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Date: Wed, 28 Mar 2012 17:39:35 +0300
From: Alexey Luchko <luch@ank-sia.com>
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Subject: Re: errors building python 2.7.3
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On 28.03.2012 14:50, Alexey Luchko wrote:
> Hi!
>
> I've tried to build Python 2.7.3rc2 on cygwin and got the following errors:
>
> $ CFLAGS=-I/usr/include/ncursesw/ CPPFLAGS=-I/usr/include/ncursesw/
> ./configure
> $ make
> ...
> gcc -shared -Wl,--enable-auto-image-base
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/bufferedio.o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/bytesio.o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/fileio.o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/iobase.o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/_iomodule.o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/stringio.o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/textio.o
> -L/usr/local/lib -L. -lpython2.7 -o build/lib.cygwin-1.7.11-i686-2.7/_io.dll
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/bufferedio.o:
> In function `_set_BlockingIOError':
> /Python-2.7.3rc2/Modules/_io/bufferedio.c:579: undefined reference to
> `__imp__PyExc_BlockingIOError'
> /Python-2.7.3rc2/Modules/_io/bufferedio.c:579: undefined reference to
> `__imp__PyExc_BlockingIOError'
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_io/bufferedio.o:
> In function `_buffered_check_blocking_error':
> /Python-2.7.3rc2/Modules/_io/bufferedio.c:595: undefined reference to
> `__imp__PyExc_BlockingIOError'
> collect2: ld returned 1 exit status
>
> building '_curses' extension
> gcc -fno-strict-aliasing -I/usr/include/ncursesw/ -DNDEBUG -g -fwrapv -O3
> -Wall -Wstrict-prototypes -I. -IInclude -I./Include
> -I/usr/include/ncursesw/ -I/Python-2.7.3rc2/Include -I/Python-2.7.3rc2 -c
> /Python-2.7.3rc2/Modules/_cursesmodule.c -o
> build/temp.cygwin-1.7.11-i686-2.7/Python-2.7.3rc2/Modules/_cursesmodule.o
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function
> ‘PyCursesWindow_EchoChar’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:810:18: error: dereferencing
> pointer to incomplete type
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function
> ‘PyCursesWindow_NoOutRefresh’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:1238:22: error: dereferencing
> pointer to incomplete type
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function
> ‘PyCursesWindow_Refresh’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:1381:22: error: dereferencing
> pointer to incomplete type
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function ‘PyCursesWindow_SubWin’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:1448:18: error: dereferencing
> pointer to incomplete type
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function
> ‘PyCursesWindow_Refresh’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:1412:1: warning: control reaches
> end of non-void function
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function
> ‘PyCursesWindow_NoOutRefresh’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:1270:1: warning: control reaches
> end of non-void function
> /Python-2.7.3rc2/Modules/_cursesmodule.c: In function
> ‘PyCursesWindow_EchoChar’:
> /Python-2.7.3rc2/Modules/_cursesmodule.c:817:1: warning: control reaches
> end of non-void function
>
> ...
>
> Failed to build these modules:
> _curses _io

The same happens with Python 2.7.2.


> CYGWIN_NT-6.1-WOW64 ... 1.7.11(0.260/5/3) 2012-02-24 14:05 i686 Cygwin
> gcc version 4.5.3 (GCC)


--
Alex