Rollup merge of #121843 - ferrocene:builtin-path, r=petrochenkov

Implement `-L KIND=@RUSTC_BUILTIN/...`

Implements https://github.com/rust-lang/compiler-team/issues/659
This commit is contained in:
Guillaume Gomez 2024-03-27 10:13:42 +01:00 committed by GitHub
commit 2973f04076
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4 changed files with 62 additions and 31 deletions

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@ -315,30 +315,39 @@ fn test_search_paths_tracking_hash_different_order() {
json_rendered: HumanReadableErrorType::Default(ColorConfig::Never),
};
let push = |opts: &mut Options, search_path| {
opts.search_paths.push(SearchPath::from_cli_opt(
"not-a-sysroot".as_ref(),
&opts.target_triple,
&early_dcx,
search_path,
));
};
// Reference
v1.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "native=abc"));
v1.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "crate=def"));
v1.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "dependency=ghi"));
v1.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "framework=jkl"));
v1.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "all=mno"));
push(&mut v1, "native=abc");
push(&mut v1, "crate=def");
push(&mut v1, "dependency=ghi");
push(&mut v1, "framework=jkl");
push(&mut v1, "all=mno");
v2.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "native=abc"));
v2.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "dependency=ghi"));
v2.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "crate=def"));
v2.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "framework=jkl"));
v2.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "all=mno"));
push(&mut v2, "native=abc");
push(&mut v2, "dependency=ghi");
push(&mut v2, "crate=def");
push(&mut v2, "framework=jkl");
push(&mut v2, "all=mno");
v3.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "crate=def"));
v3.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "framework=jkl"));
v3.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "native=abc"));
v3.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "dependency=ghi"));
v3.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "all=mno"));
push(&mut v3, "crate=def");
push(&mut v3, "framework=jkl");
push(&mut v3, "native=abc");
push(&mut v3, "dependency=ghi");
push(&mut v3, "all=mno");
v4.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "all=mno"));
v4.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "native=abc"));
v4.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "crate=def"));
v4.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "dependency=ghi"));
v4.search_paths.push(SearchPath::from_cli_opt(&early_dcx, "framework=jkl"));
push(&mut v4, "all=mno");
push(&mut v4, "native=abc");
push(&mut v4, "crate=def");
push(&mut v4, "dependency=ghi");
push(&mut v4, "framework=jkl");
assert_same_hash(&v1, &v2);
assert_same_hash(&v1, &v3);

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@ -2795,11 +2795,6 @@ pub fn build_session_options(early_dcx: &mut EarlyDiagCtxt, matches: &getopts::M
let debuginfo = select_debuginfo(matches, &cg);
let debuginfo_compression = unstable_opts.debuginfo_compression;
let mut search_paths = vec![];
for s in &matches.opt_strs("L") {
search_paths.push(SearchPath::from_cli_opt(early_dcx, s));
}
let libs = parse_libs(early_dcx, matches);
let test = matches.opt_present("test");
@ -2848,6 +2843,11 @@ pub fn build_session_options(early_dcx: &mut EarlyDiagCtxt, matches: &getopts::M
candidate.join("library/std/src/lib.rs").is_file().then_some(candidate)
};
let mut search_paths = vec![];
for s in &matches.opt_strs("L") {
search_paths.push(SearchPath::from_cli_opt(&sysroot, &target_triple, early_dcx, s));
}
let working_dir = std::env::current_dir().unwrap_or_else(|e| {
early_dcx.early_fatal(format!("Current directory is invalid: {e}"));
});

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@ -1,5 +1,6 @@
use crate::filesearch::make_target_lib_path;
use crate::EarlyDiagCtxt;
use rustc_target::spec::TargetTriple;
use std::path::{Path, PathBuf};
#[derive(Clone, Debug)]
@ -46,7 +47,12 @@ pub fn matches(&self, kind: PathKind) -> bool {
}
impl SearchPath {
pub fn from_cli_opt(early_dcx: &EarlyDiagCtxt, path: &str) -> Self {
pub fn from_cli_opt(
sysroot: &Path,
triple: &TargetTriple,
early_dcx: &EarlyDiagCtxt,
path: &str,
) -> Self {
let (kind, path) = if let Some(stripped) = path.strip_prefix("native=") {
(PathKind::Native, stripped)
} else if let Some(stripped) = path.strip_prefix("crate=") {
@ -60,12 +66,17 @@ pub fn from_cli_opt(early_dcx: &EarlyDiagCtxt, path: &str) -> Self {
} else {
(PathKind::All, path)
};
if path.is_empty() {
let dir = match path.strip_prefix("@RUSTC_BUILTIN") {
Some(stripped) => {
make_target_lib_path(sysroot, triple.triple()).join("builtin").join(stripped)
}
None => PathBuf::from(path),
};
if dir.as_os_str().is_empty() {
#[allow(rustc::untranslatable_diagnostic)] // FIXME: make this translatable
early_dcx.early_fatal("empty search path given via `-L`");
}
let dir = PathBuf::from(path);
Self::new(kind, dir)
}

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@ -460,8 +460,6 @@ fn println_condition(condition: Condition) {
&matches.free[0]
});
let libs =
matches.opt_strs("L").iter().map(|s| SearchPath::from_cli_opt(early_dcx, s)).collect();
let externs = parse_externs(early_dcx, matches, &unstable_opts);
let extern_html_root_urls = match parse_extern_html_roots(matches) {
Ok(ex) => ex,
@ -625,6 +623,20 @@ fn println_condition(condition: Condition) {
}
let target = parse_target_triple(early_dcx, matches);
let maybe_sysroot = matches.opt_str("sysroot").map(PathBuf::from);
let sysroot = match &maybe_sysroot {
Some(s) => s.clone(),
None => {
rustc_session::filesearch::get_or_default_sysroot().expect("Failed finding sysroot")
}
};
let libs = matches
.opt_strs("L")
.iter()
.map(|s| SearchPath::from_cli_opt(&sysroot, &target, early_dcx, s))
.collect();
let show_coverage = matches.opt_present("show-coverage");
@ -653,7 +665,6 @@ fn println_condition(condition: Condition) {
let bin_crate = crate_types.contains(&CrateType::Executable);
let proc_macro_crate = crate_types.contains(&CrateType::ProcMacro);
let playground_url = matches.opt_str("playground-url");
let maybe_sysroot = matches.opt_str("sysroot").map(PathBuf::from);
let module_sorting = if matches.opt_present("sort-modules-by-appearance") {
ModuleSorting::DeclarationOrder
} else {