1 /**************************************************************************
3 * Copyright 2009 VMware, Inc.
4 * Copyright 1999-2008 Brian Paul
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 * The above copyright notice and this permission notice (including the
24 * next paragraph) shall be included in all copies or substantial portions
27 **************************************************************************/
30 #include "pipe/p_config.h"
31 #include "pipe/p_compiler.h"
33 #if defined(PIPE_OS_UNIX)
36 #if defined(PIPE_OS_WINDOWS)
43 struct util_dl_library
*
44 util_dl_open(const char *filename
)
46 #if defined(PIPE_OS_UNIX)
47 return (struct util_dl_library
*)dlopen(filename
, RTLD_LAZY
| RTLD_GLOBAL
);
48 #elif defined(PIPE_OS_WINDOWS)
49 return (struct util_dl_library
*)LoadLibraryA(filename
);
57 util_dl_get_proc_address(struct util_dl_library
*library
,
60 #if defined(PIPE_OS_UNIX)
61 return (util_dl_proc
)dlsym((void *)library
, procname
);
62 #elif defined(PIPE_OS_WINDOWS)
63 return (util_dl_proc
)GetProcAddress((HMODULE
)library
, procname
);
65 return (util_dl_proc
)NULL
;
71 util_dl_close(struct util_dl_library
*library
)
73 #if defined(PIPE_OS_UNIX)
74 dlclose((void *)library
);
75 #elif defined(PIPE_OS_WINDOWS)
76 FreeLibrary((HMODULE
)library
);
86 #if defined(PIPE_OS_UNIX)
88 #elif defined(PIPE_OS_WINDOWS)
89 return "unknown error";
91 return "unknown error";