[meta-freescale] [meta-fsl-ppc master 3/4] qemu: configure properly check if -lrt is needed

[Yoder Stuart-B08248]

> -----Original Message-----
> From: McClintock Matthew-B29882
> Sent: Thursday, February 28, 2013 9:22 AM
> To: Otavio Salvador; Yoder Stuart-B08248
> Cc: Luo Zhenhua-B19537; meta-freescale at yoctoproject.org
> Subject: Re: [meta-freescale] [meta-fsl-ppc master 3/4] qemu: configure properly check if -lrt is needed
> 
> On Thu, Feb 28, 2013 at 6:27 AM, Otavio Salvador
> <otavio at ossystems.com.br> wrote:
> > On Thu, Feb 28, 2013 at 5:54 AM, Zhenhua Luo <zhenhua.luo at freescale.com> wrote:
> >> From: Ting Liu <b28495 at freescale.com>
> >>
> >> Back port from:
> >> http://git.qemu.org/?p=qemu.git;a=commit;h=8bacde8d86a09699207d85d4bab06162aed18dc4
> >>
> >> Fix the below build issue:
> >> | ../qemu-timer.o: In function `dynticks_rearm_timer':
> >> | .../qemu/1.0+fsl-r2/git/qemu-timer.c:597: undefined reference to `timer_gettime'
> >> | .../qemu/1.0+fsl-r2/git/qemu-timer.c:610: undefined reference to `timer_settime'
> >> | ../qemu-timer.o: In function `dynticks_stop_timer':
> >> | .../qemu/1.0+fsl-r2/git/qemu-timer.c:583: undefined reference to `timer_delete'
> >> | ../qemu-timer.o: In function `dynticks_start_timer':
> >> | .../qemu/1.0+fsl-r2/git/qemu-timer.c:565: undefined reference to `timer_create'
> >> | ivshmem.o: In function `pci_ivshmem_init':
> >> | .../qemu/1.0+fsl-r2/git/hw/ivshmem.c:720: undefined reference to `shm_open'
> >> | .../qemu/1.0+fsl-r2/git/hw/ivshmem.c:727: undefined reference to `shm_open'
> >> | collect2: error: ld returned 1 exit status
> >> | make[1]: *** [qemu-system-ppc] Error 1
> >> | make: *** [subdir-ppc-softmmu] Error 2
> >> | ERROR: oe_runmake failed
> >> | ERROR: Function failed: do_compile
> >>
> >> Signed-off-by: Ting Liu <b28495 at freescale.com>
> >
> > Good.
> 
> Did we check with Staurt to see if we can get him to add this patch to
> his tree at git.freescale.com?

I don't understand the changes and why they are needed.

Also, we are getting ready to up-rev to QEMU 1.4 and so things may change.
If this is a blocking issue and you want to hack this code to make
progress on rebasing Yocto, fine.   But realize that we are going to
uprev QEMU and things are going to change.

Stuart