| 1 | #!/bin/sh |
| 2 | # ARM64 Android Cargo lane; the caller chooses the native API level and installed NDK. |
| 3 | set -eu |
| 4 | if [ "$#" -lt 2 ]; then |
| 5 | echo "usage: ANDROID_NDK_HOME=/path/to/ndk $0 API COMMAND ARGS..." >&2 |
| 6 | exit 2 |
| 7 | fi |
| 8 | api=$1 command=$2 |
| 9 | shift 2 |
| 10 | case $api in |
| 11 | '' | *[!0-9]*) echo "API must be an Android API level number" >&2; exit 2 ;; |
| 12 | esac |
| 13 | : "${ANDROID_NDK_HOME:?set ANDROID_NDK_HOME to an installed Android NDK}" |
| 14 | ndk=$(cd "$ANDROID_NDK_HOME" && pwd) |
| 15 | case $(uname -s):$(uname -m) in |
| 16 | Darwin:arm64 | Darwin:x86_64) host=darwin-x86_64 ;; |
| 17 | Linux:x86_64) host=linux-x86_64 ;; |
| 18 | *) echo "Android cross-compilation requires an ARM64/x86_64 macOS or x86_64 Linux host" >&2; exit 1 ;; |
| 19 | esac |
| 20 | bin=$ndk/toolchains/llvm/prebuilt/$host/bin |
| 21 | for tool in "aarch64-linux-android$api-clang" "aarch64-linux-android$api-clang++" llvm-ar; do |
| 22 | [ -x "$bin/$tool" ] || { echo "NDK tool missing: $bin/$tool" >&2; exit 1; } |
| 23 | done |
| 24 | target=aarch64-linux-android |
| 25 | [ -d "$(rustc --print target-libdir --target "$target")" ] || { |
| 26 | echo "install the $target standard library in the selected Rust toolchain first" >&2 |
| 27 | exit 1 |
| 28 | } |
| 29 | root=$(cd "$(dirname "$0")/../.." && pwd) |
| 30 | exec env "CARGO_TARGET_AARCH64_LINUX_ANDROID_LINKER=$bin/aarch64-linux-android$api-clang" \ |
| 31 | "CC_aarch64_linux_android=$bin/aarch64-linux-android$api-clang" \ |
| 32 | "CXX_aarch64_linux_android=$bin/aarch64-linux-android$api-clang++" \ |
| 33 | "AR_aarch64_linux_android=$bin/llvm-ar" \ |
| 34 | "CARGO_TARGET_DIR=${CARGO_TARGET_DIR:-$root/target/android}" \ |
| 35 | cargo "$command" --locked --target "$target" "$@" |