From dbcb258a896ce3b35a917d288e053e837f6c8270 Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Sat, 2 May 1998 06:39:39 +0000 Subject: [PATCH] (XTwrite_glyphs): Don't advance cursor X beyond limit. (XTcursor_to): Likewise. --- src/xterm.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/src/xterm.c b/src/xterm.c index aec85854ce6..fe77464296a 100644 --- a/src/xterm.c +++ b/src/xterm.c @@ -483,8 +483,16 @@ XTcursor_to (row, col) { int mask; int orow = row; + struct frame *f; + + f = updating_frame; + if (f == 0) + f = selected_frame; curs_x = col; + if (curs_x >= FRAME_CURSOR_X_LIMIT (f)) + curs_x = FRAME_CURSOR_X_LIMIT (f) - 1; + curs_y = row; if (updating_frame == 0) @@ -1204,8 +1212,8 @@ XTwrite_glyphs (start, len) f = selected_frame; /* If not within an update, output at the frame's visible cursor. */ - curs_x = f->cursor_x; - curs_y = f->cursor_y; + curs_x = FRAME_CURSOR_X (f); + curs_y = FRAME_CURSOR_Y (f); } dumpglyphs (f, @@ -1219,10 +1227,13 @@ XTwrite_glyphs (start, len) && curs_x + len > f->phys_cursor_x) f->phys_cursor_on = 0; + curs_x += len; + if (curs_x >= FRAME_CURSOR_X_LIMIT (f)) + curs_x = FRAME_CURSOR_X_LIMIT (f) - 1; + if (updating_frame == 0) - x_display_cursor (f, 1, FRAME_CURSOR_X (f) + len, FRAME_CURSOR_Y (f)); - else - curs_x += len; + x_display_cursor (f, 1, curs_x, FRAME_CURSOR_Y (f)); + UNBLOCK_INPUT; } -- 2.11.4.GIT