Add initial code for doc matching script

maintenance/docmatcher.py

@@ -0,0 +1,175 @@
+#! /usr/bin/python
+# Copyright (C) 2010 Gentoo Foundation
+# Written by Sebastian Pipping <sebastian@pipping.org>
+# Licensed under GPL v2 or later
+
+from __future__ import print_function
+import re
+import sys
+import os
+
+
+def exract_gen_cmdline_sh():
+	f = open('gen_cmdline.sh', 'r')
+	gen_cmdline_sh = f.read()
+	f.close()
+
+	usage_lines = list()
+	parsing_lines = list()
+	dest = None
+
+	for line in gen_cmdline_sh.split('\n'):
+		if line in ('longusage() {', 'usage() {'):
+			dest = usage_lines
+		elif line == 'parse_cmdline() {':
+			dest = parsing_lines
+
+		if dest is not None:
+			dest.append(line)
+
+		if line == '}':
+			dest = None
+
+	del gen_cmdline_sh
+
+
+	gen_cmdline_sh_parsing_long_params = set()
+	for match in re.finditer('--([a-z][a-z0-9-]+)', '\n'.join(parsing_lines)):
+		para_name = match.group(1)
+		gen_cmdline_sh_parsing_long_params.add(para_name)
+	del parsing_lines
+
+
+	gen_cmdline_sh_usage_long_params = set()
+	for match in re.finditer('--([a-z][a-z0-9-]+)', '\n'.join(usage_lines)):
+		para_name = match.group(1)
+		gen_cmdline_sh_usage_long_params.add(para_name)
+	del usage_lines
+	
+	return gen_cmdline_sh_parsing_long_params, gen_cmdline_sh_usage_long_params
+
+
+def extract_genkernel_8():
+	f = open('genkernel.8', 'r')
+	genkernel_8 = f.read()
+	f.close()
+
+	# Preprocess
+	genkernel_8 = genkernel_8.replace('\\fR','').replace('\\fB','').replace('\\-','-')
+
+	yes_no = re.compile('^\\[(no-)\\]([a-z0-9-]+)$')
+
+	genkernel_8_long_params = set()
+	for match in re.finditer('--((?:[a-z]|\\[no-\\])[a-z0-9-]+)', genkernel_8):
+		para_name = match.group(1)
+		
+		# Black list
+		if para_name == 'no-':
+			continue
+
+		m = yes_no.match(para_name)
+		if m:
+			p_yes = m.group(2)
+			p_no = m.group(1) + m.group(2)
+			genkernel_8_long_params.add(p_yes)
+			genkernel_8_long_params.add(p_no)
+		else:
+			genkernel_8_long_params.add(para_name)
+
+	del genkernel_8
+	
+	return genkernel_8_long_params
+
+
+def extract_genkernel_xml(genkernel_xml_path):
+	f = open(genkernel_xml_path, 'r')
+	genkernel_xml = f.read()
+	f.close()
+
+	# Preprocess
+	genkernel_xml = genkernel_xml.replace('<c>','').replace('</c>','').replace('<b>','').replace('</b>','')
+
+	yes_no = re.compile('^(no-)([a-z0-9-]+)$')
+
+	genkernel_xml_long_params = set()
+	for match in re.finditer('--([a-z][a-z0-9-]+)', genkernel_xml):
+		para_name = match.group(1)
+		
+		# Fix doc error "--no install" 
+		if para_name == 'no':
+			para_name = 'no-install'
+
+		m = yes_no.match(para_name)
+		if m:
+			p_yes = m.group(2)
+			p_no = m.group(1) + m.group(2)
+			genkernel_xml_long_params.add(p_yes)
+			genkernel_xml_long_params.add(p_no)
+		else:
+			genkernel_xml_long_params.add(para_name)
+
+	del genkernel_xml
+	
+	return genkernel_xml_long_params
+
+
+def print_set(s):
+	if s:
+		print('\n'.join(('- ' + e) for e in sorted(s)))
+	else:
+		print('  NONE')
+	print()
+
+
+def  usage():
+	print('USAGE: %s GENTOO/xml/htdocs/doc/en/genkernel.xml' % os.path.basename(sys.argv[0]))
+
+
+def main():
+	if len(sys.argv) != 2:
+		usage()
+		sys.exit(1)
+
+	gen_cmdline_sh_parsing_long_params, gen_cmdline_sh_usage_long_params = exract_gen_cmdline_sh()
+	genkernel_8_long_params = extract_genkernel_8()
+	genkernel_xml_long_params = extract_genkernel_xml(sys.argv[1])
+
+
+	# Status quo
+	print('Used by parser in *gen_cmdline.sh*:')
+	print_set(gen_cmdline_sh_parsing_long_params)
+
+	print('Mentioned in usage of *gen_cmdline.sh*:')
+	print_set(gen_cmdline_sh_usage_long_params)
+	
+	print('Mentioned in *man page*:')
+	print_set(genkernel_8_long_params)
+
+	print('Mentioned in *web page*:')
+	print_set(genkernel_xml_long_params)
+
+
+	# Future work
+	print('Options missing from the *man page*:')
+	print_set(gen_cmdline_sh_parsing_long_params.difference(genkernel_8_long_params))
+
+	print('Removed options still mentioned in the *man page*:')
+	print_set(genkernel_8_long_params.difference(gen_cmdline_sh_parsing_long_params))
+
+
+	print('Options missing from *--help*:')
+	print_set(gen_cmdline_sh_parsing_long_params.difference(gen_cmdline_sh_usage_long_params))
+
+	print('Removed options still mentioned in *--help*:')
+	print_set(gen_cmdline_sh_usage_long_params.difference(gen_cmdline_sh_parsing_long_params))
+
+
+	print('Options missing from *web page*:')
+	print_set(gen_cmdline_sh_parsing_long_params.difference(genkernel_xml_long_params))
+
+	print('Removed options still mentioned in *web page*:')
+	print_set(genkernel_xml_long_params.difference(gen_cmdline_sh_parsing_long_params))
+
+
+if __name__ == '__main__':
+	main()