From 4057a7b1e3fd1a1371b5dda1fa4323c6d3426b39 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume.gomez@huawei.com>
Date: Mon, 13 May 2024 15:12:42 +0200
Subject: [PATCH] Add `library_search_path` to `Rustdoc`

---
 src/tools/run-make-support/src/rustdoc.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/tools/run-make-support/src/rustdoc.rs b/src/tools/run-make-support/src/rustdoc.rs
index fa8521ed919..c4f4e9f9bd2 100644
--- a/src/tools/run-make-support/src/rustdoc.rs
+++ b/src/tools/run-make-support/src/rustdoc.rs
@@ -143,6 +143,14 @@ impl Rustdoc {
         self
     }
 
+    /// Add a directory to the library search path. It corresponds to the `-L`
+    /// rustdoc option.
+    pub fn library_search_path<P: AsRef<Path>>(&mut self, path: P) -> &mut Self {
+        self.cmd.arg("-L");
+        self.cmd.arg(path.as_ref());
+        self
+    }
+
     #[track_caller]
     pub fn run_fail_assert_exit_code(&mut self, code: i32) -> Output {
         let caller_location = std::panic::Location::caller();