[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/string/strerror.c b/ap/libc/glibc/glibc-2.22/string/strerror.c
new file mode 100644
index 0000000..824d09f
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/string/strerror.c
@@ -0,0 +1,44 @@
+/* Copyright (C) 1991-2015 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <libintl.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+/* Return a string describing the errno code in ERRNUM.
+ The storage is good only until the next call to strerror.
+ Writing to the storage causes undefined behavior. */
+libc_freeres_ptr (static char *buf);
+
+char *
+strerror (errnum)
+ int errnum;
+{
+ char *ret = __strerror_r (errnum, NULL, 0);
+ int saved_errno;
+
+ if (__glibc_likely (ret != NULL))
+ return ret;
+ saved_errno = errno;
+ if (buf == NULL)
+ buf = malloc (1024);
+ __set_errno (saved_errno);
+ if (buf == NULL)
+ return _("Unknown error");
+ return __strerror_r (errnum, buf, 1024);
+}