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Diffstat (limited to 'bzrlib/_static_tuple_c.pxd')
-rw-r--r-- | bzrlib/_static_tuple_c.pxd | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/bzrlib/_static_tuple_c.pxd b/bzrlib/_static_tuple_c.pxd new file mode 100644 index 0000000..a0d219b --- /dev/null +++ b/bzrlib/_static_tuple_c.pxd @@ -0,0 +1,46 @@ +# Copyright (C) 2009, 2010 Canonical Ltd +# +# This program 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. +# +# This program 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 this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + +"""The interface definition file for the StaticTuple class.""" + + +cdef extern from "Python.h": + ctypedef int Py_ssize_t # Required for older pyrex versions + ctypedef struct PyObject: + pass + +cdef extern from "_static_tuple_c.h": + ctypedef class bzrlib._static_tuple_c.StaticTuple [object StaticTuple]: + cdef unsigned char size + cdef unsigned char flags + cdef PyObject *items[0] + + # Must be called before using any of the C api, as it sets the function + # pointers in memory. + int import_static_tuple_c() except -1 + StaticTuple StaticTuple_New(Py_ssize_t) + StaticTuple StaticTuple_Intern(StaticTuple) + StaticTuple StaticTuple_FromSequence(object) + + # Steals a reference and val must be a valid type, no checking is done + void StaticTuple_SET_ITEM(StaticTuple key, Py_ssize_t offset, object val) + # We would normally use PyObject * here. However it seems that cython/pyrex + # treat the PyObject defined in this header as something different than one + # defined in a .pyx file. And since we don't INCREF, we need a raw pointer, + # not an 'object' return value. + void *StaticTuple_GET_ITEM(StaticTuple key, Py_ssize_t offset) + int StaticTuple_CheckExact(object) + Py_ssize_t StaticTuple_GET_SIZE(StaticTuple key) |