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#!/bin/sh
##
## Copyright (c) 2015 The WebM project authors. All Rights Reserved.
##
## Use of this source code is governed by a BSD-style license
## that can be found in the LICENSE file in the root of the source
## tree. An additional intellectual property rights grant can be found
## in the file PATENTS. All contributing project authors may
## be found in the AUTHORS file in the root of the source tree.
##
## This script generates 'WebM.framework'. An iOS app can mux/demux WebM
## container files by including 'WebM.framework'.
##
## Run ./iosbuild.sh to generate 'WebM.framework'. By default the framework
## bundle will be created in a directory called framework. Use --out-dir to
## change the output directory.
##
## This script is based on iosbuild.sh from the libwebp project.
. $(dirname $0)/common/common.sh
# Trap function. Cleans up build output.
cleanup() {
local readonly res=$?
cd "${ORIG_PWD}"
for dir in ${LIBDIRS}; do
if [ -d "${dir}" ]; then
rm -rf "${dir}"
fi
done
if [ $res -ne 0 ]; then
elog "build exited with error ($res)"
fi
}
trap cleanup EXIT
check_dir libwebm
iosbuild_usage() {
cat << EOF
Usage: ${0##*/} [arguments]
--help: Display this message and exit.
--out-dir: Override output directory (default is ${OUTDIR}).
--show-build-output: Show output from each library build.
--verbose: Output information about the environment and each stage of the
build.
EOF
}
# Extract the latest SDK version from the final field of the form: iphoneosX.Y
readonly SDK=$(xcodebuild -showsdks \
| grep iphoneos | sort | tail -n 1 | awk '{print substr($NF, 9)}'
)
# Extract Xcode version.
readonly XCODE=$(xcodebuild -version | grep Xcode | cut -d " " -f2)
if [ -z "${XCODE}" ]; then
echo "Xcode not available"
exit 1
fi
# Add iPhoneOS-V6 to the list of platforms below if you need armv6 support.
# Note that iPhoneOS-V6 support is not available with the iOS6 SDK.
readonly INCLUDES="common/file_util.h
common/hdr_util.h
common/webmids.h
mkvmuxer/mkvmuxer.h
mkvmuxer/mkvmuxertypes.h
mkvmuxer/mkvmuxerutil.h
mkvmuxer/mkvwriter.h
mkvparser/mkvparser.h
mkvparser/mkvreader.h"
readonly PLATFORMS="iPhoneSimulator
iPhoneSimulator64
iPhoneOS-V7
iPhoneOS-V7s
iPhoneOS-V7-arm64"
readonly TARGETDIR="WebM.framework"
readonly DEVELOPER="$(xcode-select --print-path)"
readonly PLATFORMSROOT="${DEVELOPER}/Platforms"
readonly LIPO="$(xcrun -sdk iphoneos${SDK} -find lipo)"
LIBLIST=""
OPT_FLAGS="-DNDEBUG -O3"
readonly SDK_MAJOR_VERSION="$(echo ${SDK} | awk -F '.' '{ print $1 }')"
if [ -z "${SDK_MAJOR_VERSION}" ]; then
elog "iOS SDK not available"
exit 1
elif [ "${SDK_MAJOR_VERSION}" -lt "6" ]; then
elog "You need iOS SDK version 6 or above"
exit 1
else
vlog "iOS SDK Version ${SDK}"
fi
# Parse the command line.
while [ -n "$1" ]; do
case "$1" in
--help)
iosbuild_usage
exit
;;
--out-dir)
OUTDIR="$2"
shift
;;
--enable-debug)
OPT_FLAGS="-g"
;;
--show-build-output)
devnull=
;;
--verbose)
VERBOSE=yes
;;
*)
iosbuild_usage
exit 1
;;
esac
shift
done
readonly OPT_FLAGS="${OPT_FLAGS}"
readonly OUTDIR="${OUTDIR:-framework}"
if [ "${VERBOSE}" = "yes" ]; then
cat << EOF
OUTDIR=${OUTDIR}
INCLUDES=${INCLUDES}
PLATFORMS=${PLATFORMS}
TARGETDIR=${TARGETDIR}
DEVELOPER=${DEVELOPER}
LIPO=${LIPO}
OPT_FLAGS=${OPT_FLAGS}
ORIG_PWD=${ORIG_PWD}
EOF
fi
rm -rf "${OUTDIR}/${TARGETDIR}"
mkdir -p "${OUTDIR}/${TARGETDIR}/Headers/"
for PLATFORM in ${PLATFORMS}; do
ARCH2=""
if [ "${PLATFORM}" = "iPhoneOS-V7-arm64" ]; then
PLATFORM="iPhoneOS"
ARCH="aarch64"
ARCH2="arm64"
elif [ "${PLATFORM}" = "iPhoneOS-V7s" ]; then
PLATFORM="iPhoneOS"
ARCH="armv7s"
elif [ "${PLATFORM}" = "iPhoneOS-V7" ]; then
PLATFORM="iPhoneOS"
ARCH="armv7"
elif [ "${PLATFORM}" = "iPhoneOS-V6" ]; then
PLATFORM="iPhoneOS"
ARCH="armv6"
elif [ "${PLATFORM}" = "iPhoneSimulator64" ]; then
PLATFORM="iPhoneSimulator"
ARCH="x86_64"
else
ARCH="i386"
fi
LIBDIR="${OUTDIR}/${PLATFORM}-${SDK}-${ARCH}"
LIBDIRS="${LIBDIRS} ${LIBDIR}"
LIBFILE="${LIBDIR}/libwebm.a"
eval mkdir -p "${LIBDIR}" ${devnull}
DEVROOT="${DEVELOPER}/Toolchains/XcodeDefault.xctoolchain"
SDKROOT="${PLATFORMSROOT}/"
SDKROOT="${SDKROOT}${PLATFORM}.platform/Developer/SDKs/${PLATFORM}${SDK}.sdk/"
CXXFLAGS="-arch ${ARCH2:-${ARCH}} -isysroot ${SDKROOT} ${OPT_FLAGS}
-miphoneos-version-min=6.0"
# enable bitcode if available
if [ "${SDK_MAJOR_VERSION}" -gt 8 ]; then
CXXFLAGS="${CXXFLAGS} -fembed-bitcode"
fi
# Build using the legacy makefile (instead of generating via cmake).
eval make -f Makefile.unix libwebm.a CXXFLAGS=\"${CXXFLAGS}\" ${devnull}
# copy lib and add it to LIBLIST.
eval cp libwebm.a "${LIBFILE}" ${devnull}
LIBLIST="${LIBLIST} ${LIBFILE}"
# clean build so we can go again.
eval make -f Makefile.unix clean ${devnull}
done
# create include sub dirs in framework dir.
readonly framework_header_dir="${OUTDIR}/${TARGETDIR}/Headers"
readonly framework_header_sub_dirs="common mkvmuxer mkvparser"
for dir in ${framework_header_sub_dirs}; do
mkdir "${framework_header_dir}/${dir}"
done
for header_file in ${INCLUDES}; do
eval cp -p ${header_file} "${framework_header_dir}/${header_file}" ${devnull}
done
eval ${LIPO} -create ${LIBLIST} -output "${OUTDIR}/${TARGETDIR}/WebM" ${devnull}
echo "Succesfully built ${TARGETDIR} in ${OUTDIR}."
|
