def find_gl(env):
# Check for libGL, set flag
dl = [(None, None)] # standard search path
if env.has_key('X11INCLUDE'): # sometimes found there (Darwin)
dl.append((env['X11INCLUDE'], env['X11LIB']))
for incdir, libdir in dl:
if incdir: env.Prepend(CPPPATH=[incdir]) # add temporarily
if libdir: env.Prepend(LIBPATH=[libdir])
conf = SConf(env)
if conf.CheckLibWithHeader('GL', 'GL/gl.h', 'C', autoadd=0):
env['OGL'] = 1
if incdir: env['CPPPATH'].remove(incdir) # not needed for now
if libdir: env['LIBPATH'].remove(libdir)
if env.has_key('OGL'):
if incdir: env.Replace(OGLINCLUDE=[incdir])
#if libdir: env.Replace(OGLLIB=[libdir])
conf.Finish()
break
conf.Finish()
def find_x11(env):
# Search for libX11, remember the X11 library and include dirs
for d in ('/usr/X11R6', '/usr/X11', '/usr/openwin'):
if os.path.isdir (d):
incdir = os.path.join(d, 'include')
libdir = os.path.join(d, 'lib')
env.Prepend(CPPPATH=[incdir]) # add temporarily
env.Prepend(LIBPATH=[libdir])
conf = SConf(env)
if conf.CheckLibWithHeader('X11', 'X11/X.h', 'C', autoadd=0):
env.Replace(X11INCLUDE=incdir)
env.Replace(X11LIB=libdir)
env['CPPPATH'].remove(incdir) # not needed for now
env['LIBPATH'].remove(libdir)
if env['X11INCLUDE']:
# Check for SGI stereo extension
if conf.CheckCHeader('X11/extensions/SGIStereo.h'):
env['RAD_STEREO'] = '-DSTEREO'
else: env['RAD_STEREO'] = '-DNOSTEREO'
env = conf.Finish ()
break
env = conf.Finish ()