improve build script

cozorocks/build.rs

@@ -9,14 +9,28 @@ fn main() {
         .include("rocksdb/include")
         .include("bridge");
     if target.contains("msvc") {
+        builder.flag_if_supported("-EHsc");
         builder.flag_if_supported("-std:c++17");
     } else {
-        builder.flag_if_supported("-std=c++17");
+        builder.flag(&cxx_standard());
+        builder.define("HAVE_UINT128_EXTENSION", Some("1"));
+        builder.flag("-Wsign-compare");
+        builder.flag("-Wshadow");
+        builder.flag("-Wno-unused-parameter");
+        builder.flag("-Wno-unused-variable");
+        builder.flag("-Woverloaded-virtual");
+        builder.flag("-Wnon-virtual-dtor");
+        builder.flag("-Wno-missing-field-initializers");
+        builder.flag("-Wno-strict-aliasing");
+        builder.flag("-Wno-invalid-offsetof");
     };
     builder.compile("cozorocks");
     println!("cargo:rustc-link-lib=static=rocksdb");
     println!("cargo:rustc-link-lib=static=zstd");
     println!("cargo:rustc-link-lib=static=lz4");
+    if cfg!(feature = "snappy") {
+        println!("cargo:rustc-link-lib=static=uring");
+    }
 
     println!("cargo:rerun-if-changed=src/bridge/mod.rs");
     println!("cargo:rerun-if-changed=bridge/bridge.h");
@@ -31,3 +45,13 @@ fn main() {
     println!("cargo:rerun-if-changed=bridge/tx.h");
     println!("cargo:rerun-if-changed=bridge/tx.cpp");
 }
+
+fn cxx_standard() -> String {
+    var("ROCKSDB_CXX_STD").map_or("-std=c++17".to_owned(), |cxx_std| {
+        if !cxx_std.starts_with("-std=") {
+            format!("-std={}", cxx_std)
+        } else {
+            cxx_std
+        }
+    })
+}