gerbera: Fix build with fmt 8.1+

The APIs have changes and we use external fmt library in spdlog
which is used here

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-multimedia/recipes-multimedia/gerbera/gerbera/0001-Fix-for-fmt-8.0.patch

@@ -0,0 +1,46 @@
+From 22b3a91473d548456a0823f9f170db0d7db5a444 Mon Sep 17 00:00:00 2001
+From: kyak <bas@bmail.ru>
+Date: Wed, 12 Jan 2022 19:41:37 +0300
+Subject: [PATCH] Fix for fmt > 8.0
+
+Upstream-Status: Backport [https://github.com/gerbera/gerbera/commit/82d84ac5e62c23e717198fc7b2ef190ff95e70d1]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ src/util/logger.h | 15 +++++++++++++++
+ 1 file changed, 15 insertions(+)
+
+diff --git a/src/util/logger.h b/src/util/logger.h
+index 8a8f0b1f..0a512bff 100644
+--- a/src/util/logger.h
++++ b/src/util/logger.h
+@@ -32,7 +32,9 @@
+ #ifndef __LOGGER_H__
+ #define __LOGGER_H__
+ 
++#include <fmt/format.h>
+ #include <spdlog/spdlog.h>
++#include <type_traits>
+ 
+ #define log_debug SPDLOG_DEBUG
+ #define log_info SPDLOG_INFO
+@@ -40,4 +42,17 @@
+ #define log_error SPDLOG_ERROR
+ #define log_js SPDLOG_INFO
+ 
++#if FMT_VERSION >= 80100
++template <typename T>
++struct fmt::formatter<T, std::enable_if_t<std::is_enum_v<T>, char>>
++    : formatter<std::underlying_type_t<T>> {
++    template <typename FormatContext>
++    auto format(const T& value, FormatContext& ctx) -> decltype(ctx.out())
++    {
++        return fmt::formatter<std::underlying_type_t<T>>::format(
++            static_cast<std::underlying_type_t<T>>(value), ctx);
++    }
++};
++#endif
++
+ #endif // __LOGGER_H__
+-- 
+2.35.0
+

meta-multimedia/recipes-multimedia/gerbera/gerbera_1.9.2.bb

@@ -4,6 +4,7 @@ LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://LICENSE.md;md5=25cdec9afe3f1f26212ead6bd2f7fac8"
 
 SRC_URI = "git://github.com/v00d00/gerbera.git;protocol=https;branch=master \
+           file://0001-Fix-for-fmt-8.0.patch \
           "
 
 SRCREV = "3b93d362ec33f738868a4e896a2c9ee8e9d7a92a"