
				CRYPTO_PATH="$i"
			fi
		fi
	done
fi # enable SSL

for i in $ARM_INC_PATH
do
	  if [ "X" = "X$SSL_IPATH" ]; then
	      if [ -f "$i/openssl/ssl.h" ]; then
	          SSL_IPATH="$i"
	      fi
	  fi
done

if [ "X" = "X$SSL_PATH" ]; then
	  SSL_IPATH=""
	  CRYPTO_PATH=""
fi
if [ "X" = "X$SSL_IPATH" ]; then
	  SSL_PATH=""
	  CRYPTO_PATH=""
fi
if [ -n "$SSL_PATH" ]; then
	  echo "                     ... found"
fi
if [ "X" = "X$SSL_PATH" ]; then
	  echo "                     ... NOT found, SSL support disabled"
fi

echo
XDEFINES=""
XLIBS=""
XLIBPATHS=""
XIPATHS=""

if [ -n "$SSL_PATH" ]; then
	  XDEFINES="$XDEFINES -DOPENSSL"
fi
for i in $SSL_PATH $CRYPTO_PATH $ARM_LIB_PATH; do
	  XLIBPATHS="$XLIBPATHS -L$i"
done
for i in $SSL_IPATH $ARM_INC_PATH
do
	XIPATHS="$XIPATHS -I$i"
done
if [ -n "$SSL_PATH" ]; then
	  XLIBS="$XLIBS -lssl"
fi
if [ -n "$CRYPTO_PATH" ]; then
	  XLIBS="$XLIBS -lcrypto"
fi

echo "CC=$CC" > Makefile
echo "XIPATHS=$XIPATHS" >> Makefile
echo "XDEFINES=$XDEFINES" >> Makefile
echo "XLIBS=$XLIBS -lm" >> Makefile
echo "XLIBPATHS=$XLIBPATHS" >> Makefile
echo "PREFIX=$PREFIX" >> Makefile
echo "STRIP=$STRIP" >> Makefile
cat Makefile.am >> Makefile

echo "Resulting binary will run on Sharp Zaurus and iPAQ with Linux."
echo
echo "Now type \"make\" and \"make buildipkg\""
if [ "$ENABLE_SSL" = "yes" ];then
	echo
	echo "You have enabled SSL support for your ARM architecture."
	echo "Make sure you installed Debian's libssl for ARM IPKG-Package."
fi