initial commit

libraries/FastLED/src/fl/dll.h

@@ -0,0 +1,53 @@
+#pragma once
+
+/// @file dll.h
+/// FastLED dynamic library interface - lightweight header for external callers
+
+#ifndef FASTLED_BUILD_EXPORTS
+#define FASTLED_BUILD_EXPORTS 0
+#endif
+
+#if FASTLED_BUILD_EXPORTS
+
+#include "export.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/// Call the sketch's setup() function
+/// @note This is the C ABI export for external sketch runners
+FASTLED_EXPORT void sketch_setup(void);
+
+/// Call the sketch's loop() function  
+/// @note This is the C ABI export for external sketch runners
+FASTLED_EXPORT void sketch_loop(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+// ================================================================================================
+// IMPLEMENTATIONS (when building FastLED as shared library)
+// ================================================================================================
+
+#ifdef FASTLED_LIBRARY_SHARED
+
+#ifdef __cplusplus
+// Forward declarations - provided by sketch
+extern void setup();
+extern void loop();
+
+// Provide implementations for the exported functions
+FASTLED_EXPORT void sketch_setup() { 
+    setup(); 
+}
+
+FASTLED_EXPORT void sketch_loop() { 
+    loop(); 
+}
+#endif // __cplusplus
+
+#endif // FASTLED_LIBRARY_SHARED
+
+#endif // FASTLED_BUILD_EXPORTS