From f05d65e5cf4b376a6bf1eeed17356f8e7767b389 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Tue, 26 Nov 2024 14:31:14 -0500
Subject: thread: New thread_setname() function

---
 src/thread.c | 12 ++++++++++++
 src/thread.h |  5 +++++
 2 files changed, 17 insertions(+)

(limited to 'src')

diff --git a/src/thread.c b/src/thread.c
index d61ff8c..b3604f8 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -9,6 +9,10 @@
 #include <errno.h>
 #include <pthread.h>
 
+#if __has_include(<pthread_np.h>)
+#  include <pthread_np.h>
+#endif
+
 #define THREAD_FALLIBLE(expr) \
 	do { \
 		int err = expr; \
@@ -32,6 +36,14 @@ int thread_create(pthread_t *thread, const pthread_attr_t *attr, thread_fn *fn,
 	THREAD_FALLIBLE(pthread_create(thread, attr, fn, arg));
 }
 
+void thread_setname(pthread_t thread, const char *name) {
+#if BFS_HAS_PTHREAD_SETNAME_NP
+	pthread_setname_np(thread, name);
+#elif BFS_HAS_PTHREAD_SET_NAME_NP
+	pthread_set_name_np(thread, name);
+#endif
+}
+
 void thread_join(pthread_t thread, void **ret) {
 	THREAD_INFALLIBLE(pthread_join(thread, ret));
 }
diff --git a/src/thread.h b/src/thread.h
index 7d12468..3dd8422 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -21,6 +21,11 @@ typedef void *thread_fn(void *arg);
  */
 int thread_create(pthread_t *thread, const pthread_attr_t *attr, thread_fn *fn, void *arg);
 
+/**
+ * Set the name of a thread.
+ */
+void thread_setname(pthread_t thread, const char *name);
+
 /**
  * Wrapper for pthread_join().
  */
-- 
cgit v1.2.3