summaryrefslogtreecommitdiff
path: root/internal.h
diff options
context:
space:
mode:
Diffstat (limited to 'internal.h')
-rw-r--r--internal.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/internal.h b/internal.h
index ce4cc3c996c..f57b6f9c81a 100644
--- a/internal.h
+++ b/internal.h
@@ -23,6 +23,19 @@ extern "C" {
#endif
#endif
+#ifdef HAVE_STDBOOL_H
+# include <stdbool.h>
+#endif
+
+#ifndef __bool_true_false_are_defined
+# ifndef __cplusplus
+# error :FIXME: You are the first one who use pre-C99 compiler.
+# error :FIXME: Please add appropriate definition here.
+# error :FIXME: This part is intentionally left undefined,
+# error :FIXME: because the author no longer have such environment.
+# endif
+#endif
+
#define LIKELY(x) RB_LIKELY(x)
#define UNLIKELY(x) RB_UNLIKELY(x)