print """\
%(argv0)s: XML to nroff converter
Converts the XML format supplied as input into an nroff-formatted manpage.
-usage: %(argv0)s [OPTIONS] INPUT.XML
+usage: %(argv0)s [OPTIONS] INPUT.XML [VAR=VALUE]...
where INPUT.XML is a manpage in an OVS-specific XML format.
+Each VAR, when enclosed by "@"s in the input, is replaced by its
+corresponding VALUE, with characters &<>"' in VALUE escaped.
+
The following options are also available:
--version=VERSION use VERSION to display on document footer
-h, --help display this help message\
""" % {'argv0': argv0}
sys.exit(0)
-def manpage_to_nroff(xml_file, version=None):
- doc = xml.dom.minidom.parse(xml_file).documentElement
+def manpage_to_nroff(xml_file, subst, version=None):
+ f = open(xml_file)
+ input = []
+ for line in f:
+ for k, v in subst.iteritems():
+ line = line.replace(k, v)
+ input += [line]
+ doc = xml.dom.minidom.parseString(''.join(input)).documentElement
d = date.fromtimestamp(os.stat(xml_file).st_mtime)
if version == None:
else:
sys.exit(0)
- if len(args) != 1:
+ if len(args) < 1:
sys.stderr.write("%s: exactly 1 non-option arguments required "
"(use --help for help)\n" % argv0)
sys.exit(1)
+ subst = {}
+ for s in args[1:]:
+ var, value = s.split('=', 1)
+ value = value.replace('&', '&')
+ value = value.replace('<', '<')
+ value = value.replace('>', '>')
+ value = value.replace('"', '"')
+ value = value.replace("'", ''')
+ subst['@%s@' % var] = value
+
try:
- s = manpage_to_nroff(args[0], version)
+ s = manpage_to_nroff(args[0], subst, version)
except error.Error, e:
sys.stderr.write("%s: %s\n" % (argv0, e.msg))
sys.exit(1)