add 'error' and 'fail' fnction definitions

vishvananda · Jul 28, 2011 · 7a8215f · 7a8215f
1 parent d680db6
commit 7a8215f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/nova.sh b/nova.sh
@@ -16,6 +16,8 @@ function screen_it {
     screen -r "$SCREEN_NAME" -x -X screen -t $1
     screen -r "$SCREEN_NAME" -x -p $1 -X stuff "$2$NL"
 }
+function error() { echo "$@" 1>&2; }
+function fail() { [ $# -eq 0 ] || error "$@" ; exit 1; }
 # end function definitions
 
 NOVA_DIR=$DIR/$DIRNAME