Use PRIsVALUE shim when not available for Ruby < 2.0 compatibility. (#…

…548)
ffi · Apr 13, 2017 · f347116 · f347116
1 parent b5dcce9
commit f347116
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/ext/ffi_c/AbstractMemory.c b/ext/ffi_c/AbstractMemory.c
@@ -49,8 +49,13 @@
 #include "Function.h"
 #include "LongDouble.h"
 
-#ifndef PRIsVALUE
+#ifdef PRIsVALUE
+# define RB_OBJ_CLASSNAME(obj) rb_obj_class(obj)
+# define RB_OBJ_STRING(obj) (obj)
+#else
 # define PRIsVALUE "s"
+# define RB_OBJ_CLASSNAME(obj) rb_obj_classname(obj)
+# define RB_OBJ_STRING(obj) StringValueCStr(obj)
 #endif
 
 static inline char* memory_address(VALUE self);