From 1c8990a329fabf3cf4ab790a61ee86c35391c042 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Wed, 3 May 2017 17:32:14 +0200
Subject: text: remove count argument from text_{earlier,later}

---
 main.c     | 10 ++++++++--
 text.c     | 14 ++++----------
 text.h     |  4 ++--
 vis-cmds.c | 11 +++++++----
 4 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/main.c b/main.c
index 63d796b..5c9cc9f 100644
--- a/main.c
+++ b/main.c
@@ -1749,7 +1749,10 @@ static const char *redo(Vis *vis, const char *keys, const Arg *arg) {
 }
 
 static const char *earlier(Vis *vis, const char *keys, const Arg *arg) {
-	size_t pos = text_earlier(vis_text(vis), vis_count_get_default(vis, 1));
+	size_t pos = EPOS;
+	VisCountIterator it = vis_count_iterator_get(vis, 1);
+	while (vis_count_iterator_next(&it))
+		pos = text_earlier(vis_text(vis));
 	if (pos != EPOS) {
 		view_cursor_to(vis_view(vis), pos);
 		/* redraw all windows in case some display the same file */
@@ -1759,7 +1762,10 @@ static const char *earlier(Vis *vis, const char *keys, const Arg *arg) {
 }
 
 static const char *later(Vis *vis, const char *keys, const Arg *arg) {
-	size_t pos = text_later(vis_text(vis), vis_count_get_default(vis, 1));
+	size_t pos = EPOS;
+	VisCountIterator it = vis_count_iterator_get(vis, 1);
+	while (vis_count_iterator_next(&it))
+		pos = text_later(vis_text(vis));
 	if (pos != EPOS) {
 		view_cursor_to(vis_view(vis), pos);
 		/* redraw all windows in case some display the same file */
diff --git a/text.c b/text.c
index 291cc3a..7fdd237 100644
--- a/text.c
+++ b/text.c
@@ -763,18 +763,12 @@ static size_t history_traverse_to(Text *txt, Revision *rev) {
 	return pos;
 }
 
-size_t text_earlier(Text *txt, int count) {
-	Revision *rev = txt->history;
-	while (count-- > 0 && rev->earlier)
-		rev = rev->earlier;
-	return history_traverse_to(txt, rev);
+size_t text_earlier(Text *txt) {
+	return history_traverse_to(txt, txt->history->earlier);
 }
 
-size_t text_later(Text *txt, int count) {
-	Revision *rev = txt->history;
-	while (count-- > 0 && rev->later)
-		rev = rev->later;
-	return history_traverse_to(txt, rev);
+size_t text_later(Text *txt) {
+	return history_traverse_to(txt, txt->history->later);
 }
 
 size_t text_restore(Text *txt, time_t time) {
diff --git a/text.h b/text.h
index 607f239..3080acb 100644
--- a/text.h
+++ b/text.h
@@ -139,8 +139,8 @@ size_t text_undo(Text*);
  *         newest state i.e. there was nothing to redo.
  */
 size_t text_redo(Text*);
-size_t text_earlier(Text*, int count);
-size_t text_later(Text*, int count);
+size_t text_earlier(Text*);
+size_t text_later(Text*);
 /**
  * Restore the text to the state closest to the time given
  */
diff --git a/vis-cmds.c b/vis-cmds.c
index 551c912..093c694 100644
--- a/vis-cmds.c
+++ b/vis-cmds.c
@@ -579,10 +579,13 @@ static bool cmd_earlier_later(Vis *vis, Win *win, Command *cmd, const char *argv
 	}
 
 	if (!*unit) {
-		if (argv[0][0] == 'e')
-			pos = text_earlier(txt, count);
-		else
-			pos = text_later(txt, count);
+		VisCountIterator it = vis_count_iterator_init(vis, count);
+		while (vis_count_iterator_next(&it)) {
+			if (argv[0][0] == 'e')
+				pos = text_earlier(txt);
+			else
+				pos = text_later(txt);
+		}
 	}
 
 	time_t state = text_state(txt);
-- 
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