[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/elf/tst-audit2.c b/ap/libc/glibc/glibc-2.22/elf/tst-audit2.c
new file mode 100644
index 0000000..1d69cd6
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/elf/tst-audit2.c
@@ -0,0 +1,61 @@
+/* Test case for early TLS initialization in dynamic linker. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <dlfcn.h>
+
+#define MAGIC1 0xabcdef72
+#define MAGIC2 0xd8675309
+static __thread unsigned int magic[] = { MAGIC1, MAGIC2 };
+static __thread int calloc_called;
+
+#undef calloc
+
+/* This calloc definition will be called by the dynamic linker itself.
+ We test that interposed calloc is called by the dynamic loader, and
+ that TLS is fully initialized by then. */
+
+void *
+calloc (size_t n, size_t m)
+{
+ if (!calloc_called)
+ {
+ /* Allow our calloc to be called more than once. */
+ calloc_called = 1;
+ if (magic[0] != MAGIC1 || magic[1] != MAGIC2)
+ {
+ printf ("{%x, %x} != {%x, %x}\n",
+ magic[0], magic[1], MAGIC1, MAGIC2);
+ abort ();
+ }
+ magic[0] = MAGIC2;
+ magic[1] = MAGIC1;
+ }
+
+ n *= m;
+ void *ptr = malloc (n);
+ if (ptr != NULL)
+ memset (ptr, '\0', n);
+ return ptr;
+}
+
+static int
+do_test (void)
+{
+ /* Make sure that our calloc is called from the dynamic linker at least
+ once. */
+ void *h = dlopen("$ORIGIN/tst-auditmod9b.so", RTLD_LAZY);
+ if (h != NULL)
+ dlclose (h);
+ if (magic[1] != MAGIC1 || magic[0] != MAGIC2)
+ {
+ printf ("{%x, %x} != {%x, %x}\n", magic[0], magic[1], MAGIC2, MAGIC1);
+ return 1;
+ }
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"