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If we can identify the terminal as iTerm2 or as tmux, we can be sure

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they support 256 and RGB colours, so set those flags too.
This commit is contained in:
nicm
2020-01-28 11:39:51 +00:00
parent 84995ae172
commit a6129e9974
4 changed files with 28 additions and 32 deletions
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27
tty.c
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@ -2386,11 +2386,10 @@ tty_check_fg(struct tty *tty, struct window_pane *wp, struct grid_cell *gc)
/* Is this a 24-bit colour? */
if (gc->fg & COLOUR_FLAG_RGB) {
/* Not a 24-bit terminal? Translate to 256-colour palette. */
if (!tty_term_has(tty->term, TTYC_SETRGBF)) {
colour_split_rgb(gc->fg, &r, &g, &b);
gc->fg = colour_find_rgb(r, g, b);
} else
if ((tty->term->flags|tty->term_flags) & TERM_RGBCOLOURS)
return;
colour_split_rgb(gc->fg, &r, &g, &b);
gc->fg = colour_find_rgb(r, g, b);
}
/* How many colours does this terminal have? */
@ -2436,11 +2435,10 @@ tty_check_bg(struct tty *tty, struct window_pane *wp, struct grid_cell *gc)
/* Is this a 24-bit colour? */
if (gc->bg & COLOUR_FLAG_RGB) {
/* Not a 24-bit terminal? Translate to 256-colour palette. */
if (!tty_term_has(tty->term, TTYC_SETRGBB)) {
colour_split_rgb(gc->bg, &r, &g, &b);
gc->bg = colour_find_rgb(r, g, b);
} else
if ((tty->term->flags|tty->term_flags) & TERM_RGBCOLOURS)
return;
colour_split_rgb(gc->bg, &r, &g, &b);
gc->bg = colour_find_rgb(r, g, b);
}
/* How many colours does this terminal have? */
@ -2617,15 +2615,14 @@ tty_try_colour(struct tty *tty, int colour, const char *type)
}
if (colour & COLOUR_FLAG_RGB) {
colour_split_rgb(colour & 0xffffff, &r, &g, &b);
if (*type == '3') {
if (!tty_term_has(tty->term, TTYC_SETRGBF))
return (-1);
colour_split_rgb(colour & 0xffffff, &r, &g, &b);
goto fallback_rgb;
tty_putcode3(tty, TTYC_SETRGBF, r, g, b);
} else {
if (!tty_term_has(tty->term, TTYC_SETRGBB))
return (-1);
colour_split_rgb(colour & 0xffffff, &r, &g, &b);
goto fallback_rgb;
tty_putcode3(tty, TTYC_SETRGBB, r, g, b);
}
return (0);
@ -2638,6 +2635,12 @@ fallback_256:
log_debug("%s: 256 colour fallback: %s", tty->client->name, s);
tty_puts(tty, s);
return (0);
fallback_rgb:
xsnprintf(s, sizeof s, "\033[%s;2;%d;%d;%dm", type, r, g, b);
log_debug("%s: RGB colour fallback: %s", tty->client->name, s);
tty_puts(tty, s);
return (0);
}
static void