setup.sh: Fix setup for mplayer.

diff --git a/setup.sh b/setup.sh
index fa3f08c600f1c65819721a0d65533cd3b998324a..82b34708b65ea245efc3ada7e8e6c8ad2a0405c6 100755 (executable)
--- a/setup.sh
+++ b/setup.sh
@@ -25,9 +25,30 @@ set -e
 
 # MPlayer and MPlayer2 use the same configuration directory.
 if installed mplayer; then
+    cleanup() {
+        if test -h ~/.mplayer; then
+            # Setup already done.
+            return
+        fi
+        # Try to remove a default config file from ~/.mplayer. Necessary
+        # because it's also created by mplayer --help.
+        if test -f ~/.mplayer/config; then
+            sha=`shasum ~/.mplayer/config | awk '{print $1}'`
+            if test x"$sha" = x60f98ca2f1f3f81ce3ea2aa3e0e85e8c57e7db40; then
+                rm ~/.mplayer/config
+            else
+                echo '~/.mplayer/config: found modifications, aborting' >&2
+                exit 1
+            fi
+        fi
+        rmdir ~/.mplayer 2>/dev/null || true
+    }
+
     if mplayer --help | grep MPlayer2 >/dev/null; then
+        cleanup
         link mplayer2 ~/.mplayer
     else
+        cleanup
         link mplayer ~/.mplayer
     fi
 fi