Implement base for metacall calls by handle.

Author: viferga

source/metacall/include/metacall/metacall.h

@@ -270,6 +270,25 @@ METACALL_API int metacall_load_from_configuration(const char * path, void ** han
 */
 METACALL_API void * metacallv(const char * name, void * args[]);
 
+/**
+*  @brief
+*    Call a function anonymously by handle @handle value array @args
+*    This function allows to avoid name collisions when calling functions by name
+*
+*  @param[in] handle
+*    Handle where the function belongs
+*
+*  @param[in] name
+*    Name of the function
+*
+*  @param[in] args
+*    Array of pointers to data
+*
+*  @return
+*    Pointer to value containing the result of the call
+*/
+METACALL_API void * metacallhv(void * handle, const char * name, void * args[]);
+
 /**
 *  @brief
 *    Call a function anonymously by variable arguments @va_args

source/metacall/source/metacall.c

@@ -264,6 +264,17 @@ void * metacallv(const char * name, void * args[])
 	return metacallfv(loader_get(name), args);
 }
 
+void * metacallhv(void * handle, const char * name, void * args[])
+{
+	(void)handle;
+	(void)name;
+	(void)args;
+
+	/* TODO */
+
+	return NULL;
+}
+
 void * metacall(const char * name, ...)
 {
 	function f = loader_get(name);