authorgravatar for devnexen@gmail.comDavid Carlier <devnexen@gmail.com> 2023-04-05 13:13:30+01:00
committergravatar for git@vexu.euVeikka Tuominen <git@vexu.eu> 2023-04-06 07:31:06+03:00
log3e467c778a83fac08ae2f124af05a4cf6dc95470
tree64fc87010fc4bda678bcda6d9d1d7748fa012cc5
parentd92b5fcfb00a5adc2442bd39fe33c72037bb0c6a

std: add os_log/signpost api (sort of linux's perf event equivalent)

subset.

1 files changed, 32 insertions(+), 0 deletions(-)

lib/std/c/darwin.zig+32
...@@ -3814,3 +3814,35 @@ pub fn machTaskForPid(pid: std.os.pid_t) MachError!MachTask {...@@ -3814,3 +3814,35 @@ pub fn machTaskForPid(pid: std.os.pid_t) MachError!MachTask {
3814pub fn machTaskForSelf() MachTask {3814pub fn machTaskForSelf() MachTask {
3815 return .{ .port = mach_task_self() };3815 return .{ .port = mach_task_self() };
3816}3816}
3817
3818pub const os_signpost_id_t = u64;
3819
3820pub const OS_SIGNPOST_ID_NULL: os_signpost_id_t = 0;
3821pub const OS_SIGNPOST_ID_INVALID: os_signpost_id_t = !0;
3822pub const OS_SIGNPOST_ID_EXCLUSIVE: os_signpost_id_t = 0xeeeeb0b5b2b2eeee;
3823
3824pub const os_log_t = opaque {};
3825pub const os_log_type_t = enum(u8) {
3826 /// default messages always captures
3827 OS_LOG_TYPE_DEFAULT = 0x00,
3828 /// messages with additional infos
3829 OS_LOG_TYPE_INFO = 0x01,
3830 /// debug messages
3831 OS_LOG_TYPE_DEBUG = 0x02,
3832 /// error messages
3833 OS_LOG_TYPE_ERROR = 0x10,
3834 /// unexpected conditions messages
3835 OS_LOG_TYPE_FAULT = 0x11,
3836};
3837
3838pub const OS_LOG_CATEGORY_POINTS_OF_INTEREST: *const u8 = "PointsOfInterest";
3839pub const OS_LOG_CATEGORY_DYNAMIC_TRACING: *const u8 = "DynamicTracing";
3840pub const OS_LOG_CATEGORY_DYNAMIC_STACK_TRACING: *const u8 = "DynamicStackTracing";
3841
3842pub extern "c" fn os_log_create(subsystem: [*]const u8, category: [*]const u8) os_log_t;
3843pub extern "c" fn os_log_type_enabled(log: os_log_t, tpe: os_log_type_t) bool;
3844pub extern "c" fn os_signpost_id_generate(log: os_log_t) os_signpost_id_t;
3845pub extern "c" fn os_signpost_interval_begin(log: os_log_t, signpos: os_signpost_id_t, func: [*]const u8, ...) void;
3846pub extern "c" fn os_signpost_interval_end(log: os_log_t, signpos: os_signpost_id_t, func: [*]const u8, ...) void;
3847pub extern "c" fn os_signpost_id_make_with_pointer(log: os_log_t, ptr: ?*anyopaque) os_signpost_id_t;
3848pub extern "c" fn os_signpost_enabled(log: os_log_t) bool;