Beispiel #1
0
def fred_setup():
    """Perform any setup needed by FReD before entering an I/O loop."""
    global g_debugger, gs_resume_dir_path, GS_FRED_TMPDIR, gb_show_child_output
    # Parse command line args and set up environment.
    l_cmd = parse_program_args()
    # Set up the FReD global debugger
    setup_debugger(l_cmd[0])
    # Set up I/O handling
    # (only spawn if we are not resuming:)
    b_resume = gs_resume_dir_path != None
    if not b_resume:
        cleanup_fred_files()
        setup_fredio(l_cmd, True)
        g_debugger.create_master_branch()
    else:
        setup_fredio(l_cmd, False)
        dmtcpmanager.resume(GS_FRED_TMPDIR, gs_resume_dir_path)
        g_debugger.setup_from_resume()
        # XXX: Right now this is a hack to get the virtualized pid of the
        # inferior. We should make this more robust. Ideally we could have
        # support from DMTCP (via dmtcp_command) to tell us the inferior
        # virtualized pid.
        fredutil.fred_assert(g_debugger.personality_name() == "gdb")
        n_inf_pid = int(g_debugger.evaluate_expression("getpid()"))
        fredmanager.set_virtual_inferior_pid(n_inf_pid)
    g_debugger.set_real_debugger_pid(fredio.get_child_pid())
Beispiel #2
0
def fred_setup():
    """Perform any setup needed by FReD before entering an I/O loop."""
    global g_debugger, gs_resume_dir_path, GS_FRED_TMPDIR
    # Parse command line args and set up environment.
    l_cmd = parse_program_args()
    # Set up the FReD global debugger
    setup_debugger(l_cmd[0])
    # Set up I/O handling
    # (only spawn if we are not resuming:)
    b_resume = gs_resume_dir_path != None
    if not b_resume:
        cleanup_fred_files()
        setup_fredio(l_cmd, True)
        g_debugger.create_master_branch()
    else:
        setup_fredio(l_cmd, False)
        dmtcpmanager.resume(GS_FRED_TMPDIR, gs_resume_dir_path)
        g_debugger.setup_from_resume()
        # XXX: Right now this is a hack to get the virtualized pid of the
        # inferior. We should make this more robust. Ideally we could have
        # support from DMTCP (via dmtcp_command) to tell us the inferior
        # virtualized pid.
        fredutil.fred_assert(g_debugger.personality_name() == "gdb")
        n_inf_pid = int(g_debugger.evaluate_expression("getpid()"))
        fredmanager.set_pid(n_inf_pid)
    g_debugger.set_debugger_pid(fredio.get_child_pid())
Beispiel #3
0
def cleanup_fred_files():
    """Remove FReD temporary directory and recreate a clean tree."""
    global GS_FRED_TMPDIR
    # Create a new DMTCP tmpdir if it doesn't exist:
    if not os.path.exists(GS_FRED_TMPDIR):
        os.makedirs(GS_DMTCP_TMPDIR, 0755)
        return
    fredutil.fred_info("Removing previous temporary directory '%s'" % GS_FRED_TMPDIR)
    fredutil.fred_assert(GS_FRED_TMPDIR.find("/tmp") != -1)
    shutil.rmtree(GS_FRED_TMPDIR, ignore_errors=True)
    os.makedirs(GS_DMTCP_TMPDIR, 0755)
Beispiel #4
0
def cleanup_fred_files():
    """Remove FReD temporary directory and recreate a clean tree."""
    global GS_FRED_TMPDIR
    # Create a new DMTCP tmpdir if it doesn't exist:
    if not os.path.exists(GS_FRED_TMPDIR):
        os.makedirs(GS_DMTCP_TMPDIR, 0755)
        return
    fredutil.fred_info("Removing previous temporary directory '%s'" % \
                       GS_FRED_TMPDIR)
    fredutil.fred_assert(GS_FRED_TMPDIR.find("/tmp") != -1)
    shutil.rmtree(GS_FRED_TMPDIR, ignore_errors=True)
    os.makedirs(GS_DMTCP_TMPDIR, 0755)