-# -*-pyrex-*-
-#
-# $Id$
-#
-# Selecting line-buffers
-#
-# (c) 2005 Straylight/Edgeware
-#
+### -*-pyrex-*-
+###
+### Selecting line-buffers
+###
+### (c) 2005 Straylight/Edgeware
+###
-#----- Licensing notice -----------------------------------------------------
-#
-# This file is part of the Python interface to mLib.
-#
-# mLib/Python is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# mLib/Python is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with mLib/Python; if not, write to the Free Software Foundation,
-# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+###----- Licensing notice ---------------------------------------------------
+###
+### This file is part of the Python interface to mLib.
+###
+### mLib/Python is free software; you can redistribute it and/or modify
+### it under the terms of the GNU General Public License as published by
+### the Free Software Foundation; either version 2 of the License, or
+### (at your option) any later version.
+###
+### mLib/Python is distributed in the hope that it will be useful,
+### but WITHOUT ANY WARRANTY; without even the implied warranty of
+### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+### GNU General Public License for more details.
+###
+### You should have received a copy of the GNU General Public License
+### along with mLib/Python; if not, write to the Free Software Foundation,
+### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
cdef class SelLineBuffer:
+ """
+ SelLineBuffer(FILE, [lineproc = None], [eofproc = None])
+
+ Split an asynchronous stream into lines.
+ """
cdef selbuf b
cdef _line
cdef _eof
- def __new__(me, fd, lineproc = None, eofproc = None, *hunoz, **hukairz):
+ def __cinit__(me, fd, lineproc = None, eofproc = None, *hunoz, **hukairz):
selbuf_init(&me.b, &_sel, _getfd(fd), _selbfunc, <void *>me)
selbuf_disable(&me.b)
me._line = _checkcallable(lineproc, 'line proc')
def __dealloc__(me):
selbuf_destroy(&me.b)
property activep:
+ """SLB.activep -> BOOL: is the buffer still active?"""
def __get__(me):
return _tobool(me.b.b.f & LBUF_ENABLE)
property fd:
+ """SLB.fd -> INT: the file descriptor"""
def __get__(me):
return me.b.reader.fd
property delim:
+ """SLB.delim -> CHAR | LBUF_...: line-end delimiter"""
def __get__(me):
if me.b.b.delim == _LBUF_CRLF or me.b.b.delim == _LBUF_STRICTCRLF:
return me.b.b.delim
else:
me.b.b.delim = ord(d)
property size:
+ """SLB.size -> INT: buffer size limit"""
def __get__(me):
return me.b.b.sz
def __set__(me, sz):
raise TypeError, 'size must be positive'
selbuf_setsize(&me.b, sz)
property lineproc:
+ """SLB.lineproc -> FUNC: call FUNC(LINE) on each line"""
def __get__(me):
return me._line
def __set__(me, proc):
def __del__(me):
me._line = None
property eofproc:
+ """SLB.eofproc -> FUNC: call FUNC() at end-of-file"""
def __get__(me):
return me._eof
def __set__(me, proc):
def __del__(me):
me._eof = None
def enable(me):
+ """SLB.enable(): enable the buffer, allowing lines to be emitted"""
if me.b.b.f & LBUF_ENABLE:
raise ValueError, 'already enabled'
selbuf_enable(&me.b)
me.enabled()
return me
def disable(me):
+ """SLB.disable(): disable the buffer, suspending line emission"""
if not (me.b.b.f & LBUF_ENABLE):
raise ValueError, 'already disabled'
selbuf_disable(&me.b)
me.disabled()
return me
def enabled(me):
+ """SLB.enabled(): called when buffer is enabled"""
pass
def disabled(me):
+ """SLB.disabled(): called when buffer is disabled"""
pass
def line(me, line):
+ """SLB.line(LINE): called for each completed line"""
return _maybecall(me._line, (line,))
def eof(me):
+ """SLB.eof(): called at end-of-file"""
return _maybecall(me._eof, ())
cdef void _selbfunc(char *s, size_t n, void *arg):
else:
sb.line(PyString_FromStringAndSize(s, n))
-#----- That's all, folks ----------------------------------------------------
+###----- That's all, folks --------------------------------------------------