Fixed bug in tar command

On more robust posix shells, eval of command options stored in variables
appears to be automatic. On standard Android system sh though, this is
not the case.

Added an eval before the tar command and options so the command will
execute correctly.

1 files changed, 3 insertions, 3 deletions

diff --git a/andbackup.sh b/andbackup.sh
index e7f2c1d..51b41eb 100755
--- a/andbackup.sh
+++ b/andbackup.sh
@@ -158,21 +158,21 @@ backup_app() {
     linfo "Skipping application force stop while booted to recovery mode."
   fi
 
-  tar="tar -C ${data} -c "
+  taropts=" -C ${data} -c "
   # Delete cache directory if it exists
   # This will sometimes free up significant amounts of space
   if [[ ! -d "${data}/cache" ]]; then
     linfo "Cache doesn't exist for ${app}"
   elif [ "$preserve_cache" -eq 0 ]; then
     linfo "Excluding cache for ${app}"
-    tar="${tar} --exclude=cache"
+    taropts="${taropts} --exclude=cache"
   else
     linfo "Preserving cache for ${app}"
   fi
 
   # Compress the backup
   linfo "Compressing userdata for ${app}"
-  ${tar} . | gzip -c > "${backups}/${app}/data.tar.gz"
+  eval tar ${taropts} . | gzip -c > "${backups}/${app}/data.tar.gz"
 }