* sysdeps/generic/libc-start.c [LIBC_START_MAIN]: If defined, define a
static function by that name instead of BP_SYM (__libc_start_main).
[LIBC_START_MAIN_AUXVEC_ARG]: Take AUXVEC as argument.
[MAIN_AUXVEC_ARG]: Pass 4th argument to MAIN.
[INIT_MAIN_ARGS]: Give INIT the same args as MAIN.
2003-02-14 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/libc-start.c [HAVE_PTR_NTHREADS]: Decrement thread
counter and only call __exit_thread if this is not the last thread.
2002-12-28 Ulrich Drepper <drepper@redhat.com>
* descr.h (struct pthread): Move header.data.list to the back of the
struct.
* sysdeps/i386/tls.h (tcbhead_t): Move list to the back of the struct.
(MULTIPLE_THREADS_OFFSET): Adjust offset.
(SYSINFO_OFFSEET): Likewise.
2002-12-27 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/i386/i686/dl-sysdep.h (USE_DL_SYSINFO):
Define.
(DL_SYSINFO_DEFAULT): Cast to uintptr_t to avoid warnings.
* sysdeps/unix/sysv/linux/i386/dl-sysdep.h (NEED_DL_SYSINFO,
DL_SYSINFO_DEFAULT, DL_SYSINFO_IMPLEMENTATION): Define.
(USE_DL_SYSINFO): Undef.
2002-12-22 Jakub Jelinek <jakub@redhat.com>
* Makefile (tests-reverse): Use $(objpfx)../libc.so instead of
$(common-objpfx)libc.so.
* tst-cancel4.c (tf_write, tf_writev): Increase buf sizes so that
it is bigger than pipe buffer size even on arches with bigger
page size.
(tf_usleep): Cast usleep argument to useconds_t to avoid warnings.
DL_SYSDEP_OSCHECK here.
* sysdeps/unix/sysv/linux/init-first.c (init): Not here.
* sysdeps/unix/sysv/linux/dl-osinfo.h: Include <fcntl.h>.
* sysdeps/generic/libc-tls.c (__libc_setup_tls): Bail if
argument TCBSIZE <= TLS_INIT_TCB_SIZE, not just if it's zero.
* sysdeps/generic/dl-tls.c (_dl_allocate_tls_init): Check l_tls_offset
instead of l_type to decide whether to use TLS_DTV_UNALLOCATED.
* include/link.h: Comment typo fix.
2002-12-01 Roland McGrath <roland@frob.com>
* sysdeps/mach/hurd/bits/posix_opt.h (_POSIX_FSYNC): Set to 200112L.
(_POSIX_SPAWN, _POSIX_MAPPED_FILES, _POSIX_MEMLOCK_RANGE,
_POSIX_MEMORY_PROTECTION): Likewise.
(_POSIX_POLL, _POSIX_SELECT): Removed.
conditional from __libc_multiple_libcs access. Remove kludge for weak
symbol access with old compilers we no longer support.
* sysdeps/unix/sysv/aix/init-first.c (init): Likewise.
* sysdeps/generic/libc-start.c (__libc_start_main): Likewise.
2002-10-24 Roland McGrath <roland@redhat.com>
* sysdeps/generic/ldsodefs.h (struct rtld_global): New member
`_dl_tls_static_used'.
(TLS_STATIC_MIN): New macro.
* sysdeps/generic/libc-tls.c (_dl_tls_static_used): New variable.
(__libc_setup_tls): Initialize it.
* sysdeps/generic/dl-tls.c (_dl_determine_tlsoffset): Likewise.
* elf/dl-reloc.c [USE_TLS] (allocate_static_tls): New function.
(CHECK_STATIC_TLS): Use it.
* elf/dl-close.c (_dl_close): Adjust _dl_tls_static_used when the
closed objects occupied a trailing contiguous chunk of static TLS area.
2002-10-25 Roland McGrath <roland@redhat.com>
(_dl_debug_vdprintf): Only take dl_load_lock if not _dl_starting_up.
* sysdeps/generic/ldsodefs.h (_dl_starting_up): Declare it here.
* sysdeps/unix/sysv/linux/init-first.c: Not here.
* sysdeps/powerpc/elf/libc-start.c: Or here.
* sysdeps/unix/sysv/aix/libc-start.c: Or here.
* sysdeps/unix/sysv/aix/start-libc.c: Or here.
* sysdeps/unix/sysv/aix/init-first.c: Or here.
* sysdeps/generic/libc-start.c: Or here.
* sysdeps/unix/sysv/linux/init-first.c (init): Protect _dl_starting_up
access with [! SHARED].
* sysdeps/unix/sysv/aix/init-first.c (init): Likewise.
2002-09-14 Ulrich Drepper <drepper@redhat.com>
* include/unistd.h: Declare __exit_thread.
* sysdeps/generic/libc-start.c: Remove dummy_addr.
Wrap call to main in setjmp if HAVE_CANCELBUF is defined.
* sysdeps/unix/sysv/linux/exit-thread.S: New file.
* sysdeps/unix/sysv/linux/_exit.c: New file.
* sysdeps/unix/sysv/linux/i386/_exit.S: New file.
* sysdeps/unix/sysv/linux/Makefile [subdir==posix] (sysdep_routines):
Add exit-thread.
* configure.in: Add dl_iterate_phdr to test using -nostdlib.
actually iterate over the elements. Fix typo p_type -> p_vaddr.
* include/pthread.h: Don't declare __pthread_initialize_minimal as
weak here; we declare it weak or strong in the one place we use it.
* sysdeps/generic/libc-start.c: ... which is here.
Don't make the decl weak if [USE_TLS], since static programs need TLS
setup even when single-threaded.
2002-07-23 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/libc-tls.c: New file.
* csu/Makefile (routines): Add libc-tls.
(static-only-routines): Add libc-tls.
* elf/dl-support.c (_dl_phdr): New variable.
(_dl_phnum): New variable.
(_dl_aux_init): Initialize _dl_phdr and _dl_phnum from aux vector.
* sysdeps/generic/libc-start.c (__libc_start_main): Reorganize code
for !SHARED. First look through auxiliary vector. If TLS always
call __pthread_initialize_minimal.
* sysdeps/generic/dl-tls.c (_dl_allocate_tls): Make sure size argument
in mmap call is never zero.
2001-07-06 Paul Eggert <eggert@twinsun.com>
* manual/argp.texi: Remove ignored LGPL copyright notice; it's
not appropriate for documentation anyway.
* manual/libc-texinfo.sh: "Library General Public License" ->
"Lesser General Public License".
2001-07-06 Andreas Jaeger <aj@suse.de>
* All files under GPL/LGPL version 2: Place under LGPL version
2.1.
2001-02-26 Ulrich Drepper <drepper@redhat.com>
* dlfcn/Makefile (distribute): Add modatexit.c and modcxaatexit.c.
(tests): Add tstatexit and tstcxaatexit.
(module-names): Add modatexit and modcxaatexit.
Add rules to build and run tstatexit and tstcxaatexit.
* dlfcn/modatexit.c: New file.
* dlfcn/modcxaatexit.c: New file.
* dlfcn/tstatexit.c: New file.
* dlfcn/tstcxaatexit.c: New file.
* io/Makefile: Pass -DHAVE_DOT_HIDDEN to stat and mknod functions if
.hidden is available.
* io/stat.c: If .hidden is available use it to avoid exporting
functions.
* io/fstat.c: Likewise.
* io/lstat.c: Likewise.
* io/stat64.c: Likewise.
* io/fstat64.c: Likewise.
* io/lstat64.c: Likewise.
* sysdeps/generic/mknod.c: Likewise.
* malloc/mtrace.c: Use __cxa_atexit and not atexit.
* sysdeps/generic/bb_init_func.c: Likewise.
* sysdeps/generic/libc-start.c: Likewise.
* stdlib/atexit.c (__new_exitfn): Move to cxa_atexit.c.
(atexit): Implement using __cxa_atexit.
Use .hidden if availble to avoid exporting atexit.
* stdlib/cxa_atexit.c (__new_exitfn): Moved to here from atexit.c.
* stdlib/Versions: Export __new_exitfn for GLIBC_2.2.3.
* stdlib/Makefile (routines): Add old_atexit.
(static-only-routines): Add atexit.
Pass -DHAVE_DOT_HIDDEN for atexit.c if .hidden is available.
* stdlib/old_atexit.c: New file.
* intl/Makefile: Remove bogus endif.
2001-01-05 H.J. Lu <hjl@gnu.org>
* elf/dl-support.c (non_dynamic_init): Move the auxiliary
vector checking to ...
(_dl_aux_init): Here. New function. Defined only if
HAVE_AUX_VECTOR is defined.
* sysdeps/generic/libc-start.c (__libc_start_main): Call
_dl_aux_init for static binaries if HAVE_AUX_VECTOR is defined.
* sysdeps/powerpc/elf/libc-start.c (__libc_start_main): Call
_dl_aux_init.
* sysdeps/unix/sysv/linux/ldsodefs.h (DL_FIND_AUXV): Removed.
(HAVE_AUX_VECTOR): Defined.
(_dl_aux_init): Declared.
* sysdeps/unix/make-syscalls.sh: Handle signatures of
length 7..9, just in case...
* misc/sys/cdefs.h (__ptrvalue): Define as nothing for non-BP.
* sysdeps/generic/libc-start.c (__libc_stack_end): Chop __unbounded.
* sysdeps/unix/make-syscalls.sh: Handle signatures of
length 7..9, just in case...
* misc/sys/cdefs.h (__ptrvalue): Define as nothing for non-BP.
2000-04-02 Ulrich Drepper <drepper@redhat.com>
* elf/dl-fini.c (_dl_fini): Increment j counter after swapping in
element at this position.
* elf/Versions [ld.so] (GLIBC_2.2): Export _dl_load_lock.
* elf/link.h (struct link_map): Add l_reldepsmax, l_reldepsact, and
l_reldeps elements.
* elf/dl-lookup.c (add_dependency): New function.
(_dl_lookup_symbol): Use it whenever symbol was found in a global,
dynamically loaded object.
(_dl_lookup_symbol_skip): Likewise.
(_dl_lookup_versioned_symbol): Likewise.
(_dl_lookup_versioned_symbol_skip): Likewise.
* elf/dl-open.c: Don't define _dl_load_lock here...
* elf/rtld.c: ...but here...
* elf/dl-support.c: ...and here.
* elf/dl-close.c (_dl_close): Close also dependent objects introduce
through relocation.
* elf/dl-fini.c (_dl_fini): Also take dependencies introduced through
relocations.
* dlfcn/Makefile (glrefmain.out): Test is not expected to fail
anymore.
* dlfcn/glrefmain.c: Add one more debug message.
* Makeconfig (preprocess-versions): Don't add $(CPPFLAGS) to compiler
command line.
* Makerules (sysd-versions): Use ( ) instead of { }.
* elf/dl-load.c: Use __builtin_expect to signal that compiler should
optimize for the non-debugging case.
* elf/dl-lookup.c: Likewise.
* sysdeps/generic/libc-start.c: Likewise.
2000-03-30 Ulrich Drepper <drepper@redhat.com>
Implement dynamic determination of constructor/destructor order in
the dynamic linker.
* elf/Versions [ld.so] (GLIBC_2.0): Remove _dl_init_next.
(GLIBC_2.2): Add _dl_init.
* elf/dl-close.c: Also call all destructors in FINI_ARRAY.
r_duplist is not anymore allocated separately. l_initfini is and
therefore free it if necessary.
* elf/dl-deps.c: If a searchlist has to be allocated, put all in one
malloc block. Otherwise allocate l_initfini list only.
Put dependencies for the object in l_initfini list.
Sort dependencies for the object to be loaded topologically.
* elf/dl-fini.c: Before running the destructors sort the topologically.
* elf/dl-init.c (_dl_init): Renamed from _dl_init_next. Rewrite to
call constructors instead of iterating over the pointers. Get list of
objects for which to run constructors from l_initfini element. Accept
argc, argv, and env as parameters and pass them to the constructors.
* elf/ld-load.c (_dl_map_object_from_fd): Initialize l_ldnum member
with size of dynamic section.
* elf/dl-open.c (dl_open_worker): Only call _dl_init instead of
_dl_init_next and calling constructors ourself.
* elf/dl-preinit.c (_dl_preinit): Renamed from _dl_preinit_next.
Take argc, argv, and env as parameters and pass them to the
constructors. Rewrite to call all constructors and not iterate over
the pointers.
* elf/dynamic-link.h: Don't relocate DT_FINI_ARRAY entry. Don't
precompute l_initcount and l_preinitcount.
* elf/link.h (struct link_map): Add l_ldnum member.
Make l_phdr_allocated part of the bitfield. Remove l_runcount,
l_initcount, and l_preinitcount. Add l_initfini.
* sysdeps/generic/ldsodefs.h: Replace _dl_init_next prototype with
one for _dl_init.
* sysdeps/i386/dl-machine (RTLD_START): Rewrite to match new init
function interface.
* sysdeps/unix/sysv/linux/init-first.h: Removed.
* sysdeps/unix/sysv/linux/Dist: Delete file here as well.
* sysdeps/unix/sysv/linux/init-first.c [PIC]: Don't use
SYSDEP_CALL_INIT. Make _init a strong alias of init. The calling
conventions now match.
* sysdeps/generic/libc-start.c: Calling __libc_init_first has no
effect for shared objects. Don't emit message and call only for
static library.
2000-02-28 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/start.c: Initialize __errno and add comment
explaining why. Remove K&R compatibility.
* sysdeps/powerpc/fpu/s_isnan.c: Avoid using asm statement to
declare aliases.
* sysdeps/powerpc/Makefile: Always pass flags to compile for ppc
and not rs6000.
[$(subdir)=misc] (sysdep_routines): Add gprsave0, gprrest0,
gprsave1 , and gprrest1.
Don't pass special flags to compiler for init and gmon-start if
this is no ELF platform.
* sysdeps/mach/hurd/bits/statfs.h: Define _STATFS_F_NAMELEN.
* sysdeps/unix/sysv/linux/bits/statfs.h: Likewise.
* sysdeps/unix/sysv/linux/mips/bits/statfs.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/bits/statfs.h: Likewise.
* sysdeps/posix/fpathconf.c: Don't unconditionally use f_namelen
in statfs. Check feature macro and use f_name_max or NAME_MAX
instead.
* sysdeps/posix/pathconf.c: Likewise.
* dlfcn/dlfcn.h: Remove DL_CALL_FCT definition here.
* sysdeps/generic/bits/dlfcn.h: Define DL_CALL_FCT here.
* sysdeps/mips/bits/dlfcn.h: Define DL_CALL_FCT here.
* iconv/skeleton.c: If DL_CALL_FCT is not yet defined, add dumy
definition here.
* sysdeps/generic/libc-start.c: Fix typo in comment.
* include/set-hooks.h: Allow systems to not define
symbol_set_define.
* configure.in: Unify machine names rs6000 and powerpc.
1999-12-19 Andreas Jaeger <aj@suse.de>
* sysdeps/generic/libc-start.c: Remove declaration of
__libc_open. Move declaration of __libc_fcntl to ...
* include/fcntl.h: ...here.
* include/unistd.h: Move __libc_open and __libc_open64 to ...
* include/fcntl.h: ...here.
* malloc/malloc.h (__attribute_malloc__): Only define if hasn't
happened yet.
* malloc/Versions: __libc_freeres was exported with glibc 2.1.3,
rename label.
* sysdeps/generic/libc-start.c: For SUID binaries check whether
the standard file descriptors are open.
Reported by Chris Evans <chris@ferret.lmh.ox.ac.uk>.
1998-04-06 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
* elf/dl-runtime.c (fixup, profile_fixup): The final arg to
_dl_lookup_*symbol is DL_LOOKUP_NOPLT not ELF_MACHINE_JMP_SLOT.
* elf/elf.h (EM_SPARC64): Remove.
(EM_SPARC32PLUS, EM_SPARCV9): Add.
(HWCAP_SPARC_V9): Add.
* elf/ldsodefs.h (_dl_hwcap): Declare.
* sysdeps/sparc/sparc32/dl-machine.h (_dl_hwcap, _dl_hwcap_mask):
Weaken so dlopen from static progies works.
(WEAKADDR): New macro.
(elf_machine_matches_host): Accept EM_SPARC32PLUS on a v9 cpu.
(LD_SO_PRELOAD): New macro.
(elf_machine_fixup_plt): Cope with weak _dl_hwcap.
(elf_machine_rela): Weaken _dl_rtld_map.
* sysdeps/unix/sysv/linux/sparc/sparc32/clone.S: Rename __libc_clone
to __clone, and remove the later's alias.
* sysdeps/unix/sysv/linux/sparc/sparc64/clone.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c: Copy to/from
the kernel's structure.
* sysdeps/generic/libc-start.c: Allow init and fini to be null.
1998-03-18 14:25 Ulrich Drepper <drepper@cygnus.com>
* string/bits/string2.h: Add optimization for strdup.
Always define __strsep and __strtok_r and make real names available
when feature select macros are defined.
1998-03-18 Andreas Jaeger <aj@arthur.rhein-neckar.de>
* manual/install.texi (Installation): Use i486-linux as example
instead of the unsupported sunos4.
(Reporting Bugs): Mention glibcbug script.
(Tools for Installation): gcc 2.8.1/egcs 1.0.2 is required.
1998-03-16 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* posix/wordexp-tst.sh: Make portable. Add more tests.
* posix/Makefile (do-globtest do-wordexp-test): New targets.
1998-03-18 13:38 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/libc-start.c: Moved to ...
* sysdeps/generic/libc-start.c: ...here, replacing former content.
* sysdeps/unix/sysv/linux/Dist: Add netash/ash.h and
netpacket/packet.h.
* sysdeps/unix/sysv/linux/bits/socket.h: Pretty print.
1998-03-17 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/unix/sysv/linux/bits/resource.h: Remove trailing comma
in enumerator for strict standard compliance.
* sysdeps/generic/bits/resource.h: Likewise.
1998-03-18 10:04 Philip Blundell <pb@nexus.co.uk>
* sysdeps/arm/sysdep.h (__ARM_USES_FP): Deleted.
(PLTJMP): New macro.
* sysdeps/arm/fpu/__longjmp.S: New file, implementation of
longjmp() when floating point enabled.
* sysdeps/arm/fpu/setjmp.S: Likewise for setjmp().
* sysdeps/arm/__longjmp.S: Remove floating point code.
* sysdeps/arm/setjmp.S: Likewise.
* sysdeps/arm/bsd-setjmp.S: Call __sigsetjmp by correct name.
* sysdeps/arm/bsd-_setjmp.S: Likewise.
* sysdeps/arm/memset.S: New file; optimised ARM implementation of
memset().
* sysdeps/generic/setsockopt.c (setsockopt): Keep in step with
prototype.
1998-03-17 16:16 Philip Blundell <pb@nexus.co.uk>
Based on patches from Pat Beirne and Scott Bambrough:
* sysdeps/arm/__longjmp.S: Use ip, not r2, as temporary.
* sysdeps/arm/bits/fenv.h: New file.
* sysdeps/arm/dl-machine.h: New file. Add ELF support.
* sysdeps/arm/elf/setjmp.S: Likewise.
* sysdeps/arm/elf/start.S: Likewise.
* sysdeps/arm/init-first.c: Likewise.
* sysdeps/arm/setjmp.S: Call __sigjmp_save through PLT
* sysdeps/arm/sysdep.h: Change format of .type directive. Correct
comment about floating point to reflect current reality.
* sysdeps/unix/arm/brk.S: Support PIC.
* sysdeps/unix/arm/sysdep.S (syscall_error): Support PIC and
re-entrant code.
* sysdeps/unix/sysv/linux/arm/socket.S: Check correctly for error
return; call syscall_error through PLT.
* sysdeps/unix/sysv/linux/arm/sysdep.h (ENTRY): Correct error jump.
1998-03-04 12:01 Philip Blundell <pb@nexus.co.uk>
* sysdeps/unix/sysv/linux/netpacket/packet.h: New file.
* sysdeps/unix/sysv/linux/netash/ash.h: Likewise.
* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Install them.
1998-03-08 14:58 Ulrich Drepper <drepper@cygnus.com>
* Makeconfig (nisobjdir): Set to path to nis directory.
(rpath-link): Add nisobjdir.
Patch by Sven Verdoolaege <skimo@kotnet.org>.
* elf/Makefile: Pretty print.
* elf/dl-lookup.c: Include unistd.h.
* elf/dl-runtime.c: Likewise.
* localedata/Makefile (test-srcs): Add tst-rpmatch.
(distribute): Add tst-rpmatch.sh.
(tests): Add tst-rpmatch to dependency list and run tst-rpmatch.sh.
New tests for rpmatch function by
Jochen Hein <jochen.hein@delphi.central.de>.
* localedata/tst-rpmatch.c: New file.
* localedata/tst-rpmatch.sh: New file.
* localedata/locales/de_DE: Correct yesexpr and noexpr.
* localedata/locales/de_AT: Likewise.
* posix/getopt.c: Update contact address.
* posix/getopt1.c: Pretty print.
* sysdeps/generic/libc-start.c: Do most of the initialization now
here instead of in start.S.
* sysdeps/unix/sysv/linux/libc-start.c: Likewise.
* sysdeps/i386/elf/start.S: Remove most of the initialization code.
* sysdeps/unix/sysv/linux/i386/profil-counter.h: No need for
profil_counter to be public.
1998-03-08 13:06 Tim Waugh <tim@cyberelk.demon.co.uk>
* posix/wordexp.c (parse_arith): Now works for negative numbers too.
(parse_param): Coded parameter length expansion (${#var}).
(parse_param): Handling for "=", "+", "-", and the ":" versions added.
(parse_param): Cleaned up (fixed) error handling.
* posix/wordexp-test.c: IFS now includes non-whitespace character
(comma). Added more tests.
1998-03-06 17:04 Ulrich Drepper <drepper@cygnus.com>
* libc.map: Add _dl_debug_impcalls, _dl_debug_fd, _dl_sysdep_output,
__libc_start_main.
* csu/Makefile (routines): Add libc-start.
* elf/dl-error.c: Remove declaration of _dl_argv. Include <unitsd.h>.
* elf/dl-lookup.c: Likewise.
* elf/dl-version.c: Likewise.
* sysdeps/i386/dl-machine.h: Likewise.
* elf/link.h: Declare _dl_argv, _dl_debug_fd.
Declare _dl_sysdep_output. Make _dl_sysdep_fatal, _dl_sysdep_error and
_dl_sysdep_message macros which use _dl_sysdep_output.
* elf/dl-fini.c: Write out which destructor is called while debugging.
* elf/dl-init.c: Likewise for constructor.
* elf/dl-load.c: Use _dl_debug_message instead of _dl_sysdep_message.
* elf/dl-misc.c: Remove _dl_sysdep_fatal, _dl_sysdep_error and
_dl_sysdep_message. Add _dl_sysdep_output.
* elf/rtld.c: Recognize LD_DEBUG_OUTPUT. Set _dl_debug_fd if
this file can be opened.
For LD_DEBUG=libs also set _dl_debug_impcalls.
* sysdeps/generic/dl-cache.c: Include unistd.h.
* sysdeps/generic/libc-start.c: New file.
* sysdeps/i386/elf/start.S: Don't call main directly, call
* sysdeps/unix/sysv/linux/libc-start.c: New file.
__libc_start_main instead.
* elf/Makefile ($(objpfx)ld.so): Add $(load-map-file) as dependency.
