feat(u/bktemp-checkAppFileDir):Fix zero-length string bug

- Note: checkfile() had "bad array subscript" error when fed a
  zero-length string as input.

diff --git a/unitproc/bktemp-checkAppFileDir b/unitproc/bktemp-checkAppFileDir
index d2f58d285a4c872414690c73adce04f0f57f54fb..94afbd82c4d92f6b2e46b6d64e7366210c1bc12a 100644 (file)
--- a/unitproc/bktemp-checkAppFileDir
+++ b/unitproc/bktemp-checkAppFileDir
@@ -38,7 +38,7 @@ checkapp() {
 checkfile() {
     # Desc: If arg is a file path, save result in assoc array 'fileRollCall'
     # Usage: checkfile arg1 arg2 arg3 ...
-    # Version: 0.1.1
+    # Version: 0.1.2
     # Input: global assoc. array 'fileRollCall'
     # Output: adds/updates key(value) to global assoc array 'fileRollCall';
     # Output: returns 0 if app found, 1 otherwise
@@ -50,6 +50,8 @@ checkfile() {
        if [ -f "$arg" ]; then
            fileRollCall["$arg"]="true";
            if ! [ "$returnState" = "false" ]; then returnState="true"; fi;
+        elif [ -z "$arg" ]; then
+            fileRollCall["(no name)"]="false"; returnState="false";
        else
            fileRollCall["$arg"]="false"; returnState="false";
        fi;
@@ -180,6 +182,8 @@ if ! displayMissing 1>/dev/null 2>&1; then
     echo "Something is missing!";
     displayMissing;
 fi;
+sleep 1;
+myFile=""; if ! checkfile "$myFile"; then echo "An empty argument provided:$myFile"; displayMissing; fi;
 #==END sample code==
 
 # Author: Steven Baltaktei Sandoval