/* The remote-virtual-component simulator framework
for GDB, the GNU Debugger.
- Copyright 2006, 2007 Free Software Foundation, Inc.
+ Copyright 2006-2020 Free Software Foundation, Inc.
This file is part of GDB.
/* If we don't have a valid fd here, it's because we got an error
initially, and we suppressed that error. */
- if (rv->fd < 0)
+ if (rv->fd == -1)
hw_abort (me, "couldn't open a connection to %s:%d because: %s",
rv->host, rv->port, strerror (rv->saved_errno));
{
hw_rv_read (me, cbuf, 3);
- if (rv->fd < 0)
+ if (rv->fd == -1)
return;
len = cbuf[0] + cbuf[1] * 256 - 3;
int ret;
struct timeval tv;
- if (rv->fd < 0)
+ if (rv->fd == -1)
/* Connection has died or was never initiated. */
return;
server.sin_port = htons (rv->port);
sock = socket (AF_INET, SOCK_STREAM, 0);
- if (sock < 0)
+ if (sock == -1)
hw_abort (me, "can't get a socket for %s:%d connection",
rv->host, rv->port);