qt5base-lts/util/cmake/configurejson2cmake.py
Cristian Maureira-Fredes cfa3c64625 Adapt string formatting in util/cmake
Second and final batch of changes related to string
formatting styling.

Change-Id: Ifc0e999ee95fe52fd076ac2f001b4a58f82ab5be
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
2019-09-21 15:48:40 +00:00

1025 lines
33 KiB
Python
Executable File

#!/usr/bin/env python3
#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the plugins 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.
##
## $QT_END_LICENSE$
##
#############################################################################
import json_parser
import posixpath
import re
import sys
from typing import Set
from textwrap import dedent
from helper import (
map_qt_library,
featureName,
map_platform,
find_3rd_party_library_mapping,
generate_find_package_info,
)
knownTests = set() # type: Set[str]
class LibraryMapping:
def __init__(self, package: str, resultVariable: str, appendFoundSuffix: bool = True) -> None:
self.package = package
self.resultVariable = resultVariable
self.appendFoundSuffix = appendFoundSuffix
def map_tests(test: str) -> str:
testmap = {
"c++11": "$<COMPILE_FEATURES:cxx_std_11>",
"c++14": "$<COMPILE_FEATURES:cxx_std_14>",
"c++1z": "$<COMPILE_FEATURES:cxx_std_17>",
"c99": "$<COMPILE_FEATURES:c_std_99>",
"c11": "$<COMPILE_FEATURES:c_std_11>",
"x86SimdAlways": "ON", # FIXME: Make this actually do a compile test.
"aesni": "TEST_subarch_aes",
"avx": "TEST_subarch_avx",
"avx2": "TEST_subarch_avx2",
"avx512f": "TEST_subarch_avx512f",
"avx512cd": "TEST_subarch_avx512cd",
"avx512dq": "TEST_subarch_avx512dq",
"avx512bw": "TEST_subarch_avx512bw",
"avx512er": "TEST_subarch_avx512er",
"avx512pf": "TEST_subarch_avx512pf",
"avx512vl": "TEST_subarch_avx512vl",
"avx512ifma": "TEST_subarch_avx512ifma",
"avx512vbmi": "TEST_subarch_avx512vbmi",
"avx512vbmi2": "TEST_subarch_avx512vbmi2",
"avx512vpopcntdq": "TEST_subarch_avx512vpopcntdq",
"avx5124fmaps": "TEST_subarch_avx5124fmaps",
"avx5124vnniw": "TEST_subarch_avx5124vnniw",
"bmi": "TEST_subarch_bmi",
"bmi2": "TEST_subarch_bmi2",
"cx16": "TEST_subarch_cx16",
"f16c": "TEST_subarch_f16c",
"fma": "TEST_subarch_fma",
"fma4": "TEST_subarch_fma4",
"fsgsbase": "TEST_subarch_fsgsbase",
"gfni": "TEST_subarch_gfni",
"ibt": "TEST_subarch_ibt",
"libclang": "TEST_libclang",
"lwp": "TEST_subarch_lwp",
"lzcnt": "TEST_subarch_lzcnt",
"mmx": "TEST_subarch_mmx",
"movbe": "TEST_subarch_movbe",
"mpx": "TEST_subarch_mpx",
"no-sahf": "TEST_subarch_no_shaf",
"pclmul": "TEST_subarch_pclmul",
"popcnt": "TEST_subarch_popcnt",
"prefetchwt1": "TEST_subarch_prefetchwt1",
"prfchw": "TEST_subarch_prfchw",
"pdpid": "TEST_subarch_rdpid",
"rdpid": "TEST_subarch_rdpid",
"rdseed": "TEST_subarch_rdseed",
"rdrnd": "TEST_subarch_rdseed", # FIXME: Is this the right thing?
"rtm": "TEST_subarch_rtm",
"shani": "TEST_subarch_sha",
"shstk": "TEST_subarch_shstk",
"sse2": "TEST_subarch_sse2",
"sse3": "TEST_subarch_sse3",
"ssse3": "TEST_subarch_ssse3",
"sse4a": "TEST_subarch_sse4a",
"sse4_1": "TEST_subarch_sse4_1",
"sse4_2": "TEST_subarch_sse4_2",
"tbm": "TEST_subarch_tbm",
"xop": "TEST_subarch_xop",
"neon": "TEST_subarch_neon",
"iwmmxt": "TEST_subarch_iwmmxt",
"crc32": "TEST_subarch_crc32",
"vis": "TEST_subarch_vis",
"vis2": "TEST_subarch_vis2",
"vis3": "TEST_subarch_vis3",
"dsp": "TEST_subarch_dsp",
"dspr2": "TEST_subarch_dspr2",
"altivec": "TEST_subarch_altivec",
"spe": "TEST_subarch_spe",
"vsx": "TEST_subarch_vsx",
"posix-iconv": "TEST_posix_iconv",
"sun-iconv": "TEST_sun_iconv",
"openssl11": '(OPENSSL_VERSION VERSION_GREATER_EQUAL "1.1.0")',
"reduce_exports": "CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY",
"libinput_axis_api": "ON",
"xlib": "X11_FOUND",
'wayland-scanner': 'WaylandScanner_FOUND',
}
if test in testmap:
return testmap.get(test, None)
if test in knownTests:
return f"TEST_{featureName(test)}"
return None
def cm(ctx, *output):
txt = ctx["output"]
if txt != "" and not txt.endswith("\n"):
txt += "\n"
txt += "\n".join(output)
ctx["output"] = txt
return ctx
def readJsonFromDir(dir):
path = posixpath.join(dir, "configure.json")
print(f"Reading {path}...")
assert posixpath.exists(path)
parser = json_parser.QMakeSpecificJSONParser()
return parser.parse(path)
def processFiles(ctx, data):
print(" files:")
if "files" in data:
for (k, v) in data["files"].items():
ctx[k] = v
return ctx
def parseLib(ctx, lib, data, cm_fh, cmake_find_packages_set):
newlib = find_3rd_party_library_mapping(lib)
if not newlib:
print(f' XXXX Unknown library "{lib}".')
return
if newlib.packageName is None:
print(f' **** Skipping library "{lib}" -- was masked.')
return
print(f" mapped library {lib} to {newlib.targetName}.")
# Avoid duplicate find_package calls.
if newlib.targetName in cmake_find_packages_set:
return
# If certain libraries are used within a feature, but the feature
# is only emitted conditionally with a simple condition (like
# 'on Windows' or 'on Linux'), we should enclose the find_package
# call for the library into the same condition.
emit_if = newlib.emit_if
# Only look through features if a custom emit_if wasn't provided.
if not emit_if:
for feature in data["features"]:
feature_data = data["features"][feature]
if (
"condition" in feature_data
and f"libs.{lib}" in feature_data["condition"]
and "emitIf" in feature_data
and "config." in feature_data["emitIf"]
):
emit_if = feature_data["emitIf"]
break
if emit_if:
emit_if = map_condition(emit_if)
cmake_find_packages_set.add(newlib.targetName)
cm_fh.write(generate_find_package_info(newlib, emit_if=emit_if))
def lineify(label, value, quote=True):
if value:
if quote:
escaped_value = value.replace('"', '\\"')
return f' {label} "{escaped_value}"\n'
return f" {label} {value}\n"
return ""
def map_condition(condition):
# Handle NOT:
if isinstance(condition, list):
condition = "(" + ") AND (".join(condition) + ")"
if isinstance(condition, bool):
if condition:
return "ON"
else:
return "OFF"
assert isinstance(condition, str)
mapped_features = {
"gbm": "gbm_FOUND",
"system-xcb": "ON",
"system-freetype": "ON",
"system-pcre2": "ON",
}
# Turn foo != "bar" into (NOT foo STREQUAL 'bar')
condition = re.sub(r"(.+)\s*!=\s*('.+')", "(! \\1 == \\2)", condition)
condition = condition.replace("!", "NOT ")
condition = condition.replace("&&", " AND ")
condition = condition.replace("||", " OR ")
condition = condition.replace("==", " STREQUAL ")
# explicitly handle input.sdk == '':
condition = re.sub(r"input\.sdk\s*==\s*''", "NOT INPUT_SDK", condition)
last_pos = 0
mapped_condition = ""
has_failed = False
for match in re.finditer(r"([a-zA-Z0-9_]+)\.([a-zA-Z0-9_+-]+)", condition):
substitution = None
# appendFoundSuffix = True
if match.group(1) == "libs":
libmapping = find_3rd_party_library_mapping(match.group(2))
if libmapping and libmapping.packageName:
substitution = libmapping.packageName
if libmapping.resultVariable:
substitution = libmapping.resultVariable
if libmapping.appendFoundSuffix:
substitution += "_FOUND"
elif match.group(1) == "features":
feature = match.group(2)
if feature in mapped_features:
substitution = mapped_features.get(feature)
else:
substitution = f"QT_FEATURE_{featureName(match.group(2))}"
elif match.group(1) == "subarch":
substitution = f"TEST_arch_{'${TEST_architecture_arch}'}_subarch_{match.group(2)}"
elif match.group(1) == "call":
if match.group(2) == "crossCompile":
substitution = "CMAKE_CROSSCOMPILING"
elif match.group(1) == "tests":
substitution = map_tests(match.group(2))
elif match.group(1) == "input":
substitution = f"INPUT_{featureName(match.group(2))}"
elif match.group(1) == "config":
substitution = map_platform(match.group(2))
elif match.group(1) == "module":
substitution = f"TARGET {map_qt_library(match.group(2))}"
elif match.group(1) == "arch":
if match.group(2) == "i386":
# FIXME: Does this make sense?
substitution = "(TEST_architecture_arch STREQUAL i386)"
elif match.group(2) == "x86_64":
substitution = "(TEST_architecture_arch STREQUAL x86_64)"
elif match.group(2) == "arm":
# FIXME: Does this make sense?
substitution = "(TEST_architecture_arch STREQUAL arm)"
elif match.group(2) == "arm64":
# FIXME: Does this make sense?
substitution = "(TEST_architecture_arch STREQUAL arm64)"
elif match.group(2) == "mips":
# FIXME: Does this make sense?
substitution = "(TEST_architecture_arch STREQUAL mips)"
if substitution is None:
print(f' XXXX Unknown condition "{match.group(0)}"')
has_failed = True
else:
mapped_condition += condition[last_pos : match.start(1)] + substitution
last_pos = match.end(2)
mapped_condition += condition[last_pos:]
# Space out '(' and ')':
mapped_condition = mapped_condition.replace("(", " ( ")
mapped_condition = mapped_condition.replace(")", " ) ")
# Prettify:
condition = re.sub("\\s+", " ", mapped_condition)
condition = condition.strip()
if has_failed:
condition += " OR FIXME"
return condition
def parseInput(ctx, sinput, data, cm_fh):
skip_inputs = {
"prefix",
"hostprefix",
"extprefix",
"archdatadir",
"bindir",
"datadir",
"docdir",
"examplesdir",
"external-hostbindir",
"headerdir",
"hostbindir",
"hostdatadir",
"hostlibdir",
"importdir",
"libdir",
"libexecdir",
"plugindir",
"qmldir",
"settingsdir",
"sysconfdir",
"testsdir",
"translationdir",
"android-arch",
"android-ndk",
"android-ndk-host",
"android-ndk-platform",
"android-sdk",
"android-toolchain-version",
"android-style-assets",
"appstore-compliant",
"avx",
"avx2",
"avx512",
"c++std",
"ccache",
"commercial",
"compile-examples",
"confirm-license",
"dbus",
"dbus-runtime",
"debug",
"debug-and-release",
"developer-build",
"device",
"device-option",
"f16c",
"force-asserts",
"force-debug-info",
"force-pkg-config",
"framework",
"gc-binaries",
"gdb-index",
"gcc-sysroot",
"gcov",
"gnumake",
"gui",
"harfbuzz",
"headersclean",
"incredibuild-xge",
"libudev",
"ltcg",
"make",
"make-tool",
"mips_dsp",
"mips_dspr2",
"mp",
"nomake",
"opensource",
"optimize-debug",
"optimize-size",
"optimized-qmake",
"optimized-tools",
"pch",
"pkg-config",
"platform",
"plugin-manifests",
"profile",
"qreal",
"reduce-exports",
"reduce-relocations",
"release",
"rpath",
"sanitize",
"sdk",
"separate-debug-info",
"shared",
"silent",
"qdbus",
"sse2",
"sse3",
"sse4.1",
"sse4.2",
"ssse3",
"static",
"static-runtime",
"strip",
"syncqt",
"sysroot",
"testcocoon",
"use-gold-linker",
"warnings-are-errors",
"Werror",
"widgets",
"xplatform",
"zlib",
"doubleconversion",
"eventfd",
"glib",
"icu",
"inotify",
"journald",
"pcre",
"posix-ipc",
"pps",
"slog2",
"syslog",
"sqlite",
}
if sinput in skip_inputs:
print(f" **** Skipping input {sinput}: masked.")
return
dtype = data
if isinstance(data, dict):
dtype = data["type"]
if dtype == "boolean":
print(f" **** Skipping boolean input {sinput}: masked.")
return
if dtype == "enum":
values_line = " ".join(data["values"])
cm_fh.write(f"# input {sinput}\n")
cm_fh.write(f'set(INPUT_{featureName(sinput)} "undefined" CACHE STRING "")\n')
cm_fh.write(
f"set_property(CACHE INPUT_{featureName(sinput)} PROPERTY STRINGS undefined {values_line})\n\n"
)
return
print(f" XXXX UNHANDLED INPUT TYPE {dtype} in input description")
return
# "tests": {
# "cxx11_future": {
# "label": "C++11 <future>",
# "type": "compile",
# "test": {
# "include": "future",
# "main": [
# "std::future<int> f = std::async([]() { return 42; });",
# "(void)f.get();"
# ],
# "qmake": "unix:LIBS += -lpthread"
# }
# },
def parseTest(ctx, test, data, cm_fh):
skip_tests = {
"c++11",
"c++14",
"c++1y",
"c++1z",
"c11",
"c99",
"gc_binaries",
"posix-iconv",
"sun-iconv",
"precomile_header",
"reduce_exports",
"separate_debug_info", # FIXME: see if cmake can do this
"gc_binaries",
"libinput_axis_api",
"wayland-scanner",
"xlib",
}
if test in skip_tests:
print(f" **** Skipping features {test}: masked.")
return
if data["type"] == "compile":
knownTests.add(test)
details = data["test"]
if isinstance(details, str):
print(f" XXXX UNHANDLED TEST SUB-TYPE {details} in test description")
return
head = details.get("head", "")
if isinstance(head, list):
head = "\n".join(head)
sourceCode = head + "\n"
include = details.get("include", "")
if isinstance(include, list):
include = "#include <" + ">\n#include <".join(include) + ">"
elif include:
include = f"#include <{include}>"
sourceCode += include + "\n"
tail = details.get("tail", "")
if isinstance(tail, list):
tail = "\n".join(tail)
sourceCode += tail + "\n"
sourceCode += "int main(int argc, char **argv)\n"
sourceCode += "{\n"
sourceCode += " (void)argc; (void)argv;\n"
sourceCode += " /* BEGIN TEST: */\n"
main = details.get("main", "")
if isinstance(main, list):
main = "\n".join(main)
sourceCode += main + "\n"
sourceCode += " /* END TEST: */\n"
sourceCode += " return 0;\n"
sourceCode += "}\n"
sourceCode = sourceCode.replace('"', '\\"')
librariesCmakeName = ""
qmakeFixme = ""
cm_fh.write(f"# {test}\n")
if "qmake" in details: # We don't really have many so we can just enumerate them all
if details["qmake"] == "unix:LIBS += -lpthread":
librariesCmakeName = format(featureName(test)) + "_TEST_LIBRARIES"
cm_fh.write("if (UNIX)\n")
cm_fh.write(" set(" + librariesCmakeName + " pthread)\n")
cm_fh.write("endif()\n")
elif details["qmake"] == "linux: LIBS += -lpthread -lrt":
librariesCmakeName = format(featureName(test)) + "_TEST_LIBRARIES"
cm_fh.write("if (LINUX)\n")
cm_fh.write(" set(" + librariesCmakeName + " pthread rt)\n")
cm_fh.write("endif()\n")
elif details["qmake"] == "!winrt: LIBS += runtimeobject.lib":
librariesCmakeName = format(featureName(test)) + "_TEST_LIBRARIES"
cm_fh.write("if (NOT WINRT)\n")
cm_fh.write(" set(" + librariesCmakeName + " runtimeobject)\n")
cm_fh.write("endif()\n")
elif details["qmake"] == "CONFIG += c++11":
# do nothing we're always in c++11 mode
pass
else:
qmakeFixme = f"# FIXME: qmake: {details['qmake']}\n"
if "use" in data:
if data["use"] == "egl xcb_xlib":
librariesCmakeName = format(featureName(test)) + "_TEST_LIBRARIES"
cm_fh.write("if (HAVE_EGL AND X11_XCB_FOUND AND X11_FOUND)\n")
cm_fh.write(" set(" + librariesCmakeName + " EGL::EGL X11::X11 X11::XCB)\n")
cm_fh.write("endif()\n")
else:
qmakeFixme += f"# FIXME: use: {data['use']}\n"
cm_fh.write(f"qt_config_compile_test({featureName(test)}\n")
cm_fh.write(lineify("LABEL", data.get("label", "")))
if librariesCmakeName != "":
cm_fh.write(lineify("LIBRARIES", "${" + librariesCmakeName + "}"))
cm_fh.write(" CODE\n")
cm_fh.write('"' + sourceCode + '"')
if qmakeFixme != "":
cm_fh.write(qmakeFixme)
cm_fh.write(")\n\n")
elif data["type"] == "libclang":
knownTests.add(test)
cm_fh.write(f"# {test}\n")
lib_clang_lib = find_3rd_party_library_mapping("libclang")
cm_fh.write(generate_find_package_info(lib_clang_lib))
cm_fh.write(
dedent(
"""
if(TARGET WrapLibClang::WrapLibClang)
set(TEST_libclang "ON" CACHE BOOL "Required libclang version found." FORCE)
endif()
"""
)
)
cm_fh.write("\n")
elif data["type"] == "x86Simd":
knownTests.add(test)
label = data["label"]
cm_fh.write(f"# {test}\n")
cm_fh.write(f'qt_config_compile_test_x86simd({test} "{label}")\n')
cm_fh.write("\n")
# "features": {
# "android-style-assets": {
# "label": "Android Style Assets",
# "condition": "config.android",
# "output": [ "privateFeature" ],
# "comment": "This belongs into gui, but the license check needs it here already."
# },
else:
print(f" XXXX UNHANDLED TEST TYPE {data['type']} in test description")
def parseFeature(ctx, feature, data, cm_fh):
# This is *before* the feature name gets normalized! So keep - and + chars, etc.
feature_mapping = {
"alloc_h": None, # handled by alloc target
"alloc_malloc_h": None,
"alloc_stdlib_h": None,
"build_all": None,
"c11": None,
"c89": None,
"c99": None,
"ccache": None,
"compiler-flags": None,
"cross_compile": None,
"debug_and_release": None,
"debug": None,
"dlopen": {"condition": "UNIX"},
"doubleconversion": None,
"enable_gdb_index": None,
"enable_new_dtags": None,
"force_debug_info": None,
"framework": {"condition": "APPLE AND BUILD_SHARED_LIBS"},
"gc_binaries": None,
"gcc-sysroot": None,
"gcov": None,
"gnu-libiconv": {
"condition": "NOT WIN32 AND NOT QNX AND NOT ANDROID AND NOT APPLE AND TEST_posix_iconv AND NOT TEST_iconv_needlib",
"enable": "TEST_posix_iconv AND NOT TEST_iconv_needlib",
"disable": "NOT TEST_posix_iconv OR TEST_iconv_needlib",
},
"GNUmake": None,
"harfbuzz": {"condition": "harfbuzz_FOUND"},
"host-dbus": None,
"iconv": {
"condition": "NOT QT_FEATURE_icu AND QT_FEATURE_textcodec AND ( TEST_posix_iconv OR TEST_sun_iconv )"
},
"incredibuild_xge": None,
"jpeg": {"condition": "QT_FEATURE_imageformatplugin AND JPEG_FOUND"},
"ltcg": None,
"msvc_mp": None,
"optimize_debug": None,
"optimize_size": None,
# special case to enable implicit feature on WIN32, until ANGLE is ported
"opengl-desktop": {"autoDetect": ""},
# special case to disable implicit feature on WIN32, until ANGLE is ported
"opengl-dynamic": {"autoDetect": "OFF"},
"opengles2": { # special case to disable implicit feature on WIN32, until ANGLE is ported
"condition": "NOT WIN32 AND ( NOT APPLE_WATCHOS AND NOT QT_FEATURE_opengl_desktop AND GLESv2_FOUND )"
},
"pkg-config": None,
"posix_fallocate": None, # Only needed for sqlite, which we do not want to build
"posix-libiconv": {
"condition": "NOT WIN32 AND NOT QNX AND NOT ANDROID AND NOT APPLE AND TEST_posix_iconv AND TEST_iconv_needlib",
"enable": "TEST_posix_iconv AND TEST_iconv_needlib",
"disable": "NOT TEST_posix_iconv OR NOT TEST_iconv_needlib",
},
"precompile_header": None,
"profile": None,
"qmakeargs": None,
"qpa_default_platform": None, # Not a bool!
"reduce_relocations": None,
"release": None,
"release_tools": None,
"rpath_dir": None, # rpath related
"rpath": None,
"sanitize_address": None, # sanitizer
"sanitize_memory": None,
"sanitizer": None,
"sanitize_thread": None,
"sanitize_undefined": None,
"separate_debug_info": None,
"shared": None,
"silent": None,
"sql-sqlite": {"condition": "QT_FEATURE_datestring AND SQLite3_FOUND"},
"stack-protector-strong": None,
"static": None,
"static_runtime": None,
"stl": None, # Do we really need to test for this in 2018?!
"strip": None,
"sun-libiconv": {
"condition": "NOT WIN32 AND NOT QNX AND NOT ANDROID AND NOT APPLE AND TEST_sun_iconv",
"enable": "TEST_sun_iconv",
"disable": "NOT TEST_sun_iconv",
},
"system-doubleconversion": None, # No system libraries anymore!
"system-freetype": None,
"system-harfbuzz": None,
"system-jpeg": None,
"system-pcre2": None,
"system-png": None,
"system-sqlite": None,
"system-xcb": None,
"system-zlib": None,
"tiff": {"condition": "QT_FEATURE_imageformatplugin AND TIFF_FOUND"},
"use_gold_linker": None,
"verifyspec": None, # qmake specific...
"warnings_are_errors": None, # FIXME: Do we need these?
"webp": {"condition": "QT_FEATURE_imageformatplugin AND WrapWebP_FOUND"},
"xkbcommon-system": None, # another system library, just named a bit different from the rest
}
mapping = feature_mapping.get(feature, {})
if mapping is None:
print(f" **** Skipping features {feature}: masked.")
return
handled = {
"autoDetect",
"comment",
"condition",
"description",
"disable",
"emitIf",
"enable",
"label",
"output",
"purpose",
"section",
}
label = mapping.get("label", data.get("label", ""))
purpose = mapping.get("purpose", data.get("purpose", data.get("description", label)))
autoDetect = map_condition(mapping.get("autoDetect", data.get("autoDetect", "")))
condition = map_condition(mapping.get("condition", data.get("condition", "")))
output = mapping.get("output", data.get("output", []))
comment = mapping.get("comment", data.get("comment", ""))
section = mapping.get("section", data.get("section", ""))
enable = map_condition(mapping.get("enable", data.get("enable", "")))
disable = map_condition(mapping.get("disable", data.get("disable", "")))
emitIf = map_condition(mapping.get("emitIf", data.get("emitIf", "")))
for k in [k for k in data.keys() if k not in handled]:
print(f" XXXX UNHANDLED KEY {k} in feature description")
if not output:
# feature that is only used in the conditions of other features
output = ["internalFeature"]
publicFeature = False # #define QT_FEATURE_featurename in public header
privateFeature = False # #define QT_FEATURE_featurename in private header
negativeFeature = False # #define QT_NO_featurename in public header
internalFeature = False # No custom or QT_FEATURE_ defines
publicDefine = False # #define MY_CUSTOM_DEFINE in public header
for o in output:
outputType = o
outputArgs = {}
if isinstance(o, dict):
outputType = o["type"]
outputArgs = o
if outputType in [
"varAssign",
"varAppend",
"varRemove",
"publicQtConfig",
"privateConfig",
"publicConfig",
]:
continue
elif outputType == "define":
publicDefine = True
elif outputType == "feature":
negativeFeature = True
elif outputType == "publicFeature":
publicFeature = True
elif outputType == "privateFeature":
privateFeature = True
elif outputType == "internalFeature":
internalFeature = True
else:
print(f" XXXX UNHANDLED OUTPUT TYPE {outputType} in feature {feature}.")
continue
if not any([publicFeature, privateFeature, internalFeature, publicDefine, negativeFeature]):
print(f" **** Skipping feature {feature}: Not relevant for C++.")
return
cxxFeature = featureName(feature)
def writeFeature(
name,
publicFeature=False,
privateFeature=False,
labelAppend="",
superFeature=None,
autoDetect="",
):
if comment:
cm_fh.write(f"# {comment}\n")
cm_fh.write(f'qt_feature("{name}"')
if publicFeature:
cm_fh.write(" PUBLIC")
if privateFeature:
cm_fh.write(" PRIVATE")
cm_fh.write("\n")
cm_fh.write(lineify("SECTION", section))
cm_fh.write(lineify("LABEL", label + labelAppend))
if purpose != label:
cm_fh.write(lineify("PURPOSE", purpose))
cm_fh.write(lineify("AUTODETECT", autoDetect, quote=False))
if superFeature:
feature_condition = f"QT_FEATURE_{superFeature}"
else:
feature_condition = condition
cm_fh.write(lineify("CONDITION", feature_condition, quote=False))
cm_fh.write(lineify("ENABLE", enable, quote=False))
cm_fh.write(lineify("DISABLE", disable, quote=False))
cm_fh.write(lineify("EMIT_IF", emitIf, quote=False))
cm_fh.write(")\n")
# Write qt_feature() calls before any qt_feature_definition() calls
# Default internal feature case.
featureCalls = {}
featureCalls[cxxFeature] = {"name": cxxFeature, "labelAppend": "", "autoDetect": autoDetect}
# Go over all outputs to compute the number of features that have to be declared
for o in output:
outputType = o
name = cxxFeature
# The label append is to provide a unique label for features that have more than one output
# with different names.
labelAppend = ""
if isinstance(o, dict):
outputType = o["type"]
if "name" in o:
name = o["name"]
labelAppend = f": {o['name']}"
if outputType not in ["feature", "publicFeature", "privateFeature"]:
continue
if name not in featureCalls:
featureCalls[name] = {"name": name, "labelAppend": labelAppend}
if name != cxxFeature:
featureCalls[name]["superFeature"] = cxxFeature
if outputType in ["feature", "publicFeature"]:
featureCalls[name]["publicFeature"] = True
elif outputType == "privateFeature":
featureCalls[name]["privateFeature"] = True
# Write the qt_feature() calls from the computed feature map
for _, args in featureCalls.items():
writeFeature(**args)
# Write qt_feature_definition() calls
for o in output:
outputType = o
outputArgs = {}
if isinstance(o, dict):
outputType = o["type"]
outputArgs = o
# Map negative feature to define:
if outputType == "feature":
outputType = "define"
outputArgs = {
"name": f"QT_NO_{cxxFeature.upper()}",
"negative": True,
"value": 1,
"type": "define",
}
if outputType != "define":
continue
if outputArgs.get("name") is None:
print(f" XXXX DEFINE output without name in feature {feature}.")
continue
out_name = outputArgs.get("name")
cm_fh.write(f'qt_feature_definition("{cxxFeature}" "{out_name}"')
if outputArgs.get("negative", False):
cm_fh.write(" NEGATE")
if outputArgs.get("value") is not None:
cm_fh.write(f' VALUE "{outputArgs.get("value")}"')
cm_fh.write(")\n")
def processInputs(ctx, data, cm_fh):
print(" inputs:")
if "commandline" not in data:
return
commandLine = data["commandline"]
if "options" not in commandLine:
return
for input in commandLine["options"]:
parseInput(ctx, input, commandLine["options"][input], cm_fh)
def processTests(ctx, data, cm_fh):
print(" tests:")
if "tests" not in data:
return
for test in data["tests"]:
parseTest(ctx, test, data["tests"][test], cm_fh)
def processFeatures(ctx, data, cm_fh):
print(" features:")
if "features" not in data:
return
for feature in data["features"]:
parseFeature(ctx, feature, data["features"][feature], cm_fh)
def processLibraries(ctx, data, cm_fh):
cmake_find_packages_set = set()
print(" libraries:")
if "libraries" not in data:
return
for lib in data["libraries"]:
parseLib(ctx, lib, data, cm_fh, cmake_find_packages_set)
def processSubconfigs(dir, ctx, data):
assert ctx is not None
if "subconfigs" in data:
for subconf in data["subconfigs"]:
subconfDir = posixpath.join(dir, subconf)
subconfData = readJsonFromDir(subconfDir)
subconfCtx = ctx
processJson(subconfDir, subconfCtx, subconfData)
def processJson(dir, ctx, data):
ctx["module"] = data.get("module", "global")
ctx = processFiles(ctx, data)
with open(posixpath.join(dir, "configure.cmake"), "w") as cm_fh:
cm_fh.write("\n\n#### Inputs\n\n")
processInputs(ctx, data, cm_fh)
cm_fh.write("\n\n#### Libraries\n\n")
processLibraries(ctx, data, cm_fh)
cm_fh.write("\n\n#### Tests\n\n")
processTests(ctx, data, cm_fh)
cm_fh.write("\n\n#### Features\n\n")
processFeatures(ctx, data, cm_fh)
if ctx.get("module") == "global":
cm_fh.write(
'\nqt_extra_definition("QT_VERSION_STR" "\\"${PROJECT_VERSION}\\"" PUBLIC)\n'
)
cm_fh.write('qt_extra_definition("QT_VERSION_MAJOR" ${PROJECT_VERSION_MAJOR} PUBLIC)\n')
cm_fh.write('qt_extra_definition("QT_VERSION_MINOR" ${PROJECT_VERSION_MINOR} PUBLIC)\n')
cm_fh.write('qt_extra_definition("QT_VERSION_PATCH" ${PROJECT_VERSION_PATCH} PUBLIC)\n')
# do this late:
processSubconfigs(dir, ctx, data)
def main():
if len(sys.argv) != 2:
print("This scripts needs one directory to process!")
quit(1)
directory = sys.argv[1]
print(f"Processing: {directory}.")
data = readJsonFromDir(directory)
processJson(directory, {}, data)
if __name__ == "__main__":
main()