From a537aa8e5553a6ac3135df5f3650d77c66f9a468 Mon Sep 17 00:00:00 2001
From: rmsyn <rmsynchls@gmail.com>
Date: Sun, 5 May 2024 20:59:30 +0000
Subject: [PATCH] riscv-semihosting: build: use cfg-check directives in build
 script

Uses new lint checks for `cfg` variables.
---
 riscv-semihosting/CHANGELOG.md | 4 ++++
 riscv-semihosting/build.rs     | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/riscv-semihosting/CHANGELOG.md b/riscv-semihosting/CHANGELOG.md
index 53333769..f48294c8 100644
--- a/riscv-semihosting/CHANGELOG.md
+++ b/riscv-semihosting/CHANGELOG.md
@@ -5,6 +5,10 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Changed
+
+- Made `cfg` variable selection more robust for custom targets
+
 ## [v0.1.0] - 2023-01-18
 
 - Add recommendation for `semihosting` in README.md.
diff --git a/riscv-semihosting/build.rs b/riscv-semihosting/build.rs
index 298364fd..bc7e7f73 100644
--- a/riscv-semihosting/build.rs
+++ b/riscv-semihosting/build.rs
@@ -1,6 +1,8 @@
 use std::env;
 
 fn main() {
+    println!("cargo:rustc-check-cfg=cfg(riscv)");
+
     let target = env::var("TARGET").unwrap();
 
     if target.starts_with("riscv") {