summaryrefslogtreecommitdiff
path: root/platform/server/detect.py
blob: 266b0c5cc905e5fed025f80771d44b135075bd42 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
import os
import platform
import sys


def is_active():
    return True


def get_name():
    return "Server"


def can_build():

    if (os.name != "posix" or sys.platform == "darwin"):
        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 [
            ("module_mobile_vr_enabled", False),
    ]


def configure(env):

    ## Build type

    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=['-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 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'])
    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++'])