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ntdll: Implement idle time query for Mac OS. 

Signed-off-by: Chip Davis <cdavis5x@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Chip Davis 2022-05-08 16:41:49 -05:00 committed by Alexandre Julliard
parent 6a4ff4de66
commit f3d9f00850
1 changed files with 16 additions and 0 deletions
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16
dlls/ntdll/unix/system.c
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@ -1848,6 +1848,22 @@ static void get_performance_info( SYSTEM_PERFORMANCE_INFORMATION *info )
info->IdleTime.QuadPart = (ULONGLONG)ptimes[CP_IDLE] * 10000000 / clockrate.stathz; info->IdleTime.QuadPart = (ULONGLONG)ptimes[CP_IDLE] * 10000000 / clockrate.stathz;
} }
} }
#elif defined(__APPLE__)
{
host_name_port_t host = mach_host_self();
struct host_cpu_load_info load_info;
mach_msg_type_number_t count;
count = HOST_CPU_LOAD_INFO_COUNT;
if (host_statistics(host, HOST_CPU_LOAD_INFO, (host_info_t)&load_info, &count) == KERN_SUCCESS)
{
/* Believe it or not, based on my reading of XNU source, this is
* already in the units we want (100 ns).
*/
info->IdleTime.QuadPart = load_info.cpu_ticks[CPU_STATE_IDLE];
}
mach_port_deallocate(mach_task_self(), host);
}
#else #else
{ {
static ULONGLONG idle; static ULONGLONG idle;