Date: Sun, 05 Mar 2023 16:09:57 +1100 From: Ian Smith <smithi@nimnet.asn.au> To: Mel Pilgrim <list_freebsd@bluerosetech.com> Cc: questions@freebsd.org,ports@freebsd.org Subject: Re: How do I determine the ABI string used by pkg? Message-ID: <4DF870F0-89D5-45AA-B66C-93D2D1C0DD5E@nimnet.asn.au> In-Reply-To: <32d2e376-3f89-0588-316d-801d4cbf0b44@bluerosetech.com> References: <32d2e376-3f89-0588-316d-801d4cbf0b44@bluerosetech.com>
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On 2 March 2023 6:50:13 pm AEDT, Mel Pilgrim <list_freebsd@bluerosetech=2Ec= om> wrote: > I need to determine the ABI string pkg uses on a given system, and > need to do so when there are no pkgs installed=2E # pkg -N -vv | grep ABI gets you ABI and ALTABI; the former is the amd64 form, the latter x86:64 > I've read through libpkg/pkg_elf=2Ec and I can see how it's reading ELF >=20 > headers from well-known files=2E That's all easy enough to replicate, > but=20 > I'm a bit stuck on how it's determining the arch string for x86=2E I'm just running from a clue by bapt@ and what's on the release DVD, in wh= ich case the ALTABI form is a symlink: freebsd:12:x86:64 -> FreeBSD:12:amd64 and the All packages directory is packages/FreeBSD:12:amd64/All: total 2204897 > How/When does pkg decide to use FreeBSD:13:amd64 instead of=20 > FreeBSD:13:x86:64? Can I safely assume one or the other? You can safely assume the former, that's the usual form=2E The ALTABI for= m _might_ be safe but I've not tried using it=2E cheers, Ian (not subscribed to ports@)
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