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//usr/lib/python2.4/pty.pyo
mς =5Dc @ s d Z d k l Z d k Z d k Z d d d g Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z e e d Z e e d Z d S( s Pseudo terminal utilities.( s selectNt openptyt forkt spawni i i c C sO y t i SWn t t f j o n Xt \ } } t | } | | f S( sd openpty() -> (master_fd, slave_fd) Open a pty master/slave pair, using os.openpty() if possible.N( t osR t AttributeErrort OSErrort _open_terminalt master_fdt slave_namet slave_opent slave_fd( R R R ( ( t /usr/lib/python2.4/pty.pyR s c C s_ y t i \ } } Wn t t f j o n( Xt i | } t i | | | f St 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.N( R R R R R R t ttynameR t closeR ( R R R ( ( R t master_open! s c C sϊ y d k } Wn t j o nR Xy" | i t i d d \ } } Wn! t j o } t i | n X| | f Sxt d D]l } xc d D][ } d | | } y t i | t i } Wn t i j o q n X| d | | f Sq Wqz Wt i d d S( sl Open pty master and return (master_fd, tty_name). SGI and generic BSD version, for when openpty() fails.NiΆ i t pqrstuvwxyzPQRSTt 0123456789abcdefs /dev/ptys /dev/ttys out of pty devices( t sgit ImportErrort _getptyR t O_RDWRt tty_nameR t IOErrort msgt errort xt yt pty_namet opent fd( R R R R R R R R ( ( R R 1 s* " c C s t i | t i } y d k l } l } Wn t j o | Sn Xy$ | | | d | | | d Wn t j o 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.( s ioctls I_PUSHt ptemt ldtermN( R R R R t resultt fcntlt ioctlt I_PUSHR R ( R R" R R# ( ( R R H s c C s y t i \ } } Wn t t f j o nA X| t j o( y t i Wqg t j o qg Xn | | f St \ } } t i } | t j oi t i t i | t i | t t i | t t i | t | t j o t i | qn | | f S( sd fork() -> (pid, master_fd) Fork and make the child a session leader with a controlling terminal.N( R t forkptyt pidR R R t CHILDt setsidR R R R R t dup2t STDIN_FILENOt STDOUT_FILENOt STDERR_FILENO( R% R R R ( ( R R Z s, c C s5 x. | d j o t i | | } | | } q Wd S( s# Write all the data to a descriptor.t N( t dataR t writeR t n( R R- R/ ( ( R t _writen| s c C s t i | d S( s Default read function.i N( R t readR ( R ( ( R t _read s c C s x} t | t g g g \ } } } | | j o | | } t i t | n t | j o | t } t | | q q Wd S( s Parent copy loop. Copies pty master -> standard output (master_read) standard input -> pty master (stdin_read)i N( t selectR R) t rfdst wfdst xfdst master_readR- R R. R* t stdin_readR0 ( R R7 R8 R4 R5 R- R6 ( ( R t _copy s ! c C s t | t d j o | f } n t \ } } | t j o t i | d | n y& t i t } t i t d } Wn t i j o d } n Xy t | | | Wn: t t f j o( | o t i t t i | qπ n Xt i | d S( s Create a spawned process.R, i i N( t typet argvR R% R R& R t execlpt ttyt tcgetattrR) t modet setrawt restoreR R9 R7 R8 R R t tcsetattrt TCSAFLUSHR ( R; R7 R8 RA R% R? R ( ( R R s$ ( t __doc__R3 R R= t __all__R) R* R+ R& R R R R R R0 R2 R9 R ( R R R= R R* RE R R2 R R+ R9 R3 R R& R R0 R) ( ( R t ? s" "