libgomp/config/linux/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    When using the Linux futex primitive, non-recursive locks require
   6    only one int.  Recursive locks require we identify the owning thread
   7    and so require two ints.  */
   8
   9 typedef int omp_lock_t;
  10 typedef struct { int owner, count; } omp_nest_lock_t;