Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/setuptools/_distutils/_msvccompiler.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 """distutils._msvccompiler |
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2 |
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3 Contains MSVCCompiler, an implementation of the abstract CCompiler class |
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4 for Microsoft Visual Studio 2015. |
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5 |
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6 The module is compatible with VS 2015 and later. You can find legacy support |
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7 for older versions in distutils.msvc9compiler and distutils.msvccompiler. |
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8 """ |
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9 |
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10 # Written by Perry Stoll |
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11 # hacked by Robin Becker and Thomas Heller to do a better job of |
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12 # finding DevStudio (through the registry) |
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13 # ported to VS 2005 and VS 2008 by Christian Heimes |
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14 # ported to VS 2015 by Steve Dower |
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15 |
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16 import os |
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17 import subprocess |
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18 import contextlib |
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19 import warnings |
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20 import unittest.mock |
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21 with contextlib.suppress(ImportError): |
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22 import winreg |
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23 |
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24 from distutils.errors import DistutilsExecError, DistutilsPlatformError, \ |
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25 CompileError, LibError, LinkError |
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26 from distutils.ccompiler import CCompiler, gen_lib_options |
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27 from distutils import log |
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28 from distutils.util import get_platform |
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29 |
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30 from itertools import count |
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31 |
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32 def _find_vc2015(): |
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33 try: |
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34 key = winreg.OpenKeyEx( |
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35 winreg.HKEY_LOCAL_MACHINE, |
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36 r"Software\Microsoft\VisualStudio\SxS\VC7", |
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37 access=winreg.KEY_READ | winreg.KEY_WOW64_32KEY |
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38 ) |
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39 except OSError: |
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40 log.debug("Visual C++ is not registered") |
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41 return None, None |
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42 |
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43 best_version = 0 |
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44 best_dir = None |
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45 with key: |
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46 for i in count(): |
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47 try: |
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48 v, vc_dir, vt = winreg.EnumValue(key, i) |
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49 except OSError: |
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50 break |
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51 if v and vt == winreg.REG_SZ and os.path.isdir(vc_dir): |
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52 try: |
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53 version = int(float(v)) |
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54 except (ValueError, TypeError): |
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55 continue |
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56 if version >= 14 and version > best_version: |
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57 best_version, best_dir = version, vc_dir |
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58 return best_version, best_dir |
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59 |
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60 def _find_vc2017(): |
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61 """Returns "15, path" based on the result of invoking vswhere.exe |
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62 If no install is found, returns "None, None" |
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63 |
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64 The version is returned to avoid unnecessarily changing the function |
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65 result. It may be ignored when the path is not None. |
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66 |
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67 If vswhere.exe is not available, by definition, VS 2017 is not |
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68 installed. |
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69 """ |
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70 root = os.environ.get("ProgramFiles(x86)") or os.environ.get("ProgramFiles") |
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71 if not root: |
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72 return None, None |
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73 |
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74 try: |
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75 path = subprocess.check_output([ |
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76 os.path.join(root, "Microsoft Visual Studio", "Installer", "vswhere.exe"), |
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77 "-latest", |
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78 "-prerelease", |
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79 "-requires", "Microsoft.VisualStudio.Component.VC.Tools.x86.x64", |
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80 "-property", "installationPath", |
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81 "-products", "*", |
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82 ], encoding="mbcs", errors="strict").strip() |
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83 except (subprocess.CalledProcessError, OSError, UnicodeDecodeError): |
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84 return None, None |
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85 |
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86 path = os.path.join(path, "VC", "Auxiliary", "Build") |
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87 if os.path.isdir(path): |
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88 return 15, path |
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89 |
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90 return None, None |
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91 |
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92 PLAT_SPEC_TO_RUNTIME = { |
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93 'x86' : 'x86', |
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94 'x86_amd64' : 'x64', |
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95 'x86_arm' : 'arm', |
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96 'x86_arm64' : 'arm64' |
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97 } |
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98 |
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99 def _find_vcvarsall(plat_spec): |
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100 # bpo-38597: Removed vcruntime return value |
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101 _, best_dir = _find_vc2017() |
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102 |
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103 if not best_dir: |
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104 best_version, best_dir = _find_vc2015() |
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105 |
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106 if not best_dir: |
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107 log.debug("No suitable Visual C++ version found") |
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108 return None, None |
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109 |
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110 vcvarsall = os.path.join(best_dir, "vcvarsall.bat") |
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111 if not os.path.isfile(vcvarsall): |
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112 log.debug("%s cannot be found", vcvarsall) |
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113 return None, None |
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114 |
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115 return vcvarsall, None |
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116 |
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117 def _get_vc_env(plat_spec): |
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118 if os.getenv("DISTUTILS_USE_SDK"): |
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119 return { |
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120 key.lower(): value |
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121 for key, value in os.environ.items() |
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122 } |
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123 |
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124 vcvarsall, _ = _find_vcvarsall(plat_spec) |
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125 if not vcvarsall: |
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126 raise DistutilsPlatformError("Unable to find vcvarsall.bat") |
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127 |
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128 try: |
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129 out = subprocess.check_output( |
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130 'cmd /u /c "{}" {} && set'.format(vcvarsall, plat_spec), |
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131 stderr=subprocess.STDOUT, |
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132 ).decode('utf-16le', errors='replace') |
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133 except subprocess.CalledProcessError as exc: |
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134 log.error(exc.output) |
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135 raise DistutilsPlatformError("Error executing {}" |
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136 .format(exc.cmd)) |
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137 |
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138 env = { |
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139 key.lower(): value |
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140 for key, _, value in |
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141 (line.partition('=') for line in out.splitlines()) |
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142 if key and value |
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143 } |
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144 |
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145 return env |
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146 |
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147 def _find_exe(exe, paths=None): |
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148 """Return path to an MSVC executable program. |
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149 |
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150 Tries to find the program in several places: first, one of the |
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151 MSVC program search paths from the registry; next, the directories |
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152 in the PATH environment variable. If any of those work, return an |
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153 absolute path that is known to exist. If none of them work, just |
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154 return the original program name, 'exe'. |
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155 """ |
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156 if not paths: |
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157 paths = os.getenv('path').split(os.pathsep) |
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158 for p in paths: |
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159 fn = os.path.join(os.path.abspath(p), exe) |
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160 if os.path.isfile(fn): |
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161 return fn |
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162 return exe |
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163 |
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164 # A map keyed by get_platform() return values to values accepted by |
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165 # 'vcvarsall.bat'. Always cross-compile from x86 to work with the |
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166 # lighter-weight MSVC installs that do not include native 64-bit tools. |
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167 PLAT_TO_VCVARS = { |
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168 'win32' : 'x86', |
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169 'win-amd64' : 'x86_amd64', |
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170 'win-arm32' : 'x86_arm', |
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171 'win-arm64' : 'x86_arm64' |
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172 } |
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173 |
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174 class MSVCCompiler(CCompiler) : |
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175 """Concrete class that implements an interface to Microsoft Visual C++, |
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176 as defined by the CCompiler abstract class.""" |
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177 |
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178 compiler_type = 'msvc' |
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179 |
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180 # Just set this so CCompiler's constructor doesn't barf. We currently |
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181 # don't use the 'set_executables()' bureaucracy provided by CCompiler, |
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182 # as it really isn't necessary for this sort of single-compiler class. |
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183 # Would be nice to have a consistent interface with UnixCCompiler, |
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184 # though, so it's worth thinking about. |
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185 executables = {} |
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186 |
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187 # Private class data (need to distinguish C from C++ source for compiler) |
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188 _c_extensions = ['.c'] |
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189 _cpp_extensions = ['.cc', '.cpp', '.cxx'] |
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190 _rc_extensions = ['.rc'] |
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191 _mc_extensions = ['.mc'] |
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192 |
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193 # Needed for the filename generation methods provided by the |
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194 # base class, CCompiler. |
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195 src_extensions = (_c_extensions + _cpp_extensions + |
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196 _rc_extensions + _mc_extensions) |
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197 res_extension = '.res' |
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198 obj_extension = '.obj' |
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199 static_lib_extension = '.lib' |
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200 shared_lib_extension = '.dll' |
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201 static_lib_format = shared_lib_format = '%s%s' |
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202 exe_extension = '.exe' |
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203 |
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204 |
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205 def __init__(self, verbose=0, dry_run=0, force=0): |
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206 CCompiler.__init__ (self, verbose, dry_run, force) |
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207 # target platform (.plat_name is consistent with 'bdist') |
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208 self.plat_name = None |
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209 self.initialized = False |
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210 |
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211 def initialize(self, plat_name=None): |
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212 # multi-init means we would need to check platform same each time... |
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213 assert not self.initialized, "don't init multiple times" |
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214 if plat_name is None: |
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215 plat_name = get_platform() |
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216 # sanity check for platforms to prevent obscure errors later. |
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217 if plat_name not in PLAT_TO_VCVARS: |
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218 raise DistutilsPlatformError("--plat-name must be one of {}" |
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219 .format(tuple(PLAT_TO_VCVARS))) |
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220 |
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221 # Get the vcvarsall.bat spec for the requested platform. |
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222 plat_spec = PLAT_TO_VCVARS[plat_name] |
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223 |
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224 vc_env = _get_vc_env(plat_spec) |
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225 if not vc_env: |
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226 raise DistutilsPlatformError("Unable to find a compatible " |
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227 "Visual Studio installation.") |
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228 |
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229 self._paths = vc_env.get('path', '') |
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230 paths = self._paths.split(os.pathsep) |
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231 self.cc = _find_exe("cl.exe", paths) |
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232 self.linker = _find_exe("link.exe", paths) |
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233 self.lib = _find_exe("lib.exe", paths) |
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234 self.rc = _find_exe("rc.exe", paths) # resource compiler |
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235 self.mc = _find_exe("mc.exe", paths) # message compiler |
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236 self.mt = _find_exe("mt.exe", paths) # message compiler |
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237 |
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238 for dir in vc_env.get('include', '').split(os.pathsep): |
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239 if dir: |
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240 self.add_include_dir(dir.rstrip(os.sep)) |
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241 |
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242 for dir in vc_env.get('lib', '').split(os.pathsep): |
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243 if dir: |
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244 self.add_library_dir(dir.rstrip(os.sep)) |
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245 |
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246 self.preprocess_options = None |
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247 # bpo-38597: Always compile with dynamic linking |
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248 # Future releases of Python 3.x will include all past |
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249 # versions of vcruntime*.dll for compatibility. |
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250 self.compile_options = [ |
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251 '/nologo', '/Ox', '/W3', '/GL', '/DNDEBUG', '/MD' |
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252 ] |
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253 |
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254 self.compile_options_debug = [ |
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255 '/nologo', '/Od', '/MDd', '/Zi', '/W3', '/D_DEBUG' |
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256 ] |
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257 |
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258 ldflags = [ |
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259 '/nologo', '/INCREMENTAL:NO', '/LTCG' |
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260 ] |
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261 |
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262 ldflags_debug = [ |
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263 '/nologo', '/INCREMENTAL:NO', '/LTCG', '/DEBUG:FULL' |
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264 ] |
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265 |
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266 self.ldflags_exe = [*ldflags, '/MANIFEST:EMBED,ID=1'] |
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267 self.ldflags_exe_debug = [*ldflags_debug, '/MANIFEST:EMBED,ID=1'] |
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268 self.ldflags_shared = [*ldflags, '/DLL', '/MANIFEST:EMBED,ID=2', '/MANIFESTUAC:NO'] |
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269 self.ldflags_shared_debug = [*ldflags_debug, '/DLL', '/MANIFEST:EMBED,ID=2', '/MANIFESTUAC:NO'] |
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270 self.ldflags_static = [*ldflags] |
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271 self.ldflags_static_debug = [*ldflags_debug] |
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272 |
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273 self._ldflags = { |
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274 (CCompiler.EXECUTABLE, None): self.ldflags_exe, |
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275 (CCompiler.EXECUTABLE, False): self.ldflags_exe, |
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276 (CCompiler.EXECUTABLE, True): self.ldflags_exe_debug, |
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277 (CCompiler.SHARED_OBJECT, None): self.ldflags_shared, |
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278 (CCompiler.SHARED_OBJECT, False): self.ldflags_shared, |
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279 (CCompiler.SHARED_OBJECT, True): self.ldflags_shared_debug, |
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280 (CCompiler.SHARED_LIBRARY, None): self.ldflags_static, |
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281 (CCompiler.SHARED_LIBRARY, False): self.ldflags_static, |
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282 (CCompiler.SHARED_LIBRARY, True): self.ldflags_static_debug, |
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283 } |
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284 |
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285 self.initialized = True |
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286 |
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287 # -- Worker methods ------------------------------------------------ |
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288 |
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289 def object_filenames(self, |
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290 source_filenames, |
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291 strip_dir=0, |
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292 output_dir=''): |
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293 ext_map = { |
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294 **{ext: self.obj_extension for ext in self.src_extensions}, |
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295 **{ext: self.res_extension for ext in self._rc_extensions + self._mc_extensions}, |
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296 } |
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297 |
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298 output_dir = output_dir or '' |
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299 |
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300 def make_out_path(p): |
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301 base, ext = os.path.splitext(p) |
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302 if strip_dir: |
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303 base = os.path.basename(base) |
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304 else: |
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305 _, base = os.path.splitdrive(base) |
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306 if base.startswith((os.path.sep, os.path.altsep)): |
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307 base = base[1:] |
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308 try: |
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309 # XXX: This may produce absurdly long paths. We should check |
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310 # the length of the result and trim base until we fit within |
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311 # 260 characters. |
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312 return os.path.join(output_dir, base + ext_map[ext]) |
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313 except LookupError: |
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314 # Better to raise an exception instead of silently continuing |
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315 # and later complain about sources and targets having |
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316 # different lengths |
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317 raise CompileError("Don't know how to compile {}".format(p)) |
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318 |
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319 return list(map(make_out_path, source_filenames)) |
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320 |
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321 |
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322 def compile(self, sources, |
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323 output_dir=None, macros=None, include_dirs=None, debug=0, |
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324 extra_preargs=None, extra_postargs=None, depends=None): |
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325 |
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326 if not self.initialized: |
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327 self.initialize() |
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328 compile_info = self._setup_compile(output_dir, macros, include_dirs, |
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329 sources, depends, extra_postargs) |
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330 macros, objects, extra_postargs, pp_opts, build = compile_info |
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331 |
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332 compile_opts = extra_preargs or [] |
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333 compile_opts.append('/c') |
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changeset
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334 if debug: |
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335 compile_opts.extend(self.compile_options_debug) |
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336 else: |
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337 compile_opts.extend(self.compile_options) |
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338 |
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parents:
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changeset
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339 |
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parents:
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340 add_cpp_opts = False |
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parents:
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341 |
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342 for obj in objects: |
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parents:
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343 try: |
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344 src, ext = build[obj] |
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345 except KeyError: |
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346 continue |
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347 if debug: |
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348 # pass the full pathname to MSVC in debug mode, |
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349 # this allows the debugger to find the source file |
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350 # without asking the user to browse for it |
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351 src = os.path.abspath(src) |
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352 |
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parents:
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353 if ext in self._c_extensions: |
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354 input_opt = "/Tc" + src |
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355 elif ext in self._cpp_extensions: |
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356 input_opt = "/Tp" + src |
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357 add_cpp_opts = True |
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358 elif ext in self._rc_extensions: |
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359 # compile .RC to .RES file |
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360 input_opt = src |
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361 output_opt = "/fo" + obj |
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362 try: |
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363 self.spawn([self.rc] + pp_opts + [output_opt, input_opt]) |
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364 except DistutilsExecError as msg: |
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parents:
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365 raise CompileError(msg) |
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366 continue |
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parents:
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367 elif ext in self._mc_extensions: |
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368 # Compile .MC to .RC file to .RES file. |
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369 # * '-h dir' specifies the directory for the |
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370 # generated include file |
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parents:
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changeset
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371 # * '-r dir' specifies the target directory of the |
4f3585e2f14b
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shellac
parents:
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changeset
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372 # generated RC file and the binary message resource |
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373 # it includes |
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374 # |
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375 # For now (since there are no options to change this), |
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shellac
parents:
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376 # we use the source-directory for the include file and |
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shellac
parents:
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377 # the build directory for the RC file and message |
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378 # resources. This works at least for win32all. |
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379 h_dir = os.path.dirname(src) |
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380 rc_dir = os.path.dirname(obj) |
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381 try: |
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382 # first compile .MC to .RC and .H file |
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shellac
parents:
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changeset
|
383 self.spawn([self.mc, '-h', h_dir, '-r', rc_dir, src]) |
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parents:
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changeset
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384 base, _ = os.path.splitext(os.path.basename (src)) |
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shellac
parents:
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385 rc_file = os.path.join(rc_dir, base + '.rc') |
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shellac
parents:
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changeset
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386 # then compile .RC to .RES file |
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parents:
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387 self.spawn([self.rc, "/fo" + obj, rc_file]) |
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shellac
parents:
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|
388 |
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shellac
parents:
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389 except DistutilsExecError as msg: |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
|
390 raise CompileError(msg) |
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shellac
parents:
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391 continue |
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shellac
parents:
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392 else: |
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shellac
parents:
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changeset
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393 # how to handle this file? |
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shellac
parents:
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394 raise CompileError("Don't know how to compile {} to {}" |
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shellac
parents:
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changeset
|
395 .format(src, obj)) |
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shellac
parents:
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changeset
|
396 |
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shellac
parents:
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397 args = [self.cc] + compile_opts + pp_opts |
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shellac
parents:
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changeset
|
398 if add_cpp_opts: |
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shellac
parents:
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|
399 args.append('/EHsc') |
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shellac
parents:
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changeset
|
400 args.append(input_opt) |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
401 args.append("/Fo" + obj) |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
|
402 args.extend(extra_postargs) |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
403 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
404 try: |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
|
405 self.spawn(args) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
406 except DistutilsExecError as msg: |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
407 raise CompileError(msg) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
408 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
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409 return objects |
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shellac
parents:
diff
changeset
|
410 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
411 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
|
412 def create_static_lib(self, |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
|
413 objects, |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
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changeset
|
414 output_libname, |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
415 output_dir=None, |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
416 debug=0, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
417 target_lang=None): |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
418 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
419 if not self.initialized: |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
420 self.initialize() |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
421 objects, output_dir = self._fix_object_args(objects, output_dir) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
422 output_filename = self.library_filename(output_libname, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
423 output_dir=output_dir) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
424 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
425 if self._need_link(objects, output_filename): |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
426 lib_args = objects + ['/OUT:' + output_filename] |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
427 if debug: |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
428 pass # XXX what goes here? |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
429 try: |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
430 log.debug('Executing "%s" %s', self.lib, ' '.join(lib_args)) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
431 self.spawn([self.lib] + lib_args) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
432 except DistutilsExecError as msg: |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
433 raise LibError(msg) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
434 else: |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
435 log.debug("skipping %s (up-to-date)", output_filename) |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
436 |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
437 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
438 def link(self, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
439 target_desc, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
440 objects, |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
441 output_filename, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
442 output_dir=None, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
443 libraries=None, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
444 library_dirs=None, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
445 runtime_library_dirs=None, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
446 export_symbols=None, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
447 debug=0, |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
448 extra_preargs=None, |
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449 extra_postargs=None, |
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450 build_temp=None, |
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451 target_lang=None): |
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452 |
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453 if not self.initialized: |
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454 self.initialize() |
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455 objects, output_dir = self._fix_object_args(objects, output_dir) |
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456 fixed_args = self._fix_lib_args(libraries, library_dirs, |
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457 runtime_library_dirs) |
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458 libraries, library_dirs, runtime_library_dirs = fixed_args |
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459 |
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460 if runtime_library_dirs: |
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461 self.warn("I don't know what to do with 'runtime_library_dirs': " |
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462 + str(runtime_library_dirs)) |
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463 |
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464 lib_opts = gen_lib_options(self, |
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465 library_dirs, runtime_library_dirs, |
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466 libraries) |
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467 if output_dir is not None: |
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468 output_filename = os.path.join(output_dir, output_filename) |
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469 |
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470 if self._need_link(objects, output_filename): |
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471 ldflags = self._ldflags[target_desc, debug] |
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472 |
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473 export_opts = ["/EXPORT:" + sym for sym in (export_symbols or [])] |
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474 |
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475 ld_args = (ldflags + lib_opts + export_opts + |
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476 objects + ['/OUT:' + output_filename]) |
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477 |
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478 # The MSVC linker generates .lib and .exp files, which cannot be |
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479 # suppressed by any linker switches. The .lib files may even be |
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480 # needed! Make sure they are generated in the temporary build |
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481 # directory. Since they have different names for debug and release |
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482 # builds, they can go into the same directory. |
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483 build_temp = os.path.dirname(objects[0]) |
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484 if export_symbols is not None: |
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485 (dll_name, dll_ext) = os.path.splitext( |
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486 os.path.basename(output_filename)) |
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487 implib_file = os.path.join( |
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488 build_temp, |
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489 self.library_filename(dll_name)) |
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490 ld_args.append ('/IMPLIB:' + implib_file) |
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491 |
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492 if extra_preargs: |
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493 ld_args[:0] = extra_preargs |
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494 if extra_postargs: |
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495 ld_args.extend(extra_postargs) |
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496 |
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497 output_dir = os.path.dirname(os.path.abspath(output_filename)) |
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498 self.mkpath(output_dir) |
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499 try: |
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500 log.debug('Executing "%s" %s', self.linker, ' '.join(ld_args)) |
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501 self.spawn([self.linker] + ld_args) |
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502 except DistutilsExecError as msg: |
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503 raise LinkError(msg) |
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504 else: |
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505 log.debug("skipping %s (up-to-date)", output_filename) |
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506 |
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507 def spawn(self, cmd): |
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508 env = dict(os.environ, PATH=self._paths) |
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509 with self._fallback_spawn(cmd, env) as fallback: |
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510 return super().spawn(cmd, env=env) |
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511 return fallback.value |
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512 |
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513 @contextlib.contextmanager |
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514 def _fallback_spawn(self, cmd, env): |
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515 """ |
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516 Discovered in pypa/distutils#15, some tools monkeypatch the compiler, |
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517 so the 'env' kwarg causes a TypeError. Detect this condition and |
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518 restore the legacy, unsafe behavior. |
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519 """ |
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520 bag = type('Bag', (), {})() |
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521 try: |
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522 yield bag |
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523 except TypeError as exc: |
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524 if "unexpected keyword argument 'env'" not in str(exc): |
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525 raise |
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526 else: |
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527 return |
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528 warnings.warn( |
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529 "Fallback spawn triggered. Please update distutils monkeypatch.") |
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530 with unittest.mock.patch('os.environ', env): |
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531 bag.value = super().spawn(cmd) |
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532 |
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533 # -- Miscellaneous methods ----------------------------------------- |
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534 # These are all used by the 'gen_lib_options() function, in |
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535 # ccompiler.py. |
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536 |
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537 def library_dir_option(self, dir): |
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538 return "/LIBPATH:" + dir |
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539 |
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540 def runtime_library_dir_option(self, dir): |
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541 raise DistutilsPlatformError( |
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542 "don't know how to set runtime library search path for MSVC") |
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543 |
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544 def library_option(self, lib): |
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545 return self.library_filename(lib) |
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546 |
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547 def find_library_file(self, dirs, lib, debug=0): |
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548 # Prefer a debugging library if found (and requested), but deal |
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549 # with it if we don't have one. |
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550 if debug: |
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551 try_names = [lib + "_d", lib] |
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552 else: |
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553 try_names = [lib] |
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554 for dir in dirs: |
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555 for name in try_names: |
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556 libfile = os.path.join(dir, self.library_filename(name)) |
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557 if os.path.isfile(libfile): |
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558 return libfile |
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559 else: |
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560 # Oops, didn't find it in *any* of 'dirs' |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
|
561 return None |