Re: Include path in module compilation

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On Thu, 2004-02-05 at 01:34, Nir Tzachar wrote:
> > Looking at kernel newbies (and other places as well)
> > I see that kernel modules are compile with the
> > -I/path/to/kernel/headers.
> > Meaning not only that the standard includes (i.e.
> > /usr/include) are used, but also that they are used
> > BEFORE the kernel headers.
> > 
> > Is my common sense wrong ?
> 
> ur common sense is correct, however ur analisys is not complete.
> although we get -I/path/to/kernel/headers on the command line, we also use 
> -nostdinc . that solves ur problems.

Directories named by -I are searched before the
standard system include directories. Therefore a flag
like -I/path/to/kernel/headers shall suffice, isn't it?

Anyway, I tried adding -nostdinc but it breaks the
compilation of my kernel modules:

/usr/src/linux/include/linux/kernel.h:10:
  stdarg.h: No such file or directory

stdarg.h is a compilation header (not part of the kernel tree)
and -nostdinc tells the compiler not to look for the standard
include locations so it can't find it.

So either I use -I/path/to/stdarg.h or not use -nostdinc. Any
other options?

-- 
Pedro


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