cafkafk/lix
cafkafk/lix
1
0
Fork 0
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

store-api: fix/clarify capture lifetimes in copyPaths

Browse source 
This seems to fix a use of stack after return.

Change-Id: If690a6defb9a3225684685132cf78b227e271447
This commit is contained in:
Jade Lovelace 2024-06-15 16:39:14 -07:00
parent 9185ab7bf0
commit 8e6661cce7
1 changed files with 22 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

39
src/libstore/store-api.cc
View file

@ -1174,25 +1174,30 @@ std::map<StorePath, StorePath> copyPaths(
ValidPathInfo infoForDst = *info;
infoForDst.path = storePathForDst;
auto source = sinkToSource([&](Sink & sink) {
// We can reasonably assume that the copy will happen whenever we
// read the path, so log something about that at that point
auto srcUri = srcStore.getUri();
auto dstUri = dstStore.getUri();
auto storePathS = srcStore.printStorePath(missingPath);
Activity act(*logger, lvlInfo, actCopyPath,
makeCopyPathMessage(srcUri, dstUri, storePathS),
{storePathS, srcUri, dstUri});
PushActivity pact(act.id);
auto source =
sinkToSource([&srcStore, &dstStore, missingPath = missingPath, info = std::move(info)](Sink & sink) {
// We can reasonably assume that the copy will happen whenever we
// read the path, so log something about that at that point
auto srcUri = srcStore.getUri();
auto dstUri = dstStore.getUri();
auto storePathS = srcStore.printStorePath(missingPath);
Activity act(
*logger,
lvlInfo,
actCopyPath,
makeCopyPathMessage(srcUri, dstUri, storePathS),
{storePathS, srcUri, dstUri}
);
PushActivity pact(act.id);
LambdaSink progressSink([&, total = 0ULL](std::string_view data) mutable {
total += data.size();
act.progress(total, info->narSize);
LambdaSink progressSink([&, total = 0ULL](std::string_view data) mutable {
total += data.size();
act.progress(total, info->narSize);
});
TeeSink tee{sink, progressSink};
srcStore.narFromPath(missingPath, tee);
});
TeeSink tee { sink, progressSink };
srcStore.narFromPath(missingPath, tee);
});
pathsToCopy.push_back(std::pair{infoForDst, std::move(source)});
}