sample of script: #!/bin/bash # Cross-compile environment for Android on ARMv7 and x86 # # Contents licensed under the terms of the OpenSSL license # http://www.openssl.org/source/license.html # # See http://wiki.openssl.org/index.php/FIPS_Library_and_Android # and http://wiki.openssl.org/index.php/Android ##################################################################### export ANDROID_NDK_ROOT="/c/ASHISH/android-ndk-r15c" # Set ANDROID_NDK_ROOT to you NDK location. For example, # /opt/android-ndk-r8e or /opt/android-ndk-r9. This can be done in a # login script. If ANDROID_NDK_ROOT is not specified, the script will # try to pick it up with the value of _ANDROID_NDK_ROOT below. If # ANDROID_NDK_ROOT is set, then the value is ignored. # _ANDROID_NDK="android-ndk-r8e" #_ANDROID_NDK="android-ndk-r9" # _ANDROID_NDK="android-ndk-r10" # Set _ANDROID_EABI to the EABI you want to use. You can find the # list in $ANDROID_NDK_ROOT/toolchains. This value is always used. # _ANDROID_EABI="x86-4.6" # _ANDROID_EABI="arm-linux-androideabi-4.6" _ANDROID_EABI="arm-linux-androideabi-4.9" # Set _ANDROID_ARCH to the architecture you are building for. # This value is always used. # _ANDROID_ARCH=arch-x86 _ANDROID_ARCH=arch-arm # Set _ANDROID_API to the API you want to use. You should set it # to one of: android-14, android-9, android-8, android-14, android-5 # android-4, or android-3. You can't set it to the latest (for # example, API-17) because the NDK does not supply the platform. At # Android 5.0, there will likely be another platform added (android-22?). # This value is always used. # _ANDROID_API="android-14" _ANDROID_API="android-24" # _ANDROID_API="android-19" ##################################################################### # If the user did not specify the NDK location, try and pick it up. # We expect something like ANDROID_NDK_ROOT=/opt/android-ndk-r8e # or ANDROID_NDK_ROOT=/usr/local/android-ndk-r8e. if [ -z "$ANDROID_NDK_ROOT" ]; then _ANDROID_NDK_ROOT="" if [ -z "$_ANDROID_NDK_ROOT" ] && [ -d "/usr/local/$_ANDROID_NDK" ]; then _ANDROID_NDK_ROOT="/usr/local/$_ANDROID_NDK" fi if [ -z "$_ANDROID_NDK_ROOT" ] && [ -d "/opt/$_ANDROID_NDK" ]; then _ANDROID_NDK_ROOT="/opt/$_ANDROID_NDK" fi if [ -z "$_ANDROID_NDK_ROOT" ] && [ -d "$HOME/$_ANDROID_NDK" ]; then _ANDROID_NDK_ROOT="$HOME/$_ANDROID_NDK" fi if [ -z "$_ANDROID_NDK_ROOT" ] && [ -d "$PWD/$_ANDROID_NDK" ]; then _ANDROID_NDK_ROOT="$PWD/$_ANDROID_NDK" fi # If a path was set, then export it if [ ! -z "$_ANDROID_NDK_ROOT" ] && [ -d "$_ANDROID_NDK_ROOT" ]; then export ANDROID_NDK_ROOT="$_ANDROID_NDK_ROOT" fi fi # Error checking # ANDROID_NDK_ROOT should always be set by the user (even when not running this script) # http://groups.google.com/group/android-ndk/browse_thread/thread/a998e139aca71d77 if [ -z "$ANDROID_NDK_ROOT" ] || [ ! -d "$ANDROID_NDK_ROOT" ]; then echo "Error: ANDROID_NDK_ROOT is not a valid path. Please edit this script." # echo "$ANDROID_NDK_ROOT" # exit 1 fi # Error checking if [ ! -d "$ANDROID_NDK_ROOT/toolchains" ]; then echo "Error: ANDROID_NDK_ROOT/toolchains is not a valid path. Please edit this script." # echo "$ANDROID_NDK_ROOT/toolchains" # exit 1 fi # Error checking if [ ! -d "$ANDROID_NDK_ROOT/toolchains/$_ANDROID_EABI" ]; then echo "Error: ANDROID_EABI is not a valid path. Please edit this script." # echo "$ANDROID_NDK_ROOT/toolchains/$_ANDROID_EABI" # exit 1 fi ##################################################################### # Based on ANDROID_NDK_ROOT, try and pick up the required toolchain. We expect something like: # /opt/android-ndk-r83/toolchains/arm-linux-androideabi-4.7/prebuilt/linux-x86_64/bin # Once we locate the toolchain, we add it to the PATH. Note: this is the 'hard way' of # doing things according to the NDK documentation for Ice Cream Sandwich. # https://android.googlesource.com/platform/ndk/+/ics-mr0/docs/STANDALONE-TOOLCHAIN.html ANDROID_TOOLCHAIN="" for host in "linux-x86_64" "linux-x86" "darwin-x86_64" "darwin-x86" "windows-x86_64" do if [ -d "$ANDROID_NDK_ROOT/toolchains/$_ANDROID_EABI/prebuilt/$host/bin" ]; then ANDROID_TOOLCHAIN="$ANDROID_NDK_ROOT/toolchains/$_ANDROID_EABI/prebuilt/$host/bin" break fi done # Error checking if [ -z "$ANDROID_TOOLCHAIN" ] || [ ! -d "$ANDROID_TOOLCHAIN" ]; then echo "Error: ANDROID_TOOLCHAIN is not valid. Please edit this script." # echo "$ANDROID_TOOLCHAIN" # exit 1 fi case $_ANDROID_ARCH in arch-arm) ANDROID_TOOLS="arm-linux-androideabi-gcc arm-linux-androideabi-ranlib arm-linux-androideabi-ld" ;; arch-x86) ANDROID_TOOLS="i686-linux-android-gcc i686-linux-android-ranlib i686-linux-android-ld" ;; *) echo "ERROR ERROR ERROR" ;; esac for tool in $ANDROID_TOOLS do # Error checking if [ ! -e "$ANDROID_TOOLCHAIN/$tool" ]; then echo "Error: Failed to find $tool. Please edit this script." # echo "$ANDROID_TOOLCHAIN/$tool" # exit 1 fi done # Only modify/export PATH if ANDROID_TOOLCHAIN good if [ ! -z "$ANDROID_TOOLCHAIN" ]; then export ANDROID_TOOLCHAIN="$ANDROID_TOOLCHAIN" export PATH="$ANDROID_TOOLCHAIN":"$PATH" fi ##################################################################### # For the Android SYSROOT. Can be used on the command line with --sysroot # https://android.googlesource.com/platform/ndk/+/ics-mr0/docs/STANDALONE-TOOLCHAIN.html export ANDROID_SYSROOT="$ANDROID_NDK_ROOT/platforms/$_ANDROID_API/$_ANDROID_ARCH" export CROSS_SYSROOT="$ANDROID_SYSROOT" export NDK_SYSROOT="$ANDROID_SYSROOT" # Error checking if [ -z "$ANDROID_SYSROOT" ] || [ ! -d "$ANDROID_SYSROOT" ]; then echo "Error: ANDROID_SYSROOT is not valid. Please edit this script." # echo "$ANDROID_SYSROOT" # exit 1 fi ##################################################################### # If the user did not specify the FIPS_SIG location, try and pick it up # If the user specified a bad location, then try and pick it up too. #if [ -z "$FIPS_SIG" ] || [ ! -e "$FIPS_SIG" ]; then # # # Try and locate it # _FIPS_SIG="" # if [ -d "/usr/local/ssl/$_ANDROID_API" ]; then # _FIPS_SIG=`find "/usr/local/ssl/$_ANDROID_API" -name incore` # fi # # if [ ! -e "$_FIPS_SIG" ]; then # _FIPS_SIG=`find $PWD -name incore` # fi # # # If a path was set, then export it # if [ ! -z "$_FIPS_SIG" ] && [ -e "$_FIPS_SIG" ]; then # export FIPS_SIG="$_FIPS_SIG" # fi #fi ## Error checking. Its OK to ignore this if you are *not* building for FIPS #if [ -z "$FIPS_SIG" ] || [ ! -e "$FIPS_SIG" ]; then # echo "Error: FIPS_SIG does not specify incore module. Please edit this script." # # echo "$FIPS_SIG" # # exit 1 #fi ##################################################################### # Most of these should be OK (MACHINE, SYSTEM, ARCH). RELEASE is ignored. export MACHINE=armv7 export RELEASE=2.6.37 export SYSTEM=android export ARCH=arm export CROSS_COMPILE="arm-linux-androideabi-" if [ "$_ANDROID_ARCH" == "arch-x86" ]; then export MACHINE=i686 export RELEASE=2.6.37 export SYSTEM=android export ARCH=x86 export CROSS_COMPILE="i686-linux-android-" fi # For the Android toolchain # https://android.googlesource.com/platform/ndk/+/ics-mr0/docs/STANDALONE-TOOLCHAIN.html export ANDROID_SYSROOT="$ANDROID_NDK_ROOT/platforms/$_ANDROID_API/$_ANDROID_ARCH" export SYSROOT="$ANDROID_SYSROOT" export NDK_SYSROOT="$ANDROID_SYSROOT" export ANDROID_NDK_SYSROOT="$ANDROID_SYSROOT" export ANDROID_API="$_ANDROID_API" # CROSS_COMPILE and ANDROID_DEV are DFW (Don't Fiddle With). Its used by OpenSSL build system. # export CROSS_COMPILE="arm-linux-androideabi-" export ANDROID_DEV="$ANDROID_NDK_ROOT/platforms/$_ANDROID_API/$_ANDROID_ARCH/usr" export HOSTCC=gcc VERBOSE=1 if [ ! -z "$VERBOSE" ] && [ "$VERBOSE" != "0" ]; then echo "ANDROID_NDK_ROOT: $ANDROID_NDK_ROOT" echo "ANDROID_ARCH: $_ANDROID_ARCH" echo "ANDROID_EABI: $_ANDROID_EABI" echo "ANDROID_API: $ANDROID_API" echo "ANDROID_SYSROOT: $ANDROID_SYSROOT" echo "ANDROID_TOOLCHAIN: $ANDROID_TOOLCHAIN" echo "FIPS_SIG: $FIPS_SIG" echo "CROSS_COMPILE: $CROSS_COMPILE" echo "ANDROID_DEV: $ANDROID_DEV" fi