Fix compilation error with C23

This fallback already defined at ruby/internal/stdbool.h
ruby · Oct 8, 2024 · acf911f · acf911f
1 parent d9c6fdc
commit acf911f
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/ext/json/ext/generator/generator.h b/ext/json/ext/generator/generator.h
@@ -6,10 +6,11 @@
 
 #include "ruby.h"
 
-#ifdef HAVE_STDBOOL_H
-#include <stdbool.h>
-#else
-/* This is the fallback definition from Ruby 3.0.5. */
+#ifndef RBIMPL_STDBOOL_H
+# /* This is the fallback definition from Ruby 3.0.5. */
+#elif defined(HAVE_STDBOOL_H)
+# include <stdbool.h>
+#elif !defined(HAVE__BOOL)
 typedef unsigned char _Bool
 #define bool _Bool
 #endif