buildMobileVLCKit.sh 25.6 KB
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#!/bin/sh
# Copyright (C) Pierre d'Herbemont, 2010
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# Copyright (C) Felix Paul Kühne, 2012-2017
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set -e

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BUILD_DEVICE=yes
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BUILD_SIMULATOR=yes
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BUILD_STATIC_FRAMEWORK=no
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SDK_VERSION=`xcrun --sdk iphoneos --show-sdk-version`
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SDK_MIN=7.0
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VERBOSE=no
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DEBUG=no
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CONFIGURATION="Release"
NONETWORK=no
SKIPLIBVLCCOMPILATION=no
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SCARY=yes
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TVOS=no
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BITCODE=no
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OSVERSIONMINCFLAG=miphoneos-version-min
OSVERSIONMINLDFLAG=ios_version_min
ROOT_DIR=empty
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FARCH="all"
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TESTEDHASH=dd26ae7ed
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CORE_COUNT=`sysctl -n machdep.cpu.core_count`
let MAKE_JOBS=$CORE_COUNT+1

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usage()
{
cat << EOF
usage: $0 [-s] [-v] [-k sdk]

OPTIONS
   -k       Specify which sdk to use (see 'xcodebuild -showsdks', current: ${SDK})
   -v       Be more verbose
   -s       Build for simulator
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   -f       Build framework for device and simulator
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   -d       Enable Debug
   -n       Skip script steps requiring network interaction
   -l       Skip libvlc compilation
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   -t       Build for tvOS
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   -w       Build a limited stack of non-scary libraries only
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   -y       Build universal static libraries
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   -b       Enable bitcode
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   -a       Build framework for specific arch (all|i386|x86_64|armv7|armv7s|aarch64)
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EOF
}

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while getopts "hvwsfbdntlk:a:" OPTION
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do
     case $OPTION in
         h)
             usage
             exit 1
             ;;
         v)
             VERBOSE=yes
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             MAKE_JOBS=1
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             ;;
         s)
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             BUILD_DEVICE=no
             BUILD_SIMULATOR=yes
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             BUILD_STATIC_FRAMEWORK=no
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             ;;
         f)
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             BUILD_DEVICE=yes
             BUILD_SIMULATOR=yes
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             BUILD_STATIC_FRAMEWORK=yes
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             ;;
         d)  CONFIGURATION="Debug"
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             DEBUG=yes
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             ;;
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         w)  SCARY="no"
             ;;
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         n)
             NONETWORK=yes
             ;;
         l)
             SKIPLIBVLCCOMPILATION=yes
             ;;
         k)
             SDK=$OPTARG
             ;;
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         a)
             BUILD_DEVICE=yes
             BUILD_SIMULATOR=yes
             BUILD_STATIC_FRAMEWORK=yes
             FARCH=$OPTARG
             ;;
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         b)
             BITCODE=yes
             ;;
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         t)
             TVOS=yes
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             BITCODE=yes
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             SDK_VERSION=`xcrun --sdk appletvos --show-sdk-version`
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             SDK_MIN=9.0
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             OSVERSIONMINCFLAG=mtvos-version-min
             OSVERSIONMINLDFLAG=tvos_version_min
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             ;;
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         ?)
             usage
             exit 1
             ;;
     esac
done
shift $(($OPTIND - 1))

out="/dev/null"
if [ "$VERBOSE" = "yes" ]; then
   out="/dev/stdout"
fi

if [ "x$1" != "x" ]; then
    usage
    exit 1
fi

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get_actual_arch() {
    if [ "$1" = "aarch64" ]; then
        echo "arm64"
    else
        echo "$1"
    fi
}

get_arch() {
    if [ "$1" = "arm64" ]; then
        echo "aarch64"
    else
        echo "$1"
    fi
}

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spushd()
{
     pushd "$1" 2>&1> /dev/null
}

spopd()
{
     popd 2>&1> /dev/null
}

info()
{
     local green="\033[1;32m"
     local normal="\033[0m"
     echo "[${green}info${normal}] $1"
}

buildxcodeproj()
{
    local target="$2"
    local PLATFORM="$3"

    info "Building $1 ($target, ${CONFIGURATION}, $PLATFORM)"

    local architectures=""
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    if [ "$FARCH" = "all" ];then
        if [ "$TVOS" != "yes" ]; then
            if [ "$PLATFORM" = "iphonesimulator" ]; then
                architectures="i386 x86_64"
            else
                architectures="armv7 armv7s arm64"
            fi
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        else
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            if [ "$PLATFORM" = "appletvsimulator" ]; then
                architectures="x86_64"
            else
                architectures="arm64"
            fi
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        fi
    else
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        architectures=`get_actual_arch $FARCH`
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    fi

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    local bitcodeflag=""
    if [ "$BITCODE" = "yes" ]; then
        bitcodeflag="BITCODE_GENERATION_MODE=bitcode"
    fi

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    local defs="$GCC_PREPROCESSOR_DEFINITIONS"
    if [ "$SCARY" = "no" ]; then
        defs="$defs NOSCARYCODECS"
    fi
    xcodebuild -project "$1.xcodeproj" \
               -target "$target" \
               -sdk $PLATFORM$SDK \
               -configuration ${CONFIGURATION} \
               ARCHS="${architectures}" \
               IPHONEOS_DEPLOYMENT_TARGET=${SDK_MIN} \
               GCC_PREPROCESSOR_DEFINITIONS="$defs" \
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               ${bitcodeflag} \
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               > ${out}
}

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# Get root dir
spushd .
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ROOT_DIR=`pwd`
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spopd

info "Preparing build dirs"

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mkdir -p libvlc

spushd libvlc
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echo `pwd`
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if [ "$NONETWORK" != "yes" ]; then
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    if ! [ -e vlc ]; then
        git clone git://git.videolan.org/vlc.git vlc
        info "Applying patches to vlc.git"
        cd vlc
        git checkout -B localBranch ${TESTEDHASH}
        git branch --set-upstream-to=origin/master localBranch
        git am ${ROOT_DIR}/Resources/MobileVLCKit/patches/*.patch
        if [ $? -ne 0 ]; then
            git am --abort
            info "Applying the patches failed, aborting git-am"
            exit 1
        fi
        cd ..
    else
        cd vlc
        git pull --rebase
        git reset --hard ${TESTEDHASH}
        git am ${ROOT_DIR}/Resources/MobileVLCKit/patches/*.patch
        cd ..
    fi
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fi

spopd

#
# Build time
#

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out="/dev/null"
if [ "$VERBOSE" = "yes" ]; then
   out="/dev/stdout"
fi
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if [ "$SKIPLIBVLCCOMPILATION" != "yes" ]; then
    info "Building tools"
    spushd ${ROOT_DIR}/libvlc/vlc/extras/tools
    ./bootstrap
    make
    make .gas
    spopd #libvlc/vlc/extras/tools
fi
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buildLibVLC() {
    VERBOSE="$1"
    DEBUG="$2"
    SCARY="$3"
    BITCODE="$4"
    ARCH="$5"
    TVOS="$6"
    SDK_VERSION="$7"
    PLATFORM="$8"
    OSSTYLE=iPhone
    VLCROOT=${ROOT_DIR}/libvlc/vlc

    if [ "$DEBUG" = "yes" ]; then
        OPTIM="-O0 -g"
    else
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        OPTIM="-O3"
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    fi
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    if [ "$TVOS" = "yes" ]; then
        OSSTYLE=AppleTV
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    fi
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    ACTUAL_ARCH=`get_actual_arch $ARCH`
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    info "Compiling ${ARCH} with SDK version ${SDK_VERSION}, platform ${PLATFORM}"

    SDKROOT=`xcode-select -print-path`/Platforms/${OSSTYLE}${PLATFORM}.platform/Developer/SDKs/${OSSTYLE}${PLATFORM}${SDK_VERSION}.sdk

    if [ ! -d "${SDKROOT}" ]
    then
        echo "*** ${SDKROOT} does not exist, please install required SDK, or set SDKROOT manually. ***"
        exit 1
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    fi
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    BUILDDIR="${VLCROOT}/build-${OSSTYLE}${PLATFORM}/${ACTUAL_ARCH}"
    PREFIX="${VLCROOT}/install-${OSSTYLE}${PLATFORM}/${ACTUAL_ARCH}"
    TARGET="${ARCH}-apple-darwin14"

    # clean the environment
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    export PATH="${VLCROOT}/extras/tools/build/bin:${VLCROOT}/contrib/${TARGET}/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:${PATH}"
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    export CFLAGS=""
    export CPPFLAGS=""
    export CXXFLAGS=""
    export OBJCFLAGS=""
    export LDFLAGS=""

    export PLATFORM=$PLATFORM
    export SDK_VERSION=$SDK_VERSION
    export VLCSDKROOT=$SDKROOT

    CFLAGS="-isysroot ${SDKROOT} -arch ${ACTUAL_ARCH} ${OPTIM}"
    OBJCFLAGS="${OPTIM}"

    if [ "$PLATFORM" = "OS" ]; then
    if [ "$ARCH" != "aarch64" ]; then
    CFLAGS+=" -mcpu=cortex-a8 -${OSVERSIONMINCFLAG}=${SDK_MIN}"
    else
    CFLAGS+=" -${OSVERSIONMINCFLAG}=${SDK_MIN}"
    fi
    else
    CFLAGS+=" -${OSVERSIONMINCFLAG}=${SDK_MIN}"
    fi

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    if [ "$BITCODE" = "yes" ]; then
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    CFLAGS+=" -fembed-bitcode"
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    fi
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    export CFLAGS="${CFLAGS}"
    export CXXFLAGS="${CFLAGS}"
    export CPPFLAGS="${CFLAGS}"
    export OBJCFLAGS="${OBJCFLAGS}"

    if [ "$PLATFORM" = "Simulator" ]; then
        # Use the new ABI on simulator, else we can't build
        export OBJCFLAGS="-fobjc-abi-version=2 -fobjc-legacy-dispatch ${OBJCFLAGS}"
    fi

    export LDFLAGS="-isysroot ${SDKROOT} -L${SDKROOT}/usr/lib -arch ${ACTUAL_ARCH}"

    if [ "$PLATFORM" = "OS" ]; then
        EXTRA_CFLAGS="-arch ${ACTUAL_ARCH}"
        EXTRA_LDFLAGS="-arch ${ACTUAL_ARCH}"
    if [ "$ARCH" != "aarch64" ]; then
        EXTRA_CFLAGS+=" -mcpu=cortex-a8"
        EXTRA_CFLAGS+=" -${OSVERSIONMINCFLAG}=${SDK_MIN}"
        EXTRA_LDFLAGS+=" -Wl,-${OSVERSIONMINLDFLAG},${SDK_MIN}"
        export LDFLAGS="${LDFLAGS} -Wl,-${OSVERSIONMINLDFLAG},${SDK_MIN}"
    else
        EXTRA_CFLAGS+=" -${OSVERSIONMINCFLAG}=${SDK_MIN}"
        EXTRA_LDFLAGS+=" -Wl,-${OSVERSIONMINLDFLAG},${SDK_MIN}"
        export LDFLAGS="${LDFLAGS} -Wl,-${OSVERSIONMINLDFLAG},${SDK_MIN}"
    fi
    else
        EXTRA_CFLAGS="-arch ${ARCH}"
        EXTRA_CFLAGS+=" -${OSVERSIONMINCFLAG}=${SDK_MIN}"
        EXTRA_LDFLAGS=" -Wl,-${OSVERSIONMINLDFLAG},${SDK_MIN}"
        export LDFLAGS="${LDFLAGS} -v -Wl,-${OSVERSIONMINLDFLAG},${SDK_MIN}"
    fi

    spushd ${VLCROOT}/contrib

    info "Compiling third-party libraries"

    mkdir -p "${VLCROOT}/contrib/${OSSTYLE}${PLATFORM}-${ARCH}"
    cd "${VLCROOT}/contrib/${OSSTYLE}${PLATFORM}-${ARCH}"

    if [ "$PLATFORM" = "OS" ]; then
        export AS="gas-preprocessor.pl ${CC}"
        export ASCPP="gas-preprocessor.pl ${CC}"
        export CCAS="gas-preprocessor.pl ${CC}"
        if [ "$ARCH" = "aarch64" ]; then
            export GASPP_FIX_XCODE5=1
        fi
    else
        export ASCPP="xcrun as"
    fi

    if [ "$TVOS" = "yes" ]; then
        TVOSOPTIONS="--disable-libarchive"
    else
        TVOSOPTIONS=""
    fi

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    if [ "${TARGET}" = "x86_64-apple-darwin14" ];then
        BUILD=""
    else
        BUILD="--build=x86_64-apple-darwin14"
    fi
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    # The following symbols do not exist on the minimal iOS version (7.0), so they are disabled
    # here. This allows compilation also with newer iOS SDKs
    # Added symbols between 7.x and 10.x
    export ac_cv_func_basename_r=no
    export ac_cv_func_clock_getres=no
    export ac_cv_func_clock_gettime=no
    export ac_cv_func_clock_settime=no
    export ac_cv_func_dirname_r=no
    export ac_cv_func_getentropy=no
    export ac_cv_func_mkostemp=no
    export ac_cv_func_mkostemps=no

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    ../bootstrap ${BUILD} --host=${TARGET} --prefix=${VLCROOT}/contrib/${OSSTYLE}-${TARGET}-${ARCH} --disable-gpl \
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        --disable-disc --disable-sout \
        --disable-sdl \
        --disable-SDL_image \
        --disable-iconv \
        --enable-zvbi \
        --disable-kate \
        --disable-caca \
        --disable-gettext \
        --disable-mpcdec \
        --disable-upnp \
        --disable-gme \
        --disable-tremor \
        --enable-vorbis \
        --disable-sidplay2 \
        --disable-samplerate \
        --disable-goom \
        --disable-vncserver \
        --disable-orc \
        --disable-schroedinger \
        --disable-libmpeg2 \
        --disable-chromaprint \
        --disable-mad \
        --enable-fribidi \
        --enable-libxml2 \
        --enable-freetype2 \
        --enable-ass \
        --disable-fontconfig \
        --disable-gpg-error \
        --disable-vncclient \
        --disable-gnutls \
        --disable-lua \
        --disable-luac \
        --disable-protobuf \
        --disable-aribb24 \
        --disable-aribb25 \
        --enable-vpx \
        --enable-libdsm \
        ${TVOSOPTIONS} \
        --enable-taglib > ${out}

    echo "EXTRA_CFLAGS += ${EXTRA_CFLAGS}" >> config.mak
    echo "EXTRA_LDFLAGS += ${EXTRA_LDFLAGS}" >> config.mak
    make fetch -j$MAKE_JOBS
    make -j$MAKE_JOBS > ${out}

    spopd # ${VLCROOT}/contrib

    if ! [ -e ${VLCROOT}/configure ]; then
        info "Bootstraping vlc"
        ${VLCROOT}/bootstrap  > ${out}
    fi

    mkdir -p ${BUILDDIR}
    spushd ${BUILDDIR}

    if [ "$DEBUG" = "yes" ]; then
        DEBUGFLAG="--enable-debug"
    fi

    if [ "$SCARY" = "yes" ]; then
        SCARYFLAG="--enable-dvbpsi --enable-avcodec --disable-vpx"
    else
        SCARYFLAG="--disable-dca --disable-dvbpsi --disable-avcodec --disable-avformat --disable-zvbi --enable-vpx"
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    fi
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    if [ "$TVOS" != "yes" -a \( "$ARCH" = "armv7" -o "$ARCH" = "armv7s" \) ];then
        export ac_cv_arm_neon=yes
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    else
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        export ac_cv_arm_neon=no
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    fi

    # Available but not authorized
    export ac_cv_func_daemon=no
    export ac_cv_func_fork=no

    if [ "${VLCROOT}/configure" -nt config.log -o \
         "${THIS_SCRIPT_PATH}" -nt config.log ]; then
         info "Configuring vlc"

    ${VLCROOT}/configure \
        --prefix="${PREFIX}" \
        --host="${TARGET}" \
        --with-contrib="${VLCROOT}/contrib/${OSSTYLE}-${TARGET}-${ARCH}" \
        --enable-static \
        ${DEBUGFLAG} \
        ${SCARYFLAG} \
        --disable-macosx \
        --disable-macosx-qtkit \
        --disable-macosx-avfoundation \
        --disable-shared \
        --enable-opus \
        --disable-faad \
        --disable-lua \
        --disable-a52 \
        --enable-fribidi \
        --disable-qt --disable-skins2 \
        --disable-vcd \
        --disable-vlc \
        --disable-vlm \
        --disable-httpd \
        --disable-nls \
        --disable-sse \
        --disable-notify \
        --enable-live555 \
        --enable-realrtsp \
        --enable-swscale \
        --disable-projectm \
        --enable-libass \
        --enable-libxml2 \
        --disable-goom \
        --disable-dvdread \
        --disable-dvdnav \
        --disable-bluray \
        --disable-linsys \
        --disable-libva \
        --disable-gme \
        --disable-tremor \
        --enable-vorbis \
        --disable-fluidsynth \
        --disable-jack \
        --disable-pulse \
        --disable-mtp \
        --enable-ogg \
        --enable-speex \
        --enable-theora \
        --enable-flac \
        --disable-screen \
        --enable-freetype \
        --enable-taglib \
        --disable-mmx \
        --disable-addonmanagermodules \
        --disable-mad > ${out}
    fi

    info "Building libvlc"
    make -j$MAKE_JOBS > ${out}

    info "Installing libvlc"
    make install > ${out}

    find ${PREFIX}/lib/vlc/plugins -name *.a -type f -exec cp '{}' ${PREFIX}/lib/vlc/plugins \;
    rm -rf "${PREFIX}/contribs"
    cp -R "${VLCROOT}/contrib/${OSSTYLE}-${TARGET}-${ARCH}" "${PREFIX}/contribs"

    info "Removing unneeded modules"
    blacklist="
    stats
    access_bd
    shm
    access_imem
    oldrc
    real
    hotkeys
    gestures
    dynamicoverlay
    rss
    ball
    marq
    magnify
    audiobargraph_
    clone
    mosaic
    osdmenu
    puzzle
    mediadirs
    t140
    ripple
    motion
    sharpen
    grain
    posterize
    mirror
    wall
    scene
    blendbench
    psychedelic
    alphamask
    netsync
    audioscrobbler
    motiondetect
    motionblur
    export
    smf
    podcast
    bluescreen
    erase
    stream_filter_record
    speex_resampler
    remoteosd
    magnify
    gradient
    logger
    visual
    fb
    aout_file
    dummy
    invert
    sepia
    wave
    hqdn3d
    headphone_channel_mixer
    gaussianblur
    gradfun
    extract
    colorthres
    antiflicker
    anaglyph
    remap
    oldmovie
    vhs
    demuxdump
    fingerprinter
    output_udp
    output_http
    output_livehttp
    libmux
    stream_out
    "

    if [ "$SCARY" = "no" ]; then
    blacklist="${blacklist}
    dts
    dvbsub
    svcd
    hevc
    packetizer_mlp
    a52
    vc1
    uleaddvaudio
    librar
    libvoc
    avio
    chorus_flanger
    smooth
    cvdsub
    libmod
    libdash
    libmpgv
    dolby_surround
    mpegaudio"
    fi

    echo ${blacklist}

    for i in ${blacklist}
    do
        find ${PREFIX}/lib/vlc/plugins -name *$i* -type f -exec rm '{}' \;
    done

    spopd
}

buildMobileKit() {
    PLATFORM="$1"

    if [ "$SKIPLIBVLCCOMPILATION" != "yes" ]; then
        if [ "$TVOS" = "yes" ]; then
            export BUILDFORTVOS="yes"
            info "Building libvlc for tvOS"
        else
            info "Building libvlc for iOS"
        fi
        export BUILDFORIOS="yes"

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        export AR=`xcrun -f ar`
        export RANLIB=`xcrun -f ranlib`
        export CC=`xcrun -f clang`
        export OBJC=`xcrun -f clang`
        export CXX=`xcrun -f clang++`
        export LD=`xcrun -f ld`
        export STRIP=`xcrun -f strip`
        export CPPFLAGS=-E
        export CXXCPPFLAGS=-E
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        unset AS
        unset CCAS
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        if [ "$FARCH" = "all" ];then
            if [ "$TVOS" = "yes" ]; then
                if [ "$PLATFORM" = "iphonesimulator" ]; then
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "x86_64" $TVOS $SDK_VERSION "Simulator"
                else
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "aarch64" $TVOS $SDK_VERSION "OS"
                fi
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            else
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                if [ "$PLATFORM" = "iphonesimulator" ]; then
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "i386" $TVOS $SDK_VERSION "Simulator"
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "x86_64" $TVOS $SDK_VERSION "Simulator"
                else
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "armv7" $TVOS $SDK_VERSION "OS"
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "armv7s" $TVOS $SDK_VERSION "OS"
                    buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE "aarch64" $TVOS $SDK_VERSION "OS"
                fi
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            fi
        else
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            if [ "$FARCH" != "x86_64" -a "$FARCH" != "aarch64" -a "$FARCH" != "i386" \
              -a "$FARCH" != "armv7" -a "$FARCH" != "armv7s" ];then
                echo "*** Framework ARCH: ${FARCH} is invalid ***"
                exit 1
            fi

            local buildPlatform=""
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            if [ "$PLATFORM" = "iphonesimulator" ]; then
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                if [ "$FARCH" == "x86_64" -o "$FARCH" == "i386" ];then
                    buildPlatform="Simulator"
                fi
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            else
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                if [ "$FARCH" == "armv7" -o "$FARCH" == "armv7s" -o "$FARCH" == "aarch64" ];then
                    buildPlatform="OS"
                fi
            fi
            if [ ! -z "$buildPlatform" ];then
                buildLibVLC $VERBOSE $DEBUG $SCARY $BITCODE $FARCH $TVOS $SDK_VERSION $buildPlatform
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            fi
        fi
    fi
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}

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if [ "$BUILD_DEVICE" != "no" ]; then
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    buildMobileKit iphoneos
fi
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if [ "$BUILD_SIMULATOR" != "no" ]; then
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    buildMobileKit iphonesimulator
fi
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DEVICEARCHS=""
SIMULATORARCHS=""

doVLCLipo() {
    FILEPATH="$1"
    FILE="$2"
    PLUGIN="$3"
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    OSSTYLE="$4"
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    files=""

    info "...$FILEPATH$FILE"

    for i in $DEVICEARCHS
    do
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        actual_arch=`get_actual_arch $i`
        files="install-"$OSSTYLE"OS/$actual_arch/lib/$FILEPATH$FILE $files"
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    done

    for i in $SIMULATORARCHS
    do
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        actual_arch=`get_actual_arch $i`
        files="install-"$OSSTYLE"Simulator/$actual_arch/lib/$FILEPATH$FILE $files"
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    done

    if [ "$PLUGIN" != "no" ]; then
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        lipo $files -create -output install-$OSSTYLE/plugins/$FILE
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    else
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        lipo $files -create -output install-$OSSTYLE/core/$FILE
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    fi
}

doContribLipo() {
    LIBNAME="$1"
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    OSSTYLE="$2"
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    files=""

    info "...$LIBNAME"

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    for i in $DEVICEARCHS $SIMULATORARCHS
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    do
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        files="contrib/$OSSTYLE-$i-apple-darwin14-$i/lib/$LIBNAME $files"
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    done

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    lipo $files -create -output install-$OSSTYLE/contrib/$LIBNAME
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}

get_symbol()
{
    echo "$1" | grep vlc_entry_$2|cut -d" " -f 3|sed 's/_vlc/vlc/'
}

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build_universal_static_lib() {
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    PROJECT_DIR=`pwd`
    OSSTYLE="$1"
    info "building universal static libs for OS style $OSSTYLE"

    # remove old module list
    rm -f $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.h
    rm -f $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.xcconfig
    touch $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.h
    touch $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.xcconfig

    spushd libvlc/vlc
    rm -rf install-$OSSTYLE
    mkdir install-$OSSTYLE
    mkdir install-$OSSTYLE/core
    mkdir install-$OSSTYLE/contrib
    mkdir install-$OSSTYLE/plugins
    spopd # vlc

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    VLCMODULES=""
    VLCNEONMODULES=""
    SIMULATORARCHS=""
    CONTRIBLIBS=""
    DEVICEARCHS=""
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    # arm64 got the lowest number of modules
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    arch="aarch64"
    if [ "$FARCH" != "all" ];then
        arch="$FARCH"
    fi
    actual_arch=`get_actual_arch $arch`
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    if [ -d libvlc/vlc/install-"$OSSTYLE"OS ];then
        spushd libvlc/vlc/install-"$OSSTYLE"OS
        for i in `ls .`
        do
            local iarch="`get_arch $i`"
            if [ "$FARCH" == "all" -o "$FARCH" = "$iarch" ];then
                DEVICEARCHS="$DEVICEARCHS $iarch"
            fi
        done

        spushd $actual_arch/lib/vlc/plugins
        for i in `ls *.a`
        do
            VLCMODULES="$i $VLCMODULES"
        done
        spopd # $actual_arch/lib/vlc/plugins

        if [ "$OSSTYLE" != "AppleTV" -a \
            \( "$FARCH" = "all" -o "$FARCH" = "armv7" -o "$FARCH" = "armv7s" \) ]; then
            # collect ARMv7/s specific neon modules
            spushd armv7/lib/vlc/plugins
            for i in `ls *.a | grep neon`
            do
                VLCNEONMODULES="$i $VLCNEONMODULES"
            done
            spopd # armv7/lib/vlc/plugins
        fi
        spopd # vlc-install-"$OSSTYLE"OS
    fi

    if [ -d libvlc/vlc/install-"$OSSTYLE"Simulator ];then
        spushd libvlc/vlc/install-"$OSSTYLE"Simulator
        for i in `ls .`
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        do
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            local iarch="`get_arch $i`"
            if [ "$FARCH" == "all" -o "$FARCH" = "$iarch" ];then
                SIMULATORARCHS="$SIMULATORARCHS $iarch"
            fi
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        done
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        spopd # vlc-install-"$OSSTYLE"Simulator
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    fi

    spushd libvlc/vlc

    # lipo all the vlc libraries and its plugins
    doVLCLipo "" "libvlc.a" "no" $OSSTYLE
    doVLCLipo "" "libvlccore.a" "no" $OSSTYLE
    doVLCLipo "vlc/" "libcompat.a" "no" $OSSTYLE
    for i in $VLCMODULES
    do
        doVLCLipo "vlc/plugins/" $i "yes" $OSSTYLE
    done

    # lipo contrib libraries
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    spushd contrib/$OSSTYLE-$arch-apple-darwin14-$arch/lib
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    for i in `ls *.a`
    do
        CONTRIBLIBS="$i $CONTRIBLIBS"
    done
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    spopd # contrib/$OSSTYLE-$arch-apple-darwin14-$arch/lib

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    for i in $CONTRIBLIBS
    do
        doContribLipo $i $OSSTYLE
    done

    if [ "$OSSTYLE" != "AppleTV" ]; then
        # lipo the remaining NEON plugins
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        DEVICEARCHS=""
        for i in armv7 armv7s; do
            local iarch="`get_arch $i`"
            if [ "$FARCH" == "all" -o "$FARCH" = "$iarch" ];then
                DEVICEARCHS="$DEVICEARCHS $iarch"
            fi
        done
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        SIMULATORARCHS=""
        for i in $VLCNEONMODULES
        do
            doVLCLipo "vlc/plugins/" $i "yes" $OSSTYLE
        done
    fi

    # create module list
    info "creating module list"
    echo "// This file is autogenerated by $(basename $0)\n\n" > $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.h
    echo "// This file is autogenerated by $(basename $0)\n\n" > $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.xcconfig

    # arm64 got the lowest number of modules
    BUILTINS="const void *vlc_static_modules[] = {\n"; \

    LDFLAGS=""
    DEFINITIONS=""

    # add contrib libraries to LDFLAGS
    for file in $CONTRIBLIBS
    do
        LDFLAGS+="\$(PROJECT_DIR)/libvlc/vlc/install-"$OSSTYLE"/contrib/$file "
    done

    for file in $VLCMODULES
    do
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        symbols=$(nm -g -arch $actual_arch install-$OSSTYLE/plugins/$file)
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        entryname=$(get_symbol "$symbols" _)
        DEFINITIONS+="int $entryname (int (*)(void *, void *, int, ...), void *);\n";
        BUILTINS+=" $entryname,\n"
        LDFLAGS+="\$(PROJECT_DIR)/libvlc/vlc/install-"$OSSTYLE"/plugins/$file "
        info "...$entryname"
    done;

    if [ "$OSSTYLE" != "AppleTV" ]; then
        BUILTINS+="#ifdef __arm__\n"
        DEFINITIONS+="#ifdef __arm__\n"
        for file in $VLCNEONMODULES
        do
            symbols=$(nm -g -arch armv7 install-$OSSTYLE/plugins/$file)
            entryname=$(get_symbol "$symbols" _)
            DEFINITIONS+="int $entryname (int (*)(void *, void *, int, ...), void *);\n";
            BUILTINS+=" $entryname,\n"
            LDFLAGS+="\$(PROJECT_DIR)/libvlc/vlc/install-"$OSSTYLE"/plugins/$file "
            info "...$entryname"
        done;
        BUILTINS+="#endif\n"
        DEFINITIONS+="#endif\n"
    fi

    BUILTINS="$BUILTINS NULL\n};\n"

    echo "$DEFINITIONS\n$BUILTINS" > $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.h
    echo "VLC_PLUGINS_LDFLAGS=$LDFLAGS" > $PROJECT_DIR/Resources/MobileVLCKit/vlc-plugins-$OSSTYLE.xcconfig

    spopd # vlc
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}
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if [ "$TVOS" != "yes" ]; then
    build_universal_static_lib "iPhone"
else
    build_universal_static_lib "AppleTV"
fi
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info "all done"

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if [ "$BUILD_STATIC_FRAMEWORK" != "no" ]; then
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if [ "$TVOS" != "yes" ]; then
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    info "Building static MobileVLCKit.framework"

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    lipo_libs=""
    if [ -d libvlc/vlc/install-iPhoneOS ];then
        buildxcodeproj MobileVLCKit "MobileVLCKit" iphoneos
        lipo_libs="$lipo_libs ${CONFIGURATION}-iphoneos/libMobileVLCKit.a"
    fi
    if [ -d libvlc/vlc/install-iPhoneSimulator ];then
        buildxcodeproj MobileVLCKit "MobileVLCKit" iphonesimulator
        lipo_libs="$lipo_libs ${CONFIGURATION}-iphonesimulator/libMobileVLCKit.a"
    fi
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    # Assumes both platforms were built currently
    spushd build
    rm -rf MobileVLCKit.framework && \
    mkdir MobileVLCKit.framework && \
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    lipo -create ${lipo_libs} -o MobileVLCKit.framework/MobileVLCKit && \
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    chmod a+x MobileVLCKit.framework/MobileVLCKit && \
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    cp -pr ${CONFIGURATION}-iphoneos/MobileVLCKit MobileVLCKit.framework/Headers
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    spopd # build

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    info "Build of static MobileVLCKit.framework completed"
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else
    info "Building static TVVLCKit.framework"

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    lipo_libs=""
    if [ -d libvlc/vlc/install-AppleTVOS ];then
        buildxcodeproj MobileVLCKit "TVVLCKit" appletvos
        lipo_libs="$lipo_libs ${CONFIGURATION}-appletvos/libTVVLCKit.a"
    fi
    if [ -d libvlc/vlc/install-AppleTVSimulator ];then
        buildxcodeproj MobileVLCKit "TVVLCKit" appletvsimulator
        lipo_libs="$lipo_libs ${CONFIGURATION}-appletvsimulator/libTVVLCKit.a"
    fi
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    # Assumes both platforms were built currently
    spushd build
    rm -rf TVVLCKit.framework && \
    mkdir TVVLCKit.framework && \
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    lipo -create ${lipo_libs} -o TVVLCKit.framework/TVVLCKit && \
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    chmod a+x TVVLCKit.framework/TVVLCKit && \
    cp -pr ${CONFIGURATION}-appletvos/TVVLCKit TVVLCKit.framework/Headers
    spopd # build

    info "Build of static TVVLCKit.framework completed"
fi
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fi