mirror of
https://github.com/godotengine/godot.git
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ff1f0d2cb5
`debug_symbols=yes` will now behave like `debug_symbols=full` did before. The difference in compressed file sizes is not that large, which means there isn't much point in having two different values. This helps make the buildsystem easier to understand.
382 lines
14 KiB
Python
382 lines
14 KiB
Python
import os
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import platform
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import sys
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def is_active():
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return True
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def get_name():
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return "LinuxBSD"
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def can_build():
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if os.name != "posix" or sys.platform == "darwin":
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return False
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# Check the minimal dependencies
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x11_error = os.system("pkg-config --version > /dev/null")
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if x11_error:
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return False
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x11_error = os.system("pkg-config x11 --modversion > /dev/null ")
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if x11_error:
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return False
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x11_error = os.system("pkg-config xcursor --modversion > /dev/null ")
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if x11_error:
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print("xcursor not found.. x11 disabled.")
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return False
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x11_error = os.system("pkg-config xinerama --modversion > /dev/null ")
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if x11_error:
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print("xinerama not found.. x11 disabled.")
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return False
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x11_error = os.system("pkg-config xext --modversion > /dev/null ")
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if x11_error:
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print("xext not found.. x11 disabled.")
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return False
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x11_error = os.system("pkg-config xrandr --modversion > /dev/null ")
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if x11_error:
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print("xrandr not found.. x11 disabled.")
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return False
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x11_error = os.system("pkg-config xrender --modversion > /dev/null ")
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if x11_error:
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print("xrender not found.. x11 disabled.")
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return False
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x11_error = os.system("pkg-config xi --modversion > /dev/null ")
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if x11_error:
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print("xi not found.. Aborting.")
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return False
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return True
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def get_opts():
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from SCons.Variables import BoolVariable, EnumVariable
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return [
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BoolVariable("use_llvm", "Use the LLVM compiler", False),
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BoolVariable("use_lld", "Use the LLD linker", False),
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BoolVariable("use_thinlto", "Use ThinLTO", False),
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BoolVariable("use_static_cpp", "Link libgcc and libstdc++ statically for better portability", False),
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BoolVariable("use_coverage", "Test Godot coverage", False),
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BoolVariable("use_ubsan", "Use LLVM/GCC compiler undefined behavior sanitizer (UBSAN)", False),
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BoolVariable("use_asan", "Use LLVM/GCC compiler address sanitizer (ASAN))", False),
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BoolVariable("use_lsan", "Use LLVM/GCC compiler leak sanitizer (LSAN))", False),
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BoolVariable("use_tsan", "Use LLVM/GCC compiler thread sanitizer (TSAN))", False),
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BoolVariable("pulseaudio", "Detect and use PulseAudio", True),
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BoolVariable("udev", "Use udev for gamepad connection callbacks", False),
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EnumVariable("debug_symbols", "Add debugging symbols to release/release_debug builds", "yes", ("yes", "no")),
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BoolVariable("separate_debug_symbols", "Create a separate file containing debugging symbols", False),
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BoolVariable("touch", "Enable touch events", True),
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BoolVariable("execinfo", "Use libexecinfo on systems where glibc is not available", False),
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]
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def get_flags():
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return []
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def configure(env):
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## Build type
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if env["target"] == "release":
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if env["optimize"] == "speed": # optimize for speed (default)
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env.Prepend(CCFLAGS=["-O3"])
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else: # optimize for size
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env.Prepend(CCFLAGS=["-Os"])
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if env["debug_symbols"] == "yes":
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env.Prepend(CCFLAGS=["-g2"])
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elif env["target"] == "release_debug":
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if env["optimize"] == "speed": # optimize for speed (default)
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env.Prepend(CCFLAGS=["-O2"])
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else: # optimize for size
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env.Prepend(CCFLAGS=["-Os"])
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env.Prepend(CPPDEFINES=["DEBUG_ENABLED"])
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if env["debug_symbols"] == "yes":
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env.Prepend(CCFLAGS=["-g2"])
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elif env["target"] == "debug":
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env.Prepend(CCFLAGS=["-g3"])
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env.Prepend(CPPDEFINES=["DEBUG_ENABLED"])
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env.Append(LINKFLAGS=["-rdynamic"])
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## Architecture
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is64 = sys.maxsize > 2 ** 32
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if env["bits"] == "default":
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env["bits"] = "64" if is64 else "32"
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## Compiler configuration
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if "CXX" in env and "clang" in os.path.basename(env["CXX"]):
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# Convenience check to enforce the use_llvm overrides when CXX is clang(++)
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env["use_llvm"] = True
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if env["use_llvm"]:
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if "clang++" not in os.path.basename(env["CXX"]):
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env["CC"] = "clang"
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env["CXX"] = "clang++"
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env["LINK"] = "clang++"
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env.Append(CPPDEFINES=["TYPED_METHOD_BIND"])
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env.extra_suffix = ".llvm" + env.extra_suffix
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if env["use_lld"]:
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if env["use_llvm"]:
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env.Append(LINKFLAGS=["-fuse-ld=lld"])
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if env["use_thinlto"]:
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# A convenience so you don't need to write use_lto too when using SCons
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env["use_lto"] = True
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else:
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print("Using LLD with GCC is not supported yet, try compiling with 'use_llvm=yes'.")
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sys.exit(255)
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if env["use_coverage"]:
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env.Append(CCFLAGS=["-ftest-coverage", "-fprofile-arcs"])
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env.Append(LINKFLAGS=["-ftest-coverage", "-fprofile-arcs"])
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if env["use_ubsan"] or env["use_asan"] or env["use_lsan"] or env["use_tsan"]:
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env.extra_suffix += "s"
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if env["use_ubsan"]:
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env.Append(CCFLAGS=["-fsanitize=undefined"])
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env.Append(LINKFLAGS=["-fsanitize=undefined"])
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if env["use_asan"]:
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env.Append(CCFLAGS=["-fsanitize=address"])
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env.Append(LINKFLAGS=["-fsanitize=address"])
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if env["use_lsan"]:
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env.Append(CCFLAGS=["-fsanitize=leak"])
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env.Append(LINKFLAGS=["-fsanitize=leak"])
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if env["use_tsan"]:
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env.Append(CCFLAGS=["-fsanitize=thread"])
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env.Append(LINKFLAGS=["-fsanitize=thread"])
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if env["use_lto"]:
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if not env["use_llvm"] and env.GetOption("num_jobs") > 1:
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env.Append(CCFLAGS=["-flto"])
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env.Append(LINKFLAGS=["-flto=" + str(env.GetOption("num_jobs"))])
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else:
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if env["use_lld"] and env["use_thinlto"]:
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env.Append(CCFLAGS=["-flto=thin"])
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env.Append(LINKFLAGS=["-flto=thin"])
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else:
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env.Append(CCFLAGS=["-flto"])
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env.Append(LINKFLAGS=["-flto"])
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if not env["use_llvm"]:
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env["RANLIB"] = "gcc-ranlib"
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env["AR"] = "gcc-ar"
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env.Append(CCFLAGS=["-pipe"])
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env.Append(LINKFLAGS=["-pipe"])
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# -fpie and -no-pie is supported on GCC 6+ and Clang 4+, both below our
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# minimal requirements.
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env.Append(CCFLAGS=["-fpie"])
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env.Append(LINKFLAGS=["-no-pie"])
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## Dependencies
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env.ParseConfig("pkg-config x11 --cflags --libs")
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env.ParseConfig("pkg-config xcursor --cflags --libs")
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env.ParseConfig("pkg-config xinerama --cflags --libs")
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env.ParseConfig("pkg-config xext --cflags --libs")
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env.ParseConfig("pkg-config xrandr --cflags --libs")
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env.ParseConfig("pkg-config xrender --cflags --libs")
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env.ParseConfig("pkg-config xi --cflags --libs")
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if env["touch"]:
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env.Append(CPPDEFINES=["TOUCH_ENABLED"])
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# FIXME: Check for existence of the libs before parsing their flags with pkg-config
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# freetype depends on libpng and zlib, so bundling one of them while keeping others
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# as shared libraries leads to weird issues
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if env["builtin_freetype"] or env["builtin_libpng"] or env["builtin_zlib"]:
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env["builtin_freetype"] = True
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env["builtin_libpng"] = True
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env["builtin_zlib"] = True
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if not env["builtin_freetype"]:
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env.ParseConfig("pkg-config freetype2 --cflags --libs")
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if not env["builtin_libpng"]:
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env.ParseConfig("pkg-config libpng16 --cflags --libs")
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if not env["builtin_bullet"]:
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# We need at least version 2.90
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min_bullet_version = "2.90"
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import subprocess
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bullet_version = subprocess.check_output(["pkg-config", "bullet", "--modversion"]).strip()
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if str(bullet_version) < min_bullet_version:
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# Abort as system bullet was requested but too old
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print(
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"Bullet: System version {0} does not match minimal requirements ({1}). Aborting.".format(
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bullet_version, min_bullet_version
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)
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)
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sys.exit(255)
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env.ParseConfig("pkg-config bullet --cflags --libs")
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if False: # not env['builtin_assimp']:
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# FIXME: Add min version check
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env.ParseConfig("pkg-config assimp --cflags --libs")
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if not env["builtin_enet"]:
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env.ParseConfig("pkg-config libenet --cflags --libs")
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if not env["builtin_squish"]:
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env.ParseConfig("pkg-config libsquish --cflags --libs")
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if not env["builtin_zstd"]:
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env.ParseConfig("pkg-config libzstd --cflags --libs")
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# Sound and video libraries
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# Keep the order as it triggers chained dependencies (ogg needed by others, etc.)
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if not env["builtin_libtheora"]:
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env["builtin_libogg"] = False # Needed to link against system libtheora
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env["builtin_libvorbis"] = False # Needed to link against system libtheora
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env.ParseConfig("pkg-config theora theoradec --cflags --libs")
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else:
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list_of_x86 = ["x86_64", "x86", "i386", "i586"]
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if any(platform.machine() in s for s in list_of_x86):
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env["x86_libtheora_opt_gcc"] = True
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if not env["builtin_libvpx"]:
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env.ParseConfig("pkg-config vpx --cflags --libs")
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if not env["builtin_libvorbis"]:
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env["builtin_libogg"] = False # Needed to link against system libvorbis
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env.ParseConfig("pkg-config vorbis vorbisfile --cflags --libs")
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if not env["builtin_opus"]:
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env["builtin_libogg"] = False # Needed to link against system opus
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env.ParseConfig("pkg-config opus opusfile --cflags --libs")
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if not env["builtin_libogg"]:
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env.ParseConfig("pkg-config ogg --cflags --libs")
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if not env["builtin_libwebp"]:
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env.ParseConfig("pkg-config libwebp --cflags --libs")
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if not env["builtin_mbedtls"]:
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# mbedTLS does not provide a pkgconfig config yet. See https://github.com/ARMmbed/mbedtls/issues/228
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env.Append(LIBS=["mbedtls", "mbedcrypto", "mbedx509"])
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if not env["builtin_wslay"]:
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env.ParseConfig("pkg-config libwslay --cflags --libs")
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if not env["builtin_miniupnpc"]:
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# No pkgconfig file so far, hardcode default paths.
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env.Prepend(CPPPATH=["/usr/include/miniupnpc"])
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env.Append(LIBS=["miniupnpc"])
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# On Linux wchar_t should be 32-bits
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# 16-bit library shouldn't be required due to compiler optimisations
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if not env["builtin_pcre2"]:
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env.ParseConfig("pkg-config libpcre2-32 --cflags --libs")
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## Flags
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if os.system("pkg-config --exists alsa") == 0: # 0 means found
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print("Enabling ALSA")
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env.Append(CPPDEFINES=["ALSA_ENABLED", "ALSAMIDI_ENABLED"])
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# Don't parse --cflags, we don't need to add /usr/include/alsa to include path
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env.ParseConfig("pkg-config alsa --libs")
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else:
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print("ALSA libraries not found, disabling driver")
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if env["pulseaudio"]:
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if os.system("pkg-config --exists libpulse") == 0: # 0 means found
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print("Enabling PulseAudio")
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env.Append(CPPDEFINES=["PULSEAUDIO_ENABLED"])
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env.ParseConfig("pkg-config --cflags --libs libpulse")
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else:
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print("PulseAudio development libraries not found, disabling driver")
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if platform.system() == "Linux":
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env.Append(CPPDEFINES=["JOYDEV_ENABLED"])
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if env["udev"]:
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if os.system("pkg-config --exists libudev") == 0: # 0 means found
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print("Enabling udev support")
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env.Append(CPPDEFINES=["UDEV_ENABLED"])
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env.ParseConfig("pkg-config libudev --cflags --libs")
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else:
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print("libudev development libraries not found, disabling udev support")
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# Linkflags below this line should typically stay the last ones
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if not env["builtin_zlib"]:
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env.ParseConfig("pkg-config zlib --cflags --libs")
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env.Prepend(CPPPATH=["#platform/linuxbsd"])
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env.Append(CPPDEFINES=["X11_ENABLED", "UNIX_ENABLED"])
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env.Append(CPPDEFINES=["VULKAN_ENABLED"])
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if not env["builtin_vulkan"]:
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env.ParseConfig("pkg-config vulkan --cflags --libs")
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if not env["builtin_glslang"]:
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# No pkgconfig file for glslang so far
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env.Append(LIBS=["glslang", "SPIRV"])
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# env.Append(CPPDEFINES=['OPENGL_ENABLED'])
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env.Append(LIBS=["GL"])
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env.Append(LIBS=["pthread"])
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if platform.system() == "Linux":
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env.Append(LIBS=["dl"])
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if platform.system().find("BSD") >= 0:
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env["execinfo"] = True
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if env["execinfo"]:
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env.Append(LIBS=["execinfo"])
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if not env["tools"]:
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import subprocess
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import re
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linker_version_str = subprocess.check_output([env.subst(env["LINK"]), "-Wl,--version"]).decode("utf-8")
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gnu_ld_version = re.search("^GNU ld [^$]*(\d+\.\d+)$", linker_version_str, re.MULTILINE)
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if not gnu_ld_version:
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print(
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"Warning: Creating template binaries enabled for PCK embedding is currently only supported with GNU ld"
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)
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else:
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if float(gnu_ld_version.group(1)) >= 2.30:
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env.Append(LINKFLAGS=["-T", "platform/linuxbsd/pck_embed.ld"])
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else:
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env.Append(LINKFLAGS=["-T", "platform/linuxbsd/pck_embed.legacy.ld"])
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## Cross-compilation
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if is64 and env["bits"] == "32":
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env.Append(CCFLAGS=["-m32"])
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env.Append(LINKFLAGS=["-m32", "-L/usr/lib/i386-linux-gnu"])
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elif not is64 and env["bits"] == "64":
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env.Append(CCFLAGS=["-m64"])
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env.Append(LINKFLAGS=["-m64", "-L/usr/lib/i686-linux-gnu"])
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# Link those statically for portability
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if env["use_static_cpp"]:
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env.Append(LINKFLAGS=["-static-libgcc", "-static-libstdc++"])
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