fish-foreign-env: move to fishPlugins.foreign-env

And relocate the installed fish functions to the `vendor_functions.d` so
that they're automatically loaded.

2 files changed, 12 insertions, 4 deletions

diff --git a/nixos/doc/manual/release-notes/rl-2103.xml b/nixos/doc/manual/release-notes/rl-2103.xml
index 432de831cb67..dbc4ecd6930e 100644
--- a/nixos/doc/manual/release-notes/rl-2103.xml
+++ b/nixos/doc/manual/release-notes/rl-2103.xml
@@ -310,6 +310,14 @@
      </para>
    </listitem>
    <listitem>
+    <para>
+     <package>fish-foreign-env</package> is now an alias for the
+     <package>fishPlugins.foreign-env</package> package, in which the fish
+     functions have been relocated to the
+     <literal>vendor_functions.d</literal> directory to be loaded automatically.
+    </para>
+   </listitem>
+   <listitem>
      <para>
        The prometheus json exporter is now managed by the prometheus community. Together with additional features
        some backwards incompatibilities were introduced.
diff --git a/nixos/modules/programs/fish.nix b/nixos/modules/programs/fish.nix
index 50d1077dd410..34a0dc6a2df3 100644
--- a/nixos/modules/programs/fish.nix
+++ b/nixos/modules/programs/fish.nix
@@ -112,7 +112,7 @@ in
     environment.etc."fish/nixos-env-preinit.fish".text = ''
       # This happens before $__fish_datadir/config.fish sets fish_function_path, so it is currently
       # unset. We set it and then completely erase it, leaving its configuration to $__fish_datadir/config.fish
-      set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $__fish_datadir/functions
+      set fish_function_path ${pkgs.fishPlugins.foreign-env}/share/fish/vendor_functions.d $__fish_datadir/functions
 
       # source the NixOS environment config
       if [ -z "$__NIXOS_SET_ENVIRONMENT_DONE" ]
@@ -128,7 +128,7 @@ in
 
       # if we haven't sourced the general config, do it
       if not set -q __fish_nixos_general_config_sourced
-        set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $fish_function_path
+        set --prepend fish_function_path ${pkgs.fishPlugins.foreign-env}/share/fish/vendor_functions.d
         fenv source /etc/fish/foreign-env/shellInit > /dev/null
         set -e fish_function_path[1]
 
@@ -142,7 +142,7 @@ in
       # if we haven't sourced the login config, do it
       status --is-login; and not set -q __fish_nixos_login_config_sourced
       and begin
-        set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $fish_function_path
+        set --prepend fish_function_path ${pkgs.fishPlugins.foreign-env}/share/fish/vendor_functions.d
         fenv source /etc/fish/foreign-env/loginShellInit > /dev/null
         set -e fish_function_path[1]
 
@@ -158,7 +158,7 @@ in
       and begin
         ${fishAliases}
 
-        set fish_function_path ${pkgs.fish-foreign-env}/share/fish-foreign-env/functions $fish_function_path
+        set --prepend fish_function_path ${pkgs.fishPlugins.foreign-env}/share/fish/vendor_functions.d
         fenv source /etc/fish/foreign-env/interactiveShellInit > /dev/null
         set -e fish_function_path[1]