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docs/INSTALL: update Android Instructions for newer NDKs

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Closes #9732
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Christopher Sauer 2022-10-13 19:25:05 -07:00 committed by Daniel Stenberg
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docs/INSTALL.md
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@ -328,7 +328,7 @@ In all above, the built libraries and executables can be found in the
# Android # Android
When building curl for Android it's recommended to use a Linux environment When building curl for Android it's recommended to use a Linux/macOS environment
since using curl's `configure` script is the easiest way to build curl since using curl's `configure` script is the easiest way to build curl
for Android. Before you can build curl for Android, you need to install the for Android. Before you can build curl for Android, you need to install the
Android NDK first. This can be done using the SDK Manager that is part of Android NDK first. This can be done using the SDK Manager that is part of
@ -338,16 +338,16 @@ launching `configure`. On macOS, those variables could look like this to compile
for `aarch64` and API level 29: for `aarch64` and API level 29:
```bash ```bash
export NDK=~/Library/Android/sdk/ndk/20.1.5948944 export ANDROID_NDK_HOME=~/Library/Android/sdk/ndk/25.1.8937393 # Point into your NDK.
export HOST_TAG=darwin-x86_64 export HOST_TAG=darwin-x86_64 # Same tag for Apple Silicon. Other OS values here: https://developer.android.com/ndk/guides/other_build_systems#overview
export TOOLCHAIN=$NDK/toolchains/llvm/prebuilt/$HOST_TAG export TOOLCHAIN=$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/$HOST_TAG
export AR=$TOOLCHAIN/bin/aarch64-linux-android-ar export AR=$TOOLCHAIN/bin/llvm-ar
export AS=$TOOLCHAIN/bin/aarch64-linux-android-as export AS=$TOOLCHAIN/bin/llvm-as
export CC=$TOOLCHAIN/bin/aarch64-linux-android29-clang export CC=$TOOLCHAIN/bin/aarch64-linux-android21-clang
export CXX=$TOOLCHAIN/bin/aarch64-linux-android29-clang++ export CXX=$TOOLCHAIN/bin/aarch64-linux-android21-clang++
export LD=$TOOLCHAIN/bin/aarch64-linux-android-ld export LD=$TOOLCHAIN/bin/ld
export RANLIB=$TOOLCHAIN/bin/aarch64-linux-android-ranlib export RANLIB=$TOOLCHAIN/bin/llvm-ranlib
export STRIP=$TOOLCHAIN/bin/aarch64-linux-android-strip export STRIP=$TOOLCHAIN/bin/llvm-strip
``` ```
When building on Linux or targeting other API levels or architectures, you need When building on Linux or targeting other API levels or architectures, you need
@ -363,11 +363,10 @@ OpenSSL, follow the OpenSSL build instructions and then install `libssl.a` and
`$TOOLCHAIN/sysroot/usr/include`. Now you can build curl for Android using `$TOOLCHAIN/sysroot/usr/include`. Now you can build curl for Android using
OpenSSL like this: OpenSSL like this:
./configure --host aarch64-linux-android --with-pic --disable-shared --with-openssl="$TOOLCHAIN/sysroot/usr" ```bash
LIBS="-lssl -lcrypto -lc++" # For OpenSSL/BoringSSL. In general, you'll need to the SSL/TLS layer's transtive dependencies if you're linking statically.
Note, however, that you must target at least Android M (API level 23) or `configure` ./configure --host aarch64-linux-android --with-pic --disable-shared --with-openssl="$TOOLCHAIN/sysroot/usr"
will not be able to detect OpenSSL since `stderr` (and the like) were not defined ```
before Android M.
# IBM i # IBM i