libfringe/build.rs

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1.2 KiB
Rust
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#![allow(unstable)]
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use std::io::Command;
use std::io::fs::PathExtensions;
use std::io::fs;
use std::os;
fn main() {
let out_dir = os::getenv("OUT_DIR").unwrap();
let mut objects = Vec::new();
let files = fs::readdir(&Path::new("src")).unwrap();
let mut files = files.iter().filter(|p| p.is_file());
for file in files {
if let Some(filename) = file.filename_str() {
let filepath = format!("src/{}", filename);
let outpath;
if let Some(basename) = eat_extension(filename, ".c") {
outpath = format!("{}/{}.o", out_dir, basename);
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Command::new("cc").args(&[&*filepath, "-c", "-fPIC", "-o"])
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.arg(outpath.clone())
.status().unwrap();
}
else { continue }
objects.push(outpath);
}
}
Command::new("ar").args(&["crus", "libcontext.a"])
.args(objects.as_slice())
.cwd(&Path::new(&out_dir))
.status().unwrap();
println!("cargo:rustc-flags=-L {} -l context:static", out_dir);
}
fn eat_extension<'a>(s: &'a str, ext: &str) -> Option<&'a str> {
if s.ends_with(ext) {
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Some(&s[..s.len() - ext.len()])
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}
else {
None
}
}