61 lines
2 KiB
Rust
61 lines
2 KiB
Rust
use bindgen;
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use cc::Build;
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use std::{env, path::Path, path::PathBuf};
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fn main() {
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let project_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap())
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.canonicalize()
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.unwrap();
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let root_dir = project_dir.parent().unwrap();
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let vendor = root_dir.join("vendor");
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let lvgl_sys_src = root_dir.join("lvgl-sys").join("src");
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let src = vendor.join("lvgl").join("src");
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// TODO: Make it configurable! Needs to be linked to final proj defs, define as an env var.
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let lvgl_config_path = vendor.join("lv_sim_eclipse_sdl");
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let mut cfg = Build::new();
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add_c_files(&mut cfg, src.join("lv_core"));
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add_c_files(&mut cfg, src.join("lv_draw"));
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add_c_files(&mut cfg, src.join("lv_font"));
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add_c_files(&mut cfg, src.join("lv_hal"));
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add_c_files(&mut cfg, src.join("lv_misc"));
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add_c_files(&mut cfg, src.join("lv_objx"));
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add_c_files(&mut cfg, src.join("lv_themes"));
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cfg.define("LV_CONF_INCLUDE_SIMPLE", Some("1"))
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.include(&src)
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.warnings(false)
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.include(&lvgl_config_path)
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.compile("lvgl");
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let cc_args = [
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"-DLV_CONF_INCLUDE_SIMPLE=1",
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"-I",
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lvgl_config_path.to_str().unwrap(),
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];
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bindgen::Builder::default()
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.header(src.parent().unwrap().join("lvgl.h").to_str().unwrap())
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.layout_tests(false)
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.use_core()
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.ctypes_prefix("cty")
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.raw_line("use cty;")
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.clang_args(&cc_args)
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.generate()
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.expect("Unable to generate bindings")
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.write_to_file(lvgl_sys_src.join("bindings.rs"))
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.expect("Can't write bindings!");
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}
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fn add_c_files(build: &mut cc::Build, path: impl AsRef<Path>) {
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for e in path.as_ref().read_dir().unwrap() {
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let e = e.unwrap();
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let path = e.path();
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if e.file_type().unwrap().is_dir() {
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// skip dirs for now
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} else if path.extension().and_then(|s| s.to_str()) == Some("c") {
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build.file(&path);
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}
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}
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}
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