[src/trunk]: src/sys/netinet wrap multiline macro by do {} while (0)

[itojun <itojun%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/7fd064946708
branches:  trunk
changeset: 547176:7fd064946708
user:      itojun <itojun%NetBSD.org@localhost>
date:      Wed May 14 16:57:03 2003 +0000

description:
wrap multiline macro by do {} while (0)

diffstat:

 sys/netinet/ip_mroute.c |  12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diffs (52 lines):

diff -r 80e71fb4f851 -r 7fd064946708 sys/netinet/ip_mroute.c
--- a/sys/netinet/ip_mroute.c   Wed May 14 16:52:53 2003 +0000
+++ b/sys/netinet/ip_mroute.c   Wed May 14 16:57:03 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ip_mroute.c,v 1.68 2003/05/14 16:52:53 itojun Exp $    */
+/*     $NetBSD: ip_mroute.c,v 1.69 2003/05/14 16:57:03 itojun Exp $    */
 
 /*
  * Copyright (c) 1989 Stephen Deering
@@ -54,7 +54,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ip_mroute.c,v 1.68 2003/05/14 16:52:53 itojun Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ip_mroute.c,v 1.69 2003/05/14 16:57:03 itojun Exp $");
 
 #include "opt_ipsec.h"
 
@@ -243,7 +243,7 @@
  * Type of service parameter to be added in the future!!!
  */
 
-#define MFCFIND(o, g, rt) { \
+#define MFCFIND(o, g, rt) do { \
        struct mfc *_rt; \
        (rt) = 0; \
        ++mrtstat.mrts_mfc_lookups; \
@@ -257,13 +257,13 @@
        } \
        if ((rt) == 0) \
                ++mrtstat.mrts_mfc_misses; \
-}
+} while (/*CONSTCOND*/ 0)
 
 /*
  * Macros to compute elapsed time efficiently
  * Borrowed from Van Jacobson's scheduling code
  */
-#define TV_DELTA(a, b, delta) { \
+#define TV_DELTA(a, b, delta) do { \
        int xxs; \
        delta = (a).tv_usec - (b).tv_usec; \
        xxs = (a).tv_sec - (b).tv_sec; \
@@ -280,7 +280,7 @@
                delta += (1000000 * xxs); \
                break; \
        } \
-}
+} while (/*CONSTCOND*/ 0)
 
 #ifdef UPCALL_TIMING
 u_int32_t upcall_data[51];