Restore $DEP_IMGUI_THIRD_PARTY
@@ -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
