我正在尝试从Mac上的here编译s转换python包装器(Mountain Lion,从Macports安装的gcc45,通过Enthought 64位安装的Python)。
我是科学领域的用户,而不是编译器专家,虽然它可以在我的Linux机器上开箱即用(只需将int
更改为npy_intp
并将PyArray_FromDims
更改为PyArray_SimpleNew
),但我没有真的知道如何在Macbook上到达那里...
所以我建立了这个Makefile:
PYINCDIR = /Library/Frameworks/EPD64.framework/Versions/Current/include/python2.7
NUMPYDIR = /Library/Frameworks/EPD64.framework/Versions/Current/lib/python2.7/site-packages/numpy/core/include/numpy CFLAGS = -O3 -I$(PYINCDIR) -I$(NUMPYDIR) -fPIC
all: sinemodule.so stmodule.so
sinemodule.so: sinemodule.o $(CC) -shared -o $@ sinemodule.o
stmodule.so: stmodule.o st.o $(CC) -shared -o $@ stmodule.o st.o
-lfftw3
并尝试“制造”,我得到:
cc -shared -o sinemodule.so sinemodule.o
Undefined symbols for architecture x86_64:
"_PyArg_ParseTuple", referenced from:
_sine_taper_wrap in sinemodule.o
"_PyCObject_AsVoidPtr", referenced from:
_initsine in sinemodule.o
"_PyCObject_Type", referenced from:
_initsine in sinemodule.o
"_PyErr_Format", referenced from:
_initsine in sinemodule.o
"_PyErr_Print", referenced from:
_initsine in sinemodule.o
"_PyErr_SetString", referenced from:
_initsine in sinemodule.o
"_PyExc_AttributeError", referenced from:
_initsine in sinemodule.o
"_PyExc_ImportError", referenced from:
_initsine in sinemodule.o
"_PyExc_RuntimeError", referenced from:
_initsine in sinemodule.o
"_PyImport_ImportModule", referenced from:
_initsine in sinemodule.o
"_PyObject_GetAttrString", referenced from:
_initsine in sinemodule.o
"_Py_InitModule4_64", referenced from:
_initsine in sinemodule.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make: *** [sinemodule.so] Error 1
也许这是一件非常基本的事情,但老实说,我什至不知道从哪里开始阅读来修复它……
为您的帮助加油!
最佳答案
我刚刚找到了这个废弃的帖子,想分享我的解决方案。
首先,正如您所做的那样,您需要找到python和numpy的python发行版中的include dirs。
以我的Anaconda 1.9.1为例,这是
PYINCDIR = /Users/dengemann/anaconda/include/python2.7/include
NUMPYDIR = /Users/dengemann/anaconda/lib/python2.7/site-packages/numpy/core/include/numpy/
其次,您不能直接调用Makefile,而是要确保顶层目录中的setup.py是正确的。
在我的情况下,“ darwin”不受明确支持,因此我添加了它。
# linux first
if sys.platform in ['linux2', 'darwin']:
include_dirs = [os.path.join(NUMPYDIR, r'include/numpy')]
libraries=['fftw3']
library_dirs=[] # assume we use default locations
完成这些修改后,运行
python setup.py install
即可完成工作,并且输出将按预期进行。HTH,
丹尼斯