+Unity Runtime codeHEADmaster

1 files changed, 63 insertions, 0 deletions

diff --git a/Runtime/Threads/Posix/PlatformThreadSpecificValue.h b/Runtime/Threads/Posix/PlatformThreadSpecificValue.h
new file mode 100644
index 0000000..7513834
--- /dev/null
+++ b/Runtime/Threads/Posix/PlatformThreadSpecificValue.h
@@ -0,0 +1,63 @@
+#ifndef PLATFORMTHREADSPECIFICVALUE_H
+#define PLATFORMTHREADSPECIFICVALUE_H
+
+#if UNITY_DYNAMIC_TLS
+
+#include <pthread.h>
+#include "Runtime/Utilities/LogAssert.h"
+#include "Runtime/Utilities/Utility.h"
+
+class PlatformThreadSpecificValue
+{
+public:
+	PlatformThreadSpecificValue();
+	~PlatformThreadSpecificValue();
+
+	void* GetValue() const;
+	void SetValue(void* value);
+
+private:
+	pthread_key_t m_TLSKey;
+};
+
+inline PlatformThreadSpecificValue::PlatformThreadSpecificValue()
+{
+	int rc = pthread_key_create(&m_TLSKey, NULL);
+	DebugAssertIf(rc != 0);
+	UNUSED(rc);
+}
+
+inline PlatformThreadSpecificValue::~PlatformThreadSpecificValue()
+{
+	int rc = pthread_key_delete(m_TLSKey);
+	DebugAssertIf(rc != 0);
+	UNUSED(rc);
+}
+
+inline void* PlatformThreadSpecificValue::GetValue() const
+{
+#if !UNITY_LINUX
+	// 0 is a valid key on Linux and POSIX specifies keys as opaque objects,
+	// so technically we have no business snopping in them anyway...
+	DebugAssertIf(m_TLSKey == 0);
+#endif
+	return pthread_getspecific(m_TLSKey);
+}
+
+inline void PlatformThreadSpecificValue::SetValue(void* value)
+{
+#if !UNITY_LINUX
+	// 0 is a valid key on Linux and POSIX specifies keys as opaque objects,
+	// so technically we have no business snopping in them anyway...
+	DebugAssertIf(m_TLSKey == 0);
+#endif
+	pthread_setspecific(m_TLSKey, value);
+}
+
+#else
+
+	#error "POSIX doesn't define a static TLS path"
+
+#endif // UNITY_DYNAMIC_TLS
+
+#endif // PLATFORMTHREADSPECIFICVALUE_H