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godot/methods.py
Rémi Verschelde 2e2ccb994b SCons: Expand CXX in check for vanilla Clang 
I had missed it in df7ecfc4a7 it seems.

Fixes #37575.
2020-04-04 12:12:57 +02:00

636 lines
24 KiB
Python
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import os
import re
import glob
import subprocess
def add_source_files(self, sources, files, warn_duplicates=True):
# Convert string to list of absolute paths (including expanding wildcard)
if isinstance(files, (str, bytes)):
# Keep SCons project-absolute path as they are (no wildcard support)
if files.startswith("#"):
if "*" in files:
print("ERROR: Wildcards can't be expanded in SCons project-absolute path: '{}'".format(files))
return
files = [files]
else:
dir_path = self.Dir(".").abspath
files = sorted(glob.glob(dir_path + "/" + files))
# Add each path as compiled Object following environment (self) configuration
for path in files:
obj = self.Object(path)
if obj in sources:
if warn_duplicates:
print('WARNING: Object "{}" already included in environment sources.'.format(obj))
else:
continue
sources.append(obj)
def disable_warnings(self):
# 'self' is the environment
if self.msvc:
# We have to remove existing warning level defines before appending /w,
# otherwise we get: "warning D9025 : overriding '/W3' with '/w'"
warn_flags = ["/Wall", "/W4", "/W3", "/W2", "/W1", "/WX"]
self.Append(CCFLAGS=["/w"])
self.Append(CFLAGS=["/w"])
self.Append(CXXFLAGS=["/w"])
self["CCFLAGS"] = [x for x in self["CCFLAGS"] if not x in warn_flags]
self["CFLAGS"] = [x for x in self["CFLAGS"] if not x in warn_flags]
self["CXXFLAGS"] = [x for x in self["CXXFLAGS"] if not x in warn_flags]
else:
self.Append(CCFLAGS=["-w"])
self.Append(CFLAGS=["-w"])
self.Append(CXXFLAGS=["-w"])
def add_module_version_string(self, s):
self.module_version_string += "." + s
def update_version(module_version_string=""):
build_name = "custom_build"
if os.getenv("BUILD_NAME") != None:
build_name = os.getenv("BUILD_NAME")
print("Using custom build name: " + build_name)
import version
# NOTE: It is safe to generate this file here, since this is still executed serially
f = open("core/version_generated.gen.h", "w")
f.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
f.write("#ifndef VERSION_GENERATED_GEN_H\n")
f.write("#define VERSION_GENERATED_GEN_H\n")
f.write('#define VERSION_SHORT_NAME "' + str(version.short_name) + '"\n')
f.write('#define VERSION_NAME "' + str(version.name) + '"\n')
f.write("#define VERSION_MAJOR " + str(version.major) + "\n")
f.write("#define VERSION_MINOR " + str(version.minor) + "\n")
f.write("#define VERSION_PATCH " + str(version.patch) + "\n")
f.write('#define VERSION_STATUS "' + str(version.status) + '"\n')
f.write('#define VERSION_BUILD "' + str(build_name) + '"\n')
f.write('#define VERSION_MODULE_CONFIG "' + str(version.module_config) + module_version_string + '"\n')
f.write("#define VERSION_YEAR " + str(version.year) + "\n")
f.write('#define VERSION_WEBSITE "' + str(version.website) + '"\n')
f.write("#endif // VERSION_GENERATED_GEN_H\n")
f.close()
# NOTE: It is safe to generate this file here, since this is still executed serially
fhash = open("core/version_hash.gen.h", "w")
fhash.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
fhash.write("#ifndef VERSION_HASH_GEN_H\n")
fhash.write("#define VERSION_HASH_GEN_H\n")
githash = ""
gitfolder = ".git"
if os.path.isfile(".git"):
module_folder = open(".git", "r").readline().strip()
if module_folder.startswith("gitdir: "):
gitfolder = module_folder[8:]
if os.path.isfile(os.path.join(gitfolder, "HEAD")):
head = open(os.path.join(gitfolder, "HEAD"), "r").readline().strip()
if head.startswith("ref: "):
head = os.path.join(gitfolder, head[5:])
if os.path.isfile(head):
githash = open(head, "r").readline().strip()
else:
githash = head
fhash.write('#define VERSION_HASH "' + githash + '"\n')
fhash.write("#endif // VERSION_HASH_GEN_H\n")
fhash.close()
def parse_cg_file(fname, uniforms, sizes, conditionals):
fs = open(fname, "r")
line = fs.readline()
while line:
if re.match(r"^\s*uniform", line):
res = re.match(r"uniform ([\d\w]*) ([\d\w]*)")
type = res.groups(1)
name = res.groups(2)
uniforms.append(name)
if type.find("texobj") != -1:
sizes.append(1)
else:
t = re.match(r"float(\d)x(\d)", type)
if t:
sizes.append(int(t.groups(1)) * int(t.groups(2)))
else:
t = re.match(r"float(\d)", type)
sizes.append(int(t.groups(1)))
if line.find("[branch]") != -1:
conditionals.append(name)
line = fs.readline()
fs.close()
def detect_modules():
module_list = []
includes_cpp = ""
register_cpp = ""
unregister_cpp = ""
preregister_cpp = ""
files = glob.glob("modules/*")
files.sort() # so register_module_types does not change that often, and also plugins are registered in alphabetic order
for x in files:
if not os.path.isdir(x):
continue
if not os.path.exists(x + "/config.py"):
continue
x = x.replace("modules/", "") # rest of world
x = x.replace("modules\\", "") # win32
module_list.append(x)
try:
with open("modules/" + x + "/register_types.h"):
includes_cpp += '#include "modules/' + x + '/register_types.h"\n'
register_cpp += "#ifdef MODULE_" + x.upper() + "_ENABLED\n"
register_cpp += "\tregister_" + x + "_types();\n"
register_cpp += "#endif\n"
preregister_cpp += "#ifdef MODULE_" + x.upper() + "_ENABLED\n"
preregister_cpp += "#ifdef MODULE_" + x.upper() + "_HAS_PREREGISTER\n"
preregister_cpp += "\tpreregister_" + x + "_types();\n"
preregister_cpp += "#endif\n"
preregister_cpp += "#endif\n"
unregister_cpp += "#ifdef MODULE_" + x.upper() + "_ENABLED\n"
unregister_cpp += "\tunregister_" + x + "_types();\n"
unregister_cpp += "#endif\n"
except IOError:
pass
modules_cpp = """// register_module_types.gen.cpp
/* THIS FILE IS GENERATED DO NOT EDIT */
#include "register_module_types.h"
#include "modules/modules_enabled.gen.h"
%s
void preregister_module_types() {
%s
}
void register_module_types() {
%s
}
void unregister_module_types() {
%s
}
""" % (
includes_cpp,
preregister_cpp,
register_cpp,
unregister_cpp,
)
# NOTE: It is safe to generate this file here, since this is still executed serially
with open("modules/register_module_types.gen.cpp", "w") as f:
f.write(modules_cpp)
return module_list
def disable_module(self):
self.disabled_modules.append(self.current_module)
def use_windows_spawn_fix(self, platform=None):
if os.name != "nt":
return # not needed, only for windows
# On Windows, due to the limited command line length, when creating a static library
# from a very high number of objects SCons will invoke "ar" once per object file;
# that makes object files with same names to be overwritten so the last wins and
# the library looses symbols defined by overwritten objects.
# By enabling quick append instead of the default mode (replacing), libraries will
# got built correctly regardless the invocation strategy.
# Furthermore, since SCons will rebuild the library from scratch when an object file
# changes, no multiple versions of the same object file will be present.
self.Replace(ARFLAGS="q")
def mySubProcess(cmdline, env):
startupinfo = subprocess.STARTUPINFO()
startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
proc = subprocess.Popen(
cmdline,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
startupinfo=startupinfo,
shell=False,
env=env,
)
_, err = proc.communicate()
rv = proc.wait()
if rv:
print("=====")
print(err)
print("=====")
return rv
def mySpawn(sh, escape, cmd, args, env):
newargs = " ".join(args[1:])
cmdline = cmd + " " + newargs
rv = 0
env = {str(key): str(value) for key, value in iter(env.items())}
if len(cmdline) > 32000 and cmd.endswith("ar"):
cmdline = cmd + " " + args[1] + " " + args[2] + " "
for i in range(3, len(args)):
rv = mySubProcess(cmdline + args[i], env)
if rv:
break
else:
rv = mySubProcess(cmdline, env)
return rv
self["SPAWN"] = mySpawn
def save_active_platforms(apnames, ap):
for x in ap:
names = ["logo"]
if os.path.isfile(x + "/run_icon.png"):
names.append("run_icon")
for name in names:
pngf = open(x + "/" + name + ".png", "rb")
b = pngf.read(1)
str = " /* AUTOGENERATED FILE, DO NOT EDIT */ \n"
str += " static const unsigned char _" + x[9:] + "_" + name + "[]={"
while len(b) == 1:
str += hex(ord(b))
b = pngf.read(1)
if len(b) == 1:
str += ","
str += "};\n"
pngf.close()
# NOTE: It is safe to generate this file here, since this is still executed serially
wf = x + "/" + name + ".gen.h"
with open(wf, "w") as pngw:
pngw.write(str)
def no_verbose(sys, env):
colors = {}
# Colors are disabled in non-TTY environments such as pipes. This means
# that if output is redirected to a file, it will not contain color codes
if sys.stdout.isatty():
colors["cyan"] = "\033[96m"
colors["purple"] = "\033[95m"
colors["blue"] = "\033[94m"
colors["green"] = "\033[92m"
colors["yellow"] = "\033[93m"
colors["red"] = "\033[91m"
colors["end"] = "\033[0m"
else:
colors["cyan"] = ""
colors["purple"] = ""
colors["blue"] = ""
colors["green"] = ""
colors["yellow"] = ""
colors["red"] = ""
colors["end"] = ""
compile_source_message = "{}Compiling {}==> {}$SOURCE{}".format(
colors["blue"], colors["purple"], colors["yellow"], colors["end"]
)
java_compile_source_message = "{}Compiling {}==> {}$SOURCE{}".format(
colors["blue"], colors["purple"], colors["yellow"], colors["end"]
)
compile_shared_source_message = "{}Compiling shared {}==> {}$SOURCE{}".format(
colors["blue"], colors["purple"], colors["yellow"], colors["end"]
)
link_program_message = "{}Linking Program {}==> {}$TARGET{}".format(
colors["red"], colors["purple"], colors["yellow"], colors["end"]
)
link_library_message = "{}Linking Static Library {}==> {}$TARGET{}".format(
colors["red"], colors["purple"], colors["yellow"], colors["end"]
)
ranlib_library_message = "{}Ranlib Library {}==> {}$TARGET{}".format(
colors["red"], colors["purple"], colors["yellow"], colors["end"]
)
link_shared_library_message = "{}Linking Shared Library {}==> {}$TARGET{}".format(
colors["red"], colors["purple"], colors["yellow"], colors["end"]
)
java_library_message = "{}Creating Java Archive {}==> {}$TARGET{}".format(
colors["red"], colors["purple"], colors["yellow"], colors["end"]
)
env.Append(CXXCOMSTR=[compile_source_message])
env.Append(CCCOMSTR=[compile_source_message])
env.Append(SHCCCOMSTR=[compile_shared_source_message])
env.Append(SHCXXCOMSTR=[compile_shared_source_message])
env.Append(ARCOMSTR=[link_library_message])
env.Append(RANLIBCOMSTR=[ranlib_library_message])
env.Append(SHLINKCOMSTR=[link_shared_library_message])
env.Append(LINKCOMSTR=[link_program_message])
env.Append(JARCOMSTR=[java_library_message])
env.Append(JAVACCOMSTR=[java_compile_source_message])
def detect_visual_c_compiler_version(tools_env):
# tools_env is the variable scons uses to call tools that execute tasks, SCons's env['ENV'] that executes tasks...
# (see the SCons documentation for more information on what it does)...
# in order for this function to be well encapsulated i choose to force it to receive SCons's TOOLS env (env['ENV']
# and not scons setup environment (env)... so make sure you call the right environment on it or it will fail to detect
# the proper vc version that will be called
# There is no flag to give to visual c compilers to set the architecture, ie scons bits argument (32,64,ARM etc)
# There are many different cl.exe files that are run, and each one compiles & links to a different architecture
# As far as I know, the only way to figure out what compiler will be run when Scons calls cl.exe via Program()
# is to check the PATH variable and figure out which one will be called first. Code below does that and returns:
# the following string values:
# "" Compiler not detected
# "amd64" Native 64 bit compiler
# "amd64_x86" 64 bit Cross Compiler for 32 bit
# "x86" Native 32 bit compiler
# "x86_amd64" 32 bit Cross Compiler for 64 bit
# There are other architectures, but Godot does not support them currently, so this function does not detect arm/amd64_arm
# and similar architectures/compilers
# Set chosen compiler to "not detected"
vc_chosen_compiler_index = -1
vc_chosen_compiler_str = ""
# Start with Pre VS 2017 checks which uses VCINSTALLDIR:
if "VCINSTALLDIR" in tools_env:
# print("Checking VCINSTALLDIR")
# find() works with -1 so big ifs below are needed... the simplest solution, in fact
# First test if amd64 and amd64_x86 compilers are present in the path
vc_amd64_compiler_detection_index = tools_env["PATH"].find(tools_env["VCINSTALLDIR"] + "BIN\\amd64;")
if vc_amd64_compiler_detection_index > -1:
vc_chosen_compiler_index = vc_amd64_compiler_detection_index
vc_chosen_compiler_str = "amd64"
vc_amd64_x86_compiler_detection_index = tools_env["PATH"].find(tools_env["VCINSTALLDIR"] + "BIN\\amd64_x86;")
if vc_amd64_x86_compiler_detection_index > -1 and (
vc_chosen_compiler_index == -1 or vc_chosen_compiler_index > vc_amd64_x86_compiler_detection_index
):
vc_chosen_compiler_index = vc_amd64_x86_compiler_detection_index
vc_chosen_compiler_str = "amd64_x86"
# Now check the 32 bit compilers
vc_x86_compiler_detection_index = tools_env["PATH"].find(tools_env["VCINSTALLDIR"] + "BIN;")
if vc_x86_compiler_detection_index > -1 and (
vc_chosen_compiler_index == -1 or vc_chosen_compiler_index > vc_x86_compiler_detection_index
):
vc_chosen_compiler_index = vc_x86_compiler_detection_index
vc_chosen_compiler_str = "x86"
vc_x86_amd64_compiler_detection_index = tools_env["PATH"].find(tools_env["VCINSTALLDIR"] + "BIN\\x86_amd64;")
if vc_x86_amd64_compiler_detection_index > -1 and (
vc_chosen_compiler_index == -1 or vc_chosen_compiler_index > vc_x86_amd64_compiler_detection_index
):
vc_chosen_compiler_index = vc_x86_amd64_compiler_detection_index
vc_chosen_compiler_str = "x86_amd64"
# and for VS 2017 and newer we check VCTOOLSINSTALLDIR:
if "VCTOOLSINSTALLDIR" in tools_env:
# Newer versions have a different path available
vc_amd64_compiler_detection_index = (
tools_env["PATH"].upper().find(tools_env["VCTOOLSINSTALLDIR"].upper() + "BIN\\HOSTX64\\X64;")
)
if vc_amd64_compiler_detection_index > -1:
vc_chosen_compiler_index = vc_amd64_compiler_detection_index
vc_chosen_compiler_str = "amd64"
vc_amd64_x86_compiler_detection_index = (
tools_env["PATH"].upper().find(tools_env["VCTOOLSINSTALLDIR"].upper() + "BIN\\HOSTX64\\X86;")
)
if vc_amd64_x86_compiler_detection_index > -1 and (
vc_chosen_compiler_index == -1 or vc_chosen_compiler_index > vc_amd64_x86_compiler_detection_index
):
vc_chosen_compiler_index = vc_amd64_x86_compiler_detection_index
vc_chosen_compiler_str = "amd64_x86"
vc_x86_compiler_detection_index = (
tools_env["PATH"].upper().find(tools_env["VCTOOLSINSTALLDIR"].upper() + "BIN\\HOSTX86\\X86;")
)
if vc_x86_compiler_detection_index > -1 and (
vc_chosen_compiler_index == -1 or vc_chosen_compiler_index > vc_x86_compiler_detection_index
):
vc_chosen_compiler_index = vc_x86_compiler_detection_index
vc_chosen_compiler_str = "x86"
vc_x86_amd64_compiler_detection_index = (
tools_env["PATH"].upper().find(tools_env["VCTOOLSINSTALLDIR"].upper() + "BIN\\HOSTX86\\X64;")
)
if vc_x86_amd64_compiler_detection_index > -1 and (
vc_chosen_compiler_index == -1 or vc_chosen_compiler_index > vc_x86_amd64_compiler_detection_index
):
vc_chosen_compiler_index = vc_x86_amd64_compiler_detection_index
vc_chosen_compiler_str = "x86_amd64"
return vc_chosen_compiler_str
def find_visual_c_batch_file(env):
from SCons.Tool.MSCommon.vc import get_default_version, get_host_target, find_batch_file
version = get_default_version(env)
(host_platform, target_platform, _) = get_host_target(env)
return find_batch_file(env, version, host_platform, target_platform)[0]
def generate_cpp_hint_file(filename):
if os.path.isfile(filename):
# Don't overwrite an existing hint file since the user may have customized it.
pass
else:
try:
with open(filename, "w") as fd:
fd.write("#define GDCLASS(m_class, m_inherits)\n")
except IOError:
print("Could not write cpp.hint file.")
def generate_vs_project(env, num_jobs):
batch_file = find_visual_c_batch_file(env)
if batch_file:
def build_commandline(commands):
common_build_prefix = [
'cmd /V /C set "plat=$(PlatformTarget)"',
'(if "$(PlatformTarget)"=="x64" (set "plat=x86_amd64"))',
'set "tools=yes"',
'(if "$(Configuration)"=="release" (set "tools=no"))',
'call "' + batch_file + '" !plat!',
]
result = " ^& ".join(common_build_prefix + [commands])
return result
env.AddToVSProject(env.core_sources)
env.AddToVSProject(env.main_sources)
env.AddToVSProject(env.modules_sources)
env.AddToVSProject(env.scene_sources)
env.AddToVSProject(env.servers_sources)
env.AddToVSProject(env.editor_sources)
# windows allows us to have spaces in paths, so we need
# to double quote off the directory. However, the path ends
# in a backslash, so we need to remove this, lest it escape the
# last double quote off, confusing MSBuild
env["MSVSBUILDCOM"] = build_commandline(
"scons --directory=\"$(ProjectDir.TrimEnd('\\'))\" platform=windows progress=no target=$(Configuration) tools=!tools! -j"
+ str(num_jobs)
)
env["MSVSREBUILDCOM"] = build_commandline(
"scons --directory=\"$(ProjectDir.TrimEnd('\\'))\" platform=windows progress=no target=$(Configuration) tools=!tools! vsproj=yes -j"
+ str(num_jobs)
)
env["MSVSCLEANCOM"] = build_commandline(
"scons --directory=\"$(ProjectDir.TrimEnd('\\'))\" --clean platform=windows progress=no target=$(Configuration) tools=!tools! -j"
+ str(num_jobs)
)
# This version information (Win32, x64, Debug, Release, Release_Debug seems to be
# required for Visual Studio to understand that it needs to generate an NMAKE
# project. Do not modify without knowing what you are doing.
debug_variants = ["debug|Win32"] + ["debug|x64"]
release_variants = ["release|Win32"] + ["release|x64"]
release_debug_variants = ["release_debug|Win32"] + ["release_debug|x64"]
variants = debug_variants + release_variants + release_debug_variants
debug_targets = ["bin\\godot.windows.tools.32.exe"] + ["bin\\godot.windows.tools.64.exe"]
release_targets = ["bin\\godot.windows.opt.32.exe"] + ["bin\\godot.windows.opt.64.exe"]
release_debug_targets = ["bin\\godot.windows.opt.tools.32.exe"] + ["bin\\godot.windows.opt.tools.64.exe"]
targets = debug_targets + release_targets + release_debug_targets
if not env.get("MSVS"):
env["MSVS"]["PROJECTSUFFIX"] = ".vcxproj"
env["MSVS"]["SOLUTIONSUFFIX"] = ".sln"
env.MSVSProject(
target=["#godot" + env["MSVSPROJECTSUFFIX"]],
incs=env.vs_incs,
srcs=env.vs_srcs,
runfile=targets,
buildtarget=targets,
auto_build_solution=1,
variant=variants,
)
else:
print("Could not locate Visual Studio batch file to set up the build environment. Not generating VS project.")
def precious_program(env, program, sources, **args):
program = env.ProgramOriginal(program, sources, **args)
env.Precious(program)
return program
def add_shared_library(env, name, sources, **args):
library = env.SharedLibrary(name, sources, **args)
env.NoCache(library)
return library
def add_library(env, name, sources, **args):
library = env.Library(name, sources, **args)
env.NoCache(library)
return library
def add_program(env, name, sources, **args):
program = env.Program(name, sources, **args)
env.NoCache(program)
return program
def CommandNoCache(env, target, sources, command, **args):
result = env.Command(target, sources, command, **args)
env.NoCache(result)
return result
def detect_darwin_sdk_path(platform, env):
sdk_name = ""
if platform == "osx":
sdk_name = "macosx"
var_name = "MACOS_SDK_PATH"
elif platform == "iphone":
sdk_name = "iphoneos"
var_name = "IPHONESDK"
elif platform == "iphonesimulator":
sdk_name = "iphonesimulator"
var_name = "IPHONESDK"
else:
raise Exception("Invalid platform argument passed to detect_darwin_sdk_path")
if not env[var_name]:
try:
sdk_path = subprocess.check_output(["xcrun", "--sdk", sdk_name, "--show-sdk-path"]).strip().decode("utf-8")
if sdk_path:
env[var_name] = sdk_path
except (subprocess.CalledProcessError, OSError):
print("Failed to find SDK path while running xcrun --sdk {} --show-sdk-path.".format(sdk_name))
raise
def is_vanilla_clang(env):
if not using_clang(env):
return False
try:
version = subprocess.check_output([env.subst(env["CXX"]), "--version"]).strip().decode("utf-8")
except (subprocess.CalledProcessError, OSError):
print("Couldn't parse CXX environment variable to infer compiler version.")
return False
return not version.startswith("Apple")
def get_compiler_version(env):
"""
Returns an array of version numbers as ints: [major, minor, patch].
The return array should have at least two values (major, minor).
"""
if not env.msvc:
# Not using -dumpversion as some GCC distros only return major, and
# Clang used to return hardcoded 4.2.1: # https://reviews.llvm.org/D56803
try:
version = subprocess.check_output([env.subst(env["CXX"]), "--version"]).strip().decode("utf-8")
except (subprocess.CalledProcessError, OSError):
print("Couldn't parse CXX environment variable to infer compiler version.")
return None
else: # TODO: Implement for MSVC
return None
match = re.search("[0-9]+\.[0-9.]+", version)
if match is not None:
return list(map(int, match.group().split(".")))
else:
return None
def using_gcc(env):
return "gcc" in os.path.basename(env["CC"])
def using_clang(env):
return "clang" in os.path.basename(env["CC"])
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