vulkan-samples: Drop using u8string_view

Its deprecated in upstream fmt as well. Moreover it helps compile with
latest compiler

(From OE-Core rev: 01ef766ada47cd845643c632160e1808fa237d1c)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 60 insertions, 0 deletions

diff --git a/meta/recipes-graphics/vulkan/vulkan-samples/0001-Deprecate-u8string_view.patch b/meta/recipes-graphics/vulkan/vulkan-samples/0001-Deprecate-u8string_view.patch
new file mode 100644
index 0000000000..c2304bdd48
--- /dev/null
+++ b/meta/recipes-graphics/vulkan/vulkan-samples/0001-Deprecate-u8string_view.patch
@@ -0,0 +1,59 @@
+From 93987b1ce7d6f91387202495aac61026070597df Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sun, 15 Jan 2023 21:37:52 -0800
+Subject: [PATCH] Deprecate u8string_view
+
+Use basic_string_view instead
+
+Upstream-Status: Backport [https://github.com/fmtlib/fmt/commit/dea7fde8b7d649923dd41b0766bdf076033c62a2]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ include/spdlog/fmt/bundled/core.h   |  3 ++-
+ include/spdlog/fmt/bundled/format.h | 15 ++-------------
+ 2 files changed, 4 insertions(+), 14 deletions(-)
+
+diff --git a/include/spdlog/fmt/bundled/core.h b/include/spdlog/fmt/bundled/core.h
+index 50b79351..e8b029ef 100644
+--- a/include/spdlog/fmt/bundled/core.h
++++ b/include/spdlog/fmt/bundled/core.h
+@@ -1484,7 +1484,8 @@ FMT_API void vprint(wstring_view format_str, wformat_args args);
+ 
+ /**
+   \rst
+-  Prints formatted data to ``stdout``.
++  Formats ``args`` according to specifications in ``format_str`` and writes the
++  output to ``stdout``.
+ 
+   **Example**::
+ 
+diff --git a/include/spdlog/fmt/bundled/format.h b/include/spdlog/fmt/bundled/format.h
+index 1bb24a52..39426361 100644
+--- a/include/spdlog/fmt/bundled/format.h
++++ b/include/spdlog/fmt/bundled/format.h
+@@ -407,21 +407,10 @@ void basic_buffer<T>::append(const U *begin, const U *end) {
+ enum char8_t: unsigned char {};
+ #endif
+ 
+-// A UTF-8 string view.
+-class u8string_view : public basic_string_view<char8_t> {
+- public:
+-  typedef char8_t char_type;
+-
+-  u8string_view(const char *s):
+-    basic_string_view<char8_t>(reinterpret_cast<const char8_t*>(s)) {}
+-  u8string_view(const char *s, size_t count) FMT_NOEXCEPT:
+-    basic_string_view<char8_t>(reinterpret_cast<const char8_t*>(s), count) {}
+-};
+-
+ #if FMT_USE_USER_DEFINED_LITERALS
+ inline namespace literals {
+-inline u8string_view operator"" _u(const char *s, std::size_t n) {
+-  return {s, n};
++inline basic_string_view<char8_t> operator"" _u(const char* s, std::size_t n) {
++  return {reinterpret_cast<const char8_t*>(s), n};
+ }
+ }
+ #endif
+-- 
+2.39.0
+
diff --git a/meta/recipes-graphics/vulkan/vulkan-samples_git.bb b/meta/recipes-graphics/vulkan/vulkan-samples_git.bb
index 26300ecb1d..7f52cb66c9 100644
--- a/meta/recipes-graphics/vulkan/vulkan-samples_git.bb
+++ b/meta/recipes-graphics/vulkan/vulkan-samples_git.bb
@@ -8,6 +8,7 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=48aa35cefb768436223a6e7f18dc2a2a"
 SRC_URI = "gitsm://github.com/KhronosGroup/Vulkan-Samples.git;branch=master;protocol=https;lfs=0 \
            file://debugfix.patch \
            file://0001-Do-not-use-LFS64-functions-on-linux-musl.patch;patchdir=third_party/spdlog \
+           file://0001-Deprecate-u8string_view.patch;patchdir=third_party/spdlog \
            "
 
 UPSTREAM_CHECK_COMMITS = "1"