Add O(1)-memory copyPath() function
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@ -375,4 +375,13 @@ void copyNAR(Source & source, Sink & sink)
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}
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void copyPath(const Path & from, const Path & to)
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{
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auto source = sinkToSource([&](Sink & sink) {
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dumpPath(from, sink);
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});
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restorePath(to, *source);
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}
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}
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@ -77,6 +77,8 @@ void restorePath(const Path & path, Source & source);
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/* Read a NAR from 'source' and write it to 'sink'. */
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void copyNAR(Source & source, Sink & sink);
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void copyPath(const Path & from, const Path & to);
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extern const std::string narVersionMagic1;
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