ltdl.h File Reference #include <sys/types.h> Include dependency graph for ltdl.h: This graph shows which files directly or indirectly include this file: Go to the source code of this file. Classes struct   lt_dlsymlist struct   lt_dlinfo struct   lt_user_dlloader Defines #define  LTDL_H   1 #define  LT_EOS_CHAR   '\0' #define  LT_BEGIN_C_DECLS #define  LT_END_C_DECLS #define  LT_PARAMS(protos)   () #define  lt_ptr   char* #define  LT_STMT_START   do #define  LT_STMT_END   while (0) #define  LT_CONC(s, t)   s/**/t #define  LT_STRLEN(s)   (((s) && (s)[0]) ? strlen (s) : 0) #define  LT_PATHSEP_CHAR   ':' #define  LT_SCOPE   extern #define  LTDL_SET_PRELOADED_SYMBOLS() #define  lt_dlerror_table #define  LT_ERROR(name, diagnostic)   LT_CONC(LT_ERROR_, name), Typedefs typedef lt_dlhandle_struct *  lt_dlhandle typedef void  lt_dlmutex_lock () typedef void  lt_dlmutex_unlock () typedef void  lt_dlmutex_seterror () typedef const char *  lt_dlmutex_geterror () typedef unsigned  lt_dlcaller_id typedef lt_dlloader  lt_dlloader typedef char *  lt_user_data typedef char *  lt_module typedef lt_module  lt_module_open () typedef int  lt_module_close () typedef char *  lt_find_sym () typedef int  lt_dlloader_exit () Enumerations enum   {   name, UNKNOWN, DLOPEN_NOT_SUPPORTED, INVALID_LOADER,   INIT_LOADER, REMOVE_LOADER, FILE_NOT_FOUND, DEPLIB_NOT_FOUND,   NO_SYMBOLS, CANNOT_OPEN, CANNOT_CLOSE, SYMBOL_NOT_FOUND,   NO_MEMORY, INVALID_HANDLE, BUFFER_OVERFLOW, INVALID_ERRORCODE,   SHUTDOWN, CLOSE_RESIDENT_MODULE, INVALID_MUTEX_ARGS, INVALID_POSITION,   LT_ERROR_MAX } Functions int  lt_dlinit () int  lt_dlexit () int  lt_dladdsearchdir () int  lt_dlinsertsearchdir () int  lt_dlsetsearchpath () const char *  lt_dlgetsearchpath () int  lt_dlforeachfile () lt_dlhandle  lt_dlopen () lt_dlhandle  lt_dlopenext () char *  lt_dlsym () const char *  lt_dlerror () int  lt_dlclose () int  lt_dlmakeresident () int  lt_dlisresident () int  lt_dlmutex_register () int  lt_dlpreload () int  lt_dlpreload_default () const lt_dlinfo *  lt_dlgetinfo () lt_dlhandle  lt_dlhandle_next () int  lt_dlforeach () lt_dlcaller_id  lt_dlcaller_register () char *  lt_dlcaller_set_data () char *  lt_dlcaller_get_data () lt_dlloader *  lt_dlloader_next () lt_dlloader *  lt_dlloader_find () const char *  lt_dlloader_name () lt_user_data *  lt_dlloader_data () int  lt_dlloader_add () int  lt_dlloader_remove () int  lt_dladderror () int  lt_dlseterror () Variables char *(*  lt_dlmalloc )() char *(*  lt_dlrealloc )() void(*  lt_dlfree )() Define Documentation #define LT_BEGIN_C_DECLS   Definition at line 47 of file ltdl.h. #define LT_CONC (  s, t   )     s/**/t   Definition at line 85 of file ltdl.h. #define lt_dlerror_table   Value: LT_ERROR(UNKNOWN, "unknown error") \ LT_ERROR(DLOPEN_NOT_SUPPORTED, "dlopen support not available") \ LT_ERROR(INVALID_LOADER, "invalid loader") \ LT_ERROR(INIT_LOADER, "loader initialization failed") \ LT_ERROR(REMOVE_LOADER, "loader removal failed") \ LT_ERROR(FILE_NOT_FOUND, "file not found") \ LT_ERROR(DEPLIB_NOT_FOUND, "dependency library not found") \ LT_ERROR(NO_SYMBOLS, "no symbols defined") \ LT_ERROR(CANNOT_OPEN, "can't open the module") \ LT_ERROR(CANNOT_CLOSE, "can't close the module") \ LT_ERROR(SYMBOL_NOT_FOUND, "symbol not found") \ LT_ERROR(NO_MEMORY, "not enough memory") \ LT_ERROR(INVALID_HANDLE, "invalid module handle") \ LT_ERROR(BUFFER_OVERFLOW, "internal buffer overflow") \ LT_ERROR(INVALID_ERRORCODE, "invalid errorcode") \ LT_ERROR(SHUTDOWN, "library already shutdown") \ LT_ERROR(CLOSE_RESIDENT_MODULE, "can't close resident module") \ LT_ERROR(INVALID_MUTEX_ARGS, "invalid mutex handler registration") \ LT_ERROR(INVALID_POSITION, "invalid search path insert position") Definition at line 313 of file ltdl.h. #define LT_END_C_DECLS   Definition at line 48 of file ltdl.h. #define LT_EOS_CHAR   '\0'   Definition at line 38 of file ltdl.h. Referenced by canonicalize_path(), find_file_callback(), lt_argz_insertdir(), lt_dlopenext(), rpl_argz_create_sep(), rpl_argz_insert(), rpl_argz_next(), rpl_argz_stringify(), rpl_strchr(), rpl_strrchr(), trim(), and try_dlopen(). #define LT_ERROR (  name, diagnostic   )     LT_CONC(LT_ERROR_, name), #define LT_PARAMS (  protos   )     ()   Definition at line 61 of file ltdl.h. Referenced by foreachfile_callback(). #define LT_PATHSEP_CHAR   ':'   Definition at line 124 of file ltdl.h. Referenced by argzize_path(), canonicalize_path(), and lt_dlpath_insertdir(). #define lt_ptr   char*   Examples: tests/mybackend.cc. Definition at line 62 of file ltdl.h. Referenced by ltmm::backend< ThreadPolicy >::find_sym(), ltmm::handle< ThreadPolicy >::find_symbol(), foreachfile_callback(), ltmm::loader< ThreadPolicy >::load(), lt_dlcaller_get_data(), lt_dlcaller_set_data(), lt_dlsym(), lt_emalloc(), lt_erealloc(), ltmm::symbol::symbol(), and ltmm::loader< ThreadPolicy >::unload(). #define LT_SCOPE   extern   Definition at line 139 of file ltdl.h. #define LT_STMT_END   while (0)   Definition at line 76 of file ltdl.h. #define LT_STMT_START   do   Definition at line 75 of file ltdl.h. #define LT_STRLEN (  s   )     (((s) && (s)[0]) ? strlen (s) : 0)   Definition at line 89 of file ltdl.h. Referenced by canonicalize_path(), foreach_dirinpath(), list_files_by_dir(), load_deplibs(), lt_argz_insertdir(), lt_dlinsertsearchdir(), lt_dlopenext(), lt_dlsetsearchpath(), lt_dlsym(), lt_estrdup(), rpl_argz_create_sep(), rpl_argz_insert(), trim(), try_dlopen(), and tryall_dlopen_module(). #define LTDL_H   1   Definition at line 29 of file ltdl.h.   #define LTDL_SET_PRELOADED_SYMBOLS (   )    Value: LT_STMT_START{ \ extern const lt_dlsymlist lt_preloaded_symbols[]; \ lt_dlpreload_default(lt_preloaded_symbols); \ }LT_STMT_END Definition at line 230 of file ltdl.h. Typedef Documentation typedef unsigned lt_dlcaller_id   Definition at line 256 of file ltdl.h. typedef struct lt_dlhandle_struct* lt_dlhandle   Definition at line 153 of file ltdl.h. typedef struct lt_dlloader lt_dlloader   Definition at line 270 of file ltdl.h. typedef int lt_dlloader_exit()   Definition at line 282 of file ltdl.h. typedef const char* lt_dlmutex_geterror()   Definition at line 191 of file ltdl.h. typedef void lt_dlmutex_lock()   Definition at line 188 of file ltdl.h. typedef void lt_dlmutex_seterror()   Definition at line 190 of file ltdl.h. typedef void lt_dlmutex_unlock()   Definition at line 189 of file ltdl.h. typedef char* lt_find_sym()   Definition at line 281 of file ltdl.h. typedef char* lt_module   Examples: tests/mybackend.cc. Definition at line 272 of file ltdl.h. typedef int lt_module_close()   Definition at line 278 of file ltdl.h. typedef lt_module lt_module_open()   Definition at line 276 of file ltdl.h. typedef char* lt_user_data   Definition at line 271 of file ltdl.h. Enumeration Type Documentation anonymous enum   Enumerator: name  UNKNOWN  DLOPEN_NOT_SUPPORTED  INVALID_LOADER  INIT_LOADER  REMOVE_LOADER  FILE_NOT_FOUND  DEPLIB_NOT_FOUND  NO_SYMBOLS  CANNOT_OPEN  CANNOT_CLOSE  SYMBOL_NOT_FOUND  NO_MEMORY  INVALID_HANDLE  BUFFER_OVERFLOW  INVALID_ERRORCODE  SHUTDOWN  CLOSE_RESIDENT_MODULE  INVALID_MUTEX_ARGS  INVALID_POSITION  LT_ERROR_MAX  Definition at line 335 of file ltdl.h. Function Documentation int lt_dladderror (   )  int lt_dladdsearchdir (   )  char* lt_dlcaller_get_data (   )  lt_dlcaller_id lt_dlcaller_register (   )    Definition at line 4165 of file ltdl.c. References LT_DLMUTEX_LOCK, and LT_DLMUTEX_UNLOCK. Referenced by ltmm::loader< ThreadPolicy >::loader(). char* lt_dlcaller_set_data (   )  int lt_dlclose (   )  const char* lt_dlerror (   )    Definition at line 3911 of file ltdl.c. References LT_DLMUTEX_GETERROR, and LT_DLMUTEX_SETERROR. int lt_dlexit (   )    Definition at line 2268 of file ltdl.c. References lt_dlloader::dlloader_data, lt_dlloader::dlloader_exit, lt_dlclose(), LT_DLIS_RESIDENT, LT_DLMEM_REASSIGN, LT_DLMUTEX_LOCK, LT_DLMUTEX_SETERROR, LT_DLMUTEX_UNLOCK, LT_DLSTRERROR, lt_dlloader::next, lt_dlhandle_struct::next, and SHUTDOWN. Referenced by ltmm::loader< ThreadPolicy >::~loader(). Here is the call graph for this function: int lt_dlforeach (   )  int lt_dlforeachfile (   )  const lt_dlinfo* lt_dlgetinfo (   )  const char* lt_dlgetsearchpath (   )    Definition at line 4068 of file ltdl.c. References LT_DLMUTEX_LOCK, and LT_DLMUTEX_UNLOCK. Referenced by ltmm::loader< ThreadPolicy >::search_path(). lt_dlhandle lt_dlhandle_next (   )  int lt_dlinit (   )    Definition at line 2182 of file ltdl.c. References lt_user_dlloader::dlloader_data, DLOPEN_NOT_SUPPORTED, INIT_LOADER, lt_dlloader_add(), lt_dlloader_next(), LT_DLMUTEX_LOCK, LT_DLMUTEX_SETERROR, LT_DLMUTEX_UNLOCK, LT_DLSTRERROR, and presym_init(). Referenced by ltmm::loader< ThreadPolicy >::loader(). Here is the call graph for this function: int lt_dlinsertsearchdir (   )  int lt_dlisresident (   )  int lt_dlloader_add (   )  lt_user_data* lt_dlloader_data (   )  lt_dlloader* lt_dlloader_find (   )  const char* lt_dlloader_name (   )  lt_dlloader* lt_dlloader_next (   )  int lt_dlloader_remove (   )  int lt_dlmakeresident (   )  int lt_dlmutex_register (   )  lt_dlhandle lt_dlopen (   )  lt_dlhandle lt_dlopenext (   )  int lt_dlpreload (   )  int lt_dlpreload_default (   )  int lt_dlseterror (   )  int lt_dlsetsearchpath (   )  char* lt_dlsym (   )  Variable Documentation void(* lt_dlfree)()   Definition at line 224 of file ltdl.c. char*(* lt_dlmalloc)()   Definition at line 220 of file ltdl.c. Referenced by lt_emalloc(). char*(* lt_dlrealloc)()   Definition at line 222 of file ltdl.c. Referenced by lt_erealloc().