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51 lines
1.9 KiB
Rust
51 lines
1.9 KiB
Rust
use std::env;
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fn main() {
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println!("cargo:rerun-if-changed=build.rs");
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let target = env::var("TARGET").expect("TARGET was not set");
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if target.contains("android") {
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let build = cc::Build::new();
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// Since ndk r23 beta 3 `libgcc` was replaced with `libunwind` thus
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// check if we have `libunwind` available and if so use it. Otherwise
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// fall back to `libgcc` to support older ndk versions.
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let has_unwind = build.is_flag_supported("-lunwind").expect("Unable to invoke compiler");
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if has_unwind {
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println!("cargo:rustc-link-lib=unwind");
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} else {
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println!("cargo:rustc-link-lib=gcc");
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}
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// Android's unwinding library depends on dl_iterate_phdr in `libdl`.
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println!("cargo:rustc-link-lib=dl");
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} else if target.contains("freebsd") {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("netbsd") {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("openbsd") {
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if target.contains("sparc64") {
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println!("cargo:rustc-link-lib=gcc");
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} else {
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println!("cargo:rustc-link-lib=c++abi");
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}
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} else if target.contains("solaris") {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("illumos") {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("dragonfly") {
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println!("cargo:rustc-link-lib=gcc_pic");
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} else if target.contains("pc-windows-gnu") {
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// This is handled in the target spec with late_link_args_[static|dynamic]
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} else if target.contains("uwp-windows-gnu") {
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println!("cargo:rustc-link-lib=unwind");
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} else if target.contains("fuchsia") {
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println!("cargo:rustc-link-lib=unwind");
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} else if target.contains("haiku") {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("redox") {
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// redox is handled in lib.rs
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}
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}
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