[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/unistd/confstr.c b/ap/build/uClibc/libc/unistd/confstr.c
new file mode 100644
index 0000000..fc0bd59
--- /dev/null
+++ b/ap/build/uClibc/libc/unistd/confstr.c
@@ -0,0 +1,81 @@
+/* Copyright (C) 1991, 1996, 1997, 2000-2002, 2003, 2004
+   Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <stddef.h>
+#include <errno.h>
+#include <unistd.h>
+#include <string.h>
+
+
+#define CS_PATH "/bin:/usr/bin"
+
+/* If BUF is not NULL and LEN > 0, fill in at most LEN - 1 bytes
+   of BUF with the value corresponding to NAME and zero-terminate BUF.
+   Return the number of bytes required to hold NAME's entire value.  */
+size_t confstr (int name, char *buf, size_t len)
+{
+  const char *string;
+  size_t string_len;
+
+  switch (name)
+    {
+    case _CS_PATH:
+      {
+	static const char cs_path[] = CS_PATH;
+	string = cs_path;
+	string_len = sizeof (cs_path);
+      }
+      break;
+#ifdef __UCLIBC_HAS_THREADS__
+    case _CS_GNU_LIBPTHREAD_VERSION:
+# if defined __LINUXTHREADS_OLD__
+      string = "linuxthreads-0.01";
+      string_len = sizeof("linuxthreads-x.xx");
+# elif defined __LINUXTHREADS_NEW__
+      string = "linuxthreads-0.10";
+      string_len = sizeof("linuxthreads-x.xx");
+# elif defined __UCLIBC_HAS_THREADS_NATIVE__
+#  define __NPTL_VERSION ("NPTL " \
+		__stringify(__UCLIBC_MAJOR__) "." \
+		__stringify(__UCLIBC_MINOR__) "." \
+		__stringify(__UCLIBC_SUBLEVEL__))
+      string = __NPTL_VERSION;
+      string_len = sizeof(__NPTL_VERSION);
+# else
+#  error unable to determine thread impl
+# endif
+      break;
+#endif
+    default:
+      __set_errno (EINVAL);
+      return 0;
+    }
+
+  if (len > 0 && buf != NULL)
+    {
+      if (string_len <= len)
+	memcpy (buf, string, string_len);
+      else
+	{
+	  memcpy (buf, string, len - 1);
+	  buf[len - 1] = '\0';
+	}
+    }
+  return string_len;
+}