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Don't run through the column unchanged case if the row was unchanged but there

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were no suitable optimisations, instead make it an else to fall through to
absolute addressing.
This commit is contained in:
Nicholas Marriott 2009-10-12 16:41:02 +00:00
parent eb9826f65d
commit 693b3d03e6
1 changed files with 9 additions and 4 deletions
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13
tty.c
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@ -968,8 +968,12 @@ tty_cursor(struct tty *tty, u_int cx, u_int cy)
goto out;
}
/* Row staying the same. */
/* Moving column or row. */
if (cy == thisy) {
/*
* Moving column only, row staying the same.
*/
/* To left edge. */
if (cx == 0) {
tty_putc(tty, '\r');
@ -1005,10 +1009,11 @@ tty_cursor(struct tty *tty, u_int cx, u_int cy)
tty_putcode1(tty, TTYC_CUF, -change);
goto out;
}
}
} else if (cx == thisx) {
/*
* Moving row only, column staying the same.
*/
/* Column staying the same. */
if (cx == thisx ) {
/* One above. */
if (cy != tty->rupper &&
cy == thisy - 1 && tty_term_has(term, TTYC_CUU1)) {