mirror of git://git.suckless.org/st
remove sixel stub code
Remove stub code that was used for an experiment of adding sixel code to st
from the commit f7398434
.
This commit is contained in:
parent
818ec746f4
commit
f74a9df6e1
26
st.c
26
st.c
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@ -51,7 +51,6 @@ enum term_mode {
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MODE_ECHO = 1 << 4,
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MODE_PRINT = 1 << 5,
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MODE_UTF8 = 1 << 6,
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MODE_SIXEL = 1 << 7,
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};
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enum cursor_movement {
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@ -78,12 +77,11 @@ enum charset {
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enum escape_state {
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ESC_START = 1,
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ESC_CSI = 2,
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ESC_STR = 4, /* OSC, PM, APC */
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ESC_STR = 4, /* DCS, OSC, PM, APC */
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ESC_ALTCHARSET = 8,
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ESC_STR_END = 16, /* a final string was encountered */
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ESC_TEST = 32, /* Enter in test mode */
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ESC_UTF8 = 64,
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ESC_DCS =128,
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};
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typedef struct {
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@ -2090,12 +2088,9 @@ tdectest(char c)
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void
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tstrsequence(uchar c)
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{
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strreset();
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switch (c) {
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case 0x90: /* DCS -- Device Control String */
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c = 'P';
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term.esc |= ESC_DCS;
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break;
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case 0x9f: /* APC -- Application Program Command */
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c = '_';
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@ -2107,6 +2102,7 @@ tstrsequence(uchar c)
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c = ']';
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break;
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}
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strreset();
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strescseq.type = c;
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term.esc |= ESC_STR;
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}
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@ -2304,7 +2300,7 @@ tputc(Rune u)
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Glyph *gp;
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control = ISCONTROL(u);
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if (u < 127 || !IS_SET(MODE_UTF8 | MODE_SIXEL)) {
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if (u < 127 || !IS_SET(MODE_UTF8)) {
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c[0] = u;
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width = len = 1;
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} else {
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@ -2325,23 +2321,11 @@ tputc(Rune u)
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if (term.esc & ESC_STR) {
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if (u == '\a' || u == 030 || u == 032 || u == 033 ||
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ISCONTROLC1(u)) {
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term.esc &= ~(ESC_START|ESC_STR|ESC_DCS);
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if (IS_SET(MODE_SIXEL)) {
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/* TODO: render sixel */;
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term.mode &= ~MODE_SIXEL;
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return;
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}
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term.esc &= ~(ESC_START|ESC_STR);
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term.esc |= ESC_STR_END;
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goto check_control_code;
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}
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if (IS_SET(MODE_SIXEL)) {
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/* TODO: implement sixel mode */
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return;
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}
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if (term.esc&ESC_DCS && strescseq.len == 0 && u == 'q')
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term.mode |= MODE_SIXEL;
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if (strescseq.len+len >= strescseq.siz) {
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/*
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* Here is a bug in terminals. If the user never sends
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@ -2453,7 +2437,7 @@ twrite(const char *buf, int buflen, int show_ctrl)
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int n;
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for (n = 0; n < buflen; n += charsize) {
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if (IS_SET(MODE_UTF8) && !IS_SET(MODE_SIXEL)) {
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if (IS_SET(MODE_UTF8)) {
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/* process a complete utf8 char */
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charsize = utf8decode(buf + n, &u, buflen - n);
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if (charsize == 0)
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