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Fix patching of clang in managed Python sysconfig (#13237)

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Regressed in
https://github.com/astral-sh/uv/pull/12239/files#r2069106892 because
additional entries override the previous one in the mapping. Now, we can
apply multiple patches in-order.

Closes #13236
This commit is contained in:
Zanie Blue 2025-04-30 12:23:22 -05:00 • committed by GitHub
parent 9ea0fdcee9
commit a9ab39ad6f
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1 changed files with 41 additions and 41 deletions
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82
crates/uv-python/src/sysconfig/mod.rs
View file

@ -68,87 +68,85 @@ impl ReplacementEntry {
}
/// Mapping for sysconfig keys to lookup and replace with the appropriate entry.
static DEFAULT_VARIABLE_UPDATES: LazyLock<BTreeMap<String, ReplacementEntry>> =
static DEFAULT_VARIABLE_UPDATES: LazyLock<BTreeMap<String, Vec<ReplacementEntry>>> =
LazyLock::new(|| {
BTreeMap::from_iter([
(
"CC".to_string(),
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang".to_string(),
vec![
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang".to_string(),
},
to: "cc".to_string(),
},
to: "cc".to_string(),
},
),
(
"CC".to_string(),
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "/usr/bin/aarch64-linux-gnu-gcc".to_string(),
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "/usr/bin/aarch64-linux-gnu-gcc".to_string(),
},
to: "cc".to_string(),
},
to: "cc".to_string(),
},
],
),
(
"CXX".to_string(),
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang++".to_string(),
vec![
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang++".to_string(),
},
to: "c++".to_string(),
},
to: "c++".to_string(),
},
),
(
"CXX".to_string(),
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "/usr/bin/x86_64-linux-gnu-g++".to_string(),
ReplacementEntry {
mode: ReplacementMode::Partial {
from: "/usr/bin/x86_64-linux-gnu-g++".to_string(),
},
to: "c++".to_string(),
},
to: "c++".to_string(),
},
],
),
(
"BLDSHARED".to_string(),
ReplacementEntry {
vec![ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang".to_string(),
},
to: "cc".to_string(),
},
}],
),
(
"LDSHARED".to_string(),
ReplacementEntry {
vec![ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang".to_string(),
},
to: "cc".to_string(),
},
}],
),
(
"LDCXXSHARED".to_string(),
ReplacementEntry {
vec![ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang++".to_string(),
},
to: "c++".to_string(),
},
}],
),
(
"LINKCC".to_string(),
ReplacementEntry {
vec![ReplacementEntry {
mode: ReplacementMode::Partial {
from: "clang".to_string(),
},
to: "cc".to_string(),
},
}],
),
(
"AR".to_string(),
ReplacementEntry {
vec![ReplacementEntry {
mode: ReplacementMode::Full,
to: "ar".to_string(),
},
}],
),
])
});
@ -296,8 +294,10 @@ fn patch_sysconfigdata(mut data: SysconfigData, real_prefix: &Path) -> Sysconfig
let patched = update_prefix(value, real_prefix);
let mut patched = remove_isysroot(&patched);
if let Some(replacement_entry) = DEFAULT_VARIABLE_UPDATES.get(key) {
patched = replacement_entry.patch(&patched);
if let Some(replacement_entries) = DEFAULT_VARIABLE_UPDATES.get(key) {
for replacement_entry in replacement_entries {
patched = replacement_entry.patch(&patched);
}
}
if *value != patched {
@ -456,8 +456,8 @@ mod tests {
# system configuration generated and used by the sysconfig module
build_time_vars = {
"AR": "ar",
"CC": "clang -pthread",
"CXX": "clang++ -pthread",
"CC": "cc -pthread",
"CXX": "c++ -pthread",
"PYTHON_BUILD_STANDALONE": 1
}
"##);