From d7cb08134102b7a2410c48d2a1802193f9031e00 Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Sun, 29 May 2022 16:23:41 +0300
Subject: continue documentation efforts

---
 include/apos/builtin.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'include/apos/builtin.h')

diff --git a/include/apos/builtin.h b/include/apos/builtin.h
index b6ce0e0..6869361 100644
--- a/include/apos/builtin.h
+++ b/include/apos/builtin.h
@@ -10,6 +10,14 @@
  * we'll be golden.
  */
 
+/**
+ * Check whether compiler supports the builtin.
+ * Note that this definition is only for when the compiler doesn't provide it
+ * automatically.
+ *
+ * @param x Base name of builtin to check for.
+ * @return \c 0 when not supported, non-zero when supported.
+ */
 #ifndef __has_builtin
 #define __has_builtin(x) (0)
 #endif
-- 
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