libgomp/config/posix95/omp-lock.h

   1 /* This header is used during the build process to find the size and
   2    alignment of the public OpenMP locks, so that we can export data
   3    structures without polluting the namespace.
   4
   5    In this POSIX95 implementation, we map the two locks to the
   6    same PTHREADS primitive.  */
   7
   8 #include <pthread.h>
   9 #include <semaphore.h>
  10
  11 typedef pthread_mutex_t omp_lock_25_t;
  12 typedef struct { pthread_mutex_t lock; pthread_t owner; int count; } omp_nest_lock_25_t;
  13 #ifdef HAVE_BROKEN_POSIX_SEMAPHORES
  14 /* If we don't have working semaphores, we'll make all explicit tasks
  15    tied to the creating thread.  */
  16 typedef pthread_mutex_t omp_lock_t;
  17 typedef struct { pthread_mutex_t lock; int count; void *owner; } omp_nest_lock_t;
  18 #else
  19 typedef sem_t omp_lock_t;
  20 typedef struct { sem_t lock; int count; void *owner; } omp_nest_lock_t;
  21 #endif