* ltdl.m4 (AC_LTDL_FUNC_ARGZ): Test for argz_stringify in libc.
* libltdl/ltdl.c (lt_argz_insertinorder): Renamed from
lt_argz_insert to make room for...
(lt_argz_insert): Wraps argz_insert with libltdl error handling.
(lt_dlpath_insertdir): Insert new path elements into an
argzized path.
(lt_dlinsertsearchdir): New function to insert new search
directories anywhere into user_search_path using the above.
(lt_dladdsearchdir): Rewritten to use lt_dlpath_insertdir.
* libltdl/ltdl.h (lt_dlinsertsearchdir): Prototype for export.
* doc/libtool.texi (Libltdl interface): Document it.
* NEWS: Updated,
General reformat and tify up in line with Autoconf-2.50 support.
(AC_LTDL_FUNC_ARGZ): Test for system implementations of a
handful of argz API calls, the error_t type, and the argz.h
header.
* libltdl/configure.ac (AM_INIT_AUTOMAKE): Bump version number.
* libltdl/ltdl.c (rpl_argz_append, rpl_argz_create_sep.
rpl_argz_insert, rpl_rgz_next): Fallback implementations of
the similarly named functions for machines that don;t use glibc.
(lt_dlrealloc): New memory function pointer that can be set by
the client. Defaults to rpl_realloc, which in turn uses only
lt_dlmalloc and lt_dlfree.
(LT_EMALLOC, LT_EREALLOC): Set internal out-of-memory error
inside the functions called by these new macros. Simplified all
callers by removing explicit client error reporting.
(memmove): Fallback implementation of overlap safe memory copy
function.
(tryall_dlopen): Factorized common code into...
(tryall_dlopen_module): ...this new helper function.
(canonicalize_path): Changed function signature to return success
or failure. Updated all callers.
(foreachfile_callback): Make use of argz API.
(LT_DLSTRLEN): Moved from here...
* libltdl/ltdl.h (LT_STRLEN): ...to here. Updated all callers.
(lt_dlrealloc): Declare new memory management handle.
* ltdl.c (lt_dladderror): Don't use `index' as a variable name,
since it is a function on BSD based boxes.
(lt_dlseterror): Ditto.
(lt_dlexit): Remove unused errormsg declaration.
(foreach_dirinpath): Make sure filename is initialised.
(find_handle): Return NULL for a failed search.
(foreachfile_callback): Don't reuse data2 symbol from prototype
in func declaration to prevent symbol shadowing.
* ltdl.h (lt_dlmutex_seterror): Don't use `error' as a parameter
name, since it is a function on glibc boxes.
* libltdl/ltdl,c (LT_DLMUTEX_LOCK): Renamed from MUTEX_LOCK to
avoid potential namespace clash.
(LT_DLMUTEX_UNLOCK, LT_DLMUTEX_SETERROR, LT_DLMUTEX_GETERROR):
Ditto.
(lt_dlmutex_lock_func): Renamed from mutex_lock to avoid a
namespace clash of NCR MP-RAS.
(lt_dlmutex_unlock_func, lt_dlmutex_seterror_func,
lt_dlmutex_geterror_func): Ditto.
Reported by Edouard G. Parmelan <Edouard.Parmelan@France.NCR.COM>
(AC_LIB_LTDL): Require AC_HEADER_DIRENT for ltdl.c.
* libltdl/ltdl.h (lt_dlforeachfile): Prototype for new function.
* libltdl/ltdl.c: Include an appropriate header for the
opendir/dirent api.
(foreach_dirinpath): Visit each file in a list of directories.
(find_file_callback): Factor out the core of find_file() to make
use of foreach_dirinpath().
(find_file): Use it!
(find_handle_callback, find_handle): Ditto.
(lt_dlforeachfile): New function to find files in a searchpath.,,
(foreachfile_callback): ...using this callback.
* doc/libtool.texi (Libltdl interface): Document new
lt_dlforeachfile api call.
* libltdl/ltdl.c (strdup, strcmp, strchr, strrchr, memcpy, trim,
free_vars): Revoke inline keyword from declarations. `static
inline' is not very portable, and in addition Unixware 7.1.1's
compiler says you can't access static variables from inline
functions.
Reported by Peter Eisentraut <peter_e@gmx.net>
check for that here.
* libltdl/ltdl.c (HAVE_SYS_DL_H): Include it if necessary for
the dlopen loader.
Reported by Matthew Schalit <mschalit@pacbell.net>
module, since HPUX adds module symbols into the `self' pool if
it is opened later. Return the cached pointer if the caller
subsequently tries to open `self'.
(sys_shl_sym): Diagnose NULL modules.
* libltdl/ltdl.c (sys_shl_open): Return a NULL module handle
for self opening.
(sys_shl_close): Be careful not to close a NULL module handle.
(sys_shl_sym): Allow shl_findsym() to open NULL modules, but
discard the modified module address it returns.
* doc/libtool.texi (Thread Safety in libltdl): New node describing
the application the new MT API.
* libltdl/ltdl.h: Prototypes.
* libltdl/ltdl.c: Use these functions throughout the rest of
the file to provide thread locking.
(lt_dlmutex_register): New function to set callbacks for
multi-threaded calls into libltdl.
(lt_dl_mutex_lock): Type of a locking callback function.
(lt_dl_mutex_lock): Type of an unlocking callback function.
(lt_dl_mutex_seterror): Type of a callback function to save the
last libltdl error message in thread local storage.
(lt_dl_mutex_geterror): Type of a callback function to retrieve
the last saved error message from thread local storage.
don't sweat -- it may be a lib that is already statically linked
into the loading application.
* libltdl/ltdl.c: Clean up the shadowing of the global handles
variable.
(LT_DLRESIDENT_FLAGS): Add extra parens to satisfy -Wall.
(load_deplibs): Cast isspace() argument to an int to satisfy
-Wall.
* doc/libtool.texi (User defined module data): Document it all.
* ltdl.m4: Check for memcpy, or else bcopy.
* ltdl.c (lt_caller_data): New type.
(lt_dl_handle_struct): Add an lt_caller_data field.
(lt_dlcaller_register, lt_dlcaller_set_data,
lt_dlcaller_get_data): New functions.
(rpl_memcpy): A minimal fallback implementation.
(rpl_realloc): A realloc implemented with lt_dlmalloc and
lt_dlfree.
(LT_DLMALLOC, LT_DLFREE, LT_DLREALLOC, LT_DLMEM_REASSIGN):
New memory handling convenience macros. Use them
appropriately throughout the rest of this file.
* ltdl.h (lt_dlcaller_register, lt_dlcaller_set_data,
lt_dlcaller_get_data): Prototyped.
* libltdl/ltdl.h (lt_dlmakeresident, lt_dlisresident): Add
prototypes.
(LT_DLERROR_CLOSE_RESIDENT_MODULE): New error status.
* libltdl/ltdl.c (lt_dlmakeresident, lt_dlisresident): Allow
making and testing of resident module status, which prevents a
module from being lt_dlclosed.
(lt_dlopen): If lt_dlopen()ing self, make the module resident.
(lt_dlclose): Return an error if the module is resident.
for modules. If the named module has no directory component,
always start the search with the user_search_path directories,
and then fall back on the current directory only if that fails.
ending in ``_t'') to deprecated #define compatibility macros.
Also ease up on the namespace pollution, so that only ``lt_''
and ``LT_'' prefixes are taken from the global namespace.
* ltdl.h: ditto.
far cleaner to use lt_dlforeach and lt_dlgetinfo.
* libltdl/ltdl.h: Prototype deleted.
* doc/libtool.texi: Documentation deleted.
* NEWS: annoncement deleted.
* doc/libtool.texi (Libltdl interface): Moved user defined module
loader documentation from here...
(Module loaders for libltdl) ...to here, and updated the text and
added examples.
* ltdl.m4 (AC_CHECK_FUNCS): check strcmp for lt_find_dlloader.
* libltdl/ltdl.h: Reformatted and commented for readability.
(struct lt_user_dlloader): New data type for passing
initialisation pointers to lt_add_dlloader.
(LTDL_ERROR_INVALID_LOADER): New error message when non loader
handles are passed to the user loader API.
(LTDL_ERROR_INIT_LOADER): New error when loader initialisation
fails.
(LTDL_ERROR_REMOVE_LOADER): New error when loader removal fails.
(lt_module_open_t): renamed from lt_lib_open_t.
(lt_module_close_t): renamed from lt_lib_close_t.
(lt_dlloader_exit_t): renamed from lt_dlloader_exit_t.
* libltdl/ltdl.c: Reordered builtin loaders so that the "dld"
loader no longer occurs before "dlopen" on some platforms and
after it on others.
(lt_dlloader_t): Moved here from ltdl.h, added a field,
"loader_name", for identifying the loader, and renamed from
lt_dltype_t. Renamed type variables to loader IFF of type
lt_dlloader_t.
(lt_module_t): Renamed from lt_syshandle. Renamed handle variables
to module IFF of type lt_module_t.
(LTDL_TYPE_TOP): Deleted. No longer required.
(sys_dl): Initialised as a struct lt_user_dlloader.
(sys_dl_init): Deleted. No longer required.
(sys_dl_exit): Ditto.
(sys_shl): Initialised as a struct lt_user_dlloader.
(sys_shl_init): Deleted. No longer required.
(sys_shl_exit): Ditto.
(sys_wll): Initialised as a struct lt_user_dlloader.
(sys_wll_init): Deleted. No longer required.
(sys_wll_exit): Ditto.
(sys_bedl): Initialised as a struct lt_user_dlloader.
(sys_bedl_init): Deleted. No longer required.
(sys_bedl_exit): Ditto.
(sys_dld): Initialised as a struct lt_user_dlloader.
(sys_dld_init): Deleted. No longer required.
(sys_dld_exit): Ditto.
(sys_presym): Initialised as a struct lt_user_dlloader.
(lt_mod_init_t): Moved to here from ltdl.h.
(lt_dlinit): Add builtin loaders using the user loader API.
(lt_dlexit): Unregister and free all loaders.
(lt_add_dlloader): New function to add a new module loader after the
loader specified in the argument.
(lt_remove_dlloader): New function to remove a module loader.
(lt_next_dlloader): New function for iterating over module loaders.
(lt_dlloader_name): Accessor function for name of dlloader.
(lt_find_dlloader): New function to get a reference to a registered
module loader.
(strcmp): static implementation incase the host has none.
(lt_dlgettypes, lt_dlsettypes): Removed.
and app_private pointers from lt_dlhandle_t
* libltdl/ltdl.c (presym_add_list): new preloaded symbols
don't need to be added to the end
* libltdl/ltdl.c (lt_dlgetdata, lt_dlsetdata): removed
* libltdl/ltdl.h: ditto
* doc/libtool.texi (libltdl interface): ditto
