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stylo: Add a build log mechanism.

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MozReview-Commit-ID: 4Zo1EveUYkK
Signed-off-by: Emilio Cobos Álvarez <emilio@crisal.io>
This commit is contained in:
Emilio Cobos Álvarez 2017-03-16 20:52:36 +01:00
parent ae1a7cc7b8
commit a1930fc554
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GPG key ID: 056B727BB9C1027C
3 changed files with 50 additions and 1 deletions
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46
components/style/build_gecko.rs
View file

@ -517,6 +517,49 @@ mod bindings {
write_binding_file(builder, structs_file(build_type), &fixups);
}
pub fn setup_logging() {
use log;
use std::fs;
struct BuildLogger {
file: Option<Mutex<fs::File>>,
filter: String,
}
impl log::Log for BuildLogger {
fn enabled(&self, meta: &log::LogMetadata) -> bool {
self.file.is_some() && meta.target().contains(&self.filter)
}
fn log(&self, record: &log::LogRecord) {
if !self.enabled(record.metadata()) {
return;
}
let mut file = self.file.as_ref().unwrap().lock().unwrap();
let _ =
writeln!(file, "{} - {} - {} @ {}:{}",
record.level(),
record.target(),
record.args(),
record.location().file(),
record.location().line());
}
}
log::set_logger(|log_level| {
log_level.set(log::LogLevelFilter::Debug);
Box::new(BuildLogger {
file: env::var("STYLO_BUILD_LOG").ok().and_then(|path| {
fs::File::create(path).ok().map(Mutex::new)
}),
filter: env::var("STYLO_BUILD_FILTER").ok()
.unwrap_or_else(|| "bindgen".to_owned()),
})
})
.expect("Failed to set logger.");
}
pub fn generate_bindings() {
let mut builder = Builder::get_initial_builder(BuildType::Release)
.disable_name_namespacing()
@ -711,6 +754,8 @@ mod bindings {
static ref BINDINGS_PATH: PathBuf = Path::new(file!()).parent().unwrap().join("gecko_bindings");
}
pub fn setup_logging() {}
pub fn generate_structs(build_type: BuildType) {
let file = structs_file(build_type);
let source = BINDINGS_PATH.join(file);
@ -731,6 +776,7 @@ pub fn generate() {
use std::thread;
println!("cargo:rerun-if-changed=build_gecko.rs");
fs::create_dir_all(&*OUTDIR_PATH).unwrap();
bindings::setup_logging();
let threads = vec![
thread::spawn(|| bindings::generate_structs(BuildType::Debug)),
thread::spawn(|| bindings::generate_structs(BuildType::Release)),