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@@ -1,98 +1,98 b'' | |||
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1 | 1 | # resourceutil.py - utility for looking up resources |
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2 | 2 | # |
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3 | 3 | # Copyright 2005 K. Thananchayan <thananck@yahoo.com> |
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4 | 4 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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5 | 5 | # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> |
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6 | 6 | # |
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7 | 7 | # This software may be used and distributed according to the terms of the |
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8 | 8 | # GNU General Public License version 2 or any later version. |
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9 | 9 | |
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10 | 10 | from __future__ import absolute_import |
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11 | 11 | |
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12 | 12 | import imp |
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13 | 13 | import os |
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14 | 14 | import sys |
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15 | 15 | |
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16 | 16 | from .. import pycompat |
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17 | 17 | |
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18 | 18 | |
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19 | 19 | def mainfrozen(): |
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20 | 20 | """return True if we are a frozen executable. |
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21 | 21 | |
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22 | 22 | The code supports py2exe (most common, Windows only) and tools/freeze |
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23 | 23 | (portable, not much used). |
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24 | 24 | """ |
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25 | 25 | return ( |
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26 | pycompat.safehasattr(sys, "frozen") | |
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27 |
or pycompat.safehasattr(sys, "importers") # |
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28 |
or imp.is_frozen("__main__") # |
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29 | ) # tools/freeze | |
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26 | pycompat.safehasattr(sys, "frozen") # new py2exe | |
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27 | or pycompat.safehasattr(sys, "importers") # old py2exe | |
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28 | or imp.is_frozen("__main__") # tools/freeze | |
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29 | ) | |
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30 | 30 | |
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31 | 31 | |
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32 | 32 | # the location of data files matching the source code |
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33 | 33 | if mainfrozen() and getattr(sys, "frozen", None) != "macosx_app": |
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34 | 34 | # executable version (py2exe) doesn't support __file__ |
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35 | 35 | datapath = os.path.dirname(pycompat.sysexecutable) |
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36 | 36 | _rootpath = datapath |
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37 | 37 | |
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38 | 38 | # The installers store the files outside of library.zip, like |
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39 | 39 | # C:\Program Files\Mercurial\defaultrc\*.rc. This strips the |
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40 | 40 | # leading "mercurial." off of the package name, so that these |
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41 | 41 | # pseudo resources are found in their directory next to the |
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42 | 42 | # executable. |
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43 | 43 | def _package_path(package): |
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44 | 44 | dirs = package.split(b".") |
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45 | 45 | assert dirs[0] == b"mercurial" |
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46 | 46 | return os.path.join(_rootpath, *dirs[1:]) |
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47 | 47 | |
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48 | 48 | |
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49 | 49 | else: |
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50 | 50 | datapath = os.path.dirname(os.path.dirname(pycompat.fsencode(__file__))) |
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51 | 51 | _rootpath = os.path.dirname(datapath) |
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52 | 52 | |
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53 | 53 | def _package_path(package): |
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54 | 54 | return os.path.join(_rootpath, *package.split(b".")) |
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55 | 55 | |
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56 | 56 | |
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57 | 57 | try: |
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58 | 58 | from importlib import resources |
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59 | 59 | |
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60 | 60 | from .. import encoding |
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61 | 61 | |
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62 | 62 | # Force loading of the resources module |
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63 | 63 | resources.open_binary # pytype: disable=module-attr |
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64 | 64 | |
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65 | 65 | def open_resource(package, name): |
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66 | 66 | return resources.open_binary( # pytype: disable=module-attr |
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67 | 67 | pycompat.sysstr(package), pycompat.sysstr(name) |
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68 | 68 | ) |
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69 | 69 | |
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70 | 70 | def is_resource(package, name): |
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71 | 71 | return resources.is_resource( |
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72 | 72 | pycompat.sysstr(package), encoding.strfromlocal(name) |
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73 | 73 | ) |
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74 | 74 | |
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75 | 75 | def contents(package): |
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76 | 76 | for r in resources.contents(pycompat.sysstr(package)): |
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77 | 77 | yield encoding.strtolocal(r) |
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78 | 78 | |
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79 | 79 | |
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80 | 80 | except (ImportError, AttributeError): |
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81 | 81 | |
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82 | 82 | def open_resource(package, name): |
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83 | 83 | path = os.path.join(_package_path(package), name) |
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84 | 84 | return open(path, "rb") |
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85 | 85 | |
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86 | 86 | def is_resource(package, name): |
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87 | 87 | path = os.path.join(_package_path(package), name) |
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88 | 88 | |
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89 | 89 | try: |
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90 | 90 | return os.path.isfile(pycompat.fsdecode(path)) |
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91 | 91 | except (IOError, OSError): |
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92 | 92 | return False |
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93 | 93 | |
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94 | 94 | def contents(package): |
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95 | 95 | path = pycompat.fsdecode(_package_path(package)) |
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96 | 96 | |
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97 | 97 | for p in os.listdir(path): |
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98 | 98 | yield pycompat.fsencode(p) |
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