[v2] Error message improvements

[PATCH v2 03/15] ui: Convert to qemu_create() for simplicity and consistency

Markus Armbruster posted 15 patches 2 months, 2 weeks ago

Diff against v1
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Maintainers: "Gonglei (Arei)" <arei.gonglei@huawei.com>, zhenwei pi <zhenwei.pi@linux.dev>, Alistair Francis <alistair.francis@wdc.com>, Stefan Berger <stefanb@linux.vnet.ibm.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, Stefan Weil <sw@weilnetz.de>, Christian Schoenebeck <qemu_oss@crudebyte.com>, Greg Kurz <groug@kaod.org>, "Michael S. Tsirkin" <mst@redhat.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, Bernhard Beschow <shentey@gmail.com>, Nicholas Piggin <npiggin@gmail.com>, Harsh Prateek Bora <harshpb@linux.ibm.com>, Stefano Stabellini <sstabellini@kernel.org>, Anthony PERARD <anthony@xenproject.org>, Paul Durrant <paul@xen.org>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Elena Ufimtseva <elena.ufimtseva@oracle.com>, Jagannathan Raman <jag.raman@oracle.com>, Paolo Bonzini <pbonzini@redhat.com>, Fam Zheng <fam@euphon.net>, Stefano Garzarella <sgarzare@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Alex Williamson <alex@shazbot.org>, "Cédric Le Goater" <clg@redhat.com>, Peter Xu <peterx@redhat.com>, Fabiano Rosas <farosas@suse.de>, Li Zhijian <lizhijian@fujitsu.com>, "Dr. David Alan Gilbert" <dave@treblig.org>, Jason Wang <jasowang@redhat.com>, Samuel Thibault <samuel.thibault@ens-lyon.org>, Michael Roth <michael.roth@amd.com>, Kostiantyn Kostiuk <kkostiuk@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com>, Zhao Liu <zhao1.liu@intel.com>, Chinmay Rath <rathc@linux.ibm.com>, Palmer Dabbelt <palmer@dabbelt.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>

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[PATCH v2 03/15] ui: Convert to qemu_create() for simplicity and consistency

Posted by Markus Armbruster 2 months, 2 weeks ago

The error message changes from

    failed to open file 'FILENAME': REASON

to

    Could not create 'FILENAME': REASON

Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 ui/ui-qmp-cmds.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/ui/ui-qmp-cmds.c b/ui/ui-qmp-cmds.c
index 74fa6c6ec5..b49b636152 100644
--- a/ui/ui-qmp-cmds.c
+++ b/ui/ui-qmp-cmds.c
@@ -369,10 +369,8 @@ qmp_screendump(const char *filename, const char *device,
     }
     image = pixman_image_ref(surface->image);
 
-    fd = qemu_open_old(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666);
+    fd = qemu_create(filename, O_WRONLY | O_TRUNC | O_BINARY, 0666, errp);
     if (fd == -1) {
-        error_setg(errp, "failed to open file '%s': %s", filename,
-                   strerror(errno));
         return;
     }
 
-- 
2.49.0

Re: [PATCH v2 03/15] ui: Convert to qemu_create() for simplicity and consistency

Posted by Philippe Mathieu-Daudé 2 months, 2 weeks ago

On 21/11/25 13:14, Markus Armbruster wrote:
> The error message changes from
> 
>      failed to open file 'FILENAME': REASON
> 
> to
> 
>      Could not create 'FILENAME': REASON
> 
> Signed-off-by: Markus Armbruster <armbru@redhat.com>
> ---
>   ui/ui-qmp-cmds.c | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>