void exe_prepa(t_shell *sh, CMD *c, int pip_out[2], int pip_error[2])
{
close(pip_out[0]);
close(pip_error[0]);
execute_shell(sh, c, pip_out[1], pip_error[1]);
close(pip_out[1]);
close(pip_error[1]);
}
string
pipe_link_rep::start () {
#ifndef OS_MINGW
if (alive) return "busy";
if (DEBUG_AUTO) debug_io << "Launching '" << cmd << "'\n";
int e1= pipe (pp_in ); (void) e1;
int e2= pipe (pp_out); (void) e2;
int e3= pipe (pp_err); (void) e3;
pid= fork ();
if (pid==0) { // the child
setsid();
close (pp_in [OUT]);
close (pp_out [IN ]);
close (pp_err [IN ]);
dup2 (pp_in [IN ], STDIN );
close (pp_in [IN ]);
dup2 (pp_out [OUT], STDOUT);
close (pp_out [OUT]);
dup2 (pp_err [OUT], STDERR);
close (pp_err [OUT]);
execute_shell (cmd);
exit (127);
// exit (system (cmd) != 0);
}
else { // the main process
in = pp_in [OUT];
close (pp_in [IN]);
out= pp_out [IN ];
close (pp_out [OUT]);
err= pp_err [IN ];
close (pp_err [OUT]);
alive= true;
snout = socket_notifier (out, &pipe_callback, this, NULL);
snerr = socket_notifier (err, &pipe_callback, this, NULL);
add_notifier (snout);
add_notifier (snerr);
if (/* !banner */ true) return "ok";
else {
int r;
char outbuf[1024];
r= ::read (out, outbuf, 1024);
if (r == 1 && outbuf[0] == TERMCHAR) return "ok";
alive= false;
if (-1 != killpg(pid,SIGTERM)) {
sleep(2);
killpg(pid,SIGKILL);
}
wait (NULL);
if (r == -1) return "Error: the application does not reply";
else
return "Error: the application did not send its usual startup banner";
}
}
#else
return "Error: pipes not implemented";
#endif
}
void task<const char*>::operator()()
{
execute_shell(substance);
}
int execute(const char* command)
{
return execute_shell(command);
}
