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Create thread-pool

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This commit is contained in:
John Kåre Alsaker 2018-05-27 13:10:12 +02:00
parent c819ba043a
commit 3571684d2c
1 changed files with 25 additions and 24 deletions
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49
src/test/run-make-fulldeps/issue-19371/foo.rs
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@ -19,9 +19,9 @@ extern crate rustc_codegen_utils;
extern crate syntax;
use rustc::session::{build_session, Session};
use rustc::session::config::{basic_options, Input,
use rustc::session::config::{basic_options, Input, Options,
OutputType, OutputTypes};
use rustc_driver::driver::{compile_input, CompileController};
use rustc_driver::driver::{self, compile_input, CompileController};
use rustc_metadata::cstore::CStore;
use rustc_errors::registry::Registry;
use syntax::codemap::FileName;
@ -52,14 +52,7 @@ fn main() {
compile(src.to_string(), tmpdir.join("out"), sysroot.clone());
}
fn basic_sess(sysroot: PathBuf) -> (Session, Rc<CStore>, Box<CodegenBackend>) {
let mut opts = basic_options();
opts.output_types = OutputTypes::new(&[(OutputType::Exe, None)]);
opts.maybe_sysroot = Some(sysroot);
if let Ok(linker) = std::env::var("RUSTC_LINKER") {
opts.cg.linker = Some(linker.into());
}
fn basic_sess(opts: Options) -> (Session, Rc<CStore>, Box<CodegenBackend>) {
let descriptions = Registry::new(&rustc::DIAGNOSTICS);
let sess = build_session(opts, None, descriptions);
let codegen_backend = rustc_driver::get_codegen_backend(&sess);
@ -70,19 +63,27 @@ fn basic_sess(sysroot: PathBuf) -> (Session, Rc<CStore>, Box<CodegenBackend>) {
fn compile(code: String, output: PathBuf, sysroot: PathBuf) {
syntax::with_globals(|| {
let (sess, cstore, codegen_backend) = basic_sess(sysroot);
let control = CompileController::basic();
let input = Input::Str { name: FileName::Anon, input: code };
let _ = compile_input(
codegen_backend,
&sess,
&cstore,
&None,
&input,
&None,
&Some(output),
None,
&control
);
let mut opts = basic_options();
opts.output_types = OutputTypes::new(&[(OutputType::Exe, None)]);
opts.maybe_sysroot = Some(sysroot);
if let Ok(linker) = std::env::var("RUSTC_LINKER") {
opts.cg.linker = Some(linker.into());
}
driver::spawn_thread_pool(opts, |opts| {
let (sess, cstore, codegen_backend) = basic_sess(opts);
let control = CompileController::basic();
let input = Input::Str { name: FileName::Anon, input: code };
let _ = compile_input(
codegen_backend,
&sess,
&cstore,
&None,
&input,
&None,
&Some(output),
None,
&control
);
});
});
}