nano

commit 47f3dc75d8093fedee0a1150948902de8ec8d30c
parent 5f529a48e6bfe679981835290e4f54bc894b3357
Author: Benno Schulenberg <bensberg@telfort.nl>
Date:   Fri, 15 Mar 2019 14:43:15 +0100

display: use non-breaking space instead of dot for VTE-bug workaround

When UTF-8 is available, it is better to use a character that displays
as a space.

This improves the fix for https://savannah.gnu.org/bugs/?55896.

Diffstat:
M
src/winio.c
 | 
10
+++++++++-

1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/winio.c b/src/winio.c
@@ -2696,8 +2696,16 @@ void edit_draw(filestruct *fileptr, const char *converted,
 		if (*(converted + target_x) != '\0') {
 			charlen = parse_mbchar(converted + target_x, striped_char, NULL);
 			target_column = strnlenpt(converted, target_x);
+		} else if (target_column + 1 == editwincols) {
+			/* Defeat a VTE bug -- see https://sv.gnu.org/bugs/?55896. */
+			if (using_utf8()) {
+				striped_char[0] = '\xC2';
+				striped_char[1] = '\xA0';
+				charlen = 2;
+			} else
+				striped_char[0] = '.';
 		} else
-			striped_char[0] = (target_column + 1 == editwincols) ? '.' : ' ';
+			striped_char[0] = ' ';
 
 		wattron(edit, interface_color_pair[GUIDE_STRIPE]);
 		mvwaddnstr(edit, row, margin + target_column, striped_char, charlen);