#![allow(dead_code)]
use std::fs;
use std::io;
use std::path::Path;
const CPP_FILES: [&str; 5] = [
"third-party/cimgui.cpp",
"third-party/imgui/imgui.cpp",
"third-party/imgui/imgui_demo.cpp",
"third-party/imgui/imgui_draw.cpp",
"third-party/imgui/imgui_widgets.cpp",
];
const DEFINES: &[(&str, Option<&str>)] = &[
("CIMGUI_NO_EXPORT", None),
("IMGUI_DISABLE_WIN32_FUNCTIONS", None),
("IMGUI_DISABLE_OSX_FUNCTIONS", None),
];
fn assert_file_exists(path: &str) -> io::Result<()> {
match fs::metadata(path) {
Ok(_) => Ok(()),
Err(ref e) if e.kind() == io::ErrorKind::NotFound => {
panic!(
"Can't access {}. Did you forget to fetch git submodules?",
path
);
}
Err(e) => Err(e),
}
}
fn main() -> io::Result<()> {
let manifest_dir = Path::new(env!("CARGO_MANIFEST_DIR"));
println!(
"cargo:THIRD_PARTY={}",
manifest_dir.join("third-party").display()
);
for (key, value) in DEFINES.iter() {
println!("cargo:DEFINE_{}={}", key, value.unwrap_or(""));
}
#[cfg(not(feature = "wasm"))]
{
let mut build = cc::Build::new();
build.cpp(true);
for (key, value) in DEFINES.iter() {
build.define(key, *value);
}
build.flag_if_supported("-Wno-return-type-c-linkage");
for path in &CPP_FILES {
assert_file_exists(path)?;
build.file(path);
}
build.compile("libcimgui.a");
}
Ok(())
}