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.rs | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'src/mutex.rs')

diff --git a/src/mutex.rs b/src/mutex.rs
index d7b0176..3043dfa 100755
--- a/src/mutex.rs
+++ b/src/mutex.rs
@@ -1,5 +1,5 @@
-use std::cell::UnsafeCell;
-use std::marker::PhantomData;
+use core::cell::UnsafeCell;
+use core::marker::PhantomData;
 
 use lock_api::RawMutex;
 
@@ -179,6 +179,7 @@ pub struct MutexGuard<'a, T: ?Sized + 'a, R: RawMutex> {
 
 #[cfg(test)]
 mod tests {
+	#[cfg(feature = "std")]
 	use crate::{LockCollection, ThreadKey};
 
 	use super::*;
@@ -191,6 +192,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn locked_after_read() {
 		let key = ThreadKey::get().unwrap();
 		let lock: crate::Mutex<_> = Mutex::new("Hello, world!");
@@ -202,6 +204,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn from_works() {
 		let key = ThreadKey::get().unwrap();
 		let mutex: crate::Mutex<_> = Mutex::from("Hello, world!");
@@ -211,6 +214,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn as_mut_works() {
 		let key = ThreadKey::get().unwrap();
 		let mut mutex = crate::Mutex::from(42);
@@ -222,6 +226,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn display_works_for_guard() {
 		let key = ThreadKey::get().unwrap();
 		let mutex: crate::Mutex<_> = Mutex::new("Hello, world!");
@@ -230,6 +235,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn display_works_for_ref() {
 		let mutex: crate::Mutex<_> = Mutex::new("Hello, world!");
 		let guard = unsafe { mutex.try_lock_no_key().unwrap() };
@@ -237,6 +243,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn ref_as_mut() {
 		let key = ThreadKey::get().unwrap();
 		let collection = LockCollection::new(crate::Mutex::new(0));
@@ -252,6 +259,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn guard_as_mut() {
 		let key = ThreadKey::get().unwrap();
 		let mutex = crate::Mutex::new(0);
@@ -267,6 +275,7 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "std")]
 	fn dropping_guard_releases_mutex() {
 		let key = ThreadKey::get().unwrap();
 		let mutex: crate::Mutex<_> = Mutex::new("Hello, world!");
-- 
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