Implement synchronization scheme for incr. comp. directory#35718

Merged

bors merged 11 commits intorust-lang:masterfrom

michaelwoerister:incr-comp-dir-locking

Sep 1, 2016

Commits on Aug 29, 2016

Move `flock.rs` from librustdoc to librustc_data_structures.
michaelwoerister
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Add some features to flock.
michaelwoerister
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Implement copy-on-write scheme for managing the incremental compilation cache.
michaelwoerister
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incr.comp.: Move lock files out of directory being locked
michaelwoerister
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Fix rustbuild
michaelwoerister
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incr. comp.: Fix test_timestamp_serialization so it does not overflow on some 32bit systems.
michaelwoerister
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incr.comp.: Make path's of session directories slightly shorter.
michaelwoerister
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incr.comp.: Make compiletest generate shorter cache directory names.
michaelwoerister
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Fix tidy-errors
michaelwoerister
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compiletest: Canonicalize paths when remove incr.comp. dir, enabling longer paths
michaelwoerister
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incr.comp.: Canonicalize path to session directory before deleteing it.
michaelwoerister
committed