* sysdeps/unix/sysv/linux/Dist: Add sys/klog.h.
* elf/dl-open.c (_dl_open): Remove PARENT argument, pass null.
* elf/link.h: Update prototype.
* elf/dl-load.c (_dl_map_object): If dependents' DT_RPATHs don't find
NAME, try the DT_RPATH of the executable itself if dynamic.
* elf/dlopen.c (dlopen): Don't pass first arg to _dl_open.
* elf/dl-load.c (_dl_map_object): Exit DT_RPATH checking loop when an
open succeeds.
* Makerules (build-shlib): Give -L opts for each elt of $(rpath-link).
* sysdeps/mach/hurd/Makefile (sysdep-LDFLAGS): Variable removed.
(rpath-link): Append to this instead.
* elf/dl-close.c: New file.
* elf/link.h: Declare _dl_close.
* elf/Makefile (routines): Add dl-close.
* elf/dlclose.c (dlclose): Use _dl_close.
* elf/Makefile ($(objpfx)librtld.so): Remove libelf from deps.
* elf/dl-runtime.c (_dl_global_scope): New variable.
(_dl_object_relocation_scope): New function.
(fixup): Use it.
* elf/rtld.c (dl_main): Use it.
* elf/dl-open.c (_dl_open): Use it. If (MODE & RTLD_GLOBAL), set the
l_global bit and append the new map to _dl_global_scope.
* elf/link.h: Declare _dl_global_scope, _dl_global_scope_alloc,
and _dl_object_relocation_scope.
* elf/link.h (struct link_map): Add l_loader member.
Remove _dl_map_object_from_fd decl.
* elf/dl-load.c (_dl_map_object): Pass LOADER to ...
(_dl_map_object_from_fd): Take new arg LOADER and set l_loader member.
(_dl_map_object): Try DT_RPATH from all loaders up the chain.
* elf/dl-object.c (_dl_loaded): Variable removed.
(_dl_default_scope): New variable replaces it.
* elf/link.h (_dl_loaded): Remove variable decl; instead define as
macro for _dl_default_scope[2].
(_dl_default_scope): Declare it.
* sysdeps/i386/dl-machine.h (RTLD_START): Use _dl_default_scope[2]
instead of _dl_loaded.
* sysdeps/m68k/dl-machine.h (RTLD_START): Likewise.
* elf/rtld.c (dl_main): Use _dl_default_scope for symbol lookups.
* elf/dl-reloc.c (_dl_relocate_object): Remove check for _dl_rtld_map.
* elf/rtld.c (dl_main): Pass 0 for LAZY flag when re-relocating self.
* elf/link.h (struct link_map.l_type): Remove lt_interpreter.
(struct link_map): Add new flag member l_global.
* elf/dl-reloc.c (_dl_relocate_object): Check for _dl_rtld_map
directly instead of looking for lt_interpreter.
* sysdeps/i386/dl-machine.h (elf_machine_rel): Likewise.
* elf/rtld.c (_dl_start): Don't bother setting BOOTSTRAP_MAP.l_type.
(dl_main): Set _dl_rtld_map.l_type to lt_library.
* elf/dl-deps.c (_dl_map_object_deps): Propagate MAP->l_type to
dependencies loaded, downgrading lt_executable -> lt_library.
* elf/dl-load.c (_dl_map_object_from_fd): Take new arg TYPE and set
l_type from that, translating lt_library->lt_executable based on the
file's ELF type.
(_dl_map_object): Likewise.
* elf/link.h: Update prototypes.
* elf/dl-open.c: Pass type lt_loaded.
* elf/rtld.c: Pass type lt_library.
* elf/dl-load.c (_dl_map_object_from_fd): Handle null return from
_dl_new_object.
(_dl_map_object_from_fd: lose): Unchain and free L if it's not null.
Free REALNAME, and just use NAME in error message.
* elf/dl-object.c (_dl_new_object): If malloc fails, return null
instead of calling _dl_signal_error.
* elf/dl-load.c (_dl_map_object_from_fd): Close FD before signalling
error for _dl_zerofd setup failure.
* elf/dl-object.c (_dl_startup_loaded): Variable removed.
* elf/link.h: Remove its decl.
* elf/dl-reloc.c (_dl_relocate_object): Take new SCOPE arg and pass it
through to _dl_lookup_symbol.
* elf/link.h (_dl_relocate_object): Update comment and prototype.
* elf/rtld.c (dl_main): Pass scope vector to _dl_relocate_object.
* elf/dl-lookup.c (_dl_lookup_symbol): Arg SYMBOL_SCOPE is now a
null-terminated vector of pointers, no longer a vector of exactly two.
* elf/link.h (_dl_lookup_symbol): Update comment and prototype.
* elf/dl-runtime.c (fixup): Set up scope for symbol lookup properly as
done in _dl_relocate_object.
* elf/dlopen.c: Pass "" to _dl_open when FILE is null.
* elf/linux-compat.c (_init): Pass reloc_addr arg to _dl_lookup_symbol.
* elf/dl-lookup.c (_dl_lookup_symbol): Use l_searchlist.
* elf/dl-deps.c: New file.
* elf/Makefile (rtld-routines): Add dl-deps.
* elf/link.h: Declare _dl_map_object_deps, _dl_open.
* elf/rtld.c (dl_main): Use _dl_map_object_deps.
* elf/dlopen.c: Use _dl_open.
* elf/rtld.c (dl_main): Remove BEFORE_RTLD variable and list
frobnication based on its value. Detach RTLD_MAP from the chain if
its l_opencount is zero after loading deps.
* elf/dlfcn.h (RTLD_BINDING_MASK): New macro.
* elf/link.h (struct link_map): Replace l_deps_loaded flag member with
`struct link_map **l_searchlist' and `unsigned int l_nsearchlist'.
* elf/dl-lookup.c (_dl_lookup_symbol): Make SYMBOL_SCOPE arg an array
of two link_map ptrs. Search the maps in the l_searchlist of each
elt that is not null.
* elf/dl-reloc.c (_dl_relocate_object): Pass proper SCOPE array.
* elf/dl-runtime.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/rtld.c (dl_main): Likewise.
* elf/dl-minimal.c (realloc): Support realloc of the block most
recently returned by the minimal malloc.
* intl/localealias.c, intl/dcgettext.c [_LIBC]: Define HAVE_ALLOCA.
* elf/dl-lookup.c (_dl_lookup_symbol): Take new arg RELOC_ADDR and
don't allow a defn resolving to that address.
* elf/link.h: Update prototype and comment.
* elf/dl-runtime.c (fixup): Define local `resolve' function and pass
it to elf_machine_relplt.
* elf/dl-reloc.c (_dl_relocate_object: resolve): Take new arg
RELOC_ADDR and pass it through to _dl_lookup_symbol.
* elf/do-rel.h (elf_dynamic_do_rel): Pass RESOLVE to elf_machine_rel
instead of calling it ourselves and passing its results.
(elf_dynamic_do_rel): RESOLVE fn takes new arg RELOC_ADDR.
* elf/rtld.c (dl_main): Pass 0 for RELOC_ADDR to _dl_lookup_symbol.
* sysdeps/i386/dl-machine.h (elf_machine_rel): Remove SYM_LOADADDR
arg. Add RESOLVE function ptr arg. Call *RESOLVE as necessary.
* sysdeps/m68k/dl-machine.h (elf_machine_rela): Likewise.
* sysdeps/stub/dl-machine.h: Likewise.
* csu/initfini.c (_fini): Add extern decl for i_am_not_a_leaf.
* elf/dlfcn.h (dl_open_mode): Enumerated type removed.
(RTLD_LAZY, RTLD_NOW): Define these as macros instead.
(RTLD_GLOBAL): New macro.
(dlopen): Take arg of type int instead of dl_open_mode.
* elf/dlopen.c: Likewise.
* math/math.h (_Mldbl): New macro, either produces L suffix or not.
(M_*): Use it for these constants.
* sysdeps/i386/dl-machine.h: New file.
* sysdeps/stub/dl-machine.h: New file.
* sysdeps/i386/dl-runtime.c: New file.
* sysdeps/stub/dl-runtime.c: New file.
* sysdeps/i386/elf/start.S: New file.
* sysdeps/generic/dl-sysdep.c: New file.
* sysdeps/mach/hurd/dl-sysdep.c: New file.
Ulrich Drepper
Roland McGrath