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Re: [PATCH] <bits/syscall.h>: Use an arch-independent system call list on Linux
On Apr 22 2017, Florian Weimer <fw@deneb.enyo.de> wrote:
> I was mistaken. As described, it will work. But if we only backport
> the the system call additions to the UAPI headers used by the
> applications, this
>
> #ifdef SYS_getrandom
> return syscall (SYS_getrandom, buf, len, 0);
> #else
> errno = ENOSYS;
> return -1;
> #endif
>
> could fail with an error that __NR_getrandom is undefined.
Why? That's defined by the UAPI headers.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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