Write the mpd.conf file by means of a shell script

README.org

@@ -3547,7 +3547,8 @@ Listing [[lst:configure-elfeed]] configures =elfeed=.
 
 The link [[https://sqrtminusone.xyz/posts/2021-09-07-emms/][my emms and elfeed setup]] is a nice introduction to configuring and
 using =emms= with =elfeed=.  Listing [[lst:configure-emms]] configures =emms= for
-use with =elfeed=.
+use with =elfeed= and listing [[lst:write-mpd-conf]] writes a configuration file for
+the [[https://www.musicpd.org/][Music Player Daemon]].
 
 #+caption[Configure =emms=]:
 #+caption: Configure =emms=.
@@ -3591,10 +3592,13 @@ use with =elfeed=.
     (emms-all))
 #+end_src
 
-#+caption[Configure =mpd= on =Darwin=]:
-#+caption: Configure =mpd= on =Darwin=.
-#+name: lst:configure-mpd-darwin
-#+begin_src conf :tangle (when (eq system-type 'darwin) "~/.mpd/mpd.conf")
+#+caption[Write =mpd.conf=]:
+#+caption: Write =mpd.conf=.
+#+name: lst:write-mpd-conf
+#+begin_src shell :results silent
+  case "$(uname -s)" in
+      Darwin)
+          cat <<EOF > ~/.mpd/mpd.conf
   music_directory         "~/Music"
   playlist_directory      "~/.mpd/playlists"
   db_file                 "~/.mpd/mpd.db"
@@ -3610,11 +3614,14 @@ use with =elfeed=.
     mixer_type            "software"
   }
 
-  bind_to_address         "127.0.0.1"
+  bind_to_address         "localhost"
   connection_timeout      "86400"
   port                    "6600"
 
-  user                    "vermeulen"
+  user                    "$USER"
+  EOF
+          ;;
+  esac
 #+end_src
 
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