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Clear pollin flag when input buffer is flushed

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The pollin flag must be cleared when the input buffer (pty slave) is
flushed. This ensures that the POLLIN event is not signaled to the application,
when there is not data to read.
This commit is contained in:
Frank Rolsted Jensen
2021-10-27 15:44:09 +02:00
parent f759c0e3cc
commit eaf30f067c
1 changed files with 2 additions and 0 deletions
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src/ttynvt.c
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@@ -918,6 +918,7 @@ ttynvt_ioctl(fuse_req_t req, int cmd, void *arg,
case TCIFLUSH: case TCIFLUSH:
byte = 1; byte = 1;
tty->slave_suspended = 0; /* Re-enable polling of Slave */ tty->slave_suspended = 0; /* Re-enable polling of Slave */
tty->pollin = 0;
break; break;
case TCOFLUSH: case TCOFLUSH:
byte = 2; byte = 2;
@@ -927,6 +928,7 @@ ttynvt_ioctl(fuse_req_t req, int cmd, void *arg,
byte = 3; byte = 3;
tty->slave_suspended = 0; /* Re-enable polling of Slave */ tty->slave_suspended = 0; /* Re-enable polling of Slave */
tty->pollout = 1; tty->pollout = 1;
tty->pollin = 0;
break; break;
} }
telnet_rfc2217_cfg(tty->tn, TNS_SET_PURGE, &byte, 1); telnet_rfc2217_cfg(tty->tn, TNS_SET_PURGE, &byte, 1);