From d9037cc4c3fcc838f00cb54db52d88c3192cb74e Mon Sep 17 00:00:00 2001
From: Witold Filipczyk <witekfl@poczta.onet.pl>
Date: Fri, 1 Sep 2006 21:06:08 +0200
Subject: [PATCH] Small comment about UTF-8 detection.

---
 src/terminal/terminal.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/terminal/terminal.c b/src/terminal/terminal.c
index f604e5c8..e9860a77 100644
--- a/src/terminal/terminal.c
+++ b/src/terminal/terminal.c
@@ -43,7 +43,10 @@ static void check_if_no_terminal(void);
 static int
 was_utf8(int in, int out)
 {
-	/* taken from setedit */
+	/* Taken from setedit.
+	 * Set cursor in the up left corner. Write "\357\200\240" == U+F020.
+	 * Read cursor position. For UTF-8 x will be 2.
+	 * For normal mode it will be 4. */
 	static unsigned char *str = "\033[1;1H\357\200\240\033[6n";
 	unsigned char buf[20];
 	int x, y;