1 files changed, 37 insertions, 0 deletions
diff --git a/posix_memalignn.c b/posix_memalignn.c
new file mode 100644
index 0000000..9f2617b
--- /dev/null
+++ b/posix_memalignn.c
@@ -0,0 +1,37 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+extern inline int libsimple_posix_memalignn(void **, size_t, size_t, ...);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	struct allocinfo *info;
+	void *ptr;
+
+	assert(libsimple_posix_memalignn(&ptr, 128, 0) == EINVAL && !errno);
+
+	assert(libsimple_posix_memalignn(&ptr, 1024, SIZE_MAX, 2, 0) == ENOMEM && !errno);
+
+	assert(!libsimple_posix_memalignn(&ptr, 2 * sizeof(void *), 12, 12, 3, 0));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 432);
+		assert(info->alignment == 2 * sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	assert(!errno);
+
+	return 0;
+}
+
+#endif