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-rw-r--r--src/semaphore.cc17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/semaphore.cc b/src/semaphore.cc
index 42c9aec..4a24e27 100644
--- a/src/semaphore.cc
+++ b/src/semaphore.cc
@@ -46,11 +46,19 @@
#include <CoreServices/CoreServices.h>
#endif
+#if DG_PLATFORM == DG_PLATFORM_FREEBSD
+#include <sys/types.h>
+#include <sys/lock.h>
+#include <sys/sema.h>
+#endif
+
struct semaphore_private_t {
#if DG_PLATFORM == DG_PLATFORM_WINDOWS
HANDLE semaphore;
#elif DG_PLATFORM == DG_PLATFORM_OSX
MPSemaphoreID semaphore;
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+ struct sema *semaphore;
#else
sem_t semaphore;
#endif
@@ -69,6 +77,8 @@ Semaphore::Semaphore(std::size_t initial_count)
MPCreateSemaphore(std::numeric_limits<std::uint32_t>::max(),
initial_count,
&prv->semaphore);
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+ sema_init(prv->semaphore, initial_count, "");
#else
const int pshared = 0;
memset(&prv->semaphore, 0, sizeof(sem_t));
@@ -82,6 +92,7 @@ Semaphore::~Semaphore()
CloseHandle(prv->semaphore);
#elif DG_PLATFORM == DG_PLATFORM_OSX
MPDeleteSemaphore(prv->semaphore);
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
#else
sem_destroy(&prv->semaphore);
#endif
@@ -95,6 +106,8 @@ void Semaphore::post()
ReleaseSemaphore(prv->semaphore, 1, nullptr);
#elif DG_PLATFORM == DG_PLATFORM_OSX
MPSignalSemaphore(prv->semaphore);
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+ sema_destroy(prv->semaphore)
#else
sem_post(&prv->semaphore);
#endif
@@ -117,6 +130,8 @@ bool Semaphore::wait(const std::chrono::milliseconds& timeout)
{
return false;
}
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+ sema_timedwait(prv->semaphore, timeout.count());
#else
struct timespec ts;
@@ -162,6 +177,8 @@ void Semaphore::wait()
WaitForSingleObject(prv->semaphore, INFINITE);
#elif DG_PLATFORM == DG_PLATFORM_OSX
MPWaitOnSemaphore(prv->semaphore, kDurationForever);
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+ sema_wait(prv->semaphore);
#else
sem_wait(&prv->semaphore);
#endif