import os import sys import re import glob import subprocess from collections import OrderedDict from collections.abc import Mapping from typing import Iterator from pathlib import Path from os.path import normpath, basename # Get the "Godot" folder name ahead of time base_folder_path = str(os.path.abspath(Path(__file__).parent)) + "/" base_folder_only = os.path.basename(os.path.normpath(base_folder_path)) # Listing all the folders we have converted # for SCU in scu_builders.py _scu_folders = set() def set_scu_folders(scu_folders): global _scu_folders _scu_folders = scu_folders def add_source_files_orig(self, sources, files, allow_gen=False): # 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: # Exclude .gen.cpp files from globbing, to avoid including obsolete ones. # They should instead be added manually. skip_gen_cpp = "*" in files dir_path = self.Dir(".").abspath files = sorted(glob.glob(dir_path + "/" + files)) if skip_gen_cpp and not allow_gen: files = [f for f in files if not f.endswith(".gen.cpp")] # Add each path as compiled Object following environment (self) configuration for path in files: obj = self.Object(path) if obj in sources: print('WARNING: Object "{}" already included in environment sources.'.format(obj)) continue sources.append(obj) # The section name is used for checking # the hash table to see whether the folder # is included in the SCU build. # It will be something like "core/math". def _find_scu_section_name(subdir): section_path = os.path.abspath(subdir) + "/" folders = [] folder = "" for i in range(8): folder = os.path.dirname(section_path) folder = os.path.basename(folder) if folder == base_folder_only: break folders += [folder] section_path += "../" section_path = os.path.abspath(section_path) + "/" section_name = "" for n in range(len(folders)): # section_name += folders[len(folders) - n - 1] + " " section_name += folders[len(folders) - n - 1] if n != (len(folders) - 1): section_name += "/" return section_name def add_source_files_scu(self, sources, files, allow_gen=False): if self["scu_build"] and isinstance(files, str): if "*." not in files: return False # If the files are in a subdirectory, we want to create the scu gen # files inside this subdirectory. subdir = os.path.dirname(files) if subdir != "": subdir += "/" section_name = _find_scu_section_name(subdir) # if the section name is in the hash table? # i.e. is it part of the SCU build? global _scu_folders if section_name not in (_scu_folders): return False # Add all the gen.cpp files in the SCU directory add_source_files_orig(self, sources, subdir + "scu/scu_*.gen.cpp", True) return True return False # Either builds the folder using the SCU system, # or reverts to regular build. def add_source_files(self, sources, files, allow_gen=False): if not add_source_files_scu(self, sources, files, allow_gen): # Wraps the original function when scu build is not active. add_source_files_orig(self, sources, files, allow_gen) return False return True 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'" self["CCFLAGS"] = [x for x in self["CCFLAGS"] if not (x.startswith("/W") or x.startswith("/w"))] self["CFLAGS"] = [x for x in self["CFLAGS"] if not (x.startswith("/W") or x.startswith("/w"))] self["CXXFLAGS"] = [x for x in self["CXXFLAGS"] if not (x.startswith("/W") or x.startswith("/w"))] self.AppendUnique(CCFLAGS=["/w"]) else: self.AppendUnique(CCFLAGS=["-w"]) def force_optimization_on_debug(self): # 'self' is the environment if self["target"] == "template_release": return if self.msvc: # We have to remove existing optimization level defines before appending /O2, # otherwise we get: "warning D9025 : overriding '/0d' with '/02'" self["CCFLAGS"] = [x for x in self["CCFLAGS"] if not x.startswith("/O")] self["CFLAGS"] = [x for x in self["CFLAGS"] if not x.startswith("/O")] self["CXXFLAGS"] = [x for x in self["CXXFLAGS"] if not x.startswith("/O")] self.AppendUnique(CCFLAGS=["/O2"]) else: self.AppendUnique(CCFLAGS=["-O3"]) def add_module_version_string(self, s): self.module_version_string += "." + s def get_version_info(module_version_string="", silent=False): build_name = "custom_build" if os.getenv("BUILD_NAME") != None: build_name = str(os.getenv("BUILD_NAME")) if not silent: print(f"Using custom build name: '{build_name}'.") import version version_info = { "short_name": str(version.short_name), "name": str(version.name), "major": int(version.major), "minor": int(version.minor), "patch": int(version.patch), "status": str(version.status), "build": str(build_name), "module_config": str(version.module_config) + module_version_string, "website": str(version.website), "docs_branch": str(version.docs), } # For dev snapshots (alpha, beta, RC, etc.) we do not commit status change to Git, # so this define provides a way to override it without having to modify the source. if os.getenv("GODOT_VERSION_STATUS") != None: version_info["status"] = str(os.getenv("GODOT_VERSION_STATUS")) if not silent: print(f"Using version status '{version_info['status']}', overriding the original '{version.status}'.") # Parse Git hash if we're in a Git repo. githash = "" gitfolder = ".git" if os.path.isfile(".git"): with open(".git", "r", encoding="utf-8") as file: module_folder = file.readline().strip() if module_folder.startswith("gitdir: "): gitfolder = module_folder[8:] if os.path.isfile(os.path.join(gitfolder, "HEAD")): with open(os.path.join(gitfolder, "HEAD"), "r", encoding="utf8") as file: head = file.readline().strip() if head.startswith("ref: "): ref = head[5:] # If this directory is a Git worktree instead of a root clone. parts = gitfolder.split("/") if len(parts) > 2 and parts[-2] == "worktrees": gitfolder = "/".join(parts[0:-2]) head = os.path.join(gitfolder, ref) packedrefs = os.path.join(gitfolder, "packed-refs") if os.path.isfile(head): with open(head, "r", encoding="utf-8") as file: githash = file.readline().strip() elif os.path.isfile(packedrefs): # Git may pack refs into a single file. This code searches .git/packed-refs file for the current ref's hash. # https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-pack-refs.html for line in open(packedrefs, "r", encoding="utf-8").read().splitlines(): if line.startswith("#"): continue (line_hash, line_ref) = line.split(" ") if ref == line_ref: githash = line_hash break else: githash = head version_info["git_hash"] = githash # Fallback to 0 as a timestamp (will be treated as "unknown" in the engine). version_info["git_timestamp"] = 0 # Get the UNIX timestamp of the build commit. if os.path.exists(".git"): try: version_info["git_timestamp"] = subprocess.check_output( ["git", "log", "-1", "--pretty=format:%ct", githash] ).decode("utf-8") except (subprocess.CalledProcessError, OSError): # `git` not found in PATH. pass return version_info _cleanup_env = None _cleanup_bool = False def write_file_if_needed(path, string): """Generates a file only if it doesn't already exist or the content has changed. Utilizes a dedicated SCons environment to ensure the files are properly removed during cleanup; will not attempt to create files during cleanup. - `path` - Path to the file in question; used to create cleanup logic. - `string` - Content to compare against an existing file. """ global _cleanup_env global _cleanup_bool if _cleanup_env is None: from SCons.Environment import Environment _cleanup_env = Environment() _cleanup_bool = _cleanup_env.GetOption("clean") _cleanup_env.Clean("#", path) if _cleanup_bool: return try: with open(path, "r", encoding="utf-8", newline="\n") as f: if f.read() == string: return except FileNotFoundError: pass with open(path, "w", encoding="utf-8", newline="\n") as f: f.write(string) def generate_version_header(module_version_string=""): version_info = get_version_info(module_version_string) version_info_header = """\ /* THIS FILE IS GENERATED DO NOT EDIT */ #ifndef VERSION_GENERATED_GEN_H #define VERSION_GENERATED_GEN_H #define VERSION_SHORT_NAME "{short_name}" #define VERSION_NAME "{name}" #define VERSION_MAJOR {major} #define VERSION_MINOR {minor} #define VERSION_PATCH {patch} #define VERSION_STATUS "{status}" #define VERSION_BUILD "{build}" #define VERSION_MODULE_CONFIG "{module_config}" #define VERSION_WEBSITE "{website}" #define VERSION_DOCS_BRANCH "{docs_branch}" #define VERSION_DOCS_URL "https://docs.godotengine.org/en/" VERSION_DOCS_BRANCH #endif // VERSION_GENERATED_GEN_H """.format( **version_info ) version_hash_data = """\ /* THIS FILE IS GENERATED DO NOT EDIT */ #include "core/version.h" const char *const VERSION_HASH = "{git_hash}"; const uint64_t VERSION_TIMESTAMP = {git_timestamp}; """.format( **version_info ) write_file_if_needed("core/version_generated.gen.h", version_info_header) write_file_if_needed("core/version_hash.gen.cpp", version_hash_data) def parse_cg_file(fname, uniforms, sizes, conditionals): with open(fname, "r", encoding="utf-8") as fs: 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() def get_cmdline_bool(option, default): """We use `ARGUMENTS.get()` to check if options were manually overridden on the command line, and SCons' _text2bool helper to convert them to booleans, otherwise they're handled as strings. """ from SCons.Script import ARGUMENTS from SCons.Variables.BoolVariable import _text2bool cmdline_val = ARGUMENTS.get(option) if cmdline_val is not None: return _text2bool(cmdline_val) else: return default def detect_modules(search_path, recursive=False): """Detects and collects a list of C++ modules at specified path `search_path` - a directory path containing modules. The path may point to a single module, which may have other nested modules. A module must have "register_types.h", "SCsub", "config.py" files created to be detected. `recursive` - if `True`, then all subdirectories are searched for modules as specified by the `search_path`, otherwise collects all modules under the `search_path` directory. If the `search_path` is a module, it is collected in all cases. Returns an `OrderedDict` with module names as keys, and directory paths as values. If a path is relative, then it is a built-in module. If a path is absolute, then it is a custom module collected outside of the engine source. """ modules = OrderedDict() def add_module(path): module_name = os.path.basename(path) module_path = path.replace("\\", "/") # win32 modules[module_name] = module_path def is_engine(path): # Prevent recursively detecting modules in self and other # Godot sources when using `custom_modules` build option. version_path = os.path.join(path, "version.py") if os.path.exists(version_path): with open(version_path) as f: if 'short_name = "godot"' in f.read(): return True return False def get_files(path): files = glob.glob(os.path.join(path, "*")) # Sort so that `register_module_types` does not change that often, # and plugins are registered in alphabetic order as well. files.sort() return files if not recursive: if is_module(search_path): add_module(search_path) for path in get_files(search_path): if is_engine(path): continue if is_module(path): add_module(path) else: to_search = [search_path] while to_search: path = to_search.pop() if is_module(path): add_module(path) for child in get_files(path): if not os.path.isdir(child): continue if is_engine(child): continue to_search.insert(0, child) return modules def is_module(path): if not os.path.isdir(path): return False must_exist = ["register_types.h", "SCsub", "config.py"] for f in must_exist: if not os.path.exists(os.path.join(path, f)): return False return True def write_disabled_classes(class_list): file_contents = "" file_contents += "/* THIS FILE IS GENERATED DO NOT EDIT */\n" file_contents += "#ifndef DISABLED_CLASSES_GEN_H\n" file_contents += "#define DISABLED_CLASSES_GEN_H\n\n" for c in class_list: cs = c.strip() if cs != "": file_contents += "#define ClassDB_Disable_" + cs + " 1\n" file_contents += "\n#endif\n" write_file_if_needed("core/disabled_classes.gen.h", file_contents) def write_modules(modules): includes_cpp = "" initialize_cpp = "" uninitialize_cpp = "" for name, path in modules.items(): try: with open(os.path.join(path, "register_types.h")): includes_cpp += '#include "' + path + '/register_types.h"\n' initialize_cpp += "#ifdef MODULE_" + name.upper() + "_ENABLED\n" initialize_cpp += "\tinitialize_" + name + "_module(p_level);\n" initialize_cpp += "#endif\n" uninitialize_cpp += "#ifdef MODULE_" + name.upper() + "_ENABLED\n" uninitialize_cpp += "\tuninitialize_" + name + "_module(p_level);\n" uninitialize_cpp += "#endif\n" except OSError: 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 initialize_modules(ModuleInitializationLevel p_level) { %s } void uninitialize_modules(ModuleInitializationLevel p_level) { %s } """ % ( includes_cpp, initialize_cpp, uninitialize_cpp, ) write_file_if_needed("modules/register_module_types.gen.cpp", modules_cpp) def convert_custom_modules_path(path): if not path: return path path = os.path.realpath(os.path.expanduser(os.path.expandvars(path))) err_msg = "Build option 'custom_modules' must %s" if not os.path.isdir(path): raise ValueError(err_msg % "point to an existing directory.") if path == os.path.realpath("modules"): raise ValueError(err_msg % "be a directory other than built-in `modules` directory.") return path def disable_module(self): self.disabled_modules.append(self.current_module) def module_add_dependencies(self, module, dependencies, optional=False): """ Adds dependencies for a given module. Meant to be used in module `can_build` methods. """ if module not in self.module_dependencies: self.module_dependencies[module] = [[], []] if optional: self.module_dependencies[module][1].extend(dependencies) else: self.module_dependencies[module][0].extend(dependencies) def module_check_dependencies(self, module): """ Checks if module dependencies are enabled for a given module, and prints a warning if they aren't. Meant to be used in module `can_build` methods. Returns a boolean (True if dependencies are satisfied). """ missing_deps = [] required_deps = self.module_dependencies[module][0] if module in self.module_dependencies else [] for dep in required_deps: opt = "module_{}_enabled".format(dep) if not opt in self or not self[opt]: missing_deps.append(dep) if missing_deps != []: print( "Disabling '{}' module as the following dependencies are not satisfied: {}".format( module, ", ".join(missing_deps) ) ) return False else: return True def sort_module_list(env): out = OrderedDict() deps = {k: v[0] + list(filter(lambda x: x in env.module_list, v[1])) for k, v in env.module_dependencies.items()} frontier = list(env.module_list.keys()) explored = [] while len(frontier): cur = frontier.pop() deps_list = deps[cur] if cur in deps else [] if len(deps_list) and any([d not in explored for d in deps_list]): # Will explore later, after its dependencies frontier.insert(0, cur) continue explored.append(cur) for k in explored: env.module_list.move_to_end(k) 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 loses 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 popen_args = { "stdin": subprocess.PIPE, "stdout": subprocess.PIPE, "stderr": subprocess.PIPE, "startupinfo": startupinfo, "shell": False, "env": env, } if sys.version_info >= (3, 7, 0): popen_args["text"] = True proc = subprocess.Popen(cmdline, **popen_args) _, 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 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["blue"] = "\033[0;94m" colors["bold_blue"] = "\033[1;94m" colors["reset"] = "\033[0m" else: colors["blue"] = "" colors["bold_blue"] = "" colors["reset"] = "" # There is a space before "..." to ensure that source file names can be # Ctrl + clicked in the VS Code terminal. compile_source_message = "{}Compiling {}$SOURCE{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) java_compile_source_message = "{}Compiling {}$SOURCE{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) compile_shared_source_message = "{}Compiling shared {}$SOURCE{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) link_program_message = "{}Linking Program {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) link_library_message = "{}Linking Static Library {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) ranlib_library_message = "{}Ranlib Library {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) link_shared_library_message = "{}Linking Shared Library {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) java_library_message = "{}Creating Java Archive {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) compiled_resource_message = "{}Creating Compiled Resource {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) generated_file_message = "{}Generating {}$TARGET{} ...{}".format( colors["blue"], colors["bold_blue"], colors["blue"], colors["reset"] ) 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]) env.Append(RCCOMSTR=[compiled_resource_message]) env.Append(GENCOMSTR=[generated_file_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, i.e. scons arch argument (x86_32, x86_64, arm64, 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_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, find_vc_pdir # Syntax changed in SCons 4.4.0. from SCons import __version__ as scons_raw_version scons_ver = env._get_major_minor_revision(scons_raw_version) msvc_version = get_default_version(env) if scons_ver >= (4, 4, 0): (host_platform, target_platform, _) = get_host_target(env, msvc_version) else: (host_platform, target_platform, _) = get_host_target(env) if scons_ver < (4, 6, 0): return find_batch_file(env, msvc_version, host_platform, target_platform)[0] # Scons 4.6.0+ removed passing env, so we need to get the product_dir ourselves first, # then pass that as the last param instead of env as the first param as before. # We should investigate if we can avoid relying on SCons internals here. product_dir = find_vc_pdir(env, msvc_version) return find_batch_file(msvc_version, host_platform, target_platform, product_dir)[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", encoding="utf-8", newline="\n") as fd: fd.write("#define GDCLASS(m_class, m_inherits)\n") except OSError: print("Could not write cpp.hint file.") def glob_recursive(pattern, node="."): from SCons import Node from SCons.Script import Glob results = [] for f in Glob(str(node) + "/*", source=True): if type(f) is Node.FS.Dir: results += glob_recursive(pattern, f) results += Glob(str(node) + "/" + pattern, source=True) return results def add_to_vs_project(env, sources): for x in sources: if type(x) == type(""): fname = env.File(x).path else: fname = env.File(x)[0].path pieces = fname.split(".") if len(pieces) > 0: basename = pieces[0] basename = basename.replace("\\\\", "/") if os.path.isfile(basename + ".h"): env.vs_incs += [basename + ".h"] elif os.path.isfile(basename + ".hpp"): env.vs_incs += [basename + ".hpp"] if os.path.isfile(basename + ".c"): env.vs_srcs += [basename + ".c"] elif os.path.isfile(basename + ".cpp"): env.vs_srcs += [basename + ".cpp"] 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 Run(env, function): from SCons.Script import Action return Action(function, "$GENCOMSTR") def detect_darwin_sdk_path(platform, env): sdk_name = "" if platform == "macos": sdk_name = "macosx" var_name = "MACOS_SDK_PATH" elif platform == "ios": sdk_name = "iphoneos" var_name = "IOS_SDK_PATH" elif platform == "iossimulator": sdk_name = "iphonesimulator" var_name = "IOS_SDK_PATH" 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 a dictionary with various version information: - major, minor, patch: Version following semantic versioning system - metadata1, metadata2: Extra information - date: Date of the build """ ret = { "major": -1, "minor": -1, "patch": -1, "metadata1": None, "metadata2": None, "date": None, "apple_major": -1, "apple_minor": -1, "apple_patch1": -1, "apple_patch2": -1, "apple_patch3": -1, } 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 ret else: # TODO: Implement for MSVC return ret match = re.search( r"(?:(?<=version )|(?<=\) )|(?<=^))" r"(?P\d+)" r"(?:\.(?P\d*))?" r"(?:\.(?P\d*))?" r"(?:-(?P[0-9a-zA-Z-]*))?" r"(?:\+(?P[0-9a-zA-Z-]*))?" r"(?: (?P[0-9]{8}|[0-9]{6})(?![0-9a-zA-Z]))?", version, ) if match is not None: for key, value in match.groupdict().items(): if value is not None: ret[key] = value match_apple = re.search( r"(?:(?<=clang-)|(?<=\) )|(?<=^))" r"(?P\d+)" r"(?:\.(?P\d*))?" r"(?:\.(?P\d*))?" r"(?:\.(?P\d*))?" r"(?:\.(?P\d*))?", version, ) if match_apple is not None: for key, value in match_apple.groupdict().items(): if value is not None: ret[key] = value # Transform semantic versioning to integers for key in [ "major", "minor", "patch", "apple_major", "apple_minor", "apple_patch1", "apple_patch2", "apple_patch3", ]: ret[key] = int(ret[key] or -1) return ret def using_gcc(env): return "gcc" in os.path.basename(env["CC"]) def using_clang(env): return "clang" in os.path.basename(env["CC"]) def using_emcc(env): return "emcc" in os.path.basename(env["CC"]) def show_progress(env): if env["ninja"]: # Has its own progress/tracking tool that clashes with ours return import sys from SCons.Script import Progress, Command, AlwaysBuild screen = sys.stdout # Progress reporting is not available in non-TTY environments since it # messes with the output (for example, when writing to a file) show_progress = env["progress"] and sys.stdout.isatty() node_count = 0 node_count_max = 0 node_count_interval = 1 node_count_fname = str(env.Dir("#")) + "/.scons_node_count" import time, math class cache_progress: # The default is 1 GB cache and 12 hours half life def __init__(self, path=None, limit=1073741824, half_life=43200): self.path = path self.limit = limit self.exponent_scale = math.log(2) / half_life if env["verbose"] and path != None: screen.write( "Current cache limit is {} (used: {})\n".format( self.convert_size(limit), self.convert_size(self.get_size(path)) ) ) self.delete(self.file_list()) def __call__(self, node, *args, **kw): nonlocal node_count, node_count_max, node_count_interval, node_count_fname, show_progress if show_progress: # Print the progress percentage node_count += node_count_interval if node_count_max > 0 and node_count <= node_count_max: screen.write("\r[%3d%%] " % (node_count * 100 / node_count_max)) screen.flush() elif node_count_max > 0 and node_count > node_count_max: screen.write("\r[100%] ") screen.flush() else: screen.write("\r[Initial build] ") screen.flush() def delete(self, files): if len(files) == 0: return if env["verbose"]: # Utter something screen.write("\rPurging %d %s from cache...\n" % (len(files), len(files) > 1 and "files" or "file")) [os.remove(f) for f in files] def file_list(self): if self.path is None: # Nothing to do return [] # Gather a list of (filename, (size, atime)) within the # cache directory file_stat = [(x, os.stat(x)[6:8]) for x in glob.glob(os.path.join(self.path, "*", "*"))] if file_stat == []: # Nothing to do return [] # Weight the cache files by size (assumed to be roughly # proportional to the recompilation time) times an exponential # decay since the ctime, and return a list with the entries # (filename, size, weight). current_time = time.time() file_stat = [(x[0], x[1][0], (current_time - x[1][1])) for x in file_stat] # Sort by the most recently accessed files (most sensible to keep) first file_stat.sort(key=lambda x: x[2]) # Search for the first entry where the storage limit is # reached sum, mark = 0, None for i, x in enumerate(file_stat): sum += x[1] if sum > self.limit: mark = i break if mark is None: return [] else: return [x[0] for x in file_stat[mark:]] def convert_size(self, size_bytes): if size_bytes == 0: return "0 bytes" size_name = ("bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB") i = int(math.floor(math.log(size_bytes, 1024))) p = math.pow(1024, i) s = round(size_bytes / p, 2) return "%s %s" % (int(s) if i == 0 else s, size_name[i]) def get_size(self, start_path="."): total_size = 0 for dirpath, dirnames, filenames in os.walk(start_path): for f in filenames: fp = os.path.join(dirpath, f) total_size += os.path.getsize(fp) return total_size def progress_finish(target, source, env): nonlocal node_count, progressor try: with open(node_count_fname, "w", encoding="utf-8", newline="\n") as f: f.write("%d\n" % node_count) progressor.delete(progressor.file_list()) except Exception: pass try: with open(node_count_fname) as f: node_count_max = int(f.readline()) except Exception: pass cache_directory = os.environ.get("SCONS_CACHE") # Simple cache pruning, attached to SCons' progress callback. Trim the # cache directory to a size not larger than cache_limit. cache_limit = float(os.getenv("SCONS_CACHE_LIMIT", 1024)) * 1024 * 1024 progressor = cache_progress(cache_directory, cache_limit) Progress(progressor, interval=node_count_interval) progress_finish_command = Command("progress_finish", [], progress_finish) AlwaysBuild(progress_finish_command) def dump(env): # Dumps latest build information for debugging purposes and external tools. from json import dump def non_serializable(obj): return "<>" % (type(obj).__qualname__) with open(".scons_env.json", "w", encoding="utf-8", newline="\n") as f: dump(env.Dictionary(), f, indent=4, default=non_serializable) # Custom Visual Studio project generation logic that supports any platform that has a msvs.py # script, so Visual Studio can be used to run scons for any platform, with the right defines per target. # Invoked with scons vsproj=yes # # Only platforms that opt in to vs proj generation by having a msvs.py file in the platform folder are included. # Platforms with a msvs.py file will be added to the solution, but only the current active platform+target+arch # will have a build configuration generated, because we only know what the right defines/includes/flags/etc are # on the active build target. # # Platforms that don't support an editor target will have a dummy editor target that won't do anything on build, # but will have the files and configuration for the windows editor target. # # To generate build configuration files for all platforms+targets+arch combinations, users can call # scons vsproj=yes # for each combination of platform+target+arch. This will generate the relevant vs project files but # skip the build process. This lets project files be quickly generated even if there are build errors. # # To generate AND build from the command line: # scons vsproj=yes vsproj_gen_only=yes def generate_vs_project(env, original_args, project_name="godot"): # Augmented glob_recursive that also fills the dirs argument with traversed directories that have content. def glob_recursive_2(pattern, dirs, node="."): from SCons import Node from SCons.Script import Glob results = [] for f in Glob(str(node) + "/*", source=True): if type(f) is Node.FS.Dir: results += glob_recursive_2(pattern, dirs, f) r = Glob(str(node) + "/" + pattern, source=True) if len(r) > 0 and not str(node) in dirs: d = "" for part in str(node).split("\\"): d += part if not d in dirs: dirs.append(d) d += "\\" results += r return results def get_bool(args, option, default): from SCons.Variables.BoolVariable import _text2bool val = args.get(option, default) if val is not None: try: return _text2bool(val) except: return default else: return default def format_key_value(v): if type(v) in [tuple, list]: return v[0] if len(v) == 1 else f"{v[0]}={v[1]}" return v filtered_args = original_args.copy() # Ignore the "vsproj" option to not regenerate the VS project on every build filtered_args.pop("vsproj", None) # This flag allows users to regenerate the proj files but skip the building process. # This lets projects be regenerated even if there are build errors. filtered_args.pop("vsproj_gen_only", None) # This flag allows users to regenerate only the props file without touching the sln or vcxproj files. # This preserves any customizations users have done to the solution, while still updating the file list # and build commands. filtered_args.pop("vsproj_props_only", None) # The "progress" option is ignored as the current compilation progress indication doesn't work in VS filtered_args.pop("progress", None) # We add these three manually because they might not be explicitly passed in, and it's important to always set them. filtered_args.pop("platform", None) filtered_args.pop("target", None) filtered_args.pop("arch", None) platform = env["platform"] target = env["target"] arch = env["arch"] vs_configuration = {} common_build_prefix = [] confs = [] for x in sorted(glob.glob("platform/*")): # Only platforms that opt in to vs proj generation are included. if not os.path.isdir(x) or not os.path.exists(x + "/msvs.py"): continue tmppath = "./" + x sys.path.insert(0, tmppath) import msvs vs_plats = [] vs_confs = [] try: platform_name = x[9:] vs_plats = msvs.get_platforms() vs_confs = msvs.get_configurations() val = [] for plat in vs_plats: val += [{"platform": plat[0], "architecture": plat[1]}] vsconf = {"platform": platform_name, "targets": vs_confs, "arches": val} confs += [vsconf] # Save additional information about the configuration for the actively selected platform, # so we can generate the platform-specific props file with all the build commands/defines/etc if platform == platform_name: common_build_prefix = msvs.get_build_prefix(env) vs_configuration = vsconf except Exception: pass sys.path.remove(tmppath) sys.modules.pop("msvs") headers = [] headers_dirs = [] for file in glob_recursive_2("*.h", headers_dirs): headers.append(str(file).replace("/", "\\")) for file in glob_recursive_2("*.hpp", headers_dirs): headers.append(str(file).replace("/", "\\")) sources = [] sources_dirs = [] for file in glob_recursive_2("*.cpp", sources_dirs): sources.append(str(file).replace("/", "\\")) for file in glob_recursive_2("*.c", sources_dirs): sources.append(str(file).replace("/", "\\")) others = [] others_dirs = [] for file in glob_recursive_2("*.natvis", others_dirs): others.append(str(file).replace("/", "\\")) for file in glob_recursive_2("*.glsl", others_dirs): others.append(str(file).replace("/", "\\")) skip_filters = False import hashlib import json md5 = hashlib.md5( json.dumps(headers + headers_dirs + sources + sources_dirs + others + others_dirs, sort_keys=True).encode( "utf-8" ) ).hexdigest() if os.path.exists(f"{project_name}.vcxproj.filters"): with open(f"{project_name}.vcxproj.filters", "r", encoding="utf-8") as file: existing_filters = file.read() match = re.search(r"(?ms)^