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Restore $DEP_IMGUI_THIRD_PARTY

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This commit is contained in:
dbr 2021-11-02 14:35:27 +11:00
parent 4a03702908
commit e565d3dbfe
1 changed files with 17 additions and 7 deletions
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24
imgui-sys/build.rs
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@ -13,6 +13,9 @@ const DEFINES: &[(&str, Option<&str>)] = &[
];
fn main() -> io::Result<()> {
// Root of imgui-sys
let manifest_dir = std::path::Path::new(env!("CARGO_MANIFEST_DIR"));
// Output define args for compiler
for (key, value) in DEFINES.iter() {
println!("cargo:DEFINE_{}={}", key, value.unwrap_or(""));
@ -23,6 +26,17 @@ fn main() -> io::Result<()> {
let docking_enabled = std::env::var_os("CARGO_FEATURE_DOCKING").is_some();
let wasm_enabled = std::env::var_os("CARGO_FEATURE_WASM").is_none();
let cimgui_dir = if docking_enabled {
manifest_dir.join("third-party/imgui-docking")
} else {
manifest_dir.join("third-party/imgui-master")
};
// For projects like implot-rs we expose the path to our cimgui
// files, via `DEP_IMGUI_THIRD_PARTY` env-var, so they can build
// against the same thing
println!("cargo:THIRD_PARTY={}", cimgui_dir.display());
// If we aren't building WASM output, bunch of extra stuff to do
if !wasm_enabled {
// C++ compiler
@ -46,13 +60,9 @@ fn main() -> io::Result<()> {
build.define("IMGUI_ENABLE_FREETYPE", None);
println!("cargo:DEFINE_IMGUI_ENABLE_FREETYPE=");
// imgui_freetype.cpp needs access to `#include "imgui.h"`
let manifest_dir = std::path::Path::new(env!("CARGO_MANIFEST_DIR"));
if docking_enabled {
build.include(manifest_dir.join("third-party/imgui-docking/imgui"));
} else {
build.include(manifest_dir.join("third-party/imgui-master/imgui"));
}
// imgui_freetype.cpp needs access to `#include "imgui.h"`.
// So we include something like '[...]/third-party/imgui-master/imgui/'
build.include(cimgui_dir.join("imgui"));
}
// Which "all imgui" file to use