Return to lt_dlloader.h CVS log

Up to [parser3project] / parser3 / src / lib / ltdl / libltdl

Annotation of parser3/src/lib/ltdl/libltdl/lt_dlloader.h, revision 1.2

1.1       moko        1: /* lt_dlloader.h -- dynamic library loader interface
                      2: 
1.2     ! moko        3:    Copyright (C) 2004, 2007-2008, 2011-2019, 2021-2024 Free Software
        !             4:    Foundation, Inc.
1.1       moko        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: 
                     10: GNU Libltdl is free software; you can redistribute it and/or
                     11: modify it under the terms of the GNU Lesser General Public
                     12: License as published by the Free Software Foundation; either
                     13: version 2 of the License, or (at your option) any later version.
                     14: 
                     15: As a special exception to the GNU Lesser General Public License,
                     16: if you distribute this file as part of a program or library that
                     17: is built using GNU Libtool, you may include this file under the
                     18: same distribution terms that you use for the rest of that program.
                     19: 
                     20: GNU Libltdl is distributed in the hope that it will be useful,
                     21: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     22: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     23: GNU Lesser General Public License for more details.
                     24: 
                     25: You should have received a copy of the GNU Lesser General Public
1.2     ! moko       26: License along with GNU Libltdl.  If not, see <https://www.gnu.org/licenses/>.
1.1       moko       27: */
                     28: 
1.2     ! moko       29: #if !defined LT_DLLOADER_H
1.1       moko       30: #define LT_DLLOADER_H 1
                     31: 
                     32: #include <libltdl/lt_system.h>
                     33: 
                     34: LT_BEGIN_C_DECLS
                     35: 
                     36: typedef        void *  lt_dlloader;
                     37: typedef void * lt_module;
                     38: typedef void * lt_user_data;
                     39: typedef struct lt__advise *    lt_dladvise;
                     40: 
                     41: /* Function pointer types for module loader vtable entries:  */
                     42: typedef lt_module   lt_module_open     (lt_user_data data,
                     43:                                         const char *filename,
                     44:                                         lt_dladvise advise);
                     45: typedef int        lt_module_close     (lt_user_data data,
                     46:                                         lt_module module);
                     47: typedef void *     lt_find_sym         (lt_user_data data, lt_module module,
                     48:                                         const char *symbolname);
                     49: typedef int        lt_dlloader_init    (lt_user_data data);
                     50: typedef int        lt_dlloader_exit    (lt_user_data data);
                     51: 
                     52: /* Default priority is LT_DLLOADER_PREPEND if none is explicitly given.  */
                     53: typedef enum {
                     54:   LT_DLLOADER_PREPEND = 0, LT_DLLOADER_APPEND
                     55: } lt_dlloader_priority;
                     56: 
                     57: /* This structure defines a module loader, as populated by the get_vtable
                     58:    entry point of each loader.  */
                     59: typedef struct {
                     60:   const char *         name;
                     61:   const char *         sym_prefix;
                     62:   lt_module_open *     module_open;
                     63:   lt_module_close *    module_close;
                     64:   lt_find_sym *                find_sym;
                     65:   lt_dlloader_init *   dlloader_init;
                     66:   lt_dlloader_exit *   dlloader_exit;
                     67:   lt_user_data         dlloader_data;
                     68:   lt_dlloader_priority priority;
                     69: } lt_dlvtable;
                     70: 
                     71: LT_SCOPE int           lt_dlloader_add    (const lt_dlvtable *vtable);
                     72: LT_SCOPE lt_dlloader   lt_dlloader_next   (const lt_dlloader loader);
                     73: 
                     74: LT_SCOPE lt_dlvtable * lt_dlloader_remove      (const char *name);
                     75: LT_SCOPE const lt_dlvtable *lt_dlloader_find   (const char *name);
                     76: LT_SCOPE const lt_dlvtable *lt_dlloader_get    (lt_dlloader loader);
                     77: 
                     78: 
                     79: /* Type of a function to get a loader's vtable:  */
                     80: typedef  const lt_dlvtable *lt_get_vtable      (lt_user_data data);
                     81: 
                     82: #ifdef LT_DEBUG_LOADERS
                     83: LT_SCOPE void          lt_dlloader_dump        (void);
                     84: #endif
                     85: 
                     86: LT_END_C_DECLS
                     87: 
1.2     ! moko       88: #endif /*!defined LT_DLLOADER_H*/