gstreamer-rs/gstreamer-gl-sys/build.rs

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// This file was generated by gir (https://github.com/gtk-rs/gir @ 1ee9edf)
// from gir-files (https://github.com/gtk-rs/gir-files @ a6c6926)
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// DO NOT EDIT
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#[cfg(not(feature = "dox"))]
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extern crate pkg_config;
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#[cfg(not(feature = "dox"))]
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use pkg_config::{Config, Error};
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#[cfg(not(feature = "dox"))]
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use std::env;
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#[cfg(not(feature = "dox"))]
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use std::io;
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#[cfg(not(feature = "dox"))]
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use std::io::prelude::*;
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#[cfg(not(feature = "dox"))]
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use std::process;
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#[cfg(feature = "dox")]
fn main() {} // prevent linking libraries to avoid documentation failure
#[cfg(not(feature = "dox"))]
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fn main() {
if let Err(s) = find() {
let _ = writeln!(io::stderr(), "{}", s);
process::exit(1);
}
}
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#[cfg(not(feature = "dox"))]
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fn find() -> Result<(), Error> {
let package_name = "gstreamer-gl-1.0";
let shared_libs = ["gstgl-1.0"];
let version = if cfg!(feature = "v1_16") {
"1.16"
} else {
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"1.14"
};
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if let Ok(inc_dir) = env::var("GTK_INCLUDE_DIR") {
println!("cargo:include={}", inc_dir);
}
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if let Ok(lib_dir) = env::var("GTK_LIB_DIR") {
for lib_ in shared_libs.iter() {
println!("cargo:rustc-link-lib=dylib={}", lib_);
}
println!("cargo:rustc-link-search=native={}", lib_dir);
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return Ok(());
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}
let target = env::var("TARGET").expect("TARGET environment variable doesn't exist");
let hardcode_shared_libs = target.contains("windows");
let mut config = Config::new();
config.atleast_version(version);
config.print_system_libs(false);
if hardcode_shared_libs {
config.cargo_metadata(false);
}
match config.probe(package_name) {
Ok(library) => {
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if let Ok(paths) = std::env::join_paths(library.include_paths) {
println!("cargo:include={}", paths.to_string_lossy());
}
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if hardcode_shared_libs {
for lib_ in shared_libs.iter() {
println!("cargo:rustc-link-lib=dylib={}", lib_);
}
for path in library.link_paths.iter() {
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println!(
"cargo:rustc-link-search=native={}",
path.to_str().expect("library path doesn't exist")
);
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}
}
Ok(())
}
Err(Error::EnvNoPkgConfig(_)) | Err(Error::Command { .. }) => {
for lib_ in shared_libs.iter() {
println!("cargo:rustc-link-lib=dylib={}", lib_);
}
Ok(())
}
Err(err) => Err(err),
}
}