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* [PATCH] ACPI: tools: fix compilation error
@ 2021-10-06  5:13 Miguel Bernal Marin
  2021-10-07 17:19 ` Rafael J. Wysocki
  0 siblings, 1 reply; 2+ messages in thread
From: Miguel Bernal Marin @ 2021-10-06  5:13 UTC (permalink / raw)
  To: Rafael J Wysocki, Len Brown, Robert Moore; +Cc: linux-kernel, linux-acpi, devel

When acpi tools are compiled the following error is showed:

   $ cd tools/power/acpi
   $ make
     DESCEND tools/acpidbg
     MKDIR    include
     CP       include
     CC       tools/acpidbg/acpidbg.o
   In file included from /home/linux/tools/power/acpi/include/acpi/platform/acenv.h:152,
                    from /home/linux/tools/power/acpi/include/acpi/acpi.h:22,
                    from acpidbg.c:9:
   /home/linux/tools/power/acpi/include/acpi/platform/acgcc.h:25:10: fatal error: linux/stdarg.h: No such file or directory
      29 | #include <linux/stdarg.h>
         |          ^~~~~~~~~~~~~~~~
   compilation terminated.

Keep the same logic from ACPICA, just identify when is used inside kernel
or by acpi tool.

Fixes: c0891ac15f04 ("isystem: ship and use stdarg.h")
Signed-off-by: Miguel Bernal Marin <miguel.bernal.marin@linux.intel.com>
---
 include/acpi/platform/acgcc.h | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h
index fb172a03a753..20ecb004f5a4 100644
--- a/include/acpi/platform/acgcc.h
+++ b/include/acpi/platform/acgcc.h
@@ -22,9 +22,14 @@ typedef __builtin_va_list va_list;
 #define va_arg(v, l)            __builtin_va_arg(v, l)
 #define va_copy(d, s)           __builtin_va_copy(d, s)
 #else
+#ifdef __KERNEL__
 #include <linux/stdarg.h>
-#endif
-#endif
+#else
+/* Used to build acpi tools */
+#include <stdarg.h>
+#endif /* __KERNEL__ */
+#endif /* ACPI_USE_BUILTIN_STDARG */
+#endif /* ! va_arg */

 #define ACPI_INLINE             __inline__

--
2.31.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ACPI: tools: fix compilation error
  2021-10-06  5:13 [PATCH] ACPI: tools: fix compilation error Miguel Bernal Marin
@ 2021-10-07 17:19 ` Rafael J. Wysocki
  0 siblings, 0 replies; 2+ messages in thread
From: Rafael J. Wysocki @ 2021-10-07 17:19 UTC (permalink / raw)
  To: Miguel Bernal Marin
  Cc: Rafael J Wysocki, Len Brown, Robert Moore,
	Linux Kernel Mailing List, ACPI Devel Maling List,
	open list:ACPI COMPONENT ARCHITECTURE (ACPICA)

On Wed, Oct 6, 2021 at 7:13 AM Miguel Bernal Marin
<miguel.bernal.marin@linux.intel.com> wrote:
>
> When acpi tools are compiled the following error is showed:
>
>    $ cd tools/power/acpi
>    $ make
>      DESCEND tools/acpidbg
>      MKDIR    include
>      CP       include
>      CC       tools/acpidbg/acpidbg.o
>    In file included from /home/linux/tools/power/acpi/include/acpi/platform/acenv.h:152,
>                     from /home/linux/tools/power/acpi/include/acpi/acpi.h:22,
>                     from acpidbg.c:9:
>    /home/linux/tools/power/acpi/include/acpi/platform/acgcc.h:25:10: fatal error: linux/stdarg.h: No such file or directory
>       29 | #include <linux/stdarg.h>
>          |          ^~~~~~~~~~~~~~~~
>    compilation terminated.
>
> Keep the same logic from ACPICA, just identify when is used inside kernel
> or by acpi tool.
>
> Fixes: c0891ac15f04 ("isystem: ship and use stdarg.h")
> Signed-off-by: Miguel Bernal Marin <miguel.bernal.marin@linux.intel.com>
> ---
>  include/acpi/platform/acgcc.h | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
>
> diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h
> index fb172a03a753..20ecb004f5a4 100644
> --- a/include/acpi/platform/acgcc.h
> +++ b/include/acpi/platform/acgcc.h
> @@ -22,9 +22,14 @@ typedef __builtin_va_list va_list;
>  #define va_arg(v, l)            __builtin_va_arg(v, l)
>  #define va_copy(d, s)           __builtin_va_copy(d, s)
>  #else
> +#ifdef __KERNEL__
>  #include <linux/stdarg.h>
> -#endif
> -#endif
> +#else
> +/* Used to build acpi tools */
> +#include <stdarg.h>
> +#endif /* __KERNEL__ */
> +#endif /* ACPI_USE_BUILTIN_STDARG */
> +#endif /* ! va_arg */
>
>  #define ACPI_INLINE             __inline__
>
> --

Applied as 5.16 material, thanks!

^ permalink raw reply	[flat|nested] 2+ messages in thread

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