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Fix proc-macro-test build script

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This commit is contained in:
Lukas Wirth 2024-06-30 16:26:39 +02:00
parent 2fb38ceb66
commit b0c4bc4972
2 changed files with 17 additions and 10 deletions
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3
crates/proc-macro-srv/proc-macro-test/build.rs
View file

@ -30,8 +30,7 @@ fn main() {
if !has_features {
println!("proc-macro-test testing only works on nightly toolchains");
let info_path = out_dir.join("proc_macro_test_location.txt");
fs::File::create(info_path).unwrap();
println!("cargo::rustc-env=PROC_MACRO_TEST_LOCATION=\"\"");
return;
}

24
crates/proc-macro-srv/src/dylib.rs
View file

@ -133,24 +133,32 @@ impl ProcMacroLibraryLibloading {
}
}
pub struct Expander {
pub(crate) struct Expander {
inner: ProcMacroLibraryLibloading,
path: Utf8PathBuf,
}
impl Drop for Expander {
fn drop(&mut self) {
#[cfg(windows)]
std::fs::remove_file(&self.path).ok();
}
}
impl Expander {
pub fn new(lib: &Utf8Path) -> Result<Expander, LoadProcMacroDylibError> {
pub(crate) fn new(lib: &Utf8Path) -> Result<Expander, LoadProcMacroDylibError> {
// Some libraries for dynamic loading require canonicalized path even when it is
// already absolute
let lib = lib.canonicalize_utf8()?;
let lib = ensure_file_with_lock_free_access(&lib)?;
let path = ensure_file_with_lock_free_access(&lib)?;
let library = ProcMacroLibraryLibloading::open(lib.as_ref())?;
let library = ProcMacroLibraryLibloading::open(path.as_ref())?;
Ok(Expander { inner: library })
Ok(Expander { inner: library, path })
}
pub fn expand<S: ProcMacroSrvSpan>(
pub(crate) fn expand<S: ProcMacroSrvSpan>(
&self,
macro_name: &str,
macro_body: tt::Subtree<S>,
@ -169,7 +177,7 @@ impl Expander {
result.map_err(|e| e.into_string().unwrap_or_default())
}
pub fn list_macros(&self) -> Vec<(String, ProcMacroKind)> {
pub(crate) fn list_macros(&self) -> Vec<(String, ProcMacroKind)> {
self.inner.proc_macros.list_macros()
}
}
@ -198,7 +206,7 @@ fn ensure_file_with_lock_free_access(path: &Utf8Path) -> io::Result<Utf8PathBuf>
unique_name.push_str(file_name);
to.push(unique_name);
std::fs::copy(path, &to).unwrap();
std::fs::copy(path, &to)?;
Ok(to)
}