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From: Andrew Tropin <andrew@trop.in>
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: 52808@debbugs.gnu.org, Nick Zalutskiy <nick@const.fun>
Subject: bug#52808: Guix home should not assume that all targets are dot files
Date: Fri, 11 Mar 2022 10:41:26 +0300	[thread overview]
Message-ID: <87o82dkkbd.fsf@trop.in> (raw)
In-Reply-To: <871qzgm33o.fsf@gnu.org>


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On 2022-03-05 23:44, Ludovic Courtès wrote:

> Hi Andrew,
>
> The patches reached my mailbox around the time I went on vacation and
> then fell through the cracks.  Sorry about that!
>
> Andrew Tropin <andrew@trop.in> skribis:
>
>> After that patch series is merged we can give a time for users to
>> migrate their self-made home services to xdg-configuration-files and
>> after for example 2 weeks, remove special handling of dots for
>> home-files.
>
> Sounds like a plan!
>
>> From 0cd37bbc724f9c793898c2655bdd1c335045c5f0 Mon Sep 17 00:00:00 2001
>> From: Andrew Tropin <andrew@trop.in>
>> Date: Fri, 11 Feb 2022 10:55:01 +0300
>> Subject: [PATCH 1/5] home: Explicitly connect home-file and symlink-manager
>>  services.
>>
>> * gnu/home/services.scm (home-files-directory): New variable.
>> * gnu/home/symlink-manager.scm (update-symlinks-script): Use
>> home-files-directory variable from (gnu home services).
>
> [...]
>
>> -                (description "Configuration files for programs that
>> -will be put in @file{~/.guix-home/files}.")))
>> +                (description (format #f "Files that will be put in
>> +@file{~~/.guix-home/~a}, and further processed during activation."
>> +                                     home-files-directory))))
>
> This hunk would prevent i18n so I suggest dropping it (you can mention
> ‘home-files-directory’ in a margin comment for good measure).
>
> Otherwise LGTM.
>

Done.

>
>> From 23f7095d60b18b52de0d1aa314c4012cdf55a046 Mon Sep 17 00:00:00 2001
>> From: Andrew Tropin <andrew@trop.in>
>> Date: Fri, 11 Feb 2022 11:03:02 +0300
>> Subject: [PATCH 2/5] home: Add home-xdg-configuration-files service.
>>
>> * gnu/home/services.scm (home-xdg-configuration-files): New variable.
>
> [...]
>
>> +(define xdg-configuration-files-subdir "config")
>>
>> +(define (xdg-configuration-files files)
>> +  (map (lambda (lst)
>> +         (cons (string-append xdg-configuration-files-subdir
>> +                              "/" (car lst)) (cdr lst)))
>> +         files))
>
> I’d just call it “.config” (instead of “config”).  That way, there
> wouldn’t be any special treatment.  WDYT?

Will be done in next patch series.

>
> Also: s/subdir/directory/, and please use ‘match’ instead of car/cdr
> (info "(guix) Coding Style").

Done, done.

>
>
>> +                (description (format #f "Files that will be put in
>> +@file{~~/.guix-home/~a/~a}, and further processed during activation."
>> +                                     home-files-directory
>> +                                     xdg-configuration-files))))
>
> Same as above: drop ‘format’ and write ~/.guix-home/files/.config.
>

Done.

>
>> From 11f23a48d480a91d6bfba0ff55c1a9831585a4ee Mon Sep 17 00:00:00 2001
>> From: Andrew Tropin <andrew@trop.in>
>> Date: Fri, 11 Feb 2022 15:03:44 +0300
>> Subject: [PATCH 3/5] home: shells: Migrate zsh to xdg-configuration-files.
>>
>> * gnu/home/services.scm (home-zsh-service-type): Additionally extend
>> home-xdg-configuration-files-service-type.
>
> [...]
>
>> From ef4c3bbcc0c8c1a251f4ad6c494f8ed30adf45f2 Mon Sep 17 00:00:00 2001
>> From: Andrew Tropin <andrew@trop.in>
>> Date: Fri, 11 Feb 2022 15:34:46 +0300
>> Subject: [PATCH 4/5] home: Migrate fountutils and xdg modules to
>>  xdg-configuration-files.
>>
>> * gnu/home/services/fontutils.scm (home-fontconfig-service-type): Migrate to
>> xdg-configuration-files.
>> * gnu/home/services/xdg.scm (home-xdg-user-directories-service-type,
>> home-xdg-mime-applications-service-type): Migrate to xdg-configuration-files.
>
> Neat!
>
>> From 089683bbd301f6e085f00fbd53713f335abac40e Mon Sep 17 00:00:00 2001
>> From: Andrew Tropin <andrew@trop.in>
>> Date: Fri, 11 Feb 2022 16:14:23 +0300
>> Subject: [PATCH 5/5] home: symlink-manager: Respect XDG_CONFIG_HOME during
>>  activation.
>>
>> * gnu/home/services/symlink-manager.scm (update-symlinks-script): Respect
>> XDG_CONFIG_HOME during activation.
>
> I propose to postpone this one after
> <https://issues.guix.gnu.org/54180>, and I even offer to rebase it
> myself if you want.  :-)
>
> Could you send updated patches?
>
> Thanks in advance, and apologies again for the delay!
>
> Ludo’.

Added two minor patches for symlink-manager.


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From 3a6dc64d3366aa37507c83c598cbddb0f0815b6d Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Mar 2022 08:43:04 +0300
Subject: [PATCH 1/2] home: symlink-manager: Use existing home-directory
 symbol.

* gnu/home/services/symlink-manager.scm (update-symlinks-script): Use
existing home-directory symbol instead of additional getenv call.
---
 gnu/home/services/symlink-manager.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gnu/home/services/symlink-manager.scm b/gnu/home/services/symlink-manager.scm
index 767b1bdc01..bce5c85b56 100644
--- a/gnu/home/services/symlink-manager.scm
+++ b/gnu/home/services/symlink-manager.scm
@@ -185,7 +185,7 @@ (define (source-file file)
 
          #$%initialize-gettext
 
-         (let* ((home     (string-append (getenv "HOME") "/.guix-home"))
+         (let* ((home     (string-append home-directory "/.guix-home"))
                 (pivot    (string-append home ".new"))
                 (new-home (getenv "GUIX_NEW_HOME"))
                 (old-home (getenv "GUIX_OLD_HOME")))
-- 
2.34.0


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From aaef728aaf621884cce49539d47abb09a9f1e32d Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Mar 2022 09:21:41 +0300
Subject: [PATCH 2/2] home: symlink-manager: Add missing 'done' word in
 message.

* gnu/home/services/symlink-manager.scm (update-symlinks-script): Add missing
'done' word in message, keep code width below 80 column.
---
 gnu/home/services/symlink-manager.scm | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/gnu/home/services/symlink-manager.scm b/gnu/home/services/symlink-manager.scm
index bce5c85b56..eb13d60496 100644
--- a/gnu/home/services/symlink-manager.scm
+++ b/gnu/home/services/symlink-manager.scm
@@ -107,9 +107,10 @@ (define (strip file)
                         (format #t (G_ "Removing ~a...") file)
                         (delete-file file)
                         (display (G_ " done\n")))
-                      (format #t
-                              (G_ "Skipping ~a (not a symlink to store)... done\n")
-                              file)))))
+                      (format
+                       #t
+                       (G_ "Skipping ~a (not a symlink to store)... done\n")
+                       file)))))
 
             (const #t)                            ;down
             (lambda (directory stat _)            ;up
@@ -121,14 +122,15 @@ (define (strip file)
                       (format #t (G_ "Removed ~a.\n") directory))
                     (lambda args
                       (let ((errno (system-error-errno args)))
-                        (cond ((= ENOTEMPTY errno)
-                               (format
-                                #t
-                                (G_ "Skipping ~a (not an empty directory)...\n")
-                                directory))
-                              ((= ENOTDIR errno) #t)
-                              (else
-                               (apply throw args)))))))))
+                        (cond
+                         ((= ENOTEMPTY errno)
+                          (format
+                           #t
+                           (G_ "Skipping ~a (not an empty directory)... done\n")
+                           directory))
+                         ((= ENOTDIR errno) #t)
+                         (else
+                          (apply throw args)))))))))
             (const #t)                            ;skip
             (const #t)                            ;error
             #t                                    ;init
-- 
2.34.0


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Thank you for cleaning up symlink-manager, now it's much nicer, simplier
and I believe easier to maintain.

Rebased previous patch series and addressed all the comments.


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From 1509c974029d161009b35bfd76132a86425bdecc Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Feb 2022 10:55:01 +0300
Subject: [PATCH v2 1/5] home: Explicitly connect home-file and symlink-manager
 services.

* gnu/home/services.scm (home-files-directory): New variable.
* gnu/home/symlink-manager.scm (update-symlinks-script): Use
home-files-directory variable from (gnu home services).
---
 gnu/home/services.scm                 | 22 +++++++++++++---------
 gnu/home/services/symlink-manager.scm | 15 +++++++--------
 2 files changed, 20 insertions(+), 17 deletions(-)

diff --git a/gnu/home/services.scm b/gnu/home/services.scm
index 1cd19ce7f9..32b10e99aa 100644
--- a/gnu/home/services.scm
+++ b/gnu/home/services.scm
@@ -43,6 +43,8 @@ (define-module (gnu home services)
             home-run-on-change-service-type
             home-provenance-service-type
 
+            home-files-directory
+
             fold-home-service-types
             home-provenance
 
@@ -74,12 +76,11 @@ (define-module (gnu home services)
 ;;; file (details described in the manual).
 ;;;
 ;;; home-files-service-type is similar to etc-service-type, but doesn't extend
-;;; home-activation, because deploy mechanism for config files is pluggable and
-;;; can be different for different home environments: The default one is called
-;;; symlink-manager (will be introudced in a separate patch series), which creates
-;;; links for various dotfiles (like $XDG_CONFIG_HOME/$APP/...) to store, but is
-;;; possible to implement alternative approaches like read-only home from Julien's
-;;; guix-home-manager.
+;;; home-activation, because deploy mechanism for config files is pluggable
+;;; and can be different for different home environments: The default one is
+;;; called symlink-manager, which creates links for various dotfiles and xdg
+;;; configuration files to store, but is possible to implement alternative
+;;; approaches like read-only home from Julien's guix-home-manager.
 ;;;
 ;;; home-run-on-first-login-service-type provides an @file{on-first-login} guile
 ;;; script, which runs provided gexps once, when user makes first login.  It can
@@ -262,11 +263,14 @@ (define (assert-no-duplicates files)
 
   (file-union "files" files))
 
+;; Used by symlink-manager
+(define home-files-directory "files")
+
 (define (files-entry files)
   "Return an entry for the @file{~/.guix-home/files}
 directory containing FILES."
   (with-monad %store-monad
-    (return `(("files" ,(files->files-directory files))))))
+    (return `((,home-files-directory ,(files->files-directory files))))))
 
 (define home-files-service-type
   (service-type (name 'home-files)
@@ -276,8 +280,8 @@ (define home-files-service-type
                 (compose concatenate)
                 (extend append)
                 (default-value '())
-                (description "Configuration files for programs that
-will be put in @file{~/.guix-home/files}.")))
+                (description "Files that will be put in
+@file{~~/.guix-home/files}, and further processed during activation.")))
 
 (define %initialize-gettext
   #~(begin
diff --git a/gnu/home/services/symlink-manager.scm b/gnu/home/services/symlink-manager.scm
index eb13d60496..16031ea5d3 100644
--- a/gnu/home/services/symlink-manager.scm
+++ b/gnu/home/services/symlink-manager.scm
@@ -26,12 +26,11 @@ (define-module (gnu home services symlink-manager)
 
 ;;; Comment:
 ;;;
-;;; symlink-manager cares about configuration files: it backs up files
-;;; created by user, removes symlinks and directories created by a
-;;; previous generation, and creates new directories and symlinks to
-;;; configuration files according to the content of files/ directory
-;;; (created by home-files-service) of the current home environment
-;;; generation.
+;;; symlink-manager cares about xdg configurations and other files: it backs
+;;; up files created by user, removes symlinks and directories created by a
+;;; previous generation, and creates new directories and symlinks to files
+;;; according to the content of directories (created by home-files-service) of
+;;; the current home environment generation.
 ;;;
 ;;; Code:
 
@@ -84,7 +83,7 @@ (define (cleanup-symlinks home-generation)
            ;; store item containing a home generation.
            (define config-file-directory
              ;; Note: Trailing slash is needed because "files" is a symlink.
-             (string-append home-generation "/files/"))
+             (string-append home-generation "/" #$home-files-directory "/"))
 
            (define (strip file)
              (string-drop file
@@ -143,7 +142,7 @@ (define (create-symlinks home-generation)
            ;; Create in $HOME symlinks for the files in HOME-GENERATION.
            (define config-file-directory
              ;; Note: Trailing slash is needed because "files" is a symlink.
-             (string-append home-generation "/files/"))
+             (string-append home-generation "/" #$home-files-directory "/"))
 
            (define (strip file)
              (string-drop file
-- 
2.34.0


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From e98e5ee520fada9c6d100f40fcafa6358b626365 Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Feb 2022 11:03:02 +0300
Subject: [PATCH v2 2/5] home: Add home-xdg-configuration-files service.

* gnu/home/services.scm (home-xdg-configuration-files): New variable.
---
 gnu/home/services.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/home/services.scm b/gnu/home/services.scm
index 32b10e99aa..2f441eb968 100644
--- a/gnu/home/services.scm
+++ b/gnu/home/services.scm
@@ -38,12 +38,14 @@ (define-module (gnu home services)
             home-profile-service-type
             home-environment-variables-service-type
             home-files-service-type
+            home-xdg-configuration-files-service-type
             home-run-on-first-login-service-type
             home-activation-service-type
             home-run-on-change-service-type
             home-provenance-service-type
 
             home-files-directory
+            xdg-configuration-files-directory
 
             fold-home-service-types
             home-provenance
@@ -283,6 +285,27 @@ (define home-files-service-type
                 (description "Files that will be put in
 @file{~~/.guix-home/files}, and further processed during activation.")))
 
+(define xdg-configuration-files-directory "config")
+
+(define (xdg-configuration-files files)
+  "Add config/ prefix to each file-path in FILES."
+  (map (match-lambda
+         ((file-path . rest)
+          (cons (string-append xdg-configuration-files-directory "/" file-path)
+                rest)))
+         files))
+
+(define home-xdg-configuration-files-service-type
+  (service-type (name 'home-files)
+                (extensions
+                 (list (service-extension home-files-service-type
+                                          xdg-configuration-files)))
+                (compose concatenate)
+                (extend append)
+                (default-value '())
+                (description "Files that will be put in
+@file{~~/.guix-home/files/config}, and further processed during activation.")))
+
 (define %initialize-gettext
   #~(begin
       (bindtextdomain %gettext-domain
-- 
2.34.0


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From 2dcb5da4991607b01b479c12617c00bf0785d247 Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Feb 2022 15:03:44 +0300
Subject: [PATCH v2 3/5] home: shells: Migrate zsh to xdg-configuration-files.

* gnu/home/services.scm (home-zsh-service-type): Additionally extend
home-xdg-configuration-files-service-type.
---
 gnu/home/services/shells.scm | 122 +++++++++++++++++++----------------
 1 file changed, 66 insertions(+), 56 deletions(-)

diff --git a/gnu/home/services/shells.scm b/gnu/home/services/shells.scm
index ca7f4ac0ad..4b3618a868 100644
--- a/gnu/home/services/shells.scm
+++ b/gnu/home/services/shells.scm
@@ -171,56 +171,27 @@ (define-configuration home-zsh-configuration
 won't be read in some cases (if the shell terminates by exec'ing
 another process for example)."))
 
-(define (add-zsh-configuration config)
-  (let* ((xdg-flavor? (home-zsh-configuration-xdg-flavor? config)))
-
-    (define prefix-file
-      (cut string-append
-        (if xdg-flavor?
-            "config/zsh/."
-            "") <>))
-
-    (define (filter-fields field)
-      (filter-configuration-fields home-zsh-configuration-fields
-                                   (list field)))
-
-    (define (serialize-field field)
-      (serialize-configuration
-       config
-       (filter-fields field)))
-
-    (define (file-if-not-empty field)
-      (let ((file-name (symbol->string field))
-            (field-obj (car (filter-fields field))))
-        (if (not (null? ((configuration-field-getter field-obj) config)))
-            `(,(prefix-file file-name)
-              ,(mixed-text-file
-                file-name
-                (serialize-field field)))
-            '())))
-
-    (filter
-     (compose not null?)
-     `(,(if xdg-flavor?
-            `("zshenv"
-              ,(mixed-text-file
-                "auxiliary-zshenv"
-                (if xdg-flavor?
-                    "source ${XDG_CONFIG_HOME:-$HOME/.config}/zsh/.zshenv\n"
-                    "")))
-            '())
-       (,(prefix-file "zshenv")
-        ,(mixed-text-file
-          "zshenv"
-          (if xdg-flavor?
-              "export ZDOTDIR=${XDG_CONFIG_HOME:-$HOME/.config}/zsh\n"
-              "")
-          (serialize-field 'zshenv)
-          (serialize-field 'environment-variables)))
-       (,(prefix-file "zprofile")
-        ,(mixed-text-file
-          "zprofile"
-          "\
+(define (zsh-filter-fields field)
+  (filter-configuration-fields home-zsh-configuration-fields (list field)))
+
+(define (zsh-serialize-field config field)
+  (serialize-configuration config (zsh-filter-fields field)))
+
+(define* (zsh-field-not-empty? config field)
+  (let ((file-name (symbol->string field))
+        (field-obj (car (zsh-filter-fields field))))
+    (not (null? ((configuration-field-getter field-obj) config)))))
+
+(define (zsh-file-zshenv config)
+  (mixed-text-file
+   "zshenv"
+   (zsh-serialize-field config 'zshenv)
+   (zsh-serialize-field config 'environment-variables)))
+
+(define (zsh-file-zprofile config)
+  (mixed-text-file
+   "zprofile"
+   "\
 # Setups system and user profiles and related variables
 source /etc/profile
 # Setups home environment profile
@@ -229,11 +200,47 @@ (define (file-if-not-empty field)
 # It's only necessary if zsh is a login shell, otherwise profiles will
 # be already sourced by bash
 "
-          (serialize-field 'zprofile)))
-
-       ,@(list (file-if-not-empty 'zshrc)
-               (file-if-not-empty 'zlogin)
-               (file-if-not-empty 'zlogout))))))
+   (zsh-serialize-field config 'zprofile)))
+
+(define (zsh-file-by-field config field)
+  (match field
+    ('zshenv (zsh-file-zshenv config))
+    ('zprofile (zsh-file-zprofile config))
+    (e (mixed-text-file
+        (symbol->string field)
+        (zsh-serialize-field config field)))))
+
+(define (zsh-get-configuration-files config)
+  `(("zprofile" ,(zsh-file-by-field config 'zprofile)) ;; Always non-empty
+    ,@(if (and (zsh-field-not-empty? config 'zshenv)
+               (zsh-field-not-empty? config 'environment-variables))
+          `(("zshenv" ,(zsh-file-by-field config 'zshenv))) '())
+    ,@(if (zsh-field-not-empty? config 'zshrc)
+          `(("zshrc" ,(zsh-file-by-field config 'zshrc))) '())
+    ,@(if (zsh-field-not-empty? config 'zlogin)
+          `(("zlogin" ,(zsh-file-by-field config 'zlogin))) '())
+    ,@(if (zsh-field-not-empty? config 'zlogout)
+          `(("zlogout" ,(zsh-file-by-field config 'zlogout))) '())))
+
+(define (zsh-home-files config)
+  (define zshenv-auxiliary-file
+    (mixed-text-file
+     "zshenv-auxiliary"
+     "export ZDOTDIR=${XDG_CONFIG_HOME:-$HOME/.config}/zsh\n"
+     "[[ -f $ZDOTDIR/.zshenv ]] && source $ZDOTDIR/.zshenv\n"))
+
+  (if (home-zsh-configuration-xdg-flavor? config)
+      `(("zshenv" ,zshenv-auxiliary-file))
+      (zsh-get-configuration-files config)))
+
+(define (zsh-xdg-configuration-files config)
+  (if (home-zsh-configuration-xdg-flavor? config)
+      (map
+       (lambda (lst)
+         (cons (string-append "zsh/." (car lst))
+               (cdr lst)))
+       (zsh-get-configuration-files config))
+      '()))
 
 (define (add-zsh-packages config)
   (list (home-zsh-configuration-package config)))
@@ -291,7 +298,10 @@ (define home-zsh-service-type
                 (extensions
                  (list (service-extension
                         home-files-service-type
-                        add-zsh-configuration)
+                        zsh-home-files)
+                       (service-extension
+                        home-xdg-configuration-files-service-type
+                        zsh-xdg-configuration-files)
                        (service-extension
                         home-profile-service-type
                         add-zsh-packages)))
-- 
2.34.0


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From 99ef9ce7d0796642a54497e3a080e94a78fbb03c Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Feb 2022 15:34:46 +0300
Subject: [PATCH v2 4/5] home: Migrate fountutils and xdg modules to
 xdg-configuration-files.

* gnu/home/services/fontutils.scm (home-fontconfig-service-type): Migrate to
xdg-configuration-files.
* gnu/home/services/xdg.scm (home-xdg-user-directories-service-type,
home-xdg-mime-applications-service-type): Migrate to xdg-configuration-files.
---
 gnu/home/services/fontutils.scm |  4 ++--
 gnu/home/services/xdg.scm       | 31 +++++++++++++++++--------------
 2 files changed, 19 insertions(+), 16 deletions(-)

diff --git a/gnu/home/services/fontutils.scm b/gnu/home/services/fontutils.scm
index 772904367d..6062eaed6a 100644
--- a/gnu/home/services/fontutils.scm
+++ b/gnu/home/services/fontutils.scm
@@ -34,7 +34,7 @@ (define-module (gnu home services fontutils)
 ;;; Code:
 
 (define (add-fontconfig-config-file he-symlink-path)
-  `(("config/fontconfig/fonts.conf"
+  `(("fontconfig/fonts.conf"
      ,(mixed-text-file
        "fonts.conf"
        "<?xml version='1.0'?>
@@ -51,7 +51,7 @@ (define home-fontconfig-service-type
   (service-type (name 'home-fontconfig)
                 (extensions
                  (list (service-extension
-                        home-files-service-type
+                        home-xdg-configuration-files-service-type
                         add-fontconfig-config-file)
                        (service-extension
                         home-run-on-change-service-type
diff --git a/gnu/home/services/xdg.scm b/gnu/home/services/xdg.scm
index 2833198cdf..361a2a6148 100644
--- a/gnu/home/services/xdg.scm
+++ b/gnu/home/services/xdg.scm
@@ -190,11 +190,11 @@ (define-configuration home-xdg-user-directories-configuration
    "Default directory for videos."))
 
 (define (home-xdg-user-directories-files-service config)
-  `(("config/user-dirs.conf"
+  `(("user-dirs.conf"
      ,(mixed-text-file
        "user-dirs.conf"
        "enabled=False\n"))
-    ("config/user-dirs.dirs"
+    ("user-dirs.dirs"
      ,(mixed-text-file
        "user-dirs.dirs"
       (serialize-configuration
@@ -218,7 +218,7 @@ (define home-xdg-user-directories-service-type
   (service-type (name 'home-xdg-user-directories)
                 (extensions
                  (list (service-extension
-                        home-files-service-type
+                        home-xdg-configuration-files-service-type
                         home-xdg-user-directories-files-service)
                        (service-extension
                         home-activation-service-type
@@ -417,7 +417,7 @@ (define-configuration home-xdg-mime-applications-configuration
    "A list of XDG desktop entries to create.  See
 @code{xdg-desktop-entry}."))
 
-(define (home-xdg-mime-applications-files-service config)
+(define (home-xdg-mime-applications-files config)
   (define (add-xdg-desktop-entry-file entry)
     (let ((file (first entry))
           (config (second entry)))
@@ -425,16 +425,16 @@ (define (add-xdg-desktop-entry-file entry)
           (apply mixed-text-file
                  (format #f "xdg-desktop-~a-entry" file)
                  config))))
+  (map (compose add-xdg-desktop-entry-file serialize-xdg-desktop-entry)
+       (home-xdg-mime-applications-configuration-desktop-entries config)))
 
-  (append
-   `(("config/mimeapps.list"
-      ,(mixed-text-file
-        "xdg-mime-appplications"
-        (serialize-configuration
-         config
-         home-xdg-mime-applications-configuration-fields))))
-   (map (compose add-xdg-desktop-entry-file serialize-xdg-desktop-entry)
-        (home-xdg-mime-applications-configuration-desktop-entries config))))
+(define (home-xdg-mime-applications-xdg-files config)
+  `(("mimeapps.list"
+     ,(mixed-text-file
+       "xdg-mime-appplications"
+       (serialize-configuration
+        config
+        home-xdg-mime-applications-configuration-fields)))))
 
 (define (home-xdg-mime-applications-extension old-config extension-configs)
   (define (extract-fields config)
@@ -469,7 +469,10 @@ (define home-xdg-mime-applications-service-type
                 (extensions
                  (list (service-extension
                         home-files-service-type
-                        home-xdg-mime-applications-files-service)))
+                        home-xdg-mime-applications-files)
+                       (service-extension
+                        home-xdg-configuration-files-service-type
+                        home-xdg-mime-applications-xdg-files)))
                 (compose identity)
                 (extend home-xdg-mime-applications-extension)
                 (default-value (home-xdg-mime-applications-configuration))
-- 
2.34.0


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From f34175838dac46093a26971798b08c0679691b34 Mon Sep 17 00:00:00 2001
From: Andrew Tropin <andrew@trop.in>
Date: Fri, 11 Mar 2022 10:12:30 +0300
Subject: [PATCH v2 5/5] home: symlink-manager: Respect XDG_CONFIG_HOME during
 activation.

* gnu/home/services/symlink-manager.scm (update-symlinks-script): Respect
XDG_CONFIG_HOME during activation.
---
 gnu/home/services/symlink-manager.scm | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/gnu/home/services/symlink-manager.scm b/gnu/home/services/symlink-manager.scm
index 16031ea5d3..3b851229f3 100644
--- a/gnu/home/services/symlink-manager.scm
+++ b/gnu/home/services/symlink-manager.scm
@@ -50,14 +50,29 @@ (define (update-symlinks-script)
          (define home-directory
            (getenv "HOME"))
 
+         (define xdg-config-home
+           (or (getenv "XDG_CONFIG_HOME")
+               (string-append (getenv "HOME") "/.config")))
+
          (define backup-directory
            (string-append home-directory "/" (number->string (current-time))
                           "-guix-home-legacy-configs-backup"))
 
+         (define (preprocess-file file)
+           "If file is in XDG-CONFIGURATION-FILES-DIRECTORY use
+subdirectory from XDG_CONFIG_HOME to generate a target path."
+           (if (string-prefix? #$xdg-configuration-files-directory file)
+               (string-append
+                (substring xdg-config-home
+                           (1+ (string-length home-directory)))
+                (substring file
+                           (string-length #$xdg-configuration-files-directory)))
+               (string-append "." file)))
+
          (define (target-file file)
            ;; Return the target of FILE, a config file name sans leading dot
            ;; such as "config/fontconfig/fonts.conf" or "bashrc".
-           (string-append home-directory "/." file))
+           (string-append home-directory "/" (preprocess-file file)))
 
          (define (symlink-to-store? file)
            (catch 'system-error
@@ -70,7 +85,7 @@ (define (symlink-to-store? file)
 
          (define (backup-file file)
            (define backup
-             (string-append backup-directory "/." file))
+             (string-append backup-directory "/" (preprocess-file file)))
 
            (mkdir-p backup-directory)
            (format #t (G_ "Backing up ~a...") (target-file file))
-- 
2.34.0


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I plan to prepare documentation, second patch series and announcement
next week.

-- 
Best regards,
Andrew Tropin

[-- Attachment #2: signature.asc --]
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  parent reply	other threads:[~2022-03-11  7:42 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-26 17:17 bug#52808: Guix home should not assume that all targets are dot files Nick Zalutskiy
2022-01-28 10:51 ` Andrew Tropin
2022-01-28 13:33   ` Nick Zalutskiy
2022-01-28 15:22     ` Andrew Tropin
2022-01-30 17:13   ` Ludovic Courtès
2022-02-02  8:10     ` Andrew Tropin
2022-02-08  9:46       ` Ludovic Courtès
2022-02-11 15:52         ` Andrew Tropin
2022-02-26  7:13           ` Andrew Tropin
2022-03-05 22:44           ` Ludovic Courtès
2022-03-09  4:26             ` Andrew Tropin
2022-03-10 10:56               ` Ludovic Courtès
2022-03-11  7:41             ` Andrew Tropin [this message]
2022-03-20 18:07               ` Ludovic Courtès
2022-02-08 12:58     ` Xinglu Chen
2022-02-10 20:32       ` Ludovic Courtès
     [not found] ` <handler.52808.D52808.16477996643062.notifdone@debbugs.gnu.org>
2022-03-20 21:00   ` Ludovic Courtès
2022-03-28  9:17     ` Andrew Tropin
2022-03-29  9:51     ` Andrew Tropin
2022-04-10 20:52       ` Ludovic Courtès
2022-03-29 10:24     ` Andrew Tropin
2022-03-30 19:51       ` Ludovic Courtès
2022-04-08 18:18       ` Ludovic Courtès
2022-04-09 14:28         ` Andrew Tropin

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