readded udpated scripts directory

scripts/inpath

@@ -0,0 +1,52 @@
+#!/bin/bash
+# inpath--Verifies that a specified program is either valid as is
+#  or can be found in the PATH directory list
+
+in_path()
+{
+    # Given a command and the PATH, tries to find the command.  Returns 0 if
+    #  found and executable; 1 if not.  Note tha this temporarily modifies
+    #  the IFS (internal field separator) but restores it upon completion.
+    
+    cmd=$1  ourpath=$2  result=1
+    oldIFS=$IFS IFS=":"
+
+    for directory in $ourpath
+    do
+        if [ -x $directory/$cmd ] ; then
+            result=0  # If we're here, we found the command.
+        fi
+    done
+
+    IFS=$oldIFS
+    return $result
+}
+
+checkForCmdInPath()
+{
+    var=$1
+
+    if [ "$var" != "" ] ; then
+        if [ "${var:0:1}" = "/" ] ; then
+            if [ ! -x $var ] ; then
+                return 1
+            fi
+        elif ! in_path $var "$PATH" ; then
+            return 2
+        fi
+    fi
+}
+
+#if [ $# -ne 1 ]; then
+    #echo "Usage: $0 command" >&2
+    #exit 1
+#fi
+
+#checkForCmdInPath "$1"
+#case $? in
+    #0 ) echo "$1 found in PATH"  ;;
+    #1 ) echo "$1 not found or not executable"  ;;
+    #2 ) echo "$1 not found in PATH"  ;;
+#esac
+
+#exit 0