Make savecore check core file is accessible

diff --git a/scripts/savecore b/scripts/savecore
index 5b1fa9a77790dd9eef4b4eacdeebe3f6a77ad0a7..8acb42e7b87316cc33ac40bf3596dfdc56d3b85e 100755 (executable)
--- a/scripts/savecore
+++ b/scripts/savecore
@@ -53,6 +53,8 @@ alert_deity ()
 test -n "$privlog" && trap 'alert_deity' EXIT
 
 core_name=`ls -td $core_pattern | head -n 1`
 test -n "$privlog" && trap 'alert_deity' EXIT
 
 core_name=`ls -td $core_pattern | head -n 1`

+test -n "$core_name"
+test -r "$core_name"

 saved_core=$core_dir/core-`/bin/date +%Y-%m-%d-%H:%M`
 
 mv -f $core_name $saved_core
 saved_core=$core_dir/core-`/bin/date +%Y-%m-%d-%H:%M`
 
 mv -f $core_name $saved_core