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46 lines
1.9 KiB
Rust
46 lines
1.9 KiB
Rust
extern crate bindgen;
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// use ::std::env;
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use std::path::PathBuf;
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fn main() {
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// Tell cargo to look for shared libraries in the specified directory
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println!("cargo:rustc-link-search=src");
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println!("cargo:rerun-if-changed=src/include/internal/bindings/wrapper.h");
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// let crate_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
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let out_path = PathBuf::from(String::from("src/include/internal/bindings/"));
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// The bindgen::Builder is the main entry point
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// to bindgen, and lets you build up options for
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// the resulting bindings.
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{
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let bindings = bindgen::Builder::default()
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.clang_arg("-I./src/include")
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.clang_arg("-I./src/include/export") // todo: 当引入多种架构之后，需要修改这里，对于不同的架构编译时，include不同的路径
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// The input header we would like to generate
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// bindings for.
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.header("src/include/internal/bindings/wrapper.h")
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.clang_arg("--target=x86_64-none-none")
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.clang_arg("-v")
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// 使用core，并将c语言的类型改为core::ffi，而不是使用std库。
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.use_core()
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.ctypes_prefix("::core::ffi")
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.generate_inline_functions(true)
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.raw_line("#![allow(dead_code)]")
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.raw_line("#![allow(non_upper_case_globals)]")
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.raw_line("#![allow(non_camel_case_types)]")
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// Tell cargo to invalidate the built crate whenever any of the
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// included header files changed.
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.parse_callbacks(Box::new(bindgen::CargoCallbacks))
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// Finish the builder and generate the bindings.
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.generate()
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// Unwrap the Result and panic on failure.
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.expect("Unable to generate bindings");
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bindings
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.write_to_file(out_path.join("bindings.rs"))
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.expect("Couldn't write bindings!");
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}
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}
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