From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:35:18 +0200
Subject: Adding upstream version 252.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tools/make-man-index.py | 111 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100755 tools/make-man-index.py

(limited to 'tools/make-man-index.py')

diff --git a/tools/make-man-index.py b/tools/make-man-index.py
new file mode 100755
index 0000000..bae36fb
--- /dev/null
+++ b/tools/make-man-index.py
@@ -0,0 +1,111 @@
+#!/usr/bin/env python3
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
+import collections
+import sys
+import re
+from xml_helper import xml_parse, xml_print, tree
+
+MDASH = ' — ' if sys.version_info.major >= 3 else ' -- '
+
+TEMPLATE = '''\
+<refentry id="systemd.index">
+
+  <refentryinfo>
+    <title>systemd.index</title>
+    <productname>systemd</productname>
+  </refentryinfo>
+
+  <refmeta>
+    <refentrytitle>systemd.index</refentrytitle>
+    <manvolnum>7</manvolnum>
+  </refmeta>
+
+  <refnamediv>
+    <refname>systemd.index</refname>
+    <refpurpose>List all manpages from the systemd project</refpurpose>
+  </refnamediv>
+</refentry>
+'''
+
+SUMMARY = '''\
+  <refsect1>
+    <title>See Also</title>
+    <para>
+      <citerefentry><refentrytitle>systemd.directives</refentrytitle><manvolnum>7</manvolnum></citerefentry>
+    </para>
+
+    <para id='counts' />
+  </refsect1>
+'''
+
+COUNTS = '\
+This index contains {count} entries, referring to {pages} individual manual pages.'
+
+
+def check_id(page, t):
+    id = t.getroot().get('id')
+    if not re.search('/' + id + '[.]', page):
+        raise ValueError("id='{}' is not the same as page name '{}'".format(id, page))
+
+def make_index(pages):
+    index = collections.defaultdict(list)
+    for p in pages:
+        t = xml_parse(p)
+        check_id(p, t)
+        section = t.find('./refmeta/manvolnum').text
+        refname = t.find('./refnamediv/refname').text
+        purpose_text = ' '.join(t.find('./refnamediv/refpurpose').itertext())
+        purpose = ' '.join(purpose_text.split())
+        for f in t.findall('./refnamediv/refname'):
+            infos = (f.text, section, purpose, refname)
+            index[f.text[0].upper()].append(infos)
+    return index
+
+def add_letter(template, letter, pages):
+    refsect1 = tree.SubElement(template, 'refsect1')
+    title = tree.SubElement(refsect1, 'title')
+    title.text = letter
+    para = tree.SubElement(refsect1, 'para')
+    for info in sorted(pages, key=lambda info: str.lower(info[0])):
+        refname, section, purpose, realname = info
+
+        b = tree.SubElement(para, 'citerefentry')
+        c = tree.SubElement(b, 'refentrytitle')
+        c.text = refname
+        d = tree.SubElement(b, 'manvolnum')
+        d.text = section
+
+        b.tail = MDASH + purpose # + ' (' + p + ')'
+
+        tree.SubElement(para, 'sbr')
+
+def add_summary(template, indexpages):
+    count = 0
+    pages = set()
+    for group in indexpages:
+        count += len(group)
+        for info in group:
+            refname, section, purpose, realname = info
+            pages.add((realname, section))
+
+    refsect1 = tree.fromstring(SUMMARY)
+    template.append(refsect1)
+
+    para = template.find(".//para[@id='counts']")
+    para.text = COUNTS.format(count=count, pages=len(pages))
+
+def make_page(*xml_files):
+    template = tree.fromstring(TEMPLATE)
+    index = make_index(xml_files)
+
+    for letter in sorted(index):
+        add_letter(template, letter, index[letter])
+
+    add_summary(template, index.values())
+
+    return template
+
+if __name__ == '__main__':
+    with open(sys.argv[1], 'wb') as f:
+        f.write(xml_print(make_page(*sys.argv[2:])))
-- 
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