Date: Wed, 10 Aug 2005 00:43:33 -0700 From: Julian Elischer <julian@elischer.org> To: "M. Warner Losh" <imp@bsdimp.com> Cc: hackers@freebsd.org, ticso@cicely.de Subject: Re: Converting libfoo.so for linux to freebsd Message-ID: <42F9B025.5070308@elischer.org> In-Reply-To: <20050809.164636.112623550.imp@bsdimp.com> References: <20050809.133734.08360256.imp@bsdimp.com> <20050809212708.GS94041@cicely12.cicely.de> <20050809.164636.112623550.imp@bsdimp.com>
next in thread | previous in thread | raw e-mail | index | archive | help
M. Warner Losh wrote: > In message: <20050809212708.GS94041@cicely12.cicely.de> > Bernd Walter <ticso@cicely12.cicely.de> writes: > : On Tue, Aug 09, 2005 at 01:37:34PM -0600, M. Warner Losh wrote: > : > I have recently purcahsed a device that comes with a .so for linux, > : > but no sources. Is there any way one can take an arbitrary linux .so > : > which appears to have no dependencies to a FreeBSD .so? The binary > : > code is about 20k or so. > : > : Isn't this just brandelf'ing to FreeBSD-i386? > : Asuming that the lib really has no dependencies to linux specific > : device/kernel features or linux specific libs. > > I tried brandelfing, but that didn't work. There's some weird symbols > in there: > > 00000000 DF *UND* 00000023 GLIBC_2.0 fprintf > 00000000 DF *UND* 000000f8 GLIBC_2.0 fflush > 00000000 DF *UND* 000001b4 GLIBC_2.0 malloc > 00000000 DF *UND* 00000058 GLIBC_2.0 memmove > 00000000 DO *UND* 00000004 GLIBC_2.0 stderr > 00000000 DF *UND* 0000020d GLIBC_2.0 abort > 00000000 DF *UND* 00000027 GLIBC_2.0 memcpy > 00000000 w DF *UND* 000000ac GLIBC_2.1.3 __cxa_finalize > 00000000 DF *UND* 00000043 GLIBC_2.0 memset > > So it looks like I'm close... objcopy -R kept the GLIBC_* references > in place, alas, so that didn't work, as suggested elsewhere in this > thread. couldn't you make a small stub library that supplies those and link with it statically? > > The above list is small, but has hree bad entries: fprintf, fflush and > stderr. So that may present a problem for me if these functions are > ever called. > > Warner > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?42F9B025.5070308>