67 lines
2.1 KiB
Rust
67 lines
2.1 KiB
Rust
#![allow(dead_code)]
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// This is taken pretty vanilla from
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// https://github.com/Gekkio/imgui-rs/blob/master/imgui-sys/build.rs
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// for now, but expected to diverge from that over time.
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use std::{env, fs, io, path::PathBuf};
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use bindgen;
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const CPP_FILES: [&str; 2] = [
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"third-party/cimplot/cimplot.cpp",
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"third-party/cimplot/implot/implot.cpp",
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];
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fn assert_file_exists(path: &str) -> io::Result<()> {
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match fs::metadata(path) {
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Ok(_) => Ok(()),
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Err(ref e) if e.kind() == io::ErrorKind::NotFound => {
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panic!(
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"Can't access {}. Did you forget to fetch git submodules?",
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path
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);
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}
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Err(e) => Err(e),
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}
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}
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fn main() -> io::Result<()> {
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// --- Compile cimgui
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let mut build = cc::Build::new();
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build.cpp(true);
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// Disabled due to linking issues
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build
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.define("CIMGUI_NO_EXPORT", None)
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.define("IMGUI_DISABLE_WIN32_FUNCTIONS", None)
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.define("IMGUI_DISABLE_OSX_FUNCTIONS", None);
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let imgui_third_party =
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env::var_os("DEP_IMGUI_THIRD_PARTY").expect("No envvar found for third_party");
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println!("third party is {:?}", imgui_third_party);
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build.include(imgui_third_party.clone().into_string().unwrap() + "/imgui/");
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build.flag_if_supported("-Wno-return-type-c-linkage");
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for path in &CPP_FILES {
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assert_file_exists(path)?;
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build.file(path);
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}
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build.compile("libcimplot.a");
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// --- Create bindgen bindings
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// The actual generate() errors out right now with parsing errors,
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// will probably need to whiltelist things, fix preprocessor definitions,
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// bindgen settings or some combination thereof.
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let _bindings = bindgen::Builder::default()
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.header(imgui_third_party.into_string().unwrap() + "/cimgui.h")
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.header("wrapper.h")
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.parse_callbacks(Box::new(bindgen::CargoCallbacks));
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//.generate()
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//.expect("Unable to generate bindings");
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//let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
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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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Ok(())
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}
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