Update `mrb_bool` definition; close
move `TRUE/FALSE` definition from `mrbconf.h` (not configurable)
use C/C++ definition of boolean type for `mrb_bool`
The fix is originally written by
MODIFY
include/mrbconf.h
include/mrbconf.h
# include <stdio.h>
#endif
-#ifndef FALSE
-# define FALSE 0
-#endif
-
-#ifndef TRUE
-# define TRUE 1
-#endif
-
/*
** mruby tuning profiles
**/

MODIFY
include/mruby/value.h
include/mruby/value.h
@@ -31,7 +31,30 @@ typedef uint32_t mrb_sym;
* Not to be confused with Ruby's boolean classes, which can be
* obtained using mrb_false_value() and mrb_true_value()
*/
+#if defined(__cplusplus) || (defined(__bool_true_false_are_defined) && __bool_true_false_are_defined)
+typedef bool mrb_bool;
+
+# ifndef FALSE
+# define FALSE false
+# endif
+# ifndef TRUE
+# define TRUE true
+# endif
+#else
+# if __STDC_VERSION__ >= 199901L
+typedef _Bool mrb_bool;
+# else
typedef uint8_t mrb_bool;
+# endif
+
+# ifndef FALSE
+# define FALSE 0
+# endif
+# ifndef TRUE
+# define TRUE 1
+# endif
+#endif
+
struct mrb_state;
#if defined _MSC_VER && _MSC_VER < 1800

Update `mrb_bool` definition; close #2385

- move `TRUE/FALSE` definition from `mrbconf.h` (not configurable)
- use C/C++ definition of boolean type for `mrb_bool`

The fix is originally written by @take-cheeze.