my_os2dlfcn.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:2k
- /* Copyright (C) Yuri Dario & 2000 MySQL AB
- All the above parties has a full, independent copyright to
- the following code, including the right to use the code in
- any manner without any demands from the other parties.
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
- This 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
- Library General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA */
- /*
- * dlfcn::Unix dynamic loading for OS/2
- *
- * Compatibility layer for dynamic loading.
- * Only minimal implementation
- *
- */
- #define RTLD_LAZY 0
- #define RTLD_NOW 0
- void* dlopen( char* path, int flag);
- char* dlerror( void);
- void* dlsym( void* hmod, char* fn);
- void dlclose( void* hmod);
- char fail[ 256];
- void* dlopen( char* path, int flag)
- {
- APIRET rc;
- HMODULE hmod;
- rc = DosLoadModule( fail, sizeof( fail), path, &hmod);
- if (rc)
- return NULL;
- return (void*) hmod;
- }
- char* dlerror( void)
- {
- return fail;
- }
- void* dlsym( void* hmod, char* fn)
- {
- APIRET rc;
- PFN addr;
- rc = DosQueryProcAddr( (HMODULE) hmod, 0l, fn, &addr);
- if (rc)
- return NULL;
- return (void*) addr;
- }
- void dlclose( void* hmod)
- {
- APIRET rc;
- rc = DosFreeModule( (HMODULE) hmod);
- }