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Add lock manager #142

Merged
merged 7 commits into from Oct 18, 2017
Merged

Add lock manager #142

merged 7 commits into from Oct 18, 2017

Commits on Oct 18, 2017

  1. lib: Wrap Pthread R/W locks in helper structures and functions

    @tdz
    tdz committed Oct 18, 2017
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  2. lib: Add operating-system-neutral support for |struct timespec|

    @tdz
    tdz committed Oct 18, 2017
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  3. lib: Add data structures for mutices and condition variables

    @tdz
    tdz committed Oct 18, 2017
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  4. lib: Add lock-owner data structure 

    The lock-owner data structure |struct lock_owner| describes an object
that can own locks, usually a transaction. Lock owners can wait and
sleep while requested locks are busy. Lock scheduling and deadlock
resolution is handled by an external component.
    @tdz
    tdz committed Oct 18, 2017
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  5. lib: Add lock-manager data structure

    @tdz
    tdz committed Oct 18, 2017
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  6. lib: Maintain lock manager and lock owners for transaction state

    @tdz
    tdz committed Oct 18, 2017
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  7. lib: Add waiter list to R/W lock

    @tdz
    tdz committed Oct 18, 2017
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