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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [posix/] [src/] [pthreadequal.c] - Rev 532
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/* * 16.1.7 Compare Thread IDs, p1003.1c/Draft 10, p. 153 * * NOTE: POSIX does not define the behavior when either thread id is invalid. * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: pthreadequal.c,v 1.2 2001-09-27 11:59:17 chris Exp $ */ #include <pthread.h> #include <errno.h> #include <rtems/system.h> #include <rtems/posix/pthread.h> #include <rtems/score/thread.h> int pthread_equal( pthread_t t1, pthread_t t2 ) { /* * If the system is configured for debug, then we will do everything we * can to insure that both ids are valid. Otherwise, we will do the * cheapest possible thing to determine if they are equal. */ #ifndef RTEMS_DEBUG return _Objects_Are_ids_equal( t1, t2 ); #else int status; Objects_Locations location; /* * By default this is not a match. */ status = 0; /* * Validate the first id and return 0 if it is not valid */ (void) _POSIX_Threads_Get( t1, &location ); switch ( location ) { case OBJECTS_ERROR: case OBJECTS_REMOTE: break; case OBJECTS_LOCAL: /* * Validate the second id and return 0 if it is not valid */ (void) _POSIX_Threads_Get( t2, &location ); switch ( location ) { case OBJECTS_ERROR: case OBJECTS_REMOTE: break; case OBJECTS_LOCAL: status = _Objects_Are_ids_equal( t1, t2 ); break; } _Thread_Unnest_dispatch(); break; } _Thread_Enable_dispatch(); return status; #endif }
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