joeylib/scripts/installer.sh

#!/bin/bash -e

#
#  JoeyLib
#  Copyright (C) 2018-2019 Scott Duensing <scott@kangaroopunch.com>
#
#  This software is provided 'as-is', without any express or implied
#  warranty.  In no event will the authors be held liable for any damages
#  arising from the use of this software.
#
#  Permission is granted to anyone to use this software for any purpose,
#  including commercial applications, and to alter it and redistribute it
#  freely, subject to the following restrictions:
#
#  1. The origin of this software must not be misrepresented; you must not
#     claim that you wrote the original software. If you use this software
#     in a product, an acknowledgment in the product documentation would be
#     appreciated but is not required.
#  2. Altered source versions must be plainly marked as such, and must not be
#     misrepresented as being the original software.
#  3. This notice may not be removed or altered from any source distribution.
#


#
# Global variables
#
G_TITLE="JoeyLib Installer"
G_WORK=installerWork
G_PARENT=
G_SCRIPT=
G_UID=$(id -ru)
G_GID=$(id -rg)
G_IS_INSTALLED=()
G_VBCC_CURRENT="2017-08-14"
G_IIGS=0
#G_AMIGA=1
G_ATARIST=1
G_LINUX32=2
G_LINUX64=3
G_WIN32=4
G_WIN64=5
#G_MAC32=7
#G_MAC64=8
#G_ANDROID=9
#G_IOS=10

G_HAS_IIGS=0


function buildPCDeps() {
	local DIST=$1
	local PREFIX=$2
	local CROSS=$3
	local CC_EXPORT=$4
	local CXX_EXPORT=$5
	local CC_OLD=$CC
	local CXX_OLD=$CXX
	local SRC="${G_PARENT}/joeylib/joeylib/src"
	local G_CFLAGS="-Wall -D_REENTRANT_ -I${SRC} -I${PREFIX}/include -c"

	mkdir -p ${PREFIX}

	pushd deps &> /dev/null

	export CC="${CC_EXPORT}"
	export CXX="${CXX_EXPORT}"

	# SDL2
	purple "Building SDL2"
	if [[ ! -d SDL ]]; then
		hg clone http://hg.libsdl.org/SDL
	fi
	if [[ ! -e "${PREFIX}/lib/libSDL2.a" ]]; then
		clearPCDepsBuild
		pushd build &> /dev/null
		../SDL/configure \
			--target="${CROSS}" \
			--host="${CROSS}" \
			--build=x86_64-linux \
			--enable-static \
			--disable-shared \
			--prefix=${PREFIX}
		make
		make install
		popd &> /dev/null
	fi

	# libModPlug
	purple "Building libModPlug"
	if [[ ! -d libmodplug ]]; then
		git clone https://github.com/Konstanty/libmodplug.git
		pushd libmodplug &> /dev/null
		libtoolize --force
		aclocal
		autoheader
		automake --force-missing --add-missing
		autoconf
		popd &> /dev/null
	fi
	if [[ ! -e "${PREFIX}/lib/libmodplug.a" ]]; then
		clearPCDepsBuild
		pushd build &> /dev/null
		../libmodplug/configure \
			--target="${CROSS}" \
			--host="${CROSS}" \
			--build=x86_64-linux \
			--enable-static \
			--disable-shared \
			--prefix=${PREFIX}
		make
		make install
		popd &> /dev/null
	fi

	# SDL_mixer
	purple "Building SDL_mixer"
	if [[ ! -d SDL_mixer ]]; then
		hg clone http://hg.libsdl.org/SDL_mixer
	fi
	if [[ ! -e "${PREFIX}/lib/libSDL2_mixer.a" ]]; then
		clearPCDepsBuild
		pushd build &> /dev/null
		MODPLUG_CFLAGS="-I${PREFIX}/include -DMODPLUG_STATIC" \
		MODPLUG_LIBS="-L${PREFIX}/lib -lmodplug -lstdc++ -lm" \
		../SDL_mixer/configure \
			--target="${CROSS}" \
			--host="${CROSS}" \
			--build=x86_64-linux \
			--enable-static \
			--disable-shared \
			--prefix=${PREFIX} \
			--with-sdl-prefix=${PREFIX} \
			--disable-music-cmd \
			--disable-music-wave \
			--enable-music-mod-modplug \
			--disable-music-mod-modplug-shared \
			--disable-music-mod-mikmod \
			--disable-music-midi \
			--disable-music-ogg \
			--disable-music-flac \
			--disable-music-opus \
			--disable-music-mp3 \
			--disable-music-mp3-mpg123
		make
		make install
		popd &> /dev/null
	fi

	export CC="${CC_OLD}"
	export CXX="${CXX_OLD}"

	# JoeyLib
	purple "Building JoeyLib"
	if [[ -d "${DIST}" ]]; then
		rm -rf "${DIST}"
	fi
	mkdir -p "${DIST}"
	clearPCDepsBuild
	pushd build &> /dev/null
	${CC_EXPORT} ${G_CFLAGS} -o jPC.o ${SRC}/jPC.c
	${CC_EXPORT} ${G_CFLAGS} -o joey.o ${SRC}/joey.c
	ar x ${PREFIX}/lib/libSDL2.a
	ar x ${PREFIX}/lib/libSDL2_mixer.a
	ar x ${PREFIX}/lib/libmodplug.a
	ar rcs ${DIST}/libjoeylib.a *.o
	cp -f ${SRC}/joey.h ${DIST}/../..
	cp -f ${SRC}/../joey.pri ${DIST}/../..
	cp -f ${SRC}/../../scripts/build-PC.helper.sh ${DIST}/../..
	popd &> /dev/null

	popd &> /dev/null
}


function clearPCDepsBuild() {
	if [[ -d $(pwd)/build ]]; then
		rm -rf $(pwd)/build
	fi
	mkdir -p $(pwd)/build
}


function configRead() {
	if [[ -e "${G_PARENT}/joeyDev.sh" ]]; then
		source "${G_PARENT}/joeyDev.sh"
	fi
}


function configWrite() {
	local O=${G_PARENT}/joeyDev.sh
	local P=\${JOEYPATH}
	echo "#!/bin/bash" > "${O}"
	# Remember the initial path so we can run this more than once
	echo "if [[ -z \$JOEYPATH || \"\${JOEYPATH}\" == \"\" ]]; then" >> "${O}"
	echo -e "\texport JOEYPATH=\"\${PATH}\"" >> "${O}"
	echo "fi" >> "${O}"
	echo "export JOEY=\"${G_PARENT}\"" >> "${O}"
	if [[ ${G_IS_INSTALLED[$G_IIGS]} == 1 ]]; then
		# IIgs Runtime & ORCA Compilers
		P=\${JOEY}/sdks/IIgs:${P}
		echo "export GOLDEN_GATE=\"\${JOEY}/sdks/IIgs/ORCA\"" >> "${O}"
		echo "mountORCA.sh" >> "${O}"
	fi
	if [[ ${G_IS_INSTALLED[$G_ATARIST]} == 1 ]]; then
		# All VBCC targets get these
		P=\${JOEY}/sdks/vbcc/bin:${P}
		echo "export VBCC=\"\${JOEY}/sdks/vbcc\"" >> "${O}"
	fi
	echo "export PATH=\"${P}\"" >> "${O}"
	chmod +x "${O}"
}


function doSudo() {
	local ARGS="$@"
	local ASK="${G_PARENT}/${G_WORK}/askPass.sh"

	cat <<- ASKPASS > "${ASK}"
		#!/bin/bash
		"${G_PARENT}/${G_SCRIPT}" ASKPASS
	ASKPASS
	chmod +x "${ASK}"

	if [[ "${ARGS}x" == "x" ]]; then
		SUDO_ASKPASS="${ASK}" sudo -A -v
	else
		SUDO_ASKPASS="${ASK}" sudo -A "${ARGS}"
	fi
}


function doSudoAskPass() {
	local RET=
	local PASSWORD=

	set +e
	PASSWORD=$(
		whiptail --passwordbox "\n${G_TITLE} needs superuser access.\n\nPlease enter your password:" 12 60 --title "Need Root" 3>&1 1>&2 2>&3
	)
	RET=$?
	set -e

	if [[ ${RET} -ne 0 ]]; then
		echo "Cannot continue without superuser access." 1>&2
		exit 1
	fi

	printf "${PASSWORD}\n"
	exit 0
}


function download() {
	local URL=$1
	local FILE=$2

	if [[ -z ${FILE} ]]; then
		FILE=${URL##*/}
	fi

	if [[ -e "${FILE}" ]]; then
		rm -f "${FILE}"
	fi

	wget -O "${FILE}" ${URL}
}


function fetchGitHubRelease() {
	local __RESULT=$1
	local DEVELOPER=$2
	local COMPONENT=$3
	local EXTENSION=$4
	local URL=$(curl -s https://api.github.com/repos/${DEVELOPER}/${COMPONENT}/releases \
		| grep "browser_download_url.*${EXTENSION}" \
		| cut -d : -f 2,3 \
		| tr -d \" \
		| head -n 1)
	download ${URL}
	eval $__RESULT=\${FILE}
}


function installIIgs() {
	local RESULT=
	local O=
	local ORCA=
	local GGATE=
	local IIGS="${G_PARENT}/sdks/IIgs"

	G_IS_INSTALLED[$G_IIGS]=1
	configWrite
	configRead

	if [[ -e "${IIGS}/unmountORCA.sh" ]]; then
		"${IIGS}/unmountORCA.sh"
	fi
	mkdir -p "${IIGS}/ORCA"
	chmod 777 "${IIGS}/ORCA"

	if [[ ! -e "${IIGS}/hfsDrive.img" ]]; then
		purple "Creating HFS Volume"
		O=${IIGS}/mountORCA.sh
		echo "#!/bin/bash" > "${O}"
		echo "IIGS=${IIGS}" >> "${O}"
		echo "if ! mount | grep \${IIGS}/ORCA | grep -q hfsplus; then" >> "${O}"
		echo -e "\tfsck.hfsplus \${IIGS}/hfsDrive.img" >> "${O}"
		echo -e "\tIIGSDISK=\$(sudo losetup --partscan --find --show \${IIGS}/hfsDrive.img)" >> "${O}"
		echo -e "\tsudo mount \${IIGSDISK} \${IIGS}/ORCA" >> "${O}"
		echo -e "\techo LOOP=\${IIGSDISK} > \${IIGS}/lastMount.cfg" >> "${O}"
		echo -e "\techo MOUNT=\${IIGS}/ORCA >> \${IIGS}/lastMount.cfg" >> "${O}"
		echo "fi" >> "${O}"
		chmod +x "${O}"
		O=${IIGS}/unmountORCA.sh
		echo "#!/bin/bash" > "${O}"
		echo "IIGS=${IIGS}" >> "${O}"
		echo "if [[ -e \${IIGS}/lastMount.cfg ]]; then" >> "${O}"
		echo -e "\tsource \${IIGS}/lastMount.cfg" >> "${O}"
		echo -e "\tsudo umount \${MOUNT}" >> "${O}"
		echo -e "\tsudo losetup -d \${LOOP}" >> "${O}"
		echo -e "\tsudo rm \${IIGS}/lastMount.cfg" >> "${O}"
		echo "fi" >> "${O}"
		chmod +x "${O}"
		fallocate -l 32M "${IIGS}/hfsDrive.img"
		mkfs.hfs -v IIgs "${IIGS}/hfsDrive.img"
	fi

	"${IIGS}/mountORCA.sh"
	doSudo chown ${G_UID}:${G_GID} "${IIGS}/ORCA/."

	if [[ ! -e "${IIGS}/ORCA/Languages/cc" ]]; then
		tFileBrowser ORCA "Please locate your 'OPUS ][ The Software' ISO" .iso ..
		if [[ -z ${ORCA} || "${ORCA}" == "" ]]; then
			return 0
		fi
	fi

	if [[ ! -d GoldenGate ]]; then
		tFileBrowser GGATE "Please locate your 'Golden Gate' MSI" .msi ..
		if [[ -z ${GGATE} || "${GGATE}" == "" ]]; then
			return 0
		fi
		purple "Building GoldenGate"
		git clone git@gitlab.com:GoldenGate/GoldenGate.git
		if [ ! -d GoldenGate ]; then
			tBoldBox tRED "Unable to clone the GoldenGate repository!"
			echo "Must be a paying member of the GoldenGate project!"
			echo "See:  https://goldengate.gitlab.io/about/"
			exit 1
		fi
		pushd GoldenGate &> /dev/null
		git submodule init
		git submodule update
		mkdir -p build
		cd build
		cmake -DCMAKE_INSTALL_PREFIX=$(pwd)/installed ..
		make
		make install
		if [[ ! -e bin/iix ]]; then
			tBoldBox tRED "Failed to build GoldenGate."
			exit 1
		fi
		cp -f bin/{iix,dumpobj,opus-extractor} "${IIGS}/."
		cd installed
		msiextract "${GGATE}"
		find -name ".*" -delete
		cp -rf GoldenGate/* "${IIGS}/ORCA/."
		popd &> /dev/null
	fi

	if [[ ! -e "${IIGS}/ORCA/Languages/cc" ]]; then
		purple "Installing ORCA/C"
		isoinfo -i "${ORCA}" -x /FOR_EMUL/BYTEWORK.S\;1 > BYTEWORKS
		"${IIGS}/opus-extractor" -v BYTEWORKS "${IIGS}/ORCA"

		purple "Upgrading ORCA/C"
		fetchGitHubRelease RESULT byteworksinc ORCA-C 2mg
		"${IIGS}/opus-extractor" -v -s / ${RESULT} "${IIGS}/ORCA"

		pushd ${GOLDEN_GATE} &> /dev/null
		#find . -type d -exec chmod 755 {} \;
		#find . -type f -exec chmod 644 {} \;
		for O in etc/*                      ; do iix chtyp -t txt "${O}" ; done
		for O in lib/*                      ; do if [ -f "${O}" ] ; then iix chtyp -t lib "${O}" ; fi ; done
		for O in usr/lib/lib*               ; do iix chtyp -t lib "${O}" ; done
		for O in usr/lib/tmac/*             ; do iix chtyp -t txt "${O}" ; done
		for O in bin/*                      ; do iix chtyp -t exe "${O}" ; done
		for O in usr/bin/*                  ; do iix chtyp -t exe "${O}" ; done
		for O in usr/local/bin/*            ; do iix chtyp -t exe "${O}" ; done
		for O in Languages/*                ; do if [ -f "${O}" ] ; then iix chtyp -t exe "${O}"            ; fi ; done ;
		for O in Utilities/Help/*           ; do if [ -f "${O}" ] ; then iix chtyp -t txt "${O}"            ; fi ; done ;
		for O in Utilities/*                ; do if [ -f "${O}" ] ; then iix chtyp -t exe "${O}"            ; fi ; done ;
		for O in Libraries/*                ; do if [ -f "${O}" ] ; then iix chtyp -t lib "${O}"            ; fi ; done ;
		for O in Libraries/AInclude/*       ; do if [ -f "${O}" ] ; then iix chtyp -t txt "${O}"            ; fi ; done ;
		for O in Libraries/APWCInclude/*    ; do if [ -f "${O}" ] ; then iix chtyp -t txt "${O}"            ; fi ; done ;
		for O in Libraries/AppleUtil/*      ; do if [ -f "${O}" ] ; then iix chtyp -t txt "${O}"            ; fi ; done ;
		for O in Libraries/ORCACDefs/*      ; do if [ -f "${O}" ] ; then iix chtyp -l cc "${O}"             ; fi ; done ;
		for O in Libraries/ORCAInclude/*    ; do if [ -f "${O}" ] ; then iix chtyp -l asm "${O}"            ; fi ; done ;
		for O in Libraries/RInclude/*       ; do if [ -f "${O}" ] ; then iix chtyp -l rez "${O}"            ; fi ; done ;
		for O in Libraries/Tool.Interface/* ; do if [ -f "${O}" ] ; then iix chtyp -l pascal "${O}"         ; fi ; done ;
		for O in Libraries/GSoftDefs/*      ; do if [ -f "${O}" ] ; then iix chtyp -t 0x5e -a 0x8007 "${O}" ; fi ; done ;
		for O in Libraries/ORCAPascalDefs/* ; do if [ -f "${O}" ] ; then iix chtyp -t 0x5e -a 0x8009 "${O}" ; fi ; done ;
		for O in Libraries/m2defs/*         ; do if [ -f "${O}" ] ; then iix chtyp -t 0x5e -a 0x8006 "${O}" ; fi ; done ;

		popd &> /dev/null
	fi

	if [[ ! -d gsplus ]]; then
		purple "Building GSplus"
		git clone https://github.com/digarok/gsplus.git
		mkdir gsplus/build
		pushd gsplus/build &> /dev/null
		cmake ..
		make
		if [[ ! -e bin/GSplus ]]; then
			tBoldBox tRED "Failed to build GSplus."
			exit 1
		fi
		mkdir -p "${IIGS}/gsplus"
		cp -f bin/{GSplus,partls,to_pro} "${IIGS}/gsplus/."
		popd &> /dev/null
		echo -e "s7d1 = System601.po\n\ng_limit_speed = 0\n" > "${IIGS}/gsplus/config.txt"
		echo -e "s7d1 = System601.po\ns7d2 = /tmp/IIgs/import.po\n" > "${IIGS}/gsplus/IIgsTest.cfg"
	fi

	if [[ ! -f "${IIGS}/gsplus/ROM.03" ]]; then
		purple "Installing IIgs ROM"
		download http://www.whatisthe2gs.apple2.org.za/files/rom3.zip
		unzip rom3.zip
		mv -f APPLE2GS.ROM2 "${IIGS}/gsplus/ROM.03"
	fi

	if [[ ! -f "${IIGS}/gsplus/System601.po" ]]; then
		purple "Installing GS/OS"
		download http://www.whatisthe2gs.apple2.org.za/files/harddrive_image.zip
		unzip harddrive_image.zip
		mv -f "System 6 and Free Games.hdv" "${IIGS}/gsplus/System601.po"
	fi

	if [[ ! -d cadius ]]; then
		purple "Building Cadius"
		git clone https://github.com/mach-kernel/cadius.git
		pushd cadius &> /dev/null
		make
		if [[ ! -e bin/release/cadius ]]; then
			tBoldBox tRED "Failed to build Cadius."
			exit 1
		fi
		mkdir -p "${IIGS}/cadius"
		cp -f bin/release/cadius "${IIGS}/cadius/."
		popd &> /dev/null
	fi

	if [[ ! -e "${IIGS}/ntconverter/ntconverter.php" ]]; then
		purple "Installing NinjaTracker Converter"
		download https://www.ninjaforce.com/downloads/ntconverter.zip
		unzip ntconverter.zip
		mkdir -p "${IIGS}/ntconverter"
		cp -f ntconverter.php "${IIGS}/ntconverter/."
	fi

	mkdir -p "${JOEY}/dist/IIgs"

	if [[ ! -e "${JOEY}/dist/IIgs/Tool221#ba0000" ]]; then
		purple "Installing Tool221"
		download https://www.brutaldeluxe.fr/products/apple2gs/tool221/ninjatracker_tool221_v2.1.2mg
		"${IIGS}/cadius/cadius" extractfile ninjatracker_tool221_v2.1.2mg NT.TOOL221.V2.1/SYSTEM/TOOLS/TOOL221 .
		cp -f TOOL221#BA0000 "${JOEY}/dist/IIgs/Tool221#ba0000"
	fi

	purple "Building JoeyLib"
	O=${IIGS}/ORCA/out/joey
	if [[ -d "${O}" ]]; then
		rm -rf "${O}"
	fi
	mkdir -p "${O}"
	pushd "${JOEY}/joeylib/joeylib/src" &> /dev/null
	iix assemble +L jIIgs.asm keep=31:/out/joey/jIIgsasm > jIIgs.asm.dis
	iix compile jIIgs.c keep=31:/out/joey/jIIgsc
	iix compile joey.c keep=31:/out/joey/joey
	iix makelib 31:/out/joey/joeylib +31:/out/joey/jIIgsasm.A
	iix makelib 31:/out/joey/joeylib +31:/out/joey/jIIgsasm.ROOT
	iix makelib 31:/out/joey/joeylib +31:/out/joey/jIIgsc.a
	iix makelib 31:/out/joey/joeylib +31:/out/joey/joey.a
	popd &> /dev/null
	cp -f "${O}/joeylib" "${JOEY}/dist/IIgs/joeylib#b20000"
	cp -f "${JOEY}/joeylib/joeylib/src/joey.h" "${JOEY}/dist/."
	cp -f "${JOEY}/joeylib/scripts/build-IIgs.helper.sh" "${JOEY}/dist/."

	"${IIGS}/unmountORCA.sh"

	if [[ ! -e  "${IIGS}/hfsDrive.img.backup.tar.bz2" ]]; then
		tar cjf "${IIGS}/hfsDrive.img.backup.tar.bz2" "${IIGS}/hfsDrive.img"
	fi
}


function installLinux32() {
	buildPCDeps \
		"$(pwd)/../dist/linux/i386" \
		"$(pwd)/deps/installed/linux/i386" \
		"x86_64-linux-gnu" \
		"x86_64-linux-gnu-gcc -m32" \
		"x86_64-linux-gnu-g++ -m32"
}


function installLinux64() {
	buildPCDeps \
		"$(pwd)/../dist/linux/x64" \
		"$(pwd)/deps/installed/linux/x64" \
		"x86_64-linux-gnu" \
		"x86_64-linux-gnu-gcc" \
		"x86_64-linux-gnu-g++"
}


function installWin32() {
	buildPCDeps \
		"$(pwd)/../dist/windows/i386" \
		"$(pwd)/deps/installed/windows/i386" \
		"i686-w64-mingw32" \
		"i686-w64-mingw32-gcc -static-libgcc" \
		""
}


function installWin64() {
	buildPCDeps \
		"$(pwd)/../dist/windows/x64" \
		"$(pwd)/deps/installed/windows/x64" \
		"x86_64-w64-mingw32" \
		"x86_64-w64-mingw32-gcc -static-libgcc" \
		"x86_64-w64-mingw32-g++ -static-libstdc++"
}


function installST() {
	local ST="${G_PARENT}/sdks/st"

	G_IS_INSTALLED[$G_ATARIST]=1
	configWrite
	configRead

	mkdir -p "${ST}"

	if [[ ! -e "${ST}/tos104us.img" ]]; then
		purple "Installing TOS & Language Disk"
		download http://www.avtandil.narod.ru/tos/tos104us.zip
		unzip tos104us.zip
		mv tos104us.img "${ST}/."
	fi

	if [[ ! -e "${ST}/ST_language_disk_ca026062-004.ST" ]]; then
		purple "Installing Language Disk"
	 	download http://www.atarimania.com/pgedump.awp?id=28777 1040languagedisk.zip
		unzip 1040languagedisk.zip
		mv ST_language_disk_ca026062-004.ST "${ST}/."
	fi

	if [[ ! -e "${ST}/hatari.cfg" ]]; then
		purple "Configuring Hatari"
		cat <<-CONFIG > "${ST}/hatari.cfg"
			[Screen]
			bResizable = TRUE

			[Joystick1]
			nJoystickMode = 1
			nJoyId = 0

			[Sound]
			szYMCaptureFileName = "${ST}/hatari.wav"

			[Memory]
			szMemoryCaptureFileName = "${ST}/hatari.sav"
			szAutoSaveFileName = "${ST}/auto.sav"

			[Floppy]
			szDiskAFileName = "${ST}/ST_language_disk_ca026062-004.ST"
			szDiskImageDirectory = "${ST}"

			[HardDisk]
			szHardDiskDirectory = "${ST}"
			szHardDiskImage = "${ST}"
			szIdeMasterHardDiskImage = "${ST}"
			szIdeSlaveHardDiskImage = "${ST}"

			[ROM]
			szTosImageFileName = "${ST}/tos104us.img"
			bPatchTos = TRUE

			[Printer]
			szPrintToFileName = "${ST}/hatari.prn"

			[System]
			bPatchTimerD = TRUE
			bFastBoot = TRUE

			[Video]
			AviRecordFile = "${ST}/hatari.avi"
		CONFIG
	fi

	installVbcc

	if [[ ! -e "${G_PARENT}/sdks/vbcc/targets/m68k-atari" ]]; then
		purple "Configuring VBCC"
		download http://server.owl.de/~frank/vbcc/${G_VBCC_CURRENT}/vbcc_target_m68k-atari.lha
		lha xf vbcc_target_m68k-atari.lha
		mkdir -p "${G_PARENT}/sdks/vbcc/targets"
		cp -rf vbcc_target_m68k-atari/targets/m68k-atari "${G_PARENT}/sdks/vbcc/targets/."
	fi

	#hatari -c ${JOEY}/sdks/st/hatari.cfg
}


function installVbcc() {
	local VBCC="${G_PARENT}/sdks/vbcc"

	if [[ ! -e "${VBCC}/config" ]]; then
		purple "Installing VBCC"
		download http://sun.hasenbraten.de/vasm/release/vasm.tar.gz
		download http://sun.hasenbraten.de/vlink/release/vlink.tar.gz
		download http://www.ibaug.de/vbcc/vbcc.tar.gz
		download http://server.owl.de/~frank/vbcc/${G_VBCC_CURRENT}/vbcc_unix_config.tar

		tar xzf vasm.tar.gz
		tar xzf vlink.tar.gz
		tar xzf vbcc.tar.gz
		tar xf vbcc_unix_config.tar

		pushd vasm &> /dev/null
		make CPU=m68k SYNTAX=mot
		popd &> /dev/null

		pushd vlink &> /dev/null
		mkdir -p objects
		make
		popd &> /dev/null

		pushd vbcc &> /dev/null
		mkdir -p bin
		yes "" | make TARGET=m68k
		yes "" | make TARGET=m68ks
		popd &> /dev/null

		mkdir -p "${VBCC}/bin"
		cp vasm/{vasmm68k_mot,vobjdump} "${VBCC}/bin/."
		cp vlink/vlink "${VBCC}/bin/."
		cp vbcc/bin/* "${VBCC}/bin/."
		mv config "${VBCC}/."
	fi
}


function mainMenu() {
	local ITEMS=(
		"IIgs"
#		"Amiga"
		"ST"
		"Linux32"
		"Linux64"
		"Win32"
		"Win64"
#		"macOS32"
#		"macOS64"
#		"Android"
#		"iOS"
	)
	local DESC=(
		"Apple IIgs 16"
#		"Commodore Amiga 16"
		"Atari ST 16"
		"Linux 32"
		"Linux 64"
		"Windows 32"
		"Windows 64"
#		"macOS 32"
#		"macOS 64"
#		"Android 32"
#		"iOS 64"
	)
	local CHECK=(
		"IIgs/joeylib#b20000"
#		"Amiga"
		"ST/libjoeylib.a"
		"linux/i386/libjoeylib.a"
		"linux/x64/libjoeylib.a"
		"windows/i386/libjoeylib.a"
		"windows/x64/libjoeylib.a"
#		"macOS32"
#		"macOS64"
#		"Android"
#		"iOS"
	)
	local TOTAL=${#ITEMS[*]}
	local MENU=()
	local X=
	local WHAT=
	local CHOICE="x"

	G_IS_INSTALLED=(
		0
#		0
		0
		0
		0
		0
		0
#		0
#		0
#		0
#		0
	)

	while [[ "${CHOICE}" != "" ]]; do
		MENU=()
		for (( X=0; X<=$(( ${TOTAL}-1 )); X++ )); do
			MENU+=( "${ITEMS[$X]}" )
			if [[ -e "${G_PARENT}/dist/${CHECK[$X]}" ]]; then
				WHAT="Rebuild"
				G_IS_INSTALLED[$X]=1
			else
				WHAT="Install"
				G_IS_INSTALLED[$X]=0
			fi
			MENU+=( "${WHAT} ${DESC[$X]} Bit JoeyLib Library" )
		done
		CHOICE=$(
			set e+
			whiptail --title "${G_TITLE}" --cancel-button "Exit" --menu "" $(( ${TOTAL}+7 )) 65 ${TOTAL} "${MENU[@]}" 3>&2 2>&1 1>&3
			set e-
		)
		if [[ "${CHOICE}" != "" ]]; then
			doSudo
			CHOICE="install${CHOICE}"
			echo ""
			tBoldBox tCYAN "NOTE:  If an error is encountered, installer will exit!"
			${CHOICE}
		fi
	done
}


function purple() {
	local TEXT=$1
	echo ""
	tBoldBox tPURPLE "${TEXT}"
	echo ""
}


# --- START
function start() {

	# This has to exist before doSudo is called
	mkdir -p "${G_WORK}"

	doSudo

	# Do we have Towel yet?
	if [[ ! -f "${G_WORK}/towel/towel.sh" ]]; then
		# Do we have GIT?
		if [[ "$(which git || true)" == "" ]]; then
			echo "Installing git..."
			doSudo apt-get -y install git &> /dev/null
		fi
		echo "Downloading towel.sh support library..."
		git clone https://skunkworks.kangaroopunch.com/skunkworks/towel.git "${G_WORK}/towel" &> /dev/null
	fi

	# Load Towel
	source "${G_WORK}/towel/towel.sh"

	# Don't change directories until Towel is loaded.
	pushd "${G_WORK}" &> /dev/null

	# See if all the packages we need are installed
	echo ""
	tBoldBox tBLUE "Examining system..."
	tCheckPackages MISSING cmake ragel hfsplus hfsutils hfsprogs libreadline-dev libedit-dev \
		build-essential git mercurial texinfo libtool autoconf automake re2c \
		gcc-multilib g++-multilib mingw-w64 gdb-mingw-w64 clang llvm-dev libxml2-dev \
		uuid-dev libssl-dev bash patch make tar xz-utils bzip2 gzip sed cpio \
		libpulse-dev{,:i386} libasound2-dev{,:i386} \
		libsdl2-dev libsdl2-image-dev libsdl2-mixer-dev libfreetype6-dev libpcap0.8-dev \
		php-cli msitools hatari lhasa bison xcftools

	if [[ "${MISSING}" != "" ]]; then
		if (whiptail --title "${G_TITLE}" --yesno "Some required packages are missing.\n\nInstall them now?" 9 40); then
			TEMP=" ${MISSING//[^ ]}"
			TOTAL=${#TEMP}
			COUNT=0
			{
				for PACKAGE in ${MISSING}; do
					PERCENT=$(( 100*(++COUNT)/TOTAL ))
					echo ${PERCENT}
					doSudo apt-get -y install ${PACKAGE} &> /dev/null
				done
			} | whiptail --title "${G_TITLE}" --gauge "\nInstalling packages..." 7 50 0
		else
			tBoldBox tRED "Canceled!"
			echo ""
			echo "Installation cannot continue without the following pacakges:"
			echo ""
			echo ${MISSING}
			echo ""
			exit 1
		fi
	fi

	# Do we have JoeyLib yet?
	if [[ ! -f ${G_PARENT}/joeylib/LICENSE ]]; then
		echo ""
		tBoldBox tBLUE "Downloading JoeyLib source..."
		git clone https://skunkworks.kangaroopunch.com/skunkworks/joeylib.git ${G_PARENT}/joeylib &> /dev/null
	fi

	mainMenu
	configWrite

	clear
	tBoldBox tBLUE "Goodbye!"
	echo ""

	# --- EXIT
	popd &> /dev/null
}


# Remember where we live.
G_PARENT=$(pwd)
G_SCRIPT=$(basename -- "$0")

# Is SUDO after us?
if [[ "$1" == "ASKPASS" ]]; then
	doSudoAskPass
fi

# At the very end so we can stream this script from a web server.
start