def find_library_file(self, dirs, lib, debug=0):
        shortlib = '%s.lib' % lib
        longlib = 'lib%s.lib' % lib    # this form very rare

        # get EMX's default library directory search path
        try:
            emx_dirs = os.environ['LIBRARY_PATH'].split(';')
        except __HOLE__:
            emx_dirs = []

        for dir in dirs + emx_dirs:
            shortlibp = os.path.join(dir, shortlib)
            longlibp = os.path.join(dir, longlib)
            if os.path.exists(shortlibp):
                return shortlibp
            elif os.path.exists(longlibp):
                return longlibp

        # Oops, didn't find it in *any* of 'dirs'
        return None

# class EMXCCompiler


# Because these compilers aren't configured in Python's pyconfig.h file by
# default, we should at least warn the user if he is using a unmodified
# version.
dataset/ETHPy150Open babble/babble/include/jython/Lib/distutils/emxccompiler.py/EMXCCompiler.find_library_file