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>
2004-10-05 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.
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.
* sysdeps/unix/sysv/linux/fcntl.c (__fcntl_nocancel): Remove
static inline __attribute ((always_inline)). Don't define if
NO_CANCELLATION.
(__libc_fcntl): Use INLINE_SYSCALL directly instead of
__fcntl_nocancel.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/fcntl.c (__fcntl_nocancel):
Remove static inline __attribute ((always_inline)). Don't define
if NO_CANCELLATION.
(__libc_fcntl): Use INLINE_SYSCALL directly instead of
__fcntl_nocancel.
* sysdeps/unix/sysv/linux/i386/fcntl.c (__fcntl_nocancel): Define to
__libc_fcntl if NO_CANCELLATION and __ASSUME_FCNTL64 == 0.
Don't define at all if NO_CANCELLATION and __ASSUME_FCNTL64 > 0.
(__libc_fcntl): Don't define if __fcntl_nocancel is a macro.
2004-07-09 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/fcntl.c (__fcntl_nocancel): Move attribute
to the front for gcc 3.5+.
* sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/fcntl.c: Likewise.
* include/fcntl.h: Don't declare __fcntl_nocancel here if
NO_CANCELLATION is defined.
2004-07-05 Ulrich Drepper <drepper@redhat.com>
* elf/dl-init.c: Don't define and use _dl_starting_up if
HAVE_INLINED_SYSCALLS is defined and the variable is not used.
* elf/dl-support.c: Likewise.
* elf/rtld.c: Likewise.
* elf/dl-misc.c (_dl_debug_vdprintf): Use writev syscall directly
if HAVE_INLINED_SYSCALLS is defined.
* sysdeps/powerpc/powerpc64/dl-machine.h: Don't rest _dl_starting_up
here.
* sysdeps/powerpc/powerpc32/dl-start.S: Likewise.
* sysdeps/unix/sysv/linux/configure.in: Define HAVE_INLINED_SYSCALLS.
* config.h.in: Add entry for HAVE_INLINED_SYSCALLS.
* sysdeps/posix/profil.c: If compiled for ld.so, omit code which
is needed to stop profiling.
* elf/dl-open.c (dl_open_worker): If a newly opened object is to be
profile make sure it cannot be unloaded.
* sysdeps/unix/sysv/linux/dl-origin.c: Inline readlink syscall.
* sysdeps/unix/sysv/linux/fcntl.c: If compiled without cancellation
support, make sure the helper function is inlined.
* sysdeps/unix/sysv/linux/pread.c: Likewise.
* sysdeps/unix/sysv/linux/pwrite.c: Likewise.
* sysdeps/unix/sysv/linux/i386/fcntl.c: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/fcntl.c: Likewise.
2004-03-12 Ulrich Drepper <drepper@redhat.com>
* posix/getconf.c (vars): Add _SC_ values for cache information.
* sysdeps/generic/bits/confname.h: Add _SC_* values for cache
information.
* sysdeps/unix/sysv/linux/sysconf.c (__sysconf): Reorganize to
allow yet another sysconf function to include the one in this file.
* sysdeps/unix/sysv/linux/i386/sysconf.c: New file.
* sysdeps/generic/sysconf.c: Add default handling for cache line info.
2004-02-22 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/posix_fadvise64.S: Pop register
content also in case of an overflow in the parameter.
Reported by Momchil Velikov <velco@fadata.bg>.
2003-12-11 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/kernel-features.h: Remove __ASSUME_VSYSCALL.
There might always be processes which have no vDSO.
* sysdeps/generic/dl-sysdep.c: Remove __ASSUME_VSYSCALL uses.
* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
2003-11-25 Ulrich Drepper <drepper@redhat.com>
* posix/runptests.c (main): Make errors fatal.
* posix/PTESTS: One test in GA135 and GA136 check functionality
which seems not guaranteed.
2003-11-25 Jakub Jelinek <jakub@redhat.com>
* posix/regexec.c (re_search_internal): If prune_impossible_nodes
returned REG_NOMATCH, set match_last to -1. Don't initialize
pmatch[0] needlessly. Fix comment.
(prune_impossible_nodes): Don't segfault on NULL state_log entry.
(set_regs): Fix comment.
* posix/regcomp.c (parse_bracket_exp): Only set has_plural_match
if adding both SIMPLE_BRACKET and COMPLEX_BRACKET.
(build_charclass_op): Set has_plural_match if adding both
SIMPLE_BRACKET and COMPLEX_BRACKET.
* posix/bug-regex11.c (tests): Fix register values for one commented
out test. Add new tests.
* posix/regex_internal.c (re_string_allocate): Make sure init_len
is at least dfa->mb_cur_max.
(re_string_reconstruct): If is_utf8, don't fall back into
re_string_skip_chars just because idx points into a middle of
valid UTF-8 character. Instead, set the wcs bytes which correspond
to the partial character bytes to WEOF.
* posix/regexec.c (re_search_internal): Allocate input.bufs_len + 1
instead of dfa->nodes_len + 1 state_log entries initially.
* posix/bug-regex20.c (main): Uncomment backwards case insensitive
tests.
2003-09-25 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/x86_64/dl-procinfo.c: Include
sysdeps/i386/dl-procinfo.c instead of
sysdeps/unix/sysv/linux/i386/dl-procinfo.c.
* sysdeps/unix/sysv/linux/i386/dl-procinfo.h: Avoid using
#include_next.
* sysdeps/generic/utmp_file.c: Use not-cancelable syscalls all
over the place. It would be allowed to have these fucntions as
cancellation points but the cleanup would be ugly and a lot of
work.
* sysdeps/generic/not-cancel.h (fcntl_not_cancel): Define.
* sysdeps/unix/sysv/linux/not-cancel.h (fcntl_not_cancel): Define.
* include/fcntl.h (__fcntl_nocancel): Declare.
* sysdeps/unix/sysv/linux/fcntl.c: New file.
* sysdeps/unix/sysv/linux/i386/fcntl.c (__libc_fcntl): Only enable
cancellation if absolutely needed.
(__fcntl_nocancel): Define.
* posix/unistd.h (gethostid): Remove __THROW. Clarify comment.
* sysdeps/unix/sysv/linux/Makefile (CFLAGS-gethostid.c): Add
-fexceptions.
* sysdeps/unix/sysv/linux/gethostid.c (gethostid): Use
extend_alloca.
* resolv/res_init.c (__res_nclose): Use close_not_cancel_no_status
instead of __close.
2003-09-02 Jakub Jelinek <jakub@redhat.com>
* barrier.c (__pthread_barrierattr_getpshared): Always
return PTHREAD_PROCESS_PRIVATE.
(pthread_barrierattr_setpshared): Return EINVAL if pshared
is neither PTHREAD_PROCESS_PRIVATE nor PTHREAD_PROCESS_SHARED.
2003-09-02 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/x86-64/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/i386/lowlevellock.h: Make sure the code
in subsections has a symbol associated with it.
* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h (PSEUDO): Also
defined symbol for entry point to avoid cancellation.
* sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h (PSEUDO): Likewise.
2003-08-22 Ulrich Drepper <drepper@redhat.com>
* io/fcntl.h (posix_fallocate): Change type of third parameter to
off_t.
(posix_fallocate64): Change type of third parameter to off64_t.
* sysdeps/generic/posix_fallocate.c: Adjust for type change.
* sysdeps/posix/posix_fallocate.c: Likewise.
* sysdeps/generic/posix_fallocate64.c: Likewise.
* sysdeps/posix/posix_fallocate64.c: Likewise. Add compatibility
code for 32-bit platforms.
* sysdeps/unix/sysv/linux/i386/Versions: Add new version for
posix_fallocate64.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/Versions: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/Versions: Likewise.
2003-08-15 Ulrich Drepper <drepper@redhat.com>
* io/Versions [GLIBC_2.3.3]: Add posix_fadvise64.
* io/fcntl.h (posix_fadvise64): Change type of third parameter to
off_t.
* sysdeps/unix/sysv/linux/posix_fadvise.c: Adjust definition.
* sysdeps/unix/make-syscalls.sh: Recognize V prefix to the parameter
description indicating the error value is returned, not -1.
* sysdeps/unix/sysv/linux/Makefile [subdir=io] (subdir_routines): Add
posix_fadvise64_64.
* sysdeps/unix/sysv/linux/kernel-features.h: Add definition of
__ASSUME_FADVISE64_64_SYSCALL.
* sysdeps/unix/sysv/linux/syscalls.list: Don't define madvise and
posix_madvise in one file. Have posix_madvise defined with error
value returned.
Define posix_fadvise64_64 entry. Add version info to posix_fadvise64
entry.
* sysdeps/unix/sysv/linux/alpha/syscalls.list: Define
posix_fadvise64_64 entry. Add version info to posix_fadvise64 entry.
* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/x86_64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/i386/posix_fadvise.S: New file.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Define PSEUDO_ERRVAL,
PSEUDO_END_ERRVAL, and ret_ERRVAL.
* sysdeps/unix/sysv/linux/ia64/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
* posix/Makefile (routines): Add posix_madvise.
* sysdeps/generic/madvise.c: Don't define posix_madvise.
* sysdeps/generic/posix_madvise.c: New file.
* sysdeps/unix/sysv/aix/posix_madvise.c: New file.
2003-08-13 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/syscalls.list: Add time syscall.
* elf/Makefile: Use LC_ALL=C in a few cases where we call external
text processing tools.
* sysdeps/pthread/aio_misc.h (struct waitlist): Don't add caller_pid
element unless BROKEN_THREAD_SIGNALS is defined.
(struct requestlist): Likewise.
* sysdeps/pthread/aio_misc.c (__aio_enqueue_request): Don't fill in
caller_pid of new request unless BROKEN_THREAD_SIGNALS is defined.
* sysdeps/pthread/aio_suspend.c (aio_suspend): Likewise.
* sysdeps/pthread/aio_notify.c (__aio_notify_only): Remove caller_pid
parameter unless BROKEN_THREAD_SIGNALS is defined. Adjust callers.
Pass current PID to __aio_sigqueue.
* sysdeps/pthread/lio_listio.c (lio_listio): Adjust __aio_notify_only
call. Don't initialize caller_pid field of waitlist element.
2003-07-31 Jakub Jelinek <jakub@redhat.com>
* dlfcn/dlerror.c (once): New.
(dlerror): Call __libc_once.
(_dlerror_run): Remove once.
2003-07-31 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h (struct sigcontext):
Sync with 2.5.7 and 2.5.73 kernel changes.
2003-07-31 Jakub Jelinek <jakub@redhat.com>
* dlfcn/eval.c (funcall): Add noinline attribute to shut up warnings.
* elf/rtld.c (dl_main): Cast ElfW(Addr) arguments with %Zx/%Zd
formats to size_t.
* elf/dl-lookup.c (_dl_debug_bindings): Likewise.
* elf/tst-tls6.c (do_test): Use %zd format for l_tls_modid.
* elf/tst-tls8.c (do_test): Use %zd format for modid1 and modid2.
* gmon/tst-sprofil.c (main): Add parens to shut up warning.
* iconv/tst-iconv3.c (main): Use %td instead of %zd for pointer
difference argument.
* stdio-common/tst-wc-printf.c (main): Cast arguments with %C
format to wint_t.
* stdlib/tst-limits.c (main): For WORD_BIT and LONG_BIT, use
%d format and cast expected value to int.
* sysdeps/generic/libc-start.c (STATIC): Add
__attribute__((always_inline) if LIBC_START_MAIN is already defined.
* sysdeps/powerpc/fpu/w_sqrt.c (a_nan, a_inf): Change from uint32_t
to ieee_float_shape_type.
(__sqrt): Avoid type punning.
* sysdeps/powerpc/fpu/w_sqrtf.c (a_nan, a_inf): Change from uint32_t
to ieee_float_shape_type.
(__sqrtf): Avoid type punning.
* sysdeps/s390/s390-32/dl-machine.h (elf_machine_rela): Don't define
refsym if in dl-conflict.c.
* sysdeps/s390/s390-64/dl-machine.h (elf_machine_rela): Likewise.
* sysdeps/unix/sysv/linux/i386/semctl.c (union semun): Add __old_buf.
(__new_semctl): Shut up warning.
* sysdeps/unix/sysv/linux/semctl.c (union semun): Add __old_buf.
(__new_semctl): Shut up warning.
* sysdeps/unix/sysv/linux/shmctl.c (__new_shmctl): Wrap long lines.
Change old into union of __old_shmid_ds and __old_shminfo structs.
Adjust all users.
* wcsmbs/wcsmbs-tst1.c (main): Cast arguments with %C format to wint_t.
2003-07-31 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/utimes.c (__utimes): Fix actime and
modtime computation.
* sysdeps/unix/sysv/linux/futimes.c (__futimes): Likewise.
* sysdeps/posix/utimes.c (__utimes): Likewise.
2003-07-25 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/a.out.h: Replace with i386 version.
Include bits/a.out.h.
* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
bits/a.out.h.
* sysdeps/unix/sysv/linux/bits/a.out.h: New file.
* sysdeps/unix/sysv/linux/i386/bits/a.out.h: New file.
* sysdeps/unix/sysv/linux/m68k/bits/a.out.h: New file.
* sysdeps/unix/sysv/linux/x86_64/bits/a.out.h: New file.
* sysdeps/unix/sysv/linux/alpha/a.out.h: New file.
* sysdeps/unix/sysv/linux/alpha/bits/a.out.h: New file.
* sysdeps/unix/sysv/linux/sparc/a.out.h: New file.
* sysdeps/unix/sysv/linux/sparc/bits/a.out.h: New file.
2003-07-22 H.J. Lu <hongjiu.lu@intel.com>
* elf/dl-support.c (_dl_hwcap): New variable.
(_dl_aux_init): Initialize GL(dl_hwcap) for static binaries.
* sysdeps/i386/fpu/fclrexcpt.c: Include <unistd.h>, <ldsodefs.h>
and <dl-procinfo.h>.
(__feclearexcept): Clear MXCSR if needed.
* sysdeps/i386/fpu/fsetexcptflg.c: Likewise.
* sysdeps/i386/fpu_control.h (_FPU_GETCW, _FPU_SETCW): Document
that newer hardware needs more than these macros.
* sysdeps/i386/setfpucw.c: New file.
2003-07-22 Jakub Jelinek <jakub@redhat.com>
* elf/Makefile (CFLAGS-ldconfig.c): Define IS_IN_ldconfig.
* elf/ldconfig.c: Include dl-procinfo.c.
(PROCINFO_CLASS): Define.
* sysdeps/generic/ldsodefs.h (PROCINFO_CLASS): Define.
* sysdeps/unix/sysv/linux/x86_64/dl-procinfo.c: New file.
* sysdeps/unix/sysv/linux/x86_64/dl-procinfo.h: New file.
* sysdeps/unix/sysv/linux/i386/dl-procinfo.c (PROCINFO_CLASS):
Define if not yet defined. Use it instead of EXTERN. Undefine
at the end of the file.
* sysdeps/unix/sysv/linux/arm/dl-procinfo.c (PROCINFO_CLASS):
Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/dl-procinfo.c
(PROCINFO_CLASS): Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/dl-procinfo.c
(PROCINFO_CLASS): Likewise.
2003-07-22 H.J. Lu <hongjiu.lu@intel.com>
* elf/ldconfig.c (main): Issue a fatal error if relative path
is used to build cache.
2003-07-22 Ulrich Drepper <drepper@redhat.com>
* elf/readlib.c (process_file): Avoid possible overflow in assignment.
2003-06-16 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/socket.S: Add unwind information.
* sysdeps/unix/sysv/linux/wait.c (__libc_wait): Fix type of result
variable.
* sysdeps/posix/getaddrinfo.c (gaih_inet): Set no_inet6_date also
2003-06-15 Ulrich Drepper <drepper@redhat.com>
Fix cancellation point handling wrt exception based cleanup.
* io/Makefile: Compile fcntl.c, poll.c, and lockf.c with exceptions.
* misc/Makefile: Compile pselect.c, readv.c, writev.c, and usleep.c
with exceptions.
* posix/Makefile: Compile pread.c, pread64.c, pwrite.c, pwrite64.c,
sleep.c, wait.c, waitid.c, and waitpid.c with exceptions.
* rt/Makefile: Compile aio_suspend.c and clock_nanosleep.c with
exceptions.
* signal/Makefile: Compile sigpause.c, sigsuspend.c, sigtimedwait.c,
sigwait.c, and sigwaitinfo.c with exceptions.
* stdlib/Makefile: Compile system.c with exceptions.
* sysvipc/Makefile: Compile msgrcv.c and msgsnd.c with exceptions.
* termios/Makefile: Compile tcdrain.c with exceptions.
* sysdeps/generic/lockf.c: Add comment explaining the cancellation
situation.
* sysdeps/generic/pselect.c: Likewise.
* sysdeps/posix/sigpause.c: Likewise.
* sysdeps/posix/system.c: Likewise.
* sysdeps/posix/waitid.c: Likewise.
* sysdeps/unix/sysv/linux/sleep.c: Likewise.
* sysdeps/unix/sysv/linux/usleep.c: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Major rewrite of
INTERNAL_SYSCALL to not use push inside asm statement so that
unwind info is correct around the syscall.
* sysdeps/unix/clock_nanosleep.c: Add cancellation support.
* sysdeps/unix/sysv/linux/clock_nanosleep.c: Likewise.
