remove sixel stub code - st - Personal fork of st
(HTM) git clone git://git.drkhsh.at/st.git
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---
(DIR) commit f74a9df6e1fc88eebe6d673d888b61fd83cf6fc4
(DIR) parent 818ec746f4caae453d09368b101c3e841cf39870
(HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Wed, 17 Jun 2020 22:05:48 +0200
remove sixel stub code
Remove stub code that was used for an experiment of adding sixel code to st
from the commit f7398434.
Diffstat:
M st.c | 26 +++++---------------------
1 file changed, 5 insertions(+), 21 deletions(-)
---
(DIR) diff --git a/st.c b/st.c
@@ -51,7 +51,6 @@ enum term_mode {
MODE_ECHO = 1 << 4,
MODE_PRINT = 1 << 5,
MODE_UTF8 = 1 << 6,
- MODE_SIXEL = 1 << 7,
};
enum cursor_movement {
@@ -78,12 +77,11 @@ enum charset {
enum escape_state {
ESC_START = 1,
ESC_CSI = 2,
- ESC_STR = 4, /* OSC, PM, APC */
+ ESC_STR = 4, /* DCS, OSC, PM, APC */
ESC_ALTCHARSET = 8,
ESC_STR_END = 16, /* a final string was encountered */
ESC_TEST = 32, /* Enter in test mode */
ESC_UTF8 = 64,
- ESC_DCS =128,
};
typedef struct {
@@ -2090,12 +2088,9 @@ tdectest(char c)
void
tstrsequence(uchar c)
{
- strreset();
-
switch (c) {
case 0x90: /* DCS -- Device Control String */
c = 'P';
- term.esc |= ESC_DCS;
break;
case 0x9f: /* APC -- Application Program Command */
c = '_';
@@ -2107,6 +2102,7 @@ tstrsequence(uchar c)
c = ']';
break;
}
+ strreset();
strescseq.type = c;
term.esc |= ESC_STR;
}
@@ -2304,7 +2300,7 @@ tputc(Rune u)
Glyph *gp;
control = ISCONTROL(u);
- if (u < 127 || !IS_SET(MODE_UTF8 | MODE_SIXEL)) {
+ if (u < 127 || !IS_SET(MODE_UTF8)) {
c[0] = u;
width = len = 1;
} else {
@@ -2325,23 +2321,11 @@ tputc(Rune u)
if (term.esc & ESC_STR) {
if (u == '\a' || u == 030 || u == 032 || u == 033 ||
ISCONTROLC1(u)) {
- term.esc &= ~(ESC_START|ESC_STR|ESC_DCS);
- if (IS_SET(MODE_SIXEL)) {
- /* TODO: render sixel */;
- term.mode &= ~MODE_SIXEL;
- return;
- }
+ term.esc &= ~(ESC_START|ESC_STR);
term.esc |= ESC_STR_END;
goto check_control_code;
}
- if (IS_SET(MODE_SIXEL)) {
- /* TODO: implement sixel mode */
- return;
- }
- if (term.esc&ESC_DCS && strescseq.len == 0 && u == 'q')
- term.mode |= MODE_SIXEL;
-
if (strescseq.len+len >= strescseq.siz) {
/*
* Here is a bug in terminals. If the user never sends
@@ -2453,7 +2437,7 @@ twrite(const char *buf, int buflen, int show_ctrl)
int n;
for (n = 0; n < buflen; n += charsize) {
- if (IS_SET(MODE_UTF8) && !IS_SET(MODE_SIXEL)) {
+ if (IS_SET(MODE_UTF8)) {
/* process a complete utf8 char */
charsize = utf8decode(buf + n, &u, buflen - n);
if (charsize == 0)