SCIM Bridge 0.4.x
lt__private.h
1/* lt__private.h -- internal apis for libltdl
2
3 Copyright (C) 2004-2008, 2011-2019, 2021-2022 Free Software
4 Foundation, Inc.
5 Written by Gary V. Vaughan, 2004
6
7 NOTE: The canonical source of this file is maintained with the
8 GNU Libtool package. Report bugs to bug-libtool@gnu.org.
9
10This library is free software; you can redistribute it and/or
11modify it under the terms of the GNU Lesser General Public
12License as published by the Free Software Foundation; either
13version 2 of the License, or (at your option) any later version.
14
15As a special exception to the GNU Lesser General Public License,
16if you distribute this file as part of a program or library that
17is built using GNU libtool, you may include this file under the
18same distribution terms that you use for the rest of that program.
19
20GNU Libltdl is distributed in the hope that it will be useful,
21but WITHOUT ANY WARRANTY; without even the implied warranty of
22MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23GNU Lesser General Public License for more details.
24
25You should have received a copy of the GNU Lesser General Public
26License along with GNU Libltdl; see the file COPYING.LIB. If not, a
27copy con be downloaded from http://www.gnu.org/licenses/lgpl.html,
28or obtained by writing to the Free Software Foundation, Inc.,
2951 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
30*/
31
32#if !defined LT__PRIVATE_H
33#define LT__PRIVATE_H 1
34
35#if defined LT_CONFIG_H
36# include LT_CONFIG_H
37#else
38# include <config.h>
39#endif
40
41#include <stdio.h>
42#include <ctype.h>
43#include <assert.h>
44#include <errno.h>
45#include <string.h>
46
47#if defined HAVE_UNISTD_H
48# include <unistd.h>
49#endif
50
51/* Import internal interfaces... */
52#include "lt__alloc.h"
53#include "lt__dirent.h"
54#include "lt__strl.h"
55#include "lt__glibc.h"
56
57/* ...and all exported interfaces. */
58#include "ltdl.h"
59
60#if defined WITH_DMALLOC
61# include <dmalloc.h>
62#endif
63
64/* DLL building support on win32 hosts; mostly to workaround their
65 ridiculous implementation of data symbol exporting. */
66#ifndef LT_GLOBAL_DATA
67# if defined __WINDOWS__ || defined __CYGWIN__
68# if defined DLL_EXPORT /* defined by libtool (if required) */
69# define LT_GLOBAL_DATA __declspec(dllexport)
70# endif
71# endif
72# ifndef LT_GLOBAL_DATA
73# define LT_GLOBAL_DATA /* static linking or !__WINDOWS__ */
74# endif
75#endif
76
77#ifndef __attribute__
78# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) || __STRICT_ANSI__
79# define __attribute__(x)
80# endif
81#endif
82
83#ifndef LT__UNUSED
84# define LT__UNUSED __attribute__ ((__unused__))
85#endif
86
87
88LT_BEGIN_C_DECLS
89
90#if !defined errno
91extern int errno;
92#endif
93
94LT_SCOPE void lt__alloc_die_callback (void);
95
96
97/* For readability: */
98#define STRNEQ(s1, s2) (strcmp((s1), (s2)) != 0)
99#define STREQ(s1, s2) (strcmp((s1), (s2)) == 0)
100
101
102
103/* --- OPAQUE STRUCTURES DECLARED IN LTDL.H --- */
104
105/* This type is used for the array of interface data sets in each handler. */
106typedef struct {
107 lt_dlinterface_id key;
108 void * data;
110
112 lt_dlhandle next;
113 const lt_dlvtable * vtable; /* dlopening interface */
114 lt_dlinfo info; /* user visible fields */
115 int depcount; /* number of dependencies */
116 lt_dlhandle * deplibs; /* dependencies */
117 lt_module module; /* system module handle */
118 void * system; /* system specific data */
119 lt_interface_data * interface_data; /* per caller associated data */
120 int flags; /* various boolean stats */
121};
122
124 unsigned int try_ext:1; /* try system library extensions. */
125 unsigned int is_resident:1; /* module can't be unloaded. */
126 unsigned int is_symglobal:1; /* module symbols can satisfy
127 subsequently loaded modules. */
128 unsigned int is_symlocal:1; /* module symbols are only available
129 locally. */
130 unsigned int try_preload_only:1;/* only preloaded modules will be tried. */
131};
132
133/* --- ERROR HANDLING --- */
134
135/* Extract the diagnostic strings from the error table macro in the same
136 order as the enumerated indices in lt_error.h. */
137
138#define LT__STRERROR(name) lt__error_string(LT_CONC(LT_ERROR_,name))
139
140#define LT__GETERROR(lvalue) (lvalue) = lt__get_last_error()
141#define LT__SETERRORSTR(errormsg) lt__set_last_error(errormsg)
142#define LT__SETERROR(errorcode) LT__SETERRORSTR(LT__STRERROR(errorcode))
143
144LT_SCOPE const char *lt__error_string (int errorcode);
145LT_SCOPE const char *lt__get_last_error (void);
146LT_SCOPE const char *lt__set_last_error (const char *errormsg);
147
148LT_END_C_DECLS
149
150#endif
Definition lt__private.h:123
Definition lt__private.h:111
Definition ltdl.h:131
Definition lt_dlloader.h:62
Definition lt__private.h:106