mirror of
https://github.com/systemd/systemd-stable.git
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131 lines
4.0 KiB
Python
131 lines
4.0 KiB
Python
#!/usr/bin/python3
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# -*- Mode: python; coding: utf-8; indent-tabs-mode: nil -*- */
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#
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# This file is part of systemd.
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#
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# Copyright 2013 Zbigniew Jędrzejewski-Szmek
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# systemd is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with systemd; If not, see <http://www.gnu.org/licenses/>.
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from __future__ import print_function
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import collections
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import sys
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import os.path
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from xml_helper import *
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SECTION = '''\
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MANPAGES += \\
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{manpages}
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MANPAGES_ALIAS += \\
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{aliases}
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{rules}
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{htmlrules}
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'''
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CONDITIONAL = '''\
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if {conditional}
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''' \
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+ SECTION + \
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'''\
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endif
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'''
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HEADER = '''\
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# Do not edit. Generated by make-man-rules.py.
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# To regenerate:
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# 1. Create, update, or remove source .xml files in man/
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# 2. Run 'make update-man-list'
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# 3. Run 'make man' to generate manpages
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#
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# To make a man page conditional on a configure switch add
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# attribute conditional="ENABLE_WHAT" or conditional="WITH_WHAT"
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# to <refentry> element.
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'''
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HTML_ALIAS_RULE = '''\
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{}.html: {}.html
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$(html-alias)
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'''
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FOOTER = '''\
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# Really, do not edit this file.
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EXTRA_DIST += \\
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{dist_files}
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'''
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def man(page, number):
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return 'man/{}.{}'.format(page, number)
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def xml(file):
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return 'man/{}'.format(os.path.basename(file))
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def add_rules(rules, name):
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xml = xml_parse(name)
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# print('parsing {}'.format(name), file=sys.stderr)
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if xml.getroot().tag != 'refentry':
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return
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conditional = xml.getroot().get('conditional') or ''
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rulegroup = rules[conditional]
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refmeta = xml.find('./refmeta')
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title = refmeta.find('./refentrytitle').text
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number = refmeta.find('./manvolnum').text
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refnames = xml.findall('./refnamediv/refname')
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target = man(refnames[0].text, number)
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if title != refnames[0].text:
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raise ValueError('refmeta and refnamediv disagree: ' + name)
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for refname in refnames:
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assert all(refname not in group
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for group in rules.values()), "duplicate page name"
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alias = man(refname.text, number)
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rulegroup[alias] = target
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# print('{} => {} [{}]'.format(alias, target, conditional), file=sys.stderr)
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def create_rules(xml_files):
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" {conditional => {alias-name => source-name}} "
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rules = collections.defaultdict(dict)
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for name in xml_files:
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try:
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add_rules(rules, name)
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except Exception:
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print("Failed to process", name, file=sys.stderr)
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raise
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return rules
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def mjoin(files):
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return ' \\\n\t'.join(sorted(files) or '#')
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def make_makefile(rules, dist_files):
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return HEADER + '\n'.join(
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(CONDITIONAL if conditional else SECTION).format(
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manpages=mjoin(set(rulegroup.values())),
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aliases=mjoin(k for k,v in rulegroup.items() if k != v),
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rules='\n'.join('{}: {}'.format(k,v)
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for k,v in sorted(rulegroup.items())
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if k != v),
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htmlrules='\n'.join(HTML_ALIAS_RULE.format(k[:-2],v[:-2])
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for k,v in sorted(rulegroup.items())
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if k != v),
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conditional=conditional)
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for conditional,rulegroup in sorted(rules.items())
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) + FOOTER.format(dist_files=mjoin(sorted(dist_files)))
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if __name__ == '__main__':
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rules = create_rules(sys.argv[1:])
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dist_files = (xml(file) for file in sys.argv[1:]
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if not file.endswith(".directives.xml") and
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not file.endswith(".index.xml"))
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print(make_makefile(rules, dist_files), end='')
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