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033a025b10
In practice, this doesn't matter very much because the script takes ~no time to run. But this makes `CARGO_LOG=info` easier to read, and theoretically saves a few milliseconds.
28 lines
1002 B
Rust
28 lines
1002 B
Rust
use std::env;
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fn main() {
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let target_os = env::var("CARGO_CFG_TARGET_OS");
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let target_env = env::var("CARGO_CFG_TARGET_ENV");
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if Ok("windows") == target_os.as_deref() && Ok("msvc") == target_env.as_deref() {
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set_windows_exe_options();
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} else {
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// Avoid rerunning the build script every time.
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println!("cargo:rerun-if-changed=build.rs");
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}
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}
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// Add a manifest file to rustc.exe.
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fn set_windows_exe_options() {
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static WINDOWS_MANIFEST_FILE: &str = "Windows Manifest.xml";
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let mut manifest = env::current_dir().unwrap();
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manifest.push(WINDOWS_MANIFEST_FILE);
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println!("cargo:rerun-if-changed={}", WINDOWS_MANIFEST_FILE);
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// Embed the Windows application manifest file.
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println!("cargo:rustc-link-arg-bin=rustc-main=/MANIFEST:EMBED");
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println!("cargo:rustc-link-arg-bin=rustc-main=/MANIFESTINPUT:{}", manifest.to_str().unwrap());
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// Turn linker warnings into errors.
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println!("cargo:rustc-link-arg-bin=rustc-main=/WX");
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}
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