636 lines
23 KiB
Python
636 lines
23 KiB
Python
"""CCompiler implementation for old Microsoft Visual Studio compilers.
|
|
|
|
For a compiler compatible with VS 2005 and 2008, use msvc9compiler.
|
|
"""
|
|
|
|
# Written by Perry Stoll
|
|
# hacked by Robin Becker and Thomas Heller to do a better job of
|
|
# finding DevStudio (through the registry)
|
|
|
|
|
|
import sys
|
|
import os
|
|
|
|
from packaging.errors import (PackagingExecError, PackagingPlatformError,
|
|
CompileError, LibError, LinkError)
|
|
from packaging.compiler.ccompiler import CCompiler
|
|
from packaging.compiler import gen_lib_options
|
|
from packaging import logger
|
|
|
|
_can_read_reg = False
|
|
try:
|
|
import winreg
|
|
|
|
_can_read_reg = True
|
|
hkey_mod = winreg
|
|
|
|
RegOpenKeyEx = winreg.OpenKeyEx
|
|
RegEnumKey = winreg.EnumKey
|
|
RegEnumValue = winreg.EnumValue
|
|
RegError = winreg.error
|
|
|
|
except ImportError:
|
|
try:
|
|
import win32api
|
|
import win32con
|
|
_can_read_reg = True
|
|
hkey_mod = win32con
|
|
|
|
RegOpenKeyEx = win32api.RegOpenKeyEx
|
|
RegEnumKey = win32api.RegEnumKey
|
|
RegEnumValue = win32api.RegEnumValue
|
|
RegError = win32api.error
|
|
|
|
except ImportError:
|
|
logger.warning(
|
|
"can't read registry to find the necessary compiler setting;\n"
|
|
"make sure that Python modules _winreg, win32api or win32con "
|
|
"are installed.")
|
|
|
|
if _can_read_reg:
|
|
HKEYS = (hkey_mod.HKEY_USERS,
|
|
hkey_mod.HKEY_CURRENT_USER,
|
|
hkey_mod.HKEY_LOCAL_MACHINE,
|
|
hkey_mod.HKEY_CLASSES_ROOT)
|
|
|
|
|
|
def read_keys(base, key):
|
|
"""Return list of registry keys."""
|
|
|
|
try:
|
|
handle = RegOpenKeyEx(base, key)
|
|
except RegError:
|
|
return None
|
|
L = []
|
|
i = 0
|
|
while True:
|
|
try:
|
|
k = RegEnumKey(handle, i)
|
|
except RegError:
|
|
break
|
|
L.append(k)
|
|
i = i + 1
|
|
return L
|
|
|
|
|
|
def read_values(base, key):
|
|
"""Return dict of registry keys and values.
|
|
|
|
All names are converted to lowercase.
|
|
"""
|
|
try:
|
|
handle = RegOpenKeyEx(base, key)
|
|
except RegError:
|
|
return None
|
|
d = {}
|
|
i = 0
|
|
while True:
|
|
try:
|
|
name, value, type = RegEnumValue(handle, i)
|
|
except RegError:
|
|
break
|
|
name = name.lower()
|
|
d[convert_mbcs(name)] = convert_mbcs(value)
|
|
i = i + 1
|
|
return d
|
|
|
|
|
|
def convert_mbcs(s):
|
|
enc = getattr(s, "encode", None)
|
|
if enc is not None:
|
|
try:
|
|
s = enc("mbcs")
|
|
except UnicodeError:
|
|
pass
|
|
return s
|
|
|
|
|
|
class MacroExpander:
|
|
|
|
def __init__(self, version):
|
|
self.macros = {}
|
|
self.load_macros(version)
|
|
|
|
def set_macro(self, macro, path, key):
|
|
for base in HKEYS:
|
|
d = read_values(base, path)
|
|
if d:
|
|
self.macros["$(%s)" % macro] = d[key]
|
|
break
|
|
|
|
def load_macros(self, version):
|
|
vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
|
|
self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
|
|
self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
|
|
net = r"Software\Microsoft\.NETFramework"
|
|
self.set_macro("FrameworkDir", net, "installroot")
|
|
try:
|
|
if version > 7.0:
|
|
self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
|
|
else:
|
|
self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
|
|
except KeyError:
|
|
raise PackagingPlatformError(
|
|
"""Python was built with Visual Studio 2003; extensions must be built with
|
|
a compiler than can generate compatible binaries. Visual Studio 2003 was
|
|
not found on this system. If you have Cygwin installed, you can try
|
|
compiling with MingW32, by passing "-c mingw32" to pysetup.""")
|
|
|
|
p = r"Software\Microsoft\NET Framework Setup\Product"
|
|
for base in HKEYS:
|
|
try:
|
|
h = RegOpenKeyEx(base, p)
|
|
except RegError:
|
|
continue
|
|
key = RegEnumKey(h, 0)
|
|
d = read_values(base, r"%s\%s" % (p, key))
|
|
self.macros["$(FrameworkVersion)"] = d["version"]
|
|
|
|
def sub(self, s):
|
|
for k, v in self.macros.items():
|
|
s = s.replace(k, v)
|
|
return s
|
|
|
|
|
|
def get_build_version():
|
|
"""Return the version of MSVC that was used to build Python.
|
|
|
|
For Python 2.3 and up, the version number is included in
|
|
sys.version. For earlier versions, assume the compiler is MSVC 6.
|
|
"""
|
|
|
|
prefix = "MSC v."
|
|
i = sys.version.find(prefix)
|
|
if i == -1:
|
|
return 6
|
|
i = i + len(prefix)
|
|
s, rest = sys.version[i:].split(" ", 1)
|
|
majorVersion = int(s[:-2]) - 6
|
|
minorVersion = int(s[2:3]) / 10.0
|
|
# I don't think paths are affected by minor version in version 6
|
|
if majorVersion == 6:
|
|
minorVersion = 0
|
|
if majorVersion >= 6:
|
|
return majorVersion + minorVersion
|
|
# else we don't know what version of the compiler this is
|
|
return None
|
|
|
|
|
|
def get_build_architecture():
|
|
"""Return the processor architecture.
|
|
|
|
Possible results are "Intel", "Itanium", or "AMD64".
|
|
"""
|
|
|
|
prefix = " bit ("
|
|
i = sys.version.find(prefix)
|
|
if i == -1:
|
|
return "Intel"
|
|
j = sys.version.find(")", i)
|
|
return sys.version[i+len(prefix):j]
|
|
|
|
|
|
def normalize_and_reduce_paths(paths):
|
|
"""Return a list of normalized paths with duplicates removed.
|
|
|
|
The current order of paths is maintained.
|
|
"""
|
|
# Paths are normalized so things like: /a and /a/ aren't both preserved.
|
|
reduced_paths = []
|
|
for p in paths:
|
|
np = os.path.normpath(p)
|
|
# XXX(nnorwitz): O(n**2), if reduced_paths gets long perhaps use a set.
|
|
if np not in reduced_paths:
|
|
reduced_paths.append(np)
|
|
return reduced_paths
|
|
|
|
|
|
class MSVCCompiler(CCompiler):
|
|
"""Concrete class that implements an interface to Microsoft Visual C++,
|
|
as defined by the CCompiler abstract class."""
|
|
|
|
name = 'msvc'
|
|
description = "Microsoft Visual C++"
|
|
|
|
# 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=False, force=False):
|
|
CCompiler.__init__(self, verbose, dry_run, force)
|
|
self.__version = get_build_version()
|
|
self.__arch = get_build_architecture()
|
|
if self.__arch == "Intel":
|
|
# x86
|
|
if self.__version >= 7:
|
|
self.__root = r"Software\Microsoft\VisualStudio"
|
|
self.__macros = MacroExpander(self.__version)
|
|
else:
|
|
self.__root = r"Software\Microsoft\Devstudio"
|
|
self.__product = "Visual Studio version %s" % self.__version
|
|
else:
|
|
# Win64. Assume this was built with the platform SDK
|
|
self.__product = "Microsoft SDK compiler %s" % (self.__version + 6)
|
|
|
|
self.initialized = False
|
|
|
|
def initialize(self):
|
|
self.__paths = []
|
|
if ("DISTUTILS_USE_SDK" in os.environ and "MSSdk" in os.environ and
|
|
self.find_exe("cl.exe")):
|
|
# Assume that the SDK set up everything alright; don't try to be
|
|
# smarter
|
|
self.cc = "cl.exe"
|
|
self.linker = "link.exe"
|
|
self.lib = "lib.exe"
|
|
self.rc = "rc.exe"
|
|
self.mc = "mc.exe"
|
|
else:
|
|
self.__paths = self.get_msvc_paths("path")
|
|
|
|
if len(self.__paths) == 0:
|
|
raise PackagingPlatformError("Python was built with %s "
|
|
"and extensions need to be built with the same "
|
|
"version of the compiler, but it isn't installed." %
|
|
self.__product)
|
|
|
|
self.cc = self.find_exe("cl.exe")
|
|
self.linker = self.find_exe("link.exe")
|
|
self.lib = self.find_exe("lib.exe")
|
|
self.rc = self.find_exe("rc.exe") # resource compiler
|
|
self.mc = self.find_exe("mc.exe") # message compiler
|
|
self.set_path_env_var('lib')
|
|
self.set_path_env_var('include')
|
|
|
|
# extend the MSVC path with the current path
|
|
try:
|
|
for p in os.environ['path'].split(';'):
|
|
self.__paths.append(p)
|
|
except KeyError:
|
|
pass
|
|
self.__paths = normalize_and_reduce_paths(self.__paths)
|
|
os.environ['path'] = ';'.join(self.__paths)
|
|
|
|
self.preprocess_options = None
|
|
if self.__arch == "Intel":
|
|
self.compile_options = ['/nologo', '/Ox', '/MD', '/W3', '/GX',
|
|
'/DNDEBUG']
|
|
self.compile_options_debug = ['/nologo', '/Od', '/MDd', '/W3', '/GX',
|
|
'/Z7', '/D_DEBUG']
|
|
else:
|
|
# Win64
|
|
self.compile_options = ['/nologo', '/Ox', '/MD', '/W3', '/GS-',
|
|
'/DNDEBUG']
|
|
self.compile_options_debug = ['/nologo', '/Od', '/MDd', '/W3', '/GS-',
|
|
'/Z7', '/D_DEBUG']
|
|
|
|
self.ldflags_shared = ['/DLL', '/nologo', '/INCREMENTAL:NO']
|
|
if self.__version >= 7:
|
|
self.ldflags_shared_debug = [
|
|
'/DLL', '/nologo', '/INCREMENTAL:no', '/DEBUG'
|
|
]
|
|
else:
|
|
self.ldflags_shared_debug = [
|
|
'/DLL', '/nologo', '/INCREMENTAL:no', '/pdb:None', '/DEBUG'
|
|
]
|
|
self.ldflags_static = [ '/nologo']
|
|
|
|
self.initialized = True
|
|
|
|
# -- Worker methods ------------------------------------------------
|
|
|
|
def object_filenames(self, source_filenames, strip_dir=False, output_dir=''):
|
|
# Copied from ccompiler.py, extended to return .res as 'object'-file
|
|
# for .rc input file
|
|
if output_dir is None:
|
|
output_dir = ''
|
|
obj_names = []
|
|
for src_name in source_filenames:
|
|
base, ext = os.path.splitext(src_name)
|
|
base = os.path.splitdrive(base)[1] # Chop off the drive
|
|
base = base[os.path.isabs(base):] # If abs, chop off leading /
|
|
if ext not in self.src_extensions:
|
|
# 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 %s" % src_name)
|
|
if strip_dir:
|
|
base = os.path.basename(base)
|
|
if ext in self._rc_extensions:
|
|
obj_names.append(os.path.join(output_dir,
|
|
base + self.res_extension))
|
|
elif ext in self._mc_extensions:
|
|
obj_names.append(os.path.join(output_dir,
|
|
base + self.res_extension))
|
|
else:
|
|
obj_names.append(os.path.join(output_dir,
|
|
base + self.obj_extension))
|
|
return obj_names
|
|
|
|
def compile(self, sources,
|
|
output_dir=None, macros=None, include_dirs=None, debug=False,
|
|
extra_preargs=None, extra_postargs=None, depends=None):
|
|
|
|
if not self.initialized:
|
|
self.initialize()
|
|
macros, objects, extra_postargs, pp_opts, build = \
|
|
self._setup_compile(output_dir, macros, include_dirs, sources,
|
|
depends, extra_postargs)
|
|
|
|
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)
|
|
|
|
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
|
|
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 PackagingExecError 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 PackagingExecError as msg:
|
|
raise CompileError(msg)
|
|
continue
|
|
else:
|
|
# how to handle this file?
|
|
raise CompileError(
|
|
"Don't know how to compile %s to %s" %
|
|
(src, obj))
|
|
|
|
output_opt = "/Fo" + obj
|
|
try:
|
|
self.spawn([self.cc] + compile_opts + pp_opts +
|
|
[input_opt, output_opt] +
|
|
extra_postargs)
|
|
except PackagingExecError as msg:
|
|
raise CompileError(msg)
|
|
|
|
return objects
|
|
|
|
def create_static_lib(self, objects, output_libname, output_dir=None,
|
|
debug=False, 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:
|
|
self.spawn([self.lib] + lib_args)
|
|
except PackagingExecError as msg:
|
|
raise LibError(msg)
|
|
|
|
else:
|
|
logger.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=False, 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)
|
|
libraries, library_dirs, runtime_library_dirs = \
|
|
self._fix_lib_args(libraries, library_dirs, runtime_library_dirs)
|
|
|
|
if runtime_library_dirs:
|
|
self.warn("don't know what to do with 'runtime_library_dirs': %s"
|
|
% (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):
|
|
|
|
if target_desc == CCompiler.EXECUTABLE:
|
|
if debug:
|
|
ldflags = self.ldflags_shared_debug[1:]
|
|
else:
|
|
ldflags = self.ldflags_shared[1:]
|
|
else:
|
|
if debug:
|
|
ldflags = self.ldflags_shared_debug
|
|
else:
|
|
ldflags = self.ldflags_shared
|
|
|
|
export_opts = []
|
|
for sym in (export_symbols or []):
|
|
export_opts.append("/EXPORT:" + sym)
|
|
|
|
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.
|
|
if export_symbols is not None:
|
|
dll_name, dll_ext = os.path.splitext(
|
|
os.path.basename(output_filename))
|
|
implib_file = os.path.join(
|
|
os.path.dirname(objects[0]),
|
|
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)
|
|
|
|
self.mkpath(os.path.dirname(output_filename))
|
|
try:
|
|
self.spawn([self.linker] + ld_args)
|
|
except PackagingExecError as msg:
|
|
raise LinkError(msg)
|
|
|
|
else:
|
|
logger.debug("skipping %s (up-to-date)", output_filename)
|
|
|
|
# -- 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 PackagingPlatformError("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=False):
|
|
# 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.exists(libfile):
|
|
return libfile
|
|
else:
|
|
# Oops, didn't find it in *any* of 'dirs'
|
|
return None
|
|
|
|
# Helper methods for using the MSVC registry settings
|
|
|
|
def find_exe(self, exe):
|
|
"""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'.
|
|
"""
|
|
|
|
for p in self.__paths:
|
|
fn = os.path.join(os.path.abspath(p), exe)
|
|
if os.path.isfile(fn):
|
|
return fn
|
|
|
|
# didn't find it; try existing path
|
|
for p in os.environ['Path'].split(';'):
|
|
fn = os.path.join(os.path.abspath(p), exe)
|
|
if os.path.isfile(fn):
|
|
return fn
|
|
|
|
return exe
|
|
|
|
def get_msvc_paths(self, path, platform='x86'):
|
|
"""Get a list of devstudio directories (include, lib or path).
|
|
|
|
Return a list of strings. The list will be empty if unable to
|
|
access the registry or appropriate registry keys not found.
|
|
"""
|
|
|
|
if not _can_read_reg:
|
|
return []
|
|
|
|
path = path + " dirs"
|
|
if self.__version >= 7:
|
|
key = (r"%s\%0.1f\VC\VC_OBJECTS_PLATFORM_INFO\Win32\Directories"
|
|
% (self.__root, self.__version))
|
|
else:
|
|
key = (r"%s\6.0\Build System\Components\Platforms"
|
|
r"\Win32 (%s)\Directories" % (self.__root, platform))
|
|
|
|
for base in HKEYS:
|
|
d = read_values(base, key)
|
|
if d:
|
|
if self.__version >= 7:
|
|
return self.__macros.sub(d[path]).split(";")
|
|
else:
|
|
return d[path].split(";")
|
|
# MSVC 6 seems to create the registry entries we need only when
|
|
# the GUI is run.
|
|
if self.__version == 6:
|
|
for base in HKEYS:
|
|
if read_values(base, r"%s\6.0" % self.__root) is not None:
|
|
self.warn("It seems you have Visual Studio 6 installed, "
|
|
"but the expected registry settings are not present.\n"
|
|
"You must at least run the Visual Studio GUI once "
|
|
"so that these entries are created.")
|
|
break
|
|
return []
|
|
|
|
def set_path_env_var(self, name):
|
|
"""Set environment variable 'name' to an MSVC path type value.
|
|
|
|
This is equivalent to a SET command prior to execution of spawned
|
|
commands.
|
|
"""
|
|
|
|
if name == "lib":
|
|
p = self.get_msvc_paths("library")
|
|
else:
|
|
p = self.get_msvc_paths(name)
|
|
if p:
|
|
os.environ[name] = ';'.join(p)
|
|
|
|
|
|
if get_build_version() >= 8.0:
|
|
logger.debug("importing new compiler from distutils.msvc9compiler")
|
|
OldMSVCCompiler = MSVCCompiler
|
|
from packaging.compiler.msvc9compiler import MSVCCompiler
|
|
# get_build_architecture not really relevant now we support cross-compile
|
|
from packaging.compiler.msvc9compiler import MacroExpander
|