gnulib/import/windows-rwlock.c

129   lock->runcount = 0;
152   /* Test whether only readers are currently running, and whether the runcount
156   if (!(lock->runcount + 1 > 0 && lock->waiting_writers.count == 0))
171              removed us from the waiting_readers, incremented lock->runcount.  */
172           if (!(lock->runcount > 0))
185           while (!(lock->runcount + 1 > 0));
188   lock->runcount++;
213   if (!(lock->runcount == 0))
228              removed us from the waiting_writers, set lock->runcount = -1.  */
229           if (!(lock->runcount == -1))
242           while (!(lock->runcount == 0));
245   lock->runcount--; /* runcount becomes -1 */
271   /* Test whether only readers are currently running, and whether the runcount
275   if (!(lock->runcount + 1 > 0 && lock->waiting_writers.count == 0))
281   lock->runcount++;
308   if (!(lock->runcount == 0))
314   lock->runcount--; /* runcount becomes -1 */
325   if (lock->runcount < 0)
328       if (!(lock->runcount == -1))
330       lock->runcount = 0;
335       if (!(lock->runcount > 0))
340       lock->runcount--;
342   if (lock->runcount == 0)
349           lock->runcount--;
355           lock->runcount += lock->waiting_readers.count;
368   if (lock->runcount != 0)