Added an option to wipe the current directory.

Crude implementation currently, but it appears to work. Good enough.

chertex.sh

@@ -108,6 +108,7 @@ else
 		echo "This is cheRTeX POST-PROCESSING" # only one choice for now
 		echo "<1> 'pdf-all'  -- Process all .tikz files to pdf graphics"
 		echo "<2> 'clean-up' -- Remove all auxiliary files"
+		echo "<3> 'wipe-dir' -- Remove all non-essential files and subdirectories"
 		echo "Any other input exits the program"
 		read usrchoice
 		
@@ -157,7 +158,25 @@ else
       if [[ $usrchoice == "clean-up" || $usrchoice == "2" ]]; then
          echo "<2> 'clean-up' chosen"
          rm $auxfiles
-         # Still a rather crude way of cleaning up...
+         # Still, a rather crude way of cleaning up...
+      fi
+      
+      if [[ $usrchoice == "wipe-dir" || $usrchoice == "3" ]]; then
+         echo "<3> 'wipe-dir' chosen"
+         ## Remove all but non-essential files
+         # get the name of the current directory
+         currdirname=${PWD##*/}
+         # make a directory in chepec/tmp with the name of the current dir
+         mkdir /home/taha/chepec/tmp/$currdirname
+         # Copy the contents of the current directory to the tmp/$currdirname directory
+         cp * -R /home/taha/chepec/tmp/$currdirname
+         # Empty the current directory of all contents
+         rm * -R # note: hidden files and subdir unaffected
+         # Return the stuff we want to keep after wipe-dir
+         cp /home/taha/chepec/tmp/$currdirname/*.Rnw .
+         cp /home/taha/chepec/tmp/$currdirname/vc .
+         cp /home/taha/chepec/tmp/$currdirname/vc.tex .
+         cp /home/taha/chepec/tmp/$currdirname/vc-git.awk .
       fi
 
 		echo "Terminating..."