change XMonad.Prompt.AppendFile to use mkAbsolutePath

CHANGES.md

@@ -94,6 +94,11 @@
 
 ### Bug Fixes and Minor Changes
 
+  * `XMonad.Prompt.AppendFile`
+
+    - Use `XMonad.Prelude.mkAbsolutePath` to force names to be relative to the
+      home directory and support `~/` prefixes.
+
   * `XMonad.Prompt.OrgMode`
 
     - Fixes the date parsing issue such that entries with format of
@@ -225,6 +230,8 @@
 
     - Added a `Default` instance for `UrgencyConfig` and `DzenUrgencyHook`.
 
+[this PR]: https://github.com/xmonad/xmonad-contrib/pull/744
+
 ### Other changes
 
   * Migrated the sample build scripts from the deprecated `xmonad-testing` repo to

XMonad/Prompt/AppendFile.hs

@@ -30,6 +30,7 @@ module XMonad.Prompt.AppendFile (
 
 import XMonad.Core
 import XMonad.Prompt
+import XMonad.Prelude (mkAbsolutePath)
 
 import System.IO
 
@@ -91,4 +92,4 @@ appendFilePrompt' c trans fn = mkXPrompt (AppendFile fn)
 
 -- | Append a string to a file.
 doAppend :: (String -> String) -> FilePath -> String -> X ()
-doAppend trans fn = io . withFile fn AppendMode . flip hPutStrLn . trans
+doAppend trans fn s = mkAbsolutePath fn >>= \f -> (io . withFile f AppendMode . flip hPutStrLn . trans) s