[Pw_forum] compilation error

[James J Ramsey]

On Wed, Dec 9, 2009 at 2:58 PM, Shane Taylor
<shanetaylor at u.boisestate.edu> wrote:
> Dear all,
>
> I am using fedora linux, when I try to compile I get the following message:
> cc -O3 -D__GFORTRAN -D__FFTW -I../include  -c memstat.c
> In file included from /usr/include/stdio.h:910,
>                  from /usr/include/malloc.h:27,
>                  from memstat.c:25:
> /usr/include/bits/stdio.h: In function ‘memstat_’:
> /usr/include/bits/stdio.h:38: error: nested function ‘vprintf’ declared
> ‘extern’
> /usr/include/bits/stdio.h:37: error: static declaration of ‘vprintf’ follows
> non-static declaration
> /usr/include/bits/stdio.h:46:

-- snip --

> Can someone explain exactly why this doesn't work and how I might go about
> fixing it?

See this e-mail in the archives:
http://www.democritos.it/pipermail/pw_forum/2009-October/014531.html

Basically, an #include statement is used *inside* a C function, which
is both bad style and contrary to the ISO C99 spec. The compiler on
your version Fedora is enforcing the spec.