enable the vulkan and native features

Author: estokes

llama-cpp-2/Cargo.toml

@@ -17,6 +17,8 @@ tracing = { workspace = true }
 [features]
 cuda = ["llama-cpp-sys-2/cuda"]
 metal = ["llama-cpp-sys-2/metal"]
+vulkan = ["llama-cpp-sys-2/vulkan"]
+native = ["llama-cpp-sys-2/native"]
 sampler = []
 
 [target.'cfg(all(target_os = "macos", any(target_arch = "aarch64", target_arch = "arm64")))'.dependencies]  

llama-cpp-sys-2/Cargo.toml

@@ -55,4 +55,5 @@ once_cell = "1.19.0"
 [features]
 cuda = []
 metal = []
-
+vulkan = []
+native = []

llama-cpp-sys-2/build.rs

@@ -607,6 +607,7 @@ fn compile_vulkan(cx: &mut Build, cxx: &mut Build) -> &'static str {
         .include(LLAMA_PATH.as_path())
         .file(LLAMA_PATH.join("ggml-vulkan.cpp"))
         .compile(lib_name);
+    println!("cargo:rustc-link-lib=vulkan");
 
     lib_name
 }