diff options
| -rw-r--r-- | Cargo.toml | 4 | ||||
| -rw-r--r-- | build.rs | 37 | ||||
| -rw-r--r-- | src/lib.rs | 4 | ||||
| -rw-r--r-- | wrapper.h | 1 |
4 files changed, 43 insertions, 3 deletions
@@ -3,7 +3,5 @@ name = "codec2-sys" version = "0.1.0" edition = "2021" -# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html - -[dependencies] +[build-dependencies] bindgen = "0.60.1" diff --git a/build.rs b/build.rs new file mode 100644 index 0000000..abe2eb4 --- /dev/null +++ b/build.rs @@ -0,0 +1,37 @@ +extern crate bindgen; + +use std::env; +use std::path::PathBuf; + +fn main() { + // Tell cargo to look for shared libraries in the specified directory + println!("cargo:rustc-link-search=/usr/lib"); + + // Tell cargo to tell rustc to link the system bzip2 + // shared library. + println!("cargo:rustc-link-lib=codec2"); + + // Tell cargo to invalidate the built crate whenever the wrapper changes + println!("cargo:rerun-if-changed=wrapper.h"); + + // The bindgen::Builder is the main entry point + // to bindgen, and lets you build up options for + // the resulting bindings. + let bindings = bindgen::Builder::default() + // The input header we would like to generate + // bindings for. + .header("wrapper.h") + // Tell cargo to invalidate the built crate whenever any of the + // included header files changed. + .parse_callbacks(Box::new(bindgen::CargoCallbacks)) + // Finish the builder and generate the bindings. + .generate() + // Unwrap the Result and panic on failure. + .expect("Unable to generate bindings"); + + // Write the bindings to the $OUT_DIR/bindings.rs file. + let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()); + bindings + .write_to_file(out_path.join("bindings.rs")) + .expect("Couldn't write bindings!"); +} @@ -1,5 +1,9 @@ +include!(concat!(env!("OUT_DIR"), "/bindings.rs")); + #[cfg(test)] mod tests { + use super::*; + #[test] fn it_works() { let result = 2 + 2; diff --git a/wrapper.h b/wrapper.h new file mode 100644 index 0000000..ae333d5 --- /dev/null +++ b/wrapper.h @@ -0,0 +1 @@ +#include <codec2/codec2.h> |