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61 lines
2.3 KiB
Rust
61 lines
2.3 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use std::env;
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use std::path::Path;
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use std::process;
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use std::process::{Command, Stdio};
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fn main() {
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// build.rs is not platform-specific, so we have to check the target here.
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let target = env::var("TARGET").unwrap();
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if target.contains("android") {
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android_main()
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}
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}
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fn android_main() {
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// Get the NDK path from NDK_HOME env.
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let ndk_path = env::var("NDK_HOME").ok().expect("Please set the NDK_HOME environment variable");
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let ndk_path = Path::new(&ndk_path);
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// Get the standalone NDK path from NDK_STANDALONE env.
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let standalone_path = env::var("NDK_STANDALONE").ok().expect("Please set the NDK_STANDALONE environment variable");
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let standalone_path = Path::new(&standalone_path);
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// Get the standalone NDK path from NDK_STANDALONE env.
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let out_dir = env::var("OUT_DIR").ok().expect("Cargo should have set the OUT_DIR environment variable");
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let directory = Path::new(&out_dir);
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// compiling android_native_app_glue.c
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if Command::new(standalone_path.join("bin").join("arm-linux-androideabi-gcc"))
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.arg(ndk_path.join("sources").join("android").join("native_app_glue").join("android_native_app_glue.c"))
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.arg("-c")
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.arg("-o").arg(directory.join("android_native_app_glue.o"))
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.stdout(Stdio::inherit())
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.stderr(Stdio::inherit())
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.status().unwrap().code().unwrap() != 0
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{
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println!("Error while executing gcc");
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process::exit(1)
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}
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// compiling libandroid_native_app_glue.a
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if Command::new(standalone_path.join("bin").join("arm-linux-androideabi-ar"))
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.arg("rcs")
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.arg(directory.join("libandroid_native_app_glue.a"))
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.arg(directory.join("android_native_app_glue.o"))
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.stdout(Stdio::inherit())
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.stderr(Stdio::inherit())
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.status().unwrap().code().unwrap() != 0
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{
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println!("Error while executing ar");
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process::exit(1)
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}
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println!("cargo:rustc-link-lib=static=android_native_app_glue");
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println!("cargo:rustc-link-search=native={}", out_dir);
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println!("cargo:rustc-link-lib=log");
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println!("cargo:rustc-link-lib=android");
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}
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