Add various packages and patches for build system improvements

- Introduced valgrind with a patch to respect flags and updated its configuration.
- Added Vulkan ICD loader with CMake build configuration.
- Implemented Waf build system with a custom build script and configuration.
- Included Wayland protocols with Meson build system.
- Added xcb-util-keysyms with autotools configuration.
- Introduced Yasm with multiple patches for compatibility and improvements.
- Added Yelp tools and XSL with Meson build configurations and necessary patches for POSIX compliance.

extra/glslang/build.sh

@@ -0,0 +1,28 @@
+  cmake \
+    -Bbuild-static \
+    -GNinja \
+    -DCMAKE_INSTALL_PREFIX='/usr' \
+    -DCMAKE_BUILD_TYPE='None' \
+    -DALLOW_EXTERNAL_SPIRV_TOOLS='ON' \
+    -DBUILD_SHARED_LIBS='OFF'
+  cmake --build build-static
+
+  cmake \
+    -Bbuild-shared \
+    -GNinja \
+    -DCMAKE_INSTALL_PREFIX='/usr' \
+    -DCMAKE_BUILD_TYPE='None' \
+    -DALLOW_EXTERNAL_SPIRV_TOOLS='ON' \
+    -DBUILD_SHARED_LIBS='ON' \
+    -DGLSLANG_TESTS='ON'
+  cmake --build build-shared
+
+DESTDIR="$DESTDIR" cmake --install build-static
+DESTDIR="$DESTDIR" cmake --install build-shared
+
+
+cd "$DESTDIR/usr/lib" || exit 1
+for lib in *.so; do
+  [ -e "$lib" ] || continue
+  ln -sf "$lib" "$lib.0"
+done