From 2b71a4d1dfb0487cc2558df646a262ffb8261585 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Fri, 16 Sep 2011 14:33:51 -0400
Subject: [PATCH] fix more instances of old a_xchg (use new a_swap name)

---
 src/thread/pthread_detach.c       | 2 +-
 src/thread/pthread_spin_lock.c    | 2 +-
 src/thread/pthread_spin_trylock.c | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/thread/pthread_detach.c b/src/thread/pthread_detach.c
index f0eae3e8..8ef03d51 100644
--- a/src/thread/pthread_detach.c
+++ b/src/thread/pthread_detach.c
@@ -3,7 +3,7 @@
 int pthread_detach(pthread_t t)
 {
 	/* Cannot detach a thread that's already exiting */
-	if (a_xchg(&t->exitlock, 1))
+	if (a_swap(&t->exitlock, 1))
 		return pthread_join(t, 0);
 	t->detached = 1;
 	t->exitlock = 0;
diff --git a/src/thread/pthread_spin_lock.c b/src/thread/pthread_spin_lock.c
index 0ab3d64f..df575f08 100644
--- a/src/thread/pthread_spin_lock.c
+++ b/src/thread/pthread_spin_lock.c
@@ -2,6 +2,6 @@
 
 int pthread_spin_lock(pthread_spinlock_t *s)
 {
-	while (a_xchg(s, 1)) a_spin();
+	while (a_swap(s, 1)) a_spin();
 	return 0;
 }
diff --git a/src/thread/pthread_spin_trylock.c b/src/thread/pthread_spin_trylock.c
index c12696b3..59de695d 100644
--- a/src/thread/pthread_spin_trylock.c
+++ b/src/thread/pthread_spin_trylock.c
@@ -2,5 +2,5 @@
 
 int pthread_spin_trylock(pthread_spinlock_t *s)
 {
-	return -a_xchg(s, 1) & EBUSY;
+	return -a_swap(s, 1) & EBUSY;
 }