TODO: more progress but still not 100% complete
This commit is contained in:
Oliver Lehmann
parent
0fb2ed429a
commit
a1d830ffc9
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@ -37,20 +37,33 @@ char tt0wstr[] = "@[$]tt0.c Rev : 4.1 09/29/83 01:02:58";
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extern putcb();
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extern char partab[];
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/*
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* Place character(s) on raw TTY input queue, putting in delimiters
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* and waking up top half as needed.
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* Also echo if required.
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*/
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ttin(tp, ucp, ncode)
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register struct tty *tp;
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union {
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ushort ch;
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union {
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long ch;
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struct cblock *ptr;
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struct
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{
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char l_l;
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char l_r;
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char r_l;
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char r_r;
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}
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byte;
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} ucp;
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int ncode;
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{
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register ushort c;
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register ushort flg;
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register char *cp;
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register c;
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register flg;
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register unsigned char *cp;
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char *csp;
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extern tttimeo();
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flg = tp->t_iflag;
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switch (ncode) {
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@ -110,18 +123,17 @@ int ncode;
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c += 'a' - 'A';
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ucp.ch = c;
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case 1:
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if (putc(c, tp))
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if (putc(ucp.r_r, &tp->t_rawq))
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return;
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sysinfo.rawch++;
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cp = (char *)&lobyte(ucp.ch);
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cp = (unsigned char *)ucp.r_r;
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break;
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default:
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putcb(c, tp);
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putcb(ucp.ch, &tp->t_rawq);
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sysinfo.rawch += ncode;
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cp = (char *)&ucp.ptr->c_data[ucp.ptr->c_first];
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cp = (unsigned char *)&ucp.ptr->c_data[ucp.ptr->c_first];
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break;
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}
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if (tp->t_rawq.c_cc > TTXOHI) {
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if ((flg & IXOFF)&&
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(tp->t_state & TBLOCK))
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@ -136,23 +148,22 @@ int ncode;
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c = *cp++;
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flg = tp->t_lflag;
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if (flg&ISIG) {
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if (c == tp->t_cc[VINTR]){
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if (!(flg & NOFLSH))
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ttyflush(tp, T_RESUME);
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if ((flg & ECHO) &&
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(flg & ISPCI)){
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if (c == tp->t_cc[VINTR]) {
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if (!(flg&NOFLSH))
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ttyflush(tp, (FREAD|FWRITE));
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if ((flg&ECHO) &&
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(flg&ISPCI)) {
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for ( csp = "(intr)"; (*csp); csp++)
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ttxput(tp, (long) *csp, 0);
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(*tp->t_proc)(tp, T_OUTPUT);
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}
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continue;
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} else {
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if (c == tp->t_cc[VQUIT]) /* 44 */
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continue;
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if (!(flg & NOFLSH))
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ttyflush(tp, T_RESUME);
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if ((flg & ECHO) ||
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(flg & ISPCI)){ /* 46,47 */
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}
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if (c == tp->t_cc[VQUIT]) {
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if (!(flg&NOFLSH))
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ttyflush(tp, (FREAD|FWRITE));
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if ((flg&ECHO) ||
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(flg&ISPCI)) {
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for ( csp = "(quit)"; (*csp); csp++)
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ttxput(tp,(long) *csp, 0);
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(*tp->t_proc)(tp, T_OUTPUT);
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@ -160,70 +171,65 @@ int ncode;
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continue;
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}
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}
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if (flg & ICANON){ /* 69 */
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if (c == '\n'){ /* 70 */
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if (flg & ECHONL)
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if (flg&ICANON) {
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if (c == '\n') {
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if (flg&ECHONL)
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flg |= ECHO;
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tp->t_delct++;
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}
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else
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if (c == tp->t_cc[VEOL])
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tp->t_delct++;
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if ((tp->t_state & ESC) == 0){ /* 50 */
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} else if (c == tp->t_cc[VEOL])
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tp->t_delct++;
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if ((tp->t_state&ESC) == 0) {
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if (c == '\\')
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tp->t_state |= ESC;
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if ((c == tp->t_cc[VERASE]) &&
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(flg & INPCK)){ /* 52,53 */
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if (flg & ECHO) /* 54 */
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ttxput(tp, (long) CERASE, 0);
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if (c == tp->t_cc[VERASE] && flg&ECHOE) {
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if (flg&ECHO)
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ttxput(tp, (long) '\b', 0);
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flg |= ECHO;
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ttxput(tp, (long) ' ', 0);
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c = CERASE;
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} /* von 52,53 */
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else if ((c == tp->t_cc[VKILL]) &&
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(flg & ISTRIP)){ /* 55,56 */
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c = '\b';
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} else if (c == tp->t_cc[VKILL] && flg&ECHOK) {
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if ((flg & ECHO) &&
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(flg & ISPCI)){ /* 57,58 */
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for ( csp = "???"; (*csp);)
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(flg & ISPCI)) {
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for ( csp = "XXX"; (*csp);)
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ttxput(tp, (long) *csp++, 0);
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(*tp->t_proc)(tp, T_OUTPUT);
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}
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ttxput(tp, (long) c, 0);
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flg |= ECHO;
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c = '\n';
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}
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else if (c != tp->t_cc[VEOF]) /* 60 */
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} else if (c == tp->t_cc[VEOF]) {
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if ((flg & ECHO) &&
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(flg & ISPCI)){ /* 61,62 */
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for ( csp = "(eof)"; (*csp);)
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(flg & ISPCI)) {
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for ( csp = "(eof)\n"; (*csp);)
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ttxput(tp, (long) *csp++, 0);
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(*tp->t_proc)(tp, T_OUTPUT);
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}
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flg &= ~ECHO;
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tp->t_delct++;
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flg &= ~ECHO;
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tp->t_delct++;
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}
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} else {
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if (c != '\\' || (flg&XCASE))
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tp->t_state &= ~ESC;
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}
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else if ((c == '\\') ||
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(flg & XCASE)) /* 64,65 */
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tp->t_state &= ~RTO;
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}
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if (flg & ECHO){
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if (flg&ECHO) {
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ttxput(tp, (long) c, 0);
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(*tp->t_proc)(tp, T_OUTPUT);
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}
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}
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if (!(flg & ICANON)){ /* 6 */
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if (tp->t_cc[VMIN] <= tp->t_rawq.c_cc)
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if (!(flg&ICANON)) {
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tp->t_state &= ~RTO;
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if (tp->t_rawq.c_cc >= tp->t_cc[VMIN])
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tp->t_delct = 1;
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if ((tp->t_cc[VTIME]) &&
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((tp->t_state & TACT) == 0))
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tttimeout(tp);
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} /* von 6 */
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if ((tp->t_delct) &&
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(tp->t_state & IASLP)){ /* 74,75 */
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else if (tp->t_cc[VTIME]) {
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if (!(tp->t_state&TACT))
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tttimeo(tp);
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}
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}
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if (tp->t_delct && (tp->t_state&IASLP)) {
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tp->t_state &= ~IASLP;
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wakeup(tp);
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}
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return;
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}
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/*
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