Mercurial > hg
annotate mercurial/rcutil.py @ 36681:340e4b711df7
bdiff: avoid pointer arithmetic on void*
MSVC 2008 complains:
mercurial/cext/bdiff.c(106) : error C2036: 'void *' : unknown size
mercurial/cext/bdiff.c(107) : error C2036: 'void *' : unknown size
Maybe it's a gcc extension?
https://stackoverflow.com/questions/37460579/error-c2036-void-unknown-size
author | Matt Harbison <matt_harbison@yahoo.com> |
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date | Sat, 03 Mar 2018 23:29:40 -0500 |
parents | 75979c8d4572 |
children | edbcf5b239f9 |
rev | line source |
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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 pycompat, |
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15 util, |
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16 ) |
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17 |
34645 | 18 if pycompat.iswindows: |
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19 from . import scmwindows as scmplatform |
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20 else: |
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21 from . import scmposix as scmplatform |
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22 |
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23 fallbackpager = scmplatform.fallbackpager |
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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 util.listdir(p) if f.endswith('.rc')] |
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33 return [p] |
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34 |
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35 def envrcitems(env=None): |
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36 '''Return [(section, name, value, source)] config items. |
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37 |
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38 The config items are extracted from environment variables specified by env, |
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39 used to override systemrc, but not userrc. |
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40 |
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41 If env is not provided, encoding.environ will be used. |
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42 ''' |
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43 if env is None: |
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44 env = encoding.environ |
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45 checklist = [ |
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46 ('EDITOR', 'ui', 'editor'), |
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47 ('VISUAL', 'ui', 'editor'), |
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48 ('PAGER', 'pager', 'pager'), |
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49 ] |
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50 result = [] |
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51 for envname, section, configname in checklist: |
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52 if envname not in env: |
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53 continue |
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54 result.append((section, configname, env[envname], '$%s' % envname)) |
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55 return result |
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56 |
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57 def defaultrcpath(): |
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58 '''return rc paths in default.d''' |
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59 path = [] |
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60 defaultpath = os.path.join(util.datapath, 'default.d') |
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61 if os.path.isdir(defaultpath): |
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62 path = _expandrcpath(defaultpath) |
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63 return path |
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64 |
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65 def rccomponents(): |
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66 '''return an ordered [(type, obj)] about where to load configs. |
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67 |
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68 respect $HGRCPATH. if $HGRCPATH is empty, only .hg/hgrc of current repo is |
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69 used. if $HGRCPATH is not set, the platform default will be used. |
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70 |
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71 if a directory is provided, *.rc files under it will be used. |
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72 |
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73 type could be either 'path' or 'items', if type is 'path', obj is a string, |
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74 and is the config file path. if type is 'items', obj is a list of (section, |
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75 name, value, source) that should fill the config directly. |
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76 ''' |
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77 envrc = ('items', envrcitems()) |
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78 |
31693 | 79 if 'HGRCPATH' in encoding.environ: |
80 # assume HGRCPATH is all about user configs so environments can be | |
81 # overridden. | |
82 _rccomponents = [envrc] | |
83 for p in encoding.environ['HGRCPATH'].split(pycompat.ospathsep): | |
84 if not p: | |
85 continue | |
86 _rccomponents.extend(('path', p) for p in _expandrcpath(p)) | |
87 else: | |
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88 normpaths = lambda paths: [('path', os.path.normpath(p)) for p in paths] |
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89 _rccomponents = normpaths(defaultrcpath() + systemrcpath()) |
31693 | 90 _rccomponents.append(envrc) |
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91 _rccomponents.extend(normpaths(userrcpath())) |
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92 return _rccomponents |
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93 |
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94 def defaultpagerenv(): |
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95 '''return a dict of default environment variables and their values, |
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96 intended to be set before starting a pager. |
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97 ''' |
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98 return {'LESS': 'FRX', 'LV': '-c'} |