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use std::env::var;
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fn main() {
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let target = var("TARGET").unwrap();
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let mut builder = cxx_build::bridge("src/bridge/mod.rs");
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builder
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.files(["bridge/status.cpp", "bridge/db.cpp", "bridge/tx.cpp"])
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.include("rocksdb/include")
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.include("bridge");
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if target.contains("msvc") {
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builder.flag_if_supported("-EHsc");
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builder.flag_if_supported("-std:c++17");
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} else {
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builder.flag(&cxx_standard());
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builder.define("HAVE_UINT128_EXTENSION", Some("1"));
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builder.flag("-Wsign-compare");
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builder.flag("-Wshadow");
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builder.flag("-Wno-unused-parameter");
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builder.flag("-Wno-unused-variable");
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builder.flag("-Woverloaded-virtual");
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builder.flag("-Wnon-virtual-dtor");
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builder.flag("-Wno-missing-field-initializers");
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builder.flag("-Wno-strict-aliasing");
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builder.flag("-Wno-invalid-offsetof");
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};
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#[cfg(feature = "io-uring")]
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if target.contains("linux") {
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pkg_config::probe_library("liburing")
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.expect("The io-uring feature was requested but the library is not available");
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builder.define("ROCKSDB_IOURING_PRESENT", Some("1"));
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}
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builder.compile("cozorocks");
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println!("cargo:rustc-link-lib=static=rocksdb");
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println!("cargo:rustc-link-lib=static=zstd");
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println!("cargo:rustc-link-lib=static=lz4");
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if cfg!(feature = "snappy") {
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println!("cargo:rustc-link-lib=static=uring");
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}
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println!("cargo:rerun-if-changed=src/bridge/mod.rs");
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println!("cargo:rerun-if-changed=bridge/bridge.h");
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println!("cargo:rerun-if-changed=bridge/common.h");
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println!("cargo:rerun-if-changed=bridge/db.h");
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println!("cargo:rerun-if-changed=bridge/db.cpp");
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println!("cargo:rerun-if-changed=bridge/slice.h");
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println!("cargo:rerun-if-changed=bridge/status.h");
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println!("cargo:rerun-if-changed=bridge/status.cpp");
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println!("cargo:rerun-if-changed=bridge/opts.h");
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println!("cargo:rerun-if-changed=bridge/iter.h");
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println!("cargo:rerun-if-changed=bridge/tx.h");
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println!("cargo:rerun-if-changed=bridge/tx.cpp");
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}
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fn cxx_standard() -> String {
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var("ROCKSDB_CXX_STD").map_or("-std=c++17".to_owned(), |cxx_std| {
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if !cxx_std.starts_with("-std=") {
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format!("-std={}", cxx_std)
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} else {
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cxx_std
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}
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})
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}
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