244 lines
6.6 KiB
Python
244 lines
6.6 KiB
Python
#!/usr/bin/env python
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import os
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import sys
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def add_sources(sources, dir, extension):
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for f in os.listdir(dir):
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if f.endswith('.' + extension):
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sources.append(dir + '/' + f)
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# Try to detect the host platform automatically.
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# This is used if no `platform` argument is passed
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if sys.platform.startswith('linux'):
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host_platform = 'linux'
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elif sys.platform == 'darwin':
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host_platform = 'osx'
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elif sys.platform == 'win32' or sys.platform == 'msys':
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host_platform = 'windows'
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else:
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raise ValueError(
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'Could not detect platform automatically, please specify with '
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'platform=<platform>'
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)
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opts = Variables([], ARGUMENTS)
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opts.Add(EnumVariable(
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'platform',
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'Target platform',
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host_platform,
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allowed_values=('linux', 'osx', 'windows', 'android'),
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ignorecase=2
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))
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opts.Add(EnumVariable(
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'bits',
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'Target platform bits',
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'default',
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('default', '32', '64')
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))
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opts.Add(BoolVariable(
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'use_llvm',
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'Use the LLVM compiler - only effective when targeting Linux',
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False
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))
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opts.Add(BoolVariable(
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'use_mingw',
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'Use the MinGW compiler instead of MSVC - only effective on Windows',
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False
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))
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# Must be the same setting as used for cpp_bindings
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opts.Add(EnumVariable(
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'target',
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'Compilation target',
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'debug',
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allowed_values=('debug', 'release'),
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ignorecase=2
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))
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opts.Add(PathVariable(
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'headers_dir',
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'Path to the directory containing Godot headers',
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'godot_headers',
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PathVariable.PathIsDir
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))
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opts.Add(PathVariable(
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'custom_api_file',
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'Path to a custom JSON API file',
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None,
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PathVariable.PathIsFile
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))
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opts.Add(BoolVariable(
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'generate_bindings',
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'Generate GDNative API bindings',
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False
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))
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opts.Add(EnumVariable(
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'android_api_level',
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'Target Android API Level',
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'29',
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('29', '28', '27', '26')
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))
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env = Environment(ENV = os.environ)
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opts.Update(env)
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Help(opts.GenerateHelpText(env))
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is64 = sys.maxsize > 2**32
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if (
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env['TARGET_ARCH'] == 'amd64' or
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env['TARGET_ARCH'] == 'emt64' or
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env['TARGET_ARCH'] == 'x86_64' or
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env['TARGET_ARCH'] == 'arm64-v8a'
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):
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is64 = True
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if env['bits'] == 'default':
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env['bits'] = '64' if is64 else '32'
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# This makes sure to keep the session environment variables on Windows.
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# This way, you can run SCons in a Visual Studio 2017 prompt and it will find
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# all the required tools
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if host_platform == 'windows':
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if env['bits'] == '64':
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env = Environment(TARGET_ARCH='amd64')
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elif env['bits'] == '32':
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env = Environment(TARGET_ARCH='x86')
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opts.Update(env)
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if env['platform'] == 'linux':
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if env['use_llvm']:
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env['CXX'] = 'clang++'
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env.Append(CCFLAGS=['-fPIC', '-g', '-std=c++14', '-Wwrite-strings'])
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env.Append(LINKFLAGS=["-Wl,-R,'$$ORIGIN'"])
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if env['target'] == 'debug':
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env.Append(CCFLAGS=['-Og'])
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elif env['target'] == 'release':
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env.Append(CCFLAGS=['-O3'])
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if env['bits'] == '64':
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env.Append(CCFLAGS=['-m64'])
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env.Append(LINKFLAGS=['-m64'])
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elif env['bits'] == '32':
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env.Append(CCFLAGS=['-m32'])
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env.Append(LINKFLAGS=['-m32'])
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# Add android target as it works for both armeabi-v7a and arm64-v8a architectures
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elif env['platform'] == 'android':
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# Use clang by default on android(NDK provides only clang)
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env['use_llvm'] = 'yes'
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if env['use_llvm']:
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if(env['bits'] == '64'):
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env['CXX'] = 'aarch64-linux-android' + env['android_api_level'] + '-clang++'
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elif(env['bits'] == '32'):
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env['CXX'] = 'armv7a-linux-androideabi' + env['android_api_level'] +'-clang++'
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env.Append(CCFLAGS=['-fPIC', '-g', '-std=c++14', '-Wwrite-strings'])
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env.Append(LINKFLAGS=["-Wl,-R,'$$ORIGIN'"])
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if env['target'] == 'debug':
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env.Append(CCFLAGS=['-Og'])
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elif env['target'] == 'release':
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env.Append(CCFLAGS=['-O3'])
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if env['bits'] == '64':
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env.Append(CCFLAGS=['-m64'])
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env.Append(LINKFLAGS=['-m64'])
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elif env['bits'] == '32':
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env.Append(CCFLAGS=['-m32'])
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env.Append(LINKFLAGS=['-m32'])
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elif env['platform'] == 'osx':
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# Use Clang on macOS by default
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env['CXX'] = 'clang++'
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if env['bits'] == '32':
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raise ValueError(
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'Only 64-bit builds are supported for the macOS target.'
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)
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env.Append(CCFLAGS=['-g', '-std=c++14', '-arch', 'x86_64'])
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env.Append(LINKFLAGS=[
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'-arch',
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'x86_64',
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'-framework',
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'Cocoa',
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'-Wl,-undefined,dynamic_lookup',
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])
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if env['target'] == 'debug':
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env.Append(CCFLAGS=['-Og'])
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elif env['target'] == 'release':
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env.Append(CCFLAGS=['-O3'])
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elif env['platform'] == 'windows':
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if host_platform == 'windows' and not env['use_mingw']:
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# MSVC
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env.Append(LINKFLAGS=['/WX'])
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if env['target'] == 'debug':
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env.Append(CCFLAGS=['/Z7', '/Od', '/EHsc', '/D_DEBUG', '/MDd'])
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elif env['target'] == 'release':
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env.Append(CCFLAGS=['/O2', '/EHsc', '/DNDEBUG', '/MD'])
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elif host_platform == 'linux' or host_platform == 'osx':
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# Cross-compilation using MinGW
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if env['bits'] == '64':
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env['CXX'] = 'x86_64-w64-mingw32-g++'
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env['AR'] = "x86_64-w64-mingw32-ar"
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env['RANLIB'] = "x86_64-w64-mingw32-ranlib"
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env['LINK'] = "x86_64-w64-mingw32-g++"
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elif env['bits'] == '32':
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env['CXX'] = 'i686-w64-mingw32-g++'
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env['AR'] = "i686-w64-mingw32-ar"
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env['RANLIB'] = "i686-w64-mingw32-ranlib"
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env['LINK'] = "i686-w64-mingw32-g++"
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# Native or cross-compilation using MinGW
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if host_platform == 'linux' or host_platform == 'osx' or env['use_mingw']:
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env.Append(CCFLAGS=['-g', '-O3', '-std=c++14', '-Wwrite-strings'])
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env.Append(LINKFLAGS=[
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'--static',
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'-Wl,--no-undefined',
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'-static-libgcc',
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'-static-libstdc++',
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])
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env.Append(CPPPATH=[
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'.',
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env['headers_dir'],
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'include',
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'include/gen',
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'include/core',
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])
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# Generate bindings?
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json_api_file = ''
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if 'custom_api_file' in env:
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json_api_file = env['custom_api_file']
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else:
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json_api_file = os.path.join(os.getcwd(), 'godot_headers', 'api.json')
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if env['generate_bindings']:
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# Actually create the bindings here
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import binding_generator
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binding_generator.generate_bindings(json_api_file)
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# Sources to compile
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sources = []
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add_sources(sources, 'src/core', 'cpp')
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add_sources(sources, 'src/gen', 'cpp')
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library = env.StaticLibrary(
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target='bin/' + 'libgodot-cpp.{}.{}.{}'.format(
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env['platform'],
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env['target'],
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env['bits'],
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), source=sources
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)
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Default(library)
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