X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=para.h;h=f095a6aa385d2f717048f1e25e15741a15632617;hp=1dcbb6d32a134db962abe7eb4e2a457c53d7f3fe;hb=1199398188c1a5ee0e8bc147400d8532bc874700;hpb=f4b28c16b93699723d42c46facec2e7b4d2d71df

diff --git a/para.h b/para.h
index 1dcbb6d3..f095a6aa 100644
--- a/para.h
+++ b/para.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1997-2010 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 1997-2011 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -70,7 +70,7 @@
 /** Version text used by various commands if -V switch was given. */
 #define VERSION_TEXT(prefix) "para_" prefix " " PACKAGE_VERSION \
 	" (" GIT_VERSION ": " CODENAME ")" "\n" \
-	"Copyright (C) 2010 Andre Noll\n" \
+	"Copyright (C) 2011 Andre Noll\n" \
 	"This is free software with ABSOLUTELY NO WARRANTY." \
 	" See COPYING for details.\n" \
 	"Written by Andre Noll.\n" \
@@ -165,6 +165,16 @@ _static_inline_ long int para_random(unsigned max)
 	return ((max + 0.0) * (random() / (RAND_MAX + 1.0)));
 }
 
+/** Round up x to next multiple of y. */
+#define ROUND_UP(x, y) ({ \
+	const typeof(y) _divisor = y; \
+	((x) + _divisor - 1) / _divisor * _divisor; })
+
+/** Round down x to multiple of y. */
+#define ROUND_DOWN(x, y) ({ \
+	const typeof(y) _divisor = y; \
+	(x) / _divisor * _divisor; })
+
 /** Divide and round up to next integer. */
 #define DIV_ROUND_UP(x, y) ({ \
 	typeof(y) _divisor = y; \