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|
"""distutils.msvccompiler
Contains MSVCCompiler, an implementation of the abstract CCompiler class
for the Microsoft Visual Studio."""
# created 1999/08/19, Perry Stoll
# hacked by Robin Becker and Thomas Heller to do a better job of
# finding DevStudio (through the registry)
__revision__ = "$Id$"
import sys, os, string
from types import *
from distutils.errors import \
DistutilsExecError, DistutilsPlatformError, \
CompileError, LibError, LinkError
from distutils.ccompiler import \
CCompiler, gen_preprocess_options, gen_lib_options
_can_read_reg = 0
try:
try:
import _winreg
except ImportError:
import winreg # for pre-2000/06/29 CVS Python
_can_read_reg = 1
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 = 1
hkey_mod = win32con
RegOpenKeyEx = win32api.RegOpenKeyEx
RegEnumKey = win32api.RegEnumKey
RegEnumValue = win32api.RegEnumValue
RegError = win32api.error
except ImportError:
pass
if _can_read_reg:
HKEY_CLASSES_ROOT = hkey_mod.HKEY_CLASSES_ROOT
HKEY_LOCAL_MACHINE = hkey_mod.HKEY_LOCAL_MACHINE
HKEY_CURRENT_USER = hkey_mod.HKEY_CURRENT_USER
HKEY_USERS = hkey_mod.HKEY_USERS
def get_devstudio_versions ():
"""Get list of devstudio versions from the Windows registry. Return a
list of strings containing version numbers; the list will be
empty if we were unable to access the registry (eg. couldn't import
a registry-access module) or the appropriate registry keys weren't
found."""
if not _can_read_reg:
return []
K = 'Software\\Microsoft\\Devstudio'
L = []
for base in (HKEY_CLASSES_ROOT,
HKEY_LOCAL_MACHINE,
HKEY_CURRENT_USER,
HKEY_USERS):
try:
k = RegOpenKeyEx(base,K)
i = 0
while 1:
try:
p = RegEnumKey(k,i)
if p[0] in '123456789' and p not in L:
L.append(p)
except RegError:
break
i = i + 1
except RegError:
pass
L.sort()
L.reverse()
return L
# get_devstudio_versions ()
def get_msvc_paths (path, version='6.0', platform='x86'):
"""Get a list of devstudio directories (include, lib or path). Return
a list of strings; will be empty list if unable to access the
registry or appropriate registry keys not found."""
if not _can_read_reg:
return []
L = []
if path=='lib':
path= 'Library'
path = string.upper(path + ' Dirs')
K = ('Software\\Microsoft\\Devstudio\\%s\\' +
'Build System\\Components\\Platforms\\Win32 (%s)\\Directories') % \
(version,platform)
for base in (HKEY_CLASSES_ROOT,
HKEY_LOCAL_MACHINE,
HKEY_CURRENT_USER,
HKEY_USERS):
try:
k = RegOpenKeyEx(base,K)
i = 0
while 1:
try:
(p,v,t) = RegEnumValue(k,i)
if string.upper(p) == path:
V = string.split(v,';')
for v in V:
if v == '' or v in L: continue
L.append(v)
break
i = i + 1
except RegError:
break
except RegError:
pass
return L
# get_msvc_paths()
def find_exe (exe, version_number):
"""Try to find an MSVC executable program 'exe' (from version
'version_number' of MSVC) 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 get_msvc_paths ('path', version_number):
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 string.split (os.environ['Path'],';'):
fn = os.path.join(os.path.abspath(p),exe)
if os.path.isfile(fn):
return fn
return exe # last desperate hope
def set_path_env_var (name, version_number):
"""Set environment variable 'name' to an MSVC path type value obtained
from 'get_msvc_paths()'. This is equivalent to a SET command prior
to execution of spawned commands."""
p = get_msvc_paths (name, version_number)
if p:
os.environ[name] = string.join (p,';')
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']
# Needed for the filename generation methods provided by the
# base class, CCompiler.
src_extensions = _c_extensions + _cpp_extensions
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)
versions = get_devstudio_versions ()
if versions:
version = versions[0] # highest version
self.cc = find_exe("cl.exe", version)
self.link = find_exe("link.exe", version)
self.lib = find_exe("lib.exe", version)
set_path_env_var ('lib', version)
set_path_env_var ('include', version)
path=get_msvc_paths('path', version)
try:
for p in string.split(os.environ['path'],';'):
path.append(p)
except KeyError:
pass
os.environ['path'] = string.join(path,';')
else:
# devstudio not found in the registry
self.cc = "cl.exe"
self.link = "link.exe"
self.lib = "lib.exe"
self.preprocess_options = None
self.compile_options = [ '/nologo', '/Ox', '/MD', '/W3' ]
self.compile_options_debug = ['/nologo', '/Od', '/MDd', '/W3', '/Z7', '/D_DEBUG']
self.ldflags_shared = ['/DLL', '/nologo', '/INCREMENTAL:NO']
self.ldflags_shared_debug = [
'/DLL', '/nologo', '/INCREMENTAL:no', '/pdb:None', '/DEBUG'
]
self.ldflags_static = [ '/nologo']
# -- Worker methods ------------------------------------------------
def compile (self,
sources,
output_dir=None,
macros=None,
include_dirs=None,
debug=0,
extra_preargs=None,
extra_postargs=None):
(output_dir, macros, include_dirs) = \
self._fix_compile_args (output_dir, macros, include_dirs)
(objects, skip_sources) = self._prep_compile (sources, output_dir)
if extra_postargs is None:
extra_postargs = []
pp_opts = gen_preprocess_options (macros, include_dirs)
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 i in range (len (sources)):
src = sources[i] ; obj = objects[i]
ext = (os.path.splitext (src))[1]
if skip_sources[src]:
self.announce ("skipping %s (%s up-to-date)" % (src, obj))
else:
if ext in self._c_extensions:
input_opt = "/Tc" + src
elif ext in self._cpp_extensions:
input_opt = "/Tp" + src
output_opt = "/Fo" + obj
self.mkpath (os.path.dirname (obj))
try:
self.spawn ([self.cc] + compile_opts + pp_opts +
[input_opt, output_opt] +
extra_postargs)
except DistutilsExecError, msg:
raise CompileError, msg
return objects
# compile ()
def create_static_lib (self,
objects,
output_libname,
output_dir=None,
debug=0,
extra_preargs=None,
extra_postargs=None):
(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?
if extra_preargs:
lib_args[:0] = extra_preargs
if extra_postargs:
lib_args.extend (extra_postargs)
try:
self.spawn ([self.lib] + lib_args)
except DistutilsExecError, msg:
raise LibError, msg
else:
self.announce ("skipping %s (up-to-date)" % output_filename)
# create_static_lib ()
def link_shared_lib (self,
objects,
output_libname,
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):
self.link_shared_object (objects,
self.shared_library_name(output_libname),
output_dir=output_dir,
libraries=libraries,
library_dirs=library_dirs,
runtime_library_dirs=runtime_library_dirs,
export_symbols=export_symbols,
debug=debug,
extra_preargs=extra_preargs,
extra_postargs=extra_postargs,
build_temp=build_temp)
def link_shared_object (self,
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):
(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 ("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 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])
if extra_preargs:
ld_args[:0] = extra_preargs
if extra_postargs:
ld_args.extend (extra_postargs)
print "link_shared_object():"
print " output_filename =", output_filename
print " mkpath'ing:", os.path.dirname (output_filename)
self.mkpath (os.path.dirname (output_filename))
try:
self.spawn ([self.link] + ld_args)
except DistutilsExecError, msg:
raise LinkError, msg
else:
self.announce ("skipping %s (up-to-date)" % output_filename)
# link_shared_object ()
def link_executable (self,
objects,
output_progname,
output_dir=None,
libraries=None,
library_dirs=None,
runtime_library_dirs=None,
debug=0,
extra_preargs=None,
extra_postargs=None):
(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 ("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)
output_filename = output_progname + self.exe_extension
if output_dir is not None:
output_filename = os.path.join (output_dir, output_filename)
if self._need_link (objects, output_filename):
if debug:
ldflags = self.ldflags_shared_debug[1:]
else:
ldflags = self.ldflags_shared[1:]
ld_args = ldflags + lib_opts + \
objects + ['/OUT:' + output_filename]
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.link] + ld_args)
except DistutilsExecError, msg:
raise LinkError, msg
else:
self.announce ("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):
for dir in dirs:
libfile = os.path.join (dir, self.library_filename (lib))
if os.path.exists (libfile):
return libfile
else:
# Oops, didn't find it in *any* of 'dirs'
return None
# find_library_file ()
# class MSVCCompiler
|