You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.8 KiB
74 lines
2.8 KiB
5 months ago
|
/*
|
||
|
|
Copyright (c) 2016, 2017, 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, 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.
|
||
|
|
|
||
|
|
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 */
|
||
|
|
|
||
|
|
#ifndef MY_SHAREDLIB_INCLUDED
|
||
|
|
#define MY_SHAREDLIB_INCLUDED
|
||
|
|
|
||
|
|
/**
|
||
|
|
@file include/my_sharedlib.h
|
||
|
|
Functions related to handling of plugins and other dynamically loaded
|
||
|
|
libraries.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#if defined(_WIN32)
|
||
|
|
#define dlsym(lib, name) (void *)GetProcAddress((HMODULE)lib, name)
|
||
|
|
#define dlopen(libname, unused) LoadLibraryEx(libname, NULL, 0)
|
||
|
|
#define dlclose(lib) FreeLibrary((HMODULE)lib)
|
||
|
|
#define DLERROR_GENERATE(errmsg, error_number) \
|
||
|
|
char win_errormsg[2048]; \
|
||
|
|
if (FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, 0, error_number, 0, \
|
||
|
|
win_errormsg, 2048, NULL)) { \
|
||
|
|
char *ptr; \
|
||
|
|
for (ptr = &win_errormsg[0] + strlen(win_errormsg) - 1; \
|
||
|
|
ptr >= &win_errormsg[0] && strchr("\r\n\t\0x20", *ptr); ptr--) \
|
||
|
|
*ptr = 0; \
|
||
|
|
errmsg = win_errormsg; \
|
||
|
|
} else \
|
||
|
|
errmsg = ""
|
||
|
|
#define dlerror() ""
|
||
|
|
#define dlopen_errno GetLastError()
|
||
|
|
|
||
|
|
#else /* _WIN32 */
|
||
|
|
|
||
|
|
#ifndef MYSQL_ABI_CHECK
|
||
|
|
#include <dlfcn.h>
|
||
|
|
#include <errno.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define DLERROR_GENERATE(errmsg, error_number) errmsg = dlerror()
|
||
|
|
#define dlopen_errno errno
|
||
|
|
#endif /* _WIN32 */
|
||
|
|
|
||
|
|
/*
|
||
|
|
MYSQL_PLUGIN_IMPORT macro is used to export mysqld data
|
||
|
|
(i.e variables) for usage in storage engine loadable plugins.
|
||
|
|
Outside of Windows, it is dummy.
|
||
|
|
*/
|
||
|
|
#if (defined(_WIN32) && defined(MYSQL_DYNAMIC_PLUGIN))
|
||
|
|
#define MYSQL_PLUGIN_IMPORT __declspec(dllimport)
|
||
|
|
#else
|
||
|
|
#define MYSQL_PLUGIN_IMPORT
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif // MY_SHAREDLIB_INCLUDED
|