2000-08-26 Ulrich Drepper <drepper@redhat.com>
* elf/Makefile (distribute): Add unloadmod.c, reldepmod1.c,
reldepmod2.c, reldepmod3.c, and reldepmod4.c.
(tests): Add unload, reldep, reldep2, and reldep3.
(modules-names): Add unloadmod, reldepmod1, reldepmod2, reldepmod3,
and reldepmod4.
Add rules to build and run unload, reldep, reldep2, and reldep3.
* elf/dl-lookup.c (_dl_lookup_symbol): Add new parameter explicit.
Don't create relocation dependency if it is nonzero.
(_dl_lookup_symbol_skip): Remove relocation dependency stuff. This
can never happen here.
(_dl_lookup_versioned_symbol): Add new parameter explicit.
Don't create relocation dependency if it is nonzero.
(_dl_lookup_versioned_symbol_skip): Remove relocation dependency
stuff. This can never happen here.
* sysdeps/generic/ldsodefs.h: Change prototypes.
* elf/dl-reloc.c (RESOLVE_MAP): Pass 0 in explicit parameter to
_dl_lookup_up and _dl_lookup_versioned_symbol.
(RESOLV): Likewise.
* elf/dl-runtime.c (fixup): Likewise.
(profile_fixup): Likewise.
* elf/dl-libc.c (do_dlsym): Pass 1 in explicit parameter to
_dl_lookup_symbol.
* elf/dl-symbol.c (_dl_symbol_value): Likewise.
* elf/rtld.c (dl_main): Likewise.
* elf/dl-sym.c (_dl_sym): Pass 1 in explicit parameter to
_dl_lookup_symbol if handle is not RTLD_DEFAULT. Always compute
and pass down the caller map.
(_dl_vsym): Likewise.
* elf/reldep.c: New file.
* elf/reldep2.c: New file.
* elf/reldep3.c: New file.
* elf/reldepmod1.c: New file.
* elf/reldepmod2.c: New file.
* elf/reldepmod3.c: New file.
* elf/reldepmod4.c: New file.
* elf/unload.c: New file.
* elf/unloadmod.c: New file.
* elf/do-lookup.h: Remove unused undef_name parameter.
* elf/dl-lookup.c: Adjust callers.
2000-05-09 Jakub Jelinek <jakub@redhat.com>
* elf/dl-sym.c (_dl_sym): Test ref not result for non-zero.
(_dl_vsym): Likewise.
Reported by Owen Taylor <otaylor@redhat.com>.
* elf/dl-deps.c (_dl_map_object_deps): Zero terminate L->l_initfini
always.
2000-05-05 Ulrich Drepper <drepper@redhat.com>
* elf/dl-load.c (_dl_map_object_from_fd): Little of computation of
parameter to mprotect and for variable assignments.
2000-05-03 Jes Sorensen <jes@linuxcare.com>
* sysdeps/generic/ldsodefs.h (LOOKUP_VALUE_ADDRESS): Check the
validity of map before dereferencing it.
* elf/dl-reloc.c (RESOLVE_MAP): Define.
2000-05-02 Jes Sorensen <jes@linuxcare.com>
* elf/dl-runtime.c (fixup): Add the value returned in the symbol
lookup to the arguments to elf_machine_fixup_plt().
* sysdeps/ia64/dl-machine.h (elf_machine_fixup_plt): Add Link_map
of the symbol being resolved to input argument list and make the
function return the pointer to the reloc.
* sysdeps/alpha/dl-machine.h (elf_machine_fixup_plt): Change
return valuie to lookup_t and return the value.
* sysdeps/arm/dl-machine.h (elf_machine_fixup_plt): Likewise.
* sysdeps/generic/dl-machine.h (elf_machine_fixup_plt): Likewise.
* sysdeps/i386/dl-machine.h (elf_machine_fixup_plt): Likewise.
* sysdeps/m68k/dl-machine.h (elf_machine_fixup_plt): Likewise.
* sysdeps/sparc/sparc32/dl-machine.h (elf_machine_fixup_plt): Likewise.
* sysdeps/sparc/sparc64/dl-machine.h (elf_machine_fixup_plt): Likewise.
* sysdeps/powerpc/dl-machine.h (elf_machine_fixup_plt): Likewise.
Make it an inline function returning value after calling
__elf_machine_fixup_plt().
* elf/dl-sym.c (_dl_vsym): Use DL_SYMBOL_ADDRESS() to obtain the
symbol address.
* elf/dl-symbol.c (_dl_symbol_value): Use LOOKUP_VALUE_ADDRESS to
obtain the symbol address.
* sysdeps/generic/ldsodefs.h: Add generic DL_SYMBOL_ADDRESS() macro
depending on the definition of ELF_FUNCTION_PTR_IS_SPECIAL.
* sysdeps/ia64/dl-machine.h: Add DL_SYMBOL_ADDRESS() macro calling
_dl_symbol_address() - this way DL_SYMBOL_ADDRESS() turns into an
inline on non ia64.
2000-04-28 Jes Sorensen <jes@linuxcare.com>
* elf/dl-runtime.c (fixup): Use the portable macros to get the
symbol address of an object.
* elf/dl-runtime.c (fixup-profile): Use the portable macros to get
the symbol address of an object.
* elf/dl-libc.c (struct do_dlsym_args): Change loadbase to a lookup_t.
* elf/dl-lookup.c (_dl_lookup_symbol): Likewise.
(_dl_lookup_symbol_skip): Likewise.
(_dl_lookup_versioned_symbol): Likewise.
(_dl_lookup_versioned_symbol_skip): Likewise.
2000-04-27 Jes Sorensen <jes@linuxcare.com>
* elf/rtld.c (_dl_start): Get the function pointer return address
via _dl_start_address for architectures that need a function
pointer descriptor rather than just a pointer (ia64).
* sysdeps/generic/dl-lookupcfg.h: New file.
* sysdeps/ia64/dl-lookupcfg.h: New file.
* sysdeps/ia64/dl-machine.h: New file.
* sysdeps/ia64/dl-symaddr.c: New file.
* sysdeps/ia64/dl-fptr.c: New file.
* elf/elf.h: Add IA-64 specific definitions.
1999-08-01 Ulrich Drepper <drepper@cygnus.com>
* elf/dl-sym.c (_dl_sym): Always determine module of the caller to
pass it to _dl_lookup_symbol.
* elf/dl-error.c (_dl_signal_error): Optimize string generation a
bit. Reword message.
* dlfcn/dlerror.c: Make code thread-safe.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
Ulrich Drepper