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tty: misc changes

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Matheus
2024-09-01 23:38:34 -03:00
parent 7a9f5c48c7
commit 6193310f21
2 changed files with 11 additions and 10 deletions
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kernel-src/io/tty.c
+9 -8
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@@ -100,7 +100,7 @@ void tty_process(tty_t *tty, char c) {
tty->writetodevice(tty->deviceinternal, "\b \b", 3);
tty->devicepos = 0;
memset(tty->devicebuffer, 0, DEVICE_BUFFER_SIZE);
memset(tty->devicebuffer, 0, TTY_DEVICE_BUFFER_SIZE);
return;
} else if (c == tty->termios.c_cc[VEOF]) {
// end of file TODO make read return 0
@@ -115,17 +115,18 @@ void tty_process(tty_t *tty, char c) {
// check if buffer is full
tty->devicebuffer[tty->devicepos++] = c;
if (tty->devicepos == DEVICE_BUFFER_SIZE)
if (tty->devicepos == TTY_DEVICE_BUFFER_SIZE)
flush = true;
if (flush) {
MUTEX_ACQUIRE(&tty->readmutex, false);
ringbuffer_write(&tty->readbuffer, tty->devicebuffer, tty->devicepos);
memset(tty->devicebuffer, 0, TTY_DEVICE_BUFFER_SIZE);
tty->devicepos = 0;
// XXX is this needed?
size_t datacount = RINGBUFFER_DATACOUNT(&tty->readbuffer);
if (datacount)
poll_event(&tty->pollheader, POLLIN);
poll_event(&tty->pollheader, POLLIN);
MUTEX_RELEASE(&tty->readmutex);
}
@@ -453,11 +454,11 @@ tty_t *tty_create(char *name, ttydevicewritefn_t writefn, ttyinactivefn_t inacti
if (tty->name == NULL)
goto error;
tty->devicebuffer = alloc(DEVICE_BUFFER_SIZE);
tty->devicebuffer = alloc(TTY_DEVICE_BUFFER_SIZE);
if (tty->devicebuffer == NULL)
goto error;
if (ringbuffer_init(&tty->readbuffer, READ_BUFFER_SIZE))
if (ringbuffer_init(&tty->readbuffer, TTY_READ_BUFFER_SIZE))
goto error;
int minor = allocminor(tty);