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2007-12-20 Jennifer Averett <jennifer.averett@OARcorp.com>

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* posix/src/ualarm.c: Fixed bug where iteration did not work correctly.
This commit is contained in:
Jennifer Averett
2007-12-20 18:11:24 +00:00
parent 07c40af537
commit 090edf3901
2 changed files with 30 additions and 7 deletions
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cpukit/ChangeLog
+4
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@@ -1,3 +1,7 @@
2007-12-20 Jennifer Averett <jennifer.averett@OARcorp.com>
* posix/src/ualarm.c: Fixed bug where iteration did not work correctly.
2007-12-19 Joel Sherrill <joel.sherrill@OARcorp.com>
* sapi/include/confdefs.h: Revert. Requires info not available at
cpukit/posix/src/ualarm.c
+26 -7
View File
@@ -35,10 +35,16 @@ void _POSIX_signals_Ualarm_TSR(
void *argument
)
{
int status;
status = kill( getpid(), SIGALRM );
/* XXX can't print from an ISR, should this be fatal? */
/*
* Send a SIGALRM but if there is a problem, ignore it.
* It's OK, there isn't a way this should fail.
*/
(void) kill( getpid(), SIGALRM );
/*
* If the reset interval is non-zero, reschedule ourselves.
*/
_Watchdog_Reset( &_POSIX_signals_Ualarm_timer );
}
useconds_t ualarm(
@@ -84,9 +90,22 @@ useconds_t ualarm(
}
}
tp.tv_sec = useconds / TOD_MICROSECONDS_PER_SECOND;
tp.tv_nsec = (useconds % TOD_MICROSECONDS_PER_SECOND) * 1000;
_Watchdog_Insert_ticks( the_timer, _Timespec_To_ticks( &tp ) );
/*
* If useconds is non-zero, then the caller wants to schedule
* the alarm repeatedly at that interval. If the interval is
* less than a single clock tick, then fudge it to a clock tick.
*/
if ( useconds ) {
Watchdog_Interval ticks;
tp.tv_sec = useconds / TOD_MICROSECONDS_PER_SECOND;
tp.tv_nsec = (useconds % TOD_MICROSECONDS_PER_SECOND) * 1000;
ticks = _Timespec_To_ticks( &tp );
if ( ticks == 0 )
ticks = 1;
_Watchdog_Insert_ticks( the_timer, _Timespec_To_ticks( &tp ) );
}
return remaining;
}