Re: [Xen-devel] [PATCH] Fix ioemu compile on Solaris

[Christoph Egger <Christoph.Egger@xxxxxxx>]

On Friday 22 February 2008 14:05:00 john.levon@xxxxxxx wrote:
> # HG changeset patch
> # User xen-discuss@xxxxxxxxxxxxxxx
> # Date 1203680243 28800
> # Node ID 3a0e7fc8b4b7c650c9377c7b2a197c127913a622
> # Parent  0accc274f62715d356a591d2286027f7591a9412
> Fix ioemu compile on Solaris
>
> _POSIX_C_SOURCE does not guarantee the available of the 1003.1j option
> which contains posix_memalign(). Fix the test to explicitly test for
> Linux.
>
> Signed-off-by: John Levon <john.levon@xxxxxxx>
>
> diff --git a/tools/ioemu/osdep.c b/tools/ioemu/osdep.c
> --- a/tools/ioemu/osdep.c
> +++ b/tools/ioemu/osdep.c
> @@ -178,7 +178,7 @@ void kqemu_vfree(void *ptr)
>
>  void *qemu_memalign(size_t alignment, size_t size)
>  {
> -#if defined(_POSIX_C_SOURCE)
> +#if defined(__Linux__)

That's wrong. NetBSD also has posix_memalign().
Maybe this:

#ifndef __sun__

>      int ret;
>      void *ptr;
>      ret = posix_memalign(&ptr, alignment, size);
>
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> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel



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