<fts.h>: fix nullability annotation.
The array of paths is NULL-terminated. Add a basic smoke test for
<fts.h>, but our clang isn't clever enough to notice this particular
header file bug anyway.
Signed-off-by: Saleem Abdulrasool <compnerd@compnerd.org>
Test: treehugger
Change-Id: I6afa93e8a2a7edf64dd54240a98d7bd6c13283a8
diff --git a/tests/fts_test.cpp b/tests/fts_test.cpp
new file mode 100644
index 0000000..39e570b
--- /dev/null
+++ b/tests/fts_test.cpp
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <gtest/gtest.h>
+
+#if !defined(__GLIBC__)
+#include <fts.h>
+#endif
+
+TEST(fts, smoke) {
+#if !defined(__GLIBC__)
+ char* const paths[] = { const_cast<char*>("."), NULL };
+ FTS* fts = fts_open(paths, FTS_PHYSICAL, NULL);
+ ASSERT_TRUE(fts != NULL);
+ FTSENT* e;
+ while ((e = fts_read(fts)) != NULL) {
+ ASSERT_EQ(0, fts_set(fts, e, FTS_SKIP));
+ }
+ ASSERT_EQ(0, fts_close(fts));
+#else
+ GTEST_SKIP() << "no _FILE_OFFSET_BITS=64 <fts.h> in our old glibc";
+#endif
+}