c++ Cython:LINK:致命错误LNK1104:无法打开文件'atls.lib'

ssm49v7z  于 2023-04-01  发布在  其他
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我在Cython项目中链接atl库时遇到问题。我目前已将Visual C++ 9.0和Visual Studio 2008与SP1和Visual Studio 2015一起安装。
当我使用完整路径链接库时,我使用VS2015在python 3.5上构建成功。在链接到Visual C++ 9.0的python 2.7中,找到了头文件,但无法链接库。
我知道在新版本中,库已经被移动到.h文件中,所以可能很难复制。我使用这个setup.py

# Cython compile instructions

from Cython.Build import cythonize
try:
    from setuptools import setup
    from setuptools import Extension
except ImportError:
    print("using distutils")
    from distutils.core import setup
    from distutils.extension import Extension
# Use python setup.py build_ext --inplace
# to compile
vs27 = ['C:\\Program Files (x86)\\Microsoft Visual Studio 9.0\\VC\\atlmfc\\lib',
        'C:\\Program Files (x86)\\Microsoft Visual Studio 9.0\\VC\\atlmfc\\include',
        'C:\Program Files (x86)\\Microsoft Visual Studio 9.0\\VC\\atlmfc\\src\\atl\\atls',
]
vs35 = ['C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\atlmfc\\include',
        'C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\atlmfc\\lib',
        'C:\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\atlmfc\\src\\atl\\atls',]
extensions = [Extension("access", ["access.pyx"], include_dirs=vs27)]
setup(
    name = "access",
    ext_modules = cythonize(extensions),
    include_dirs = vs27,
)

当我使用Python 2.7和Visual C++ 9.0编译时,我得到:

running build_ext
building 'access' extension
C:\Users\tboquet.R2000\AppData\Local\Programs\Common\Microsoft\Visual C++ for Python\9.0\VC\Bin\amd64\cl.exe /c /nologo /Ox /MD /W3 /GS- /DNDEBUG -IC:\\Program -IFiles -I(x86)\\Microsoft -IVisual -IStudio -I9.0\\VC\\atlmfc\\lib "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\include" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\lib" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\src\atl\atls" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\include" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\lib" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\src\atl\atls" -IC:\Anaconda3\envs\anapy27\include -IC:\Anaconda3\envs\anapy27\PC /Tpaccess.cpp /Fobuild\temp.win-amd64-2.7\Release\access.obj
access.cpp
C:\Users\tboquet.R2000\AppData\Local\Programs\Common\Microsoft\Visual C++ for Python\9.0\VC\Include\xlocale(342) : warning C4530: C++ exception handler used, but unwind semantics are not enabled. Specify /EHsc
C:\Users\tboquet.R2000\AppData\Local\Programs\Common\Microsoft\Visual C++ for Python\9.0\VC\Bin\amd64\cl.exe /c /nologo /Ox /MD /W3 /GS- /DNDEBUG -IC:\\Program -IFiles -I(x86)\\Microsoft -IVisual -IStudio -I9.0\\VC\\atlmfc\\lib "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\include" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\lib" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\src\atl\atls" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\include" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\lib" "-IC:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\atlmfc\src\atl\atls" -IC:\Anaconda3\envs\anapy27\include -IC:\Anaconda3\envs\anapy27\PC /Tpdbaccessor.cpp /Fobuild\temp.win-amd64-2.7\Release\dbaccessor.obj
dbaccessor.cpp
C:\Users\tboquet.R2000\AppData\Local\Programs\Common\Microsoft\Visual C++ for Python\9.0\VC\Include\xlocale(342) : warning C4530: C++ exception handler used, but unwind semantics are not enabled. Specify /EHsc
dbaccessor.cpp(111) : warning C4267: 'argument' : conversion from 'size_t' to 'UINT', possible loss of data
c:\users\tboquet.r2000\documents\visual studio 2013\projects\accessor\accessor\dbaccessor.cpp(220) : warning C4715: 'dbaccessor::connect' : not all control paths return a value
C:\Users\tboquet.R2000\AppData\Local\Programs\Common\Microsoft\Visual C++ for Python\9.0\VC\Bin\amd64\link.exe /DLL /nologo /INCREMENTAL:NO /LIBPATH:C:\Anaconda3\envs\anapy27\libs /LIBPATH:C:\Anaconda3\envs\anapy27\PCbuild\amd64 /EXPORT:initaccess build\temp.win-amd64-2.7\Release\access.obj build\temp.win-amd64-2.7\Release\dbaccessor.obj /OUT:build\lib.win-amd64-2.7\access.pyd /IMPLIB:build\temp.win-amd64-2.7\Release\access.lib /MANIFESTFILE:build\temp.win-amd64-2.7\Release\access.pyd.manifest
LINK : fatal error LNK1104: cannot open file 'atls.lib'
error: command 'C:\\Users\\tboquet.R2000\\AppData\\Local\\Programs\\Common\\Microsoft\\Visual C++ for Python\\9.0\\VC\\Bin\\amd64\\link.exe' failed with exit status 1104

我是否必须使用另一种链接库的方式,或者是否有解决此错误的方法?

cld4siwp

cld4siwp1#

我能够解决这个问题,但不是以最优雅的方式。问题是链接器没有访问库的权限,因为不是/LIBPATH,它可以找到它被声明。
可以将库复制到linker.exe使用的/LIBPATH中,我将其放在C:\Anaconda3\envs\anapy27\libs中,并且能够编译包并加载.pyd
解决这个问题的一个更好的方法是指示setuptools考虑它(在最后一个命令中添加正确的/LIBPATH,就像前面的命令一样)。我不确定这是setuptools中的一个bug还是存在一个参数。
如果有人对此有更好的答案,请评论这一条,我会更新它!

w8biq8rn

w8biq8rn2#

你可以拥有这样的东西

extensions = [Extension("access", ["access.pyx"], include_dirs=vs27),libraries=["d:\\cpp\\T\\x64\\Release\\TemplateNestDll\\atls"])]

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