#!/bin/sh

# If JAVA_HOME isn't set we'll try to figure it out
[ -z $JAVA_HOME ] && . ../find-java-home
if [ ! -f "$JAVA_HOME/include/jni.h" ]; then
    echo "Cannot find jni.h! Looked in '$JAVA_HOME/include/jni.h'"
    echo "Please set JAVA_HOME to a java home that has the JNI"
    exit 1
fi

#FIXME What platforms for MacOS?
MISC_DARWIN_PLATFORMS="powerpc powerpc64 powerpc64le powerpcle"

# Note: You will have to add the CPU ID for the platform in the CPU ID code
# for a new CPU. Just adding them here won't let I2P use the code!

#
# If you know of other platforms i2p on linux works on,
# please add them here.
# Do NOT add any X86 platforms, do that below in the x86 platform list.
#
MISC_LINUX_PLATFORMS="hppa2.0 alphaev56 armv5tel mips64el itanium itanium2 ultrasparc2 ultrasparc2i alphaev6 powerpc970 powerpc7455 powerpc7447"

#
# If you know of other platforms i2p on *BSD works on,
# please add them here.
# Do NOT add any X86 platforms, do that below in the x86 platform list.
#
MISC_FREEBSD_PLATFORMS="alphaev56 ultrasparc2i"
MISC_NETBSD_PLATFORMS="armv5tel mips64el ultrasparc2i sgi hppa2.0 alphaev56 powerpc powerpc64 powerpc64le powerpcle atari amiga m68knommu" # and many, many more
MISC_OPENBSD_PLATFORMS="alphaev56 ultrasparc2i sgi powerpc powerpc64 hppa2.0 alphaev56 armv5tel mips64el"

#
# MINGW/Windows??
#
MISC_MINGW_PLATFORMS=""

#
# Are there any other X86 platforms that work on i2p? Add them here.
#

# Note! these build on 32bit as 32bit when operating as 32bit...
X86_64_PLATFORMS="atom athlon64 core2 corei nano pentium4"

# Note! these are 32bit _ONLY_
X86_PLATFORMS="pentium pentiummmx pentium2 pentium3 pentiumm k6 k62 k63 athlon geode viac3 viac32 ${X86_64_PLATFORMS}"


#
# You should not need to edit anything below this comment.
#

# The built-in echo in /bin/sh (the real bourne shell) on BSD systems supports -e.
# The built-in echo in dash (the default /bin/sh on Debian) does not support -e
# but /bin/echo always supports -e in Linux; therefore, let's set echo to /bin/echo
# whenever we're on Linux and use the shell's built-in "echo" on everything else.

if [ $(uname -s |tr "[A-Z]" "[a-z]") = "linux" ]; then
        ECHO="/bin/echo"
elif [ $(uname -s |tr "[A-Z]" "[a-z]") = "gnu/kfreebsd" ]; then
        ECHO="/bin/echo"
else
        ECHO="echo"
fi

MINGW_PLATFORMS="${X86_PLATFORMS} ${MISC_MINGW_PLATFORMS}"
LINUX_PLATFORMS="${X86_PLATFORMS} ${MISC_LINUX_PLATFORMS}"
FREEBSD_PLATFORMS="${X86_PLATFORMS} ${MISC_FREEBSD_PLATFORMS}"
# As they say, "Of course it runs NetBSD!"
NETBSD_PLATFORMS="${FREEBSD_PLATFORMS} ${MISC_LINUX_PLATFORMS} ${MISC_NETBSD_PLATFORMS}"
OPENBSD_PLATFORM="${X86_PLATFORMS} ${MISC_OPENBSD_PLATFORMS}"

# FIXME Is this all?
DARWIN_PLATFORMS="core2 corei"

# Set the version to 5.0.2 for OSX because AFAIK there are only 64bit capable CPUs for the Intel Macs
if [ `uname -s |grep Darwin` ]; then
        VER=5.0.2
else
        VER=$($ECHO gmp-*.tar.bz2 | sed -e "s/\(.*-\)\(.*\)\(.*.tar.bz2\)$/\2/" | tail -n 1)
fi

if [ "$VER" = "" ] ; then
        $ECHO "ERROR! Can't find gmp source tarball."
        exit 1
fi


case `uname -s` in
MINGW*)
        PLATFORM_LIST="${MINGW_PLATFORMS}"
        NAME="jbigi"
        TYPE="dll"
        TARGET="windows"
        $ECHO "Building windows .dlls for all architectures";;
Darwin*)
        PLATFORM_LIST="${DARWIN_PLATFORMS}"
        NAME="libjbigi"
        TYPE="jnilib"
        TARGET="osx"
        $ECHO "Building ${TARGET} .jnilibs for all architectures";;
Linux*|*kFreeBSD)
        NAME="libjbigi"
        TYPE="so"
        PLATFORM_LIST=""
        if [ $(uname -s | tr "[A-Z]" "[a-z]") = "gnu/kfreebsd" ]; then
                TARGET="kfreebsd"
        else
                TARGET="linux"
        fi
        arch=$(uname -m | cut -f1 -d" ")
        case ${arch} in
                i[3-6]86)
                        arch="x86";;
        esac
        case ${arch} in
                x86_64 | amd64)
                        PLATFORM_LIST="${X86_64_PLATFORMS}"
                        TARGET="$TARGET-X86_64";;
                ia64)
                        PLATFORM_LIST="${X86_64_PLATFORMS}"
                        TARGET="$TARGET-ia64";;
                x86)
                        PLATFORM_LIST="${X86_PLATFORMS}"
                        TARGET="$TARGET-x86";;
                *)
                        PLATFORM_LIST="${LINUX_PLATFORMS}";;
        esac
        $ECHO "Building ${TARGET} .sos for ${arch}";;
NetBSD*|FreeBSD*|OpenBSD*)
        NAME="libjbigi"
        TYPE="so"
        PLATFORM_LIST=""
        BSDTYPE=$(uname -s | tr "[A-Z]" "[a-z]")
        arch=$(uname -m | cut -f1 -d" ")
        case ${arch} in
                i[3-6]86)
                        arch="x86";;
        esac
        case ${arch} in
                x86_64|amd64)
                        PLATFORM_LIST="${X86_64_PLATFORMS}"
                        TARGET="${BSDTYPE}-X86_64";;
                ia64)
                        PLATFORM_LIST="${X86_64_PLATFORMS}"
                        TARGET="${BSDTYPE}-ia64";;
                x86)
                        PLATFORM_LIST="${X86_PLATFORMS}"
                        TARGET="${BSDTYPE}-x86";;
                *)
                        case ${BSDTYPE} in
                                netbsd)
                                        PLATFORM_LIST="${NETBSD_PLATFORMS}";;
                                openbsd)
                                        PLATFORM_LIST="${OPENBSD_PLATFORMS}";;
                                freebsd)
                                        PLATFORM_LIST="${FREEBSD_PLATFORMS}";;
                                *)
                                        $ECHO "Unsupported build environment"
                                        exit 1;;
                        esac
        esac
        $ECHO "Building ${BSDTYPE} .sos for ${arch}";;
*)
        $ECHO "Unsupported build environment"
        exit;;
esac

make_static () {
        #
        # TODO
        # Fix formatting of output filename. Final versions will need to look
        # like libjbigi-linux-athlon64.so or libjbigi-linux-athlon64_64.so
        $ECHO "Attempting .${4} creation for ${3}${5}${2}"
        ../../build_jbigi.sh static || return 1
        cp ${3}.${4} ../../lib/net/i2p/util/${3}${5}${2}.${4}
        return 0
}

make_file () {
        # Nonfatal bail out on Failed build.
        $ECHO "Attempting build for ${3}${5}${2}"
        make && return 0
        cd ..
        rm -R "$2"
        $ECHO -e "\n\nFAILED! ${3}${5}${2} not made.\a"
        sleep 10
        return 1
}

configure_file () {
        $ECHO -e "\n\n\nAttempting configure for ${3}${5}${2}\n\n\n"
        sleep 10
        # Nonfatal bail out on unsupported platform.
        if [ `uname -s |grep Darwin` ]; then
                ../../gmp-${1}/configure --build=${2}-apple-darwin --with-pic && return 0
        else
                ../../gmp-${1}/configure --build=${2} --with-pic && return 0
        fi
        cd ..
        rm -R "$2"
        $ECHO -e "\n\nSorry, ${3}${5}${2} is not supported on your build environment.\a"
        sleep 10
        return 1
}

build_file () {
        configure_file "$1" "$2" "$3" "$4" "$5"  && make_file "$1" "$2" "$3" "$4" "$5" && make_static "$1" "$2" "$3" "$4" "$5" && return 0
        $ECHO -e "\n\n\nError building static!\n\n\a"
        sleep 10
        return 1
}

$ECHO "Extracting GMP Version $VER ..."
tar -xjf gmp-$VER.tar.bz2 || ( $ECHO "Error in tarball file!" ; exit 1 )

if [ ! -d bin ]; then
        mkdir bin
fi
if [ ! -d lib/net/i2p/util ]; then
        mkdir -p lib/net/i2p/util
fi

# Don't touch this one.
NO_PLATFORM=none

for x in $NO_PLATFORM $PLATFORM_LIST
do
        (
                if [ ! -d bin/$x ]; then
                        mkdir bin/$x
                        cd bin/$x
                else
                        cd bin/$x
                        rm -Rf *
                fi

                build_file "$VER" "$x" "$NAME" "$TYPE" "-$TARGET-"
        )
done

$ECHO "Success!"
exit 0