mirror of
https://github.com/oven-sh/bun
synced 2026-02-09 18:38:55 +00:00
52 lines
941 B
C++
52 lines
941 B
C++
#include "Semaphore.h"
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namespace Bun {
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Semaphore::Semaphore(unsigned int value)
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{
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#if OS(WINDOWS)
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uv_sem_init(&m_semaphore, value);
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#elif OS(DARWIN)
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semaphore_create(mach_task_self(), &m_semaphore, SYNC_POLICY_FIFO, value);
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#else
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sem_init(&m_semaphore, 0, value);
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#endif
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}
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Semaphore::~Semaphore()
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{
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#if OS(WINDOWS)
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uv_sem_destroy(&m_semaphore);
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#elif OS(DARWIN)
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semaphore_destroy(mach_task_self(), m_semaphore);
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#else
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sem_destroy(&m_semaphore);
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#endif
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}
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bool Semaphore::signal()
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{
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#if OS(WINDOWS)
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uv_sem_post(&m_semaphore);
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return true;
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#elif OS(DARWIN)
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return semaphore_signal(m_semaphore) == KERN_SUCCESS;
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#else
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return sem_post(&m_semaphore) == 0;
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#endif
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}
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bool Semaphore::wait()
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{
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#if OS(WINDOWS)
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uv_sem_wait(&m_semaphore);
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return true;
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#elif OS(DARWIN)
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return semaphore_wait(m_semaphore) == KERN_SUCCESS;
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#else
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return sem_wait(&m_semaphore) == 0;
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#endif
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}
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} // namespace Bun
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