[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/nptl/pt-system.c b/ap/libc/glibc/glibc-2.22/nptl/pt-system.c
new file mode 100644
index 0000000..389581f
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/nptl/pt-system.c
@@ -0,0 +1,64 @@
+/* ABI compatibility for 'system' symbol in libpthread ABI.
+ Copyright (C) 2002-2015 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdlib.h>
+#include <shlib-compat.h>
+
+/* libpthread once had its own 'system', though there was no apparent
+ reason for it. There is no use in having a separate symbol in
+ libpthread, but the historical ABI requires it. For static linking,
+ there is no need to provide anything here--the libc version will be
+ linked in. For shared library ABI compatibility, there must be a
+ 'system' symbol in libpthread.so; so we define it using IFUNC to
+ redirect to the libc function. */
+
+#if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_22)
+
+# if HAVE_IFUNC
+
+static __typeof (system) *
+__attribute__ ((used))
+system_resolve (void)
+{
+ return &__libc_system;
+}
+
+asm (".globl system_ifunc\n"
+ ".type system_ifunc, %gnu_indirect_function");
+
+# ifdef HAVE_ASM_SET_DIRECTIVE
+asm (".set system_ifunc, system_resolve");
+# else
+asm ("system_ifunc = system_resolve");
+# endif
+
+# else /* !HAVE_IFUNC */
+
+static int __attribute__ ((used))
+system_compat (const char *line)
+{
+ return __libc_system (line);
+}
+strong_alias (system_compat, system_ifunc)
+
+# endif /* HAVE_IFUNC */
+
+compat_symbol (libpthread, system_ifunc, system, GLIBC_2_0);
+
+#endif