forked from lix-project/lix
Fix race downloading into a sink
This fixes 'error 10 while decompressing xz file'. https://hydra.nixos.org/build/78308551
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@ -718,15 +718,17 @@ void Downloader::download(DownloadRequest && request, Sink & sink)
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while (true) {
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checkInterrupt();
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/* If no data is available, then wait for the download thread
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to wake us up. */
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if (state->data.empty()) {
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if (state->quit) {
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if (state->exc) std::rethrow_exception(state->exc);
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break;
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}
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/* If no data is available, then wait for the download thread
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to wake us up. */
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if (state->data.empty())
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state.wait(state->avail);
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}
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/* If data is available, then flush it to the sink and wake up
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the download thread if it's blocked on a full buffer. */
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