diff -r 000000000000 -r 76005e62091d yml2c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/yml2c Mon Jul 11 23:15:28 2016 +0200 @@ -0,0 +1,102 @@ +#!/usr/bin/env python +# vim: set fileencoding=utf-8 : + +"""\ +YML 2 compiler version 5.4 +Copyleft (c), 2009-2011, Volker Birk http://fdik.org/yml/ + +""" + +import sys, os, codecs, locale +import fileinput, unicodedata +from optparse import OptionParser + +from pyPEG import parse, u +from yml2 import ymlCStyle, comment, oldSyntax +import backend + +def printInfo(option, opt_str, value, parser): + sys.stdout.write(__doc__) + +def w(msg): + if isinstance(msg, BaseException): + try: + msg = str(msg) + "\n" + except: + msg = u(msg) + u"\n" + if type(msg) is unicode: + msg = codecs.encode(msg, sys.stderr.encoding) + sys.stderr.write(msg) + +optParser = OptionParser() +optParser.add_option("-C", "--old-syntax", action="store_true", dest="old_syntax", + help="syntax of YML 2 version 1.x (compatibility mode)", default=False) +optParser.add_option("-D", "--emit-linenumbers", action="store_true", dest="emitlinenumbers", + help="emit line numbers into the resulting XML for debugging purposes", default=False) +optParser.add_option("-E", "--encoding", dest="encoding", metavar="ENCODING", default=locale.getdefaultlocale()[1], + help="encoding of input files (default to locale)") +optParser.add_option("-I", "--include", dest="includePathText", metavar="INCLUDE_PATH", + help="precede YML_PATH by a colon separated INCLUDE_PATH to search for include files") +optParser.add_option("-m", "--omit-empty-parm-tags", action="store_true", dest="omitemptyparm", + help="does nothing (only there for compatibility reasons)", default=False) +optParser.add_option("-n", "--normalization", dest="normalization", metavar="NORMALIZATION", default="NFC", + help="Unicode normalization (none, NFD, NFKD, NFC, NFKC, FCD, default is NFC)") +optParser.add_option("-o", "--output", dest="outputFile", metavar="FILE", + help="place output in file FILE") +optParser.add_option("-p", "--parse-only", action="store_true", dest="parseonly", + help="parse only, then output pyAST as text to stdout", default=False) +optParser.add_option("-V", "--version", action="callback", callback=printInfo, help="show version info") +(options, args) = optParser.parse_args() + +if options.old_syntax: + oldSyntax() + +if options.emitlinenumbers: + backend.emitlinenumbers = True + +backend.encoding = options.encoding + +try: + if options.includePathText: + backend.includePath = options.includePathText.split(':') + + dirs = os.environ.get('YML_PATH', '.').split(':') + backend.includePath.extend(dirs) + + files = fileinput.input(args, mode="rU", openhook=fileinput.hook_encoded(options.encoding)) + # fileinput suffer from two nasty bugs : + # - ignoring open hook with stdin + # - iterator requires ctrl-D to be pressed twice on some platform + if args in [[],['-']] : + files._files=[] + files._buffer=[unicode(line, options.encoding) for line in sys.stdin.readlines()] + + ymlC = ymlCStyle() + result = parse(ymlC, files, True, comment, packrat=True) + + if options.parseonly: + print result + else: + result = backend.finish(result) + if options.normalization != "none": + result = unicodedata.normalize(options.normalization, result) + + if options.outputFile and options.outputFile != "-": + outfile = open(options.outputFile, "w") + outfile.write(codecs.encode(result, options.encoding)) + outfile.close() + else: + print codecs.encode(result, options.encoding) + +except KeyboardInterrupt: + w("\n") + sys.exit(1) +except KeyError, msg: + w(u"not found: " + u(msg) + u"\n") + sys.exit(4) +except LookupError, msg: + w(u"not found: " + u(msg) + u"\n") + sys.exit(4) +except Exception, msg: + w(msg) + sys.exit(5)