�
z fc @ s d Z d d l Z d d l Z d d l m Z y d d l m Z Wn! e k
re d d l m Z n Xd d g Z d d d � � YZ
e e d � Z
e d k re e j � d
k r� e
� Z n" e j d
Z e
e e � e � Z x, e j � Z e r
d e e � GHq� Pq� Wn d S(
s8 A lexical analyzer class for simple shell-like syntaxes.i����N( t deque( t StringIOt shlext splitc B sz e Z d Z d d e d � Z d � Z d d � Z d � Z d � Z d � Z
d � Z d d d � Z d � Z
d
� Z RS( s8 A lexical analyzer class for simple shell-like syntaxes.c C s< t | t � r t | � } n | d k r? | | _ | | _ n t j | _ d | _ | | _ | ro d | _ n d | _ d | _
d | _ | j r� | j d 7_ n d | _ t
| _ d | _ d | _ d | _ d | _ t � | _ d
| _ d | _ d | _ t � | _ d | _ | j r8d | j | j f GHn d S(
Nt t #t? abcdfeghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_s> �����������������������������������������������������������s
s '"s \t "t i i s shlex: reading from %s, line %d( t
isinstancet
basestringR t Nonet instreamt infilet syst stdint posixt eoft
commenterst wordcharst
whitespacet Falset whitespace_splitt quotest escapet
escapedquotest stateR t pushbackt linenot debugt tokent filestackt source( t selfR R
R ( ( s /usr/lib64/python2.7/shlex.pyt __init__ s< c C s5 | j d k r! d t | � GHn | j j | � d S( s: Push a token onto the stack popped by the get_token methodi s shlex: pushing token N( R t reprR t
appendleft( R! t tok( ( s /usr/lib64/python2.7/shlex.pyt
push_token; s c C s� t | t � r t | � } n | j j | j | j | j f � | | _ | | _ d | _ | j r� | d k r� d | j f GHq� d | j f GHn d S( s9 Push an input source onto the lexer's input source stack.i s shlex: pushing to file %ss shlex: pushing to stream %sN(
R R
R R R$ R
R R R R ( R! t newstreamt newfile( ( s /usr/lib64/python2.7/shlex.pyt push_sourceA s " c C s\ | j j � | j j � \ | _ | _ | _ | j rO d | j | j f GHn d | _ d S( s Pop the input source stack.s shlex: popping to %s, line %dR N( R t closeR t popleftR
R R R ( R! ( ( s /usr/lib64/python2.7/shlex.pyt
pop_sourceO s
! c C s/ | j r= | j j � } | j d k r9 d t | � GHn | S| j � } | j d k r� x\ | | j k r� | j | j � � } | r� | \ } } | j | | � n | j � } q[ Wn x9 | | j
k r� | j s� | j
S| j � | j � } q� W| j d k r+| | j
k r#d t | � GHq+d GHn | S( sB Get a token from the input stream (or from stack if it's nonempty)i s shlex: popping token s
shlex: token=s shlex: token=EOFN(
R R+ R R# t
read_tokenR R t
sourcehookR) t get_tokenR R R, ( R! R% t rawt specR( R' ( ( s /usr/lib64/python2.7/shlex.pyR/ X s.
c C s} t } d } xt r| j j d � } | d k rF | j d | _ n | j d k rx d Gt | j � Gd Gt | � GHn | j d k r� d | _ Pq | j d k r�| s� d | _ Pq| | j
k r� | j d k r� d GHn | j s� | j r | r Pq�q q| | j k r-| j j
� | j d | _ q| j rW| | j k rWd
} | | _ q| | j k r{| | _ d
| _ q| | j k r�| j s�| | _ n | | _ q| j r�| | _ d
| _ q| | _ | j s�| j r | r Pqq q | j | j k r�t } | s5| j d k r)d GHn t d � n | | j k rv| j sj| j | | _ d | _ Pq�d
| _ q| j r�| | j k r�| j | j k r�| j } | | _ q| j | | _ q | j | j k r_| s| j d k r�d
GHn t d � n | | j k rC| | j k rC| | k rC| j | j | _ n | j | | _ | | _ q | j d
k r | s�d | _ Pq| | j
k r�| j d k r�d GHn d | _ | j s�| j r | r Pq q q| | j k r5| j j
� | j d | _ | j r d | _ | j s(| j r | r Pq2q q q| j rY| | j k rY| | _ q| j r�| | j k r�d
} | | _ q| | j k s�| | j k s�| j r�| j | | _ q| j j | � | j d k r�d GHn d | _ | j s| j r | r Pqq q q W| j } d | _ | j rJ| rJ| d k rJd } n | j d k ry| rqd t | � GHqyd GHn | S( NR i s
i s shlex: in states I see character:R i s+ shlex: I see whitespace in whitespace statet as shlex: I see EOF in quotes states No closing quotations shlex: I see EOF in escape states No escaped characters% shlex: I see whitespace in word states& shlex: I see punctuation in word states shlex: raw token=s shlex: raw token=EOF( R t TrueR t readR R R# R R R R R R t readlineR R R R t
ValueErrorR R R$ ( R! t quotedt escapedstatet nextchart result( ( s /usr/lib64/python2.7/shlex.pyR- x s�
c C s | d d k r | d d !} n t | j t � rl t j j | � rl t j j t j j | j � | � } n | t | d � f S( s( Hook called on a filename to be sourced.i R i i����t r( R R
R
t ost patht isabst joint dirnamet open( R! R( ( ( s /usr/lib64/python2.7/shlex.pyR. � s
%'c C s> | d k r | j } n | d k r0 | j } n d | | f S( s< Emit a C-compiler-like, Emacs-friendly error-message leader.s "%s", line %d: N( R R
R ( R! R
R ( ( s /usr/lib64/python2.7/shlex.pyt error_leader s
c C s | S( N( ( R! ( ( s /usr/lib64/python2.7/shlex.pyt __iter__ s c C s( | j � } | | j k r$ t � n | S( N( R/ R t
StopIteration( R! R ( ( s /usr/lib64/python2.7/shlex.pyt next s N( t __name__t
__module__t __doc__R R R" R& R) R, R/ R- R. RB RC RE ( ( ( s /usr/lib64/python2.7/shlex.pyR s $ � c C s7 t | d | �} t | _ | s- d | _ n t | � S( NR R ( R R3 R R t list( t st commentsR t lex( ( s /usr/lib64/python2.7/shlex.pyR s
t __main__i s Token: ( ( RH t os.pathR< R t collectionsR t cStringIOR t ImportErrort __all__R R R3 R RF t lent argvt lexert fileRA R/ t ttR# ( ( ( s /usr/lib64/python2.7/shlex.pyt <module> s(
�
Mini Shell