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Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h
From: |
Michael S. Tsirkin |
Subject: |
Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h |
Date: |
Thu, 12 Jan 2023 12:41:29 -0500 |
On Thu, Jan 12, 2023 at 12:50:05PM +0100, Markus Armbruster wrote:
> docs/devel/style.rst mandates:
>
> The "qemu/osdep.h" header contains preprocessor macros that affect
> the behavior of core system headers like <stdint.h>. It must be
> the first include so that core system headers included by external
> libraries get the preprocessor macros that QEMU depends on.
>
> Do not include "qemu/osdep.h" from header files since the .c file
> will have already included it.
>
> A few violations have crept in. Fix them.
>
> Signed-off-by: Markus Armbruster <armbru@redhat.com>
> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
> Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
> Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
here's v2 - can be applied after you fix all instances of this.
Feel free to use.
--->
qemu/osdep: we don't include it from headers
doing so will lead to trouble eventually - instead of silently working
around such cases make it more likely it will fail.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
--
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 7d059ad526..3ddeb7fd41 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -24,7 +24,9 @@
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
-#ifndef QEMU_OSDEP_H
+#ifdef QEMU_OSDEP_H
+#warning "Never include qemu/osdep.h from a header!"
+#else
#define QEMU_OSDEP_H
#include "config-host.h"
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, (continued)
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Daniel P . Berrangé, 2023/01/12
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Peter Maydell, 2023/01/12
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Daniel P . Berrangé, 2023/01/12
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Peter Maydell, 2023/01/12
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Daniel P . Berrangé, 2023/01/12
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Peter Maydell, 2023/01/12
- Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Michael S. Tsirkin, 2023/01/12
Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h, Jonathan Cameron, 2023/01/12
Re: [PATCH v3 1/1] include: Don't include qemu/osdep.h,
Michael S. Tsirkin <=