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From: =?ISO-2022-JP?B?GyRCPi5OU00qGyhC?= <yukoba@gmail.com>
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Subject: SUN_LEN
Date: Wed, 21 Aug 2013 18:57:35 +0900
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Xref: news.gmane.org gmane.linux.lib.musl.general:3933
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Hello.

Could you please add SUN_LEN() to sys/un.h?

diff --git a/include/sys/un.h b/include/sys/un.h
index 769dac6..5289227 100644
--- a/include/sys/un.h
+++ b/include/sys/un.h
@@ -10,4 +10,9 @@ struct sockaddr_un
        char sun_path[108];
 };

+#ifndef SUN_LEN
+#include <string.h>
+#define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path)
+ strlen((ptr)->sun_path))
+#endif
+
 #endif

-- 

Yu Kobayashi <yukoba@gmail.com>