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
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
|
#############################################################################
##
## 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.
##
## $QT_END_LICENSE$
##
#############################################################################
import os
import sys
import re
import subprocess
import tempfile
from pathlib import Path
_CMAKE_LISTS = """cmake_minimum_required(VERSION 3.18)
project(dummy LANGUAGES CXX)
find_package(Qt6 COMPONENTS Core)
get_target_property(darwin_target Qt6::Core QT_DARWIN_MIN_DEPLOYMENT_TARGET)
message(STATUS "mkspec_qt_darwin_min_deployment_target=${darwin_target}")
if(QT_FEATURE_debug_and_release)
message(STATUS "mkspec_build_type=debug_and_release")
elseif(QT_FEATURE_debug)
message(STATUS "mkspec_build_type=debug")
else()
message(STATUS "mkspec_build_type=release")
endif()
"""
class QtInfo(object):
_instance = None # singleton helpers
def __new__(cls): # __new__ always a classmethod
if not QtInfo._instance:
QtInfo._instance = QtInfo.__QtInfo()
return QtInfo._instance
def __getattr__(self, name):
return getattr(self._instance, name)
def __setattr__(self, name):
return setattr(self._instance, name)
class __QtInfo: # Python singleton
def __init__(self):
self._qtpaths_command = None
self._cmake_command = None
self._qmake_command = None
self._force_qmake = False
# Dict to cache qmake values.
self._query_dict = {}
def setup(self, qtpaths, cmake, qmake, force_qmake):
self._qtpaths_command = qtpaths
self._cmake_command = cmake
self._qmake_command = qmake
self._force_qmake = force_qmake
@property
def qmake_command(self):
return self._qmake_command
@property
def version(self):
return self.get_property("QT_VERSION")
@property
def bins_dir(self):
return self.get_property("QT_INSTALL_BINS")
@property
def libs_dir(self):
return self.get_property("QT_INSTALL_LIBS")
@property
def lib_execs_dir(self):
return self.get_property("QT_INSTALL_LIBEXECS")
@property
def plugins_dir(self):
return self.get_property("QT_INSTALL_PLUGINS")
@property
def prefix_dir(self):
return self.get_property("QT_INSTALL_PREFIX")
@property
def imports_dir(self):
return self.get_property("QT_INSTALL_IMPORTS")
@property
def translations_dir(self):
return self.get_property("QT_INSTALL_TRANSLATIONS")
@property
def headers_dir(self):
return self.get_property("QT_INSTALL_HEADERS")
@property
def docs_dir(self):
return self.get_property("QT_INSTALL_DOCS")
@property
def qml_dir(self):
return self.get_property("QT_INSTALL_QML")
@property
def macos_min_deployment_target(self):
""" Return value is a macOS version or None. """
return self.get_property("QMAKE_MACOSX_DEPLOYMENT_TARGET")
@property
def build_type(self):
"""
Return value is either debug, release, debug_release, or None.
"""
return self.get_property("BUILD_TYPE")
@property
def src_dir(self):
""" Return path to Qt src dir or None.. """
return self.get_property("QT_INSTALL_PREFIX/src")
def get_property(self, prop_name):
if not self._query_dict:
self._get_query_properties()
self._get_other_properties()
if prop_name not in self._query_dict:
return None
return self._query_dict[prop_name]
def _get_qtpaths_output(self, args_list=[], cwd=None):
assert self._qtpaths_command
cmd = [self._qtpaths_command]
cmd.extend(args_list)
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=False,
cwd=cwd, universal_newlines=True)
output, error = proc.communicate()
proc.wait()
if proc.returncode != 0:
raise RuntimeError(f"Could not run {self._qtpaths_command}: {error}")
return output
# FIXME PYSIDE7: Remove qmake handling
def _get_qmake_output(self, args_list=[], cwd=None):
assert self._qmake_command
cmd = [self._qmake_command]
cmd.extend(args_list)
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=False,
cwd=cwd)
output = proc.communicate()[0]
proc.wait()
if proc.returncode != 0:
return ""
output = str(output, "ascii").strip()
return output
def _parse_query_properties(self, process_output):
props = {}
if not process_output:
return props
lines = [s.strip() for s in process_output.splitlines()]
for line in lines:
if line and (":" in line):
key, value = line.split(":", 1)
props[key] = value
return props
def _get_query_properties(self):
if self._force_qmake:
output = self._get_qmake_output(["-query"])
else:
output = self._get_qtpaths_output(["--qt-query"])
self._query_dict = self._parse_query_properties(output)
def _get_other_properties(self):
# Get the src property separately, because it is not returned by
# qmake unless explicitly specified.
key = "QT_INSTALL_PREFIX/src"
if self._force_qmake:
result = self._get_qmake_output(["-query", key])
else:
result = self._get_qtpaths_output(["--qt-query", key])
self._query_dict[key] = result
# Get mkspecs variables and cache them.
# FIXME Python 3.9 self._query_dict |= other_dict
for key, value in self._get_cmake_mkspecs_variables().items():
self._query_dict[key] = value
@staticmethod
def _parse_cmake_mkspecs_variables(output):
# Helper for _get_cmake_mkspecs_variables(). Parse the output for
# anything prefixed '-- mkspec_' as created by the message() calls
# in _CMAKE_LISTS.
result = {}
pattern = re.compile(r"^-- mkspec_(.*)=(.*)$")
for line in output.splitlines():
found = pattern.search(line.strip())
if found:
key = found.group(1).strip()
value = found.group(2).strip()
# Get macOS minimum deployment target.
if key == 'qt_darwin_min_deployment_target':
result['QMAKE_MACOSX_DEPLOYMENT_TARGET'] = value
# Figure out how Qt was built
elif key == 'build_type':
result['BUILD_TYPE'] = value
return result
def _get_cmake_mkspecs_variables(self):
# Create an empty cmake project file in a temporary directory and
# parse the output to determine some mkspec values.
output = ''
error = ''
return_code = 0
with tempfile.TemporaryDirectory() as tempdir:
cmake_list_file = Path(tempdir) / 'CMakeLists.txt'
cmake_list_file.write_text(_CMAKE_LISTS)
cmd = [self._cmake_command, '-G', 'Ninja', '.']
qt_prefix = self.prefix_dir
cmd.extend([f'-DCMAKE_PREFIX_PATH={qt_prefix}'])
# FIXME Python 3.7: Use subprocess.run()
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=False,
cwd=tempdir, universal_newlines=True)
output, error = proc.communicate()
proc.wait()
return_code = proc.returncode
if return_code != 0:
raise RuntimeError(f"Could not determine cmake variables: {error}")
return QtInfo.__QtInfo._parse_cmake_mkspecs_variables(output)
|