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Date:	Fri, 21 Feb 2014 16:46:27 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Building libsigsegv on Cygwin64
Message-ID:	<20140221154627.GC2246@calimero.vinschen.de>
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On Feb 21 16:32, Angelo Graziosi wrote:
> Trying to build libsigsegv-2.10 on Cygwin64 (using the src tarball
> and its .cygport file from x86 distribution), fails as follows
>=20
> [...]
> libtool: compile:  gcc -DHAVE_CONFIG_H -I.
> -I/works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src -I.. -I.
> -I/works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src -ggdb -O2
> -pipe -Wimplicit-function-declaration -fdebug-prefix-map=3D/works/tmp/lib=
sigsegv-2.10-1/build=3D/usr/src/debug/libsigsegv-2.10-1 -fdebug-prefix-map=
=3D/works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10=3D/usr/src/debug/libsig=
segv-2.10-1
> -c /works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src/handler.c
> -DDLL_EXPORT -DPIC -o .libs/handler.o
> In file included from
> /works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src/handler.c:20:0:
> /works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src/handler-win32.c:
> In function 'main_exception_filter':
> /works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src/handler-win32.c:218:=
43:
> error: 'struct _CONTEXT' has no member named 'Esp'
>                ExceptionInfo->ContextRecord->Esp =3D new_safe_esp;
>                                            ^
> /works/tmp/libsigsegv-2.10-1/src/libsigsegv-2.10/src/handler-win32.c:220:=
43:
> error: 'struct _CONTEXT' has no member named 'Eip'
>                ExceptionInfo->ContextRecord->Eip =3D (unsigned
> long)&stack_overflow_handler;
>                                            ^
> Makefile:399: set di istruzioni per l'obiettivo "handler.lo" non riuscito
> make[1]: *** [handler.lo] Errore 1
> make[1]: uscita dalla directory "/works/tmp/libsigsegv-2.10-1/build/src"
> Makefile:344: set di istruzioni per l'obiettivo "install-recursive"
> non riuscito
> make: *** [install-recursive] Errore 1
>=20
> Since my Cygwin64 is a fesh installation, I wonder if I missed to
> installe some needed packages... or is that error to be expected on
> Cygwin64?

Yes.  The above code appears not to know 64 bit CPUs.  The 64 bit
instruction pointer register is called Rip, rather than Eip, for
instance.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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