Change tabs to spaces in ofp-pki to make indentation consistent across text editors.

Based on suggestion by Justin.

diff --git a/utilities/ofp-pki b/utilities/ofp-pki
index 46a6a89..f9a0735 100755 (executable)
--- a/utilities/ofp-pki
+++ b/utilities/ofp-pki
@@ -19,20 +19,20 @@ for option; do
 
     # If the previous option needs an argument, assign it.
     if test -n "$prev"; then
-       eval $prev=\$option
-       prev=
-       continue
+        eval $prev=\$option
+        prev=
+        continue
     fi
     case $option in
-       *=*) optarg=`expr "X$option" : '[^=]*=\(.*\)'` ;;
-       *) optarg=yes ;;
+        *=*) optarg=`expr "X$option" : '[^=]*=\(.*\)'` ;;
+        *) optarg=yes ;;
     esac
 
     case $dashdash$option in
-       --)
-           dashdash=yes ;;
-       -h|--help)
-           cat <<EOF
+        --)
+            dashdash=yes ;;
+        -h|--help)
+            cat <<EOF
 ofp-pki, for managing a simple OpenFlow public key infrastructure 
 usage: $0 [OPTION...] COMMAND [ARG...]
 where the valid commands and their arguments are:
@@ -53,43 +53,43 @@ The valid OPTIONS are:
   -l, --log=FILE       Log openssl output to FILE (default: ofp-log.log)
   -h, --help           Print this usage message.
 EOF
-           exit 0
-           ;;
-       --d*=*)
+            exit 0
+            ;;
+        --d*=*)
             DIR=$optarg
             ;;
-       --d*|-d)
-           prev=DIR
-           ;;
+        --d*|-d)
+            prev=DIR
+            ;;
         --force|-f)
             force=yes
             ;;
         --batch|-b)
             batch=yes
             ;;
-       -*)
-           echo "unrecognized option $option"
-           exit 1
-           ;;
-       *)
-           if test -z "$command"; then
-               command=$option
-           elif test -z "$arg1"; then
+        -*)
+            echo "unrecognized option $option"
+            exit 1
+            ;;
+        *)
+            if test -z "$command"; then
+                command=$option
+            elif test -z "$arg1"; then
                 arg1=$option
-           elif test -z "$arg2"; then
+            elif test -z "$arg2"; then
                 arg2=$option
             else
-               echo "only two arguments may be specified"
-               exit 1
-           fi
-           ;;
+                echo "only two arguments may be specified"
+                exit 1
+            fi
+            ;;
     esac
     shift
 done
 if test -n "$prev"; then
     option=--`echo $prev | sed 's/_/-/g'`
     { echo "$as_me: error: missing argument to $option" >&2
-       { (exit 1); exit 1; }; }
+        { (exit 1); exit 1; }; }
 fi
 if test -z "$command"; then
     echo "$0: missing command name; use --help for help"