Merge pull request #1392 from Faless/build/targets_no_more
[SCons] Split `targets.py`, apply flags from toolspull/1381/head
David Snopek
GitHub
commit
a6d9393341
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@ -1,6 +1,7 @@
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import os
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import sys
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import my_spawn
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import common_compiler_flags
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from SCons.Script import ARGUMENTS
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@ -118,3 +119,5 @@ def generate(env):
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env.Append(LINKFLAGS=["--target=" + arch_info["target"] + env["android_api_level"], "-march=" + arch_info["march"]])
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env.Append(CPPDEFINES=["ANDROID_ENABLED", "UNIX_ENABLED"])
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common_compiler_flags.generate(env)
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@ -0,0 +1,94 @@
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import os
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import subprocess
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import sys
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def using_clang(env):
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return "clang" in os.path.basename(env["CC"])
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def is_vanilla_clang(env):
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if not using_clang(env):
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return False
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try:
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version = subprocess.check_output([env.subst(env["CXX"]), "--version"]).strip().decode("utf-8")
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except (subprocess.CalledProcessError, OSError):
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print("Couldn't parse CXX environment variable to infer compiler version.")
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return False
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return not version.startswith("Apple")
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def exists(env):
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return True
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def generate(env):
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# Require C++17
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if env.get("is_msvc", False):
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env.Append(CXXFLAGS=["/std:c++17"])
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else:
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env.Append(CXXFLAGS=["-std=c++17"])
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# Disable exception handling. Godot doesn't use exceptions anywhere, and this
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# saves around 20% of binary size and very significant build time.
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if env["disable_exceptions"]:
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if env.get("is_msvc", False):
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env.Append(CPPDEFINES=[("_HAS_EXCEPTIONS", 0)])
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else:
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env.Append(CXXFLAGS=["-fno-exceptions"])
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elif env.get("is_msvc", False):
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env.Append(CXXFLAGS=["/EHsc"])
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if not env.get("is_msvc", False):
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if env["symbols_visibility"] == "visible":
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env.Append(CCFLAGS=["-fvisibility=default"])
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env.Append(LINKFLAGS=["-fvisibility=default"])
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elif env["symbols_visibility"] == "hidden":
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env.Append(CCFLAGS=["-fvisibility=hidden"])
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env.Append(LINKFLAGS=["-fvisibility=hidden"])
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# Set optimize and debug_symbols flags.
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# "custom" means do nothing and let users set their own optimization flags.
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if env.get("is_msvc", False):
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if env["debug_symbols"]:
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env.Append(CCFLAGS=["/Zi", "/FS"])
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env.Append(LINKFLAGS=["/DEBUG:FULL"])
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if env["optimize"] == "speed":
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env.Append(CCFLAGS=["/O2"])
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env.Append(LINKFLAGS=["/OPT:REF"])
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elif env["optimize"] == "speed_trace":
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env.Append(CCFLAGS=["/O2"])
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env.Append(LINKFLAGS=["/OPT:REF", "/OPT:NOICF"])
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elif env["optimize"] == "size":
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env.Append(CCFLAGS=["/O1"])
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env.Append(LINKFLAGS=["/OPT:REF"])
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elif env["optimize"] == "debug" or env["optimize"] == "none":
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env.Append(CCFLAGS=["/Od"])
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else:
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if env["debug_symbols"]:
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# Adding dwarf-4 explicitly makes stacktraces work with clang builds,
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# otherwise addr2line doesn't understand them.
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env.Append(CCFLAGS=["-gdwarf-4"])
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if env.dev_build:
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env.Append(CCFLAGS=["-g3"])
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else:
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env.Append(CCFLAGS=["-g2"])
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else:
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if using_clang(env) and not is_vanilla_clang(env):
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# Apple Clang, its linker doesn't like -s.
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env.Append(LINKFLAGS=["-Wl,-S", "-Wl,-x", "-Wl,-dead_strip"])
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else:
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env.Append(LINKFLAGS=["-s"])
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if env["optimize"] == "speed":
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env.Append(CCFLAGS=["-O3"])
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# `-O2` is friendlier to debuggers than `-O3`, leading to better crash backtraces.
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elif env["optimize"] == "speed_trace":
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env.Append(CCFLAGS=["-O2"])
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elif env["optimize"] == "size":
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env.Append(CCFLAGS=["-Os"])
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elif env["optimize"] == "debug":
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env.Append(CCFLAGS=["-Og"])
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elif env["optimize"] == "none":
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env.Append(CCFLAGS=["-O0"])
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@ -1,9 +1,12 @@
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import os, sys, platform
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from SCons.Variables import EnumVariable, PathVariable, BoolVariable
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from SCons.Variables.BoolVariable import _text2bool
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from SCons.Tool import Tool
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from SCons.Builder import Builder
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from SCons.Errors import UserError
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from SCons.Script import ARGUMENTS
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from binding_generator import scons_generate_bindings, scons_emit_files
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@ -14,6 +17,17 @@ def add_sources(sources, dir, extension):
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sources.append(dir + "/" + f)
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def get_cmdline_bool(option, default):
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"""We use `ARGUMENTS.get()` to check if options were manually overridden on the command line,
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and SCons' _text2bool helper to convert them to booleans, otherwise they're handled as strings.
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"""
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cmdline_val = ARGUMENTS.get(option)
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if cmdline_val is not None:
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return _text2bool(cmdline_val)
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else:
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return default
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def normalize_path(val, env):
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return val if os.path.isabs(val) else os.path.join(env.Dir("#").abspath, val)
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@ -230,16 +244,23 @@ def options(opts, env):
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)
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)
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opts.Add(
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EnumVariable(
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"optimize",
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"The desired optimization flags",
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"speed_trace",
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("none", "custom", "debug", "speed", "speed_trace", "size"),
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)
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)
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opts.Add(BoolVariable("debug_symbols", "Build with debugging symbols", True))
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opts.Add(BoolVariable("dev_build", "Developer build with dev-only debugging code (DEV_ENABLED)", False))
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# Add platform options (custom tools can override platforms)
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for pl in sorted(set(platforms + custom_platforms)):
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tool = Tool(pl, toolpath=get_platform_tools_paths(env))
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if hasattr(tool, "options"):
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tool.options(opts)
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# Targets flags tool (optimizations, debug symbols)
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target_tool = Tool("targets", toolpath=["tools"])
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target_tool.options(opts)
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def generate(env):
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# Default num_jobs to local cpu count if not user specified.
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@ -286,10 +307,21 @@ def generate(env):
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print("Building for architecture " + env["arch"] + " on platform " + env["platform"])
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if env.get("use_hot_reload") is None:
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env["use_hot_reload"] = env["target"] != "template_release"
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if env["use_hot_reload"]:
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env.Append(CPPDEFINES=["HOT_RELOAD_ENABLED"])
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# These defaults may be needed by platform tools
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env.use_hot_reload = env.get("use_hot_reload", env["target"] != "template_release")
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env.editor_build = env["target"] == "editor"
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env.dev_build = env["dev_build"]
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env.debug_features = env["target"] in ["editor", "template_debug"]
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if env.dev_build:
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opt_level = "none"
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elif env.debug_features:
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opt_level = "speed_trace"
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else: # Release
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opt_level = "speed"
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env["optimize"] = ARGUMENTS.get("optimize", opt_level)
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env["debug_symbols"] = get_cmdline_bool("debug_symbols", env.dev_build)
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tool = Tool(env["platform"], toolpath=get_platform_tools_paths(env))
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@ -297,32 +329,34 @@ def generate(env):
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raise ValueError("Required toolchain not found for platform " + env["platform"])
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tool.generate(env)
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target_tool = Tool("targets", toolpath=["tools"])
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target_tool.generate(env)
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# Disable exception handling. Godot doesn't use exceptions anywhere, and this
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# saves around 20% of binary size and very significant build time.
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if env["disable_exceptions"]:
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if env.get("is_msvc", False):
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env.Append(CPPDEFINES=[("_HAS_EXCEPTIONS", 0)])
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else:
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env.Append(CXXFLAGS=["-fno-exceptions"])
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elif env.get("is_msvc", False):
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env.Append(CXXFLAGS=["/EHsc"])
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if env.use_hot_reload:
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env.Append(CPPDEFINES=["HOT_RELOAD_ENABLED"])
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if not env.get("is_msvc", False):
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if env["symbols_visibility"] == "visible":
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env.Append(CCFLAGS=["-fvisibility=default"])
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env.Append(LINKFLAGS=["-fvisibility=default"])
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elif env["symbols_visibility"] == "hidden":
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env.Append(CCFLAGS=["-fvisibility=hidden"])
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env.Append(LINKFLAGS=["-fvisibility=hidden"])
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if env.editor_build:
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env.Append(CPPDEFINES=["TOOLS_ENABLED"])
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# Require C++17
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if env.get("is_msvc", False):
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env.Append(CXXFLAGS=["/std:c++17"])
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# Configuration of build targets:
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# - Editor or template
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# - Debug features (DEBUG_ENABLED code)
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# - Dev only code (DEV_ENABLED code)
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# - Optimization level
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# - Debug symbols for crash traces / debuggers
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# Keep this configuration in sync with SConstruct in upstream Godot.
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if env.debug_features:
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# DEBUG_ENABLED enables debugging *features* and debug-only code, which is intended
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# to give *users* extra debugging information for their game development.
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env.Append(CPPDEFINES=["DEBUG_ENABLED"])
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# In upstream Godot this is added in typedefs.h when DEBUG_ENABLED is set.
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env.Append(CPPDEFINES=["DEBUG_METHODS_ENABLED"])
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if env.dev_build:
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# DEV_ENABLED enables *engine developer* code which should only be compiled for those
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# working on the engine itself.
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env.Append(CPPDEFINES=["DEV_ENABLED"])
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else:
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env.Append(CXXFLAGS=["-std=c++17"])
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# Disable assert() for production targets (only used in thirdparty code).
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env.Append(CPPDEFINES=["NDEBUG"])
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if env["precision"] == "double":
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env.Append(CPPDEFINES=["REAL_T_IS_DOUBLE"])
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@ -1,6 +1,7 @@
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import os
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import sys
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import subprocess
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import common_compiler_flags
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from SCons.Variables import *
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if sys.version_info < (3,):
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@ -104,3 +105,5 @@ def generate(env):
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env.Append(LINKFLAGS=["-isysroot", env["IOS_SDK_PATH"], "-F" + env["IOS_SDK_PATH"]])
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env.Append(CPPDEFINES=["IOS_ENABLED", "UNIX_ENABLED"])
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common_compiler_flags.generate(env)
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@ -1,3 +1,4 @@
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import common_compiler_flags
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from SCons.Variables import *
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from SCons.Tool import clang, clangxx
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@ -14,7 +15,7 @@ def generate(env):
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if env["use_llvm"]:
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clang.generate(env)
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clangxx.generate(env)
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elif env["use_hot_reload"]:
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elif env.use_hot_reload:
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# Required for extensions to truly unload.
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env.Append(CXXFLAGS=["-fno-gnu-unique"])
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@ -37,3 +38,5 @@ def generate(env):
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env.Append(LINKFLAGS=["-march=rv64gc"])
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env.Append(CPPDEFINES=["LINUX_ENABLED", "UNIX_ENABLED"])
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common_compiler_flags.generate(env)
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@ -1,5 +1,6 @@
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import os
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import sys
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import common_compiler_flags
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def has_osxcross():
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@ -70,3 +71,5 @@ def generate(env):
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)
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env.Append(CPPDEFINES=["MACOS_ENABLED", "UNIX_ENABLED"])
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common_compiler_flags.generate(env)
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144
tools/targets.py
144
tools/targets.py
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@ -1,144 +0,0 @@
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import os
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import subprocess
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import sys
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from SCons.Script import ARGUMENTS
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from SCons.Variables import *
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from SCons.Variables.BoolVariable import _text2bool
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# Helper methods
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def get_cmdline_bool(option, default):
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"""We use `ARGUMENTS.get()` to check if options were manually overridden on the command line,
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and SCons' _text2bool helper to convert them to booleans, otherwise they're handled as strings.
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"""
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cmdline_val = ARGUMENTS.get(option)
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if cmdline_val is not None:
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return _text2bool(cmdline_val)
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else:
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return default
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def using_clang(env):
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return "clang" in os.path.basename(env["CC"])
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def is_vanilla_clang(env):
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if not using_clang(env):
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return False
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try:
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version = subprocess.check_output([env.subst(env["CXX"]), "--version"]).strip().decode("utf-8")
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except (subprocess.CalledProcessError, OSError):
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print("Couldn't parse CXX environment variable to infer compiler version.")
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return False
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return not version.startswith("Apple")
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# Main tool definition
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def options(opts):
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opts.Add(
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EnumVariable(
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"optimize",
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"The desired optimization flags",
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"speed_trace",
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("none", "custom", "debug", "speed", "speed_trace", "size"),
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)
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)
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opts.Add(BoolVariable("debug_symbols", "Build with debugging symbols", True))
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opts.Add(BoolVariable("dev_build", "Developer build with dev-only debugging code (DEV_ENABLED)", False))
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def exists(env):
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return True
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def generate(env):
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# Configuration of build targets:
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# - Editor or template
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# - Debug features (DEBUG_ENABLED code)
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# - Dev only code (DEV_ENABLED code)
|
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# - Optimization level
|
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# - Debug symbols for crash traces / debuggers
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# Keep this configuration in sync with SConstruct in upstream Godot.
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env.editor_build = env["target"] == "editor"
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env.dev_build = env["dev_build"]
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env.debug_features = env["target"] in ["editor", "template_debug"]
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if env.dev_build:
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opt_level = "none"
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elif env.debug_features:
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opt_level = "speed_trace"
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else: # Release
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opt_level = "speed"
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env["optimize"] = ARGUMENTS.get("optimize", opt_level)
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env["debug_symbols"] = get_cmdline_bool("debug_symbols", env.dev_build)
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if env.editor_build:
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env.Append(CPPDEFINES=["TOOLS_ENABLED"])
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if env.debug_features:
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# DEBUG_ENABLED enables debugging *features* and debug-only code, which is intended
|
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# to give *users* extra debugging information for their game development.
|
||||
env.Append(CPPDEFINES=["DEBUG_ENABLED"])
|
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# In upstream Godot this is added in typedefs.h when DEBUG_ENABLED is set.
|
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env.Append(CPPDEFINES=["DEBUG_METHODS_ENABLED"])
|
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|
||||
if env.dev_build:
|
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# DEV_ENABLED enables *engine developer* code which should only be compiled for those
|
||||
# working on the engine itself.
|
||||
env.Append(CPPDEFINES=["DEV_ENABLED"])
|
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else:
|
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# Disable assert() for production targets (only used in thirdparty code).
|
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env.Append(CPPDEFINES=["NDEBUG"])
|
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|
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# Set optimize and debug_symbols flags.
|
||||
# "custom" means do nothing and let users set their own optimization flags.
|
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if env.get("is_msvc", False):
|
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if env["debug_symbols"]:
|
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env.Append(CCFLAGS=["/Zi", "/FS"])
|
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env.Append(LINKFLAGS=["/DEBUG:FULL"])
|
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|
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if env["optimize"] == "speed":
|
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env.Append(CCFLAGS=["/O2"])
|
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env.Append(LINKFLAGS=["/OPT:REF"])
|
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elif env["optimize"] == "speed_trace":
|
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env.Append(CCFLAGS=["/O2"])
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env.Append(LINKFLAGS=["/OPT:REF", "/OPT:NOICF"])
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elif env["optimize"] == "size":
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env.Append(CCFLAGS=["/O1"])
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env.Append(LINKFLAGS=["/OPT:REF"])
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elif env["optimize"] == "debug" or env["optimize"] == "none":
|
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env.Append(CCFLAGS=["/Od"])
|
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else:
|
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if env["debug_symbols"]:
|
||||
# Adding dwarf-4 explicitly makes stacktraces work with clang builds,
|
||||
# otherwise addr2line doesn't understand them.
|
||||
env.Append(CCFLAGS=["-gdwarf-4"])
|
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if env.dev_build:
|
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env.Append(CCFLAGS=["-g3"])
|
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else:
|
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env.Append(CCFLAGS=["-g2"])
|
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else:
|
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if using_clang(env) and not is_vanilla_clang(env):
|
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# Apple Clang, its linker doesn't like -s.
|
||||
env.Append(LINKFLAGS=["-Wl,-S", "-Wl,-x", "-Wl,-dead_strip"])
|
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else:
|
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env.Append(LINKFLAGS=["-s"])
|
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|
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if env["optimize"] == "speed":
|
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env.Append(CCFLAGS=["-O3"])
|
||||
# `-O2` is friendlier to debuggers than `-O3`, leading to better crash backtraces.
|
||||
elif env["optimize"] == "speed_trace":
|
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env.Append(CCFLAGS=["-O2"])
|
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elif env["optimize"] == "size":
|
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env.Append(CCFLAGS=["-Os"])
|
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elif env["optimize"] == "debug":
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env.Append(CCFLAGS=["-Og"])
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elif env["optimize"] == "none":
|
||||
env.Append(CCFLAGS=["-O0"])
|
||||
|
|
@ -1,4 +1,5 @@
|
|||
import os
|
||||
import common_compiler_flags
|
||||
from SCons.Util import WhereIs
|
||||
|
||||
|
||||
|
|
@ -42,3 +43,5 @@ def generate(env):
|
|||
env.Append(LINKFLAGS=["-s", "SIDE_MODULE=1"])
|
||||
|
||||
env.Append(CPPDEFINES=["WEB_ENABLED", "UNIX_ENABLED"])
|
||||
|
||||
common_compiler_flags.generate(env)
|
||||
|
|
|
|||
|
|
@ -1,7 +1,6 @@
|
|||
import sys
|
||||
|
||||
import my_spawn
|
||||
|
||||
import common_compiler_flags
|
||||
from SCons.Tool import msvc, mingw
|
||||
from SCons.Variables import *
|
||||
|
||||
|
|
@ -90,3 +89,5 @@ def generate(env):
|
|||
)
|
||||
|
||||
env.Append(CPPDEFINES=["WINDOWS_ENABLED"])
|
||||
|
||||
common_compiler_flags.generate(env)
|
||||
|
|
|
|||
Loading…
Reference in New Issue