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Problem: Android build environment variables need clarifications. (#4443)
* Problem: Android build environment variables need clarifications. Reason: All are spread and initialized throughout the code. Solution: Declare, initialize and document environment variables on top of build.sh. Side effect: This participates to documentation.
This commit is contained in:
Stephan Guilloux
GitHub
parent
e6e76096bf
commit
2a7c9efe81
@ -101,22 +101,22 @@ function android_build_set_env {
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export TOOLCHAIN_PATH="${ANDROID_NDK_ROOT}/toolchains/llvm/prebuilt/${HOST_PLATFORM}/bin"
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# Set variables for each architecture
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if [ $BUILD_ARCH == "arm" ]; then
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if [ "${BUILD_ARCH}" == "arm" ]; then
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export TOOLCHAIN_HOST="arm-linux-androideabi"
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export TOOLCHAIN_COMP="armv7a-linux-androideabi${MIN_SDK_VERSION}"
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export TOOLCHAIN_ABI="armeabi-v7a"
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export TOOLCHAIN_ARCH="arm"
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elif [ $BUILD_ARCH == "x86" ]; then
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elif [ "${BUILD_ARCH}" == "x86" ]; then
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export TOOLCHAIN_HOST="i686-linux-android"
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export TOOLCHAIN_COMP="i686-linux-android${MIN_SDK_VERSION}"
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export TOOLCHAIN_ABI="x86"
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export TOOLCHAIN_ARCH="x86"
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elif [ $BUILD_ARCH == "arm64" ]; then
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elif [ "${BUILD_ARCH}" == "arm64" ]; then
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export TOOLCHAIN_HOST="aarch64-linux-android"
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export TOOLCHAIN_COMP="aarch64-linux-android${MIN_SDK_VERSION}"
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export TOOLCHAIN_ABI="arm64-v8a"
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export TOOLCHAIN_ARCH="arm64"
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elif [ $BUILD_ARCH == "x86_64" ]; then
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elif [ "${BUILD_ARCH}" == "x86_64" ]; then
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export TOOLCHAIN_HOST="x86_64-linux-android"
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export TOOLCHAIN_COMP="x86_64-linux-android${MIN_SDK_VERSION}"
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export TOOLCHAIN_ABI="x86_64"
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@ -353,7 +353,7 @@ function android_build_verify_so {
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android_build_check_fail
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local READELF="${TOOLCHAIN_PATH}/${TOOLCHAIN_HOST}-readelf"
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if command -v ${READELF} >/dev/null 2>&1 ; then
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if command -v "${READELF}" >/dev/null 2>&1 ; then
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local readelf_bin="${READELF}"
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elif command -v readelf >/dev/null 2>&1 ; then
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local readelf_bin="readelf"
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@ -364,7 +364,8 @@ function android_build_verify_so {
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fi
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android_build_check_fail
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local elfoutput=$(LC_ALL=C $readelf_bin -d ${sofile})
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local elfoutput
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elfoutput=$(LC_ALL=C $readelf_bin -d "${sofile}")
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local soname_regexp='soname: \[([[:alnum:]\.]+)\]'
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if [[ $elfoutput =~ $soname_regexp ]]; then
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@ -401,4 +402,3 @@ function android_show_configure_opts {
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done
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echo ""
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}
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@ -2,14 +2,59 @@
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set -e
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# Use directory of current script as the working directory
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cd "$( dirname "${BASH_SOURCE[0]}" )"
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########################################################################
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# Configuration & tuning options.
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########################################################################
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# Set default values used in ci builds
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export NDK_VERSION="${NDK_VERSION:-android-ndk-r25}"
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# Set default path to find Android NDK.
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# Must be of the form <path>/${NDK_VERSION} !!
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export ANDROID_NDK_ROOT="${ANDROID_NDK_ROOT:-/tmp/${NDK_VERSION}}"
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# With NDK r22b, the minimum SDK version range is [16, 31].
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# Since NDK r24, the minimum SDK version range is [19, 31].
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# SDK version 21 is the minimum version for 64-bit builds.
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export MIN_SDK_VERSION=${MIN_SDK_VERSION:-21}
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# Use directory of current script as the build directory
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# ${ANDROID_BUILD_DIR}/prefix/<build_arch>/lib will contain produced libraries
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export ANDROID_BUILD_DIR="${ANDROID_BUILD_DIR:-${PWD}}"
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# Clean before processing
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export ANDROID_BUILD_CLEAN="${ANDROID_BUILD_CLEAN:-}"
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# Select CURVE implementation:
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# - "" # Do not use any CURVE implementation.
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# - "libsodium" # Use LIBSODIUM implementation.
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# - "tweetnacl" # Use internal TWEETNACL implementation.
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export CURVE="${CURVE:-}"
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########################################################################
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# Utilities
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########################################################################
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function usage {
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echo "LIBZMQ (${BUILD_ARCH}) - Usage ./build.sh [ arm | arm64 | x86 | x86_64 ]"
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echo "LIBZMQ - Usage:"
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echo " export XXX=yyy"
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echo " ./build.sh [ arm | arm64 | x86 | x86_64 ]"
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echo ""
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echo "See this file (configuration & tuning options) for details"
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echo "on variables XXX and their values xxx"
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exit 1
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}
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# Use directory of current script as the build directory and working directory
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cd "$( dirname "${BASH_SOURCE[0]}" )"
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ANDROID_BUILD_DIR="${ANDROID_BUILD_DIR:-`pwd`}"
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########################################################################
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# Sanity checks
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########################################################################
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BUILD_ARCH="$1"
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[ -z "${BUILD_ARCH}" ] && usage
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########################################################################
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# Compilation
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########################################################################
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# Get access to android_build functions and variables
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source ./android_build_helper.sh
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@ -19,12 +64,6 @@ export ANDROID_BUILD_CXXSTL="gnustl_shared_49"
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# Additional flags for LIBTOOL, for LIBZMQ and other dependencies.
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export LIBTOOL_EXTRA_LDFLAGS='-avoid-version'
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BUILD_ARCH=$1
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if [ -z $BUILD_ARCH ]; then
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usage
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exit 1
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fi
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platform="$(uname | tr '[:upper:]' '[:lower:]')"
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case "${platform}" in
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linux*) export HOST_PLATFORM=linux-x86_64 ;;
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@ -32,15 +71,8 @@ case "${platform}" in
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*) echo "LIBZMQ (${BUILD_ARCH}) - Unsupported platform ('${platform}')" ; exit 1 ;;
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esac
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# Set default values used in ci builds
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export NDK_VERSION=${NDK_VERSION:-android-ndk-r25}
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# With NDK r22b, the minimum SDK version range is [16, 31].
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# Since NDK r24, the minimum SDK version range is [19, 31].
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# SDK version 21 is the minimum version for 64-bit builds.
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export MIN_SDK_VERSION=${MIN_SDK_VERSION:-21}
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# Set up android build environment and set ANDROID_BUILD_OPTS array
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android_build_set_env $BUILD_ARCH
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android_build_set_env "${BUILD_ARCH}"
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android_build_env
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android_build_opts
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@ -52,26 +84,35 @@ mkdir -p "${cache}"
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# Check for environment variable to clear the prefix and do a clean build
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if [[ $ANDROID_BUILD_CLEAN ]]; then
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echo "LIBZMQ (${BUILD_ARCH}) - Doing a clean build (removing previous build and dependencies)..."
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rm -rf "${ANDROID_BUILD_PREFIX}"/*
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rm -rf "${ANDROID_BUILD_PREFIX:-android-build-prefix-not-set}"/*
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# Called shells MUST not clean after ourselves !
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export ANDROID_BUILD_CLEAN=""
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fi
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VERIFY=("libzmq.so")
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if [ -z $CURVE ]; then
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if [ -z "${CURVE}" ]; then
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CURVE="--disable-curve"
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elif [ $CURVE == "libsodium" ]; then
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elif [ "${CURVE}" == "libsodium" ]; then
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CURVE="--with-libsodium=yes"
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VERIFY+=("libsodium.so")
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##
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# Build libsodium from latest master branch
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# Build LIBSODIUM from latest STABLE branch
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(android_build_verify_so "libsodium.so" &> /dev/null) || {
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rm -rf "${cache}/libsodium"
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(cd "${cache}" && git clone -b stable --depth 1 https://github.com/jedisct1/libsodium.git) || exit 1
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(
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echo "LIBZMQ (${BUILD_ARCH}) - Cloning 'https://github.com/jedisct1/libsodium.git' (branch 'stable') under '${cache}/libsodium}'." \
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&& cd "${cache}" \
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&& git clone --quiet -b stable --depth 1 https://github.com/jedisct1/libsodium.git \
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&& cd "${cache}/libsodium" \
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&& git log --oneline -n 1
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) || exit 1
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(
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CONFIG_OPTS=()
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CONFIG_OPTS+=("--quiet")
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CONFIG_OPTS+=("${ANDROID_BUILD_OPTS[@]}")
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CONFIG_OPTS+=("--disable-soname-versions")
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CONFIG_OPTS+=("--disable-soname-versions")
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cd "${cache}/libsodium" \
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&& ./autogen.sh \
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@ -99,7 +140,7 @@ fi
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CONFIG_OPTS+=("${ANDROID_BUILD_OPTS[@]}")
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CONFIG_OPTS+=("${CURVE}")
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CONFIG_OPTS+=("--without-docs")
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cd "${cache}/libzmq" \
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&& ./autogen.sh \
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&& android_show_configure_opts "LIBZMQ" "${CONFIG_OPTS[@]}" \
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@ -3,12 +3,18 @@
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# Exit if any step fails
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set -e
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export NDK_VERSION=android-ndk-r25
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export ANDROID_NDK_ROOT="/tmp/${NDK_VERSION}"
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# Use directory of current script as the working directory
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cd "$( dirname "${BASH_SOURCE[0]}" )"
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# Configuration
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export NDK_VERSION="${NDK_VERSION:-android-ndk-r25}"
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export ANDROID_NDK_ROOT="${ANDROID_NDK_ROOT:-/tmp/${NDK_VERSION}}"
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export MIN_SDK_VERSION=${MIN_SDK_VERSION:-21}
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export ANDROID_BUILD_DIR="${ANDROID_BUILD_DIR:-${PWD}}"
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# Cleanup.
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rm -rf /tmp/android_build/
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rm -rf prefix/
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rm -rf "${PWD}/prefix"
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rm -rf /tmp/tmp-deps
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mkdir -p /tmp/tmp-deps
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@ -29,8 +35,8 @@ if [ ! -d "${ANDROID_NDK_ROOT}" ]; then
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export FILENAME=$NDK_VERSION-$HOST_PLATFORM.zip
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(cd '/tmp' \
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&& wget http://dl.google.com/android/repository/$FILENAME -O $FILENAME &> /dev/null \
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&& unzip -q $FILENAME) || exit 1
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&& wget "http://dl.google.com/android/repository/${FILENAME}" -O "${FILENAME}" &> /dev/null \
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&& unzip -q "${FILENAME}") || exit 1
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unset FILENAME
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fi
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