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Re: [Bug-gnubg] Mingw32 cross-compilation


From: Christian Anthon
Subject: Re: [Bug-gnubg] Mingw32 cross-compilation
Date: Tue, 19 Jan 2010 14:58:58 +0100

How did it go. Did you manage to get gnubg up and running?

Christian.

On Wed, Jan 13, 2010 at 5:20 AM, Vyacheslav V. Yurkov
<address@hidden> wrote:
> Christian Anthon wrote:
>>
>> On Tue, Jan 12, 2010 at 9:28 AM, Vyacheslav V. Yurkov
>> <address@hidden> wrote:
>>
>>>
>>> Christian Anthon wrote:
>>>
>>
>>
>>>
>>> external_l.o:external_l.c:(.text+0x258): undefined reference to
>>> `_extlval'
>>> external_l.o:external_l.c:(.text+0x33f): undefined reference to
>>> `_extlval'
>>> external_l.o:external_l.c:(.text+0x368): undefined reference to
>>> `_extlval'
>>> external_l.o:external_l.c:(.text+0x3a9): undefined reference to
>>> `_extlval'
>>> external_l.o:external_l.c:(.text+0x186b): undefined reference to
>>> `_extparse'
>>>
>>
>> Don't know why this would happen, but these are defined in
>> external_y.c. You may try to remove HAVE_SOCKETS config.h and then
>> remove the references to external_l/external_y in the makefile.am. But
>> remember that config.h gets clobbered next time you run configure.
>> Edit configure.in to get rid of HAVE_SOCKETS forever.
>>
>
> I looked over the compilation command again and noticed that there is no
> file external_y.o. So this leads to my original error.
>>>
>>> gnubg.o:gnubg.c:(.text+0x7b6d): undefined reference to `_CreateMutex'
>>>
>>
>> You can probably just comment out the line in gnubg.c where it says
>> CreateMute
>
> That helped, thanks.
>
> Finally I sorted out the problem. To compile external_y.y I moved
> definitions of cmdtype and extcmd from external.h to external_y.y.
> typedef enum _cmdtype  {
>  COMMAND_NONE = 0,     COMMAND_FIBSBOARD = 1,
>  COMMAND_EVALUATION = 2
> } cmdtype;
>
> typedef struct _extcmd {
>  cmdtype ct;
>
>  /* evalcontext */
>  int nPlies;
>  float rNoise;
>  int fDeterministic;
>  int fCubeful;
>  int nReduced;
>  int fUsePrune;
>
>  /* fibs board */
>  char *szFIBSBoard;
> } extcmd;
> For some reason they seemed to be undefined for compiler from external.h.
>
> One more note. Files board3d/drawboard3d.c and board3d/misc3d.c include file
> wglBuffer.h.
> The include is done inside #ifdef WIN32 condition directives as
> #include "wglbuffer.h"
> Since I make cross-compilation in Linux environment file names are
> case-sensitive. So it is preferable to have "wglBuffer.h" instead of
> "wglbuffer.h".
>
> --
> Vyacheslav V. Yurkov <address@hidden>       Senior Software Engineer
> Norilsk                                         Tel: +79069001870
>
> Software Development Department
> Joint Stock Company "Channel-7", ISP
>
>
>
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