diff options
| -rwxr-xr-x | tools/enum-create-valstr.py | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/tools/enum-create-valstr.py b/tools/enum-create-valstr.py new file mode 100755 index 0000000..1e78a40 --- /dev/null +++ b/tools/enum-create-valstr.py @@ -0,0 +1,60 @@ +#!/usr/bin/env python +# +# Code to generate a 'struct value string' from enums +# (C) 2017 by Harald Welte <laforge@gnumonks.org> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +from optparse import OptionParser +import pprint +from pycparser import c_parser, c_ast, parse_file +from value_string import export_value_str + +class EnumValStrVisitor(c_ast.NodeVisitor): + "Generate a 'struct value_string' from an enum" + def visit_Enum(self, node): + name = "%s_vals" % node.name + elist = node.values + vdict = {} + for val in elist.enumerators: + vdict[val.name] = val.name + export_value_str(name, vdict, sort_key=None) + +class EnumValuePrinter(c_ast.NodeVisitor): + def visit_Enum(self, node): + print("enum %s = {" % node.name) + elist = node.values + next_val = 0 + for val in elist.enumerators: + if val.value: + numeric = int(val.value.value, 0) + next_val = numeric + else: + numeric = next_val + print("\t%s = %d" % (val.name, numeric)) + next_val += 1 + print("};") + + +parser = OptionParser() +(options, args) = parser.parse_args() +filename = args[0] + +ast = parse_file(filename, use_cpp=True) + +v = EnumValStrVisitor() +#v = EnumValuePrinter() +v.visit(ast) + |