Re: [Qemu-devel] [PATCH 5/6] error: Link qemu-img, qemu-nbd, qemu-io with qemu-error.o

[Blue Swirl <blauwirbel@gmail.com>]

On 3/17/10, Markus Armbruster <armbru@redhat.com> wrote:
> Blue Swirl <blauwirbel@gmail.com> writes:
>
>  > On 3/17/10, Markus Armbruster <armbru@redhat.com> wrote:
>  >> The location tracking interface is used by code shared with qemi-img,
>  >>  qemu-nbd and qemu-io, so it needs to be available there.  Commit
>  >>  827b0813 provides it in a rather hamfisted way: it adds a dummy
>  >>  implementation to qemu-tool.c.
>  >>
>  >>  It's cleaner to provide the real thing, and put a few more dummy
>  >>  monitor functions into qemu-tool.c.
>  >>
>  >>  Signed-off-by: Markus Armbruster <armbru@redhat.com>
>  >>  ---
>  >>   Makefile    |    6 +++---
>  >>   qemu-tool.c |   50 ++++++++++++++++----------------------------------
>  >>   2 files changed, 19 insertions(+), 37 deletions(-)
>  >>
>  >>  diff --git a/Makefile b/Makefile
>  >>  index 2066c12..aad361e 100644
>  >>  --- a/Makefile
>  >>  +++ b/Makefile
>  >>  @@ -129,11 +129,11 @@ bt-host.o: QEMU_CFLAGS += $(BLUEZ_CFLAGS)
>  >>   qemu-img.o: qemu-img-cmds.h
>  >>   qemu-img.o qemu-tool.o qemu-nbd.o qemu-io.o: $(GENERATED_HEADERS)
>  >>
>  >>  -qemu-img$(EXESUF): qemu-img.o qemu-tool.o $(block-obj-y) $(qobject-obj-y)
>  >>  +qemu-img$(EXESUF): qemu-img.o qemu-tool.o qemu-error.o $(block-obj-y) $(qobject-obj-y)
>  >>
>  >>  -qemu-nbd$(EXESUF): qemu-nbd.o qemu-tool.o $(block-obj-y) $(qobject-obj-y)
>  >>  +qemu-nbd$(EXESUF): qemu-nbd.o qemu-tool.o qemu-error.o $(block-obj-y) $(qobject-obj-y)
>  >>
>  >>  -qemu-io$(EXESUF): qemu-io.o qemu-tool.o cmd.o $(block-obj-y) $(qobject-obj-y)
>  >>  +qemu-io$(EXESUF): qemu-io.o cmd.o qemu-tool.o qemu-error.o $(block-obj-y) $(qobject-obj-y)
>  >>
>  >>   qemu-img-cmds.h: $(SRC_PATH)/qemu-img-cmds.hx
>  >>         $(call quiet-command,sh $(SRC_PATH)/hxtool -h < $< > $@,"  GEN   $@")
>  >>  diff --git a/qemu-tool.c b/qemu-tool.c
>  >>  index 97ca949..8d6d0ef 100644
>  >>  --- a/qemu-tool.c
>  >>  +++ b/qemu-tool.c
>  >>  @@ -15,7 +15,6 @@
>  >>   #include "monitor.h"
>  >>   #include "qemu-timer.h"
>  >>   #include "qemu-log.h"
>  >>  -#include "qemu-error.h"
>  >>
>  >>   #include <sys/time.h>
>  >>
>  >>  @@ -33,6 +32,22 @@ void qemu_service_io(void)
>  >>   {
>  >>   }
>  >>
>  >>  +Monitor *cur_mon;
>  >>  +
>  >>  +int monitor_cur_is_qmp(void)
>  >>  +{
>  >>  +    return 0;
>  >>  +}
>  >>  +
>  >>  +void monitor_set_error(Monitor *mon, QError *qerror)
>  >>  +{
>  >>  +    assert(0);
>  >
>  > Please use abort().
>
>
> Why?

Because assert(0) does not abort when compiled with -DNDEBUG.