Re: [patch] __func__ -> __FUNCTION__

From: Muli Ben-Yehuda (mulix@actcom.co.il)
Date: Tue Aug 13 2002 - 03:10:28 EST

On Tue, Aug 13, 2002 at 01:09:39AM -0700, H. Peter Anvin wrote:
> Muli Ben-Yehuda wrote:
> >
> >How about:
> >
> >/* early gcc compilers lose on __func__ */
> >#ifndef __func__
> >#define __func__ __FUNCTION__
> >#endif /* !defined __func__ */
>
> __func__ isn't a macro; it's a compiler token.

Works for me(TM).

mulix@alhambra:~/tmp$ cat foo.c
#include <stdio.h>

#if DEF_FUNC
#ifndef __func__
#define __func__ __FUNCTION__
#endif /* !defined __func__ */
#endif /* DEF_FUNC */

int main()
{
        printf("%s\n", __func__);
        return 0;
}
mulix@alhambra:~/tmp$ /usr/bin/gcc -v
Reading specs from
/usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/specs
gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)
mulix@alhambra:~/tmp$ /usr/bin/gcc foo.c -DDEF_FUNC=0 -o foo
foo.c: In function `main':
foo.c:11: `__func__' undeclared (first use in this function)
foo.c:11: (Each undeclared identifier is reported only once
foo.c:11: for each function it appears in.)
mulix@alhambra:~/tmp$ /usr/bin/gcc foo.c -DDEF_FUNC=1 -o foo
mulix@alhambra:~/tmp$ ./foo

ObCompleteyUnrelatedQuestions: where can I find klibc? 

-- 
"Hmm.. Cache shrink failed - time to kill something?
 Mhwahahhaha! This is the part I really like. Giggle."
					 -- linux/mm/vmscan.c
http://vipe.technion.ac.il/~mulix/	http://syscalltrack.sf.net
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/

This archive was generated by hypermail 2b29 : Thu Aug 15 2002 - 22:00:31 EST