Update.
Add support for namespaces in the dynamic linker.
* dlfcn/Makefile (libdl-routines): Add dlmopen.
* dlfcn/Versions [libdl, GLIBC_2.3.4]: Add dlmopen.
* dlfcn/dlfcn.h: Define Lmid_t, LM_ID_BASE, and LM_ID_NEWLM.
Declare dlmopen. Document RTLD_DI_LMID.
* dlfcn/dlinfo.c: Handle RTLD_DI_LMID.
* dlfcn/dlmopen.c: New file.
* dlfcn/dlopen.c: Pass new parameter to _dl_open.
* dlfcn/dlopenold.c: Likewise.
* elf/dl-addr.c: Adjust for removal of GL(dl_loaded).
* elf/dl-caller.c: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-conflict.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-sym.c: Likewise.
* elf/dl-version.c: Likewise.
* elf/do-lookup.h: Likewise.
* elf/rtld.c: Likewise.
* sysdeps/unix/sysv/linux/i386/dl-librecon.h: Likewise.
* elf/dl-depsc: Likewise. Add new parameter to _dl_map_object.
* elf/dl-fini.c: Call destructors in all namespaces.
* elf/dl-iteratephdr.c: Compute total nloaded. Adjust for removal of
GL(dl_loaded).
* elf/dl-libc.c: Pass new parameter to _dl_open. Adjust for removal
of GL(dl_loaded).
* elf/dl-load.c (_dl_map_object_from_fd): Don't load ld.so a second
time. Reuse the one from the main namespace in all others.
Pass new parameter to _dl_new_object.
Adjust for removal of GL(dl_loaded).
* elf/dl-object.c: Take new parameter. Use it to initialize l_ns.
Adjust for removal of GL(dl_loaded).
* elf/dl-open.c (_dl_open): Take new parameter.
Adjust for removal of GL(dl_loaded).
* elf/dl-support.c: Replace global _dl_loaded etc variables with
_dl_ns variable.
* include/dlfcn.h: Adjust prototype of _dl_open.
Define __LM_ID_CALLER.
* include/link.h: Add l_real, l_ns, and l_direct_opencount elements.
* sysdeps/generic/dl-tls.c: Bump TLS_STATIC_SURPLUS. Since libc is
using TLS we need memory appropriate to the number of namespaces.
* sysdeps/generic/ldsodefs.h (struct rtld_global): Replace _dl_loaded,
_dl_nloaded, _dl_global_scope, _dl_main_searchlist, and
_dl_global_scope_alloc with _dl_ns element. Define DL_NNS.
Adjust prototypes of _dl_map_object and member in rtld_global_ro.
* malloc/malloc.c: Include <dlfcn.h>.
* malloc/arena.c (ptmalloc_init): If libc is not in primary namespace,
never use brk.
* elf/Makefile: Add rules to build and run tst-dlmopen1 and
tst-dlmopen2.
* elf/tst-dlmopen1.c: New file.
* elf/tst-dlmopen1mod.c: New file.
* elf/tst-dlmopen2.c: New file.
* elf/dl-close.c: Improve reference counting by tracking direct loads.
* elf/dl-lookup.c (add_dependency): Likewise.
* elf/dl-open.c (dl_open_worker): Likewise.
* elf/rtld.c (dl_main): Likewise.
2004-09-09 GOTO Masanori <gotom@debian.or.jp>
[BZ #77]
* elf/dl-close.c: Count down l_opencount to check not only for
l_reldeps, but also l_initfini.
2004-10-13 Ulrich Drepper <drepper@redhat.com>
2004-10-11 Ulrich Drepper <drepper@redhat.com>
* elf/dl-sym.c (do_sym): Avoid using global variable.
* elf/dl-addr.c (_dl_addr): Really use match everywhere.
2004-10-09 Andreas Schwab <schwab@suse.de>
* sysdeps/m68k/memcopy.h (WORD_COPY_BWD): Remove use of cast as
lvalue.
* sysdeps/m68k/fpu/bits/mathinline.h: Remove __THROW from inline
definitions.
* posix/tst-getaddrinfo2.c: Include stdlib.h and string.h.
(do_test): Use %p instead of 0x%08X to print a pointer.
* malloc/malloc.c: Include stdio-common/_itoa.h.
2004-10-06 Jakub Jelinek <jakub@redhat.com>
* sysdeps/s390/jmpbuf-unwind.h: Include bits/wordsize.h.
(JMPBUF_CFA_UNWINDS_ADJ): Subtract 96 resp. 160 bytes from CFA.
2004-10-05 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/x86_64/sysconf.c (__sysconf): Return 200112L
for _SC_CPUTIME or _SC_THREAD_CPUTIME.
* nscd/Makefile (nscd-cflags): Set to -DIS_IN_nscd=1, plus
-fpie if building PIE.
(CFLAGS-*.c): Use it.
* nscd/Makefile (relro-LDFLAGS): Add -Wl,-z,now if have-z-relro.
($(objpfx)nscd): Add $(relro-LDFLAGS).
* sysdeps/unix/sysv/linux/i386/sysconf.c: Include hp-timing.h.
(__sysconf): Return -1 for _SC_CPUTIME or _SC_THREAD_CPUTIME if
!HP_TIMING_AVAIL.
2004-10-05 Ulrich Drepper <drepper@redhat.com>
* nscd/Makefile (distribute): Remove TODO.
* nscd/TODO: Removed.
* nscd/gai.c: Define __no_netlink_support if NEED_NETLINK is
defined and __ASSUME_NETLINK_SUPPORT is zero.
* sysdeps/unix/sysv/linux/Makefile (CFLAGS-gai.c): Add
-DNEED_NETLINK.
2004-10-04 Ulrich Drepper <drepper@redhat.com>
* malloc/mtrace.pl: Avoid calling location unless it is needed for
output. Patch by Edward Bishop <binutils@gmail.com>.
* nscd/Makefile (CFLAGS-gai.c): Add -fpie.
to rtld_errno.
* sysdeps/generic/errno.c [RTLD_PRIVATE_ERRNO] (rtld_errno): Define it,
and don't define any other errno names.
* sysdeps/unix/alpha/sysdep.h [RTLD_PRIVATE_ERRNO]: Use rtld_errno in
place of errno.
* sysdeps/unix/i386/sysdep.S: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/ia64/sysdep.S: Likewise.
* sysdeps/unix/sysv/linux/m68k/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/sh/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
* sysdeps/unix/x86_64/sysdep.S: Likewise.
* sysdeps/generic/errno.c [! USE___THREAD] (errno): Use `nocommon'
attribute instead of `section'.
are handled by one thread which then hands off the descriptors for the
* nscd/connections.c (start_threads): Use sysconf in case
_POSIX_CLOCK_SELECTION or _POSIX_MONOTONIC_CLOCK is not greater zero.
* nscd/nscd.c: Remove getaddrinfo stub definition.
2004-03-18 Jakub Jelinek <jakub@redhat.com>
* malloc/arena.c (aligned_heap_area): New variable.
(new_heap): If aligned_heap_area != NULL, attempt to use that
first. If HEAP_MAX_SIZE << 1 area is already HEAP_MAX_SIZE bytes
aligned, remember the second half in aligned_heap_area.
(delete_heap): Clear aligned_heap_area if deleting the area right
before aligned_heap_area.
Dynamically create new threads if necessary.
* nscd/connections.c (fd_ready): If no thread available for processing
the request, create a new one unless the limit is reached.
(start_threads): Check errors from pthread_create.
* nscd/nscd.h: Declare max_nthreads.
* nscd/nscd_conf.c: Parse max-nthreads entry.
* nscd/nscd.conf: Add max-threads entry.
* nscd/nscd_stat.c: Print current and maximum number of threads.
Implement paranoia mode.
* nscd/connections.c (nscd_init): Mark database and socket descriptors
as close on exec.
(restart): New function.
(restart_p): New function.
(nscd_run): Add missing descrement of nready in case readylist is
empty.
(main_loop_poll): Call restart_p and restart.
(main_loop_epoll): Likewise.
(begin_drop_privileges): Save original UID and GID.
* nscd/nscd.c: Define new variables paranoia, restart_time,
restart_interval, oldcwd, old_gid, old_uid.
(main): Disable paranoia mode if we are not forking.
(check_pid): When re-execing, the PID file contains the same PID as
the current process. Do not fail in this case.
* nscd/nscd.conf: Add paranoia and restart-interval entries.
* nscd/nscd.h: Define RESTART_INTERVAL. Declare new variables.
* nscd/nscd_conf.c: Parse paranoia and restart-internal configurations.
* nscd/nscd_stat.c: Print paranoia and restart-internal values.
* nscd/connections.c: Rewrite handling of incoming connections. All
are handled by one thread which then hands of the descriptors for the
real work to the worker threads.
* nscd/Makefile: Link nscd with librt.
* nscd/selinux.c: Pretty printing.
* nscd/dbg_log.c (dbg_log): Don't add unnecessary newline to
output. Let syslog do the formatting if debug_level == 0.
2004-10-02 Simon Josefsson <jas@extundo.com>
[BZ #420]
* sysdeps/generic/memmem.c [!_LIBC]: Define __builtin_expect, to
make the file usable inside gnulib.
* nscd/nscd.c (termination_handler): Reset timestamp so that
client immediately stop using the database.
(__nscd_drop_map_ref): Change second parameter to be a reference to
* nscd/nscd.h: Add declaration of addinitgroups and
2004-09-30 Ulrich Drepper <drepper@redhat.com>
* nscd/nscd-client.h (__nscd_get_map_ref): Drop volatile from last
parameter.
(__nscd_drop_map_ref): Change second parameter to be a referenc to
a variable. Update variable when cycle count changed.
* nscd/nscd_helper.c (__nscd_get_map_ref): Remove volatile here, too.
* nscd/nscd_getai.c: Correctly use __nscd_drop_map_ref. Reinitialize
all variables and avoid memory leak in case of retries.
* nscd/nscd_getgr_r.c: Likewise.
* nscd/nscd_gethst_r.c: Likewise.
* nscd/nscd_getpw_r.c: Likewise.
* nscd/nscd_initgroups.c: Likewise.
* nscd/nscd.h: Add declaretion of addinitgroups and
readdinitgroups.
2004-09-29 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/glob.c (glob_in_dir): Don't blindly trust
readdir results; for symlinks or files of unknown type check using
stat whether the file exists.
* posix/tst-gnuglob.c (find_file): Handle leading "./". Fix
recognition of files.
2004-09-29 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/ia64/bits/siginfo.h (si_segvflags):
Renamed from si+flags due to comflict with si_flags from <elf.h>.
2004-09-28 Ulrich Drepper <drepper@redhat.com>
* sysdeps/posix/getaddrinfo.c (gaih_inet): If NAME is a numerical IP
address and AI_CANONNAME is set, return copy of NAME as ai_canonname.
2004-09-27 Ulrich Drepper <drepper@redhat.com>
* sunrpc/rpc_parse.c (get_type): Use "quad_t" for TOK_HYPER.
Otherwise isvectordef will loop infinitely if typedef hyper int64_t
is seen.
(unsigned_dec): Use "u_quad_t" for similar reasons.
* posix/sys/wait.h [__WIFCONTINUED] (WIFCONTINUED): New macro.
* stdlib/stdlib.h [__WIFCONTINUED] (WIFCONTINUED): New macro.
* sysdeps/generic/bits/waitstatus.h (__W_CONTINUED): New macro.
[WCONTINUED] (__WIFCONTINUED): New macro.
(__WIFSIGNALED): Rewritten to exclude __W_CONTINUED value, and have no
branches.
Update.
* elf/readlib.c (process_file): Before complaining about too-short
file, check that it potentially be an ELF file. Also complain about
empty files. [BZ #151].
Update.
2004-09-26 Ulrich Drepper <drepper@redhat.com>
* sysdeps/posix/getaddrinfo.c (getaddrinfo): Remove incorrect
requirement on socktype and protocol.
(gaih_inet): If numeric port number is given, return records for all
possible socket types.
* posix/tst-getaddrinfo2.c: New file.
* posix/Makefile (tests): Add tst-getaddrinfo2. [BZ #358]
Update.
* locale/loadlocale.c (_nl_intern_locale_data): Recognize LC_CTYPE
data where _nl_value_type_LC_CTYPE does not contain the type
information. Add range checks.
Reported by John Lumby <johnlumby@hotmail.com> [BZ #356].
Update.
* libio/vasprintf.c (_IO_vasprintf): Fix condition to decide
whether to realloc or not.
Reported by Pavel Kankovsky <peak@argo.troja.mff.cuni.cz> [BZ #346].
Update.
* intl/dcigettext.c (DCIGETTEXT): Protect tfind/tsearch calls.
* intl/dcigettext.c (_nl_find_msg): Call _nl_load_domain also if
decided < 0.
* intl/finddomain.c (_nl_find_domain): Likewise.
* intl/l10nflist.c (_nl_make_l10nflist): Initialize lock.
* intl/loadinfo.h (struct loaded_l10nfile): Add lock element.
* intl/loadmsgcat.c (_nl_load_domain): Set decided to 1 only once we
are done. First set to -1 to signal initialization is ongoing.
Protect against concurrent callers with recursive lock.
duplicate address recognition does not copy junk. [BZ #322]
2004-09-25 Ulrich Drepper <drepper@redhat.com>
* sysdeps/posix/getaddrinfo.c (getaddrinfo): If determinination of
source address fails, initialized source_addr_len field so that
duplicate address recognition does not copy junk.
2004-09-25 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/i386/setuid.c (__setuid): Remove second
result declaration.
2004-09-22 Andreas Schwab <schwab@suse.de>
* sysdeps/unix/sysv/linux/ia64/sysdep.h: Adjust whitespace.
2004-09-23 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/bits/dlfcn.h: Add RTLD_DEEPBIND.
* elf/dl-object.c (_dl_new_object): Add new parameter mode. If mode
has RTLD_DEEPBIND set add local searchlist before global scope.
* sysdeps/generic/ldsodefs.h (_dl_new_object): Adjust prototype.
* elf/rtld.c: Adjust callers of _dl_new_object.
* elf/dl-load.c: Likewise.
(_dl_map_object_from_fd): If RTLD_DEEPBIND is used, don't do anything
for DF_SYMBOLIC.
* elf/dl-open.c (dl_open_writer): Pass RTLD_DEEPBIND flag on to
_dl_map_object_deps.
* elf/tst-deep1.c: New file.
* elf/tst-deep1mod1.c: New file.
* elf/tst-deep1mod2.c: New file.
* elf/tst-deep1mod3.c: New file.
* elf/Makefile: Add rules to build and run new tests.
* elf/dl-deps.c: Pretty printing.
