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aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=outlook.com header.s=selector1 header.b=Uiphcc49; arc=reject ("signature check failed: fail, {[1] = sig:microsoft.com:reject}"); dmarc=fail reason="SPF not aligned (relaxed)" header.from=outlook.com (policy=none); spf=pass (aspmx1.migadu.com: domain of "guix-patches-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-patches-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -1.03 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=outlook.com header.s=selector1 header.b=Uiphcc49; arc=reject ("signature check failed: fail, {[1] = sig:microsoft.com:reject}"); dmarc=fail reason="SPF not aligned (relaxed)" header.from=outlook.com (policy=none); spf=pass (aspmx1.migadu.com: domain of "guix-patches-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-patches-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: C765028AC3 X-Spam-Score: -1.03 X-Migadu-Scanner: scn1.migadu.com X-TUID: 2YxmzcqEhys8 Ludovic Court=C3=A8s writes: > * guix/profiles.scm (generation-number): Add optional 'base-profile' > parameter and use it. > * guix/scripts/system.scm (process-command): Add "/run/current-system" > as first argument to 'generation-number'. > * doc/guix.texi (Invoking guix system): Clarify that 'guix system > describe' shows the running system. > --- > doc/guix.texi | 14 +++++++++++++- > guix/profiles.scm | 13 +++++++++---- > guix/scripts/system.scm | 4 ++-- > 3 files changed, 24 insertions(+), 7 deletions(-) > > Hello! > > Having reconfigured my system, generation N was =E2=80=9Ccurrent=E2=80=9D= . I booted > into generation N-1 and noticed that =E2=80=98guix system describe=E2=80= =99 would > still display generation N=E2=80=94the =E2=80=9Ccurrent=E2=80=9D generati= on, but not the one > I=E2=80=99m actually running. > > I think it=E2=80=99s counter-intuitive so this patch changes that so that > =E2=80=98guix system describe=E2=80=99 shows the =E2=80=9Crunning=E2=80= =9D generation=E2=80=94which, in this > case, is N-1. > > Objections? Thoughts? Sound good to me! Well, I think "current" and "running" are the same thing, I'd call the 'profiles/system' one "latest", so my understand is: 1. /run/booted-system: the system generation booted by bootloader. 2. /run/current-system: the system generation current running, same as booted until we do a system 'reconfigure' or 'roll-back'. 3. /var/guix/profiles/system: always point to the latest system-*-link, the default one in the bootloader, changed by a system 'reconfigure' or 'roll-back'. Please correct me if it's wrong, thank you!