home-manager: support i18n of install script

home-manager/install.nix

@@ -1,15 +1,25 @@
-{ home-manager, runCommand }:
+{ home-manager, gettext, runCommand, ncurses }:
 
-runCommand "home-manager-install" {
-  propagatedBuildInputs = [ home-manager ];
+let
+
+  hmBashLibInit = ''
+    export TEXTDOMAIN=home-manager
+    export TEXTDOMAINDIR=${home-manager}/share/locale
+    source ${home-manager}/share/bash/home-manager.sh
+  '';
+
+in runCommand "home-manager-install" {
+  propagatedBuildInputs = [ home-manager gettext ncurses ];
   preferLocalBuild = true;
   shellHookOnly = true;
   shellHook = ''
+    ${hmBashLibInit}
+
     confFile="''${XDG_CONFIG_HOME:-$HOME/.config}/nixpkgs/home.nix"
 
     if [[ ! -e $confFile ]]; then
       echo
-      echo "Creating initial Home Manager configuration..."
+      _i "Creating initial Home Manager configuration..."
 
       nl=$'\n'
       xdgVars=""
@@ -53,34 +63,23 @@ runCommand "home-manager-install" {
     fi
 
     echo
-    echo "Creating initial Home Manager generation..."
+    _i "Creating initial Home Manager generation..."
     echo
 
-    if home-manager switch; then
-      cat <<EOF
-
-    All done! The home-manager tool should now be installed and you
-    can edit
-
-        $confFile
-
-    to configure Home Manager. Run 'man home-configuration.nix' to
-    see all available options.
-    EOF
+    if home-manager switch ; then
+      # translators: The "%s" specifier will be replaced by a file path.
+      _i $'All done! The home-manager tool should now be installed and you can edit\n\n    %s\n\nto configure Home Manager. Run \'man home-configuration.nix\' to\nsee all available options.' \
+        "$confFile"
       exit 0
     else
-      cat <<EOF
-
-    Uh oh, the installation failed! Please create an issue at
-
-        https://github.com/nix-community/home-manager/issues
-
-    if the error seems to be the fault of Home Manager.
-    EOF
+      # translators: The "%s" specifier will be replaced by a URL.
+      _i $'Uh oh, the installation failed! Please create an issue at\n\n    %s\n\nif the error seems to be the fault of Home Manager.' \
+        "https://github.com/nix-community/home-manager/issues"
       exit 1
     fi
   '';
 } ''
-  echo This derivation is not buildable, instead run it using nix-shell.
+  ${hmBashLibInit}
+  _iError 'This derivation is not buildable, please run it using nix-shell.'
   exit 1
 ''

home-manager/po/home-manager.pot

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Home Manager\n"
 "Report-Msgid-Bugs-To: https://github.com/nix-community/home-manager/issues\n"
-"POT-Creation-Date: 2021-12-13 00:45+0100\n"
+"POT-Creation-Date: 2021-12-14 18:53+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -132,3 +132,36 @@ msgstr ""
 #: home-manager/home-manager:702
 msgid "Unknown command: %s"
 msgstr ""
+
+#: home-manager/install.nix:22
+msgid "Creating initial Home Manager configuration..."
+msgstr ""
+
+#: home-manager/install.nix:66
+msgid "Creating initial Home Manager generation..."
+msgstr ""
+
+#. translators: The "%s" specifier will be replaced by a file path.
+#: home-manager/install.nix:71
+msgid ""
+"All done! The home-manager tool should now be installed and you can edit\n"
+"\n"
+"    %s\n"
+"\n"
+"to configure Home Manager. Run 'man home-configuration.nix' to\n"
+"see all available options."
+msgstr ""
+
+#. translators: The "%s" specifier will be replaced by a URL.
+#: home-manager/install.nix:76
+msgid ""
+"Uh oh, the installation failed! Please create an issue at\n"
+"\n"
+"    %s\n"
+"\n"
+"if the error seems to be the fault of Home Manager."
+msgstr ""
+
+#: home-manager/install.nix:83
+msgid "This derivation is not buildable, please run it using nix-shell."
+msgstr ""

xgettext

@@ -22,13 +22,14 @@ function run() {
            -k_ipError:1,2 --flag=_ip:1:c-format --flag=_ip:2:c-format \
            -k_ipWarn:1,2 --flag=_ip:1:c-format --flag=_ip:2:c-format \
            -k_ipNote:1,2 --flag=_ip:1:c-format --flag=_ip:2:c-format \
+           --add-comments=translators: \
            -o "$output" -d "$domain" "$@"
 }
 
 run 'Home Manager' \
     home-manager/po/home-manager.pot \
     home-manager \
-    home-manager/home-manager
+    home-manager/home-manager home-manager/**/*.nix
 
 run 'Home Manager Modules' \
     modules/po/hm-modules.pot \