From bfd823b33025c7b5958a9d815f7762f83bc34a71 Mon Sep 17 00:00:00 2001
From: Petter Rodhelind <petter.rodhelind@gmail.com>
Date: Thu, 20 Apr 2017 22:29:29 +0200
Subject: Add ^A and ^E wrap arounds for easy movement over multiple lines

---
 src/cmd/acme/text.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/cmd')

diff --git a/src/cmd/acme/text.c b/src/cmd/acme/text.c
index ec72b4a8..0452c2b1 100644
--- a/src/cmd/acme/text.c
+++ b/src/cmd/acme/text.c
@@ -764,11 +764,22 @@ texttype(Text *t, Rune r)
 		nnb = 0;
 		if(t->q0>0 && textreadc(t, t->q0-1)!='\n')
 			nnb = textbswidth(t, 0x15);
+		/* if already at beginning, wrap backwards to previous line if possible */
+		if (nnb == 0 && t->q0>0) {
+			textshow(t, t->q0-1, t->q0-1, TRUE);
+			return;
+		}
 		textshow(t, t->q0-nnb, t->q0-nnb, TRUE);
 		return;
 	case 0x05:	/* ^E: end of line */
 		typecommit(t);
 		q0 = t->q0;
+		/* if already at end, wrap forward to the next line if possible */
+		if (q0<t->file->b.nc && textreadc(t, q0) == '\n') {
+			q0++;
+			textshow(t, q0, q0, TRUE);
+			return;
+		}
 		while(q0<t->file->b.nc && textreadc(t, q0)!='\n')
 			q0++;
 		textshow(t, q0, q0, TRUE);
-- 
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