aboutsummaryrefslogtreecommitdiffstats
path: root/env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py
diff options
context:
space:
mode:
authorLibravatarLibravatar Biswakalyan Bhuyan <biswa@surgot.in> 2022-11-13 23:46:45 +0530
committerLibravatarLibravatar Biswakalyan Bhuyan <biswa@surgot.in> 2022-11-13 23:46:45 +0530
commit9468226a9e2e2ab8cdd599f1d8538e860ca86120 (patch)
tree0a77ada226d6db80639f96b438bf83e4e756edb5 /env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py
downloadidcard-9468226a9e2e2ab8cdd599f1d8538e860ca86120.tar.gz
idcard-9468226a9e2e2ab8cdd599f1d8538e860ca86120.tar.bz2
idcard-9468226a9e2e2ab8cdd599f1d8538e860ca86120.zip
id card generator
Diffstat (limited to 'env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py')
-rw-r--r--env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py591
1 files changed, 591 insertions, 0 deletions
diff --git a/env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py b/env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py
new file mode 100644
index 0000000..3b5a817
--- /dev/null
+++ b/env/lib/python3.10/site-packages/setuptools/_distutils/_msvccompiler.py
@@ -0,0 +1,591 @@
+"""distutils._msvccompiler
+
+Contains MSVCCompiler, an implementation of the abstract CCompiler class
+for Microsoft Visual Studio 2015.
+
+The module is compatible with VS 2015 and later. You can find legacy support
+for older versions in distutils.msvc9compiler and distutils.msvccompiler.
+"""
+
+# Written by Perry Stoll
+# hacked by Robin Becker and Thomas Heller to do a better job of
+# finding DevStudio (through the registry)
+# ported to VS 2005 and VS 2008 by Christian Heimes
+# ported to VS 2015 by Steve Dower
+
+import os
+import subprocess
+import contextlib
+import warnings
+import unittest.mock
+
+with contextlib.suppress(ImportError):
+ import winreg
+
+from distutils.errors import (
+ DistutilsExecError,
+ DistutilsPlatformError,
+ CompileError,
+ LibError,
+ LinkError,
+)
+from distutils.ccompiler import CCompiler, gen_lib_options
+from distutils import log
+from distutils.util import get_platform
+
+from itertools import count
+
+
+def _find_vc2015():
+ try:
+ key = winreg.OpenKeyEx(
+ winreg.HKEY_LOCAL_MACHINE,
+ r"Software\Microsoft\VisualStudio\SxS\VC7",
+ access=winreg.KEY_READ | winreg.KEY_WOW64_32KEY,
+ )
+ except OSError:
+ log.debug("Visual C++ is not registered")
+ return None, None
+
+ best_version = 0
+ best_dir = None
+ with key:
+ for i in count():
+ try:
+ v, vc_dir, vt = winreg.EnumValue(key, i)
+ except OSError:
+ break
+ if v and vt == winreg.REG_SZ and os.path.isdir(vc_dir):
+ try:
+ version = int(float(v))
+ except (ValueError, TypeError):
+ continue
+ if version >= 14 and version > best_version:
+ best_version, best_dir = version, vc_dir
+ return best_version, best_dir
+
+
+def _find_vc2017():
+ """Returns "15, path" based on the result of invoking vswhere.exe
+ If no install is found, returns "None, None"
+
+ The version is returned to avoid unnecessarily changing the function
+ result. It may be ignored when the path is not None.
+
+ If vswhere.exe is not available, by definition, VS 2017 is not
+ installed.
+ """
+ root = os.environ.get("ProgramFiles(x86)") or os.environ.get("ProgramFiles")
+ if not root:
+ return None, None
+
+ try:
+ path = subprocess.check_output(
+ [
+ os.path.join(
+ root, "Microsoft Visual Studio", "Installer", "vswhere.exe"
+ ),
+ "-latest",
+ "-prerelease",
+ "-requires",
+ "Microsoft.VisualStudio.Component.VC.Tools.x86.x64",
+ "-property",
+ "installationPath",
+ "-products",
+ "*",
+ ],
+ encoding="mbcs",
+ errors="strict",
+ ).strip()
+ except (subprocess.CalledProcessError, OSError, UnicodeDecodeError):
+ return None, None
+
+ path = os.path.join(path, "VC", "Auxiliary", "Build")
+ if os.path.isdir(path):
+ return 15, path
+
+ return None, None
+
+
+PLAT_SPEC_TO_RUNTIME = {
+ 'x86': 'x86',
+ 'x86_amd64': 'x64',
+ 'x86_arm': 'arm',
+ 'x86_arm64': 'arm64',
+}
+
+
+def _find_vcvarsall(plat_spec):
+ # bpo-38597: Removed vcruntime return value
+ _, best_dir = _find_vc2017()
+
+ if not best_dir:
+ best_version, best_dir = _find_vc2015()
+
+ if not best_dir:
+ log.debug("No suitable Visual C++ version found")
+ return None, None
+
+ vcvarsall = os.path.join(best_dir, "vcvarsall.bat")
+ if not os.path.isfile(vcvarsall):
+ log.debug("%s cannot be found", vcvarsall)
+ return None, None
+
+ return vcvarsall, None
+
+
+def _get_vc_env(plat_spec):
+ if os.getenv("DISTUTILS_USE_SDK"):
+ return {key.lower(): value for key, value in os.environ.items()}
+
+ vcvarsall, _ = _find_vcvarsall(plat_spec)
+ if not vcvarsall:
+ raise DistutilsPlatformError("Unable to find vcvarsall.bat")
+
+ try:
+ out = subprocess.check_output(
+ 'cmd /u /c "{}" {} && set'.format(vcvarsall, plat_spec),
+ stderr=subprocess.STDOUT,
+ ).decode('utf-16le', errors='replace')
+ except subprocess.CalledProcessError as exc:
+ log.error(exc.output)
+ raise DistutilsPlatformError("Error executing {}".format(exc.cmd))
+
+ env = {
+ key.lower(): value
+ for key, _, value in (line.partition('=') for line in out.splitlines())
+ if key and value
+ }
+
+ return env
+
+
+def _find_exe(exe, paths=None):
+ """Return path to an MSVC executable program.
+
+ Tries to find the program in several places: first, one of the
+ MSVC program search paths from the registry; next, the directories
+ in the PATH environment variable. If any of those work, return an
+ absolute path that is known to exist. If none of them work, just
+ return the original program name, 'exe'.
+ """
+ if not paths:
+ paths = os.getenv('path').split(os.pathsep)
+ for p in paths:
+ fn = os.path.join(os.path.abspath(p), exe)
+ if os.path.isfile(fn):
+ return fn
+ return exe
+
+
+# A map keyed by get_platform() return values to values accepted by
+# 'vcvarsall.bat'. Always cross-compile from x86 to work with the
+# lighter-weight MSVC installs that do not include native 64-bit tools.
+PLAT_TO_VCVARS = {
+ 'win32': 'x86',
+ 'win-amd64': 'x86_amd64',
+ 'win-arm32': 'x86_arm',
+ 'win-arm64': 'x86_arm64',
+}
+
+
+class MSVCCompiler(CCompiler):
+ """Concrete class that implements an interface to Microsoft Visual C++,
+ as defined by the CCompiler abstract class."""
+
+ compiler_type = 'msvc'
+
+ # Just set this so CCompiler's constructor doesn't barf. We currently
+ # don't use the 'set_executables()' bureaucracy provided by CCompiler,
+ # as it really isn't necessary for this sort of single-compiler class.
+ # Would be nice to have a consistent interface with UnixCCompiler,
+ # though, so it's worth thinking about.
+ executables = {}
+
+ # Private class data (need to distinguish C from C++ source for compiler)
+ _c_extensions = ['.c']
+ _cpp_extensions = ['.cc', '.cpp', '.cxx']
+ _rc_extensions = ['.rc']
+ _mc_extensions = ['.mc']
+
+ # Needed for the filename generation methods provided by the
+ # base class, CCompiler.
+ src_extensions = _c_extensions + _cpp_extensions + _rc_extensions + _mc_extensions
+ res_extension = '.res'
+ obj_extension = '.obj'
+ static_lib_extension = '.lib'
+ shared_lib_extension = '.dll'
+ static_lib_format = shared_lib_format = '%s%s'
+ exe_extension = '.exe'
+
+ def __init__(self, verbose=0, dry_run=0, force=0):
+ super().__init__(verbose, dry_run, force)
+ # target platform (.plat_name is consistent with 'bdist')
+ self.plat_name = None
+ self.initialized = False
+
+ def initialize(self, plat_name=None):
+ # multi-init means we would need to check platform same each time...
+ assert not self.initialized, "don't init multiple times"
+ if plat_name is None:
+ plat_name = get_platform()
+ # sanity check for platforms to prevent obscure errors later.
+ if plat_name not in PLAT_TO_VCVARS:
+ raise DistutilsPlatformError(
+ "--plat-name must be one of {}".format(tuple(PLAT_TO_VCVARS))
+ )
+
+ # Get the vcvarsall.bat spec for the requested platform.
+ plat_spec = PLAT_TO_VCVARS[plat_name]
+
+ vc_env = _get_vc_env(plat_spec)
+ if not vc_env:
+ raise DistutilsPlatformError(
+ "Unable to find a compatible " "Visual Studio installation."
+ )
+
+ self._paths = vc_env.get('path', '')
+ paths = self._paths.split(os.pathsep)
+ self.cc = _find_exe("cl.exe", paths)
+ self.linker = _find_exe("link.exe", paths)
+ self.lib = _find_exe("lib.exe", paths)
+ self.rc = _find_exe("rc.exe", paths) # resource compiler
+ self.mc = _find_exe("mc.exe", paths) # message compiler
+ self.mt = _find_exe("mt.exe", paths) # message compiler
+
+ for dir in vc_env.get('include', '').split(os.pathsep):
+ if dir:
+ self.add_include_dir(dir.rstrip(os.sep))
+
+ for dir in vc_env.get('lib', '').split(os.pathsep):
+ if dir:
+ self.add_library_dir(dir.rstrip(os.sep))
+
+ self.preprocess_options = None
+ # bpo-38597: Always compile with dynamic linking
+ # Future releases of Python 3.x will include all past
+ # versions of vcruntime*.dll for compatibility.
+ self.compile_options = ['/nologo', '/O2', '/W3', '/GL', '/DNDEBUG', '/MD']
+
+ self.compile_options_debug = [
+ '/nologo',
+ '/Od',
+ '/MDd',
+ '/Zi',
+ '/W3',
+ '/D_DEBUG',
+ ]
+
+ ldflags = ['/nologo', '/INCREMENTAL:NO', '/LTCG']
+
+ ldflags_debug = ['/nologo', '/INCREMENTAL:NO', '/LTCG', '/DEBUG:FULL']
+
+ self.ldflags_exe = [*ldflags, '/MANIFEST:EMBED,ID=1']
+ self.ldflags_exe_debug = [*ldflags_debug, '/MANIFEST:EMBED,ID=1']
+ self.ldflags_shared = [
+ *ldflags,
+ '/DLL',
+ '/MANIFEST:EMBED,ID=2',
+ '/MANIFESTUAC:NO',
+ ]
+ self.ldflags_shared_debug = [
+ *ldflags_debug,
+ '/DLL',
+ '/MANIFEST:EMBED,ID=2',
+ '/MANIFESTUAC:NO',
+ ]
+ self.ldflags_static = [*ldflags]
+ self.ldflags_static_debug = [*ldflags_debug]
+
+ self._ldflags = {
+ (CCompiler.EXECUTABLE, None): self.ldflags_exe,
+ (CCompiler.EXECUTABLE, False): self.ldflags_exe,
+ (CCompiler.EXECUTABLE, True): self.ldflags_exe_debug,
+ (CCompiler.SHARED_OBJECT, None): self.ldflags_shared,
+ (CCompiler.SHARED_OBJECT, False): self.ldflags_shared,
+ (CCompiler.SHARED_OBJECT, True): self.ldflags_shared_debug,
+ (CCompiler.SHARED_LIBRARY, None): self.ldflags_static,
+ (CCompiler.SHARED_LIBRARY, False): self.ldflags_static,
+ (CCompiler.SHARED_LIBRARY, True): self.ldflags_static_debug,
+ }
+
+ self.initialized = True
+
+ # -- Worker methods ------------------------------------------------
+
+ def object_filenames(self, source_filenames, strip_dir=0, output_dir=''):
+ ext_map = {
+ **{ext: self.obj_extension for ext in self.src_extensions},
+ **{
+ ext: self.res_extension
+ for ext in self._rc_extensions + self._mc_extensions
+ },
+ }
+
+ output_dir = output_dir or ''
+
+ def make_out_path(p):
+ base, ext = os.path.splitext(p)
+ if strip_dir:
+ base = os.path.basename(base)
+ else:
+ _, base = os.path.splitdrive(base)
+ if base.startswith((os.path.sep, os.path.altsep)):
+ base = base[1:]
+ try:
+ # XXX: This may produce absurdly long paths. We should check
+ # the length of the result and trim base until we fit within
+ # 260 characters.
+ return os.path.join(output_dir, base + ext_map[ext])
+ except LookupError:
+ # Better to raise an exception instead of silently continuing
+ # and later complain about sources and targets having
+ # different lengths
+ raise CompileError("Don't know how to compile {}".format(p))
+
+ return list(map(make_out_path, source_filenames))
+
+ def compile(
+ self,
+ sources,
+ output_dir=None,
+ macros=None,
+ include_dirs=None,
+ debug=0,
+ extra_preargs=None,
+ extra_postargs=None,
+ depends=None,
+ ):
+
+ if not self.initialized:
+ self.initialize()
+ compile_info = self._setup_compile(
+ output_dir, macros, include_dirs, sources, depends, extra_postargs
+ )
+ macros, objects, extra_postargs, pp_opts, build = compile_info
+
+ compile_opts = extra_preargs or []
+ compile_opts.append('/c')
+ if debug:
+ compile_opts.extend(self.compile_options_debug)
+ else:
+ compile_opts.extend(self.compile_options)
+
+ add_cpp_opts = False
+
+ for obj in objects:
+ try:
+ src, ext = build[obj]
+ except KeyError:
+ continue
+ if debug:
+ # pass the full pathname to MSVC in debug mode,
+ # this allows the debugger to find the source file
+ # without asking the user to browse for it
+ src = os.path.abspath(src)
+
+ if ext in self._c_extensions:
+ input_opt = "/Tc" + src
+ elif ext in self._cpp_extensions:
+ input_opt = "/Tp" + src
+ add_cpp_opts = True
+ elif ext in self._rc_extensions:
+ # compile .RC to .RES file
+ input_opt = src
+ output_opt = "/fo" + obj
+ try:
+ self.spawn([self.rc] + pp_opts + [output_opt, input_opt])
+ except DistutilsExecError as msg:
+ raise CompileError(msg)
+ continue
+ elif ext in self._mc_extensions:
+ # Compile .MC to .RC file to .RES file.
+ # * '-h dir' specifies the directory for the
+ # generated include file
+ # * '-r dir' specifies the target directory of the
+ # generated RC file and the binary message resource
+ # it includes
+ #
+ # For now (since there are no options to change this),
+ # we use the source-directory for the include file and
+ # the build directory for the RC file and message
+ # resources. This works at least for win32all.
+ h_dir = os.path.dirname(src)
+ rc_dir = os.path.dirname(obj)
+ try:
+ # first compile .MC to .RC and .H file
+ self.spawn([self.mc, '-h', h_dir, '-r', rc_dir, src])
+ base, _ = os.path.splitext(os.path.basename(src))
+ rc_file = os.path.join(rc_dir, base + '.rc')
+ # then compile .RC to .RES file
+ self.spawn([self.rc, "/fo" + obj, rc_file])
+
+ except DistutilsExecError as msg:
+ raise CompileError(msg)
+ continue
+ else:
+ # how to handle this file?
+ raise CompileError(
+ "Don't know how to compile {} to {}".format(src, obj)
+ )
+
+ args = [self.cc] + compile_opts + pp_opts
+ if add_cpp_opts:
+ args.append('/EHsc')
+ args.append(input_opt)
+ args.append("/Fo" + obj)
+ args.extend(extra_postargs)
+
+ try:
+ self.spawn(args)
+ except DistutilsExecError as msg:
+ raise CompileError(msg)
+
+ return objects
+
+ def create_static_lib(
+ self, objects, output_libname, output_dir=None, debug=0, target_lang=None
+ ):
+
+ if not self.initialized:
+ self.initialize()
+ objects, output_dir = self._fix_object_args(objects, output_dir)
+ output_filename = self.library_filename(output_libname, output_dir=output_dir)
+
+ if self._need_link(objects, output_filename):
+ lib_args = objects + ['/OUT:' + output_filename]
+ if debug:
+ pass # XXX what goes here?
+ try:
+ log.debug('Executing "%s" %s', self.lib, ' '.join(lib_args))
+ self.spawn([self.lib] + lib_args)
+ except DistutilsExecError as msg:
+ raise LibError(msg)
+ else:
+ log.debug("skipping %s (up-to-date)", output_filename)
+
+ def link(
+ self,
+ target_desc,
+ objects,
+ output_filename,
+ output_dir=None,
+ libraries=None,
+ library_dirs=None,
+ runtime_library_dirs=None,
+ export_symbols=None,
+ debug=0,
+ extra_preargs=None,
+ extra_postargs=None,
+ build_temp=None,
+ target_lang=None,
+ ):
+
+ if not self.initialized:
+ self.initialize()
+ objects, output_dir = self._fix_object_args(objects, output_dir)
+ fixed_args = self._fix_lib_args(libraries, library_dirs, runtime_library_dirs)
+ libraries, library_dirs, runtime_library_dirs = fixed_args
+
+ if runtime_library_dirs:
+ self.warn(
+ "I don't know what to do with 'runtime_library_dirs': "
+ + str(runtime_library_dirs)
+ )
+
+ lib_opts = gen_lib_options(self, library_dirs, runtime_library_dirs, libraries)
+ if output_dir is not None:
+ output_filename = os.path.join(output_dir, output_filename)
+
+ if self._need_link(objects, output_filename):
+ ldflags = self._ldflags[target_desc, debug]
+
+ export_opts = ["/EXPORT:" + sym for sym in (export_symbols or [])]
+
+ ld_args = (
+ ldflags + lib_opts + export_opts + objects + ['/OUT:' + output_filename]
+ )
+
+ # The MSVC linker generates .lib and .exp files, which cannot be
+ # suppressed by any linker switches. The .lib files may even be
+ # needed! Make sure they are generated in the temporary build
+ # directory. Since they have different names for debug and release
+ # builds, they can go into the same directory.
+ build_temp = os.path.dirname(objects[0])
+ if export_symbols is not None:
+ (dll_name, dll_ext) = os.path.splitext(
+ os.path.basename(output_filename)
+ )
+ implib_file = os.path.join(build_temp, self.library_filename(dll_name))
+ ld_args.append('/IMPLIB:' + implib_file)
+
+ if extra_preargs:
+ ld_args[:0] = extra_preargs
+ if extra_postargs:
+ ld_args.extend(extra_postargs)
+
+ output_dir = os.path.dirname(os.path.abspath(output_filename))
+ self.mkpath(output_dir)
+ try:
+ log.debug('Executing "%s" %s', self.linker, ' '.join(ld_args))
+ self.spawn([self.linker] + ld_args)
+ except DistutilsExecError as msg:
+ raise LinkError(msg)
+ else:
+ log.debug("skipping %s (up-to-date)", output_filename)
+
+ def spawn(self, cmd):
+ env = dict(os.environ, PATH=self._paths)
+ with self._fallback_spawn(cmd, env) as fallback:
+ return super().spawn(cmd, env=env)
+ return fallback.value
+
+ @contextlib.contextmanager
+ def _fallback_spawn(self, cmd, env):
+ """
+ Discovered in pypa/distutils#15, some tools monkeypatch the compiler,
+ so the 'env' kwarg causes a TypeError. Detect this condition and
+ restore the legacy, unsafe behavior.
+ """
+ bag = type('Bag', (), {})()
+ try:
+ yield bag
+ except TypeError as exc:
+ if "unexpected keyword argument 'env'" not in str(exc):
+ raise
+ else:
+ return
+ warnings.warn("Fallback spawn triggered. Please update distutils monkeypatch.")
+ with unittest.mock.patch.dict('os.environ', env):
+ bag.value = super().spawn(cmd)
+
+ # -- Miscellaneous methods -----------------------------------------
+ # These are all used by the 'gen_lib_options() function, in
+ # ccompiler.py.
+
+ def library_dir_option(self, dir):
+ return "/LIBPATH:" + dir
+
+ def runtime_library_dir_option(self, dir):
+ raise DistutilsPlatformError(
+ "don't know how to set runtime library search path for MSVC"
+ )
+
+ def library_option(self, lib):
+ return self.library_filename(lib)
+
+ def find_library_file(self, dirs, lib, debug=0):
+ # Prefer a debugging library if found (and requested), but deal
+ # with it if we don't have one.
+ if debug:
+ try_names = [lib + "_d", lib]
+ else:
+ try_names = [lib]
+ for dir in dirs:
+ for name in try_names:
+ libfile = os.path.join(dir, self.library_filename(name))
+ if os.path.isfile(libfile):
+ return libfile
+ else:
+ # Oops, didn't find it in *any* of 'dirs'
+ return None