From d0ebb147d16e1f48162a2c2dbcb8e741ac352896 Mon Sep 17 00:00:00 2001
From: hulxv <hulxxv@gmail.com>
Date: Fri, 22 Nov 2024 16:39:22 +0200
Subject: [PATCH] fix: missing `build.rs`

---
 .../crates/metacall-bindings/.gitignore       |  1 +
 .../crates/metacall-bindings/build.rs         | 29 +++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 source/ports/rs_port2/crates/metacall-bindings/build.rs

diff --git a/source/ports/rs_port2/crates/metacall-bindings/.gitignore b/source/ports/rs_port2/crates/metacall-bindings/.gitignore
index ea8c4bf7f..a2e690e56 100644
--- a/source/ports/rs_port2/crates/metacall-bindings/.gitignore
+++ b/source/ports/rs_port2/crates/metacall-bindings/.gitignore
@@ -1 +1,2 @@
 /target
+!build.rs
\ No newline at end of file
diff --git a/source/ports/rs_port2/crates/metacall-bindings/build.rs b/source/ports/rs_port2/crates/metacall-bindings/build.rs
new file mode 100644
index 000000000..0915869e7
--- /dev/null
+++ b/source/ports/rs_port2/crates/metacall-bindings/build.rs
@@ -0,0 +1,29 @@
+use std::env;
+
+fn main() {
+    // When running tests from CMake
+    if let Ok(val) = env::var("PROJECT_OUTPUT_DIR") {
+        // Link search path to build folder
+        println!("cargo:rustc-link-search=native={val}");
+
+        // Link against correct version of metacall
+        match env::var("CMAKE_BUILD_TYPE") {
+            Ok(val) => {
+                if val == "Debug" {
+                    // Try to link the debug version when running tests
+                    println!("cargo:rustc-link-lib=dylib=metacalld");
+                } else {
+                    println!("cargo:rustc-link-lib=dylib=metacall");
+                }
+            }
+            Err(_) => {
+                println!("cargo:rustc-link-lib=dylib=metacall");
+            }
+        }
+    } else {
+        // When building from Cargo
+        println!("cargo:rustc-link-lib=dylib=metacall")
+    }
+}
+
+