+
−import sys, os
+
−import osutil
+
−
+
−def _rcfiles(path):
+
−    rcs = [os.path.join(path, 'hgrc')]
+
−    rcdir = os.path.join(path, 'hgrc.d')
+
−    try:
+
−        rcs.extend([os.path.join(rcdir, f)
+
−                    for f, kind in osutil.listdir(rcdir)
+
−                    if f.endswith(".rc")])
+
−    except OSError:
+
−        pass
+
−    return rcs
+
−
+
−def systemrcpath():
+
−    path = []
+
−    if sys.platform == 'plan9':
+
−        root = 'lib/mercurial'
+
−    else:
+
−        root = 'etc/mercurial'
+
−    # old mod_python does not set sys.argv
+
−    if len(getattr(sys, 'argv', [])) > 0:
+
−        p = os.path.dirname(os.path.dirname(sys.argv[0]))
+
−        if p != '/':
+
−            path.extend(_rcfiles(os.path.join(p, root)))
+
−    path.extend(_rcfiles('/' + root))
+
−    return path
+
−
+
−def userrcpath():
+
−    if sys.platform == 'plan9':
+
−        return [os.environ['home'] + '/lib/hgrc']
+
−    else:
+
−        return [os.path.expanduser('~/.hgrc')]