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comparison python/pydc/README.txt @ 0:0cfcc391201f

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initial from svn dyncall-1745
author Daniel Adler
date Thu, 19 Mar 2015 22:26:28 +0100
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1 dyncall python bindings
2 (C) 2007 Daniel Adler.
3 2007 04. December
4
5 API
6
7 libhandle = load(libpath)
8 funcptr = find(libhandle, symbolname )
9 call( funcptr,signature, ... )
10
11 SIGNATURE FORMAT
12
13 is a formated string
14
15 format: "xxxxx)y"
16
17 x is positional parameter-type charcode
18
19 'b' C++: bool <- Python: PyBool
20 'i' C: int <- Python: PyInt
21 'l' C: long long <- Python: PyLongLong
22 'p' C: void* <- Python: PyCObject
23 's' C: const char* <- Python: PyString
24
25 y is result-type charcode
26
27 'v' void
28 'i' int -> PyInt
29 'l' long -> PyLong
30 'p' ptr -> PyCObject encapsulating a void*
31 'f' float -> PyFloat (upcast to double)
32 'd' double -> PyFloat
33
34 BUGS
35
36 * build on osx/ppc - link error i386 something... [MacPython 2.4]
37
38 solution:
39 installation of latest pytho for os x (MacPython 2.5)
40
41 build log:
42
43 python setup.py install
44 running install
45 running build
46 running build_py
47 creating build
48 creating build/lib.macosx-10.3-fat-2.4
49 copying pydc.py -> build/lib.macosx-10.3-fat-2.4
50 running build_ext
51 building 'pydcext' extension
52 creating build/temp.macosx-10.3-fat-2.4
53 gcc -arch ppc -arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk -fno-strict-aliasing -Wno-long-double -no-cpp-precomp -mno-fused-madd -fno-common -dynamic -DNDEBUG -g -O3 -I../../../dyncall -I../../../dynload -I/Library/Frameworks/Python.framework/Versions/2.4/include/python2.4 -c pydcext.c -o build/temp.macosx-10.3-fat-2.4/pydcext.o
54 gcc -arch i386 -arch ppc -isysroot /Developer/SDKs/MacOSX10.4u.sdk -g -bundle -undefined dynamic_lookup build/temp.macosx-10.3-fat-2.4/pydcext.o -L../../../dyncall -L../../../dynload -ldyncall_s -ldynload_s -lstdc++ -o build/lib.macosx-10.3-fat-2.4/pydcext.so
55 /usr/bin/ld: for architecture i386
56 /usr/bin/ld: warning ../../../dyncall/libdyncall_s.a archive's cputype (18, architecture ppc) does not match cputype (7) for specified -arch flag: i386 (can't load from it)
57 /usr/bin/ld: warning ../../../dynload/libdynload_s.a archive's cputype (18, architecture ppc) does not match cputype (7) for specified -arch flag: i386 (can't load from it)
58 running install_lib
59 copying build/lib.macosx-10.3-fat-2.4/pydcext.so -> /Library/Frameworks/Python.framework/Versions/2.4/lib/python2.4/site-packages
60