#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ(2.60)
AC_INIT(BTstack, 0.1)
AC_CONFIG_AUX_DIR(config)
AM_INIT_AUTOMAKE(BTstack,0.1)

AC_ARG_WITH(hci-transport, [AS_HELP_STRING([--with-hci-transport=transportType], [Specify BT type to use: h4, usb (not supported yet])], HCI_TRANSPORT=$withval, HCI_TRANSPORT="h4")  
AC_ARG_WITH(uart-device, [AS_HELP_STRING([--with-uart-device=uartDevice], [Specify BT UART device to use])], UART_DEVICE=$withval, UART_DEVICE="DEFAULT")  
AC_ARG_WITH(uart-speed, [AS_HELP_STRING([--with-uart-speed=uartSpeed], [Specify BT UART speed to use])], UART_SPEED=$withval, UART_SPEED="115200")
AC_ARG_ENABLE(bluetool, [AS_HELP_STRING([--disable-bluetool],[Disable init of Bluetooth module by BlueTool])], USE_BLUETOOL=$enableval, USE_BLUETOOL="DEFAULT")
AC_ARG_ENABLE(springboard, [AS_HELP_STRING([--disable-springboard],[Disable display of BTstack status in SpringBoard])], USE_SPRINGBOARD=$enableval, USE_SPRINGBOARD="DEFAULT")
AC_ARG_ENABLE(launchd, [AS_HELP_STRING([--enable-launchd],[Compiles BTdaemon for use by launchd])], USE_LAUNCHD=$enableval, USE_LAUNCHD="NO")
AC_ARG_WITH(iphone-ip, [AS_HELP_STRING([--with-iphone-ip=192.168.1.5], [Specify IP address used by iPhone for installation (not supported yet)])], IPHONE_IP=$withval, IPHONE_IP="")  
AC_ARG_WITH(vendor-id, [AS_HELP_STRING([--with-vendor-id=vendorID], [Specify USB BT Dongle vendorID])], USB_VENDOR_ID=$withval, USB_VENDOR_ID="")  
AC_ARG_WITH(product-id, [AS_HELP_STRING([--with-product-id=productID], [Specify USB BT Dongle productID])], USB_PRODUCT_ID=$withval, USB_PRODUCT_ID="")  


# BUILD/HOST/TARGET
AC_CANONICAL_HOST

# Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_OBJC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET

# use capitals for transport type
if test "x$HCI_TRANSPORT" = xusb; then
    HCI_TRANSPORT="USB"
fi
if test "x$HCI_TRANSPORT" = xh4; then
    HCI_TRANSPORT="H4"
fi


# validate USB support
if test "x$HCI_TRANSPORT" = xUSB; then
    # pkg-config needed
    PKG_PROG_PKG_CONFIG
    # libusb installed?
    PKG_CHECK_MODULES([LIBUSB], [libusb-1.0], HAVE_LIBUSB="yes", HAVE_LIBUSB="no")
    if test "$HAVE_LIBUSB" == "no" ; then 
        AC_MSG_ERROR(USB Transport requested but libusb-1.0 not found using pkg-config. Please set PKG_CONFIG_PATH correctly and/or install libusb-1.0 from your distribution or from http://libusb.sourceforge.net/api-1.0/)
    fi
    if test -z "$USB_VENDOR_ID" ; then 
        AC_MSG_ERROR(USB Transport requested but USB_VENDOR_ID not set. Please specify vendor ID of your USB dongle using --with-vendor-id=0x1234)
    fi
    if test -z "$USB_PRODUCT_ID" ; then 
        AC_MSG_ERROR(USB Transport requested but USB_PRODUCT_ID not set. Please specify product ID of your USB dongle using --with-product-id=0x1234)
    fi
    CFLAGS="$CFLAGS $LIBUSB_CFLAGS"
    LDFLAGS="$LDFLAGS $LIBUSB_LIBS"
fi
AM_CONDITIONAL(HAVE_LIBUSB, [test "x$HAVE_LIBUSB" == "xyes"])


echo
echo "BTstack configured for HCI $HCI_TRANSPORT Transport"

# iPhone/iPod touch cross-compilation for darwin
DEVELOPER_PATH="/Developer/Platforms/iPhoneOS.platform/Developer"
SDK_VERSION="2.0"
SDK_PATH="$DEVELOPER_PATH/SDKs/iPhoneOS$SDK_VERSION.sdk"
GCC_VERSION="4.0.1"
if test "x$target" = xiphone; then
    case "$host_os" in
        darwin*)
            echo "Cross-compiling for iPhone/iPod touch using Apple's iPhone SDK"
            echo "iPhone IP for install-iphone target: $IPHONE_IP"
            CC="$DEVELOPER_PATH/usr/bin/arm-apple-darwin9-gcc-$GCC_VERSION"
            OBJC="$DEVELOPER_PATH/usr/bin/arm-apple-darwin9-g++-$GCC_VERSION"
            CFLAGS="$CFLAGS -g"
            CPPFLAGS="$CPPFLAGS -I$SDK_PATH/usr/include"
            CPPFLAGS="$CPPFLAGS -I$SDK_PATH/usr/lib/gcc/arm-apple-darwin9/$GCC_VERSION/include"
            CPPFLAGS="$CPPFLAGS -F$SDK_PATH/System/Library/Frameworks"
            LDFLAGS="$LDFLAGS -F$SDK_PATH/System/Library/Frameworks"
            LDFLAGS="$LDFLAGS -L$SDK_PATH/usr/lib -framework CoreFoundation -framework UIKit"
            LDFLAGS="$LDFLAGS -L$SDK_PATH/System/Library/Frameworks/IOKit.framework/Versions/A"
            LDFLAGS="$LDFLAGS -lIOkit -lobjc"
		   ;;
        *)
            AC_MSG_ERROR(Don't know how to compile without Apple's iPhone SDK, sorry.)
            ;;
    esac	        
    
    if test "x$UART_DEVICE" = xDEFAULT ; then
        UART_DEVICE=/dev/tty.bluetooth
    fi
    if test "x$USE_BLUETOOL" = xDEFAULT ; then
        USE_BLUETOOL="yes"
        echo "USE_BLUETOOL:    $USE_BLUETOOL"
    fi
    if test "x$USE_SPRINGBOARD" = xDEFAULT ; then
        USE_SPRINGBOARD="yes"
        echo "USE_SPRINGBOARD: $USE_SPRINGBOARD"
        SPRINGBOARD_ACCESS_SOURCES="../SpringBoardAccess/SpringBoardAccess.c"
    fi
    echo "USE_LAUNCHD:     $USE_LAUNCHD"
    
else
    if test "x$UART_DEVICE" = xDEFAULT ; then
        UART_DEVICE=/dev/ttyS0
    fi
fi
AM_CONDITIONAL(USE_SPRINGBOARD, [test "x$USE_SPRINGBOARD" == "xyes"])

# summary
if test "x$HCI_TRANSPORT" = xUSB; then
    echo "USB_PRODUCT_ID:  $USB_PRODUCT_ID"
    echo "USB_VENDOR_ID:   $USB_VENDOR_ID"
    echo "LIBUSB_CFLAGS:   $LIBUSB_CFLAGS"
    echo "LIBUSB_LIBS:     $LIBUSB_LIBS"
else
    echo "UART_DEVICE=$UART_DEVICE"
    echo "UART_SPEED=$UART_SPEED"
fi
echo

# create config.h
echo "// config.h created by configure for BTstack " `date`> config.h
if test "x$HCI_TRANSPORT" = xUSB; then
    echo "#define HAVE_TRANSPORT_USB" >> config.h
    echo "#define USB_PRODUCT_ID $USB_PRODUCT_ID" >> config.h
    echo "#define USB_VENDOR_ID $USB_VENDOR_ID" >> config.h
else
    echo "#define HAVE_TRANSPORT_H4" >> config.h
    echo "#define UART_DEVICE \"$UART_DEVICE\"" >> config.h
    echo "#define UART_SPEED $UART_SPEED" >> config.h
    if test "x$USE_BLUETOOL" = xyes; then
        echo "#define USE_BLUETOOL" >> config.h
    fi
    if test "x$USE_SPRINGBOARD" = xyes; then
        echo "#define USE_SPRINGBOARD" >> config.h
    fi
    if test "x$USE_LAUNCHD" = xyes; then
        echo "#define USE_LAUNCHD" >> config.h
    fi
fi

AC_SUBST(IPHONE_IP)
AC_SUBST(HAVE_LIBUSB)
AC_SUBST(SPRINGBOARD_ACCESS_SOURCES)
AC_OUTPUT(Makefile src/Makefile example/Makefile SpringBoardAccess/Makefile)