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-rw-r--r--README.md48
1 files changed, 40 insertions, 8 deletions
diff --git a/README.md b/README.md
index 4dfa5f2..d60f960 100644
--- a/README.md
+++ b/README.md
@@ -14,38 +14,70 @@ $ autoreconf --install
## Optionally setting environment values
```sh
-$ export CFLAGS="${CFLAGS} -g -DDEBUG -DANDROID -fPIC" # PIC might be needed later on android_armv7
-$ export LDFLAGS="${LDFLAGS} -llog" # Android liblog
+$ export CPPFLAGS="${CPPFLAGS} -DDEBUG -DANDROID"
+$ export CFLAGS="${CFLAGS} -g"
+$ export NDK=/opt/android-ndk-r21
+$ export TOOLCHAIN=$NDK/toolchains/llvm/prebuilt/linux-x86_64
```
-## Configuring for various target hosts
+and then
```sh
-$ ./configure
+$ export TARGET=aarch64-linux-android
```
or
```sh
-$ CC=/usr/local/aarch64-linux-android/bin/aarch64-linux-android-clang RANLIB=/usr/local/aarch64-linux-android/bin/aarch64-linux-android-ranlib ./configure --host=aarch64-linux-android --prefix=/usr/local/aarch64-linux-android/sysroot/usr
+$ export TARGET=armv7a-linux-androideabi
```
or
```sh
-$ CC=/usr/local/arm-linux-androideabi/bin/arm-linux-androideabi-clang RANLIB=/usr/local/arm-linux-androideabi/bin/arm-linux-androideabi-ranlib ./configure --host=arm-linux-androideabi --prefix=/usr/local/arm-linux-androideabi/sysroot/usr
+$ export TARGET=i686-linux-android
```
or
```sh
-$ CC=/usr/local/i686-linux-androideabi/bin/i686-linux-androideabi-clang RANLIB=/usr/local/i686-linux-androideabi/bin/i686-linux-androideabi-ranlib ./configure --host=i686-linux-androideabi --prefix=/usr/local/i686-linux-androideabi/sysroot/usr
+$ export TARGET=x86_64-linux-android
+```
+
+and then
+
+```sh
+$ export API=21
+$ export CC=$TOOLCHAIN/bin/$TARGET$API-clang
+```
+
+and only for Android 32-bit ARM, reset TARGET
+
+```sh
+$ export TARGET=arm-linux-androideabi
+```
+
+and then
+
+```sh
+$ export AR=$TOOLCHAIN/bin/$TARGET-ar
+$ export AS=$TOOLCHAIN/bin/$TARGET-as
+$ export LD=$TOOLCHAIN/bin/$TARGET-ld
+$ export RANLIB=$TOOLCHAIN/bin/$TARGET-ranlib
+$ export STRIP=$TOOLCHAIN/bin/$TARGET-strip
+$ export PREFIX=$TOOLCHAIN/sysroot/usr
+```
+
+## Configuring for various target hosts
+
+```sh
+$ ./configure
```
or
```sh
-$ CC=/usr/local/x86_64-linux-androideabi/bin/x86_64-linux-androideabi-clang RANLIB=/usr/local/x86_64-linux-androideabi/bin/x86_64-linux-androideabi-ranlib ./configure --host=x86_64-linux-androideabi --prefix=/usr/local/x86_64-linux-androideabi/sysroot/usr
+$ ./configure --host=$TARGET --prefix=$PREFIX --libdir=$PREFIX/lib/$TARGET/$API --disable-static
```
or so on.