3239649dbb
* sys: Add check-cfg statements * Add rustc-check-cfg in main crate The sys build script sets an environment variable for every feature that needs to be added to rustc-check-cfg.
20 lines
557 B
Rust
20 lines
557 B
Rust
use std::env;
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fn main() {
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for (name, _value) in env::vars() {
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println!("{name}");
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if name.starts_with("DEP_FFMPEG_CHECK_") {
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println!(
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r#"cargo:rustc-check-cfg=cfg(feature, values("{}"))"#,
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name["DEP_FFMPEG_CHECK_".len()..name.len()].to_lowercase()
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);
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} else if name.starts_with("DEP_FFMPEG_") {
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println!(
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r#"cargo:rustc-cfg=feature="{}""#,
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name["DEP_FFMPEG_".len()..name.len()].to_lowercase()
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);
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}
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}
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}
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