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- /* Copyright (c) 2000, 2021, Oracle and/or its affiliates.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License, version 2.0,
- as published by the Free Software Foundation.
-
- This program is also distributed with certain software (including
- but not limited to OpenSSL) that is licensed under separate terms,
- as designated in a particular file or component or in included license
- documentation. The authors of MySQL hereby grant you an additional
- permission to link the program and your derivative works with the
- separately licensed software that they have included with MySQL.
-
- Without limiting anything contained in the foregoing, this file,
- which is part of C Driver for MySQL (Connector/C), is also subject to the
- Universal FOSS Exception, version 1.0, a copy of which can be found at
- http://oss.oracle.com/licenses/universal-foss-exception.
-
- This program 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 General Public License, version 2.0, for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
-
- #include "mysys_priv.h"
- #include "my_sys.h"
- #include <my_dir.h>
- #include <m_string.h>
- #include "mysys_err.h"
- #include "my_thread_local.h"
-
- #ifndef _WIN32
- #include <utime.h>
- #else
- #include <sys/utime.h>
- #endif
-
- /*
- Rename with copy stat form old file
- Copy stats from old file to new file, deletes orginal and
- changes new file name to old file name
-
- if MY_REDEL_MAKE_COPY is given, then the orginal file
- is renamed to org_name-'current_time'.BAK
-
- if MY_REDEL_NO_COPY_STAT is given, stats are not copied
- from org_name to tmp_name.
- */
-
- #define REDEL_EXT ".BAK"
-
- int my_redel(const char *org_name, const char *tmp_name, myf MyFlags)
- {
- int error=1;
- DBUG_ENTER("my_redel");
- DBUG_PRINT("my",("org_name: '%s' tmp_name: '%s' MyFlags: %d",
- org_name,tmp_name,MyFlags));
-
- if (!(MyFlags & MY_REDEL_NO_COPY_STAT))
- {
- if (my_copystat(org_name,tmp_name,MyFlags) < 0)
- goto end;
- }
- if (MyFlags & MY_REDEL_MAKE_BACKUP)
- {
- char name_buff[FN_REFLEN+20];
- char ext[20];
- ext[0]='-';
- get_date(ext+1,2+4,(time_t) 0);
- my_stpcpy(strend(ext),REDEL_EXT);
- if (my_rename(org_name, fn_format(name_buff, org_name, "", ext, 2),
- MyFlags))
- goto end;
- }
- else if (my_delete_allow_opened(org_name, MyFlags))
- goto end;
- if (my_rename(tmp_name,org_name,MyFlags))
- goto end;
-
- error=0;
- end:
- DBUG_RETURN(error);
- } /* my_redel */
-
-
- /* Copy stat from one file to another */
- /* Return -1 if can't get stat, 1 if wrong type of file */
-
- int my_copystat(const char *from, const char *to, int MyFlags)
- {
- MY_STAT statbuf;
-
- if (my_stat(from, &statbuf, MyFlags) == NULL)
- return -1; /* Can't get stat on input file */
-
- if ((statbuf.st_mode & S_IFMT) != S_IFREG)
- return 1;
-
- /* Copy modes */
- if (chmod(to, statbuf.st_mode & 07777))
- {
- set_my_errno(errno);
- if (MyFlags & (MY_FAE+MY_WME))
- {
- char errbuf[MYSYS_STRERROR_SIZE];
- my_error(EE_CHANGE_PERMISSIONS, MYF(0), from,
- errno, my_strerror(errbuf, sizeof(errbuf), errno));
- }
- return -1;
- }
-
- #if !defined(_WIN32)
- if (statbuf.st_nlink > 1 && MyFlags & MY_LINK_WARNING)
- {
- if (MyFlags & MY_LINK_WARNING)
- my_error(EE_LINK_WARNING,MYF(0),from,statbuf.st_nlink);
- }
- /* Copy ownership */
- if (chown(to, statbuf.st_uid, statbuf.st_gid))
- {
- set_my_errno(errno);
- if (MyFlags & (MY_FAE+MY_WME))
- {
- char errbuf[MYSYS_STRERROR_SIZE];
- my_error(EE_CHANGE_OWNERSHIP, MYF(0), from,
- errno, my_strerror(errbuf, sizeof(errbuf), errno));
- }
- return -1;
- }
- #endif /* !_WIN32 */
-
- if (MyFlags & MY_COPYTIME)
- {
- struct utimbuf timep;
- timep.actime = statbuf.st_atime;
- timep.modtime = statbuf.st_mtime;
- (void) utime((char*) to, &timep);/* Update last accessed and modified times */
- }
-
- return 0;
- } /* my_copystat */
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