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annotate venv/lib/python2.7/site-packages/setuptools/msvc9_support.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 try:
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2 import distutils.msvc9compiler
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3 except ImportError:
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4 pass
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5
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6 unpatched = dict()
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7
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8 def patch_for_specialized_compiler():
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9 """
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10 Patch functions in distutils.msvc9compiler to use the standalone compiler
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11 build for Python (Windows only). Fall back to original behavior when the
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12 standalone compiler is not available.
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13 """
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14 if 'distutils' not in globals():
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15 # The module isn't available to be patched
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16 return
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17
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18 if unpatched:
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19 # Already patched
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20 return
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21
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22 unpatched.update(vars(distutils.msvc9compiler))
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23
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24 distutils.msvc9compiler.find_vcvarsall = find_vcvarsall
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25 distutils.msvc9compiler.query_vcvarsall = query_vcvarsall
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26
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27 def find_vcvarsall(version):
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28 Reg = distutils.msvc9compiler.Reg
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29 VC_BASE = r'Software\%sMicrosoft\DevDiv\VCForPython\%0.1f'
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30 key = VC_BASE % ('', version)
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31 try:
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32 # Per-user installs register the compiler path here
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33 productdir = Reg.get_value(key, "installdir")
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34 except KeyError:
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35 try:
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36 # All-user installs on a 64-bit system register here
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37 key = VC_BASE % ('Wow6432Node\\', version)
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38 productdir = Reg.get_value(key, "installdir")
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39 except KeyError:
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40 productdir = None
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41
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42 if productdir:
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43 import os
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44 vcvarsall = os.path.join(productdir, "vcvarsall.bat")
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45 if os.path.isfile(vcvarsall):
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46 return vcvarsall
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47
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48 return unpatched['find_vcvarsall'](version)
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49
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50 def query_vcvarsall(version, *args, **kwargs):
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51 try:
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52 return unpatched['query_vcvarsall'](version, *args, **kwargs)
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53 except distutils.errors.DistutilsPlatformError as exc:
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54 if exc and "vcvarsall.bat" in exc.args[0]:
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55 message = 'Microsoft Visual C++ %0.1f is required (%s).' % (version, exc.args[0])
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56 if int(version) == 9:
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57 # This redirection link is maintained by Microsoft.
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58 # Contact vspython@microsoft.com if it needs updating.
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59 raise distutils.errors.DistutilsPlatformError(
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60 message + ' Get it from http://aka.ms/vcpython27'
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61 )
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62 raise distutils.errors.DistutilsPlatformError(message)
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63 raise