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Git fetcher: Make dirty repos with no commits cacheable

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This commit is contained in:
Eelco Dolstra 2025-06-16 18:16:30 +02:00 • committed by John Ericson
parent 28d11c5bcc
commit 3450a72ba0
1 changed files with 2 additions and 3 deletions
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5
src/libfetchers/git.cc
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@ -893,8 +893,7 @@ struct GitInputScheme : InputScheme
return makeFingerprint(*rev);
else {
auto repoInfo = getRepoInfo(input);
if (auto repoPath = repoInfo.getPath();
repoPath && repoInfo.workdirInfo.headRev && repoInfo.workdirInfo.submodules.empty()) {
if (auto repoPath = repoInfo.getPath(); repoPath && repoInfo.workdirInfo.submodules.empty()) {
/* Calculate a fingerprint that takes into account the
deleted and modified/added files. */
HashSink hashSink{HashAlgorithm::SHA512};
@ -907,7 +906,7 @@ struct GitInputScheme : InputScheme
writeString("deleted:", hashSink);
writeString(file.abs(), hashSink);
}
return makeFingerprint(*repoInfo.workdirInfo.headRev)
return makeFingerprint(repoInfo.workdirInfo.headRev.value_or(nullRev))
+ ";d=" + hashSink.finish().hash.to_string(HashFormat::Base16, false);
}
return std::nullopt;