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d „ Z d „ Z e e d „ Z e e d „ Z d S( s Pseudo terminal utilities.iÿÿÿÿ( t selectNt openptyt forkt spawni i i c C sM y t j ƒ SWn t t f k
r' n Xt ƒ \ } } t | ƒ } | | f S( sd openpty() -> (master_fd, slave_fd)
Open a pty master/slave pair, using os.openpty() if possible.( t osR t AttributeErrort OSErrort _open_terminalt
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slave_namet slave_fd( ( s /usr/lib/python2.7/pty.pyR s c C s] y t j ƒ \ } } Wn t t f k
r/ n' Xt j | ƒ } t j | ƒ | | f St ƒ S( s› 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.( R R R R t ttynamet closeR ( R R R
( ( s /usr/lib/python2.7/pty.pyt master_open! s
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sl Open pty master and return (master_fd, tty_name).
SGI and generic BSD version, for when openpty() fails.iÿÿÿÿNi¶ i t pqrstuvwxyzPQRSTt 0123456789abcdefs /dev/ptys /dev/ttys out of pty devices( t sgit ImportErrort _getptyR t O_RDWRt IOErrort errort open( R t tty_nameR t msgt xt yt pty_namet fd( ( s /usr/lib/python2.7/pty.pyR 1 s$
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r{ n X| S( s© slave_open(tty_name) -> slave_fd
Open the pty slave and acquire the controlling terminal, returning
opened filedescriptor.
Deprecated, use openpty() instead.iÿÿÿÿ( t ioctlt I_PUSHt ptemt ldterm( R R R t fcntlR R R R ( R t resultR R ( ( s /usr/lib/python2.7/pty.pyR H s
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t j | ƒ | | f S( sd fork() -> (pid, master_fd)
Fork and make the child a session leader with a controlling terminal.( R t forkptyR R t CHILDt setsidR R R
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STDERR_FILENOR R R ( t pidR R R t tmp_fd( ( s /usr/lib/python2.7/pty.pyR Z s0
c C s3 x, | d k r. t j | | ƒ } | | } q Wd S( s# Write all the data to a descriptor.t N( R t write( R t datat n( ( s /usr/lib/python2.7/pty.pyt _writen‚ s c C s t j | d ƒ S( s Default read function.i ( R t read( R ( ( s /usr/lib/python2.7/pty.pyt _readˆ s c C s· | t g } x¤ t r² t | g g ƒ \ } } } | | k rq | | ƒ } | s^ | j | ƒ qq t j t | ƒ n t | k r | t ƒ } | sŸ | j t ƒ q¯ t | | ƒ q q Wd S( s Parent copy loop.
Copies
pty master -> standard output (master_read)
standard input -> pty master (stdin_read)N( R( t TrueR t removeR R. R) R1 ( R t master_readt
stdin_readt fdst rfdst wfdst xfdsR/ ( ( s /usr/lib/python2.7/pty.pyt _copyŒ s c C s÷ t | ƒ t d ƒ k r$ | f } n t ƒ \ } } | t k rV t j | d | Œ n y& t j t ƒ } t j t ƒ d } Wn t j k
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t t j | ƒ qæ n Xt j | ƒ d S( s Create a spawned process.R- i i N( t typeR R% R t execlpt ttyt tcgetattrR( t setrawR R< R R t tcsetattrt TCSAFLUSHR
( t argvR6 R7 R+ R t modet restore( ( s /usr/lib/python2.7/pty.pyR ¡ s"
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