feat: update config to support build on windows

crates/llama-cpp-bindings/build.rs

@@ -10,11 +10,14 @@ fn main() {
         "Please init submodules with `git submodule update --init --recursive` and try again"
     );
 
-    println!("cargo:rerun-if-changed=cc/*.h");
-    println!("cargo:rerun-if-changed=cc/*.cc");
-    println!("cargo:rustc-link-lib=llama");
-    println!("cargo:rustc-link-lib=ggml_static");
+    println!("cargo:rerun-if-changed=include/engine.h");
+    println!("cargo:rerun-if-changed=src/engine.cc");
+
+    build_llama_cpp();
+    build_cxx_binding();
+}
 
+fn build_llama_cpp() {
     let mut config = Config::new("llama.cpp");
     if cfg!(target_os = "macos") {
         config.define("LLAMA_METAL", "ON");
@@ -69,8 +72,27 @@ fn main() {
         println!("cargo:rustc-link-lib=hipblas");
     }
 
+    // By default, this value is automatically inferred from Rust’s compilation profile.
+    // For Windows platform, we always build llama.cpp in release mode.
+    // See https://github.com/TabbyML/tabby/pull/948 for more details.
+    #[cfg(target_os = "windows")]
+    config.profile("Release");
+
     let dst = config.build();
-    println!("cargo:rustc-link-search=native={}/build", dst.display());
+    if cfg!(target_os = "windows") {
+        println!(
+            "cargo:rustc-link-search=native={}\\build\\{}",
+            dst.display(),
+            config.get_profile()
+        );
+    } else {
+        println!("cargo:rustc-link-search=native={}/build", dst.display());
+    }
+}
+
+fn build_cxx_binding() {
+    println!("cargo:rustc-link-lib=llama");
+    println!("cargo:rustc-link-lib=ggml_static");
 
     cxx_build::bridge("src/lib.rs")
         .file("src/engine.cc")

crates/llama-cpp-bindings/src/engine.cc

@@ -1,5 +1,3 @@
-#include "engine.h"
-
 #include <functional>
 #include <vector>
 #include <deque>
@@ -9,6 +7,7 @@
 #include <ggml.h>
 #include <llama.h>
 
+#include "llama-cpp-bindings/include/engine.h"
 #include "llama-cpp-bindings/src/lib.rs.h"
 
 namespace llama {

crates/tabby-common/Cargo.toml

@@ -5,6 +5,7 @@ edition = "2021"
 
 [dependencies]
 filenamify = "0.1.0"
+home = "0.5.5"
 lazy_static = { workspace = true }
 serde = { workspace = true }
 serdeconv = { workspace = true }

crates/tabby-common/src/path.rs

@@ -6,7 +6,7 @@ lazy_static! {
     static ref TABBY_ROOT: Mutex<Cell<PathBuf>> = {
         Mutex::new(Cell::new(match env::var("TABBY_ROOT") {
             Ok(x) => PathBuf::from(x),
-            Err(_) => PathBuf::from(env::var("HOME").unwrap()).join(".tabby"),
+            Err(_) => home::home_dir().unwrap().join(".tabby"),
         }))
     };
 }