Gecko [ goons4good.org ]

Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
asyncio	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
collections	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
concurrent	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
config-3.4m	[ DIR ]	drwxr-xr-x	2024-05-26 02:19
ctypes	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
curses	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
dbm	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
distutils	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
email	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
encodings	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
ensurepip	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
html	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
http	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
idlelib	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
importlib	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
json	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
lib-dynload	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
lib2to3	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
logging	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
multiprocessing	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
plat-linux	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
pydoc_data	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
site-packages	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
sqlite3	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
test	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
unittest	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
urllib	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
venv	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
wsgiref	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
xml	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
xmlrpc	[ DIR ]	drwxr-xr-x	2024-05-26 02:18
__future__.py	4.48 KB	-rw-r--r--	2024-04-17 12:54
__phello__.foo.py	64 B	-rw-r--r--	2024-04-17 12:54
_bootlocale.py	1.27 KB	-rw-r--r--	2024-04-17 12:54
_collections_abc.py	19.43 KB	-rw-r--r--	2024-04-17 12:54
_compat_pickle.py	8.12 KB	-rw-r--r--	2024-04-17 12:54
_dummy_thread.py	4.76 KB	-rw-r--r--	2024-04-17 12:54
_markupbase.py	14.26 KB	-rw-r--r--	2024-04-17 12:54
_osx_support.py	18.65 KB	-rw-r--r--	2024-04-17 12:54
_pyio.py	72.16 KB	-rw-r--r--	2024-04-17 12:54
_sitebuiltins.py	3.04 KB	-rw-r--r--	2024-04-17 12:54
_strptime.py	21.54 KB	-rw-r--r--	2024-04-17 12:54
_sysconfigdata.py	23.12 KB	-rw-r--r--	2024-04-17 12:54
_threading_local.py	7.24 KB	-rw-r--r--	2024-04-17 12:54
_weakrefset.py	5.57 KB	-rw-r--r--	2024-04-17 12:54
abc.py	8.42 KB	-rw-r--r--	2024-04-17 12:54
aifc.py	30.84 KB	-rw-r--r--	2024-04-17 12:54
antigravity.py	475 B	-rw-r--r--	2024-04-17 12:54
argparse.py	87.92 KB	-rw-r--r--	2024-04-17 12:54
ast.py	11.75 KB	-rw-r--r--	2024-04-17 12:54
asynchat.py	11.55 KB	-rw-r--r--	2024-04-17 12:54
asyncore.py	20.51 KB	-rw-r--r--	2024-04-17 12:54
base64.py	19.71 KB	-rwxr-xr-x	2024-04-17 12:54
bdb.py	22.81 KB	-rw-r--r--	2024-04-17 12:54
binhex.py	13.6 KB	-rw-r--r--	2024-04-17 12:54
bisect.py	2.53 KB	-rw-r--r--	2024-04-17 12:54
bz2.py	18.42 KB	-rw-r--r--	2024-04-17 12:54
cProfile.py	5.2 KB	-rwxr-xr-x	2024-04-17 12:54
calendar.py	22.4 KB	-rw-r--r--	2024-04-17 12:54
cgi.py	35.1 KB	-rwxr-xr-x	2024-04-17 12:54
cgitb.py	11.76 KB	-rw-r--r--	2024-04-17 12:54
chunk.py	5.3 KB	-rw-r--r--	2024-04-17 12:54
cmd.py	14.51 KB	-rw-r--r--	2024-04-17 12:54
code.py	9.8 KB	-rw-r--r--	2024-04-17 12:54
codecs.py	35.07 KB	-rw-r--r--	2024-04-17 12:54
codeop.py	5.85 KB	-rw-r--r--	2024-04-17 12:54
colorsys.py	3.97 KB	-rw-r--r--	2024-04-17 12:54
compileall.py	9.39 KB	-rw-r--r--	2024-04-17 12:54
configparser.py	48.53 KB	-rw-r--r--	2024-04-17 12:54
contextlib.py	11.37 KB	-rw-r--r--	2024-04-17 12:54
copy.py	8.79 KB	-rw-r--r--	2024-04-17 12:54
copyreg.py	6.67 KB	-rw-r--r--	2024-04-17 12:54
crypt.py	1.83 KB	-rw-r--r--	2024-04-17 12:54
csv.py	15.81 KB	-rw-r--r--	2024-04-17 12:54
datetime.py	74.03 KB	-rw-r--r--	2024-04-17 12:54
decimal.py	223.33 KB	-rw-r--r--	2024-04-17 12:54
difflib.py	79.77 KB	-rw-r--r--	2024-04-17 12:54
dis.py	16.76 KB	-rw-r--r--	2024-04-17 12:54
doctest.py	102.04 KB	-rw-r--r--	2024-04-17 12:54
dummy_threading.py	2.75 KB	-rw-r--r--	2024-04-17 12:54
enum.py	21.03 KB	-rw-r--r--	2024-04-17 12:54
filecmp.py	9.6 KB	-rw-r--r--	2024-04-17 12:54
fileinput.py	14.52 KB	-rw-r--r--	2024-04-17 12:54
fnmatch.py	3.09 KB	-rw-r--r--	2024-04-17 12:54
formatter.py	14.82 KB	-rw-r--r--	2024-04-17 12:54
fractions.py	22.66 KB	-rw-r--r--	2024-04-17 12:54
ftplib.py	37.63 KB	-rw-r--r--	2024-04-17 12:54
functools.py	27.84 KB	-rw-r--r--	2024-04-17 12:54
genericpath.py	3.79 KB	-rw-r--r--	2024-04-17 12:54
getopt.py	7.31 KB	-rw-r--r--	2024-04-17 12:54
getpass.py	5.93 KB	-rw-r--r--	2024-04-17 12:54
gettext.py	20.28 KB	-rw-r--r--	2024-04-17 12:54
glob.py	3.38 KB	-rw-r--r--	2024-04-17 12:54
gzip.py	23.74 KB	-rw-r--r--	2024-04-17 12:54
hashlib.py	9.62 KB	-rw-r--r--	2024-04-17 12:54
heapq.py	17.58 KB	-rw-r--r--	2024-04-17 12:54
hmac.py	4.94 KB	-rw-r--r--	2024-04-17 12:54
imaplib.py	49.09 KB	-rw-r--r--	2024-04-17 12:54
imghdr.py	3.45 KB	-rw-r--r--	2024-04-17 12:54
imp.py	9.75 KB	-rw-r--r--	2024-04-17 12:54
inspect.py	102.19 KB	-rw-r--r--	2024-04-17 12:54
io.py	3.32 KB	-rw-r--r--	2024-04-17 12:54
ipaddress.py	69.92 KB	-rw-r--r--	2024-04-17 12:54
keyword.py	2.17 KB	-rwxr-xr-x	2024-04-17 12:54
linecache.py	3.86 KB	-rw-r--r--	2024-04-17 12:54
locale.py	72.78 KB	-rw-r--r--	2024-04-17 12:54
lzma.py	18.92 KB	-rw-r--r--	2024-04-17 12:54
macpath.py	5.49 KB	-rw-r--r--	2024-04-17 12:54
macurl2path.py	2.67 KB	-rw-r--r--	2024-04-17 12:54
mailbox.py	76.54 KB	-rw-r--r--	2024-04-17 12:54
mailcap.py	7.26 KB	-rw-r--r--	2024-04-17 12:54
mimetypes.py	20.29 KB	-rw-r--r--	2024-04-17 12:54
modulefinder.py	22.87 KB	-rw-r--r--	2024-04-17 12:54
netrc.py	5.61 KB	-rw-r--r--	2024-04-17 12:54
nntplib.py	42.07 KB	-rw-r--r--	2024-04-17 12:54
ntpath.py	20 KB	-rw-r--r--	2024-04-17 12:54
nturl2path.py	2.39 KB	-rw-r--r--	2024-04-17 12:54
numbers.py	10 KB	-rw-r--r--	2024-04-17 12:54
opcode.py	5.31 KB	-rw-r--r--	2024-04-17 12:54
operator.py	8.98 KB	-rw-r--r--	2024-04-17 12:54
optparse.py	58.93 KB	-rw-r--r--	2024-04-17 12:54
os.py	33.09 KB	-rw-r--r--	2024-04-17 12:54
pathlib.py	41.47 KB	-rw-r--r--	2024-04-17 12:54
pdb.py	59.56 KB	-rwxr-xr-x	2024-04-17 12:54
pickle.py	54.68 KB	-rw-r--r--	2024-04-17 12:54
pickletools.py	89.61 KB	-rw-r--r--	2024-04-17 12:54
pipes.py	8.71 KB	-rw-r--r--	2024-04-17 12:54
pkgutil.py	20.72 KB	-rw-r--r--	2024-04-17 12:54
platform.py	45.67 KB	-rwxr-xr-x	2024-04-17 12:54
plistlib.py	31.05 KB	-rw-r--r--	2024-04-17 12:54
poplib.py	13.98 KB	-rw-r--r--	2024-04-17 12:54
posixpath.py	13.13 KB	-rw-r--r--	2024-04-17 12:54
pprint.py	14.57 KB	-rw-r--r--	2024-04-17 12:54
profile.py	21.52 KB	-rwxr-xr-x	2024-04-17 12:54
pstats.py	25.7 KB	-rw-r--r--	2024-04-17 12:54
pty.py	4.65 KB	-rw-r--r--	2024-04-17 12:54
py_compile.py	6.94 KB	-rw-r--r--	2024-04-17 12:54
pyclbr.py	13.2 KB	-rw-r--r--	2024-04-17 12:54
pydoc.py	100.6 KB	-rwxr-xr-x	2024-04-17 12:54
queue.py	8.63 KB	-rw-r--r--	2024-04-17 12:54
quopri.py	7.09 KB	-rwxr-xr-x	2024-04-17 12:54
random.py	25.47 KB	-rw-r--r--	2024-04-17 12:54
re.py	15.24 KB	-rw-r--r--	2024-04-17 12:54
reprlib.py	4.99 KB	-rw-r--r--	2024-04-17 12:54
rlcompleter.py	5.93 KB	-rw-r--r--	2024-04-17 12:54
runpy.py	10.56 KB	-rw-r--r--	2024-04-17 12:54
sched.py	6.21 KB	-rw-r--r--	2024-04-17 12:54
selectors.py	16.7 KB	-rw-r--r--	2024-04-17 12:54
shelve.py	8.33 KB	-rw-r--r--	2024-04-17 12:54
shlex.py	11.28 KB	-rw-r--r--	2024-04-17 12:54
shutil.py	38.97 KB	-rw-r--r--	2024-04-17 12:54
site.py	21.05 KB	-rw-r--r--	2024-04-17 12:54
smtpd.py	29.29 KB	-rwxr-xr-x	2024-04-17 12:54
smtplib.py	38.06 KB	-rwxr-xr-x	2024-04-17 12:54
sndhdr.py	6.11 KB	-rw-r--r--	2024-04-17 12:54
socket.py	18.62 KB	-rw-r--r--	2024-04-17 12:54
socketserver.py	23.8 KB	-rw-r--r--	2024-04-17 12:54
sre_compile.py	19.44 KB	-rw-r--r--	2024-04-17 12:54
sre_constants.py	7.1 KB	-rw-r--r--	2024-04-17 12:54
sre_parse.py	30.69 KB	-rw-r--r--	2024-04-17 12:54
ssl.py	33.85 KB	-rw-r--r--	2024-04-17 12:54
stat.py	4.3 KB	-rw-r--r--	2024-04-17 12:54
statistics.py	19.1 KB	-rw-r--r--	2024-04-17 12:54
string.py	11.18 KB	-rw-r--r--	2024-04-17 12:54
stringprep.py	12.61 KB	-rw-r--r--	2024-04-17 12:54
struct.py	257 B	-rw-r--r--	2024-04-17 12:54
subprocess.py	63.04 KB	-rw-r--r--	2024-04-17 12:54
sunau.py	17.67 KB	-rw-r--r--	2024-04-17 12:54
symbol.py	2 KB	-rwxr-xr-x	2024-04-17 12:54
symtable.py	7.23 KB	-rw-r--r--	2024-04-17 12:54
sysconfig.py	24.05 KB	-rw-r--r--	2024-04-17 12:54
tabnanny.py	11.14 KB	-rwxr-xr-x	2024-04-17 12:54
tarfile.py	89.41 KB	-rwxr-xr-x	2024-04-17 12:54
telnetlib.py	22.53 KB	-rw-r--r--	2024-04-17 12:54
tempfile.py	22 KB	-rw-r--r--	2024-04-17 12:54
textwrap.py	18.83 KB	-rw-r--r--	2024-04-17 12:54
this.py	1003 B	-rw-r--r--	2024-04-17 12:54
threading.py	47.66 KB	-rw-r--r--	2024-04-17 12:54
timeit.py	11.69 KB	-rwxr-xr-x	2024-04-17 12:54
token.py	2.96 KB	-rw-r--r--	2024-04-17 12:54
tokenize.py	25 KB	-rw-r--r--	2024-04-17 12:54
trace.py	30.75 KB	-rwxr-xr-x	2024-04-17 12:54
traceback.py	10.91 KB	-rw-r--r--	2024-04-17 12:54
tracemalloc.py	15.28 KB	-rw-r--r--	2024-04-17 12:54
tty.py	879 B	-rw-r--r--	2024-04-17 12:54
types.py	5.28 KB	-rw-r--r--	2024-04-17 12:54
uu.py	6.61 KB	-rwxr-xr-x	2024-04-17 12:54
uuid.py	23.17 KB	-rw-r--r--	2024-04-17 12:54
warnings.py	13.97 KB	-rw-r--r--	2024-04-17 12:54
wave.py	17.27 KB	-rw-r--r--	2024-04-17 12:54
weakref.py	18.93 KB	-rw-r--r--	2024-04-17 12:54
webbrowser.py	20.93 KB	-rwxr-xr-x	2024-04-17 12:54
xdrlib.py	5.77 KB	-rw-r--r--	2024-04-17 12:54
zipfile.py	66.94 KB	-rw-r--r--	2024-04-17 12:54

Rename

"""Pseudo terminal utilities."""

# Bugs: No signal handling.  Doesn't set slave termios and window size.
#       Only tested on Linux.
# See:  W. Richard Stevens. 1992.  Advanced Programming in the
#       UNIX Environment.  Chapter 19.
# Author: Steen Lumholt -- with additions by Guido.

from select import select
import os
import tty

__all__ = ["openpty","fork","spawn"]

STDIN_FILENO = 0
STDOUT_FILENO = 1
STDERR_FILENO = 2

CHILD = 0

def openpty():
    """openpty() -> (master_fd, slave_fd)
    Open a pty master/slave pair, using os.openpty() if possible."""

try:
        return os.openpty()
    except (AttributeError, OSError):
        pass
    master_fd, slave_name = _open_terminal()
    slave_fd = slave_open(slave_name)
    return master_fd, slave_fd

def master_open():
    """master_open() -> (master_fd, slave_name)
    Open a pty master and return the fd, and the filename of the slave end.
    Deprecated, use openpty() instead."""

try:
        master_fd, slave_fd = os.openpty()
    except (AttributeError, OSError):
        pass
    else:
        slave_name = os.ttyname(slave_fd)
        os.close(slave_fd)
        return master_fd, slave_name

return _open_terminal()

def _open_terminal():
    """Open pty master and return (master_fd, tty_name)."""
    for x in 'pqrstuvwxyzPQRST':
        for y in '0123456789abcdef':
            pty_name = '/dev/pty' + x + y
            try:
                fd = os.open(pty_name, os.O_RDWR)
            except OSError:
                continue
            return (fd, '/dev/tty' + x + y)
    raise OSError('out of pty devices')

def slave_open(tty_name):
    """slave_open(tty_name) -> slave_fd
    Open the pty slave and acquire the controlling terminal, returning
    opened filedescriptor.
    Deprecated, use openpty() instead."""

result = os.open(tty_name, os.O_RDWR)
    try:
        from fcntl import ioctl, I_PUSH
    except ImportError:
        return result
    try:
        ioctl(result, I_PUSH, "ptem")
        ioctl(result, I_PUSH, "ldterm")
    except OSError:
        pass
    return result

def fork():
    """fork() -> (pid, master_fd)
    Fork and make the child a session leader with a controlling terminal."""

try:
        pid, fd = os.forkpty()
    except (AttributeError, OSError):
        pass
    else:
        if pid == CHILD:
            try:
                os.setsid()
            except OSError:
                # os.forkpty() already set us session leader
                pass
        return pid, fd

master_fd, slave_fd = openpty()
    pid = os.fork()
    if pid == CHILD:
        # Establish a new session.
        os.setsid()
        os.close(master_fd)

# Slave becomes stdin/stdout/stderr of child.
        os.dup2(slave_fd, STDIN_FILENO)
        os.dup2(slave_fd, STDOUT_FILENO)
        os.dup2(slave_fd, STDERR_FILENO)
        if (slave_fd > STDERR_FILENO):
            os.close (slave_fd)

# Explicitly open the tty to make it become a controlling tty.
        tmp_fd = os.open(os.ttyname(STDOUT_FILENO), os.O_RDWR)
        os.close(tmp_fd)
    else:
        os.close(slave_fd)

# Parent and child process.
    return pid, master_fd

def _writen(fd, data):
    """Write all the data to a descriptor."""
    while data:
        n = os.write(fd, data)
        data = data[n:]

def _read(fd):
    """Default read function."""
    return os.read(fd, 1024)

def _copy(master_fd, master_read=_read, stdin_read=_read):
    """Parent copy loop.
    Copies
            pty master -> standard output   (master_read)
            standard input -> pty master    (stdin_read)"""
    fds = [master_fd, STDIN_FILENO]
    while True:
        rfds, wfds, xfds = select(fds, [], [])
        if master_fd in rfds:
            data = master_read(master_fd)
            if not data:  # Reached EOF.
                fds.remove(master_fd)
            else:
                os.write(STDOUT_FILENO, data)
        if STDIN_FILENO in rfds:
            data = stdin_read(STDIN_FILENO)
            if not data:
                fds.remove(STDIN_FILENO)
            else:
                _writen(master_fd, data)

def spawn(argv, master_read=_read, stdin_read=_read):
    """Create a spawned process."""
    if type(argv) == type(''):
        argv = (argv,)
    pid, master_fd = fork()
    if pid == CHILD:
        os.execlp(argv[0], *argv)
    try:
        mode = tty.tcgetattr(STDIN_FILENO)
        tty.setraw(STDIN_FILENO)
        restore = 1
    except tty.error:    # This is the same as termios.error
        restore = 0
    try:
        _copy(master_fd, master_read, stdin_read)
    except OSError:
        if restore:
            tty.tcsetattr(STDIN_FILENO, tty.TCSAFLUSH, mode)

os.close(master_fd)
    return os.waitpid(pid, 0)[1]