log --reflog: honour --relative-date

If you say "git log -g --relative-date", it is very likely that
you want to see the reflog names in terms of a relative date.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

log-tree.c

@@ -226,7 +226,8 @@ void show_log(struct rev_info *opt, const char *sep)
 		putchar(opt->commit_format == CMIT_FMT_ONELINE ? ' ' : '\n');
 		if (opt->reflog_info) {
 			show_reflog_message(opt->reflog_info,
-				    opt->commit_format == CMIT_FMT_ONELINE);;
+				    opt->commit_format == CMIT_FMT_ONELINE,
+				    opt->relative_date);
 			if (opt->commit_format == CMIT_FMT_ONELINE) {
 				printf("%s", sep);
 				return;

reflog-walk.c

@@ -227,7 +227,8 @@ void fake_reflog_parent(struct reflog_walk_info *info, struct commit *commit)
 	commit->object.flags &= ~(ADDED | SEEN | SHOWN);
 }
 
-void show_reflog_message(struct reflog_walk_info* info, int oneline)
+void show_reflog_message(struct reflog_walk_info* info, int oneline,
+	int relative_date)
 {
 	if (info && info->last_commit_reflog) {
 		struct commit_reflog *commit_reflog = info->last_commit_reflog;
@@ -236,7 +237,7 @@ void show_reflog_message(struct reflog_walk_info* info, int oneline)
 		info = &commit_reflog->reflogs->items[commit_reflog->recno+1];
 		if (oneline) {
 			printf("%s@{", commit_reflog->reflogs->ref);
-			if (commit_reflog->flag)
+			if (commit_reflog->flag || relative_date)
 				printf("%s", show_date(info->timestamp, 0, 1));
 			else
 				printf("%d", commit_reflog->reflogs->nr
@@ -245,9 +246,10 @@ void show_reflog_message(struct reflog_walk_info* info, int oneline)
 		}
 		else {
 			printf("Reflog: %s@{", commit_reflog->reflogs->ref);
-			if (commit_reflog->flag)
-				printf("%s", show_rfc2822_date(info->timestamp,
-							       info->tz));
+			if (commit_reflog->flag || relative_date)
+				printf("%s", show_date(info->timestamp,
+							info->tz,
+							relative_date));
 			else
 				printf("%d", commit_reflog->reflogs->nr
 				       - 2 - commit_reflog->recno);

reflog-walk.h

@@ -6,6 +6,6 @@ extern void add_reflog_for_walk(struct reflog_walk_info *info,
 		struct commit *commit, const char *name);
 extern void fake_reflog_parent(struct reflog_walk_info *info,
 		struct commit *commit);
-extern void show_reflog_message(struct reflog_walk_info *info, int);
+extern void show_reflog_message(struct reflog_walk_info *info, int, int);
 
 #endif