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Add support for vcpkg #27

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Add support for vcpkg #27

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3 changes: 3 additions & 0 deletions opus-sys/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,9 @@ build = "build.rs"
bindgen = "0.59"
metadeps = "1.1"

[target.'cfg(target_env = "msvc")'.build-dependencies]
vcpkg = "0.2.11"

[package.metadata.pkg-config]
opus = "1.3"

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34 changes: 31 additions & 3 deletions opus-sys/build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -15,14 +15,42 @@ fn format_write(builder: bindgen::Builder) -> String {
.replace("/*!", "/*")
}

#[cfg(not(target_env = "msvc"))]
fn try_vcpkg(_statik: bool) -> Option<Vec<PathBuf>> {
None
}

#[cfg(target_env = "msvc")]
fn try_vcpkg(statik: bool) -> Option<Vec<PathBuf>> {
if !statik {
env::set_var("VCPKGRS_DYNAMIC", "1");
}

vcpkg::find_package("opus")
.map_err(|e| {
println!("Could not find ffmpeg with vcpkg: {}", e);
})
.map(|library| library.include_paths)
.ok()
}

fn main() {
let libs = metadeps::probe().unwrap();
let headers = libs.get("opus").unwrap().include_paths.clone();
let mut include_sub_dir = "";
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let headers = if let Some(paths) = try_vcpkg(false) {
include_sub_dir = "opus";
paths
} else {
let libs = metadeps::probe().unwrap();
let paths = libs.get("opus").unwrap().include_paths.clone();
paths
};

let mut builder = bindgen::builder().header("data/opus.h");

for header in headers {
builder = builder.clang_arg("-I").clang_arg(header.to_str().unwrap());
builder = builder
.clang_arg("-I")
.clang_arg(header.join(include_sub_dir).to_str().unwrap());
}

// Manually fix the comment so rustdoc won't try to pick them
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