https://git.ruby-lang.org/ruby.git/commit/?id=98ab286195

From 98ab28619575a766f90dfcbfa54a73c9274e387d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@r...>
Date: Mon, 25 Jan 2021 10:51:04 +0900
Subject: include/ruby/internal/arithmetic/gid_t.h: add doxygen

Must not be a bad idea to improve documents. [ci skip]
---
 include/ruby/internal/arithmetic/gid_t.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/ruby/internal/arithmetic/gid_t.h b/include/ruby/internal/arithmetic/gid_t.h
index 9b74225..361220b 100644
--- a/include/ruby/internal/arithmetic/gid_t.h
+++ b/include/ruby/internal/arithmetic/gid_t.h
@@ -23,14 +23,17 @@ https://github.com/ruby/ruby/blob/trunk/include/ruby/internal/arithmetic/gid_t.h#L23
 #include "ruby/internal/config.h"
 #include "ruby/internal/arithmetic/long.h"
 
+/** Converts a C's `gid_t` into an instance of ::rb_cInteger. */
 #ifndef GIDT2NUM
 # define GIDT2NUM RB_LONG2NUM
 #endif
 
+/** Converts an instance of ::rb_cNumeric into C's `gid_t`. */
 #ifndef NUM2GIDT
 # define NUM2GIDT RB_NUM2LONG
 #endif
 
+/** A rb_sprintf() format prefix to be used for a `gid_t` parameter. */
 #ifndef PRI_GIDT_PREFIX
 # define PRI_GIDT_PREFIX PRI_LONG_PREFIX
 #endif
-- 
cgit v1.1


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