int main()
{
struct GDBState *s;
int fd = gdbserver_open(1234);
if (fd == -1) {
return -1;
}
s = (struct GDBState*)malloc(sizeof(struct GDBState));
s->fd = fd;
gdbserver_accept(s);
gdbserver_main(s);
printf("GDB stub had been done.\n");
close(fd);
free(s);
return 0;
}
int
main (int argc, char *argv[])
{
int bad_attach;
int pid;
char *arg_end;
char **next_arg = &argv[1];
int attach = 0;
while (*next_arg != NULL && **next_arg == '-')
{
if (strcmp (*next_arg, "--version") == 0)
{
gdbserver_version ();
exit (0);
}
else if (strcmp (*next_arg, "--help") == 0)
{
gdbserver_usage ();
exit (0);
}
else if (strcmp (*next_arg, "--attach") == 0)
attach = 1;
else if (strcmp (*next_arg, "--multi") == 0)
multi_mode = 1;
else if (strcmp (*next_arg, "--debug") == 0)
debug_threads = 1;
else
{
fprintf (stderr, "Unknown argument: %s\n", *next_arg);
exit (1);
}
next_arg++;
continue;
}
#if 0
if (setjmp (toplevel))
{
fprintf (stderr, "Exiting\n");
exit (1);
}
#endif
port = *next_arg;
next_arg++;
if (port == NULL || (!attach && !multi_mode && *next_arg == NULL))
{
gdbserver_usage ();
exit (1);
}
bad_attach = 0;
pid = 0;
/* --attach used to come after PORT, so allow it there for
compatibility. */
if (*next_arg != NULL && strcmp (*next_arg, "--attach") == 0)
{
attach = 1;
next_arg++;
}
if (attach
&& (*next_arg == NULL
|| (*next_arg)[0] == '\0'
|| (pid = strtoul (*next_arg, &arg_end, 0)) == 0
|| *arg_end != '\0'
|| next_arg[1] != NULL))
bad_attach = 1;
if (bad_attach)
{
gdbserver_usage ();
exit (1);
}
/*
initialize_async_io ();
initialize_low ();
*/
if (pid == 0 && *next_arg != NULL)
{
int i, n;
n = argc - (next_arg - argv);
program_argv = malloc (sizeof (char *) * (n + 1));
for (i = 0; i < n; i++)
program_argv[i] = strdup (next_arg[i]);
program_argv[i] = NULL;
/* Wait till we are at first instruction in program. */
signal = start_inferior (program_argv, &status);
/* We are now (hopefully) stopped at the first instruction of
the target process. This assumes that the target process was
successfully created. */
}
else if (pid != 0)
{
if (attach_inferior (pid, &status, &signal) == -1)
error ("Attaching not supported on this target");
/* Otherwise succeeded. */
}
else
{
status = 'W';
signal = 0;
}
/* Don't report shared library events on the initial connection,
even if some libraries are preloaded. Avoids the "stopped by
shared library event" notice on gdb side. */
dlls_changed = 0;
#if 0
if (setjmp (toplevel))
{
fprintf (stderr, "Killing inferior\n");
kill_inferior ();
exit (1);
}
#endif
if (status == 'W' || status == 'X')
was_running = 0;
else
was_running = 1;
if (!was_running && !multi_mode)
{
fprintf (stderr, "No program to debug. GDBserver exiting.\n");
exit (1);
}
gdbserver_main();
}