diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-02 18:46:30 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-02 18:46:30 +0000 |
commit | 43ed93524d8cdd91ded531e0f657f42d2bd0d780 (patch) | |
tree | 390912b9dc73bb643f937f5108df9880d43c4809 /cpukit/posix/src/conddestroy.c | |
parent | Split key.c into multiple files. (diff) | |
download | rtems-43ed93524d8cdd91ded531e0f657f42d2bd0d780.tar.bz2 |
Missed these in the initial split up.
Diffstat (limited to 'cpukit/posix/src/conddestroy.c')
-rw-r--r-- | cpukit/posix/src/conddestroy.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/cpukit/posix/src/conddestroy.c b/cpukit/posix/src/conddestroy.c new file mode 100644 index 0000000000..abfe07fc74 --- /dev/null +++ b/cpukit/posix/src/conddestroy.c @@ -0,0 +1,76 @@ +/* + * $Id$ + */ + +#include <pthread.h> +#include <errno.h> + +#include <rtems/system.h> +#include <rtems/score/object.h> +#include <rtems/score/states.h> +#include <rtems/score/watchdog.h> +#include <rtems/posix/cond.h> +#include <rtems/posix/time.h> +#include <rtems/posix/mutex.h> + +/*PAGE + * + * 11.4.2 Initializing and Destroying a Condition Variable, + * P1003.1c/Draft 10, p. 87 + */ + +int pthread_cond_destroy( + pthread_cond_t *cond +) +{ + register POSIX_Condition_variables_Control *the_cond; + Objects_Locations location; + + the_cond = _POSIX_Condition_variables_Get( cond, &location ); + switch ( location ) { + case OBJECTS_REMOTE: +#if defined(RTEMS_MULTIPROCESSING) + _Thread_Dispatch(); + return POSIX_MP_NOT_IMPLEMENTED(); + return EINVAL; +#endif + + case OBJECTS_ERROR: + return EINVAL; + + + case OBJECTS_LOCAL: + + if ( _Thread_queue_First( &the_cond->Wait_queue ) ) { + _Thread_Enable_dispatch(); + return EBUSY; + } + + _Objects_Close( + &_POSIX_Condition_variables_Information, + &the_cond->Object + ); + + _POSIX_Condition_variables_Free( the_cond ); + +#if defined(RTEMS_MULTIPROCESSING) + if ( the_cond->process_shared == PTHREAD_PROCESS_SHARED ) { + + _Objects_MP_Close( + &_POSIX_Condition_variables_Information, + the_cond->Object.id + ); + + _POSIX_Condition_variables_MP_Send_process_packet( + POSIX_CONDITION_VARIABLES_MP_ANNOUNCE_DELETE, + the_cond->Object.id, + 0, /* Not used */ + 0 /* Not used */ + ); + } +#endif + _Thread_Enable_dispatch(); + return 0; + } + return POSIX_BOTTOM_REACHED(); +} |