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Message-ID:	<005601c29000$3eed1600$78d96f83@pomello>
From:	"Max Bowsher" <maxb AT ukf DOT net>
To:	"Denis Dupeyron" <denis DOT dupeyron AT st DOT com>, <cygwin AT cygwin DOT com>
References:	<004a01c28ff9$7ca211a0$3f9281a4 AT zav100013>
Subject:	Re: mno_cygwin gcc 3.2
Date:	Tue, 19 Nov 2002 19:17:04 -0000
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Denis Dupeyron <denis DOT dupeyron AT st DOT com> wrote:

>> Maybe adding '-v' to your link-stage invocation of gcc with show
>> something helpful.
>
> Here's what I get when I try to build gnucap:
>
> Reading specs from /usr/lib/gcc-lib/i686-pc-mingw32/3.2/specs
> Configured with: /netrel/src/gcc-3.2-1/configure
> --enable-languages=c,c++, f77,java --enable-libgcj
> --enable-threads=posix --with-system-zlib
> --enable-nls --without-included-gettext --enable-interpreter
> --disable-sjlj-exceptions --disable-version-specific-runtime-libs
> --enable-s hared
> --build=i686-pc-linux --host=i686-pc-cygwin --target=i686-pc-cygwin
> --enable-haifa --prefix=/usr --exec-prefix=/usr --sysconfdir=/etc
> --libdir=/usr/lib --includedir=/nonexistent/include
> --libexecdir=/usr/sbin Thread model: posix
> gcc version 3.2 20020818 (prerelease)
>
/usr/lib/gcc-lib/i686-pc-mingw32/3.2/../../../../i686-pc-mingw32/bin/ld.exe
> -Bdynamic -o gnucap.exe
>
/usr/lib/gcc-lib/i686-pc-mingw32/3.2/../../../../i686-pc-mingw32/lib/crt2.o
> /usr/lib/gcc-lib/i686-pc-mingw32/3.2/crtbegin.o
> -L/usr/lib/gcc-lib/i686-pc-mingw32/3.2
> -L/usr/lib/gcc-lib/i686-pc-mingw32/3.2/../../../../i686-pc-mingw32/lib
> -L/usr/lib/gcc-lib/i686-pc-mingw32/3.2/../../..
>
> here lots of gnucap libraries, then:
>
> -lstdc++ -lm -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt -lmingw32
> -luser32 -lkernel32 -ladvapi32 -lshell32 -lmingw32 -lgcc -lmoldname
> -lmingwe x
> -lmsvcrt /usr/lib/gcc-lib/i686-pc-mingw32/3.2/crtend.o
>
> [edit] Just before hitting the 'send' button I tried to build gnugo
> with -mno-cygwin. It worked (i.e. it doesn't require cygwin1.dll to
> run). So I understand my setup is correct and the problem comes from
> gnucap alone. Does anybody have an idea about what could be the
> problem ? Is it possible that I'm linking by mistake with a library
> that requires cygwin1.dll ? Is there an issue with the order in which
> the libraries are linked ? From this you probably understand that I'm
> not an expert at debugging this kind of error...

You've left out the actual error.
I think that -lm is an alias of -lcygwin. Get rid of it. Neither Cygwin or
MinGW has a seperate math library.

Max.


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