pre-commit.hook: mention need to run git add after fixing the indentation

diff --git a/hooks/pre-commit.hook b/hooks/pre-commit.hook
index 4d4682d..02641bf 100755 (executable)
--- a/hooks/pre-commit.hook
+++ b/hooks/pre-commit.hook
@@ -61,7 +61,15 @@ for file in `git-diff-index --cached --name-only HEAD --diff-filter=ACMR| grep "
     rm "${newfile}"
     rm "${nf}"
     if [ $r != 0 ] ; then
-echo "Code style error in $file, please fix before commiting."
+echo "================================================================================================="
+echo " Code style error in: $file                                                                      "
+echo "                                                                                                 "
+echo " Please fix before committing. Don't forget to run git add before trying to commit again.        "
+echo " If the whole file is to be committed, this should work (run from the top-level directory):      "
+echo "                                                                                                 "
+echo "   gst-indent $file; git add $file; git commit"
+echo "                                                                                                 "
+echo "================================================================================================="
         exit 1
     fi
 done