pynova.py

#!/usr/bin/env python

s=r"void LIBNOVA_EXPORT         ln_get_equ_from_ecl (struct ln_lnlat_posn *object, double JD, struct ln_equ_posn *position)"

def parse_typed_name(x):
        tokens = x.rsplit()
        n = tokens.pop(-1)
        t = " ".join(tokens)
        return (t.strip(), n.strip())

def parse_args(x):
        x = x.rstrip(')')
        return x.split(',')

def parse_line(x):
        [fun_text, args_text] = x.split('(', 2)
        fun = parse_typed_name(fun_text)
        args = map( parse_typed_name, parse_args(args_text) )

        print fun, args

tree = parse_line(s)