diff -r 5ff1fc726848 -r c6bca38c1cbf eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/help.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/mercurial/help.py	Sat Jan 08 11:20:57 2011 +0530
@@ -0,0 +1,117 @@
+# help.py - help data for mercurial
+#
+# Copyright 2006 Matt Mackall <mpm@selenic.com>
+#
+# This software may be used and distributed according to the terms of the
+# GNU General Public License version 2 or any later version.
+
+from i18n import gettext, _
+import sys, os
+import extensions
+
+
+def moduledoc(file):
+    '''return the top-level python documentation for the given file
+
+    Loosely inspired by pydoc.source_synopsis(), but rewritten to
+    handle triple quotes and to return the whole text instead of just
+    the synopsis'''
+    result = []
+
+    line = file.readline()
+    while line[:1] == '#' or not line.strip():
+        line = file.readline()
+        if not line:
+            break
+
+    start = line[:3]
+    if start == '"""' or start == "'''":
+        line = line[3:]
+        while line:
+            if line.rstrip().endswith(start):
+                line = line.split(start)[0]
+                if line:
+                    result.append(line)
+                break
+            elif not line:
+                return None # unmatched delimiter
+            result.append(line)
+            line = file.readline()
+    else:
+        return None
+
+    return ''.join(result)
+
+def listexts(header, exts, maxlength, indent=1):
+    '''return a text listing of the given extensions'''
+    if not exts:
+        return ''
+    result = '\n%s\n\n' % header
+    for name, desc in sorted(exts.iteritems()):
+        result += '%s%-*s %s\n' % (' ' * indent, maxlength + 2,
+                                   ':%s:' % name, desc)
+    return result
+
+def extshelp():
+    doc = loaddoc('extensions')()
+
+    exts, maxlength = extensions.enabled()
+    doc += listexts(_('enabled extensions:'), exts, maxlength)
+
+    exts, maxlength = extensions.disabled()
+    doc += listexts(_('disabled extensions:'), exts, maxlength)
+
+    return doc
+
+def loaddoc(topic):
+    """Return a delayed loader for help/topic.txt."""
+
+    def loader():
+        if hasattr(sys, 'frozen'):
+            module = sys.executable
+        else:
+            module = __file__
+        base = os.path.dirname(module)
+
+        for dir in ('.', '..'):
+            docdir = os.path.join(base, dir, 'help')
+            if os.path.isdir(docdir):
+                break
+
+        path = os.path.join(docdir, topic + ".txt")
+        doc = gettext(open(path).read())
+        for rewriter in helphooks.get(topic, []):
+            doc = rewriter(topic, doc)
+        return doc
+
+    return loader
+
+helptable = [
+    (["config", "hgrc"], _("Configuration Files"), loaddoc('config')),
+    (["dates"], _("Date Formats"), loaddoc('dates')),
+    (["patterns"], _("File Name Patterns"), loaddoc('patterns')),
+    (['environment', 'env'], _('Environment Variables'),
+     loaddoc('environment')),
+    (['revs', 'revisions'], _('Specifying Single Revisions'),
+     loaddoc('revisions')),
+    (['mrevs', 'multirevs'], _('Specifying Multiple Revisions'),
+     loaddoc('multirevs')),
+    (['revset', 'revsets'], _("Specifying Revision Sets"), loaddoc('revsets')),
+    (['diffs'], _('Diff Formats'), loaddoc('diffs')),
+    (['merge-tools'], _('Merge Tools'), loaddoc('merge-tools')),
+    (['templating', 'templates'], _('Template Usage'),
+     loaddoc('templates')),
+    (['urls'], _('URL Paths'), loaddoc('urls')),
+    (["extensions"], _("Using additional features"), extshelp),
+    (["subrepo", "subrepos"], _("Subrepositories"), loaddoc('subrepos')),
+    (["hgweb"], _("Configuring hgweb"), loaddoc('hgweb')),
+    (["glossary"], _("Glossary"), loaddoc('glossary')),
+]
+
+# Map topics to lists of callable taking the current topic help and
+# returning the updated version
+helphooks = {
+}
+
+def addtopichook(topic, rewriter):
+    helphooks.setdefault(topic, []).append(rewriter)