88 lines
3.1 KiB
Python
88 lines
3.1 KiB
Python
#!/usr/bin/env python
|
|
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (c) 2015 Microsoft Corporation. All rights reserved.
|
|
# Released under Apache 2.0 license as described in the file LICENSE.
|
|
#
|
|
# Author: Leonardo de Moura
|
|
#
|
|
# Given a text file containing id and token strings,
|
|
# this script generates .h and .cpp files for initialing/finalizing theses tokens
|
|
# as C++ name objects.
|
|
#
|
|
# This script is used to generate src/frontends/lean/tokens.cpp and src/frontends/lean/tokens.h
|
|
# from src/frontends/lean/tokens.txt
|
|
import sys
|
|
import os
|
|
|
|
def error(msg):
|
|
print("Error: %s" % msg)
|
|
exit(1)
|
|
|
|
def to_c_const(s):
|
|
out = ""
|
|
for c in s:
|
|
if c == '.' or c == '_':
|
|
out += '_'
|
|
elif c.isalpha() or c.isdigit():
|
|
out += c
|
|
else:
|
|
error("unsupported character in constant: %s" % s)
|
|
return out
|
|
|
|
def main(argv=None):
|
|
if argv is None:
|
|
argv = sys.argv[1:]
|
|
infile = argv[0]
|
|
basename, ext = os.path.splitext(infile)
|
|
cppfile = basename + ".cpp"
|
|
hfile = basename + ".h"
|
|
constants = []
|
|
with open(infile, 'r') as f:
|
|
for line in f:
|
|
l = line.split()
|
|
if len(l) != 2:
|
|
error("invalid line: %s" % line)
|
|
constants.append([to_c_const(l[0].strip()), l[1].strip()])
|
|
with open(hfile, 'w') as f:
|
|
f.write('// Copyright (c) 2015 Microsoft Corporation. All rights reserved.\n')
|
|
f.write('// Released under Apache 2.0 license as described in the file LICENSE.\n')
|
|
f.write('// DO NOT EDIT, automatically generated file, generator scripts/gen_constants_cpp.py\n')
|
|
f.write('#include "util/name.h"\n')
|
|
f.write('namespace lean {\n')
|
|
f.write('void initialize_tokens();\n')
|
|
f.write('void finalize_tokens();\n')
|
|
for c in constants:
|
|
f.write('name const & get_%s_tk();\n' % c[0])
|
|
f.write('}\n')
|
|
with open(cppfile, 'w') as f:
|
|
f.write('// Copyright (c) 2015 Microsoft Corporation. All rights reserved.\n')
|
|
f.write('// Released under Apache 2.0 license as described in the file LICENSE.\n')
|
|
f.write('// DO NOT EDIT, automatically generated file, generator scripts/gen_constants_cpp.py\n')
|
|
f.write('#include "util/name.h"\n')
|
|
f.write('namespace lean{\n')
|
|
# declare constants
|
|
for c in constants:
|
|
f.write('name const * g_%s_tk = nullptr;\n' % c[0])
|
|
# initialize constants
|
|
f.write('void initialize_tokens() {\n')
|
|
for c in constants:
|
|
f.write(' g_%s_tk = new name{' % c[0])
|
|
f.write('"%s"' % c[1])
|
|
f.write('};\n')
|
|
f.write('}\n')
|
|
# finalize constants
|
|
f.write('void finalize_tokens() {\n')
|
|
for c in constants:
|
|
f.write(' delete g_%s_tk;\n' % c[0])
|
|
f.write('}\n')
|
|
# get methods
|
|
for c in constants:
|
|
f.write('name const & get_%s_tk() { return *g_%s_tk; }\n' % (c[0], c[0]))
|
|
# end namespace
|
|
f.write('}\n')
|
|
print("done")
|
|
return 0
|
|
|
|
if __name__ == "__main__":
|
|
sys.exit(main())
|