g_src/SConscript

   1 # -*- mode: python -*-
   2 from sys import platform
   3 import os
   4
   5 src_dll = ["basics.cpp","command_line.cpp","enabler.cpp","files.cpp",
   6            "find_files_posix.cpp","graphics.cpp","init.cpp","interface.cpp",
   7            "keybindings.cpp","music_and_sound_openal.cpp", "random.cpp",
   8            "textlines.cpp","glew.c","enabler_input.cpp","ViewBase.cpp",
   9            "KeybindingScreen.cpp", "win32_compat.cpp", "textures.cpp",
  10            "resize++.cpp", "renderer_offscreen.cpp",
  11            "ttf_manager.cpp"]
  12
  13 dll  = '#libs/libgraphics.so'
  14
  15 optimize = False
  16 debug = True
  17 profile = False
  18
  19 clang = False
  20
  21 libgraphics = True
  22 tetris = False
  23
  24 M64 = False if libgraphics else True
  25
  26 # Propagate PATH. We'll just take our chances with non-repeatable builds.
  27 env = Environment(ENV = {'PATH' : os.environ['PATH']})
  28 env['LINKFLAGS'] = []
  29 env['CCFLAGS'] = []
  30 env['CPPPATH'] = []
  31 env['LIBPATH'] = []
  32 env['LIBS'] = []
  33
  34 if clang:
  35    env["STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME"]=True
  36    env['CC']="clang"
  37    env['CXX']="clang++"
  38    env['CXXCOM']="$CXX -o $TARGET -emit-llvm -pipe -c $CXXFLAGS $CCFLAGS $_CCCOMCOM $SOURCES"
  39    env['CCCOM']="$CC -o $TARGET -emit-llvm -pipe -c $CFLAGS $CCFLAGS $_CCCOMCOM $SOURCES"
  40    env['SHCCCOM']=env['CCCOM']
  41    env['SHCXXCOM']=env['CXXCOM']
  42    env["OBJSUFFIX"]=".bc"
  43    env["SHOBJSUFFIX"]=".so.bc"
  44    env["ARCOM"]="llvm-link $SOURCES -o $TARGET"
  45    env["RANLIBCOM"]="true"
  46    if optimize:
  47       env["SHLINKCOM"]="llvm-link $SOURCES | opt -disable-internalize -std-link-opts | llc -O3 | g++ -shared -xassembler - -o $TARGET $SHLINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS"
  48       env["LINKCOM"]="llvm-link $SOURCES | opt -disable-internalize -std-link-opts | llc -O3 | g++ -xassembler -o $TARGET - $LINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS"
  49    else:
  50       env["SHLINKCOM"]="llvm-link $SOURCES | llc | g++ -shared -xassembler -fPIC -o $TARGET - $SHLINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS"
  51       env["LINKCOM"]="llvm-link $SOURCES | llc | g++ -xassembler -o $TARGET - $LINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS"
  52 else:
  53    env.Replace(CXX = os.environ.get("CXX") or "g++")
  54
  55 conf = Configure(env)
  56 if not conf.CheckCXX():
  57         print('error: no working C++ compiler detected.')
  58         Exit(1)
  59
  60 disablegtk = ARGUMENTS.get('disable-gtk', 0)
  61 if not int(disablegtk):
  62    try:
  63       conf.env.ParseConfig('pkg-config gtk+-2.0 --cflags --libs')
  64       env['CCFLAGS'].append('-DHAVE_GTK2')
  65    except OSError,e:
  66       print 'gtk+-2.0 not found!'
  67
  68 disablecurses = ARGUMENTS.get('disable-curses', 0)
  69 if not int(disablecurses):
  70    # ncurses has a plethora of different configs, but does not offer pkg-config support
  71    have_ncursesw = conf.CheckCHeader('ncursesw/curses.h') and conf.CheckLib('ncursesw')
  72    have_ncurses = conf.CheckCHeader('ncurses.h') and conf.CheckLib('ncurses')
  73    if have_ncurses or have_ncursesw:
  74       conf.env['CCFLAGS'].append('-DCURSES')
  75    else:
  76       print('ncurses not found')
  77    if have_ncursesw:
  78       env['LINKFLAGS'].append('-lncursesw')
  79       env['CCFLAGS'].append('-DHAVE_NCURSESW')
  80    elif have_ncurses:
  81       env['LINKFLAGS'].append('-lncurses')
  82
  83 disablegl = ARGUMENTS.get('disable-gl', 0)
  84 if not int(disablegl):
  85    try:
  86       env.ParseConfig('pkg-config glu --cflags --libs')
  87       env["CCFLAGS"].append('-DWANT_GL')
  88    except OSError,e:
  89       print 'glu not found, disabling GL'
  90
  91 #env = conf.Finish()
  92 conf.Finish()
  93
  94 # Init variables, and make sure they're around for appending to
  95 # These variables are the ones used by the actual compilation. We construct
  96 # them from ccflags/libs in varying ways depending on which compiler is used,
  97 # below.
  98 env['CPPPATH'].append(["#g_src/fmodexinclude"])
  99 env['CCFLAGS'].append("-Dunix")
 100 env['CXXFLAGS'].append("-std=gnu++0x")
 101 env['LIBS'].append(["SDL_image","z","SDL_ttf"])
 102 # If there's a library in the libs folder it will get linked over a system one.
 103 env['LIBPATH'].append(["#libs"])
 104 if not M64:
 105    env['LIBPATH'].append("/usr/lib32")
 106 env['LINKFLAGS'].append("-Wl,--as-needed")
 107 #env['LINKFLAGS'].append('-Wl,-rpath=\$$ORIGIN/libs')
 108
 109 # GLEW
 110 env["CPPPATH"].append('#g_src/glext')
 111 env["CCFLAGS"].append('-DGLEW_STATIC') # Should only be needed on windows, but can't hurt.
 112
 113 # Generic unix, including Linux
 114 if not clang and not M64:
 115    env['ASFLAGS']="--32"
 116    env['LINKFLAGS'].append("-m32")
 117    env["CCFLAGS"].append("-m32")
 118
 119 env.ParseConfig('pkg-config openal --cflags')
 120 env.ParseConfig('pkg-config sndfile --cflags')
 121 env.ParseConfig('pkg-config sdl --cflags --libs')
 122
 123 ldflags=Split(os.environ.get("LDFLAGS"))
 124 env['LINKFLAGS'].append(ldflags)
 125
 126 if profile:
 127    env["CCFLAGS"].append("-pg")
 128    env['LINKFLAGS'].append("-pg")
 129
 130 if optimize:
 131    if not clang:
 132       if not debug:
 133          env["CCFLAGS"]+=["-fomit-frame-pointer"]
 134       if not M64:
 135          env["CCFLAGS"]+=["-O3","-march=pentium3","-mfpmath=sse"]
 136       else:
 137          env["CCFLAGS"]+=["-O3"]
 138    else:
 139       env["CCFLAGS"].append("-O2") # Only to reduce WPO time
 140
 141 if debug:
 142    env["CCFLAGS"].append("-ggdb")
 143    env["CCFLAGS"].append("-DDEBUG")
 144
 145 # Finally, do the build
 146 if libgraphics:
 147    env.SharedLibrary(dll, src_dll)
 148
 149 if tetris:
 150    env.Program("#tetris", src_dll + ["tetris.cpp"])