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Date: Sat, 31 May 2008 07:47:41 +0900
From: Tim Prince <TimothyPrince AT sbcglobal DOT net>
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Subject: Re: Cygwin - linker errors - __assert, __itob and __ftol
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C S wrote:
> i did not know about gcj. i guess i missed that somehow? thanks for the tip.
> 
> my command line right now is:
> 
> gcj -D__int64="long long" -shared -I C:\Apps\Java\jdk1.6.0_05\include
> -I C:\Apps\Java\jdk1.6.0_05\include\win32 -I C:\Users\usmsci\My
> Documents\shapefiles\shapelib-1.2.10\shapelib-1.2.10 -I
> C:\Users\usmsci\My Documents\shapefiles\shapelib128_bin_win -L
> c:\Users\usmsci\My Documents\shapefiles\shapelib128_bin_win
> fileName.cpp -o libShapeData.dll c:\Users\usmsci\My
> Documents\shapefiles\shapelib128_bin_win\shpopen.o c:\Users\usmsci\My
> Documents\shapefiles\shapelib128_bin_win\dbfopen.o
> 
> the error i get is: gcj: cannot specify -D without --main  what do i
> need to do to remedy this? thanks!!!

This cygwin list may not accept discussions about gcj specifics which 
might be handled better on the gcc-help list.  I'm not expert enough to 
explain why --main may be required when making a .dll, but I guess it 
wants to know the entry function.


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