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Trying to predict the cursor position for UTF-8 output in the same way as for

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normal eight-bit output is wrong, separate it into a different function. Fixes
spacing when mixing UTF-8 with some escape sequences, notably the way w3m does
it.
This commit is contained in:
Nicholas Marriott 2009-06-25 16:01:26 +00:00
parent 245685433e
commit 942ea4267d
2 changed files with 21 additions and 7 deletions
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3
tmux.h
View File

@ -1,4 +1,4 @@
/* $OpenBSD: tmux.h,v 1.7 2009/06/24 05:35:07 nicm Exp $ */ /* $OpenBSD: tmux.h,v 1.8 2009/06/24 16:01:02 nicm Exp $ */
/* /*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -1115,6 +1115,7 @@ void tty_putcode1(struct tty *, enum tty_code_code, int);
void tty_putcode2(struct tty *, enum tty_code_code, int, int); void tty_putcode2(struct tty *, enum tty_code_code, int, int);
void tty_puts(struct tty *, const char *); void tty_puts(struct tty *, const char *);
void tty_putc(struct tty *, u_char); void tty_putc(struct tty *, u_char);
void tty_pututf8(struct tty *, const struct grid_utf8 *);
void tty_init(struct tty *, char *, char *); void tty_init(struct tty *, char *, char *);
void tty_start_tty(struct tty *); void tty_start_tty(struct tty *);
void tty_stop_tty(struct tty *); void tty_stop_tty(struct tty *);

25
tty.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: tty.c,v 1.4 2009/06/03 23:30:40 nicm Exp $ */ /* $OpenBSD: tty.c,v 1.5 2009/06/24 16:01:02 nicm Exp $ */
/* /*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -418,6 +418,23 @@ tty_putc(struct tty *tty, u_char ch)
write(tty->log_fd, &ch, 1); write(tty->log_fd, &ch, 1);
} }
void
tty_pututf8(struct tty *tty, const struct grid_utf8 *gu)
{
u_int i, width;
for (i = 0; i < UTF8_SIZE; i++) {
if (gu->data[i] == 0xff)
break;
buffer_write8(tty->out, gu->data[i]);
if (tty->log_fd != -1)
write(tty->log_fd, &gu->data[i], 1);
}
width = utf8_width(gu->data);
tty->cx += width;
}
void void
tty_set_title(struct tty *tty, const char *title) tty_set_title(struct tty *tty, const char *title)
{ {
@ -922,11 +939,7 @@ tty_cell(
} }
/* Otherwise, write UTF-8. */ /* Otherwise, write UTF-8. */
for (i = 0; i < UTF8_SIZE; i++) { tty_pututf8(tty, gu);
if (gu->data[i] == 0xff)
break;
tty_putc(tty, gu->data[i]);
}
} }
void void