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-rwxr-xr-xmake/scripts/make.gluegen.all.android-aarch64-cross.sh46
-rw-r--r--make/scripts/setenv-android-tools.sh349
2 files changed, 313 insertions, 82 deletions
diff --git a/make/scripts/make.gluegen.all.android-aarch64-cross.sh b/make/scripts/make.gluegen.all.android-aarch64-cross.sh
index 32fea6d..78ccb08 100755
--- a/make/scripts/make.gluegen.all.android-aarch64-cross.sh
+++ b/make/scripts/make.gluegen.all.android-aarch64-cross.sh
@@ -2,14 +2,30 @@
SDIR=`dirname $0`
-if [ -e $SDIR/setenv-build-jogamp-x86_64.sh ] ; then
- . $SDIR/setenv-build-jogamp-x86_64.sh
+if [ -e ${SDIR}/setenv-build-jogamp-x86_64.sh ] ; then
+ . ${SDIR}/setenv-build-jogamp-x86_64.sh
fi
-if [ -e $SDIR/setenv-android-tools.sh ] ; then
- . $SDIR/setenv-android-tools.sh
+LOGF=make.gluegen.all.android-aarch64-cross.log
+rm -f ${LOGF}
+
+export ANDROID_HOME=/opt-linux-x86_64/android-sdk-linux_x86_64
+export ANDROID_API_LEVEL=24
+export ANDROID_HOST_TAG=linux-x86_64
+export ANDROID_ABI=arm64-v8a
+
+if [ -e ${SDIR}/setenv-android-tools.sh ] ; then
+ . ${SDIR}/setenv-android-tools.sh >> $LOGF 2>&1
+else
+ echo "${SDIR}/setenv-android-tools.sh doesn't exist!" 2>&1 | tee -a ${LOGF}
+ exit 1
fi
+export GLUEGEN_CPPTASKS_FILE="lib/gluegen-cpptasks-android-aarch64.xml"
+export PATH=${ANDROID_TOOLCHAIN_ROOT}/${ANDROID_TOOLCHAIN_NAME}/bin:${ANDROID_TOOLCHAIN_ROOT}/bin:${ANDROID_HOME}/platform-tools:${ANDROID_BUILDTOOLS_ROOT}:${PATH}
+echo PATH ${PATH} 2>&1 | tee -a ${LOGF}
+echo clang `which clang` 2>&1 | tee -a ${LOGF}
+
export NODE_LABEL=.
export HOST_UID=jogamp
@@ -26,36 +42,18 @@ export TARGET_ADB_PORT=5555
export TARGET_ROOT=/data/projects
export TARGET_ANT_HOME=/usr/share/ant
-export ANDROID_VERSION=24
export SOURCE_LEVEL=1.8
export TARGET_LEVEL=1.8
export TARGET_RT_JAR=/opt-share/jre1.8.0_212/lib/rt.jar
-export GCC_VERSION=4.9
-HOST_ARCH=linux-x86_64
-export TARGET_TRIPLE=aarch64-linux-android
-
-export NDK_TOOLCHAIN_ROOT=$NDK_ROOT/toolchains/${TARGET_TRIPLE}-${GCC_VERSION}/prebuilt/${HOST_ARCH}
-export TARGET_PLATFORM_SYSROOT=${NDK_ROOT}/platforms/android-${ANDROID_VERSION}/arch-arm64
-
-# Need to add toolchain bins to the PATH.
-# May need to create symbolic links within $NDK_TOOLCHAIN_ROOT/$TARGET_TRIPLE/bin
-# cd $NDK_TOOLCHAIN_ROOT/$TARGET_TRIPLE/bin
-# ln -s ../../bin/aarch64-linux-android-gcc gcc
-export PATH="$NDK_TOOLCHAIN_ROOT/$TARGET_TRIPLE/bin:$ANDROID_HOME/platform-tools:$ANDROID_HOME/build-tools/$ANDROID_BUILD_TOOLS_VERSION:$PATH"
-
-export GLUEGEN_CPPTASKS_FILE="lib/gluegen-cpptasks-android-aarch64.xml"
-
#export JUNIT_DISABLED="true"
#export JUNIT_RUN_ARG0="-Dnewt.test.Screen.disableScreenMode"
-echo PATH $PATH 2>&1 | tee make.gluegen.all.android-aarch64-cross.log
-echo gcc `which gcc` 2>&1 | tee -a make.gluegen.all.android-aarch64-cross.log
-
#export JOGAMP_JAR_CODEBASE="Codebase: *.jogamp.org"
export JOGAMP_JAR_CODEBASE="Codebase: *.goethel.localnet"
#BUILD_ARCHIVE=true \
ant \
-Drootrel.build=build-android-aarch64 \
- $* 2>&1 | tee -a make.gluegen.all.android-aarch64-cross.log
+ -Dgcc.compat.compiler=clang \
+ $* 2>&1 | tee -a ${LOGF}
diff --git a/make/scripts/setenv-android-tools.sh b/make/scripts/setenv-android-tools.sh
index a6384fa..b0e6144 100644
--- a/make/scripts/setenv-android-tools.sh
+++ b/make/scripts/setenv-android-tools.sh
@@ -1,83 +1,316 @@
#! /bin/sh
+# Aligned with Android SDK build-tools 29 and NDK 20 as of 2019-12-10
+#
+# As it is no more easily achievable to download the complete SDK
+# separately, I used Android-Studio to fetch all parts incl. the NDK.
+# Thereafter I copied ~/Android/Sdk -> /opt-linux-x86_64/android-sdk-linux_x86_64
+# which I also use for the official crosscompilation.
+#
+# Variable names borrowed from ~/Android/Sdk/ndk/20.1.5948944/build/cmake/android.toolchain.cmake
+# We only use ANDROID_API_LEVEL instead of ANDROID_PLATFORM_LEVEL, as it describes the API level.
+#
+#
+# User should set environment variables:
+# ==========================================
+#
+# - ANDROID_HOME - defaults to one of
+# ~/Android/Sdk
+# /opt-linux-x86_64/android-sdk-linux_x86_64
+# /opt/android-sdk-linux_x86_64
+# /usr/local/android-sdk-linux_x86_64
+#
+# - ANDROID_API_LEVEL - defaults to 24
+#
+# - ANDROID_HOST_TAG - defaults to linux-x86_64
+#
+# - ANDROID_ABI - defaults to x86_64, one of
+# armeabi-v7a
+# arm64-v8a
+# x86_64
+# x86
+#
+# Following environment variables will be set
+# ============================================
+#
+# - ANDROID_SYSROOT_ABI
+# - ANDROID_TOOLCHAIN_NAME
+# - ANDROID_LLVM_TRIPLE
+# - ANDROID_BUILD_TOOLS_VERSION
+# - ANDROID_NDK
+# - ANDROID_BUILDTOOLS_ROOT
+# - ANDROID_TOOLCHAIN_ROOT
+# - ANDROID_TOOLCHAIN_SYSROOT
+# - ANDROID_TOOLCHAIN_SYSROOT_INC
+# - ANDROID_TOOLCHAIN_SYSROOT_LIB_0
+# - ANDROID_TOOLCHAIN_SYSROOT_LIB_1
+#
+# Android Studio SDK + NDK Filesystem Layout (official)
+#
+# ~/Android/Sdk/
+# ~/Android/Sdk/build-tools/29.0.2/
+# ~/Android/Sdk/build-tools/29.0.2/zipalign (*)
+# ~/Android/Sdk/ndk/
+# ~/Android/Sdk/ndk/20.1.5948944/sysroot/ (gcc)
+# ~/Android/Sdk/ndk/20.1.5948944/sysroot/usr/include/ (gcc)
+# ~/Android/Sdk/ndk/20.1.5948944/sysroot/usr/lib/aarch64-linux-android/libc.a (gcc)
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/aarch64-linux-android-4.9/prebuilt/linux-x86_64/aarch64-linux-android/bin/ld (gcc)
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/aarch64-linux-android-4.9/prebuilt/linux-x86_64/bin/aarch64-linux-android-ld (gcc)
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android-ld (*)
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/aarch64-linux-android/bin/ld
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/bin/clang (*)
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/sysroot
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/include
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/lib/aarch64-linux-android/libc.a (*)
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/lib/aarch64-linux-android/24/libc.a (*)
+#
+# (*) tested by this script
+#
+# Having
+# ANDROID_HOME=~/Android/Sdk
+# ANDROID_API_LEVEL 24
+# ANDROID_HOST_TAG linux-x86_64
+# ANDROID_ABI arm64-v8a
+# Using derived values of
+# ANDROID_BUILD_TOOLS_VERSION=29.0.2
+# ANDROID_NDK_VERSION=20.1.5948944
+# ANDROID_TOOLCHAIN_NAME aarch64-linux-android
+
echo $0
-echo Presets
-echo NDK_ROOT $NDK_ROOT
-echo ANDROID_HOME $ANDROID_HOME
-echo ANDROID_BUILD_TOOLS_VERSION $ANDROID_BUILD_TOOLS_VERSION
+NDK_TOOLCHAIN_VERSION=clang
+echo "Setting NDK_TOOLCHAIN_VERSION to ${NDK_TOOLCHAIN_VERSION} default!"
-if [ -z "$NDK_ROOT" ] ; then
- #
- # Generic android-ndk
- #
- if [ -e /usr/local/android-ndk ] ; then
- NDK_ROOT=/usr/local/android-ndk
- elif [ -e /opt-linux-x86_64/android-ndk ] ; then
- NDK_ROOT=/opt-linux-x86_64/android-ndk
- elif [ -e /opt-linux-x86/android-ndk ] ; then
- NDK_ROOT=/opt-linux-x86/android-ndk
- elif [ -e /opt/android-ndk ] ; then
- NDK_ROOT=/opt/android-ndk
- #
- # Specific android-ndk-r10d
- #
- elif [ -e /usr/local/android-ndk-r10d ] ; then
- NDK_ROOT=/usr/local/android-ndk-r10d
- elif [ -e /opt-linux-x86_64/android-ndk-r10d ] ; then
- NDK_ROOT=/opt-linux-x86_64/android-ndk-r10d
- elif [ -e /opt-linux-x86/android-ndk-r10d ] ; then
- NDK_ROOT=/opt-linux-x86/android-ndk-r10d
- elif [ -e /opt/android-ndk-r10d ] ; then
- NDK_ROOT=/opt/android-ndk-r10d
- else
- echo NDK_ROOT is not specified and does not exist in default locations
- exit 1
- fi
-elif [ ! -e $NDK_ROOT ] ; then
- echo NDK_ROOT $NDK_ROOT does not exist
+if [ -z "${ANDROID_API_LEVEL}" ] ; then
+ ANDROID_API_LEVEL=24
+ echo "Setting undefined ANDROID_API_LEVEL to ${ANDROID_API_LEVEL} default!"
+fi
+if [ -z "${ANDROID_HOST_TAG}" ] ; then
+ ANDROID_HOST_TAG=linux-x86_64
+ echo "Setting undefined ANDROID_HOST_TAG to ${ANDROID_HOST_TAG} default!"
+fi
+
+if [ -z "${ANDROID_ABI}" ] ; then
+ ANDROID_ABI=x86_64
+ echo "Setting undefined ANDROID_ABI to ${ANDROID_ABI} default!"
+fi
+if [ "${ANDROID_ABI}" = "armeabi-v7a" ] ; then
+ ANDROID_SYSROOT_ABI=arm
+ #CMAKE_SYSTEM_PROCESSOR=armv7-a
+ ANDROID_TOOLCHAIN_NAME=arm-linux-androideabi
+ ANDROID_LLVM_TRIPLE=armv7-none-linux-androideabi
+elif [ "${ANDROID_ABI}" = "arm64-v8a" ] ; then
+ ANDROID_SYSROOT_ABI=arm64
+ #CMAKE_SYSTEM_PROCESSOR=aarch64
+ ANDROID_TOOLCHAIN_NAME=aarch64-linux-android
+ ANDROID_LLVM_TRIPLE=aarch64-none-linux-android
+elif [ "${ANDROID_ABI}" = "x86_64" ] ; then
+ ANDROID_SYSROOT_ABI=x86_64
+ #CMAKE_SYSTEM_PROCESSOR=x86_64
+ ANDROID_TOOLCHAIN_NAME=x86_64-linux-android
+ ANDROID_LLVM_TRIPLE=x86_64-none-linux-android
+elif [ "${ANDROID_ABI}" = "x86" ] ; then
+ ANDROID_SYSROOT_ABI=x86
+ #CMAKE_SYSTEM_PROCESSOR=i686
+ ANDROID_TOOLCHAIN_NAME=i686-linux-android
+ ANDROID_LLVM_TRIPLE=i686-none-linux-android
+else
+ echo "ANDROID_ABI is ${ANDROID_ABI} and not supported!"
exit 1
fi
-export NDK_ROOT
-if [ -z "$ANDROID_HOME" ] ; then
- if [ -e /usr/local/android-sdk-linux_x86 ] ; then
- ANDROID_HOME=/usr/local/android-sdk-linux_x86
+echo "Preset-0 (user)"
+echo ANDROID_HOME ${ANDROID_HOME}
+echo ANDROID_API_LEVEL ${ANDROID_API_LEVEL}
+echo ANDROID_HOST_TAG ${ANDROID_HOST_TAG}
+echo ANDROID_ABI ${ANDROID_ABI}
+echo
+echo Preset-1
+echo NDK_TOOLCHAIN_VERSION ${NDK_TOOLCHAIN_VERSION}
+echo ANDROID_SYSROOT_ABI ${ANDROID_SYSROOT_ABI}
+echo ANDROID_TOOLCHAIN_NAME ${ANDROID_TOOLCHAIN_NAME}
+echo "ANDROID_LLVM_TRIPLE ${ANDROID_LLVM_TRIPLE} (compiler target)"
+echo ANDROID_BUILD_TOOLS_VERSION ${ANDROID_BUILD_TOOLS_VERSION}
+echo ANDROID_NDK ${ANDROID_NDK}
+echo
+echo Preset-2
+echo ANDROID_BUILDTOOLS_ROOT ${ANDROID_BUILDTOOLS_ROOT}
+echo ANDROID_TOOLCHAIN_ROOT ${ANDROID_TOOLCHAIN_ROOT}
+echo ANDROID_TOOLCHAIN_SYSROOT ${ANDROID_TOOLCHAIN_SYSROOT}
+echo ANDROID_TOOLCHAIN_SYSROOT_INC ${ANDROID_TOOLCHAIN_SYSROOT_INC}
+echo ANDROID_TOOLCHAIN_SYSROOT_LIB_0 ${ANDROID_TOOLCHAIN_SYSROOT_LIB_0}
+echo ANDROID_TOOLCHAIN_SYSROOT_LIB_1 ${ANDROID_TOOLCHAIN_SYSROOT_LIB_1}
+echo
+
+check_exists() {
+ if [ ! -e "$1" ] ; then
+ echo "$1" does not exist
+ exit 1
+ fi
+ return 0
+}
+
+if [ -z "${ANDROID_HOME}" ] ; then
+ if [ -e ${HOME}/Android/Sdk ] ; then
+ ANDROID_HOME=${HOME}/Android/Sdk
elif [ -e /opt-linux-x86_64/android-sdk-linux_x86_64 ] ; then
- ANDROID_HOME=/opt-linux-x86/android-sdk-linux_x86
- elif [ -e /opt-linux-x86/android-sdk-linux_x86 ] ; then
- ANDROID_HOME=/opt-linux-x86/android-sdk-linux_x86
+ ANDROID_HOME=/opt-linux-x86_64/android-sdk-linux_x86_64
elif [ -e /opt/android-sdk-linux_x86_64 ] ; then
ANDROID_HOME=/opt/android-sdk-linux_x86_64
- elif [ -e /opt/android-sdk-linux_x86 ] ; then
- ANDROID_HOME=/opt/android-sdk-linux_x86
+ elif [ -e /usr/local/android-sdk-linux_x86_64 ] ; then
+ ANDROID_HOME=/usr/local/android-sdk-linux_x86_64
else
echo ANDROID_HOME is not specified and does not exist in default locations
exit 1
fi
-elif [ ! -e $ANDROID_HOME ] ; then
- echo ANDROID_HOME $ANDROID_HOME does not exist
+elif [ ! -e ${ANDROID_HOME} ] ; then
+ echo ANDROID_HOME ${ANDROID_HOME} does not exist
exit 1
fi
-export ANDROID_HOME
-if [ -z "$ANDROID_BUILD_TOOLS_VERSION" ] ; then
- if [ -e $ANDROID_HOME/build-tools/21.1.2/zipalign ] ; then
- ANDROID_BUILD_TOOLS_VERSION=21.1.2
- elif [ -e $ANDROID_HOME/build-tools/20.0.0/zipalign ] ; then
- ANDROID_BUILD_TOOLS_VERSION=20.0.0
- else
- echo ANDROID_BUILD_TOOLS_VERSION $ANDROID_HOME/build-tools/ANDROID_BUILD_TOOLS_VERSION/zipalign does not exist in default locations
+unset ANDROID_BUILD_TOOLS_VERSION
+if [ -z "${ANDROID_BUILD_TOOLS_VERSION}" ] ; then
+ # basename $(dirname `find /home/sven/Android/Sdk/build-tools -name zipalign | sort -u | tail -n1`)
+ fzipalign=`find ${ANDROID_HOME}/build-tools -name zipalign | sort -u | tail -n1`
+ if [ ! -z "${fzipalign}" ] ; then
+ dzipalign=`dirname ${fzipalign}`
+ vzipalign=`basename ${dzipalign}`
+ if [ -e ${ANDROID_HOME}/build-tools/${vzipalign}/zipalign ] ; then
+ ANDROID_BUILD_TOOLS_VERSION=${vzipalign}
+ fi
+ fi
+ if [ -z "${ANDROID_BUILD_TOOLS_VERSION}" ] ; then
+ echo ANDROID_BUILD_TOOLS_VERSION ${ANDROID_HOME}/build-tools/ANDROID_BUILD_TOOLS_VERSION/zipalign does not exist
+ exit 1
+ fi
+fi
+
+if [ -z "${ANDROID_NDK}" ] ; then
+ #
+ # Generic android-ndk
+ #
+ if [ -e ${ANDROID_HOME}/ndk ] ; then
+ # basename $(dirname `find ndk -name toolchains -a -type d | sort -u | tail -n1`)
+ d2toolchains=`find ${ANDROID_HOME}/ndk -name toolchains -a -type d | sort -u | tail -n1`
+ if [ ! -z "${d2toolchains}" ] ; then
+ dtoolchains=`dirname ${d2toolchains}`
+ vtoolchains=`basename ${dtoolchains}`
+ # ~/Android/Sdk/ndk/20.1.5948944/sysroot/usr/lib/aarch64-linux-android/libc.a (*)
+ if [ -e ${ANDROID_HOME}/ndk/${vtoolchains}/sysroot/usr/lib/aarch64-linux-android/libc.a ] ; then
+ ANDROID_NDK_VERSION=${vtoolchains}
+ fi
+ fi
+ if [ -z "${ANDROID_NDK_VERSION}" ] ; then
+ echo ANDROID_NDK_VERSION ${ANDROID_HOME}/ndk/ANDROID_NDK_VERSION/sysroot/usr/lib/aarch64-linux-android/libc.a does not exist
+ else
+ ANDROID_NDK=${ANDROID_HOME}/ndk/${vtoolchains}
+ fi
+ fi
+ if [ -z "${ANDROID_NDK}" ] ; then
+ if [ -e /usr/local/android-ndk ] ; then
+ ANDROID_NDK=/usr/local/android-ndk
+ elif [ -e /opt-linux-x86_64/android-ndk ] ; then
+ ANDROID_NDK=/opt-linux-x86_64/android-ndk
+ elif [ -e /opt/android-ndk ] ; then
+ ANDROID_NDK=/opt/android-ndk
+ fi
+ fi
+ if [ -z "${ANDROID_NDK}" ] ; then
+ echo ANDROID_NDK is not specified and does not exist in default locations
exit 1
fi
-elif [ ! -e $ANDROID_HOME/build-tools/$ANDROID_BUILD_TOOLS_VERSION/zipalign ] ; then
- echo ANDROID_BUILD_TOOLS_VERSION $ANDROID_HOME/build-tools/$ANDROID_BUILD_TOOLS_VERSION/zipalign does not exist
+fi
+if [ ! -e "${ANDROID_NDK}" ] ; then
+ echo ANDROID_NDK ${ANDROID_NDK} does not exist
exit 1
fi
+
+ANDROID_BUILDTOOLS_ROOT=${ANDROID_HOME}/build-tools/${ANDROID_BUILD_TOOLS_VERSION}
+ANDROID_TOOLCHAIN_ROOT=${ANDROID_NDK}/toolchains/llvm/prebuilt/${ANDROID_HOST_TAG}
+ANDROID_TOOLCHAIN_SYSROOT=${ANDROID_TOOLCHAIN_ROOT}/sysroot
+ANDROID_TOOLCHAIN_SYSROOT_INC=${ANDROID_TOOLCHAIN_ROOT}/sysroot/usr/include
+ANDROID_TOOLCHAIN_SYSROOT_LIB_0=${ANDROID_TOOLCHAIN_ROOT}/sysroot/usr/lib/${ANDROID_TOOLCHAIN_NAME}
+ANDROID_TOOLCHAIN_SYSROOT_LIB_1=${ANDROID_TOOLCHAIN_ROOT}/sysroot/usr/lib/${ANDROID_TOOLCHAIN_NAME}/${ANDROID_API_LEVEL}
+
+# ~/Android/Sdk/build-tools/29.0.2/zipalign (*)
+check_exists ${ANDROID_BUILDTOOLS_ROOT}/zipalign
+
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android-ld (*)
+check_exists ${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_NAME}-ld
+
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/bin/clang (*)
+check_exists ${ANDROID_TOOLCHAIN_ROOT}/bin/clang
+
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/lib/aarch64-linux-android/libc.a (*)
+check_exists ${ANDROID_TOOLCHAIN_SYSROOT_LIB_0}/libc.a
+
+# ~/Android/Sdk/ndk/20.1.5948944/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/lib/aarch64-linux-android/24/libc.a (*)
+check_exists ${ANDROID_TOOLCHAIN_SYSROOT_LIB_1}/libc.a
+
+export ANDROID_HOME
+export ANDROID_API_LEVEL
+export ANDROID_HOST_TAG
+export ANDROID_ABI
+
+export NDK_TOOLCHAIN_VERSION
+export ANDROID_SYSROOT_ABI
+export ANDROID_TOOLCHAIN_NAME
+export ANDROID_LLVM_TRIPLE
export ANDROID_BUILD_TOOLS_VERSION
+export ANDROID_NDK
+
+export ANDROID_BUILDTOOLS_ROOT
+export ANDROID_TOOLCHAIN_ROOT
+export ANDROID_TOOLCHAIN_SYSROOT
+export ANDROID_TOOLCHAIN_SYSROOT_INC
+export ANDROID_TOOLCHAIN_SYSROOT_LIB_0
+export ANDROID_TOOLCHAIN_SYSROOT_LIB_1
+
+echo "Postset-0 (user)"
+echo ANDROID_HOME ${ANDROID_HOME}
+echo ANDROID_API_LEVEL ${ANDROID_API_LEVEL}
+echo ANDROID_HOST_TAG ${ANDROID_HOST_TAG}
+echo ANDROID_ABI ${ANDROID_ABI}
+echo
+echo Postset-1
+echo NDK_TOOLCHAIN_VERSION ${NDK_TOOLCHAIN_VERSION}
+echo ANDROID_SYSROOT_ABI ${ANDROID_SYSROOT_ABI}
+echo ANDROID_TOOLCHAIN_NAME ${ANDROID_TOOLCHAIN_NAME}
+echo "ANDROID_LLVM_TRIPLE ${ANDROID_LLVM_TRIPLE} (compiler target)"
+echo ANDROID_BUILD_TOOLS_VERSION ${ANDROID_BUILD_TOOLS_VERSION}
+echo ANDROID_NDK ${ANDROID_NDK}
+echo
+echo Postset-2
+echo ANDROID_BUILDTOOLS_ROOT ${ANDROID_BUILDTOOLS_ROOT}
+echo ANDROID_TOOLCHAIN_ROOT ${ANDROID_TOOLCHAIN_ROOT}
+echo ANDROID_TOOLCHAIN_SYSROOT ${ANDROID_TOOLCHAIN_SYSROOT}
+echo ANDROID_TOOLCHAIN_SYSROOT_INC ${ANDROID_TOOLCHAIN_SYSROOT_INC}
+echo ANDROID_TOOLCHAIN_SYSROOT_LIB_0 ${ANDROID_TOOLCHAIN_SYSROOT_LIB_0}
+echo ANDROID_TOOLCHAIN_SYSROOT_LIB_1 ${ANDROID_TOOLCHAIN_SYSROOT_LIB_1}
+echo
+
+export -p | grep ANDROID
-echo Set
-echo NDK_ROOT $NDK_ROOT
-echo ANDROID_HOME $ANDROID_HOME
-echo ANDROID_BUILD_TOOLS_VERSION $ANDROID_BUILD_TOOLS_VERSION
+#
+# CC="$ANDROID_NDK/toolchains/llvm/prebuilt/$ANDROID_HOST_TAG/bin/clang -target $ANDROID_LLVM_TRIPLE"
+#
+## Generic flags.
+##list(APPEND ANDROID_COMPILER_FLAGS
+# -g
+# -DANDROID
+# -fdata-sections
+# -ffunction-sections
+# -funwind-tables
+# -fstack-protector-strong
+# -no-canonical-prefixes)
+#list(APPEND ANDROID_LINKER_FLAGS
+# -Wl,--build-id
+# -Wl,--warn-shared-textrel
+# -Wl,--fatal-warnings)
+#list(APPEND ANDROID_LINKER_FLAGS_EXE -Wl,--gc-sections)
+#
+#list(APPEND ANDROID_COMPILER_FLAGS_RELEASE -O2)
+#