[PATCH 2/2] lib: Use G_NO_INLINE instead of G_GNUC_NO_INLINE

[Michal Prívozník]

On 7/18/22 17:01, Pavel Hrdina wrote:
> On Mon, Jul 18, 2022 at 04:03:16PM +0200, Michal Privoznik wrote:
>> The G_GNUC_NO_INLINE macro will eventually be marked as
>> deprecated [1] and we are recommended to use G_NO_INLINE instead.
>> Do the switch now, rather than waiting for compile time warning
>> to occur.
>>
>> 1: https://gitlab.gnome.org/GNOME/glib/-/commit/15cd0f04612c90292792c4d123ebe84bf4bf93a6
>>
>> Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
>> ---
>>  docs/coding-style.rst           |  2 +-
>>  scripts/cocci-macro-file.h      |  2 +-
>>  scripts/mock-noinline.py        |  4 ++--
>>  src/cpu/cpu.h                   |  2 +-
>>  src/libxl/libxl_capabilities.h  |  2 +-
>>  src/qemu/qemu_capabilities.h    |  2 +-
>>  src/qemu/qemu_capspriv.h        |  2 +-
>>  src/qemu/qemu_command.h         |  4 ++--
>>  src/qemu/qemu_hotplug.c         |  2 +-
>>  src/qemu/qemu_hotplug.h         |  2 +-
>>  src/qemu/qemu_interface.h       |  4 ++--
>>  src/qemu/qemu_monitor.h         |  2 +-
>>  src/qemu/qemu_monitor_json.h    |  2 +-
>>  src/qemu/qemu_monitor_priv.h    |  2 +-
>>  src/qemu/qemu_process.h         |  6 +++---
>>  src/rpc/virnetsocket.h          |  4 ++--
>>  src/util/glibcompat.h           | 28 ++++++++++++++++++++--------
>>  src/util/vircgroupv2devices.h   |  2 +-
>>  src/util/vircommand.h           |  2 +-
>>  src/util/virdevmapper.h         |  2 +-
>>  src/util/virfile.h              | 18 +++++++++---------
>>  src/util/virhashcode.h          |  2 +-
>>  src/util/virhostcpu.h           |  6 +++---
>>  src/util/virhostmem.h           |  2 +-
>>  src/util/virhostuptime.h        |  2 +-
>>  src/util/viridentitypriv.h      |  2 +-
>>  src/util/virmacaddr.h           |  2 +-
>>  src/util/virnetdev.h            | 10 +++++-----
>>  src/util/virnetdevbandwidth.h   |  2 +-
>>  src/util/virnetdevip.h          |  2 +-
>>  src/util/virnetdevmacvlan.h     |  2 +-
>>  src/util/virnetdevopenvswitch.h |  2 +-
>>  src/util/virnetdevtap.h         |  6 +++---
>>  src/util/virnuma.h              | 18 +++++++++---------
>>  src/util/virprocess.h           |  6 +++---
>>  src/util/virrandom.h            |  6 +++---
>>  src/util/virscsi.h              |  2 +-
>>  src/util/virscsivhost.h         |  2 +-
>>  src/util/virtpm.h               |  2 +-
>>  src/util/virutil.h              | 16 ++++++++--------
>>  src/util/viruuid.h              |  4 ++--
>>  41 files changed, 102 insertions(+), 90 deletions(-)
> 
> [...]
> 
>> diff --git a/src/util/glibcompat.h b/src/util/glibcompat.h
>> index e3a8b9f6b3..02f8ec090c 100644
>> --- a/src/util/glibcompat.h
>> +++ b/src/util/glibcompat.h
>> @@ -95,11 +95,23 @@ char *vir_g_strdup_vprintf(const char *msg, va_list args)
>>  
>>  void vir_g_source_unref(GSource *src, GMainContext *ctx);
>>  
>> -/* Intentionally redefine macro so that it's not marked as available in 2.58
>> - * and newer. Drop when bumping to 2.58 or newer. */
>> -#undef G_GNUC_NO_INLINE
>> -#if g_macro__has_attribute(__noinline__)
>> -# define G_GNUC_NO_INLINE __attribute__ ((__noinline__))
>> -#else
>> -# define G_GNUC_NO_INLINE
>> -#endif
>> +#if !GLIB_CHECK_VERSION(2, 73, 0)
> 
> Not sure if this check is correct. Documentation for that macro
> mentions that it is introduced in 2.74 but I can see it in 2.73.2 as
> well but this check is for 2.73.0 and if I understand the
> GLIB_CHECK_VERSION() correctly our own implementation would be used only
> with glib older then 2.73.0.
> 
> That means based on my understanding that with glib 2.73.0 and 2.73.1
> libvirt would failed to compile as there would not be any implementation
> for G_NO_INLINE.

Yeah, so let's go with:

#if !GLIB_CHECK_VERSION(2, 73, 2)

Fixed locally.

Michal