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1 | /* ltdl.h -- generic dlopen functions | |
2 | Copyright (C) 1998-1999 Free Software Foundation, Inc. | |
3 | Originally by Thomas Tanner <tanner@ffii.org> | |
4 | This file is part of GNU Libtool. | |
5 | ||
6 | This library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Library General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2 of the License, or (at your option) any later version. | |
10 | ||
11 | As a special exception to the GNU Library General Public License, | |
12 | if you distribute this file as part of a program that uses GNU libtool | |
13 | to create libraries and programs, you may include it under the same | |
14 | distribution terms that you use for the rest of that program. | |
15 | ||
16 | This library is distributed in the hope that it will be useful, | |
17 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | Library General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU Library General Public | |
22 | License along with this library; if not, write to the Free | |
23 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
24 | 02111-1307 USA | |
25 | */ | |
26 | ||
27 | /* Only include this header file once. */ | |
28 | #ifndef _LTDL_H_ | |
29 | #define _LTDL_H_ 1 | |
30 | ||
31 | /* __BEGIN_DECLS should be used at the beginning of your declarations, | |
32 | so that C++ compilers don't mangle their names. Use __END_DECLS at | |
33 | the end of C declarations. */ | |
34 | #undef __BEGIN_DECLS | |
35 | #undef __END_DECLS | |
36 | #ifdef __cplusplus | |
37 | # define __BEGIN_DECLS extern "C" { | |
38 | # define __END_DECLS } | |
39 | #else | |
40 | # define __BEGIN_DECLS /* empty */ | |
41 | # define __END_DECLS /* empty */ | |
42 | #endif | |
43 | ||
44 | /* LTDL_PARAMS is a macro used to wrap function prototypes, so that compilers | |
45 | that don't understand ANSI C prototypes still work, and ANSI C | |
46 | compilers can issue warnings about type mismatches. */ | |
47 | #undef LTDL_PARAMS | |
48 | #undef lt_ptr_t | |
49 | #if defined (__STDC__) || defined (_AIX) || (defined (__mips) && defined (_SYSTYPE_SVR4)) || defined(WIN32) || defined(__cplusplus) | |
50 | # define LTDL_PARAMS(protos) protos | |
51 | # define lt_ptr_t void* | |
52 | #else | |
53 | # define LTDL_PARAMS(protos) () | |
54 | # define lt_ptr_t char* | |
55 | #endif | |
56 | ||
57 | #include <stdlib.h> | |
58 | ||
59 | #ifdef _LTDL_COMPILE_ | |
60 | typedef struct lt_dlhandle_t *lt_dlhandle; | |
61 | #else | |
62 | typedef lt_ptr_t lt_dlhandle; | |
63 | #endif | |
64 | ||
65 | typedef struct { | |
66 | const char *name; | |
67 | lt_ptr_t address; | |
68 | } lt_dlsymlist; | |
69 | ||
70 | __BEGIN_DECLS | |
71 | extern int lt_dlinit LTDL_PARAMS((void)); | |
72 | extern int lt_dlpreload LTDL_PARAMS((const lt_dlsymlist *preloaded)); | |
73 | extern int lt_dlpreload_default LTDL_PARAMS((const lt_dlsymlist *preloaded)); | |
74 | extern int lt_dlexit LTDL_PARAMS((void)); | |
75 | extern lt_dlhandle lt_dlopen LTDL_PARAMS((const char *filename)); | |
76 | extern lt_dlhandle lt_dlopenext LTDL_PARAMS((const char *filename)); | |
77 | extern int lt_dlclose LTDL_PARAMS((lt_dlhandle handle)); | |
78 | extern lt_ptr_t lt_dlsym LTDL_PARAMS((lt_dlhandle handle, const char *name)); | |
79 | extern const char *lt_dlerror LTDL_PARAMS((void)); | |
80 | extern int lt_dladdsearchdir LTDL_PARAMS((const char *search_dir)); | |
81 | extern int lt_dlsetsearchpath LTDL_PARAMS((const char *search_path)); | |
82 | extern const char *lt_dlgetsearchpath LTDL_PARAMS((void)); | |
83 | ||
84 | extern const lt_dlsymlist lt_preloaded_symbols[]; | |
85 | #define LTDL_SET_PRELOADED_SYMBOLS() lt_dlpreload_default(lt_preloaded_symbols) | |
86 | ||
87 | extern lt_ptr_t (*lt_dlmalloc)LTDL_PARAMS((size_t size)); | |
88 | extern void (*lt_dlfree)LTDL_PARAMS((lt_ptr_t ptr)); | |
89 | ||
90 | __END_DECLS | |
91 | ||
92 | #endif /* !_LTDL_H_ */ |