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annotate mercurial/rcutil.py @ 31682:07d62fa518a4

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rcutil: rename rcpath to rccomponents (API)
author Jun Wu <quark@fb.com>
date Sun, 26 Mar 2017 20:48:00 -0700
parents 294728f2a908
children 00e569a2da97
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31679
0f8ba0bc1154 rcutil: move scmutil.*rcpath to rcutil (API)
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1 # rcutil.py - utilities about config paths, special config sections etc.
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2 #
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3 # Copyright Mercurial Contributors
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8 from __future__ import absolute_import
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9
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10 import os
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11
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12 from . import (
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13 encoding,
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14 osutil,
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15 pycompat,
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16 util,
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17 )
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18
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19 if pycompat.osname == 'nt':
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20 from . import scmwindows as scmplatform
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21 else:
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22 from . import scmposix as scmplatform
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23
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24 systemrcpath = scmplatform.systemrcpath
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25 userrcpath = scmplatform.userrcpath
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26
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27 def _expandrcpath(path):
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28 '''path could be a file or a directory. return a list of file paths'''
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29 p = util.expandpath(path)
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30 if os.path.isdir(p):
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31 join = os.path.join
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32 return [join(p, f) for f, k in osutil.listdir(p) if f.endswith('.rc')]
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33 return [p]
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34
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35 def defaultrcpath():
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36 '''return rc paths in default.d'''
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37 path = []
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38 defaultpath = os.path.join(util.datapath, 'default.d')
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39 if os.path.isdir(defaultpath):
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40 path = _expandrcpath(defaultpath)
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41 return path
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42
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43 _rccomponents = None
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44
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45 def rccomponents():
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46 '''return hgrc search path. if env var HGRCPATH is set, use it.
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47 for each item in path, if directory, use files ending in .rc,
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48 else use item.
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49 make HGRCPATH empty to only look in .hg/hgrc of current repo.
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50 if no HGRCPATH, use default os-specific path.'''
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51 global _rccomponents
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52 if _rccomponents is None:
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53 if 'HGRCPATH' in encoding.environ:
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54 _rccomponents = []
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55 for p in encoding.environ['HGRCPATH'].split(pycompat.ospathsep):
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56 if not p:
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57 continue
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58 _rccomponents.extend(_expandrcpath(p))
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59 else:
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60 paths = defaultrcpath() + systemrcpath() + userrcpath()
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61 _rccomponents = pycompat.maplist(os.path.normpath, paths)
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62 return _rccomponents