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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-15 16:39:01 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-15 16:39:01 +0000 |
commit | fb27af7637ca2d4844c67c20fbe026af6af8152c (patch) | |
tree | a10305a697a7009c3319008ef683edc5039d4a96 /c/src/exec/itron/src/sig_sem.c | |
parent | + Modified calls to use TSK_SLF for calls to self. (diff) | |
download | rtems-fb27af7637ca2d4844c67c20fbe026af6af8152c.tar.bz2 |
Split ITRON semaphore manager into multiple files.
Diffstat (limited to 'c/src/exec/itron/src/sig_sem.c')
-rw-r--r-- | c/src/exec/itron/src/sig_sem.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/c/src/exec/itron/src/sig_sem.c b/c/src/exec/itron/src/sig_sem.c new file mode 100644 index 0000000000..bde5d9b89f --- /dev/null +++ b/c/src/exec/itron/src/sig_sem.c @@ -0,0 +1,49 @@ +/* + * 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. + * + * $Id$ + */ + +#include <itron.h> + +#include <rtems/itron/semaphore.h> +#include <rtems/itron/task.h> +#include <rtems/score/tod.h> + +/* + * sig_sem - Signal Semaphore + * + * This function implements the ITRON 3.0 sig_sem() service. + */ + +ER sig_sem( + ID semid +) +{ + ITRON_Semaphore_Control *the_semaphore; + Objects_Locations location; + CORE_semaphore_Status status; + + the_semaphore = _ITRON_Semaphore_Get( semid, &location ); + switch ( location ) { + case OBJECTS_REMOTE: /* Multiprocessing not supported */ + case OBJECTS_ERROR: + return _ITRON_Semaphore_Clarify_get_id_error( semid ); + + case OBJECTS_LOCAL: + /* + * XXX maxsemcnt + */ + + status = _CORE_semaphore_Surrender( + &the_semaphore->semaphore, + the_semaphore->Object.id, + NULL /* Multiprocessing not supported */ + ); + _Thread_Enable_dispatch(); + return _ITRON_Semaphore_Translate_core_semaphore_return_code( status ); + } + return E_OK; +} |