From fd61a78303ae67772abec331647a90d0c419f32b Mon Sep 17 00:00:00 2001
From: normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 2 Mar 2014 22:50:31 +0000
Subject: use do/while(0) around GetDBM macros

* README.EXT: wrap GetDBM with do/while(0)
* README.EXT.ja: ditto
* ext/dbm/dbm.c: ditto, likewise for GetDBM2
* ext/gdbm/gdbm.c: ditto
* ext/sdbm/init.c: ditto
  [ruby-core:61217]

ref: http://c-faq.com/cpp/multistmt.html

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45260 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/sdbm/init.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'ext/sdbm/init.c')

diff --git a/ext/sdbm/init.c b/ext/sdbm/init.c
index 0f26bb89ed..596d954159 100644
--- a/ext/sdbm/init.c
+++ b/ext/sdbm/init.c
@@ -77,16 +77,16 @@ closed_sdbm()
     rb_raise(rb_eDBMError, "closed SDBM file");
 }
 
-#define GetDBM(obj, dbmp) {\
+#define GetDBM(obj, dbmp) do {\
     Data_Get_Struct((obj), struct dbmdata, (dbmp));\
     if ((dbmp) == 0) closed_sdbm();\
     if ((dbmp)->di_dbm == 0) closed_sdbm();\
-}
+} while (0)
 
-#define GetDBM2(obj, data, dbm) {\
+#define GetDBM2(obj, data, dbm) do {\
     GetDBM((obj), (data));\
     (dbm) = dbmp->di_dbm;\
-}
+} while (0)
 
 static void
 free_sdbm(struct dbmdata *dbmp)
-- 
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