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Try to reinit tty on EOF (#41)

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This commit is contained in:
Victor Antonovich 2019-01-04 12:54:48 +04:00
parent 076120bf6c
commit d507507d29
1 changed files with 4 additions and 4 deletions
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8
src/conn.c
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@ -611,10 +611,10 @@ conn_loop(void)
}
rc = conn_read(tty.fd, tty.rxbuf + tty.ptrbuf,
tty.rxlen - tty.ptrbuf + tty.rxoffset);
if (rc < 0)
if (rc <= 0)
{ /* error - make attempt to reinitialize serial port */
#ifdef LOG
logw(0, "tty: error in read() (%s)", strerror(errno));
logw(0, "tty: error in read() (%s)", rc ? strerror(errno) : "port closed");
#endif
tty_reinit();
}
@ -663,10 +663,10 @@ conn_loop(void)
}
else if (tty.state != TTY_PROC)
{ /* drop unexpected tty data */
if ((rc = conn_read(tty.fd, tty.rxbuf, BUFSIZE)) < 0)
if ((rc = conn_read(tty.fd, tty.rxbuf, BUFSIZE)) <= 0)
{ /* error - make attempt to reinitialize serial port */
#ifdef LOG
logw(0, "tty: error in read() (%s)", strerror(errno));
logw(0, "tty: error in read() (%s)", rc ? strerror(errno) : "port closed");
#endif
tty_reinit();
}