Thu Sep 5 03:20:42 1996 Ulrich Drepper <drepper@cygnus.com>
Change configuration and Makefiles to allow add-ons to have a
sysdeps/ directory hierachy.
* configure.in: Test for sysdeps/ directory in add-ons. Before
all test and searches in these hierachies, too.
* Makeconfig (full-config-subdirs): Define based on $(config-sysdirs).
Extend with $(..) if not absolute path.
Use $(full-config-subdirs) where $(config-sysdirs) was used.
* Makefile ($(objpfx)sysd-dirs): Use config-sysdirs.
* MakeTAGS: Use $(full-config-subdirs).
* Makerules: Change comment to libc.so link script.
(sysdirs): Define based on $(full-config-subdirs).
(sysd-Makefile): Define using config-sysdirs.
(sysd-rules): Likewise.
* sysdeps/unix/Makefile (sysd-syscalls): Define based on +sysdep-dirs.
* sysdeps/unix/make-syscalls.sh: Remove basedir argument.
Wed Sep 4 01:32:21 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/fpu/k_cos.c: Rewritten for better accuracy.
* sysdeps/m68k/fpu/k_sin.c: Likewise.
* sysdeps/m68k/fpu/k_tan.c: Likewise.
Thu Sep 5 01:06:09 1996 Richard Henderson <rth@tamu.edu>
* malloc/free.c (free): Protect by using __libc_malloc_lock.
* malloc/malloc-find.c (malloc_find_object_address): Likewise.
* malloc/malloc-size.c (malloc_usable_size): Likewise.
* malloc/malloc-walk.c (malloc_walk): Likewise.
* malloc/memalign.c (memalign): Likewise.
* malloc/realloc.c (realloc): Likewise.
* malloc/malloc.c: Define __libc_malloc_lock.
(_malloc_internal): Don't use `malloc'. Instead look for
`__malloc_hook' or call `_malloc_internal'.
(malloc): Protect by using `__libc_malloc_lock'.
* malloc/malloc.h: Declare `__libc_malloc_lock'.
Mon Sep 2 22:42:59 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/elf/start.S: Use weak_alias for __start
instead of the hard definition.
* sysdeps/alpha/dl-machine.h (RTLD_START): Add type info for
_start and _dl_start_user.
* sysdeps/unix/sysv/linux/alpha/init-first.h (SYSDEP_CALL_INIT):
Make _dl_starting_up weak. Add type info for NAME.
Mon Sep 2 22:15:14 1996 Richard Henderson <rth@tamu.edu>
* Makefile (all): Add extra_solibs pass.
(+subdir_targets): Same.
* Rules (extra_solibs): New phony empty target for subdirs without
extra libs.
* extra-lib.mk: Build lib*.so* in extra_solibs not lib-noranlib.
* manual/Makefile: Add dummy extra_solibs target.
Sun Sep 1 15:41:22 1996 Richard Henderson <rth@tamu.edu>
* Makeconfig (+link): Add $(link-extra-libs).
(link-extra-libs): New variable which expands to the full paths of
the other libraries needed by a program, as controled by LDLIBS-$(@F).
* db/Makefile: Use LDLIBS-makedb to link libdb not a dependency, as
the later attempts to install the library before linking it.
* sysdeps/unix/alpha/sysdep.S: Align errno.
* sysdeps/unix/sysv/linux/alpha/ioperm.c (struct platform): Add
hae_shift entry.
(io): Move bus_memory_base and sparse_bus_memory_base into struct.
(_hae_shift): New function.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: New file. Prototypes
for the bus query functions.
Sat Aug 31 18:14:54 1996 Richard Henderson <rth@tamu.edu>
* elf/dl-close.c (_dl_close): In static executables, map->l_prev
can be NULL when unloading a library.
* elf/dl-open.c (_dl_open): Pass __environ instead of __libc_envp
to the library .init function.
* sysdeps/alpha/dl-machine.h (elf_machine_rela): Since we omitted
part of the COPY reloc processing earlier, omit the rest now --
we'll get into less trouble later when some fool does use a COPY.
* sysdeps/unix/sysv/linux/init-first.c (init): Accept argc et al as
parameters. Move all argc and __libc_multiple_libcs calculation out
to init-first.h. Use __environ not __libc_envp.
* sysdeps/unix/sysv/linux/alpha/init-first.h: Rewrite.
* sysdeps/unix/sysv/linux/i386/init-first.h: Rewrite.
Thu Aug 29 20:26:40 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/posix/profil.c (profil): Don't clobber saved timer and
signal settings when profiling was already turned on.
* csu/gmon-start.c (__gmon_start__) [HAVE_INITFINI]: Protect from
being called twice.
Wed Sep 4 01:31:50 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/i386/mmap.S: Test for
0 < return value < -4096 and not < 0 to decide about failure.
Reported by Andreas Jaeger.
Tue Sep 3 19:04:05 1996 Ulrich Drepper <drepper@cygnus.com>
* stdio-common/vfscanf.c (__vfscanf): Don't count EOF char
in %c format.
Sat Aug 31 18:10:51 1996 Ulrich Drepper <drepper@cygnus.com>
* wcsmbs/wchar.h: Define prototypes for wcstoq and wcstouq only
#ifdef __USE_GNU.
Sat Aug 31 12:34:29 1996 Ulrich Drepper <drepper@cygnus.com>
* version.c: Add missing newline character in banner.
* sysdeps/unix/sysv/linux/alpha/Dist: Correct typo.
* sysdeps/unix/sysv/linux/i386/Dist: Likewise.
Sat Aug 31 03:07:39 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/l10nflist.c (_nl_normalize_codeset): We convert to lower
case, so don't prepend uppercase `ISO' for only numeric arg.
* elf/dl-lookup.c (_dl_lookup_symbol): If no value and *REF is
null, consider it a strong reference and give the error.
Wed Jun 12 15:52:46 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* elf/dl-open.c (_dl_open): Correctly terminate relocating loop
after relocating NEW when it's the only new object.
* elf/dl-init.c (_dl_init_next): When out of initializers, set
_r_debug.r_state to RT_CONSISTENT and call _dl_debug_state just
before return.
* elf/rtld.c (dl_main): Move _dl_debug_initialize call after
relocation. Call it unconditionally and only fill in DT_DEBUG
if it's present. Then call _dl_debug_state with r_state RT_ADD
before running initializers.
* elf/dl-open.c (_dl_open): Call _dl_debug_initialize and then call
_dl_debug_state with r_state RT_ADD before running initializers
* elf/dl-close.c (_dl_close): Call _dl_debug_state with r_state
RT_DELETE before running finalizers and with RT_CONSISTENT just
before return.
* elf/Makefile (dl-routines): Add dl-debug.
* elf/dl-debug.c: New file.
* elf/rtld.c (_dl_r_debug): Rename to _r_debug and move to dl-debug.c.
(_dl_r_debug_state): Rename to _dl_debug_state and likewise move.
(dl_main): Use _dl_debug_initialize.
* elf/link.h: Fix name to _dl_debug_state in decl.
(_dl_debug_initialize): Declare new function from dl-debug.c.
(_r_debug): Declare it.
* Makerules (distinfo-vars): Add install-{lib,data,bin,sbin,others}.
In distinfo set $(subdir)-VAR and then set VAR to $($(subdir)-VAR).
* Makeconfig (rpath-link): New variable; add $(elfobjdir).
(default-rpath): Use it.
(built-program-cmd): Use it in LD_LIBRARY_PATH.
* Makeconfig (sysdep-configures): Prepend $(sysdep_dir) to names tried.
* sysdeps/unix/Dist: Add make-syscalls.sh.
* misc/Makefile (headers): Add sys/swap.h.
* posix/unistd.h: Remove decls for swapon, swapoff.
* sysdeps/generic/sys/swap.h: New file.
* sysdeps/unix/sysv/linux/sys/swap.h: New file.
* sysdeps/unix/sysv/linux/gnu/types.h: Remove temporary hack #define
of __kernel_fsid_t. It is correctly defines in <linux/types.h> now.
* elf/dl-close.c: Include <string.h> for memcpy.
* elf/dl-lookup.c: Same.
* elf/elf.h: Add Elfxx_Symndx for symbol indices.
* elf/dl-lookup.c (_dl_lookup_symbol): Use it.
(_dl_setup_hash): Use it.
* elf/link.h (struct link_map): Use it.
* elf/rtld.c (_dl_start): Don't rely on pointer-to-first-arg hack
for getting the argc/argv/envp block. Instead, make it the argument.
sysdeps/i386/dl-machine.h (RTLD_START): Do that.
sysdeps/m68k/dl-machine.h (RTLD_START): Same.
* shlib-versions: Add version numbers for alpha-linux. To avoid
user confusion, make them the same as i386-linux.
* sysdeps/alpha/Makefile [subdir elf]: Add -mno-fp-regs to
sysdep-CFLAGS so that _dl_runtime_resolve doesn't have to save them.
Add -mbuild-constants to CFLAGS-rtld.c to that we can bootstrap
without using literal data.
* sysdeps/generic/dl-sysdep.c: Include <string.h> for memcpy.
Finish Elf32 -> ElfW migration.
* elf/dl-close.c: New file.
* elf/link.h: Declare _dl_close.
* elf/Makefile (routines): Add dl-close.
* elf/dlclose.c (dlclose): Use _dl_close.
* elf/Makefile ($(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.
Ulrich Drepper
Roland McGrath