| 0,0 → 1,94 |
|---|
| /************************************************************************** |
| * |
| * Copyright 2009 VMware, Inc. |
| * Copyright 1999-2008 Brian Paul |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| **************************************************************************/ |
| |
| |
| #include "pipe/p_config.h" |
| #include "pipe/p_compiler.h" |
| |
| #if defined(PIPE_OS_UNIX) |
| #include <dlfcn.h> |
| #endif |
| #if defined(PIPE_OS_WINDOWS) |
| #include <windows.h> |
| #endif |
| |
| #include "u_dl.h" |
| #include "u_pointer.h" |
| |
| |
| struct util_dl_library * |
| util_dl_open(const char *filename) |
| { |
| #if defined(PIPE_OS_UNIX) |
| return (struct util_dl_library *)dlopen(filename, RTLD_LAZY | RTLD_GLOBAL); |
| #elif defined(PIPE_OS_WINDOWS) |
| return (struct util_dl_library *)LoadLibraryA(filename); |
| #else |
| return NULL; |
| #endif |
| } |
| |
| |
| util_dl_proc |
| util_dl_get_proc_address(struct util_dl_library *library, |
| const char *procname) |
| { |
| #if defined(PIPE_OS_UNIX) |
| return (util_dl_proc) pointer_to_func(dlsym((void *)library, procname)); |
| #elif defined(PIPE_OS_WINDOWS) |
| return (util_dl_proc)GetProcAddress((HMODULE)library, procname); |
| #else |
| return (util_dl_proc)NULL; |
| #endif |
| } |
| |
| |
| void |
| util_dl_close(struct util_dl_library *library) |
| { |
| #if defined(PIPE_OS_UNIX) |
| dlclose((void *)library); |
| #elif defined(PIPE_OS_WINDOWS) |
| FreeLibrary((HMODULE)library); |
| #else |
| (void)library; |
| #endif |
| } |
| |
| |
| const char * |
| util_dl_error(void) |
| { |
| #if defined(PIPE_OS_UNIX) |
| return dlerror(); |
| #elif defined(PIPE_OS_WINDOWS) |
| return "unknown error"; |
| #else |
| return "unknown error"; |
| #endif |
| } |