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This commit is contained in:
Joel Sherrill
1996-07-02 18:13:59 +00:00
parent e399e18241
commit df8d1440d1
2 changed files with 44 additions and 2 deletions
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23
c/src/exec/posix/src/time.c
View File

@@ -239,12 +239,33 @@ int nanosleep(
{ {
Watchdog_Interval ticks; Watchdog_Interval ticks;
if ( rqtp->tv_nsec < 0 || rqtp->tv_nsec >= TOD_NANOSECONDS_PER_SECOND ) /*
* Return EAGAIN if the delay interval is negative.
*
* NOTE: This behavior is beyond the POSIX specification.
* FSU pthreads shares this behavior.
*/
if ( rqtp->tv_sec < 0 || rqtp->tv_nsec < 0 )
set_errno_and_return_minus_one( EAGAIN );
if ( rqtp->tv_nsec >= TOD_NANOSECONDS_PER_SECOND )
set_errno_and_return_minus_one( EINVAL ); set_errno_and_return_minus_one( EINVAL );
/* XXX this is interruptible by a posix signal */ /* XXX this is interruptible by a posix signal */
ticks = _POSIX_Timespec_to_interval( rqtp ); ticks = _POSIX_Timespec_to_interval( rqtp );
/*
* This behavior is also beyond the POSIX specification but is
* consistent with the RTEMS api and yields desirable behavior.
*/
if ( !ticks ) {
_Thread_Yield_processor();
_Thread_Dispatch();
return 0;
}
_Thread_Disable_dispatch(); _Thread_Disable_dispatch();
_Thread_Set_state( _Thread_Set_state(

23
cpukit/posix/src/time.c
View File

@@ -239,12 +239,33 @@ int nanosleep(
{ {
Watchdog_Interval ticks; Watchdog_Interval ticks;
if ( rqtp->tv_nsec < 0 || rqtp->tv_nsec >= TOD_NANOSECONDS_PER_SECOND ) /*
* Return EAGAIN if the delay interval is negative.
*
* NOTE: This behavior is beyond the POSIX specification.
* FSU pthreads shares this behavior.
*/
if ( rqtp->tv_sec < 0 || rqtp->tv_nsec < 0 )
set_errno_and_return_minus_one( EAGAIN );
if ( rqtp->tv_nsec >= TOD_NANOSECONDS_PER_SECOND )
set_errno_and_return_minus_one( EINVAL ); set_errno_and_return_minus_one( EINVAL );
/* XXX this is interruptible by a posix signal */ /* XXX this is interruptible by a posix signal */
ticks = _POSIX_Timespec_to_interval( rqtp ); ticks = _POSIX_Timespec_to_interval( rqtp );
/*
* This behavior is also beyond the POSIX specification but is
* consistent with the RTEMS api and yields desirable behavior.
*/
if ( !ticks ) {
_Thread_Yield_processor();
_Thread_Dispatch();
return 0;
}
_Thread_Disable_dispatch(); _Thread_Disable_dispatch();
_Thread_Set_state( _Thread_Set_state(