aboutsummaryrefslogtreecommitdiffstats
path: root/build_scripts/wheel_override.py
blob: 3a5c8164b658224ba318b8b7eb9507f3a03b72a8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of Qt for Python.
##
## $QT_BEGIN_LICENSE:LGPL$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 3 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL3 included in the
## packaging of this file. Please review the following information to
## ensure the GNU Lesser General Public License version 3 requirements
## will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 2.0 or (at your option) the GNU General
## Public license version 3 or any later version approved by the KDE Free
## Qt Foundation. The licenses are as published by the Free Software
## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-2.0.html and
## https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################


wheel_module_exists = False

try:
    import os, sys

    from distutils import log as logger
    from wheel import pep425tags
    from wheel.bdist_wheel import bdist_wheel as _bdist_wheel
    from wheel.bdist_wheel import safer_name as _safer_name
    from wheel.pep425tags import get_abbr_impl, get_impl_ver, get_abi_tag
    from wheel.pep425tags import get_platform as wheel_get_platform
    from email.generator import Generator
    from wheel import __version__ as wheel_version

    from .options import *

    wheel_module_exists = True
except Exception as e:
    _bdist_wheel, wheel_version = type, ''  # dummy to make class statement happy
    print('***** Exception while trying to prepare bdist_wheel override class: {}. '
          'Skipping wheel overriding.'.format(e))

def get_bdist_wheel_override(params):
    if wheel_module_exists:
        class PysideBuildWheelDecorated(PysideBuildWheel):
            def __init__(self, *args, **kwargs):
                self.params = params
                PysideBuildWheel.__init__(self, *args, **kwargs)
        return PysideBuildWheelDecorated
    else:
        return None

class PysideBuildWheel(_bdist_wheel):
    def __init__(self, *args, **kwargs):
        self.pyside_params = None
        _bdist_wheel.__init__(self, *args, **kwargs)

    def finalize_options(self):
        if sys.platform == 'darwin':
            # Override the platform name to contain the correct
            # minimum deployment target.
            # This is used in the final wheel name.
            self.plat_name = self.params['macos_plat_name']

        # When limited API is requested, notify bdist_wheel to
        # create a properly named package.
        limited_api_enabled = OPTION_LIMITED_API and sys.version_info[0] >= 3
        if limited_api_enabled:
            self.py_limited_api = "cp35.cp36.cp37"

        _bdist_wheel.finalize_options(self)

    @property
    def wheel_dist_name(self):
        # Slightly modified version of wheel's wheel_dist_name
        # method, to add the Qt version as well.
        # Example:
        #   PySide2-5.6-5.6.4-cp27-cp27m-macosx_10_10_intel.whl
        # The PySide2 version is "5.6".
        # The Qt version built against is "5.6.4".
        qt_version = self.params['qt_version']
        package_version = self.params['package_version']
        wheel_version = "{}-{}".format(package_version, qt_version)
        components = (_safer_name(self.distribution.get_name()),
            wheel_version)
        if self.build_number:
            components += (self.build_number,)
        return '-'.join(components)

    # Copy of get_tag from bdist_wheel.py, to allow setting a
    # multi-python impl tag, by removing an assert. Otherwise we
    # would have to rename wheels manually for limited api
    # packages. Also we set "none" abi tag on Windows, because
    # pip does not yet support "abi3" tag, leading to
    # installation failure when tried.
    def get_tag(self):
        # bdist sets self.plat_name if unset, we should only use it for purepy
        # wheels if the user supplied it.
        if self.plat_name_supplied:
            plat_name = self.plat_name
        elif self.root_is_pure:
            plat_name = 'any'
        else:
            plat_name = self.plat_name or wheel_get_platform()
            if plat_name in ('linux-x86_64', 'linux_x86_64') and sys.maxsize == 2147483647:
                plat_name = 'linux_i686'

            # To allow uploading to pypi, we need the wheel name
            # to contain 'manylinux1'.
            # The wheel which will be uploaded to pypi will be
            # built on RHEL7, so it doesn't completely qualify for
            # manylinux1 support, but it's the minimum requirement
            # for building Qt. We only enable this for x64 limited
            # api builds (which are the only ones uploaded to
            # pypi).
            # TODO: Add actual distro detection, instead of
            # relying on limited_api option.
            if plat_name in ('linux-x86_64', 'linux_x86_64') and sys.maxsize > 2147483647 \
                         and (self.py_limited_api or sys.version_info[0] == 2):
                plat_name = 'manylinux1_x86_64'
        plat_name = plat_name.replace('-', '_').replace('.', '_')

        if self.root_is_pure:
            if self.universal:
                impl = 'py2.py3'
            else:
                impl = self.python_tag
            tag = (impl, 'none', plat_name)
        else:
            impl_name = get_abbr_impl()
            impl_ver = get_impl_ver()
            impl = impl_name + impl_ver
            # We don't work on CPython 3.1, 3.0.
            if self.py_limited_api and (impl_name + impl_ver).startswith('cp3'):
                impl = self.py_limited_api
                abi_tag = "abi3" if sys.platform != "win32" else "none"
            else:
                abi_tag = str(get_abi_tag()).lower()
            tag = (impl, abi_tag, plat_name)
            supported_tags = pep425tags.get_supported(
                supplied_platform=plat_name if self.plat_name_supplied else None)
            # XXX switch to this alternate implementation for non-pure:
            if (self.py_limited_api) or (plat_name in ('manylinux1_x86_64') and sys.version_info[0] == 2):
                return tag
            assert tag == supported_tags[0], "%s != %s" % (tag, supported_tags[0])
            assert tag in supported_tags, (
                          "would build wheel with unsupported tag {}".format(tag))
        return tag

    # Copy of get_tag from bdist_wheel.py, to write a triplet Tag
    # only once for the limited_api case.
    def write_wheelfile(self, wheelfile_base, generator='bdist_wheel (' + wheel_version + ')'):
        from email.message import Message
        msg = Message()
        msg['Wheel-Version'] = '1.0'  # of the spec
        msg['Generator'] = generator
        msg['Root-Is-Purelib'] = str(self.root_is_pure).lower()
        if self.build_number is not None:
            msg['Build'] = self.build_number

        # Doesn't work for bdist_wininst
        impl_tag, abi_tag, plat_tag = self.get_tag()
        # To enable pypi upload we are adjusting the wheel name
        pypi_ready = (OPTION_LIMITED_API and sys.version_info[0] >= 3) or (sys.version_info[0] == 2)

        def writeTag(impl):
            for abi in abi_tag.split('.'):
                for plat in plat_tag.split('.'):
                    msg['Tag'] = '-'.join((impl, abi, plat))
        if pypi_ready:
            writeTag(impl_tag)
        else:
            for impl in impl_tag.split('.'):
                writeTag(impl)

        wheelfile_path = os.path.join(wheelfile_base, 'WHEEL')
        logger.info('creating %s', wheelfile_path)
        with open(wheelfile_path, 'w') as f:
            Generator(f, maxheaderlen=0).flatten(msg)


if not wheel_module_exists:
    del PysideBuildWheel