[PATCH] meson: fix cpuset_getaffinity() detection

[Martin Kletzander]

On Tue, Nov 23, 2021 at 03:57:56PM +0400, Roman Bogorodskiy wrote:
>The cpuset_getaffinity() function is checked in sys/cpuset.h to see if
>BSD CPU affinity APIs are available. This check requires including
>sys/param.h to work properly, otherwise the test program fails with
>unrelated errors like:
>
>/usr/include/sys/cpuset.h:155:1: error: unknown type name
>'__BEGIN_DECLS'
>__BEGIN_DECLS
>^
>/usr/include/sys/cpuset.h:156:12: error: unknown type name 'cpusetid_t';
>did you mean 'cpuset_t'?
>int     cpuset(cpusetid_t *);
>
>and so forth.
>
>Signed-off-by: Roman Bogorodskiy <bogorodskiy at gmail.com>

Reviewed-by: Martin Kletzander <mkletzan at redhat.com>

>---
> meson.build | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/meson.build b/meson.build
>index e4f36e8574..ad0cd44aca 100644
>--- a/meson.build
>+++ b/meson.build
>@@ -709,7 +709,7 @@ if (cc.has_header_symbol('net/if_bridgevar.h', 'BRDGSFD', prefix: brd_required_h
> endif
>
> # Check for BSD CPU affinity availability
>-if cc.has_header_symbol('sys/cpuset.h', 'cpuset_getaffinity')
>+if cc.has_header_symbol('sys/cpuset.h', 'cpuset_getaffinity', prefix: '#include <sys/param.h>')
>   conf.set('WITH_BSD_CPU_AFFINITY', 1)
> endif
>
>-- 
>2.33.1
>
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