Re: [PATCH v3 1/2] configure: use pkg-config to find liburing

[Josef Bacik <josef@toxicpanda.com>]

On Thu, Dec 19, 2024 at 02:55:55PM +0000, Mark Harmstone wrote:
> Change our autoconf macros so that instead of checking for the presence
> of liburing.h, we use pkg-config.
> 
> The benefit of this is that we can then check the version of liburing,
> and do conditional compilation based on this. There's a macro
> IO_URING_CHECK_VERSION already, but it's only in relatively recent
> versions of liburing.h.
> 
> This replaces HAVE_URING_H, defined by AC_CHECK_HEADERS, with
> HAVE_URING. I also had to rename PKG_{MAJOR,MINOR,REVISION,BUILD} to
> start with PACKAGE_, to avoid "possibly undefined macro" errors; it
> looks like pkg-config assumes that anything called PKG_* is for its own
> use.
> 
> Signed-off-by: Mark Harmstone <maharmstone@fb.com>

Reviewed-by: Josef Bacik <josef@toxicpanda.com>

Thanks,

Josef