106 lines
2.9 KiB
Python
106 lines
2.9 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright 2010-2014 The pygit2 contributors
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#
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License, version 2,
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# as published by the Free Software Foundation.
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#
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# In addition to the permissions in the GNU General Public License,
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# the authors give you unlimited permission to link the compiled
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# version of this file into combinations with other programs,
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# and to distribute those combinations without any restriction
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# coming from the use of this file. (The General Public License
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# restrictions do apply in other respects; for example, they cover
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# modification of the file, and distribution when not linked into
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# a combined executable.)
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#
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# This file is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING. If not, write to
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# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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# Boston, MA 02110-1301, USA.
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"""
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This is an special module, it provides stuff used by setup.py and by
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pygit2 at run-time.
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"""
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# Import from the Standard Library
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from binascii import crc32
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import codecs
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import os
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from os import getenv
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from os.path import abspath, dirname
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import sys
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#
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# The version number of pygit2
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#
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__version__ = '0.23.1'
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#
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# Utility functions to get the paths required for bulding extensions
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#
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def _get_libgit2_path():
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# LIBGIT2 environment variable takes precedence
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libgit2_path = getenv("LIBGIT2")
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if libgit2_path is not None:
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return libgit2_path
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# Default
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if os.name == 'nt':
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return '%s\libgit2' % getenv("ProgramFiles")
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return '/usr/local'
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def get_libgit2_paths():
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libgit2_path = _get_libgit2_path()
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return (
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os.path.join(libgit2_path, 'bin'),
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os.path.join(libgit2_path, 'include'),
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getenv('LIBGIT2_LIB', os.path.join(libgit2_path, 'lib')),
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)
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import cffi
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ffi = cffi.FFI()
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# Load C definitions
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if getattr(sys, 'frozen', False):
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if hasattr(sys, '_MEIPASS'):
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dir_path = sys._MEIPASS
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else:
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dir_path = dirname(abspath(sys.executable))
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else:
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dir_path = dirname(abspath(__file__))
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decl_path = os.path.join(dir_path, 'decl.h')
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with codecs.open(decl_path, 'r', 'utf-8') as header:
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C_HEADER_SRC = header.read()
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libgit2_bin, libgit2_include, libgit2_lib = get_libgit2_paths()
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C_KEYWORDS = dict(libraries=['git2'],
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library_dirs=[libgit2_lib],
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include_dirs=[libgit2_include])
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# The modulename
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# Simplified version of what cffi does: remove kwargs and vengine
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preamble = "#include <git2.h>"
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if hasattr(ffi, 'set_source'):
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ffi.set_source("pygit2._libgit2", preamble, **C_KEYWORDS)
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ffi.cdef(C_HEADER_SRC)
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if __name__ == '__main__':
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ffi.compile()
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