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Viewing changes to mysys/thr_rwlock.c

  • Committer: Monty Taylor
  • Date: 2008-10-16 06:32:30 UTC
  • mto: (511.1.5 codestyle)
  • mto: This revision was merged to the branch mainline in revision 521.
  • Revision ID: monty@inaugust.com-20081016063230-4brxsra0qsmsg84q
Added -Wunused-macros.

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mysys/thr_rwlock.c
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/* Synchronization - readers / writer thread locks */
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#include "mysys_priv.h"
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#if defined(THREAD) && !defined(HAVE_PTHREAD_RWLOCK_RDLOCK) && !defined(HAVE_RWLOCK_INIT)
 
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#if !defined(HAVE_PTHREAD_RWLOCK_RDLOCK) && !defined(HAVE_RWLOCK_INIT)
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#include <errno.h>
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/*
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int my_rw_unlock(rw_lock_t *rwp)
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{
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  DBUG_PRINT("rw_unlock",
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             ("state: %d waiters: %d", rwp->state, rwp->waiters));
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  pthread_mutex_lock(&rwp->lock);
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  if (rwp->state == -1)         /* writer releasing */