From: Marc-André Lureau <marcandre.lureau@redhat.com>
Guess the name of the subdir from the manifest directory, instead of
hard-coding it. In the following commits, other crates can then link to
this file, instead of maintaining their own copy.
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Link: https://lore.kernel.org/r/20250827104147.717203-5-marcandre.lureau@redhat.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
rust/qemu-api/build.rs | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/rust/qemu-api/build.rs b/rust/qemu-api/build.rs
index 29d09456257..5654d1d5624 100644
--- a/rust/qemu-api/build.rs
+++ b/rust/qemu-api/build.rs
@@ -9,12 +9,14 @@
use std::{env, fs::remove_file, io::Result, path::Path};
fn main() -> Result<()> {
+ let manifest_dir = env!("CARGO_MANIFEST_DIR");
let file = if let Ok(root) = env::var("MESON_BUILD_ROOT") {
- format!("{root}/rust/qemu-api/bindings.inc.rs")
+ let sub = get_rust_subdir(manifest_dir).unwrap();
+ format!("{root}/{sub}/bindings.inc.rs")
} else {
// Placing bindings.inc.rs in the source directory is supported
// but not documented or encouraged.
- format!("{}/src/bindings.inc.rs", env!("CARGO_MANIFEST_DIR"))
+ format!("{manifest_dir}/src/bindings.inc.rs")
};
let file = Path::new(&file);
@@ -41,3 +43,7 @@ fn main() -> Result<()> {
println!("cargo:rerun-if-changed=build.rs");
Ok(())
}
+
+fn get_rust_subdir(path: &str) -> Option<&str> {
+ path.find("/rust").map(|index| &path[index + 1..])
+}
--
2.51.0