Erros when compiling a CPP program which uses CPython API functions

[grbgooglefan]

On Dec 7, 2:17 pm, grbgooglefan <ganeshbo... at gmail.com> wrote:
> On Dec 7, 12:32 pm, grbgooglefan <ganeshbo... at gmail.com> wrote:
>
>
>
>
>
> > I am compiling CPP program which uses CPython API functions from
> > Python 2.5.1 source code
>
> > First I compiled with this commanline, that time I got "pyconfig.h"
> > not found.
> > g++ -Os -I../../Include ../../libpython2.5.a -lm -ldl -lpthread -lutil
> > testeval.cpp
> > In file included from testeval.cpp:1:
> > ../../Include/Python.h:8:22: pyconfig.h: No such file or directory
> > In file included from ../../Include/Python.h:57,                  from
> > testeval.cpp:1:
> > ../../Include/pyport.h:4:48: pyconfig.h: No such file or directory
> > ../../Include/pyport.h:734:2: #error "LONG_BIT definition appears
> > wrong for platform (bad gcc/glibc config?)."
>
> > So, I added "-I../../PC" to my cmd line to get pyconfig.h, like:
> > g++ -Os -I../../Include -I../../PC/ ../../libpython2.5.a -lm -ldl -
> > lpthread -lutil testeval.cpp
>
> > As soon as I ran this command I got a long list of errors as shown
> > below.
> > Why the dllimport errors are coming? I did not get these errors when I
> > did same compilation with Python 2.2.3.
> > Please help. Thanks.
>
> > In file included from ../../Include/Python.h:76,                  from
> > testeval.cpp:1:
> > ../../Include/pymem.h:50: `dllimport' was not declared in this scope
> > ../../Include/pymem.h:50: ISO C++ forbids declaration of `__declspec'
> > with no    type
> > ../../Include/pymem.h:50: syntax error before `void'
> > ../../Include/pymem.h:51: `dllimport' was not declared in this scope
> > ../../Include/pymem.h:51: ISO C++ forbids declaration of `__declspec'
> > with no    type
> > ../../Include/pymem.h:51: redefinition of `int __declspec'
> > ../../Include/pymem.h:50: `int __declspec' previously defined here
> > ../../Include/pymem.h:51: syntax error before `void'
> > ../../Include/pymem.h:52: `dllimport' was not declared in this scope
> > ../../Include/pymem.h:52: ISO C++ forbids declaration of `__declspec'
> > with no    type
> > ../../Include/pymem.h:52: redefinition of `int __declspec'
> > ../../Include/pymem.h:51: `int __declspec' previously defined here
> > ../../Include/pymem.h:52: syntax error before `void'
> > In file included from ../../Include/Python.h:78,                  from
> > testeval.cpp:1:
> > ../../Include/object.h:371: `dllimport' was not declared in this scope
> > ../../Include/object.h:371: ISO C++ forbids declaration of
> > `__declspec' with no    type
> > ../../Include/object.h:371: redefinition of `int __declspec'
> > ..............
> > ../../Include/Python.h:134: redefinition of `int __declspec'
> > ../../Include/pystrtod.h:11: `int __declspec' previously defined here
> > ../../Include/Python.h:134: syntax error before `*' token
> > testeval.cpp: In function `int main(int, char**)':
> > testeval.cpp:94: `Py_Initialize' undeclared (first use this function)
> > testeval.cpp:94: (Each undeclared identifier is reported only once for
> > each
> >    function it appears in.)
> > testeval.cpp:95: `PyRun_SimpleStringFlags' undeclared (first use this
> > function)
>
> I am doing this on following Linux OS config:
> Linux njl36a-7003 2.4.21-9.0.1.ELsmp #1 SMP Mon Feb 9 22:26:51 EST
> 2004 i686 i686 i386 GNU/Linux>cat /etc/redhat-release
>
> Red Hat Enterprise Linux AS release 3 (Taroon Update 1)- Hide quoted text -
>
> - Show quoted text -

This is resolved when I used the pyconfig.h file not from Python-2.5.1/
PC/pyconfig.h but the top level which is Python-2.5.1/pyconfig.h