/* 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.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "sim-main.h"
/* 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);