Re: [Qemu-devel] [PATCH v2] configure: properly check if -lrt and -lm is needed

[Juan Quintela]

Natanael Copa <address@hidden> wrote:
> Fixes build against uClibc.
>
> uClibc provides 2 versions of clock_gettime(), one with realtime
> support and one without (this is so you can avoid linking in -lrt
> unless actually needed). This means that the clock_gettime() don't
> need -lrt. We still need it for timer_create() so we check for this
> function in addition.
>
> We also need check if -lm is needed for isnan().
>
> Both -lm and -lrt are needed for libs_qga.
>
> Signed-off-by: Natanael Copa <address@hidden>

Reviewed-by: Juan Quintela <address@hidden>