Properly configure CC/CXX

rust-rpi-led-matrix · Dec 18, 2024 · 1cb553a · 1cb553a
1 parent 663c32f
commit 1cb553a
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diff --git a/rpi-led-matrix-sys/Cargo.toml b/rpi-led-matrix-sys/Cargo.toml
@@ -31,6 +31,7 @@ include = [
 libc = "0.2"
 
 [build-dependencies]
+cc = "1.2"
 copy_dir = "0.1"
 
 [features]

diff --git a/rpi-led-matrix-sys/build.rs b/rpi-led-matrix-sys/build.rs
@@ -63,7 +63,13 @@ fn main() {
         [cpp_lib_out_dir.to_str().unwrap(), "lib"].iter().collect();
     std::env::set_current_dir(&cpp_lib_lib_out_dir).unwrap();
     println!("building from {}", cpp_lib_out_dir.display());
+    let cc_path = cc::Build::new().get_compiler();
+    let cxx_path = cc::Build::new().cpp(true).get_compiler();
     let status = Command::new("make")
+        .args([
+            format!("CC={}", cc_path.path().to_str().unwrap()),
+            format!("CXX={}", cxx_path.path().to_str().unwrap()),
+        ])
         .status()
         .expect("process failed to execute");
     assert!(status.success(), "failed to compile the C++ library");