bug#36375: [PATCH] Re: ‘guix package’ should lock the profile

[Julien Lepiller]

Le Fri, 08 Nov 2019 21:03:05 +0100,
Ludovic Courtès <address@hidden> a écrit :

> Hello!
> 
> Julien Lepiller <address@hidden> skribis:
> 
> > From 71a85b5a8aac6c0bd5a1a4e3b52e409b2112df7a Mon Sep 17 00:00:00
> > 2001 From: Julien Lepiller <address@hidden>
> > Date: Thu, 7 Nov 2019 21:50:54 +0100
> > Subject: [PATCH 1/2] guix: Add file-locking with no wait.
> >
> > * guix/build/syscalls.scm (with-file-lock/no-wait): New procedure.
> > (lock-file): Take a #:wait? key.  
> 
> [...]
> 
> > From 50c792e155d1207127f10ff0c0360442b7736a64 Mon Sep 17 00:00:00
> > 2001 From: Julien Lepiller <address@hidden>
> > Date: Fri, 25 Oct 2019 21:39:21 +0200
> > Subject: [PATCH 2/2] guix: package: lock profiles when processing
> > them.
> >
> > * guix/scripts/package.scm (process-actions): Get a per-profile
> > lock to prevent concurrent actions on profiles.
> > * tests/guix-package.sh: Add test.  
> 
> LGTM!
> 
> I tested ‘with-file-lock’ on an NFSv3 mount, and ‘F_SETLKW’ is
> correctly implemented, FWIW.
> 
> Thank you!
> 
> Ludo’.

Pushed as f49e9131889775a74a85c1f9b29f108030337b8b and
b1fb663404894268b5ee92c040f12c52c0bee425.