Re: cc-mode 5.30

[Martin S. <ma...@ly...>]

[Please keep this on bug...@gn.... Issues about the development
version fits just as well here.]

Andy Garland <ga...@me...> wrote:

> I downloaded and installed the development version of CC-mode from
> sourceforge.  It is a nice improvment over 5.28, thanks!

Glad to hear that. :)

> I ran into an odd problem installing CC-mode, which seems like an emacs
> bug (GNU Emacs 21.2.1 (i386-msvc-nt5.0.2195) of 2002-03-19 on buffy).
> However, I figured I would mention it to you.
> 
> After byte-compiling the cc-*.el files, and putting them onto my
> load-path, I would get the following error on startup:
> 
>    `c-lang-defconst' must be used in a file
> 
> A (very) little investigation revealed that the c-get-current-file()
> method in cc-defs was incorrectly returning null.
/.../
> The culprit was that load-in-progress was returning nil, even though a
> load was, in fact, in progress.
> 
> I could solve my problem two ways: either removing cc-defs.elc or
> changing the test from load-in-progress to load-file-name.  I chose the
> latter and have not had any problems yet.

I also got this problem some time ago, and I tried the same fix. Later
I discovered that load-file-name might be left set after loading in
some situations, so it didn't work well. After I restored it I
couldn't trig the bug again for some reason. Could you please describe
exactly how you got it?