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qt5base-lts/conanfile.py
Iikka Eklund 83752fcd2b Conan: Rename 'extra_cmake_args' Conan option as 'cmake_args_qtbase' 
It turns out that we need to support two ways to pass cmake args as
Conan options. Those that are meant for qtbase only,
like "-DCMAKE_TOOLCHAIN_FILE={{.Env.ANDROID_NDK_ROOT}}", and those
that are meant for leaf modules only.

Rename the current 'extra_cmake_args' Conan recipe option as
'cmake_args_qtbase' to make it clear these cmake args are passed
to qtbase build only.

The leaf modules will be using 'cmake_args_leaf_module' as the
Conan option name.

Pick-to: 6.2
Change-Id: I456b8b07da5684f386cac668a5cd3e2509c733ac
Reviewed-by: Toni Saario <toni.saario@qt.io>
2021-08-30 05:51:36 +00:00

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#############################################################################
##
## Copyright (C) 2021 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the release tools of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## 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 General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## 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-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
from conans import ConanFile, tools, Options
from conans.errors import ConanInvalidConfiguration
import os
import re
import json
import subprocess
from functools import lru_cache
from pathlib import Path
from typing import Dict, List, Any, Optional
class QtConanError(Exception):
pass
class QtConfigureOption(object):
def __init__(self, name: str, type: str, values: List[Any], default: Any):
self.name = name
self.type = type
self.conan_option_name = self.convert_to_conan_option_name(name)
if type == "enum" and set(values) == {"yes", "no"}:
self._binary_option = True # matches to Conan option "yes"|"no"
values = []
self._prefix = "-"
self._value_delim = ""
elif "string" in type.lower() or type in ["enum", "cxxstd", "coverage", "sanitize"]:
# these options have a value, e.g.
# --zlib=qt (enum type)
# --c++std=c++17 (cxxstd type)
# --prefix=/foo
self._binary_option = False
self._prefix = "--"
self._value_delim = "="
# exception to the rule
if name == "qt-host-path":
self._prefix = "-"
self._value_delim = " "
else:
# e.g. -debug (void type)
self._binary_option = True
self._prefix = "-"
self._value_delim = ""
if not self._binary_option and not values:
self.possible_values = ["ANY"]
elif type == "addString":
# -make=libs -make=examples <-> -o make="libs;examples" i.e. the possible values
# can be randomly selected values in semicolon separated list -> "ANY"
self.possible_values = ["ANY"]
else:
self.possible_values = values
if self._binary_option and self.possible_values:
raise QtConanError(
f"A binary option: '{name}' can not contain values: " f"{self.possible_values}"
)
self.default = default
@property
def binary_option(self) -> bool:
return self._binary_option
@property
def incremental_option(self) -> bool:
return self.type == "addString"
@property
def prefix(self) -> str:
return self._prefix
@property
def value_delim(self) -> str:
return self._value_delim
def convert_to_conan_option_name(self, qt_configure_option: str) -> str:
# e.g. '-c++std' -> '-cxxstd' or '-cmake-generator' -> 'cmake_generator'
return qt_configure_option.lstrip("-").replace("-", "_").replace("+", "x")
def get_conan_option_values(self) -> Any:
# The 'None' is added as a possible value. For Conan this means it is not mandatory to pass
# this option for the build.
if self._binary_option:
return ["yes", "no", None]
if self.possible_values == ["ANY"]:
# For 'ANY' value it can not be a List type for Conan
return "ANY"
return self.possible_values + [None] # type: ignore
def get_default_conan_option_value(self) -> Any:
return self.default
class QtOptionParser:
def __init__(self) -> None:
self.options: List[QtConfigureOption] = []
self.load_configure_options()
self.extra_options: Dict[str, Any] = {"cmake_args_qtbase": "ANY"}
self.extra_options_default_values = {"cmake_args_qtbase": None}
def load_configure_options(self) -> None:
"""Read the configure options and features dynamically via configure(.bat).
There are two contexts where the ConanFile is initialized:
- 'conan export' i.e. when the conan package is being created from sources (.git)
- inside conan's cache when invoking: 'conan install, conan info, conan inspect, ..'
"""
print("QtOptionParser: load configure options ..")
recipe_folder = Path(__file__).parent.resolve()
configure_options = recipe_folder / "configure_options.json"
configure_features = recipe_folder / "configure_features.txt"
if not configure_options.exists() or not configure_features.exists():
# This is when the 'conan export' is called
script = Path("configure.bat") if tools.os_info.is_windows else Path("configure")
root_path = recipe_folder
configure = root_path.joinpath(script).resolve()
if not configure.exists():
root_path = root_path.joinpath("..").joinpath("export_source").resolve()
if root_path.exists():
configure = root_path.joinpath(script).resolve(strict=True)
else:
raise QtConanError(
f"Unable to locate 'configure(.bat)' "
f"from current context: {recipe_folder}"
)
self.write_configure_options(configure, output_file=configure_options)
self.write_configure_features(configure, output_file=configure_features)
opt = self.read_configure_options(configure_options)
self.set_configure_options(opt["options"])
features = self.read_configure_features(configure_features)
self.set_features(feature_name_prefix="feature-", features=features)
def write_configure_options(self, configure: Path, output_file: Path) -> None:
print(f"QtOptionParser: writing Qt configure options to: {output_file}")
cmd = [str(configure), "-write-options-for-conan", str(output_file)]
subprocess.run(cmd, check=True, timeout=60 * 2)
def read_configure_options(self, input_file: Path) -> Dict[str, Any]:
print(f"QtOptionParser: reading Qt configure options from: {input_file}")
with open(str(input_file)) as f:
return json.load(f)
def write_configure_features(self, configure: Path, output_file: Path) -> None:
print(f"QtOptionParser: writing Qt configure features to: {output_file}")
cmd = [str(configure), "-list-features"]
with open(output_file, "w") as f:
subprocess.run(
cmd,
encoding="utf-8",
check=True,
timeout=60 * 2,
stderr=subprocess.STDOUT,
stdout=f,
)
def read_configure_features(self, input_file: Path) -> List[str]:
print(f"QtOptionParser: reading Qt configure features from: {input_file}")
with open(str(input_file)) as f:
return f.readlines()
def set_configure_options(self, configure_options: Dict[str, Any]) -> None:
for option_name, field in configure_options.items():
option_type = field.get("type")
values: List[str] = field.get("values", [])
# For the moment all Options will get 'None' as the default value
default = None
if not option_type:
raise QtConanError(
"Qt 'configure(.bat) -write-options-for-conan' produced output that is "
f"missing 'type'. Unable to set options dynamically. Item: {option_name}"
)
if not isinstance(values, list):
raise QtConanError(f"The 'values' field is not a list: {option_name}")
if option_type == "enum" and not values:
raise QtConanError(f"The enum values are missing for: {option_name}")
opt = QtConfigureOption(
name=option_name, type=option_type, values=values, default=default
)
self.options.append(opt)
def set_features(self, feature_name_prefix: str, features: List[str]) -> None:
for line in features:
feature_name = self.parse_feature(line)
if feature_name:
opt = QtConfigureOption(
name=feature_name_prefix + feature_name, type="void", values=[], default=None
)
self.options.append(opt)
def parse_feature(self, feature_line: str) -> Optional[str]:
parts = feature_line.split()
# e.g. 'itemmodel ................ ItemViews: Provides the item model for item views'
if not len(parts) >= 3:
return None
if not parts[1].startswith("."):
return None
return parts[0]
def get_qt_conan_options(self) -> Dict[str, Any]:
# obtain all the possible configure(.bat) options and map those to
# Conan options for the recipe
opt: Dict = {}
for qt_option in self.options:
opt[qt_option.conan_option_name] = qt_option.get_conan_option_values()
opt.update(self.extra_options)
return opt
def get_default_qt_conan_options(self) -> Dict[str, Any]:
# set the default option values for each option in case the user or CI does not pass them
opt: Dict = {}
for qt_option in self.options:
opt[qt_option.conan_option_name] = qt_option.get_default_conan_option_value()
opt.update(self.extra_options_default_values)
return opt
def is_used_option(self, conan_option_value: str) -> bool:
# conan install ... -o release=no -> configure(.bat)
# conan install ... -> configure(.bat)
# conan install ... -o release=yes -> configure(.bat) -release
if not conan_option_value or conan_option_value == "None" or conan_option_value == "no":
# Conan seems to convert None to literal 'None'?
return False
return True
def convert_conan_option_to_qt_option(self, name: str, value: Any) -> str:
ret: str = ""
def _find_qt_option(conan_option_name: str) -> QtConfigureOption:
for qt_opt in self.options:
if conan_option_name == qt_opt.conan_option_name:
return qt_opt
else:
raise QtConanError(
"Could not find a matching Qt configure option for: " f"{conan_option_name}"
)
def _is_excluded_from_configure() -> bool:
# extra options are not Qt configure(.bat) options but those exist as
# conan recipe options which are treated outside Qt's configure(.bat)
if name in self.extra_options.keys():
return True
return False
if self.is_used_option(value) and not _is_excluded_from_configure():
qt_option = _find_qt_option(name)
if qt_option.incremental_option:
# e.g. -make=libs -make=examples <-> -o make=libs;examples;foo;bar
_opt = qt_option.prefix + qt_option.name + qt_option.value_delim
ret = " ".join(_opt + item.strip() for item in value.split(";") if item.strip())
else:
ret = qt_option.prefix + qt_option.name
if not qt_option.binary_option:
ret += qt_option.value_delim + value
return ret
def convert_conan_options_to_qt_options(self, conan_options: Options) -> List[str]:
qt_options: List[str] = []
def _option_enabled(options: Dict[str, Any], opt: str) -> bool:
return opt in options and options[opt] == "yes"
def _option_disabled(options: Dict[str, Any], opt: str) -> bool:
return opt in options and options[opt] == "no"
def _filter_overlapping_options(options: Dict[str, Any]) -> None:
if _option_enabled(options, "shared") or _option_disabled(options, "static"):
del _options["static"] # should result only into "-shared"
if _option_enabled(options, "static") or _option_disabled(options, "shared"):
del _options["shared"] # should result only into "-static"
_options = {key: value for key, value in conan_options.items()}
_filter_overlapping_options(_options)
for option_name, option_value in _options.items():
qt_option = self.convert_conan_option_to_qt_option(
name=option_name, value=option_value
)
if not qt_option:
continue
qt_options.append(qt_option)
return qt_options
def get_cmake_args_for_configure(self, conan_options: Options) -> List[Optional[str]]:
ret: List[Optional[str]] = []
for option_name, option_value in conan_options.items():
if option_name == "cmake_args_qtbase" and self.is_used_option(option_value):
ret = [ret for ret in option_value.strip(r" '\"").split()]
return ret
def _build_qtbase(conan_file: ConanFile):
# we call the Qt's configure(.bat) directly
script = Path("configure.bat") if tools.os_info.is_windows else Path("configure")
configure = Path(conan_file.build_folder).joinpath(script).resolve(strict=True)
# convert the Conan options to Qt configure(.bat) arguments
parser = conan_file._qt_option_parser
qt_configure_options = parser.convert_conan_options_to_qt_options(conan_file.options)
cmd = " ".join(
[str(configure), " ".join(qt_configure_options), "-prefix", conan_file.package_folder]
)
cmake_args = parser.get_cmake_args_for_configure(conan_file.options)
if cmake_args:
cmd += f" -- {' '.join(cmake_args)}"
conan_file.output.info(f"Calling: {cmd}")
conan_file.run(cmd)
cmd = " ".join(["cmake", "--build", ".", "--parallel"])
conan_file.output.info(f"Calling: {cmd}")
conan_file.run(cmd)
@lru_cache(maxsize=8)
def _parse_qt_version_by_key(key: str) -> str:
with open(Path(__file__).parent.resolve() / ".cmake.conf") as f:
m = re.search(fr'{key} .*"(.*)"', f.read())
return m.group(1) if m else ""
def _get_qt_minor_version() -> str:
return ".".join(_parse_qt_version_by_key("QT_REPO_MODULE_VERSION").split(".")[:2])
class QtBase(ConanFile):
name = "qtbase"
license = "LGPL-3.0, GPL-2.0+, Commercial Qt License Agreement"
author = "The Qt Company <https://www.qt.io/contact-us>"
url = "https://code.qt.io/cgit/qt/qtbase.git"
description = "Qt6 core framework libraries and tools."
topics = ("qt", "qt6")
settings = "os", "compiler", "arch", "build_type"
_qt_option_parser = QtOptionParser()
options = _qt_option_parser.get_qt_conan_options()
default_options = _qt_option_parser.get_default_qt_conan_options()
exports = "configure_options.json", "configure_features.txt", ".cmake.conf"
exports_sources = "*", "!conan*.*"
# use commit ID as the RREV (recipe revision)
revision_mode = "scm"
python_requires = f"qt-conan-common/{_get_qt_minor_version()}@qt/everywhere"
def set_version(self):
# Executed during "conan export" i.e. in source tree
_ver = _parse_qt_version_by_key("QT_REPO_MODULE_VERSION")
_prerelease = _parse_qt_version_by_key("QT_REPO_MODULE_PRERELEASE_VERSION_SEGMENT")
self.version = _ver + "-" + _prerelease if _prerelease else _ver
def configure(self):
if self.settings.compiler == "gcc" and tools.Version(self.settings.compiler.version) < "8":
raise ConanInvalidConfiguration("Qt6 does not support GCC before 8")
def _set_default_if_not_set(option_name: str, option_value: str) -> None:
# let it fail if option name does not exist, it means the recipe is not up to date
value = getattr(self.options, option_name)
if not value or value == "None":
setattr(self.options, option_name, option_value)
default_all_os_options = [
"release",
"shared",
"gui",
"widgets",
"accessibility",
"system_proxies",
"ico",
]
for item in default_all_os_options:
_set_default_if_not_set(item, "yes")
if self.settings.os == "Windows":
self.options.debug_and_release = "yes"
elif self.settings.os == "Linux":
pass
elif self.settings.os == "Macos":
self.options.debug_and_release = "yes"
self.options.framework = "yes"
if self.options.get_safe("debug_and_release", default="no") == "yes":
# Qt build system will build both debug and release binaries
del self.settings.build_type
# Map Conan build_type to Qt configure(.bat) options
if self.settings.get_safe("build_type", default="None") == "Release":
self.options.release = "yes"
self.options.debug = "no"
elif self.settings.get_safe("build_type", default="None") == "Debug":
self.options.release = "no"
self.options.debug = "yes"
elif self.settings.get_safe("build_type", default="None") == "MinSizeRel":
self.options.optimize_size = "yes"
elif self.settings.get_safe("build_type", default="None") == "RelWithDebInfo":
self.options.force_debug_info = "yes"
def build(self):
self.python_requires["qt-conan-common"].module.build_env_wrap(self, _build_qtbase)
def package(self):
cmd = ["cmake", "--install", "."]
self.run(" ".join(cmd))
with open(os.path.join(self.package_folder, "bin", "qt.conf"), "w") as f:
f.write("[Paths]\nPrefix = ..\n")
def package_info(self):
self.python_requires["qt-conan-common"].module.package_info(self)
def package_id(self):
# https://docs.conan.io/en/latest/creating_packages/define_abi_compatibility.html
self.info.requires.package_revision_mode()
# Remove those configure(.bat) options which should not affect package_id.
# These point to local file system paths and in order to re-use pre-built
# binaries (by Qt CI) by others these should not affect the 'package_id'
# as those probably differ on each machine
rm_list = [
"sdk",
"android_sdk_path",
"android_ndk_path",
"android_ndk_platform",
"android_abis",
"android_javac_target",
"android_javac_source",
"qpa",
"translationsdir",
]
for item in rm_list:
if item in self.info.options:
delattr(self.info.options, item)
def deploy(self):
self.copy("*") # copy from current package
self.copy_deps("*") # copy from dependencies
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