diff options
Diffstat (limited to 'linuxthreads_db/td_thr_event_getmsg.c')
| -rw-r--r-- | linuxthreads_db/td_thr_event_getmsg.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/linuxthreads_db/td_thr_event_getmsg.c b/linuxthreads_db/td_thr_event_getmsg.c index 0fa4cd6..4812ece 100644 --- a/linuxthreads_db/td_thr_event_getmsg.c +++ b/linuxthreads_db/td_thr_event_getmsg.c @@ -18,13 +18,43 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#include <stddef.h> +#include <string.h> + #include "thread_dbP.h" td_err_e td_thr_event_getmsg (const td_thrhandle_t *th, td_event_msg_t *msg) { - /* XXX We have to figure out what has to be done. */ + td_eventbuf_t event; + LOG (__FUNCTION__); - return TD_NOCAPAB; + + /* Read the even structure from the target. */ + if (ps_pdread (th->th_ta_p->ph, + ((char *) th->th_unique + + offsetof (struct _pthread_descr_struct, p_eventbuf)), + &event, sizeof (td_eventbuf_t)) != PS_OK) + return TD_ERR; /* XXX Other error value? */ + + /* Check whether an event occurred. */ + if (event.eventnum == TD_EVENT_NONE) + /* Nothing. */ + return TD_NOMSG; + + /* Fill the user's data structure. */ + msg->event = event.eventnum; + msg->th_p = th; + msg->msg.data = (uintptr_t) event.eventdata; + + /* And clear the event message in the target. */ + memset (&event, '\0', sizeof (td_eventbuf_t)); + if (ps_pdwrite (th->th_ta_p->ph, + ((char *) th->th_unique + + offsetof (struct _pthread_descr_struct, p_eventbuf)), + &event, sizeof (td_eventbuf_t)) != PS_OK) + return TD_ERR; /* XXX Other error value? */ + + return TD_OK; } |