Re: [patch 05/35] reintroduce accept4

On Thu, Nov 20, 2008 at 5:14 PM, Linus Torvalds
[off-list ref] wrote:

On Thu, 20 Nov 2008, Geert Uytterhoeven wrote:

quoted

On Wed, 19 Nov 2008, akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org wrote:

quoted

From: Ulrich Drepper <redacted>

Introduce a new accept4() system call.  The addition of this system call

quoted

/* test_accept4.c

quoted

#ifdef __x86_64__
#define SYS_accept4 288
#elif __i386__

        ^^^^^^^^
      defined(__i386__)

Whoops.

quoted

quoted

#define USE_SOCKETCALL 1
#define SYS_ACCEPT4 18
#else
#error "Sorry -- don't know the syscall # on this architecture"
#endif

Anyway, it's just a test program. Succeeded on m68k using socketcall.

It _should_ work even without the 'defined()'. Didn't it?

It did.  I successfully used it for testing on i386.

Unknown symbols should expand to '0' in preprocessor value evaluation. Of
course, the compiler may warn about the practice, but it shouldn't be
technically wrong.

-- 
Michael Kerrisk
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