Re: compile-command customisation

[Daniel Wright]

Kevin Rodgers <ihs_4664@yahoo.com> writes:

> It doesn't work because of the presence of a Makefile, right?  But make
> has many built-in default rules, including rules that allow you to build
> an executable from its C or C++ source.  In fact, there is a similar
> code snippet in compile-command's doc string, and just last week I was
> considering submitting a bug report that the Makefile test is not useful
> in the mode hook.
> 
> Note also that make's default rules are parameterized by macros,
> e.g. CC, CPPFLAGS, CFLAGS, CXXFLAGS, and LDFLAGS, which in turn get
> their default values from your environment.  So all you should really
> need is CC=gcc and CFLAGS="-g -W -Wall", plus this:
> 
> (add-hook 'c-mode-common-hook
>            (lambda ()
>              (set (make-local-variable 'compile-command)
>                   (format "make %s"
>                           (file-name-sans-extension
>                            (file-name-nondirectory buffer-file-name))))))
> I think that less is more.
> --
> Kevin Rodgers

Thanks! This is a much better and more elegant solution. I'm still
unfamiliar with make, but you've really helped my understanding.
All the best,
Daniel.