godot/platform/android/detect.py

import os
import sys
import string
import platform


def is_active():
    return True


def get_name():
    return "Android"


def can_build():

    import os
    if (not os.environ.has_key("ANDROID_NDK_ROOT")):
        return False

    return True


def get_opts():

    return [
        ('ANDROID_NDK_ROOT', 'the path to Android NDK', os.environ.get("ANDROID_NDK_ROOT", 0)),
        ('NDK_TARGET', 'toolchain to use for the NDK', os.environ.get("NDK_TARGET", "arm-linux-androideabi-4.9")),
        ('NDK_TARGET_X86', 'toolchain to use for the NDK x86', os.environ.get("NDK_TARGET_X86", "x86-4.9")),
        ('ndk_platform', 'compile for platform: (android-<api> , example: android-14)', "android-14"),
        ('android_arch', 'select compiler architecture: (armv7/armv6/x86)', "armv7"),
        ('android_neon', 'enable neon (armv7 only)', "yes"),
        ('android_stl', 'enable STL support in android port (for modules)', "no")
    ]


def get_flags():

    return [
        ('tools', 'no'),
        ('openssl', 'builtin'),  # use builtin openssl
    ]


def create(env):
    tools = env['TOOLS']
    if "mingw" in tools:
        tools.remove('mingw')
    if "applelink" in tools:
        tools.remove("applelink")
        env.Tool('gcc')
    return env.Clone(tools=tools)


def configure(env):

    # Workaround for MinGW. See:
    # http://www.scons.org/wiki/LongCmdLinesOnWin32
    import os
    if (os.name == "nt"):

        import subprocess

        def mySubProcess(cmdline, env):
            # print "SPAWNED : " + cmdline
            startupinfo = subprocess.STARTUPINFO()
            startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
            proc = subprocess.Popen(cmdline, stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                                    stderr=subprocess.PIPE, startupinfo=startupinfo, shell=False, env=env)
            data, err = proc.communicate()
            rv = proc.wait()
            if rv:
                print "====="
                print err
                print "====="
            return rv

        def mySpawn(sh, escape, cmd, args, env):

            newargs = ' '.join(args[1:])
            cmdline = cmd + " " + newargs

            rv = 0
            if len(cmdline) > 32000 and cmd.endswith("ar"):
                cmdline = cmd + " " + args[1] + " " + args[2] + " "
                for i in range(3, len(args)):
                    rv = mySubProcess(cmdline + args[i], env)
                    if rv:
                        break
            else:
                rv = mySubProcess(cmdline, env)

            return rv

        env['SPAWN'] = mySpawn

    ndk_platform = env['ndk_platform']

    if env['android_arch'] not in ['armv7', 'armv6', 'x86']:
        env['android_arch'] = 'armv7'

    if env['android_arch'] == 'x86':
        env['NDK_TARGET'] = env['NDK_TARGET_X86']
        env["x86_libtheora_opt_gcc"] = True

    if env['PLATFORM'] == 'win32':
        env.Tool('gcc')
        env['SHLIBSUFFIX'] = '.so'

    neon_text = ""
    if env["android_arch"] == "armv7" and env['android_neon'] == 'yes':
        neon_text = " (with neon)"
    print("Godot Android!!!!! (" + env['android_arch'] + ")" + neon_text)

    env.Append(CPPPATH=['#platform/android'])

    if env['android_arch'] == 'x86':
        env.extra_suffix = ".x86" + env.extra_suffix
    elif env['android_arch'] == 'armv6':
        env.extra_suffix = ".armv6" + env.extra_suffix
    elif env["android_arch"] == "armv7":
        if env['android_neon'] == 'yes':
            env.extra_suffix = ".armv7.neon" + env.extra_suffix
        else:
            env.extra_suffix = ".armv7" + env.extra_suffix

    gcc_path = env["ANDROID_NDK_ROOT"] + "/toolchains/" + env["NDK_TARGET"] + "/prebuilt/"

    if (sys.platform.startswith("linux")):
        if (platform.machine().endswith('64')):
            gcc_path = gcc_path + "/linux-x86_64/bin"
        else:
            gcc_path = gcc_path + "/linux-x86/bin"
    elif (sys.platform.startswith("darwin")):
        gcc_path = gcc_path + "/darwin-x86_64/bin"
        env['SHLINKFLAGS'][1] = '-shared'
        env['SHLIBSUFFIX'] = '.so'
    elif (sys.platform.startswith('win')):
        if (platform.machine().endswith('64')):
            gcc_path = gcc_path + "/windows-x86_64/bin"
        else:
            gcc_path = gcc_path + "/windows-x86/bin"

    env['ENV']['PATH'] = gcc_path + ":" + env['ENV']['PATH']
    if env['android_arch'] == 'x86':
        env['CC'] = gcc_path + '/i686-linux-android-gcc'
        env['CXX'] = gcc_path + '/i686-linux-android-g++'
        env['AR'] = gcc_path + "/i686-linux-android-ar"
        env['RANLIB'] = gcc_path + "/i686-linux-android-ranlib"
        env['AS'] = gcc_path + "/i686-linux-android-as"
    else:
        env['CC'] = gcc_path + '/arm-linux-androideabi-gcc'
        env['CXX'] = gcc_path + '/arm-linux-androideabi-g++'
        env['AR'] = gcc_path + "/arm-linux-androideabi-ar"
        env['RANLIB'] = gcc_path + "/arm-linux-androideabi-ranlib"
        env['AS'] = gcc_path + "/arm-linux-androideabi-as"

    if env['android_arch'] == 'x86':
        env['ARCH'] = 'arch-x86'
    else:
        env['ARCH'] = 'arch-arm'

    import string
    # include path
    gcc_include = env["ANDROID_NDK_ROOT"] + "/platforms/" + ndk_platform + "/" + env['ARCH'] + "/usr/include"
    ld_sysroot = env["ANDROID_NDK_ROOT"] + "/platforms/" + ndk_platform + "/" + env['ARCH']
    # glue_include=env["ANDROID_NDK_ROOT"]+"/sources/android/native_app_glue"
    ld_path = env["ANDROID_NDK_ROOT"] + "/platforms/" + ndk_platform + "/" + env['ARCH'] + "/usr/lib"
    env.Append(CPPPATH=[gcc_include])
#	env['CCFLAGS'] = string.split('-DNO_THREADS -MMD -MP -MF -fpic -ffunction-sections -funwind-tables -fstack-protector -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__  -Wno-psabi -march=armv5te -mtune=xscale -msoft-float  -fno-exceptions -mthumb -fno-strict-aliasing -DANDROID -Wa,--noexecstack -DGLES2_ENABLED ')

    env['neon_enabled'] = False
    if env['android_arch'] == 'x86':
        env.Append(CCFLAGS=string.split('-DNO_STATVFS -fpic -ffunction-sections -funwind-tables -fstack-protector -fvisibility=hidden -D__GLIBC__  -Wno-psabi -ftree-vectorize -funsafe-math-optimizations -fno-strict-aliasing -DANDROID -Wa,--noexecstack -DGLES2_ENABLED'))
    elif env["android_arch"] == "armv6":
        env.Append(CCFLAGS=string.split('-DNO_STATVFS -fpic -ffunction-sections -funwind-tables -fstack-protector -fvisibility=hidden -D__ARM_ARCH_6__ -D__GLIBC__  -Wno-psabi -march=armv6 -mfpu=vfp -mfloat-abi=softfp -funsafe-math-optimizations -fno-strict-aliasing -DANDROID -Wa,--noexecstack -DGLES2_ENABLED'))
    elif env["android_arch"] == "armv7":
        env.Append(CCFLAGS=string.split('-DNO_STATVFS -fpic -ffunction-sections -funwind-tables -fstack-protector -fvisibility=hidden -D__ARM_ARCH_7__ -D__ARM_ARCH_7A__ -D__GLIBC__  -Wno-psabi -march=armv7-a -mfloat-abi=softfp -ftree-vectorize -funsafe-math-optimizations -fno-strict-aliasing -DANDROID -Wa,--noexecstack -DGLES2_ENABLED'))
        if env['android_neon'] == 'yes':
            env['neon_enabled'] = True
            env.Append(CCFLAGS=['-mfpu=neon', '-D__ARM_NEON__'])
        else:
            env.Append(CCFLAGS=['-mfpu=vfpv3-d16'])

    env.Append(LDPATH=[ld_path])
    env.Append(LIBS=['OpenSLES'])
#	env.Append(LIBS=['c','m','stdc++','log','EGL','GLESv1_CM','GLESv2','OpenSLES','supc++','android'])
    env.Append(LIBS=['EGL', 'OpenSLES', 'android'])
    env.Append(LIBS=['c', 'm', 'stdc++', 'log', 'GLESv1_CM', 'GLESv2', 'z'])

    env["LINKFLAGS"] = string.split(" -g --sysroot=" + ld_sysroot + " -Wl,--no-undefined -Wl,-z,noexecstack ")
    env.Append(LINKFLAGS=["-Wl,-soname,libgodot_android.so"])

    if (env["target"] == "release"):

        env.Append(CCFLAGS=['-O2', '-ffast-math', '-fomit-frame-pointer'])

    elif (env["target"] == "release_debug"):

        env.Append(CCFLAGS=['-O2', '-ffast-math', '-DDEBUG_ENABLED'])

    elif (env["target"] == "debug"):

        env.Append(CCFLAGS=['-D_DEBUG', '-g1', '-Wall', '-O0', '-DDEBUG_ENABLED'])
        env.Append(CPPFLAGS=['-DDEBUG_MEMORY_ALLOC'])

    env.Append(CPPFLAGS=['-DANDROID_ENABLED', '-DUNIX_ENABLED', '-DNO_FCNTL', '-DMPC_FIXED_POINT'])
#	env.Append(CPPFLAGS=['-DANDROID_ENABLED', '-DUNIX_ENABLED','-DMPC_FIXED_POINT'])

    # TODO: Move that to opus module's config
    if("module_opus_enabled" in env and env["module_opus_enabled"] != "no"):
        if (env["android_arch"] == "armv6" or env["android_arch"] == "armv7"):
            env.Append(CFLAGS=["-DOPUS_ARM_OPT"])
        env.opus_fixed_point = "yes"

    if (env['android_stl'] == 'yes'):
        # env.Append(CCFLAGS=[env["ANDROID_NDK_ROOT"]+"/sources/cxx-stl/system/include"])
        env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/include"])
        if env['android_arch'] == 'x86':
            env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/x86/include"])
            env.Append(LIBPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/x86"])
        elif env['android_arch'] == 'armv6':
            env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi/include"])
            env.Append(LIBPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi"])
        elif env["android_arch"] == "armv7":
            env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi-v7a/include"])
            env.Append(LIBPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi-v7a"])

        env.Append(LIBS=["gnustl_static", "supc++"])
        env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cpufeatures"])

        # env.Append(CCFLAGS=["-I"+env["ANDROID_NDK_ROOT"]+"/sources/cxx-stl/stlport/stlport"])
        # env.Append(CCFLAGS=["-I"+env["ANDROID_NDK_ROOT"]+"/sources/cxx-stl/gnu-libstdc++/libs/armeabi/include"])
        # env.Append(LINKFLAGS=[env["ANDROID_NDK_ROOT"]+"/sources/cxx-stl/gnu-libstdc++/libs/armeabi/libstdc++.a"])
    else:

        env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/include"])
        env.Append(CPPPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cpufeatures"])
        if env['android_arch'] == 'x86':
            env.Append(LIBPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/x86"])
        elif env["android_arch"] == "armv6":
            env.Append(LIBPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi"])
        elif env["android_arch"] == "armv7":
            env.Append(LIBPATH=[env["ANDROID_NDK_ROOT"] + "/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi-v7a"])
        env.Append(LIBS=['gnustl_static'])
        env.Append(CCFLAGS=["-fno-exceptions", '-DNO_SAFE_CAST'])

    import methods
    env.Append(BUILDERS={'GLSL120': env.Builder(action=methods.build_legacygl_headers, suffix='glsl.h', src_suffix='.glsl')})
    env.Append(BUILDERS={'GLSL': env.Builder(action=methods.build_glsl_headers, suffix='glsl.h', src_suffix='.glsl')})
    env.Append(BUILDERS={'GLSL120GLES': env.Builder(action=methods.build_gles2_headers, suffix='glsl.h', src_suffix='.glsl')})

    env.use_windows_spawn_fix()