Re: [Qemu-devel] [PATCH v2] configure: include stddef.h for NULL

[Blue Swirl]

Thanks, applied.

On Tue, Oct 5, 2010 at 7:28 PM, Scott Wood <address@hidden> wrote:
> This fixes an observed failure to detect madvise() on Linux.
>
> To avoid similar issues, all other tests that use NULL but don't already
> have stddef.h (or another header that is defined to provide NULL,
> such as stdio.h, unistd.h, or time.h) are also fixed.
>
> Signed-off-by: Scott Wood <address@hidden>
> ---
> This version doesn't add stddef.h where another header is defined
> to provide NULL.
>
>  configure |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/configure b/configure
> index e0d34fd..0eaf2cf 100755
> --- a/configure
> +++ b/configure
> @@ -1319,6 +1319,7 @@ if test "$vnc_png" != "no" ; then
>  cat > $TMPC <<EOF
>  //#include <stdio.h>
>  #include <png.h>
> +#include <stddef.h>
>  int main(void) {
>     png_structp png_ptr;
>     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, 
> NULL);
> @@ -1503,6 +1504,7 @@ if test "$brlapi" != "no" ; then
>   brlapi_libs="-lbrlapi"
>   cat > $TMPC << EOF
>  #include <brlapi.h>
> +#include <stddef.h>
>  int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
>  EOF
>   if compile_prog "" "$brlapi_libs" ; then
> @@ -1737,6 +1739,7 @@ if test "$linux_aio" != "no" ; then
>   cat > $TMPC <<EOF
>  #include <libaio.h>
>  #include <sys/eventfd.h>
> +#include <stddef.h>
>  int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); 
> return 0; }
>  EOF
>   if compile_prog "" "-laio" ; then
> @@ -2094,6 +2097,7 @@ madvise=no
>  cat > $TMPC << EOF
>  #include <sys/types.h>
>  #include <sys/mman.h>
> +#include <stddef.h>
>  int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
>  EOF
>  if compile_prog "" "" ; then
> @@ -2106,6 +2110,7 @@ fi
>  posix_madvise=no
>  cat > $TMPC << EOF
>  #include <sys/mman.h>
> +#include <stddef.h>
>  int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
>  EOF
>  if compile_prog "" "" ; then
> --
> 1.7.0.4
>
>
>