diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/pthread/inherit1.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/pthread/inherit1.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/winsup/testsuite/winsup.api/pthread/inherit1.c b/winsup/testsuite/winsup.api/pthread/inherit1.c index 16c3f534b..f036462aa 100644 --- a/winsup/testsuite/winsup.api/pthread/inherit1.c +++ b/winsup/testsuite/winsup.api/pthread/inherit1.c @@ -50,6 +50,23 @@ void * func(void * arg) return (void *) (size_t)param.sched_priority; } +// Windows only supports 7 thread priority levels, which we map onto the 32 +// required by POSIX. The exact mapping also depends on the overall process +// priority class. So only a subset of values will be returned exactly by +// pthread_getschedparam() after pthread_setschedparam(). +int doable_pri(int pri) +{ + switch (GetPriorityClass(GetCurrentProcess())) + { + case BELOW_NORMAL_PRIORITY_CLASS: + return (pri == 2) || (pri == 8) || (pri == 10) || (pri == 12) || (pri == 14) || (pri == 16) || (pri == 30); + case NORMAL_PRIORITY_CLASS: + return (pri == 2) || (pri == 12) || (pri == 14) || (pri == 16) || (pri == 18) || (pri == 20) || (pri == 30); + } + + return TRUE; +} + int main() { @@ -81,7 +98,9 @@ main() assert(pthread_setschedparam(mainThread, SCHED_FIFO, &mainParam) == 0); assert(pthread_getschedparam(mainThread, &policy, &mainParam) == 0); assert(policy == SCHED_FIFO); - assert(mainParam.sched_priority == prio); + + if (doable_pri(prio)) + assert(mainParam.sched_priority == prio); for (param.sched_priority = prio; param.sched_priority <= maxPrio; |