mutex.c File Reference

#include <stdbool.h>
#include <stdint.h>
#include <syscall.h>
#include <core/mutex.h>

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Functions
void	CoreMutex_Init (CoreMutex *mtx)
void	CoreMutex_Lock (CoreMutex *mtx)
bool	CoreMutex_TryLock (CoreMutex *mtx)
void	CoreMutex_Unlock (CoreMutex *mtx)

Function Documentation

CoreMutex_Init()

void CoreMutex_Init

(

CoreMutex *

mtx

)

Definition at line 9 of file mutex.c.

{
    mtx->lock = 0;
}

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CoreMutex_Lock()

void CoreMutex_Lock

(

CoreMutex *

mtx

)

Definition at line 16 of file mutex.c.

{
    while (__sync_lock_test_and_set(&mtx->lock, 1) == 1) {
        OSThreadSleep(0);
    }
}

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CoreMutex_TryLock()

bool CoreMutex_TryLock

(

CoreMutex *

mtx

)

Definition at line 24 of file mutex.c.

{
    if (__sync_lock_test_and_set(&mtx->lock, 1) == 1) {
        return false;
    } else {
        return true;
    }
}

CoreMutex_Unlock()

void CoreMutex_Unlock

(

CoreMutex *

mtx

)

Definition at line 34 of file mutex.c.

{
    __sync_lock_release(&mtx->lock);
}

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