enhancement to spacem macro to not allow non-existent files.

diff --git a/scripts/core/functions.sh b/scripts/core/functions.sh
index b068210cf244bca75b009120971e5a5a3db88478..c38bc7f4693c6b1f52f711610d7add0ba797c735 100644 (file)
--- a/scripts/core/functions.sh
+++ b/scripts/core/functions.sh
@@ -382,25 +382,12 @@ if [ -z "$skip_all" ]; then
 
   function spacem()
   {
-#hmmm: could really use that pattern of 'iterate across all the arguments and do same thing' here.
-
-#hmmm: it actually seems like the below IS the pattern.  it's pretty short, but i wish it could be shorter, like a function in itself....  ah.
-# couldn't we have a functionator deal that takes:
-#  1) a command to run, and
-#  2-n) arguments,
-# where the function just blithely runs that command on all of those arguments!?
-# yes!  that does seem like the pattern being sought, much nicer than the goofy loop below,
-# although this functionator deal needs to handle when there are more than one command also,
-# or this very function couldn't be implemented...
-# maybe a two step process:
-# 1) build a list of commands to run on all arguments,
-# 2) then run through all the arguments passed in using those established commands.
-# yes again!  this seems like it would meet all the needs involved and not be too irksome.
-# for the example below, this would reduce the number of lines, i think.
-# i had better stop bloviating and write this function so i can determine the number of
-# lines omitted by the new approach.
     while [ $# -gt 0 ]; do
       arg="$1"; shift
+      if [ ! -f "$arg" -a ! -d "$arg" ]; then
+        echo "failure to find a file or directory named '$arg'."
+        continue
+      fi
       # first we rename the file to be lower case.
       perl $FEISTY_MEOW_SCRIPTS/files/renlower.pl "$arg" &>/dev/null
       # oops, now the name is all lower-case.  we need to make the
@@ -415,7 +402,6 @@ if [ -z "$skip_all" ]; then
       # printout the combined operation results.
       echo "'$arg' => $final_name"
     done
-#
   }
 
   ##############