1 files changed, 39 insertions, 0 deletions
diff --git a/tests/equal.c b/tests/equal.c
new file mode 100644
index 0000000..12dbfc2
--- /dev/null
+++ b/tests/equal.c
@@ -0,0 +1,39 @@
+/*
+ * Test for pthread_equal().
+ *
+ * Depends on API functions: pthread_create().
+ */
+
+#include <pthread.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+void *
+func(void * arg)
+{
+	for (;;)
+	{ /* spin */ }
+}
+
+int
+main(int argc, char * argv[])
+{
+	pthread_t id[2];
+	int rc;
+
+	/* Create two threads and compare their thread IDs.
+	   The threads will chew CPU, but ensure that their
+	   IDs will be valid for a long time :-). */
+
+	pthread_create(&id[0], NULL, entry, NULL);
+	pthread_create(&id[1], NULL, entry, NULL);
+
+	if (pthread_equal(id[0], id[1]) == 0)
+	{
+		/* This is impossible. */
+		abort();
+	}
+	
+	/* Never reached. */
+	return 0;
+}