Mercurial > hg > Members > nobuyasu > CbC
view make_headers.py2 @ 29:3873895c12a8 draft
remove a.out
author | Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp> |
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date | Mon, 08 Oct 2012 20:49:42 +0900 |
parents | 636a4f0cd8f4 |
children |
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#!/usr/bin/env python # -*- coding: utf-8 -*- import sys import re import getopt reserved_words = [ "if", "for", "switch", "return", "while", "else", ] PATTERN = r"([a-zA-Z_][\w\s]*\**)\s([a-zA-Z_]\w*)\s*\(([^\{/;]*)\)\s*\{" #PATTERN = r"([a-zA-Z_]\w*)\s+([a-zA-Z_]\w*)\s*\(([^;]*)\)\s*\{" #PATTERN = r"((?:[a-zA-Z_]\w*)\s+)+?([a-zA-Z_]\w*)\s*\(([^;]*)\)\s*\{" # TODO: 関数パラメータ内にコメントがあると正しく動かない! PROG = re.compile(PATTERN, re.S) omit_static=False add_extern="" def truncate_comments(data): pass def check_reserved_word(decl): """ return true if decl's type and name is not reserved word. """ if decl["name"] in reserved_words or decl["type"] in reserved_words: return False return True def read_decls(file): declarators = [] # open the file and read all lines into a string. try: fo = open(file, 'r') lines = fo.readlines() data = "".join(lines) truncate_comments(data) except IOError: print "cannot read file %s" % file return None # find all matched strings. # moiter is iterator of MatchObject. moiter = PROG.finditer(data) for mo in moiter: tmp = { "type": mo.group(1), "name": mo.group(2), "parms": mo.group(3), "offset": mo.start() } if check_reserved_word(tmp): declarators.append(tmp) return declarators def debug_print(decl): for (key,value) in decl.items(): if isinstance(value, str): decl[key] = value.replace("\n"," ").replace("\t"," ") print "Type:\t%s" % decl["type"] print "Name:\t%s" % decl["name"] print "Params:\t%s" % decl["parms"] print "offset:\t%d" % decl["offset"] print "" #s = "%s %s ( %s );" % (decl["type"], decl["name"], decl["parms"]) #print s, "/* offset: %d */" % decl["offset"] def format_print(decl, file): for (key,value) in decl.items(): if isinstance(value, str): decl[key] = value.replace("\n"," ").replace("\t"," ") print "/* defined in file %s at offset %d */" % (file,decl["offset"]) print "%s%s %s (%s);" % (add_extern, decl["type"],decl["name"],decl["parms"]) print "" def getoptions(): global omit_static, add_extern try: opts, args = getopt.getopt(sys.argv[1:], 'se', [ 'omit-static', 'add-extern' ]) except getopt.GetoptError: print(err) usage() sys.exit(2) for opt,a in opts: if opt in ("-s", "--omit-static"): omit_static=True elif opt in ("-e", "--add-extern"): add_extern="extern " else: print("unhandled option {0}".format(opt)) usage() return args def usage(): print( """\ Usage: {0:s} OPION... [FILE]... OPTIONS: -s, --omit-static omit static functions -e, --add-extern add extern to all function declarations """.format(sys.argv[0])) def main(): # option handling. args = getoptions() for file in args: # read function declaration from each file. decls = read_decls(file) if decls==None or len(decls)==0: # no function found. print "%s have no function definition!" % file continue for decl in decls: if omit_static and 0 <= decl["type"].find("static"): # static function is ignored. continue #debug_print(decl) format_print(decl, file) main()