1 // Copyright 2017 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
13 //! This API is completely unstable and subject to change.
15 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
16 html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
17 html_root_url = "https://doc.rust-lang.org/nightly/")]
19 #![feature(box_patterns)]
20 #![feature(box_syntax)]
21 #![feature(custom_attribute)]
23 #![allow(unused_attributes)]
25 #![feature(rustc_diagnostic_macros)]
27 #![recursion_limit="256"]
33 extern crate serialize;
36 extern crate rustc_allocator;
37 extern crate rustc_target;
38 extern crate rustc_metadata;
39 extern crate rustc_mir;
40 extern crate rustc_incremental;
42 extern crate syntax_pos;
43 #[macro_use] extern crate rustc_data_structures;
45 use std::path::PathBuf;
47 use rustc::session::Session;
48 use rustc::ty::TyCtxt;
53 pub mod codegen_backend;
54 pub mod symbol_export;
56 pub mod symbol_names_test;
59 /// check for the #[rustc_error] annotation, which forces an
60 /// error in codegen. This is used to write compile-fail tests
61 /// that actually test that compilation succeeds without
62 /// reporting an error.
63 pub fn check_for_rustc_errors_attr(tcx: TyCtxt) {
64 if let Some((id, span, _)) = *tcx.sess.entry_fn.borrow() {
65 let main_def_id = tcx.hir.local_def_id(id);
67 if tcx.has_attr(main_def_id, "rustc_error") {
68 tcx.sess.span_fatal(span, "compilation successful");
73 #[derive(Copy, Clone, Debug, PartialEq)]
81 pub struct CompiledModule {
84 pub object: Option<PathBuf>,
85 pub bytecode: Option<PathBuf>,
86 pub bytecode_compressed: Option<PathBuf>,
89 pub fn find_library(name: &str, search_paths: &[PathBuf], sess: &Session)
91 // On Windows, static libraries sometimes show up as libfoo.a and other
92 // times show up as foo.lib
93 let oslibname = format!("{}{}{}",
94 sess.target.target.options.staticlib_prefix,
96 sess.target.target.options.staticlib_suffix);
97 let unixlibname = format!("lib{}.a", name);
99 for path in search_paths {
100 debug!("looking for {} inside {:?}", name, path);
101 let test = path.join(&oslibname);
102 if test.exists() { return test }
103 if oslibname != unixlibname {
104 let test = path.join(&unixlibname);
105 if test.exists() { return test }
108 sess.fatal(&format!("could not find native static library `{}`, \
109 perhaps an -L flag is missing?", name));
112 __build_diagnostic_array! { librustc_codegen_utils, DIAGNOSTICS }