[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/sysdeps/posix/dl-fileid.h b/ap/libc/glibc/glibc-2.22/sysdeps/posix/dl-fileid.h
new file mode 100644
index 0000000..d0d5436
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/sysdeps/posix/dl-fileid.h
@@ -0,0 +1,50 @@
+/* File identity for the dynamic linker. Generic POSIX.1 version.
+ Copyright (C) 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 <stdbool.h>
+#include <sys/stat.h>
+
+/* For POSIX.1 systems, the pair of st_dev and st_ino constitute
+ a unique identifier for a file. */
+struct r_file_id
+ {
+ dev_t dev;
+ ino64_t ino;
+ };
+
+/* Sample FD to fill in *ID. Returns true on success.
+ On error, returns false, with errno set. */
+static inline bool
+_dl_get_file_id (int fd, struct r_file_id *id)
+{
+ struct stat64 st;
+
+ if (__glibc_unlikely (__fxstat64 (_STAT_VER, fd, &st) < 0))
+ return false;
+
+ id->dev = st.st_dev;
+ id->ino = st.st_ino;
+ return true;
+}
+
+/* Compare two results from _dl_get_file_id for equality. */
+static inline bool
+_dl_file_id_match_p (const struct r_file_id *a, const struct r_file_id *b)
+{
+ return a->dev == b->dev && a->ino == b->ino;
+}