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-rw-r--r--tests/equal.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/tests/equal.c b/tests/equal.c
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+++ b/tests/equal.c
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+/*
+ * 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;
+}