factor error-ignoring code into a function

git-latexdiff

@@ -515,6 +515,13 @@ else
     bblexpand=()
 fi
 
+ignore_errors_maybe() {
+    if [ "$compile_error" = 1 ] && [ "$ignorelatexerrors" = 1 ]; then
+	echo "LaTeX errors were found - but attempting to carry on."
+	compile_error=0
+    fi
+}
+
 # Create flattened documents and keep for debugging
 if test "$flatten" = 1; then
     if [ "$bbl" = 1 ]; then
@@ -597,10 +604,7 @@ fi
 
 verbose_done
 
-if [ "$compile_error" = 1 ] && [ "$ignorelatexerrors" = 1 ]; then
-    echo "LaTeX errors were found - but attempting to carry on."
-    compile_error=0
-fi
+ignore_errors_maybe
 
 if test $latex = 1; then
     dvips "$mainbase".dvi