On Wed, Jan 4, 2012 at 2:23 PM, Luigi Rizzo <ri...@iet.unipi.it> wrote:
> Hi,
> in doing cross-builds of picobsd, i found i need a cross-version
> of "ldd" so i can run it on the host to detect which shared libraries
> are used by binaries on the target architecture
> (for amd64->i386 there is a partial workaround, but don't know
> if it works in other cases)
>
> Is there any concern in adding usr.bin/ldd to the list of cross-tools
> in Makefile.inc1 ? It is a small program and should not increase
> the build time in any significant way.
>
> Otherwise, does anyone know the magic to build a cross-arch
> version of a program in the FreeBSD source tree ?
objdump IMO is a lot easier to parse and it's already built via cross-tools:
$ objdump -x `which tar` | awk '$1 == "NEEDED" { print $2 }'
libarchive.so.5
libbz2.so.4
libz.so.6
liblzma.so.5
libbsdxml.so.4
libcrypto.so.6
libc.so.7
Thanks,
-Garrett
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