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add unstable support for outputting file checksums for use in cargo

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This commit is contained in:
Jacob Kiesel 2024-06-22 01:27:59 -06:00
parent bfe5e8cef6
commit bb5a8276be
16 changed files with 321 additions and 28 deletions
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4
compiler/rustc_session/src/config.rs
View file

@ -1242,6 +1242,10 @@ impl UnstableOptions {
}
})
}
pub fn checksum_hash_algorithm(&self) -> Option<SourceFileHashAlgorithm> {
self.checksum_hash_algorithm
}
}
// The type of entry function, so users can have their own entry functions

22
compiler/rustc_session/src/options.rs
View file

@ -418,7 +418,8 @@ mod desc {
"one of: `legacy`, `v0` (RFC 2603), or `hashed`";
pub(crate) const parse_opt_symbol_visibility: &str =
"one of: `hidden`, `protected`, or `interposable`";
pub(crate) const parse_src_file_hash: &str = "either `md5` or `sha1`";
pub(crate) const parse_cargo_src_file_hash: &str = "one of `md5`, `sha1`, or `sha256`";
pub(crate) const parse_src_file_hash: &str = "one of `md5`, `sha1`, or `sha256`";
pub(crate) const parse_relocation_model: &str =
"one of supported relocation models (`rustc --print relocation-models`)";
pub(crate) const parse_code_model: &str =
@ -1288,6 +1289,23 @@ mod parse {
true
}
pub(crate) fn parse_cargo_src_file_hash(
slot: &mut Option<SourceFileHashAlgorithm>,
v: Option<&str>,
) -> bool {
match v.and_then(|s| SourceFileHashAlgorithm::from_str(s).ok()) {
Some(hash_kind) => {
if hash_kind.supported_in_cargo() {
*slot = Some(hash_kind);
} else {
return false;
}
}
_ => return false,
}
true
}
pub(crate) fn parse_target_feature(slot: &mut String, v: Option<&str>) -> bool {
match v {
Some(s) => {
@ -1688,6 +1706,8 @@ options! {
"instrument control-flow architecture protection"),
check_cfg_all_expected: bool = (false, parse_bool, [UNTRACKED],
"show all expected values in check-cfg diagnostics (default: no)"),
checksum_hash_algorithm: Option<SourceFileHashAlgorithm> = (None, parse_cargo_src_file_hash, [TRACKED],
"hash algorithm of source files used to check freshness in cargo (`sha256`)"),
codegen_backend: Option<String> = (None, parse_opt_string, [TRACKED],
"the backend to use"),
combine_cgu: bool = (false, parse_bool, [TRACKED],