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Implement pthread_cancel.

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This commit is contained in:
Jeroen van Rijn
2022-05-11 15:52:04 +02:00
parent 56e3b7cb7d
commit 8fb718245a
6 changed files with 79 additions and 4 deletions
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core/thread/thread_unix.odin
+10 -1
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@@ -31,6 +31,9 @@ _create :: proc(procedure: Thread_Proc, priority := Thread_Priority.Normal) -> ^
__linux_thread_entry_proc :: proc "c" (t: rawptr) -> rawptr {
t := (^Thread)(t)
// We need to give the thread a moment to start up before we enable cancellation.
can_set_thread_cancel_state := unix.pthread_setcancelstate(unix.PTHREAD_CANCEL_DISABLE, nil) == 0
context = runtime.default_context()
sync.lock(&t.mutex)
@@ -44,6 +47,12 @@ _create :: proc(procedure: Thread_Proc, priority := Thread_Priority.Normal) -> ^
init_context := t.init_context
context = init_context.? or_else runtime.default_context()
// Enable thread's cancelability.
if can_set_thread_cancel_state {
unix.pthread_setcanceltype (unix.PTHREAD_CANCEL_ASYNCHRONOUS, nil)
unix.pthread_setcancelstate(unix.PTHREAD_CANCEL_DISABLE, nil)
}
t.procedure(t)
intrinsics.atomic_store(&t.flags, t.flags + { .Done })
@@ -141,7 +150,7 @@ _destroy :: proc(t: ^Thread) {
}
_terminate :: proc(t: ^Thread, exit_code: int) {
// TODO(bill)
unix.pthread_cancel(t.unix_thread)
}
_yield :: proc() {