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Unified Diff: fusl/src/thread/pthread_spin_trylock.c

Issue 1573973002: Add a "fork" of musl as //fusl. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: fusl/src/thread/pthread_spin_trylock.c
diff --git a/fusl/src/thread/pthread_spin_trylock.c b/fusl/src/thread/pthread_spin_trylock.c
new file mode 100644
index 0000000000000000000000000000000000000000..5284fdac24d4ae70eb06242131dff16a33c61d90
--- /dev/null
+++ b/fusl/src/thread/pthread_spin_trylock.c
@@ -0,0 +1,7 @@
+#include "pthread_impl.h"
+#include <errno.h>
+
+int pthread_spin_trylock(pthread_spinlock_t *s)
+{
+ return a_cas(s, 0, EBUSY);
+}
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