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LibC: Make 'attributes' parameter for pthread_create const

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Gunnar Beutner 2022-10-23 10:38:05 +02:00 committed by Linus Groh
parent ce4b66e908
commit 1b13d52a87
Notes: sideshowbarker 2024-07-17 09:56:35 +09:00 
Author: https://github.com/gunnarbeutner
Commit: https://github.com/SerenityOS/serenity/commit/1b13d52a87
Pull-request: https://github.com/SerenityOS/serenity/pull/15764
2 changed files with 3 additions and 3 deletions
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4
Userland/Libraries/LibC/pthread.cpp
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@ -121,13 +121,13 @@ static int create_thread(pthread_t* thread, void* (*entry)(void*), void* argumen
}
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_create.html
int pthread_create(pthread_t* thread, pthread_attr_t* attributes, void* (*start_routine)(void*), void* argument_to_start_routine)
int pthread_create(pthread_t* thread, pthread_attr_t const* attributes, void* (*start_routine)(void*), void* argument_to_start_routine)
{
if (!thread)
return -EINVAL;
PthreadAttrImpl default_attributes {};
PthreadAttrImpl** arg_attributes = reinterpret_cast<PthreadAttrImpl**>(attributes);
PthreadAttrImpl* const* arg_attributes = reinterpret_cast<PthreadAttrImpl* const*>(attributes);
PthreadAttrImpl* used_attributes = arg_attributes ? *arg_attributes : &default_attributes;

2
Userland/Libraries/LibC/pthread.h
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@ -15,7 +15,7 @@
__BEGIN_DECLS
int pthread_create(pthread_t*, pthread_attr_t*, void* (*)(void*), void*);
int pthread_create(pthread_t*, pthread_attr_t const*, void* (*)(void*), void*);
void pthread_exit(void*) __attribute__((noreturn));
int pthread_kill(pthread_t, int);
void pthread_cleanup_push(void (*)(void*), void*);