#!/usr/bin/env python EnsureSConsVersion(0, 98, 1) import string import os import os.path import glob import sys import methods # scan possible build platforms platform_list = [] # list of platforms platform_opts = {} # options for each platform platform_flags = {} # flags for each platform active_platforms = [] active_platform_ids = [] platform_exporters = [] platform_apis = [] global_defaults = [] for x in glob.glob("platform/*"): if (not os.path.isdir(x) or not os.path.exists(x + "/detect.py")): continue tmppath = "./" + x sys.path.append(tmppath) import detect if (os.path.exists(x + "/export/export.cpp")): platform_exporters.append(x[9:]) if (os.path.exists(x + "/api/api.cpp")): platform_apis.append(x[9:]) if (os.path.exists(x + "/globals/global_defaults.cpp")): global_defaults.append(x[9:]) if (detect.is_active()): active_platforms.append(detect.get_name()) active_platform_ids.append(x) if (detect.can_build()): x = x.replace("platform/", "") # rest of world x = x.replace("platform\\", "") # win32 platform_list += [x] platform_opts[x] = detect.get_opts() platform_flags[x] = detect.get_flags() sys.path.remove(tmppath) sys.modules.pop('detect') module_list = methods.detect_modules() methods.save_active_platforms(active_platforms, active_platform_ids) custom_tools = ['default'] platform_arg = ARGUMENTS.get("platform", ARGUMENTS.get("p", False)) if os.name == "nt" and (platform_arg == "android" or ARGUMENTS.get("use_mingw", False)): custom_tools = ['mingw'] elif platform_arg == 'javascript': # Use generic POSIX build toolchain for Emscripten. custom_tools = ['cc', 'c++', 'ar', 'link', 'textfile', 'zip'] env_base = Environment(tools=custom_tools) if 'TERM' in os.environ: env_base['ENV']['TERM'] = os.environ['TERM'] env_base.AppendENVPath('PATH', os.getenv('PATH')) env_base.AppendENVPath('PKG_CONFIG_PATH', os.getenv('PKG_CONFIG_PATH')) env_base.global_defaults = global_defaults env_base.android_maven_repos = [] env_base.android_flat_dirs = [] env_base.android_dependencies = [] env_base.android_gradle_plugins = [] env_base.android_gradle_classpath = [] env_base.android_java_dirs = [] env_base.android_res_dirs = [] env_base.android_aidl_dirs = [] env_base.android_jni_dirs = [] env_base.android_default_config = [] env_base.android_manifest_chunk = "" env_base.android_permission_chunk = "" env_base.android_appattributes_chunk = "" env_base.disabled_modules = [] env_base.use_ptrcall = False env_base.split_drivers = False env_base.split_modules = False env_base.module_version_string = "" env_base.msvc = False # To decide whether to rebuild a file, use the MD5 sum only if the timestamp has changed. # http://scons.org/doc/production/HTML/scons-user/ch06.html#idm139837621851792 env_base.Decider('MD5-timestamp') # Use cached implicit dependencies by default. Can be overridden by specifying `--implicit-deps-changed` in the command line. # http://scons.org/doc/production/HTML/scons-user/ch06s04.html env_base.SetOption('implicit_cache', 1) env_base.__class__.android_add_maven_repository = methods.android_add_maven_repository env_base.__class__.android_add_flat_dir = methods.android_add_flat_dir env_base.__class__.android_add_dependency = methods.android_add_dependency env_base.__class__.android_add_java_dir = methods.android_add_java_dir env_base.__class__.android_add_res_dir = methods.android_add_res_dir env_base.__class__.android_add_aidl_dir = methods.android_add_aidl_dir env_base.__class__.android_add_jni_dir = methods.android_add_jni_dir env_base.__class__.android_add_default_config = methods.android_add_default_config env_base.__class__.android_add_to_manifest = methods.android_add_to_manifest env_base.__class__.android_add_to_permissions = methods.android_add_to_permissions env_base.__class__.android_add_to_attributes = methods.android_add_to_attributes env_base.__class__.android_add_gradle_plugin = methods.android_add_gradle_plugin env_base.__class__.android_add_gradle_classpath = methods.android_add_gradle_classpath env_base.__class__.disable_module = methods.disable_module env_base.__class__.add_module_version_string = methods.add_module_version_string env_base.__class__.add_source_files = methods.add_source_files env_base.__class__.use_windows_spawn_fix = methods.use_windows_spawn_fix env_base.__class__.split_lib = methods.split_lib env_base.__class__.add_shared_library = methods.add_shared_library env_base.__class__.add_library = methods.add_library env_base.__class__.add_program = methods.add_program env_base.__class__.CommandNoCache = methods.CommandNoCache env_base["x86_libtheora_opt_gcc"] = False env_base["x86_libtheora_opt_vc"] = False # Build options customs = ['custom.py'] profile = ARGUMENTS.get("profile", False) if profile: import os.path if os.path.isfile(profile): customs.append(profile) elif os.path.isfile(profile + ".py"): customs.append(profile + ".py") opts = Variables(customs, ARGUMENTS) # Target build options opts.Add('arch', "Platform-dependent architecture (arm/arm64/x86/x64/mips/...)", '') opts.Add(EnumVariable('bits', "Target platform bits", 'default', ('default', '32', '64'))) opts.Add('p', "Platform (alias for 'platform')", '') opts.Add('platform', "Target platform (%s)" % ('|'.join(platform_list), ), '') opts.Add(EnumVariable('target', "Compilation target", 'debug', ('debug', 'release_debug', 'release'))) opts.Add(BoolVariable('tools', "Build the tools (a.k.a. the Godot editor)", True)) opts.Add(BoolVariable('use_lto', 'Use link-time optimization', False)) # Components opts.Add(BoolVariable('deprecated', "Enable deprecated features", True)) opts.Add(BoolVariable('gdscript', "Enable GDScript support", True)) opts.Add(BoolVariable('minizip', "Enable ZIP archive support using minizip", True)) opts.Add(BoolVariable('xaudio2', "Enable the XAudio2 audio driver", False)) opts.Add(BoolVariable('xml', "Enable XML format support for resources", True)) # Advanced options opts.Add(BoolVariable('disable_3d', "Disable 3D nodes for a smaller executable", False)) opts.Add(BoolVariable('disable_advanced_gui', "Disable advanced 3D GUI nodes and behaviors", False)) opts.Add('extra_suffix', "Custom extra suffix added to the base filename of all generated binary files", '') opts.Add(BoolVariable('verbose', "Enable verbose output for the compilation", False)) opts.Add(BoolVariable('vsproj', "Generate a Visual Studio solution", False)) opts.Add(EnumVariable('warnings', "Set the level of warnings emitted during compilation", 'no', ('extra', 'all', 'moderate', 'no'))) opts.Add(BoolVariable('progress', "Show a progress indicator during compilation", True)) opts.Add(BoolVariable('dev', "If yes, alias for verbose=yes warnings=all", False)) opts.Add(EnumVariable('macports_clang', "Build using Clang from MacPorts", 'no', ('no', '5.0', 'devel'))) opts.Add(BoolVariable('no_editor_splash', "Don't use the custom splash screen for the editor", False)) # Thirdparty libraries opts.Add(BoolVariable('builtin_bullet', "Use the built-in Bullet library", True)) opts.Add(BoolVariable('builtin_enet', "Use the built-in ENet library", True)) opts.Add(BoolVariable('builtin_freetype', "Use the built-in FreeType library", True)) opts.Add(BoolVariable('builtin_libogg', "Use the built-in libogg library", True)) opts.Add(BoolVariable('builtin_libpng', "Use the built-in libpng library", True)) opts.Add(BoolVariable('builtin_libtheora', "Use the built-in libtheora library", True)) opts.Add(BoolVariable('builtin_libvorbis', "Use the built-in libvorbis library", True)) opts.Add(BoolVariable('builtin_libvpx', "Use the built-in libvpx library", True)) opts.Add(BoolVariable('builtin_libwebp', "Use the built-in libwebp library", True)) opts.Add(BoolVariable('builtin_libwebsockets', "Use the built-in libwebsockets library", True)) opts.Add(BoolVariable('builtin_mbedtls', "Use the built-in mbedTLS library", True)) opts.Add(BoolVariable('builtin_miniupnpc', "Use the built-in miniupnpc library", True)) opts.Add(BoolVariable('builtin_opus', "Use the built-in Opus library", True)) opts.Add(BoolVariable('builtin_pcre2', "Use the built-in PCRE2 library)", True)) opts.Add(BoolVariable('builtin_recast', "Use the built-in Recast library", True)) opts.Add(BoolVariable('builtin_squish', "Use the built-in squish library", True)) opts.Add(BoolVariable('builtin_thekla_atlas', "Use the built-in thekla_altas library", True)) opts.Add(BoolVariable('builtin_zlib', "Use the built-in zlib library", True)) opts.Add(BoolVariable('builtin_zstd', "Use the built-in Zstd library", True)) # Compilation environment setup opts.Add("CXX", "C++ compiler") opts.Add("CC", "C compiler") opts.Add("LINK", "Linker") opts.Add("CCFLAGS", "Custom flags for both the C and C++ compilers") opts.Add("CXXFLAGS", "Custom flags for the C++ compiler") opts.Add("CFLAGS", "Custom flags for the C compiler") opts.Add("LINKFLAGS", "Custom flags for the linker") # add platform specific options for k in platform_opts.keys(): opt_list = platform_opts[k] for o in opt_list: opts.Add(o) for x in module_list: module_enabled = True tmppath = "./modules/" + x sys.path.append(tmppath) import config enabled_attr = getattr(config, "is_enabled", None) if (callable(enabled_attr) and not config.is_enabled()): module_enabled = False sys.path.remove(tmppath) sys.modules.pop('config') opts.Add(BoolVariable('module_' + x + '_enabled', "Enable module '%s'" % (x, ), module_enabled)) opts.Update(env_base) # update environment Help(opts.GenerateHelpText(env_base)) # generate help # add default include paths env_base.Append(CPPPATH=['#core', '#core/math', '#editor', '#drivers', '#']) # configure ENV for platform env_base.platform_exporters = platform_exporters env_base.platform_apis = platform_apis if (env_base['target'] == 'debug'): env_base.Append(CPPDEFINES=['DEBUG_MEMORY_ALLOC', 'SCI_NAMESPACE']) if (env_base['no_editor_splash']): env_base.Append(CPPDEFINES=['NO_EDITOR_SPLASH']) if not env_base['deprecated']: env_base.Append(CPPDEFINES=['DISABLE_DEPRECATED']) env_base.platforms = {} selected_platform = "" if env_base['platform'] != "": selected_platform = env_base['platform'] elif env_base['p'] != "": selected_platform = env_base['p'] env_base["platform"] = selected_platform if selected_platform in platform_list: sys.path.append("./platform/" + selected_platform) import detect if "create" in dir(detect): env = detect.create(env_base) else: env = env_base.Clone() if env['dev']: env["warnings"] = "all" env['verbose'] = True if env['vsproj']: env.vs_incs = [] env.vs_srcs = [] def AddToVSProject(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 = env.vs_incs + [basename + ".h"] elif os.path.isfile(basename + ".hpp"): env.vs_incs = env.vs_incs + [basename + ".hpp"] if os.path.isfile(basename + ".c"): env.vs_srcs = env.vs_srcs + [basename + ".c"] elif os.path.isfile(basename + ".cpp"): env.vs_srcs = env.vs_srcs + [basename + ".cpp"] env.AddToVSProject = AddToVSProject env.extra_suffix = "" if env["extra_suffix"] != '': env.extra_suffix += '.' + env["extra_suffix"] CCFLAGS = env.get('CCFLAGS', '') env['CCFLAGS'] = '' env.Append(CCFLAGS=str(CCFLAGS).split()) CFLAGS = env.get('CFLAGS', '') env['CFLAGS'] = '' env.Append(CFLAGS=str(CFLAGS).split()) LINKFLAGS = env.get('LINKFLAGS', '') env['LINKFLAGS'] = '' env.Append(LINKFLAGS=str(LINKFLAGS).split()) flag_list = platform_flags[selected_platform] for f in flag_list: if not (f[0] in ARGUMENTS): # allow command line to override platform flags env[f[0]] = f[1] # must happen after the flags, so when flags are used by configure, stuff happens (ie, ssl on x11) detect.configure(env) if (env["warnings"] == 'yes'): print("WARNING: warnings=yes is deprecated; assuming warnings=all") if env.msvc: disable_nonessential_warnings = ['/wd4267', '/wd4244', '/wd4305', '/wd4800'] # Truncations, narrowing conversions... if (env["warnings"] == 'extra'): env.Append(CCFLAGS=['/Wall']) # Implies /W4 elif (env["warnings"] == 'all' or env["warnings"] == 'yes'): env.Append(CCFLAGS=['/W3'] + disable_nonessential_warnings) elif (env["warnings"] == 'moderate'): # C4244 shouldn't be needed here being a level-3 warning, but it is env.Append(CCFLAGS=['/W2'] + disable_nonessential_warnings) else: # 'no' env.Append(CCFLAGS=['/w']) # Set exception handling model to avoid warnings caused by Windows system headers. env.Append(CCFLAGS=['/EHsc']) else: # Rest of the world if (env["warnings"] == 'extra'): env.Append(CCFLAGS=['-Wall', '-Wextra']) elif (env["warnings"] == 'all' or env["warnings"] == 'yes'): env.Append(CCFLAGS=['-Wall']) elif (env["warnings"] == 'moderate'): env.Append(CCFLAGS=['-Wall', '-Wno-unused']) else: # 'no' env.Append(CCFLAGS=['-w']) env.Append(CCFLAGS=['-Werror=return-type']) suffix = "." + selected_platform if (env["target"] == "release"): if env["tools"]: print("Tools can only be built with targets 'debug' and 'release_debug'.") sys.exit(255) suffix += ".opt" env.Append(CPPDEFINES=['NDEBUG']) elif (env["target"] == "release_debug"): if env["tools"]: suffix += ".opt.tools" else: suffix += ".opt.debug" else: if env["tools"]: suffix += ".tools" else: suffix += ".debug" if env["arch"] != "": suffix += "." + env["arch"] elif (env["bits"] == "32"): suffix += ".32" elif (env["bits"] == "64"): suffix += ".64" suffix += env.extra_suffix sys.path.remove("./platform/" + selected_platform) sys.modules.pop('detect') env.module_list = [] env.doc_class_path = {} for x in module_list: if not env['module_' + x + '_enabled']: continue tmppath = "./modules/" + x sys.path.append(tmppath) env.current_module = x import config # can_build changed number of arguments between 3.0 (1) and 3.1 (2), # so try both to preserve compatibility for 3.0 modules can_build = False try: can_build = config.can_build(env, selected_platform) except TypeError: print("Warning: module '%s' uses a deprecated `can_build` " "signature in its config.py file, it should be " "`can_build(env, platform)`." % x) can_build = config.can_build(selected_platform) if (can_build): config.configure(env) env.module_list.append(x) try: doc_classes = config.get_doc_classes() doc_path = config.get_doc_path() for c in doc_classes: env.doc_class_path[c] = "modules/" + x + "/" + doc_path except: pass sys.path.remove(tmppath) sys.modules.pop('config') methods.update_version(env.module_version_string) env["PROGSUFFIX"] = suffix + env.module_version_string + env["PROGSUFFIX"] env["OBJSUFFIX"] = suffix + env["OBJSUFFIX"] env["LIBSUFFIX"] = suffix + env["LIBSUFFIX"] env["SHLIBSUFFIX"] = suffix + env["SHLIBSUFFIX"] if (env.use_ptrcall): env.Append(CPPDEFINES=['PTRCALL_ENABLED']) if env['tools']: env.Append(CPPDEFINES=['TOOLS_ENABLED']) if env['disable_3d']: env.Append(CPPDEFINES=['_3D_DISABLED']) if env['gdscript']: env.Append(CPPDEFINES=['GDSCRIPT_ENABLED']) if env['disable_advanced_gui']: env.Append(CPPDEFINES=['ADVANCED_GUI_DISABLED']) if env['minizip']: env.Append(CPPDEFINES=['MINIZIP_ENABLED']) if env['xml']: env.Append(CPPDEFINES=['XML_ENABLED']) if not env['verbose']: methods.no_verbose(sys, env) if (not env["platform"] == "server"): # FIXME: detect GLES3 env.Append( BUILDERS = { 'GLES3_GLSL' : env.Builder(action = methods.build_gles3_headers, suffix = 'glsl.gen.h', src_suffix = '.glsl') } ) env.Append( BUILDERS = { 'GLES2_GLSL' : env.Builder(action = methods.build_gles2_headers, suffix = 'glsl.gen.h', src_suffix = '.glsl') } ) scons_cache_path = os.environ.get("SCONS_CACHE") if scons_cache_path != None: CacheDir(scons_cache_path) print("Scons cache enabled... (path: '" + scons_cache_path + "')") Export('env') # build subdirs, the build order is dependent on link order. SConscript("core/SCsub") SConscript("servers/SCsub") SConscript("scene/SCsub") SConscript("editor/SCsub") SConscript("drivers/SCsub") SConscript("platform/SCsub") SConscript("modules/SCsub") SConscript("main/SCsub") SConscript("platform/" + selected_platform + "/SCsub") # build selected platform # Microsoft Visual Studio Project Generation if env['vsproj']: env['CPPPATH'] = [Dir(path) for path in env['CPPPATH']] methods.generate_vs_project(env, GetOption("num_jobs")) methods.generate_cpp_hint_file("cpp.hint") # Check for the existence of headers conf = Configure(env) if ("check_c_headers" in env): for header in env["check_c_headers"]: if (conf.CheckCHeader(header[0])): env.AppendUnique(CPPDEFINES=[header[1]]) else: print("No valid target platform selected.") print("The following platforms were detected:") for x in platform_list: print("\t" + x) print("\nPlease run SCons again with the argument: platform=") # The following only makes sense when the env is defined, and assumes it is if 'env' in locals(): 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 ' + self.convert_size(limit) + ' (used: ' + self.convert_size(self.get_size(path)) + ')\n') self.delete(self.file_list()) def __call__(self, node, *args, **kw): global 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 == 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 resently 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 == 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): global node_count, progressor with open(node_count_fname, 'w') as f: f.write('%d\n' % node_count) progressor.delete(progressor.file_list()) try: with open(node_count_fname) as f: node_count_max = int(f.readline()) except: 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)