Merge tag 'mariadb-5.5.55' into bb-5.5-sachin-merge

Signed-off-by: Sachin Setiya <sachin.setiya@mariadb.com>

3 files changed, 12 insertions, 49 deletions

diff --git a/include/my_sys.h b/include/my_sys.h
index 5392a94d27e..10551e119ac 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -63,9 +63,9 @@ typedef struct my_aio_result {
 #define MY_FAE		8	/* Fatal if any error */
 #define MY_WME		16	/* Write message on error */
 #define MY_WAIT_IF_FULL 32	/* Wait and try again if disk full error */
-#define MY_IGNORE_BADFD 32      /* my_sync: ignore 'bad descriptor' errors */
-#define MY_UNUSED       64      /* Unused (was support for RAID) */
-#define MY_FULL_IO     512      /* For my_read - loop intil I/O is complete */
+#define MY_IGNORE_BADFD 32      /* my_sync(): ignore 'bad descriptor' errors */
+#define MY_NOSYMLINKS  512      /* my_open(): don't follow symlinks */
+#define MY_FULL_IO     512      /* my_read(): loop intil I/O is complete */
 #define MY_DONT_CHECK_FILESIZE 128 /* Option to init_io_cache() */
 #define MY_LINK_WARNING 32	/* my_redel() gives warning if links */
 #define MY_COPYTIME	64	/* my_redel() copys time */
@@ -227,7 +227,7 @@ extern ulong	my_file_opened,my_stream_opened, my_tmp_file_created;
 extern ulong    my_file_total_opened;
 extern ulong    my_sync_count;
 extern uint	mysys_usage_id;
-extern my_bool	my_init_done;
+extern my_bool	my_init_done, my_thr_key_mysys_exists;
 extern my_bool  my_assert_on_error;
 extern myf      my_global_flags;        /* Set to MY_WME for more error messages */
 					/* Point to current my_message() */
@@ -548,6 +548,8 @@ extern ulong my_crc_dbug_check;
 typedef int (*Process_option_func)(void *ctx, const char *group_name,
                                    const char *option);
 
+extern int (*mysys_test_invalid_symlink)(const char *filename);
+
 #include <my_alloc.h>
 
 
@@ -576,9 +578,11 @@ extern int my_realpath(char *to, const char *filename, myf MyFlags);
 extern File my_create_with_symlink(const char *linkname, const char *filename,
 				   int createflags, int access_flags,
 				   myf MyFlags);
-extern int my_delete_with_symlink(const char *name, myf MyFlags);
 extern int my_rename_with_symlink(const char *from,const char *to,myf MyFlags);
 extern int my_symlink(const char *content, const char *linkname, myf MyFlags);
+extern int my_handler_delete_with_symlink(PSI_file_key key, const char *name,
+                                          const char *ext, myf sync_dir);
+
 extern size_t my_read(File Filedes,uchar *Buffer,size_t Count,myf MyFlags);
 extern size_t my_pread(File Filedes,uchar *Buffer,size_t Count,my_off_t offset,
 		     myf MyFlags);
diff --git a/include/mysql/psi/mysql_file.h b/include/mysql/psi/mysql_file.h
index 6fc6689c47d..4a0f3fdd68b 100644
--- a/include/mysql/psi/mysql_file.h
+++ b/include/mysql/psi/mysql_file.h
@@ -435,20 +435,6 @@
 #endif
 
 /**
-  @def mysql_file_delete_with_symlink(K, P1, P2)
-  Instrumented delete with symbolic link.
-  @c mysql_file_delete_with_symlink is a replacement
-  for @c my_delete_with_symlink.
-*/
-#ifdef HAVE_PSI_INTERFACE
-  #define mysql_file_delete_with_symlink(K, P1, P2) \
-  inline_mysql_file_delete_with_symlink(K, __FILE__, __LINE__, P1, P2)
-#else
-  #define mysql_file_delete_with_symlink(K, P1, P2) \
-  inline_mysql_file_delete_with_symlink(P1, P2)
-#endif
-
-/**
   @def mysql_file_rename_with_symlink(K, P1, P2, P3)
   Instrumented rename with symbolic link.
   @c mysql_file_rename_with_symlink is a replacement
@@ -1349,33 +1335,6 @@ inline_mysql_file_create_with_symlink(
 }
 
 static inline int
-inline_mysql_file_delete_with_symlink(
-#ifdef HAVE_PSI_INTERFACE
-  PSI_file_key key, const char *src_file, uint src_line,
-#endif
-  const char *name, myf flags)
-{
-  int result;
-#ifdef HAVE_PSI_INTERFACE
-  struct PSI_file_locker *locker= NULL;
-  PSI_file_locker_state state;
-  if (likely(PSI_server != NULL))
-  {
-    locker= PSI_server->get_thread_file_name_locker(&state, key, PSI_FILE_DELETE,
-                                                    name, &locker);
-    if (likely(locker != NULL))
-      PSI_server->start_file_wait(locker, (size_t) 0, src_file, src_line);
-  }
-#endif
-  result= my_delete_with_symlink(name, flags);
-#ifdef HAVE_PSI_INTERFACE
-  if (likely(locker != NULL))
-    PSI_server->end_file_wait(locker, (size_t) 0);
-#endif
-  return result;
-}
-
-static inline int
 inline_mysql_file_rename_with_symlink(
 #ifdef HAVE_PSI_INTERFACE
   PSI_file_key key, const char *src_file, uint src_line,
diff --git a/include/welcome_copyright_notice.h b/include/welcome_copyright_notice.h
index e9891856221..cd7cd6692be 100644
--- a/include/welcome_copyright_notice.h
+++ b/include/welcome_copyright_notice.h
@@ -1,5 +1,5 @@
-/* Copyright (c) 2011, 2016, Oracle and/or its affiliates.
-   Copyright (c) 2011, 2016, MariaDB
+/* Copyright (c) 2011, 2017, Oracle and/or its affiliates.
+   Copyright (c) 2011, 2017, MariaDB
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -17,7 +17,7 @@
 #ifndef _welcome_copyright_notice_h_
 #define _welcome_copyright_notice_h_
 
-#define COPYRIGHT_NOTICE_CURRENT_YEAR "2016"
+#define COPYRIGHT_NOTICE_CURRENT_YEAR "2017"
 
 /*
   This define specifies copyright notice which is displayed by every MySQL