X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=adt%2Futil.h;h=61c3c7def043e682ff71b24019fbcae2318bc69a;hb=6a9cb81d6a96969b8608d395820f20d5b0d5baaa;hp=21b41e21b27071c6c30cde496b1fbc4247e5d0ad;hpb=28767377c53b605623c2cd2339114c3c8a99597d;p=cparser

diff --git a/adt/util.h b/adt/util.h
index 21b41e2..61c3c7d 100644
--- a/adt/util.h
+++ b/adt/util.h
@@ -1,3 +1,23 @@
+/*
+ * This file is part of cparser.
+ * Copyright (C) 2007-2009 Matthias Braun <matze@braunis.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
 /**
  * @file
  * @date    16.03.2007
@@ -14,9 +34,9 @@
  *
  * @note This uses the fact, that double case labels are not allowed.
  */
-#define COMPILETIME_ASSERT(x, name)	\
+#define COMPILETIME_ASSERT(x, name) \
 	static __attribute__((unused)) void compiletime_assert_##name (int h) { \
-		switch(h) { case 0:	case (x): {} } \
+		switch(h) { case 0: case (x): {} } \
 	}
 
 /**
@@ -30,4 +50,6 @@
  */
 #define UNLIKELY(x) __builtin_expect((x), 0)
 
+#define lengthof(x) (sizeof(x) / sizeof(*(x)))
+
 #endif