Merge pull request #644 from hdijkema/extern-c

Add "extern "C" {" in order to get webui compiling in a C++ environment

Author: AlbertShown

include/webui.h

@@ -11,6 +11,10 @@
 #ifndef _WEBUI_H
 #define _WEBUI_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define WEBUI_VERSION "2.5.0-beta.4"
 
 // Max windows, servers and threads
@@ -1417,4 +1421,8 @@ WEBUI_EXPORT void webui_interface_run_client(size_t window, size_t event_number,
  */
 WEBUI_EXPORT bool webui_interface_script_client(size_t window, size_t event_number, const char* script, size_t timeout, char* buffer, size_t buffer_length);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _WEBUI_H */