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Support for building libsodium for Android.

This commit is contained in:
Maarten Billemont 2018-05-21 17:38:14 -04:00
parent e12e14ef03
commit faf59875bf
3 changed files with 145 additions and 61 deletions

View File

@ -7,8 +7,10 @@
# - build
# - initialize
# - needs
# - clean
# - clean & exit (only if script was ran with "clean" argument)
# - prepare
# - clean
# - config
# - target
# - prepare
# - configure
@ -36,16 +38,15 @@ _needs() {
return $failed
}
# initialize <prefix>
# initialize <prefix> <platform>
#
# The build script invokes this once prior to all other actions if the user wants a clean slate.
initialize() { _initialize "$@"; }
_initialize() {
initialize_needs "$@"
initialize_clean "$@"
}
# initialize_needs <prefix>
# initialize_needs <prefix> <platform>
#
# Check if all tools needed for the default implementations are available.
#
@ -55,17 +56,19 @@ _initialize_needs() {
needs automake autoreconf
}
# initialize_clean <prefix>
# clean <prefix> <platform>
#
# Perform any necessary clean-up of the library code prior to building.
# Fully clean up the library code, restoring it to a pristine state.
#
# By default, this will run `make distclean`.
initialize_clean() { _initialize_clean "$@"; }
_initialize_clean() {
# By default, this will wipe the prefix, run `make distclean` and `git clean -fdx`.
clean() { _clean "$@"; }
_clean() {
rm -rf "$prefix"
[[ ! -e Makefile ]] || make -s distclean
[[ ! -e .git ]] || git clean -fdx
}
# prepare <prefix> [<arch> ...]
# prepare <prefix> <platform> [ <arch> ... ]
#
# Configure the library for building the <arch>s on this machine.
# The build script invokes this once prior to building each of its targets.
@ -74,12 +77,36 @@ _initialize_clean() {
# By default, this will run `autoreconf`.
prepare() { _prepare "$@"; }
_prepare() {
local prefix=$1; shift 1
autoreconf --verbose --install --symlink 2> >(sed 's/^\([^:]*\):[0-9]\{1,\}: /\1: /')
prepare_clean "$@"
prepare_config "$@"
}
# target <prefix> <arch> <platform>
# prepare_clean <prefix> <platform> [ <arch> ... ]
#
# Perform any necessary clean-up of the library code prior to building.
#
# By default, this will wipe and re-create the prefix.
prepare_clean() { _prepare_clean "$@"; }
_prepare_clean() {
local prefix=$1 platform=$2; shift 2
rm -rf "$prefix"
install -d "$prefix"
}
# prepare_config <prefix> <platform> [ <arch> ... ]
#
# Configure the library for building the <arch>s on this machine.
#
# By default, this will run `autoreconf`.
prepare_config() { _prepare_config "$@"; }
_prepare_config() {
local prefix=$1 platform=$2; shift 2
[[ -e configure ]] || autoreconf --verbose --install --symlink 2> >(sed 's/^\([^:]*\):[0-9]\{1,\}: /\1: /')
}
# target <prefix> <platform> <arch>
#
# Build the library for the given <arch> and <platform> into the given <prefix>.
# The build script invokes this function when it's ready to build the library's code.
@ -91,43 +118,59 @@ _target() {
target_build "$@"
}
# target_prepare <prefix> <arch> <platform>
# target_prepare <prefix> <platform> <arch>
#
# Prepare the library configuration for building the target.
#
# By default, this will run `make clean` if a Makefile is found.
target_prepare() { _target_prepare "$@"; }
_target_prepare() {
local prefix=$1 arch=$2 platform=$3; shift 3
local prefix=$1 platform=$2 arch=$3; shift 3
[[ ! -e Makefile ]] || make -s clean
}
# target_configure <prefix> <arch> <platform> [<args> ...]
# target_configure <prefix> <platform> <arch> [ <args> ... ]
#
# Configure the library for building the target.
#
# By default, this will run `./configure --host=<cpu> --prefix=<prefix>/<arch> --disable-shared <args>`.
# By default, this will run `./configure --host=<host> --prefix=<prefix>/<arch> --disable-shared <args>`.
target_configure() { _target_configure "$@"; }
_target_configure() {
local prefix=$1 arch=$2 platform=$3 cpu=$arch; shift 3
[[ $cpu = *arm* ]] && cpu=arm
local prefix=$1 platform=$2 arch=$3; shift 3
./configure ${cpu:+--host="$cpu"} --prefix="$prefix/$arch" --disable-shared "$@"
case "$platform" in
'android')
host=( "$SDKROOT"/*-android* ) host=${host##*/}
set -- --with-sysroot="$SDKROOT/sysroot" "$@"
;;
'ios')
[[ $arch = *arm* ]] && host=arm || host=$arch
host+=-apple
set -- --disable-shared "$@"
;;
esac
./configure ${host:+--host="$host"} --prefix="$prefix/$arch" "$@"
}
# target_build <prefix> <arch> <platform>
# target_build <prefix> <platform> <arch>
#
# Build the library code for the target.
#
# By default, this will run `make check install`.
target_build() { _target_build "$@"; }
_target_build() {
local prefix=$1 arch=$2 platform=$3; shift 3
local prefix=$1 platform=$2 arch=$3; shift 3
#make -j3 check
make -j3 install
cores=$(getconf NPROCESSORS_ONLN 2>/dev/null || getconf _NPROCESSORS_ONLN 2>/dev/null ||:)
make -j"${cores:-3}" install
}
# finalize <prefix> [ <arch> ... ]
# finalize <prefix> <platform> [ <arch> ... ]
#
# Prepare the final build product.
# The build script invokes this once after a successful build of all targets.
@ -137,34 +180,51 @@ _finalize() {
finalize_clean "$@"
}
# finalize_merge <prefix> [ <arch> ... ]
# finalize_merge <prefix> <platform> [ <arch> ... ]
#
# Merge all targets into a product the application can use, available at `<prefix>/out`.
#
# By default, this will copy the headers to `<prefix>/out/include` and merge the libraries into `<prefix>/out/lib`.
# By default, this will copy the headers to `<prefix>/out/include`, install libraries into `<prefix>/out/lib` and mark the output product as successful.
finalize_merge() { _finalize_merge "$@"; }
_finalize_merge() {
local prefix=$1; shift 1
local prefix=$1 platform=$2; shift 2
mv -f -- "$prefix/$1/include" "$prefix/out/"
mkdir -p "$prefix/out/lib"
case "$platform" in
'macos'|'ios')
for lib in "$prefix/$1/lib/"*; do
if lipo -info "$lib" >/dev/null 2>&1; then
local lib=("${lib##*/}") libs=("${@/#/$prefix/}") libs=("${libs[@]/%//lib/$lib}")
lipo -create "${libs[@]}" -output "$prefix/out/lib/$lib"
fi
done
;;
'android')
for arch; do
local abi=$arch
case "$arch" in
'arm') abi='armeabi-v7a' ;;
'arm64') abi='arm64-v8a' ;;
esac
install -d "$prefix/out/lib/$abi"
install -p "$prefix/$arch/lib/"*.so "$prefix/out/lib/$abi"
done
;;
esac
touch "$prefix/out/.success"
}
# finalize_clean <prefix> [ <arch> ... ]
#
# Clean up the library after a successful build (eg. housekeeping of temporary files).
#
# By default, this will run `make distclean`.
# By default, this will run `make clean`.
finalize_clean() { _finalize_clean "$@"; }
_finalize_clean() {
[[ ! -e Makefile ]] || make -s distclean
[[ ! -e Makefile ]] || make -s clean
}
# build <name> [<platform>]
@ -186,24 +246,24 @@ _build() {
case "$platform" in
'macos') archs=( 'x86_64' ) ;;
'ios') archs=( 'i386' 'x86_64' 'armv7' 'armv7s' 'arm64' ) ;;
'android') archs=( 'arm' 'arm64' 'x86' 'x86_64' ) ;;
esac
fi
local prefix="$PWD/build-$platform~"
initialize "$prefix"
initialize "$prefix" "$platform"
# "clean" argument wipes the prefix and exits. If lib exists in prefix, skip build.
# "clean" argument wipes the lib clean and exits. If .success exists in prefix output, skip build.
if [[ ${BASH_ARGV[@]:(-1)} = clean ]]; then
rm -rf "$prefix"
clean "$prefix" "$platform"
exit
elif files=( "$prefix"/out/lib/* ) && [[ -e $files ]]; then
echo >&2 "Output product already exists: ${files[*]}. Skipping build."
elif [[ -e "$prefix"/out/.success ]]; then
echo >&2 "Skipping build for $platform: output product already built successfully."
exit
fi
# Prepare the output location and build configuration.
mkdir -p "$prefix/out"
prepare "$prefix" "${archs[@]}"
prepare "$prefix" "$platform" "${archs[@]}"
# Repeat the build for each individual architecture.
for arch in "${archs[@]}"; do (
@ -213,30 +273,50 @@ _build() {
'macos')
SDKROOT="$(xcrun --show-sdk-path --sdk macosx)"
export PATH="$(xcrun --show-sdk-platform-path --sdk macosx)/usr/bin:$PATH"
export CFLAGS="-arch $arch -isysroot $SDKROOT -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET:-10.8} -O2 -flto -g $CFLAGS"
export LDFLAGS="-arch $arch -isysroot $SDKROOT -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET:-10.8} -flto $LDFLAGS"
export CFLAGS="-arch $arch -flto -O2 -g -isysroot $SDKROOT -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET:-10.8} $CFLAGS"
export LDFLAGS="-arch $arch -flto -isysroot $SDKROOT -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET:-10.8} $LDFLAGS"
export CPPFLAGS="$CFLAGS $CPPFLAGS"
;;
'ios')
if [[ $arch = *arm* ]]; then
case "$arch" in
*'arm'*)
SDKROOT="$(xcrun --show-sdk-path --sdk iphoneos)"
export PATH="$(xcrun --show-sdk-platform-path --sdk iphoneos)/usr/bin:$PATH"
export CFLAGS="-mthumb -arch $arch -isysroot $SDKROOT -mios-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} -O2 -flto -g $CFLAGS"
export LDFLAGS="-mthumb -arch $arch -isysroot $SDKROOT -mios-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} -flto $LDFLAGS"
export CFLAGS="-arch $arch -mthumb -fembed-bitcode -flto -O2 -g -isysroot $SDKROOT -mios-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} $CFLAGS"
export LDFLAGS="-arch $arch -mthumb -fembed-bitcode -flto -isysroot $SDKROOT -mios-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} $LDFLAGS"
export CPPFLAGS="$CFLAGS $CPPFLAGS"
else
;;
*)
SDKROOT="$(xcrun --show-sdk-path --sdk iphonesimulator)"
export PATH="$(xcrun --show-sdk-platform-path --sdk iphonesimulator)/usr/bin:$PATH"
export CFLAGS="-arch $arch -isysroot $SDKROOT -mios-simulator-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} -O2 -flto -g $CFLAGS"
export LDFLAGS="-arch $arch -isysroot $SDKROOT -mios-simulator-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} -flto $LDFLAGS"
export CFLAGS="-arch $arch -flto -O2 -g -isysroot $SDKROOT -mios-simulator-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} $CFLAGS"
export LDFLAGS="-arch $arch -flto -isysroot $SDKROOT -mios-simulator-version-min=${IPHONEOS_DEPLOYMENT_TARGET:-8.0} $LDFLAGS"
export CPPFLAGS="$CFLAGS $CPPFLAGS"
fi
;;
esac
;;
'android')
[[ -x $ANDROID_NDK_HOME/build/ndk-build ]] || { echo >&2 "Android NDK not found. Please set ANDROID_NDK_HOME."; return 1; }
SDKROOT="$prefix/$arch/ndk"
# Platform 21 is lowest that supports x86_64
"$ANDROID_NDK_HOME/build/tools/make-standalone-toolchain.sh" --force --install-dir="$SDKROOT" --platform='android-21' --arch="$arch"
export PATH="$SDKROOT/bin:$PATH"
export CFLAGS="-O2 -g $CFLAGS"
export LDFLAGS="-avoid-version $LDFLAGS"
export CC='clang'
# For GCC:
# arm CFLAGS="-march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -mthumb" LDFLAGS="-Wl,--fix-cortex-a8"
# arm64 CFLAGS="-march=armv8-a"
# x86 CFLAGS="-march=i686 -mtune=intel -mssse3 -mfpmath=sse -m32"
# x86_64 CFLAGS="-march=x86-64 -msse4.2 -mpopcnt -m64 -mtune=intel"
;;
esac
target "$prefix" "$arch" "$platform"
target "$prefix" "$platform" "$arch"
); done
finalize "$prefix" "${archs[@]}"
finalize "$prefix" "$platform" "${archs[@]}"
}

View File

@ -0,0 +1,4 @@
#!/usr/bin/env bash
source "${BASH_SOURCE%/*}/build_lib"
build libsodium android

@ -1 +1 @@
Subproject commit 4809639ae183779536d76d0d800776931b39d794
Subproject commit cfb0f94704841f943a5a11d9e335da409c55d58a