From: NeilBrown <neil@brown.name>
Date: Tue, 8 Dec 2015 06:54:26 +0000 (+1100)
Subject: render-lines: don't set ci->hy unnecessarily.
X-Git-Tag: lca2016~101
X-Git-Url: http://git.neil.brown.name/?a=commitdiff_plain;h=5ded983b0d28a96bc3acaffa332035e5e76de07f;p=edlib.git

render-lines: don't set ci->hy unnecessarily.

I want 'ci' to be read-only inside commands.

Signed-off-by: NeilBrown <neil@brown.name>
---

diff --git a/render-lines.c b/render-lines.c
index ceaed3d5..8489f9bf 100644
--- a/render-lines.c
+++ b/render-lines.c
@@ -722,16 +722,18 @@ DEF_CMD(render_lines_set_cursor)
 	struct mark *m;
 	int y = rl->header_lines - rl->skip_lines;
 	int found = 0;
+	int cihy;
 
 	render_lines_other_move_func(ci);
 
 	m = vmark_first(p, rl->typenum);
 
+	cihy = ci->hy;
 	if (y > ci->hy)
 		/* x,y is in header line - try lower */
-		ci->hy = y;
+		cihy = y;
 	while (y <= ci->hy && m && m->mdata) {
-		int cx = ci->hx, cy = ci->hy, o = -1;
+		int cx = ci->hx, cy = cihy, o = -1;
 		render_line(p, m->mdata, &y, 0, &cx, &cy, &o);
 		if (o >= 0) {
 			struct mark *m2 = call_render_line_offset(p, m, o);