Subject: Re: bug#51639: The home-environment example on Guix manual has an error

From: Andrew Tropin <[email-masked]>
Date: Fri, 10 Jun 2022 10:16:21 +0300

On 2021-11-06 09:50, Luis Henrique Gomes Higino wrote:

> Hi,
>
> the example present in the 11.1 section of the guix manual ((guix)
> Declaring the Home Environment) uses a list of strings in the
> bash-profile field of home-bash-configuration, which is incorrect, 
> as it
> expects a list of file-like objects.
>
> The example is as follows:
>
>   (use-modules (gnu home)
>                (gnu home services)
>                (gnu home services shells)
>                (gnu services)
>                (gnu packages admin)
>                (guix gexp))
>   
>   
>   (home-environment
>    (packages (list htop))
>    (services
>     (list
>      (service home-bash-service-type
>               (home-bash-configuration
>                (guix-defaults? #t)
>                (bash-profile '("\
>   export HISTFILE=$XDG_CACHE_HOME/.bash_history"))))
>   
>      (simple-service 'test-config
>                      home-files-service-type
>                      (list `("config/test.conf"
>                              ,(plain-file "tmp-file.txt"
>                                           "the content of 
>                                           ~/.config/test.conf")))))))
>
> Running "guix home build" with a file containing this returns this 
> error:
>
>   building 
>   /gnu/store/cvmpzmvb0p73dvbf813rcmpplj6fnbk8-bash_profile.drv...
>   Backtrace:
>              8 (primitive-load 
>              "/gnu/store/w6nikzvdk66d1b8x579ra0vz0wl?")
>   In ice-9/ports.scm:
>      463:17  7 (call-with-output-file _ _ #:binary _ #:encoding _)
>   In ice-9/eval.scm:
>       159:9  6 (_ #(#(#<directory (guile-user) 7ffff3bb3f00>) 
>       #<outp?>))
>       163:9  5 (_ #(#(#<directory (guile-user) 7ffff3bb3f00>) 
>       #<outp?>))
>       155:9  4 (_ #(#(#<directory (guile-user) 7ffff3bb3f00>) 
>       #<outp?>))
>       159:9  3 (_ #(#(#<directory (guile-user) 7ffff3bb3f00>) 
>       #<outp?>))
>   In ice-9/boot-9.scm:
>       152:2  2 (with-fluid* _ _ _)
>   In ice-9/ports.scm:
>      440:11  1 (call-with-input-file "     export 
>      HISTFILE=$XDG_CACHE?" ?)
>   In unknown file:
>              0 (open-file "     export 
>              HISTFILE=$XDG_CACHE_HOME/.bash?" ?)
>   
>   ERROR: In procedure open-file:
>   In procedure open-file: No such file or directory: "     export 
>   HISTFILE=$XDG_CACHE_HOME/.bash_history"
>   builder for 
>   `/gnu/store/cvmpzmvb0p73dvbf813rcmpplj6fnbk8-bash_profile.drv' 
>   failed with exit code 1
>
> I believe it should be changed to something like this:
>
>   (use-modules (gnu home)
>                (gnu home services)
>                (gnu home services shells)
>                (gnu services)
>                (gnu packages admin)
>                (guix gexp))
>   
>   
>   (home-environment
>    (packages (list htop))
>    (services
>     (list
>      (service home-bash-service-type
>               (home-bash-configuration
>                (guix-defaults? #t)
>                (bash-profile (list (plain-file "bash-profile" "\
>   export HISTFILE=$XDG_CACHE_HOME/.bash_history")))))
>   
>      (simple-service 'test-config
>                      home-files-service-type
>                      (list `("config/test.conf"
>                              ,(plain-file "tmp-file.txt"
>                                           "the content of 
>                                           ~/.config/test.conf")))))))
>
> This manages to build correctly.
>
> Greetings,
> Luis

Hi, you are right!  Sorry for long reply.

From b1b448078a5382caf906c84064094f25aef7c689 Mon Sep 17 00:00:00 2001
From: Andrew Tropin <[email-masked]>
Date: Fri, 10 Jun 2022 10:08:24 +0300
Subject: [PATCH] doc: Update example of a minimalistic home environment.

* doc/he-config-bare-bones.scm: Adujst example according to changes in
bash-service-type and home-files-service-type.
---
 doc/he-config-bare-bones.scm | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/doc/he-config-bare-bones.scm b/doc/he-config-bare-bones.scm
index d2e4736e29..f948d85277 100644
--- a/doc/he-config-bare-bones.scm
+++ b/doc/he-config-bare-bones.scm
@@ -13,12 +13,13 @@
    (service home-bash-service-type
             (home-bash-configuration
              (guix-defaults? #t)
-             (bash-profile '("\
-export HISTFILE=$XDG_CACHE_HOME/.bash_history"))))
+             (bash-profile (list (plain-file "bash-profile" "\
+export HISTFILE=$XDG_CACHE_HOME/.bash_history")))))
 
    (simple-service 'test-config
-                   home-files-service-type
-                   (list `("config/test.conf"
+                   home-xdg-configuration-files-service-type
+                   (list `("test.conf"
                            ,(plain-file "tmp-file.txt"
-                                        "the content of ~/.config/test.conf")))))))
+                                        "the content of
+                                          ~/.config/test.conf")))))))
 
-- 
2.36.1

-- 
Best regards,
Andrew Tropin