rieter/libarchive3-sys/build.rs

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Rust
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2023-07-13 10:45:39 +02:00
extern crate pkg_config;
use std::env;
fn main() {
let lib_dir = env::var("LIBARCHIVE_LIB_DIR").ok();
let include_dir = env::var("LIBARCHIVE_INCLUDE_DIR").ok();
if lib_dir.is_some() && include_dir.is_some() {
println!("cargo:rustc-flags=-L native={}", lib_dir.unwrap());
println!("cargo:include={}", include_dir.unwrap());
let mode = match env::var_os("LIBARCHIVE_STATIC") {
Some(_) => "static",
None => "dylib",
};
println!("cargo:rustc-flags=-l {0}=archive", mode);
if mode == "static" {
if let Ok(ldflags) = env::var("LIBARCHIVE_LDFLAGS") {
for token in ldflags.split_whitespace() {
if token.starts_with("-L") {
println!("cargo:rustc-flags=-L native={}", token.replace("-L", ""));
} else if token.starts_with("-l") {
println!("cargo:rustc-flags=-l static={}", token.replace("-l", ""));
}
}
}
}
} else {
match pkg_config::find_library("libarchive") {
Ok(_) => (),
Err(msg) => panic!("Unable to locate libarchive, err={:?}", msg),
}
}
}