small fixes

2016-02-02 14:30:19 -05:00
parent e559a8e0fb
commit 41deb2dbbe
2 changed files with 21 additions and 2 deletions
--- a/wait-for-it.sh
+++ b/wait-for-it.sh
@ -63,7 +63,7 @@ wait_for_wrapper()
 }

 # process arguments
-while [[ $# -ne 0 ]]
+while [[ $# -gt 0 ]]
 do
    case "$1" in
        *:* ) 
@ -86,6 +86,7 @@ do
        ;;
        -h) 
        HOST="$2"
+        if [[ $HOST == "" ]]; then break; fi
        shift 2
        ;;
        --host=*) 
@ -94,6 +95,7 @@ do
        ;;
        -p)
        PORT="$2"
+        if [[ $PORT == "" ]]; then break; fi
        shift 2
        ;;
        --port=*)
@ -102,6 +104,7 @@ do
        ;;
        -t)
        TIMEOUT="$2"
+        if [[ $TIMEOUT == "" ]]; then break; fi
        shift 2
        ;;
        --timeout=*)