From 8dd0ffdb3b75279f7ce60a40dd770004bb5e8f04 Mon Sep 17 00:00:00 2001
From: Vftdan <vftdan@gmail.com>
Date: Fri, 25 Oct 2024 01:30:48 +0200
Subject: [PATCH] Add thread_exit and thread_yield

---
 src/common/util/thread.h       | 14 +++++++++++++-
 src/common/util/thread.posix.c | 13 +++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/common/util/thread.h b/src/common/util/thread.h
index cbbe00e..7cc1977 100644
--- a/src/common/util/thread.h
+++ b/src/common/util/thread.h
@@ -37,8 +37,20 @@ Thread thread_delete_handle(Thread th);
  * Waits for a thread to exit
  * @param th the thread to join
  * @param result_ptr pointer to store the exit result or NULL
- * @return bool on success, false on failure (errno may be set)
+ * @return true on success, false on failure (errno may be set)
  */
 bool thread_join(Thread th, ThreadResult *result_ptr);
 
+/**
+ * Terminates current thread
+ * @param result exit result to return via thread_join
+ */
+void thread_exit(ThreadResult result) __attribute__((noreturn));
+
+/**
+ * Hints the OS to release CPU used by this thread
+ * @return true on success, false on failure (errno may be set)
+ */
+bool thread_yield();
+
 #endif /* end of include guard: COMMON_UTIL_THREAD_H_ */
diff --git a/src/common/util/thread.posix.c b/src/common/util/thread.posix.c
index bdaa1b1..249da04 100644
--- a/src/common/util/thread.posix.c
+++ b/src/common/util/thread.posix.c
@@ -1,6 +1,7 @@
 #include "thread.h"
 
 #include <pthread.h>
+#include <sched.h>
 #include <errno.h>
 #include <assert.h>
 
@@ -114,3 +115,15 @@ thread_join(Thread th, ThreadResult *result_ptr)
 	}
 	return true;
 }
+
+void
+thread_exit(ThreadResult result)
+{
+	pthread_exit(result.pointer);
+}
+
+bool
+thread_yield()
+{
+	return !sched_yield();
+}