diff options
Diffstat (limited to 'storage/innobase/fil/fil0fil.cc')
| -rw-r--r-- | storage/innobase/fil/fil0fil.cc | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/storage/innobase/fil/fil0fil.cc b/storage/innobase/fil/fil0fil.cc index a4e7c6f2ef2..77c1353843c 100644 --- a/storage/innobase/fil/fil0fil.cc +++ b/storage/innobase/fil/fil0fil.cc @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 1995, 2015, Oracle and/or its affiliates. All Rights Reserved. +Copyright (c) 1995, 2016, Oracle and/or its affiliates. All Rights Reserved. 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 the Free Software @@ -3216,8 +3216,6 @@ fil_create_link_file( const char* tablename, /*!< in: tablename */ const char* filepath) /*!< in: pathname of tablespace */ { - os_file_t file; - ibool success; dberr_t err = DB_SUCCESS; char* link_filepath; char* prev_filepath = fil_read_link_file(tablename); @@ -3236,13 +3234,24 @@ fil_create_link_file( link_filepath = fil_make_isl_name(tablename); - file = os_file_create_simple_no_error_handling( - innodb_file_data_key, link_filepath, - OS_FILE_CREATE, OS_FILE_READ_WRITE, &success); + /** Check if the file already exists. */ + FILE* file = NULL; + ibool exists; + os_file_type_t ftype; - if (!success) { - /* The following call will print an error message */ - ulint error = os_file_get_last_error(true); + bool success = os_file_status(link_filepath, &exists, &ftype); + + ulint error = 0; + if (success && !exists) { + file = fopen(link_filepath, "w"); + if (file == NULL) { + /* This call will print its own error message */ + error = os_file_get_last_error(true); + } + } else { + error = OS_FILE_ALREADY_EXISTS; + } + if (error != 0) { ut_print_timestamp(stderr); fputs(" InnoDB: Cannot create file ", stderr); @@ -3267,13 +3276,17 @@ fil_create_link_file( return(err); } - if (!os_file_write(link_filepath, file, filepath, 0, - strlen(filepath))) { + ulint rbytes = fwrite(filepath, 1, strlen(filepath), file); + if (rbytes != strlen(filepath)) { + os_file_get_last_error(true); + ib_logf(IB_LOG_LEVEL_ERROR, + "cannot write link file " + "%s",filepath); err = DB_ERROR; } /* Close the file, we only need it at startup */ - os_file_close(file); + fclose(file); mem_free(link_filepath); |