39 lines
1.5 KiB
Rust
39 lines
1.5 KiB
Rust
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use std::{env, path::PathBuf};
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use libcsp_cargo_build::{generate_autoconf_header_file, Builder};
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fn main() {
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let out_dir = env::var("OUT_DIR").unwrap_or_default();
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let manifest_dir = env::var("CARGO_MANIFEST_DIR").unwrap_or_default();
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let manifest_path = PathBuf::from(&manifest_dir);
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let lib_cfg_dir = "../clib/cfg/csp";
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let libcsp_path = "../clib/libcsp";
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// This helper structure will take care of the majority of work to compile libcsp using the
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// cc crate.
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let mut csp_builder = Builder::new(PathBuf::from(libcsp_path), PathBuf::from(&out_dir));
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// A lot of spam we are not interested in usually.
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csp_builder.compiler_warnings = false;
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// We always re-generate the header file.
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generate_autoconf_header_file(manifest_path.clone(), &csp_builder.cfg)
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.expect("generating header file failed");
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// Copy the file to lib/csp/cfg as well for binding generation.
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std::fs::copy(
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manifest_path.join("autoconfig.h"),
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PathBuf::from(&lib_cfg_dir).join("autoconfig.h"),
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)
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.expect("copying autoconfig.h failed");
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// This file is required for the compile-time configuration of libcsp-rust.
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csp_builder
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.generate_autoconf_rust_file(manifest_path)
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.expect("generating autoconfig.rs failed");
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csp_builder.compile().expect("compiling libcsp failed");
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// If we change the libcsp build configuration, we need to re-run the build.
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println!("cargo::rerun-if-changed=build.rs");
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}
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