# encoding=UTF-8

# Copyright © 2014-2018 Jakub Wilk <jwilk@jwilk.net>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the “Software”), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

'''
*python-afl* is an experimental module that enables
`American Fuzzy Lop`_ fork server and instrumentation for pure-Python code.

.. _American Fuzzy Lop: http://lcamtuf.coredump.cx/afl/
'''

import glob
import io
import os
import sys

import distutils.core
import distutils.version
from distutils.command.sdist import sdist as distutils_sdist

try:
    from wheel.bdist_wheel import bdist_wheel
except ImportError:
    bdist_wheel = None

try:
    import distutils644
except ImportError:
    pass
else:
    distutils644.install()

b = b''  # Python >= 2.6 is required

def get_version():
    with io.open('doc/changelog', encoding='UTF-8') as file:
        line = file.readline()
    return line.split()[1].strip('()')

classifiers = '''
Development Status :: 3 - Alpha
Intended Audience :: Developers
License :: OSI Approved :: MIT License
Operating System :: POSIX
Programming Language :: Cython
Programming Language :: Python :: 2
Programming Language :: Python :: 3
Topic :: Software Development :: Quality Assurance
Topic :: Software Development :: Testing
'''.strip().splitlines()

meta = dict(
    name='python-afl',
    version=get_version(),
    license='MIT',
    description='American Fuzzy Lop fork server and instrumentation for pure-Python code',
    long_description=__doc__.strip(),
    classifiers=classifiers,
    url='http://jwilk.net/software/python-afl',
    author='Jakub Wilk',
    author_email='jwilk@jwilk.net',
)

min_cython_version = '0.19'
try:
    import Cython
except ImportError:
    # This shouldn't happen with pip >= 10, thanks to PEP-518 support.
    # For older versions, we use this hack to trick it into installing Cython:
    if 'setuptools' in sys.modules and sys.argv[1] == 'egg_info':
        distutils.core.setup(
            install_requires=['Cython>={v}'.format(v=min_cython_version)],
            # Conceptually, “setup_requires” would make more sense than
            # “install_requires”, but the former is not supported by pip.
            **meta
        )
        sys.exit(0)
    raise RuntimeError('Cython >= {v} is required'.format(v=min_cython_version))

try:
    cython_version = Cython.__version__
except AttributeError:
    # Cython prior to 0.14 didn't have __version__.
    # Oh well. We don't support such old versions anyway.
    cython_version = '0'
cython_version = distutils.version.LooseVersion(cython_version)
if cython_version < min_cython_version:
    raise RuntimeError('Cython >= {v} is required'.format(v=min_cython_version))

import Cython.Build  # pylint: disable=wrong-import-position

class cmd_sdist(distutils_sdist):

    def maybe_move_file(self, base_dir, src, dst):
        src = os.path.join(base_dir, src)
        dst = os.path.join(base_dir, dst)
        if os.path.exists(src):
            self.move_file(src, dst)

    def make_release_tree(self, base_dir, files):
        distutils_sdist.make_release_tree(self, base_dir, files)
        self.maybe_move_file(base_dir, 'LICENSE', 'doc/LICENSE')

def d(**kwargs):
    return dict(
        (k, v) for k, v in kwargs.items()
        if v is not None
    )

distutils.core.setup(
    ext_modules=Cython.Build.cythonize('afl.pyx'),
    scripts=glob.glob('py-afl-*'),
    cmdclass=d(
        bdist_wheel=bdist_wheel,
        sdist=cmd_sdist,
    ),
    **meta
)

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