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Merge pull request #5812 from pennae/small-perf-improvements

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improve parser performance a bit
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Eelco Dolstra 2022-01-17 19:49:52 +01:00 • committed by GitHub
commit fc2443a67c
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9 changed files with 82 additions and 53 deletions
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4
src/libutil/util.cc
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@ -668,7 +668,9 @@ void writeFull(int fd, std::string_view s, bool allowInterrupts)
string drainFD(int fd, bool block, const size_t reserveSize)
{
StringSink sink(reserveSize);
// the parser needs two extra bytes to append terminating characters, other users will
// not care very much about the extra memory.
StringSink sink(reserveSize + 2);
drainFD(fd, sink, block);
return std::move(*sink.s);
}