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Look for setrgbf and setrgbb terminfo extensions for RGB colour. This is

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the most reasonable of the various (some bizarre) suggestions for
capabilities.
This commit is contained in:
nicm
2017-05-31 08:43:44 +00:00
parent aad4e4ddb1
commit 7eb496c00c
3 changed files with 122 additions and 85 deletions
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20
tty-term.c
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@ -242,6 +242,8 @@ static const struct tty_term_code_entry tty_term_codes[] = {
[TTYC_SE] = { TTYCODE_STRING, "Se" },
[TTYC_SETAB] = { TTYCODE_STRING, "setab" },
[TTYC_SETAF] = { TTYCODE_STRING, "setaf" },
[TTYC_SETRGBB] = { TTYCODE_STRING, "setrgbb" },
[TTYC_SETRGBF] = { TTYCODE_STRING, "setrgbf" },
[TTYC_SGR0] = { TTYCODE_STRING, "sgr0" },
[TTYC_SITM] = { TTYCODE_STRING, "sitm" },
[TTYC_SMACS] = { TTYCODE_STRING, "smacs" },
@ -521,6 +523,18 @@ tty_term_find(char *name, int fd, char **cause)
code->type = TTYCODE_STRING;
}
/* On terminals with RGB colour (TC), fill in setrgbf and setrgbb. */
if (tty_term_flag(term, TTYC_TC) &&
!tty_term_has(term, TTYC_SETRGBF) &&
!tty_term_has(term, TTYC_SETRGBB)) {
code = &term->codes[TTYC_SETRGBF];
code->value.string = xstrdup("\033[38;2;%p1%d;%p2%d;%p3%dm");
code->type = TTYCODE_STRING;
code = &term->codes[TTYC_SETRGBB];
code->value.string = xstrdup("\033[48;2;%p1%d;%p2%d;%p3%dm");
code->type = TTYCODE_STRING;
}
return (term);
error:
@ -576,6 +590,12 @@ tty_term_string2(struct tty_term *term, enum tty_code_code code, int a, int b)
return (tparm((char *) tty_term_string(term, code), a, b));
}
const char *
tty_term_string3(struct tty_term *term, enum tty_code_code code, int a, int b, int c)
{
return (tparm((char *) tty_term_string(term, code), a, b, c));
}
const char *
tty_term_ptr1(struct tty_term *term, enum tty_code_code code, const void *a)
{