204 lines
6.5 KiB
Bash
Executable File
204 lines
6.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# ====================================================================
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# Sets the cross compile environment for Android
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#
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# Based upon OpenSSL's setenv-android.sh by TH, JW, and SM.
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# Heavily modified by JWW for Crypto++.
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# Updated by Skycoder42 for current recommendations for Android.
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# Modified by JWW for Unbound.
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# ====================================================================
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#########################################
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##### Some validation #####
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#########################################
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if [ -z "$ANDROID_API" ]; then
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echo "ANDROID_API is not set. Please set it"
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[[ "$0" = "${BASH_SOURCE[0]}" ]] && exit 1 || return 1
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fi
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if [ -z "$ANDROID_CPU" ]; then
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echo "ANDROID_CPU is not set. Please set it"
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[[ "$0" = "${BASH_SOURCE[0]}" ]] && exit 1 || return 1
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fi
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if [ ! -d "$ANDROID_NDK_ROOT" ]; then
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echo "ERROR: ANDROID_NDK_ROOT is not a valid path. Please set it."
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echo "NDK root is $ANDROID_NDK_ROOT"
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# cryptest-android.sh may run this script without sourcing.
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if [ "$0" = "${BASH_SOURCE[0]}" ]; then
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echo "setenv-android.sh is usually sourced, but not this time."
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fi
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#####################################################################
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# Need to set THIS_HOST to darwin-x86_64, linux-x86_64,
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# windows, or windows-x86_64
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if [[ "$(uname -s | grep -i -c darwin)" -ne 0 ]]; then
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THIS_HOST=darwin-x86_64
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elif [[ "$(uname -s | grep -i -c linux)" -ne 0 ]]; then
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THIS_HOST=linux-x86_64
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else
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echo "ERROR: Unknown host"
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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ANDROID_TOOLCHAIN="$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/$THIS_HOST/bin"
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ANDROID_SYSROOT="$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/$THIS_HOST/sysroot"
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# Error checking
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if [ ! -d "$ANDROID_TOOLCHAIN" ]; then
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echo "ERROR: ANDROID_TOOLCHAIN is not a valid path. Please set it."
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echo "Path is $ANDROID_TOOLCHAIN"
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# Error checking
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if [ ! -d "$ANDROID_SYSROOT" ]; then
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echo "ERROR: ANDROID_SYSROOT is not a valid path. Please set it."
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echo "Path is $ANDROID_SYSROOT"
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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#####################################################################
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THE_ARCH=$(tr '[:upper:]' '[:lower:]' <<< "$ANDROID_CPU")
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# https://developer.android.com/ndk/guides/abis.html
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case "$THE_ARCH" in
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armv7*|armeabi*)
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CC="armv7a-linux-androideabi$ANDROID_API-clang"
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CXX="armv7a-linux-androideabi$ANDROID_API-clang++"
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LD="arm-linux-androideabi-ld"
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AS="arm-linux-androideabi-as"
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AR="arm-linux-androideabi-ar"
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RANLIB="arm-linux-androideabi-ranlib"
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STRIP="arm-linux-androideabi-strip"
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CFLAGS="-march=armv7-a -mthumb -mfloat-abi=softfp -funwind-tables -fexceptions"
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CXXFLAGS="-march=armv7-a -mthumb -mfloat-abi=softfp -funwind-tables -fexceptions -frtti"
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;;
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armv8*|aarch64|arm64*)
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CC="aarch64-linux-android$ANDROID_API-clang"
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CXX="aarch64-linux-android$ANDROID_API-clang++"
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LD="aarch64-linux-android-ld"
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AS="aarch64-linux-android-as"
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AR="aarch64-linux-android-ar"
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RANLIB="aarch64-linux-android-ranlib"
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STRIP="aarch64-linux-android-strip"
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CFLAGS="-funwind-tables -fexceptions"
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CXXFLAGS="-funwind-tables -fexceptions -frtti"
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;;
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x86)
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CC="i686-linux-android$ANDROID_API-clang"
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CXX="i686-linux-android$ANDROID_API-clang++"
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LD="i686-linux-android-ld"
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AS="i686-linux-android-as"
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AR="i686-linux-android-ar"
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RANLIB="i686-linux-android-ranlib"
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STRIP="i686-linux-android-strip"
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CFLAGS="-mtune=intel -mssse3 -mfpmath=sse -funwind-tables -fexceptions"
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CXXFLAGS="-mtune=intel -mssse3 -mfpmath=sse -funwind-tables -fexceptions -frtti"
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;;
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x86_64|x64)
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CC="x86_64-linux-android$ANDROID_API-clang"
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CXX="x86_64-linux-android$ANDROID_API-clang++"
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LD="x86_64-linux-android-ld"
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AS="x86_64-linux-android-as"
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AR="x86_64-linux-android-ar"
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RANLIB="x86_64-linux-android-ranlib"
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STRIP="x86_64-linux-android-strip"
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CFLAGS="-march=x86-64 -msse4.2 -mpopcnt -mtune=intel -funwind-tables -fexceptions"
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CXXFLAGS="-march=x86-64 -msse4.2 -mpopcnt -mtune=intel -funwind-tables -fexceptions -frtti"
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;;
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*)
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echo "ERROR: Unknown architecture $ANDROID_CPU"
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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;;
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esac
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#####################################################################
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# Error checking
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if [ ! -e "$ANDROID_TOOLCHAIN/$CC" ]; then
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echo "ERROR: Failed to find Android clang. Please edit this script."
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# Error checking
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if [ ! -e "$ANDROID_TOOLCHAIN/$CXX" ]; then
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echo "ERROR: Failed to find Android clang++. Please edit this script."
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# Error checking
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if [ ! -e "$ANDROID_TOOLCHAIN/$RANLIB" ]; then
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echo "ERROR: Failed to find Android ranlib. Please edit this script."
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# Error checking
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if [ ! -e "$ANDROID_TOOLCHAIN/$AR" ]; then
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echo "ERROR: Failed to find Android ar. Please edit this script."
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# Error checking
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if [ ! -e "$ANDROID_TOOLCHAIN/$AS" ]; then
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echo "ERROR: Failed to find Android as. Please edit this script."
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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# Error checking
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if [ ! -e "$ANDROID_TOOLCHAIN/$LD" ]; then
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echo "ERROR: Failed to find Android ld. Please edit this script."
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 1 || return 1
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fi
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#####################################################################
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LENGTH=${#ANDROID_TOOLCHAIN}
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SUBSTR=${PATH:0:$LENGTH}
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if [ "$SUBSTR" != "$ANDROID_TOOLCHAIN" ]; then
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export PATH="$ANDROID_TOOLCHAIN:$PATH"
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fi
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#####################################################################
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export CPP CC CXX LD AS AR RANLIB STRIP
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export ANDROID_SYSROOT="$AOSP_SYSROOT"
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export CPPFLAGS="-D__ANDROID_API__=$ANDROID_API"
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export CFLAGS="$CFLAGS --sysroot=$AOSP_SYSROOT"
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export CXXFLAGS="$CXXFLAGS -stdlib=libc++ --sysroot=$AOSP_SYSROOT"
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#####################################################################
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echo "ANDROID_TOOLCHAIN: $ANDROID_TOOLCHAIN"
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echo "CPP: $(command -v "$CPP")"
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echo "CC: $(command -v "$CC")"
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echo "CXX: $(command -v "$CXX")"
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echo "LD: $(command -v "$LD")"
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echo "AS: $(command -v "$AS")"
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echo "AR: $(command -v "$AR")"
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echo "ANDROID_SYSROOT: $ANDROID_SYSROOT"
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echo "CPPFLAGS: $CPPFLAGS"
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echo "CFLAGS: $CFLAGS"
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echo "CXXFLAGS: $CXXFLAGS"
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[ "$0" = "${BASH_SOURCE[0]}" ] && exit 0 || return 0
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