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LibC: Implement pthread_setcancel{state,type}

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Tim Schumacher 2022-06-12 11:21:05 +02:00 • committed by Brian Gianforcaro
parent e79f0e2ee9
commit b4a926735a
1 changed files with 11 additions and 8 deletions
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19
Userland/Libraries/LibC/pthread.cpp
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@ -38,6 +38,9 @@ static constexpr size_t highest_reasonable_stack_size = 8 * MiB; // That's the d
__thread void* s_stack_location; __thread void* s_stack_location;
__thread size_t s_stack_size; __thread size_t s_stack_size;
__thread int s_thread_cancel_state = PTHREAD_CANCEL_ENABLE;
__thread int s_thread_cancel_type = PTHREAD_CANCEL_DEFERRED;
#define __RETURN_PTHREAD_ERROR(rc) \ #define __RETURN_PTHREAD_ERROR(rc) \
return ((rc) < 0 ? -(rc) : 0) return ((rc) < 0 ? -(rc) : 0)
@ -502,22 +505,22 @@ int pthread_getname_np(pthread_t thread, char* buffer, size_t buffer_size)
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_setcancelstate.html // https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_setcancelstate.html
int pthread_setcancelstate(int state, int* oldstate) int pthread_setcancelstate(int state, int* oldstate)
{ {
if (oldstate) if (state != PTHREAD_CANCEL_ENABLE && state != PTHREAD_CANCEL_DISABLE)
*oldstate = PTHREAD_CANCEL_DISABLE;
dbgln("FIXME: Implement pthread_setcancelstate({}, ...)", state);
if (state != PTHREAD_CANCEL_DISABLE)
return EINVAL; return EINVAL;
if (oldstate)
*oldstate = s_thread_cancel_state;
s_thread_cancel_state = state;
return 0; return 0;
} }
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_setcanceltype.html // https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_setcanceltype.html
int pthread_setcanceltype(int type, int* oldtype) int pthread_setcanceltype(int type, int* oldtype)
{ {
if (oldtype) if (type != PTHREAD_CANCEL_DEFERRED && type != PTHREAD_CANCEL_ASYNCHRONOUS)
*oldtype = PTHREAD_CANCEL_DEFERRED;
dbgln("FIXME: Implement pthread_setcanceltype({}, ...)", type);
if (type != PTHREAD_CANCEL_DEFERRED)
return EINVAL; return EINVAL;
if (oldtype)
*oldtype = s_thread_cancel_type;
s_thread_cancel_type = type;
return 0; return 0;
} }