mirror of
				https://github.com/python/cpython.git
				synced 2025-11-04 03:44:55 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			640 lines
		
	
	
	
		
			23 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			640 lines
		
	
	
	
		
			23 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""distutils.msvccompiler
 | 
						|
 | 
						|
Contains MSVCCompiler, an implementation of the abstract CCompiler class
 | 
						|
for the Microsoft Visual Studio.
 | 
						|
"""
 | 
						|
 | 
						|
# Written by Perry Stoll
 | 
						|
# hacked by Robin Becker and Thomas Heller to do a better job of
 | 
						|
#   finding DevStudio (through the registry)
 | 
						|
 | 
						|
import sys, os
 | 
						|
from distutils.errors import \
 | 
						|
     DistutilsExecError, DistutilsPlatformError, \
 | 
						|
     CompileError, LibError, LinkError
 | 
						|
from distutils.ccompiler import \
 | 
						|
     CCompiler, gen_preprocess_options, gen_lib_options
 | 
						|
from distutils import log
 | 
						|
 | 
						|
_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:
 | 
						|
        log.info("Warning: Can't read registry to find the "
 | 
						|
                 "necessary compiler setting\n"
 | 
						|
                 "Make sure that Python modules winreg, "
 | 
						|
                 "win32api or win32con are installed.")
 | 
						|
        pass
 | 
						|
 | 
						|
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 += 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 += 1
 | 
						|
    return d
 | 
						|
 | 
						|
def convert_mbcs(s):
 | 
						|
    dec = getattr(s, "decode", None)
 | 
						|
    if dec is not None:
 | 
						|
        try:
 | 
						|
            s = dec("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["$(%s)" % macro] = d[key]
 | 
						|
                break
 | 
						|
 | 
						|
    def load_macros(self, version):
 | 
						|
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
 | 
						|
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
 | 
						|
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
 | 
						|
        net = r"Software\Microsoft\.NETFramework"
 | 
						|
        self.set_macro("FrameworkDir", net, "installroot")
 | 
						|
        try:
 | 
						|
            if version > 7.0:
 | 
						|
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
 | 
						|
            else:
 | 
						|
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
 | 
						|
        except KeyError as exc: #
 | 
						|
            raise DistutilsPlatformError(
 | 
						|
            """Python was built with Visual Studio 2003;
 | 
						|
extensions must be built with a compiler than can generate compatible binaries.
 | 
						|
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
 | 
						|
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")
 | 
						|
 | 
						|
        p = r"Software\Microsoft\NET Framework Setup\Product"
 | 
						|
        for base in HKEYS:
 | 
						|
            try:
 | 
						|
                h = RegOpenKeyEx(base, p)
 | 
						|
            except RegError:
 | 
						|
                continue
 | 
						|
            key = RegEnumKey(h, 0)
 | 
						|
            d = read_values(base, r"%s\%s" % (p, key))
 | 
						|
            self.macros["$(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."""
 | 
						|
 | 
						|
    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):
 | 
						|
        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 DistutilsPlatformError("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=0,
 | 
						|
                         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=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)
 | 
						|
 | 
						|
        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 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 %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 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:
 | 
						|
                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):
 | 
						|
            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 DistutilsExecError as msg:
 | 
						|
                raise LinkError(msg)
 | 
						|
 | 
						|
        else:
 | 
						|
            log.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 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.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:
 | 
						|
    log.debug("Importing new compiler from distutils.msvc9compiler")
 | 
						|
    OldMSVCCompiler = MSVCCompiler
 | 
						|
    from distutils.msvc9compiler import MSVCCompiler
 | 
						|
    # get_build_architecture not really relevant now we support cross-compile
 | 
						|
    from distutils.msvc9compiler import MacroExpander
 |