diff options
Diffstat (limited to 'platform/linuxbsd/detect.py')
| -rw-r--r-- | platform/linuxbsd/detect.py | 368 |
1 files changed, 368 insertions, 0 deletions
diff --git a/platform/linuxbsd/detect.py b/platform/linuxbsd/detect.py new file mode 100644 index 0000000000..1a395efffe --- /dev/null +++ b/platform/linuxbsd/detect.py @@ -0,0 +1,368 @@ +import os +import platform +import sys + + +def is_active(): + return True + + +def get_name(): + return "LinuxBSD" + + +def can_build(): + + if (os.name != "posix" or sys.platform == "darwin"): + return False + + # Check the minimal dependencies + x11_error = os.system("pkg-config --version > /dev/null") + if (x11_error): + return False + + x11_error = os.system("pkg-config x11 --modversion > /dev/null ") + if (x11_error): + return False + + x11_error = os.system("pkg-config xcursor --modversion > /dev/null ") + if (x11_error): + print("xcursor not found.. x11 disabled.") + return False + + x11_error = os.system("pkg-config xinerama --modversion > /dev/null ") + if (x11_error): + print("xinerama not found.. x11 disabled.") + return False + + x11_error = os.system("pkg-config xrandr --modversion > /dev/null ") + if (x11_error): + print("xrandr not found.. x11 disabled.") + return False + + x11_error = os.system("pkg-config xrender --modversion > /dev/null ") + if (x11_error): + print("xrender not found.. x11 disabled.") + return False + + x11_error = os.system("pkg-config xi --modversion > /dev/null ") + if (x11_error): + print("xi not found.. Aborting.") + return False + + return True + +def get_opts(): + from SCons.Variables import BoolVariable, EnumVariable + + return [ + BoolVariable('use_llvm', 'Use the LLVM compiler', False), + BoolVariable('use_lld', 'Use the LLD linker', False), + BoolVariable('use_thinlto', 'Use ThinLTO', False), + BoolVariable('use_static_cpp', 'Link libgcc and libstdc++ statically for better portability', False), + BoolVariable('use_coverage', 'Test Godot coverage', False), + BoolVariable('use_ubsan', 'Use LLVM/GCC compiler undefined behavior sanitizer (UBSAN)', False), + BoolVariable('use_asan', 'Use LLVM/GCC compiler address sanitizer (ASAN))', False), + BoolVariable('use_lsan', 'Use LLVM/GCC compiler leak sanitizer (LSAN))', False), + BoolVariable('use_tsan', 'Use LLVM/GCC compiler thread sanitizer (TSAN))', False), + BoolVariable('pulseaudio', 'Detect and use PulseAudio', True), + BoolVariable('udev', 'Use udev for gamepad connection callbacks', False), + EnumVariable('debug_symbols', 'Add debugging symbols to release builds', 'yes', ('yes', 'no', 'full')), + BoolVariable('separate_debug_symbols', 'Create a separate file containing debugging symbols', False), + BoolVariable('touch', 'Enable touch events', True), + BoolVariable('execinfo', 'Use libexecinfo on systems where glibc is not available', False), + ] + + +def get_flags(): + + return [] + + +def configure(env): + + ## Build type + + if (env["target"] == "release"): + if (env["optimize"] == "speed"): #optimize for speed (default) + env.Prepend(CCFLAGS=['-O3']) + else: #optimize for size + env.Prepend(CCFLAGS=['-Os']) + + if (env["debug_symbols"] == "yes"): + env.Prepend(CCFLAGS=['-g1']) + if (env["debug_symbols"] == "full"): + env.Prepend(CCFLAGS=['-g2']) + + elif (env["target"] == "release_debug"): + if (env["optimize"] == "speed"): #optimize for speed (default) + env.Prepend(CCFLAGS=['-O2']) + else: #optimize for size + env.Prepend(CCFLAGS=['-Os']) + env.Prepend(CPPDEFINES=['DEBUG_ENABLED']) + + if (env["debug_symbols"] == "yes"): + env.Prepend(CCFLAGS=['-g1']) + if (env["debug_symbols"] == "full"): + env.Prepend(CCFLAGS=['-g2']) + + elif (env["target"] == "debug"): + env.Prepend(CCFLAGS=['-g3']) + env.Prepend(CPPDEFINES=['DEBUG_ENABLED', 'DEBUG_MEMORY_ENABLED']) + env.Append(LINKFLAGS=['-rdynamic']) + + ## Architecture + + is64 = sys.maxsize > 2**32 + if (env["bits"] == "default"): + env["bits"] = "64" if is64 else "32" + + ## Compiler configuration + + if 'CXX' in env and 'clang' in os.path.basename(env['CXX']): + # Convenience check to enforce the use_llvm overrides when CXX is clang(++) + env['use_llvm'] = True + + if env['use_llvm']: + if ('clang++' not in os.path.basename(env['CXX'])): + env["CC"] = "clang" + env["CXX"] = "clang++" + env["LINK"] = "clang++" + env.Append(CPPDEFINES=['TYPED_METHOD_BIND']) + env.extra_suffix = ".llvm" + env.extra_suffix + + if env['use_lld']: + if env['use_llvm']: + env.Append(LINKFLAGS=['-fuse-ld=lld']) + if env['use_thinlto']: + # A convenience so you don't need to write use_lto too when using SCons + env['use_lto'] = True + else: + print("Using LLD with GCC is not supported yet, try compiling with 'use_llvm=yes'.") + sys.exit(255) + + if env['use_coverage']: + env.Append(CCFLAGS=['-ftest-coverage', '-fprofile-arcs']) + env.Append(LINKFLAGS=['-ftest-coverage', '-fprofile-arcs']) + + if env['use_ubsan'] or env['use_asan'] or env['use_lsan'] or env['use_tsan']: + env.extra_suffix += "s" + + if env['use_ubsan']: + env.Append(CCFLAGS=['-fsanitize=undefined']) + env.Append(LINKFLAGS=['-fsanitize=undefined']) + + if env['use_asan']: + env.Append(CCFLAGS=['-fsanitize=address']) + env.Append(LINKFLAGS=['-fsanitize=address']) + + if env['use_lsan']: + env.Append(CCFLAGS=['-fsanitize=leak']) + env.Append(LINKFLAGS=['-fsanitize=leak']) + + if env['use_tsan']: + env.Append(CCFLAGS=['-fsanitize=thread']) + env.Append(LINKFLAGS=['-fsanitize=thread']) + + if env['use_lto']: + if not env['use_llvm'] and env.GetOption("num_jobs") > 1: + env.Append(CCFLAGS=['-flto']) + env.Append(LINKFLAGS=['-flto=' + str(env.GetOption("num_jobs"))]) + else: + if env['use_lld'] and env['use_thinlto']: + env.Append(CCFLAGS=['-flto=thin']) + env.Append(LINKFLAGS=['-flto=thin']) + else: + env.Append(CCFLAGS=['-flto']) + env.Append(LINKFLAGS=['-flto']) + + if not env['use_llvm']: + env['RANLIB'] = 'gcc-ranlib' + env['AR'] = 'gcc-ar' + + env.Append(CCFLAGS=['-pipe']) + env.Append(LINKFLAGS=['-pipe']) + + # -fpie and -no-pie is supported on GCC 6+ and Clang 4+, both below our + # minimal requirements. + env.Append(CCFLAGS=['-fpie']) + env.Append(LINKFLAGS=['-no-pie']) + + ## Dependencies + + env.ParseConfig('pkg-config x11 --cflags --libs') + env.ParseConfig('pkg-config xcursor --cflags --libs') + env.ParseConfig('pkg-config xinerama --cflags --libs') + env.ParseConfig('pkg-config xrandr --cflags --libs') + env.ParseConfig('pkg-config xrender --cflags --libs') + env.ParseConfig('pkg-config xi --cflags --libs') + + if (env['touch']): + env.Append(CPPDEFINES=['TOUCH_ENABLED']) + + # FIXME: Check for existence of the libs before parsing their flags with pkg-config + + # freetype depends on libpng and zlib, so bundling one of them while keeping others + # as shared libraries leads to weird issues + if env['builtin_freetype'] or env['builtin_libpng'] or env['builtin_zlib']: + env['builtin_freetype'] = True + env['builtin_libpng'] = True + env['builtin_zlib'] = True + + if not env['builtin_freetype']: + env.ParseConfig('pkg-config freetype2 --cflags --libs') + + if not env['builtin_libpng']: + env.ParseConfig('pkg-config libpng16 --cflags --libs') + + if not env['builtin_bullet']: + # We need at least version 2.89 + import subprocess + bullet_version = subprocess.check_output(['pkg-config', 'bullet', '--modversion']).strip() + if str(bullet_version) < "2.89": + # Abort as system bullet was requested but too old + print("Bullet: System version {0} does not match minimal requirements ({1}). Aborting.".format(bullet_version, "2.89")) + sys.exit(255) + env.ParseConfig('pkg-config bullet --cflags --libs') + + if False: # not env['builtin_assimp']: + # FIXME: Add min version check + env.ParseConfig('pkg-config assimp --cflags --libs') + + if not env['builtin_enet']: + env.ParseConfig('pkg-config libenet --cflags --libs') + + if not env['builtin_squish']: + env.ParseConfig('pkg-config libsquish --cflags --libs') + + if not env['builtin_zstd']: + env.ParseConfig('pkg-config libzstd --cflags --libs') + + # Sound and video libraries + # Keep the order as it triggers chained dependencies (ogg needed by others, etc.) + + if not env['builtin_libtheora']: + env['builtin_libogg'] = False # Needed to link against system libtheora + env['builtin_libvorbis'] = False # Needed to link against system libtheora + env.ParseConfig('pkg-config theora theoradec --cflags --libs') + else: + list_of_x86 = ['x86_64', 'x86', 'i386', 'i586'] + if any(platform.machine() in s for s in list_of_x86): + env["x86_libtheora_opt_gcc"] = True + + if not env['builtin_libvpx']: + env.ParseConfig('pkg-config vpx --cflags --libs') + + if not env['builtin_libvorbis']: + env['builtin_libogg'] = False # Needed to link against system libvorbis + env.ParseConfig('pkg-config vorbis vorbisfile --cflags --libs') + + if not env['builtin_opus']: + env['builtin_libogg'] = False # Needed to link against system opus + env.ParseConfig('pkg-config opus opusfile --cflags --libs') + + if not env['builtin_libogg']: + env.ParseConfig('pkg-config ogg --cflags --libs') + + if not env['builtin_libwebp']: + env.ParseConfig('pkg-config libwebp --cflags --libs') + + if not env['builtin_mbedtls']: + # mbedTLS does not provide a pkgconfig config yet. See https://github.com/ARMmbed/mbedtls/issues/228 + env.Append(LIBS=['mbedtls', 'mbedcrypto', 'mbedx509']) + + if not env['builtin_wslay']: + env.ParseConfig('pkg-config libwslay --cflags --libs') + + if not env['builtin_miniupnpc']: + # No pkgconfig file so far, hardcode default paths. + env.Prepend(CPPPATH=["/usr/include/miniupnpc"]) + env.Append(LIBS=["miniupnpc"]) + + # On Linux wchar_t should be 32-bits + # 16-bit library shouldn't be required due to compiler optimisations + if not env['builtin_pcre2']: + env.ParseConfig('pkg-config libpcre2-32 --cflags --libs') + + ## Flags + + if (os.system("pkg-config --exists alsa") == 0): # 0 means found + print("Enabling ALSA") + env.Append(CPPDEFINES=["ALSA_ENABLED", "ALSAMIDI_ENABLED"]) + # Don't parse --cflags, we don't need to add /usr/include/alsa to include path + env.ParseConfig('pkg-config alsa --libs') + else: + print("ALSA libraries not found, disabling driver") + + if env['pulseaudio']: + if (os.system("pkg-config --exists libpulse") == 0): # 0 means found + print("Enabling PulseAudio") + env.Append(CPPDEFINES=["PULSEAUDIO_ENABLED"]) + env.ParseConfig('pkg-config --cflags --libs libpulse') + else: + print("PulseAudio development libraries not found, disabling driver") + + if (platform.system() == "Linux"): + env.Append(CPPDEFINES=["JOYDEV_ENABLED"]) + + if env['udev']: + if (os.system("pkg-config --exists libudev") == 0): # 0 means found + print("Enabling udev support") + env.Append(CPPDEFINES=["UDEV_ENABLED"]) + env.ParseConfig('pkg-config libudev --cflags --libs') + else: + print("libudev development libraries not found, disabling udev support") + + # Linkflags below this line should typically stay the last ones + if not env['builtin_zlib']: + env.ParseConfig('pkg-config zlib --cflags --libs') + + env.Prepend(CPPPATH=['#platform/linuxbsd']) + env.Append(CPPDEFINES=['X11_ENABLED', 'UNIX_ENABLED']) + + env.Append(CPPDEFINES=['VULKAN_ENABLED']) + if not env['builtin_vulkan']: + env.ParseConfig('pkg-config vulkan --cflags --libs') + if not env['builtin_glslang']: + # No pkgconfig file for glslang so far + env.Append(LIBS=['glslang', 'SPIRV']) + + #env.Append(CPPDEFINES=['OPENGL_ENABLED']) + env.Append(LIBS=['GL']) + + env.Append(LIBS=['pthread']) + + if (platform.system() == "Linux"): + env.Append(LIBS=['dl']) + + if (platform.system().find("BSD") >= 0): + env["execinfo"] = True + + if env["execinfo"]: + env.Append(LIBS=['execinfo']) + + if not env['tools']: + import subprocess + import re + linker_version_str = subprocess.check_output([env.subst(env["LINK"]), '-Wl,--version']).decode("utf-8") + gnu_ld_version = re.search('^GNU ld [^$]*(\d+\.\d+)$', linker_version_str, re.MULTILINE) + if not gnu_ld_version: + print("Warning: Creating template binaries enabled for PCK embedding is currently only supported with GNU ld") + else: + if float(gnu_ld_version.group(1)) >= 2.30: + env.Append(LINKFLAGS=['-T', 'platform/linuxbsd/pck_embed.ld']) + else: + env.Append(LINKFLAGS=['-T', 'platform/linuxbsd/pck_embed.legacy.ld']) + + ## Cross-compilation + + if (is64 and env["bits"] == "32"): + env.Append(CCFLAGS=['-m32']) + env.Append(LINKFLAGS=['-m32', '-L/usr/lib/i386-linux-gnu']) + elif (not is64 and env["bits"] == "64"): + env.Append(CCFLAGS=['-m64']) + env.Append(LINKFLAGS=['-m64', '-L/usr/lib/i686-linux-gnu']) + + # Link those statically for portability + if env['use_static_cpp']: + env.Append(LINKFLAGS=['-static-libgcc', '-static-libstdc++']) |