waky@Pixelbox:~/Downloads/urth-0.1-2-src$ scons lib
scons: Reading SConscript files ...
Checking for C++ library ghf... no
Checking for C library elf... no
Checking for C library bfd... no
Checking for C library opcodes... no
Error: One or more librairies is missing. You can check config.log file.
Install it yourself, or use "scons libs" to automatically download/build these libraries.
waky@Pixelbox:~/Downloads/urth-0.1-2-src$ scons libs
scons: Reading SConscript files ...
scons: done reading SConscript files.
scons: Building targets ...
os.chdir('libs/ghf-0.8-0')
scons install i386=1 LIBS_PREFIX=/home/waky/Downloads/urth-0.1-2-src/libs/local
scons: Reading SConscript files ...
AttributeError: 'module' object has no attribute 'options':
  File "/home/waky/Downloads/urth-0.1-2-src/libs/ghf-0.8-0/SConstruct", line 53:
    env.SConscript(dirs='src', build_dir='build')
  File "/usr/lib/scons/SCons/Script/SConscript.py", line 520:
    return apply(_SConscript, [self.fs,] + files, subst_kw)
  File "/usr/lib/scons/SCons/Script/SConscript.py", line 245:
    exec _file_ in call_stack[-1].globals
  File "/home/waky/Downloads/urth-0.1-2-src/libs/ghf-0.8-0/build/SConscript", line 40:
    if (not 'libs' in COMMAND_LINE_TARGETS) and (not SCons.Script.Main.options.help_msg):
scons: *** [libs/local/lib/libghf.a] Error 2
scons: building terminated because of errors.