int line_csum;
uint8_t last_packet[4100];
int last_packet_len;
+ int signal;
#ifdef CONFIG_USER_ONLY
int fd;
int running_state;
for(;;) {
ret = recv(s->fd, &ch, 1, 0);
if (ret < 0) {
+ if (errno == ECONNRESET)
+ s->fd = -1;
if (errno != EINTR && errno != EAGAIN)
return -1;
} else if (ret == 0) {
+ close(s->fd);
+ s->fd = -1;
return -1;
} else {
break;
}
gdb_continue(s);
return RS_IDLE;
+ case 'C':
+ s->signal = strtoul(p, (char **)&p, 16);
+ gdb_continue(s);
+ return RS_IDLE;
case 'k':
/* Kill the target */
fprintf(stderr, "\nQEMU: Terminated via GDBstub\n");
char buf[256];
int n;
- if (gdbserver_fd < 0)
- return sig;
-
s = &gdbserver_state;
+ if (gdbserver_fd < 0 || s->fd < 0)
+ return sig;
/* disable single step if it was enabled */
cpu_single_step(env, 0);
snprintf(buf, sizeof(buf), "S%02x", sig);
put_packet(s, buf);
}
+ /* put_packet() might have detected that the peer terminated the
+ connection. */
+ if (s->fd < 0)
+ return sig;
sig = 0;
s->state = RS_IDLE;
return sig;
}
}
+ sig = s->signal;
+ s->signal = 0;
return sig;
}
GDBState *s;
char buf[4];
- if (gdbserver_fd < 0)
- return;
-
s = &gdbserver_state;
+ if (gdbserver_fd < 0 || s->fd < 0)
+ return;
snprintf(buf, sizeof(buf), "W%02x", code);
put_packet(s, buf);