X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=para.h;h=7217486d7965c93dfa0361c54982e6225aa06875;hp=c30e4710ee7ff9b2d725dee06b7ec4a378e1c820;hb=5c78b78108bca6fc0ff883eb178fa5c15d226039;hpb=b908fa3f5577d1f64bd8628d03a344aee2ca6fa1

diff --git a/para.h b/para.h
index c30e4710..7217486d 100644
--- a/para.h
+++ b/para.h
@@ -67,22 +67,6 @@
 		va_end(argp); \
 	}
 
-/** 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) 2011 Andre Noll\n" \
-	"This is free software with ABSOLUTELY NO WARRANTY." \
-	" See COPYING for details.\n" \
-	"Written by Andre Noll.\n" \
-	"Report bugs to <maan@systemlinux.org>.\n"
-
-/** Print out \p VERSION_TEXT and exit if version flag was given. */
-#define HANDLE_VERSION_FLAG(_prefix, _args_info_struct) \
-	if (_args_info_struct.version_given) { \
-		printf("%s", VERSION_TEXT(_prefix)); \
-		exit(EXIT_SUCCESS); \
-	}
-
 /** Sent by para_client to initiate the authentication procedure. */
 #define AUTH_REQUEST_MSG "auth rsa "
 /** Sent by para_server for commands that expect a data file. */
@@ -165,6 +149,16 @@ _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; \
@@ -211,6 +205,9 @@ _static_inline_ long int para_random(unsigned max)
 /** Used to avoid a shortcoming in vim's syntax highlighting. */
 #define EMBRACE(...) { __VA_ARGS__}
 
+/** A nice cup of STFU for Mr gcc. */
+#define do_nothing do {/* nothing */} while (0)
+
 /**
  * The sample formats supported by paraslash.
  *