Пример #1
0
static void echo(char *buf, int n)
{
    static int ctrlt, pid;
    char *e, *p;

    if (n == 0)
        return;

    e = buf + n;
    for (p = buf; p < e; p++) {
        switch (*p) {
#if 0
        case 0x10:	/* ^P */
            if (cpuserver && !kbd.ctlpoff) {
                active.exiting = 1;
                return;
            }
            break;
#endif
        case 0x14:	/* ^T */
            ctrlt++;
            if (ctrlt > 2)
                ctrlt = 2;
            continue;
        }

        if (ctrlt != 2)
            continue;

        /* ^T escapes */
        ctrlt = 0;
        switch (*p) {
#if 0
        case 'S': {
            int8_t x = 0;
            disable_irqsave(&x);
            dumpstack();
            procdump();
            enable_irqsave(&x);
            return;
        }
#endif
        case 's':
            dumpstack();
            return;
#if 0
        case 'x':
            xsummary();
            ixsummary();
            mallocsummary();
            memorysummary();
            pagersummary();
            return;
        case 'd':
            if (consdebug == NULL)
                consdebug = rdb;
            else
                consdebug = NULL;
            printd("consdebug now %#p\n", consdebug);
            return;
        case 'D':
            if (consdebug == NULL)
                consdebug = rdb;
            consdebug();
            return;
        case 'p':
            x = spllo();
            procdump();
            splx(x);
            return;
        case 'q':
            scheddump();
            return;
        case 'k':
            killbig("^t ^t k");
            return;
#endif
        case 'r':
            exit(0);
            return;
        }
    }

    qproduce(kbdq, buf, n);
    if (kbd.raw)
        return;
    kmesgputs(buf, n);
    if (screenputs != NULL)
        echoscreen(buf, n);
    if (serialoq)
        echoserialoq(buf, n);
}
Пример #2
0
void
echo(char *buf, int n)
{
	static int ctrlt;
	int x;
	char *e, *p;

	if(n == 0)
		return;

	e = buf+n;
	for(p = buf; p < e; p++){
		switch(*p){
		case 0x10:	/* ^P */
			if(cpuserver && !kbd.ctlpoff){
				active.exiting = 1;
				return;
			}
			break;
		case 0x14:	/* ^T */
			ctrlt++;
			if(ctrlt > 2)
				ctrlt = 2;
			continue;
		}

		if(ctrlt != 2)
			continue;

		/* ^T escapes */
		ctrlt = 0;
		switch(*p){
		case 'S':
			x = splhi();
			dumpstack();
			procdump();
			splx(x);
			return;
		case 's':
			dumpstack();
			return;
		case 'x':
			xsummary();
			ixsummary();
			mallocsummary();
		//	memorysummary();
			pagersummary();
			return;
		case 'd':
			if(consdebug == nil)
				consdebug = rdb;
			else
				consdebug = nil;
			print("consdebug now 0x%p\n", consdebug);
			return;
		case 'D':
			if(consdebug == nil)
				consdebug = rdb;
			consdebug();
			return;
		case 'p':
			x = spllo();
			procdump();
			splx(x);
			return;
		case 'q':
			scheddump();
			return;
		case 'k':
			killbig("^t ^t k");
			return;
		case 'r':
			exit(0);
			return;
		}
	}

	qproduce(kbdq, buf, n);
	if(kbd.raw)
		return;
	kmesgputs(buf, n);
	if(screenputs != nil)
		echoscreen(buf, n);
	uartecho(buf, n);	// Plan 9 VX
}