From 16d6bd7ece4c4b9b72f6bd51c9b034270b745525 Mon Sep 17 00:00:00 2001
From: Mica White <botahamec@outlook.com>
Date: Sun, 13 Sep 2026 15:12:08 -0400
Subject: Support no_std

---
 src/mutex/mutex.rs | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

(limited to 'src/mutex/mutex.rs')

diff --git a/src/mutex/mutex.rs b/src/mutex/mutex.rs
index dc374aa..f6db081 100755
--- a/src/mutex/mutex.rs
+++ b/src/mutex/mutex.rs
@@ -1,8 +1,9 @@
-use std::cell::UnsafeCell;
-use std::fmt::Debug;
-use std::marker::PhantomData;
-use std::panic::AssertUnwindSafe;
+use core::cell::UnsafeCell;
+use core::fmt::Debug;
+use core::marker::PhantomData;
+use core::panic::AssertUnwindSafe;
 
+use alloc::vec::Vec;
 use lock_api::RawMutex;
 
 use crate::handle_unwind::handle_unwind;
@@ -147,7 +148,7 @@ impl<T, R: RawMutex> Mutex<T, R> {
 #[mutants::skip]
 #[cfg(not(tarpaulin_include))]
 impl<T: ?Sized + Debug, R: RawMutex> Debug for Mutex<T, R> {
-	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+	fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
 		// safety: this is just a try lock, and the value is dropped
 		//         immediately after, so there's no risk of blocking ourselves
 		//         or any other threads
@@ -157,7 +158,7 @@ impl<T: ?Sized + Debug, R: RawMutex> Debug for Mutex<T, R> {
 		} else {
 			struct LockedPlaceholder;
 			impl Debug for LockedPlaceholder {
-				fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+				fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
 					f.write_str("<locked>")
 				}
 			}
-- 
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