Update compiled file name <noupdate>

compile.sh

@@ -74,18 +74,18 @@ for f in **/[!_]*.tex; do
     cd ${f_dir}
 
     # Save copy of source .tex
-    cp main.tex main.bkp.tex
+    cp $f_base $f_base.bkp
 
     # Insert last update date
     last_update=`getLastUpdateDate`
-    sed -i "s/PLACEHOLDER-LAST-UPDATE/${last_update}/" main.tex
+    sed -i "s/PLACEHOLDER-LAST-UPDATE/${last_update}/" $f_base
 
     # Compile
     latexmk -pdf -jobname=${f_nameonly} ${f_base}
     mv ${f_nameonly}.pdf $out_dir/${f_dir}/.
    
     # Restore source
-    mv main.bkp.tex main.tex
+    mv $f_base.bkp $f_base
 
     cd $work_dir
 done