[PATCH] Some const for linux/time.h

From: Jan Engelhardt
Date: Thu Jul 27 2006 - 16:39:04 EST


Hello,


time compare functions do not modify their arguments, so they can
be marked as const (like some of the functions in time.h are already).

Signed-off-by: Jan Engelhardt <jengelh@xxxxxx>

diff --fast -Ndpru linux-2.6.17.7~/include/linux/time.h linux-2.6.17.7+/include/linux/time.h
--- linux-2.6.17.7~/include/linux/time.h 2006-06-06 02:57:02.000000000 +0200
+++ linux-2.6.17.7+/include/linux/time.h 2006-07-27 22:35:53.308571000 +0200
@@ -33,7 +33,8 @@ struct timezone {
#define NSEC_PER_SEC 1000000000L
#define NSEC_PER_USEC 1000L

-static inline int timespec_equal(struct timespec *a, struct timespec *b)
+static inline int timespec_equal(const struct timespec *a,
+ const struct timespec *b)
{
return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec);
}
@@ -43,7 +44,8 @@ static inline int timespec_equal(struct
* lhs == rhs: return 0
* lhs > rhs: return >0
*/
-static inline int timespec_compare(struct timespec *lhs, struct timespec *rhs)
+static inline int timespec_compare(const struct timespec *lhs,
+ struct timespec *rhs)
{
if (lhs->tv_sec < rhs->tv_sec)
return -1;
@@ -52,7 +54,8 @@ static inline int timespec_compare(struc
return lhs->tv_nsec - rhs->tv_nsec;
}

-static inline int timeval_compare(struct timeval *lhs, struct timeval *rhs)
+static inline int timeval_compare(const struct timeval *lhs,
+ const struct timeval *rhs)
{
if (lhs->tv_sec < rhs->tv_sec)
return -1;
#<<eof>>


Jan Engelhardt
--
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