Re: how do you strip leading white spaces in c-mode or similar?

[Peter Lee]

>>>> Johna  writes:

    > Basically I am frustrated with the default indentation in c-mode (or
    > similar modes) because it inserts unnecessary white space(s) on empty
    > lines.  I want all empty lines to contain nothing but '\n'.  Instead they
    > contain "\n\t" or "\n ".

If you are only concerned about the extraneous spaces being persisted you could:

insert

(add-hook 'before-save-hook 'delete-trailing-whitespace t t)

into your mode-hook... which will strip them on each save.