From 19eceff3bc2182af669d8df61bcecf3e74a9f895 Mon Sep 17 00:00:00 2001
From: Johannes Altmanninger <aclopte@gmail.com>
Date: Sun, 22 Jun 2025 15:17:29 +0200
Subject: [PATCH] bulid.rs respect CARGO_TARGET_DIR in man output

---
 build.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/build.rs b/build.rs
index 4b15b3568..16ff07491 100644
--- a/build.rs
+++ b/build.rs
@@ -20,6 +20,10 @@ fn main() {
     // Add our default to enable tools that don't go through CMake, like "cargo test" and the
     // language server.
 
+    let cargo_target_dir: PathBuf = option_env!("CARGO_TARGET_DIR")
+        .map(canonicalize)
+        .unwrap_or(canonicalize(MANIFEST_DIR).join("target"));
+
     // FISH_BUILD_DIR is set by CMake, if we are using it.
     // OUT_DIR is set by Cargo when the build script is running (not compiling)
     let default_build_dir = env::var("OUT_DIR").unwrap();
@@ -42,8 +46,7 @@ fn main() {
 
     std::env::set_var("FISH_BUILD_VERSION", version);
 
-    let cman = canonicalize(MANIFEST_DIR);
-    let targetman = cman.as_path().join("target").join("man");
+    let targetman = cargo_target_dir.join("man");
 
     #[cfg(feature = "embed-data")]
     #[cfg(not(clippy))]