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import os
import platform
import sys
def is_active():
return True
def get_name():
return "Server"
def get_program_suffix():
if (sys.platform == "darwin"):
return "osx"
return "x11"
def can_build():
if (os.name != "posix"):
return False
return True
def get_opts():
from SCons.Variables import BoolVariable
return [
BoolVariable('use_llvm', 'Use the LLVM compiler', False),
BoolVariable('use_static_cpp', 'Link libgcc and libstdc++ statically for better portability', False),
]
def get_flags():
return []
def configure(env):
## Build type
if (env["target"] == "release"):
env.Append(CCFLAGS=['-O2', '-fomit-frame-pointer'])
elif (env["target"] == "release_debug"):
env.Append(CCFLAGS=['-O2', '-DDEBUG_ENABLED'])
elif (env["target"] == "debug"):
env.Append(CCFLAGS=['-g2', '-DDEBUG_ENABLED', '-DDEBUG_MEMORY_ENABLED'])
## Architecture
is64 = sys.maxsize > 2**32
if (env["bits"] == "default"):
env["bits"] = "64" if is64 else "32"
## Compiler configuration
if env['use_llvm']:
if ('clang++' not in os.path.basename(env['CXX'])):
env["CC"] = "clang"
env["CXX"] = "clang++"
env["LINK"] = "clang++"
env.Append(CPPFLAGS=['-DTYPED_METHOD_BIND'])
env.extra_suffix = ".llvm" + env.extra_suffix
## Dependencies
# 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 libpng --cflags --libs')
if not env['builtin_bullet']:
# We need at least version 2.88
import subprocess
bullet_version = subprocess.check_output(['pkg-config', 'bullet', '--modversion']).strip()
if bullet_version < "2.88":
# Abort as system bullet was requested but too old
print("Bullet: System version {0} does not match minimal requirements ({1}). Aborting.".format(bullet_version, "2.88"))
sys.exit(255)
env.ParseConfig('pkg-config bullet --cflags --libs')
if not env['builtin_enet']:
env.ParseConfig('pkg-config libenet --cflags --libs')
if not env['builtin_squish'] and env['tools']:
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')
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_libwebsockets']:
env.ParseConfig('pkg-config libwebsockets --cflags --libs')
if not env['builtin_miniupnpc']:
# No pkgconfig file so far, hardcode default paths.
env.Append(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
# Linkflags below this line should typically stay the last ones
if not env['builtin_zlib']:
env.ParseConfig('pkg-config zlib --cflags --libs')
env.Append(CPPPATH=['#platform/server'])
env.Append(CPPFLAGS=['-DSERVER_ENABLED', '-DUNIX_ENABLED'])
if (platform.system() == "Darwin"):
env.Append(LINKFLAGS=['-framework', 'Cocoa', '-framework', 'Carbon', '-lz', '-framework', 'IOKit'])
env.Append(LIBS=['pthread'])
if (platform.system() == "Linux"):
env.Append(LIBS=['dl'])
if (platform.system().find("BSD") >= 0):
env.Append(LIBS=['execinfo'])
# Link those statically for portability
if env['use_static_cpp']:
env.Append(LINKFLAGS=['-static-libgcc', '-static-libstdc++'])
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