Update.
* elf/dl-load.c (_dl_map_object): If __RTLD_CALLMAP flag is set,
reset loader before the actual loading.
* elf/dl-open.c (dl_open_worker): If file name contains no path
element determine map of caller. Pass caller map in this case to
_dl_map_object. Set __RTLD_CALLMAP in mode.
* include/dlfcn.h (__RTLD_CALLMAP): Define. [BZ #116]
Patch by Greg Wolodkin <greg@mathworks.com>.
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.
2004-03-06 Ulrich Drepper <drepper@redhat.com>
* elf/dl-open.c: No need to pass any parameter to _dl_start_profile.
They are the same in both places.
* elf/dl-profile.c: Likewise.
* elf/rtld.c: Likewise.
* sysdeps/generic/ldsodefs.h: Likewise.
* elf/dl-support.c: Define _dl_profile_output variable. Initialize it.
* sysdeps/generic/ldsodefs.h (struct rtld_global): New member
`_dl_tls_static_used'.
* sysdeps/generic/libc-tls.c (_dl_tls_static_used): New variable.
(__libc_setup_tls): Initialize it. Let the initial value of
_dl_tls_static_size indicate some surplus space in the computed value.
* elf/dl-open.c (_dl_tls_static_size): New variable.
* sysdeps/generic/dl-tls.c (_dl_determine_tlsoffset): Initialize
_dl_tls_static_used. Add some surplus space into _dl_tls_static_size.
* 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.
slotinfo list's len member to the proper size, not just 1.
Initialize static_map.l_tls_initimage.
* elf/dl-open.c (dl_open_worker): Fix loop searching for
dtv_slotinfo_list element containing new modules' l_tls_modid.
* elf/tst-tls9.c, elf/tst-tls9-static.c: New files.
* elf/tst-tlsmod5.c, elf/tst-tlsmod6.c: New files.
* elf/Makefile (tests): Add tst-tls9.
(tests-static): Add tst-tls9-static.
(tst-tls9-static-ENV): New variable.
($(objpfx)tst-tls9-static, $(objpfx)tst-tls9-static.out): New targets.
* elf/dl-close.c (remove_slotinfo): Remove an assert; the number of
modids used by partially loaded modules being closed can't be known.
2002-02-12 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/dl-tls.c (TLS_DTV_UNALLOCATED): Renamed from
TLS_DTV_UNALLOCATE.
(oom): New function.
(_dl_next_tls_modid): Rewrite to handle dl_tls_dtv_slotinfo_list.
(_dl_determine_tlsoffset): Likewise.
(_dl_allocate_tls): Likewise.
(__TLS_GET_ADDR): Define if not already defined.
(_dl_tls_symaddr): New function.
(allocate_and_init): New function.
(__tls_get_addr): Actually implement handling of generation counter
and deferred allocation.
* sysdeps/generic/ldsodefs.h (_rtld_global): Remove _dl_initimage_list,
add _dl_tls_dtv_slotinfo_list, _dl_tls_static_nelem, and
_dl_tls_generation.
Define TLS_SLOTINFO_SURPLUS and DTV_SURPLUS.
Declare _dl_tls_symaddr.
* sysdeps/i386/dl-tls.h: Disable __tls_get_addr handling unless
SHARED.
* include/link.h (struct link_map): Remove l_tls_nextimage and
l_tls_previmage.
* elf/dl-sym.c (_dl_sym): After successful lookup call _dl_tls_symaddr
instead of DL_SYMBOL_ADDRESS for STT_TLS symbols.
(_dl_vsym): Likewise.
* elf/rtld.c (_dl_start_final): Adjust initdtv initialization for new
layout.
(dl_main): Allow PT_TLS be present for empty segment. Remove
nextimage list handling. Instead add all modules using TLS to
dl_tls_dtv_slotinfo_list.
* elf/dl-open.c (dl_open_worker): After successfully loading all
objects add those with TLS to the dl_tls_dtv_slotinfo_list list.
* elf/dl-load.c (_dl_map_object_from_fd): If PT_TLS entry is for an
empty segment don't do anything. Remove handling of initimage list.
* elf/Versions [ld] (GLIBC_2.0): Add __libc_memalign.
(GLIBC_PRIVATE): Add _dl_tls_symaddr.
* elf/dl-minimal.c: Define __libc_memalign.
* elf/dl-support.c: Remove _dl_initimage_list. Add
_dl_tls_dtv_slotinfo_list, _dl_tls_static_nelem, and
_dl_tls_generation.
* include/stdlib.h: Declare __libc_memalign.
* elf/Makefile: Add rules to build and run tst-tls4 and tst-tls5.
* elf/tst-tls4.c: New file.
* elf/tst-tls5.c: New file.
* elf/tst-tlsmod2.c: New file.
* elf/tls-macros.h: asms using ___tls_get_addr destroy %ecx and %edx.
* elf/tst-tlsmod1.c: Don't define variables unles USE_TLS.
* elf/tst-tls1.c: Use test-skeleton.c.
* elf/tst-tls2.c: Likewise.
* elf/tst-tls3.c: Likewise.
* elf/dl-conflict.c (RESOLVE_MAP): Return NULL not 0.
* sysdeps/mips/machine-gmon.h: Update MCOUNT for current GCC behavior.
* elf/dl-deps.c (struct openaux_args): Add open_mode element.
(openaux): Pass open_mode as new last argument to _dl_map_object.
(_dl_map_object_deps): Add new argument open_mode. Initialize
open_mode element of args variable with it.
* elf/dl-open.c (dl_open_worker): Pass __RTLD_DLOPEN flag is set to
_dl_map_object_deps.
* elf/rtld.c (dl_main): Add zero as last parameter to
_dl_map_object_deps call.
* sysdeps/generic/ldsodefs.h: Adjust prototype of _dl_map_object_deps.
* elf/nodlopen2.c: New file.
* elf/nodlopenmod2.c: New file.
* elf/Makefile: Add rules to build and run nodlopen2.
* elf/tls-macros.hgg: ...here. New file.
2002-02-08 Richard Henderson <rth@redhat.com>
2002-02-03 Andreas Schwab <schwab@suse.de>
* sysdeps/posix/readv.c: Use ssize_t for bytes_read.
* sysdeps/posix/writev.c: Use ssize_t for bytes_written. Fix comment.
2002-02-03 Thorsten Kukuk <kukuk@suse.de>
* sysdeps/posix/writev.c: Check for ssize_t overflow, don't use
alloca if the memory reqirements are too high.
2002-02-03 Ulrich Drepper <drepper@redhat.com>
* elf/dl-load.c (decompose_rpath): Avoid using strstr.
* elf/dl-minimal.c (_strerror_r): Use _itoa instead of _itoa_word since
the former is available anyway and speed isn't important here.
* elf/dl-misc.c (_dl_debug_vdprintf): Likewise.
* elf/dl-version.c (match_symbol): Likewise.
(_dl_check_map_versions): Likewise.
* elf/rtld.c (process_envvars): Likewise.
(print_statistics): Likewise.
* sysdeps/generic/dl-sysdep.c (_dl_show_auxv): Likewise.
* elf/dl-minimal.c (_itoa): Always define it. Make it work for all
bases. Add assert to catch uses of unimplemented features.
(__strsep): Add assert to catch uses of unimplemented features.
* elf/dl-object.c (_dl_new_object): Don't use rawmemchr. Use strchr
and avoid inline optimization.
* elf/rtld.c (process_envvars): Likewise.
* elf/dl-open.c: Don't include <stdio-common/_itoa.h>.
* elf/dl-profile.c (_dl_start_profile): Help compiler to avoid ffs.
* elf/rtld.c (dl_main): Avoid strsep inline optimization.
* stdio-common/_itoa.h: Minor simplifications of the code.
* stdio-common/_itoa.c: Likewise.
* elf/dl-reloc.c (_dl_relocate_object): Use _dl_debug_printf
instead of _dl_printf for debugging info output.
* sysdeps/mips/atomicity.h (exchange_and_add): Use branch likely.
2001-09-29 Jes Sorensen <jes@trained-monkey.org>
* sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h (struct sigcontext):
Add sc_loadrs and sc_rbs_bas to match current kernel.
2001-09-27 Jakub Jelinek <jakub@redhat.com>
* sysdeps/sparc/sparc64/fpu/libm-test-ulps: Update.
* sysdeps/ieee754/ldbl-128/s_erfl.c (__erfcl): Fix erfc(-inf).
2001-09-27 Jakub Jelinek <jakub@redhat.com>
* elf/dl-open.c (dl_open_worker): If l_opencount of freshly loaded
object has been bumped because of relocation dependency, avoid
duplicates in l_scope.
(show_scope): Fix typos.
* elf/Makefile: Add rules to build and run reldep6.
* elf/reldep6.c: New file.
* elf/reldep6mod0.c: New file.
* elf/reldep6mod1.c: New file.
* elf/reldep6mod2.c: New file.
* elf/reldep6mod3.c: New file.
* elf/reldep6mod4.c: New file.
2001-09-26 Jakub Jelinek <jakub@redhat.com>
* sysdeps/sparc/sparc64/dl-machine.h (elf_machine_fixup_plt): Call
sparc64_fixup_plt.
(sparc64_fixup_plt): Moved from elf_machine_fixup_plt. Optimize
near jumps and 0xfffff800XXXXXXXX target addresses, no thread safety
for non-lazy binding. Fix .plt[32768+] handling.
(elf_machine_plt_value): Don't add addend.
(elf_machine_rela): Call sparc64_fixup_plt instead of
elf_machine_fixup_plt.
(elf_machine_runtime_setup, TRAMPOLINE_TEMPLATE): Optimize for
dynamic linker at 0xfffff800XXXXXXXX.
* sysdeps/sparc/sparc32/fpu/libm-test-ulps: Update.
2001-09-20 H.J. Lu <hjl@gnu.org>
* include/dlfcn.h (__RTLD_SPROF): New definiton.
* elf/dl-open.c (dl_open_worker): Return immediately after loading
for __RTLD_SPROF.
* elf/sprof.c (main): Default to the filename if soname doesn't exist.
(load_shobj): Call dlopen with `RTLD_LAZY | __RTLD_SPROF.
2001-09-20 H.J. Lu <hjl@gnu.org>
* elf/dl-profile.c (_dl_mcount): Use old *narcsp value for newarc,
don't add 1.
2001-09-22 Ulrich Drepper <drepper@redhat.com>
* nss/getent.c: Accept -s parameter to overwrite rules in
nsswitch.conf. Patch by Nalin Dahyabhai <nalin@redhat.com>.
* nss/nss_files/files-network.c (LINE_PARSER): Pad addr string
with as many ".0" as necessary to form a complete address
inet_network understands.
* nss/getent.c: Various cleanups. Use simpler and fewer function
calls.
2001-09-20 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/s390/s390-32/bits/setjmp.h: Correct pointer comparison in
_JMPBUF_UNWINDS.
* sysdeps/s390/s390-64/bits/setjmp.h: Likewise.
2001-09-22 Ulrich Drepper <drepper@redhat.com>
* iconvdata/Makefile: Add rules to build and distribute IBM1160 and
IBM1161.
* iconvdata/gconv-modules: Add entries for IBM1160 and IBM1161.
* iconvdata/ibm1160.c: New file.
* iconvdata/ibm1160.h: New file.
* iconvdata/ibm1161.c: New file.
* iconvdata/ibm1161.h: New file.
2001-09-19 Jakub Jelinek <jakub@redhat.com>
* sysdeps/alpha/dl-machine.h (elf_machine_load_address): Compute the
difference between base address and first PT_LOAD's virtual address,
not the base address.
2001-09-11 Tom Rix <trix@redhat.com>
* sysdeps/unix/sysv/aix/init-first.c (init): Use USE_NONONPTION_FLAG
ifdef for __getopt_clean_environment.
* sysdeps/unix/sysv/aix/libc-start.c: Add real implementation.
* sysdeps/unix/sysv/linux/x86_64/Dist: New file.
* sysdeps/x86_64/Dist: New file.
* sysdeps/x86_64/soft-fp/Dist: New file.
2001-09-07 Ulrich Drepper <drepper@redhat.com>
* include/link.h (struct link_map): Add l_scope_mem and l_scope_max
elements. Change l_scope to be a pointer only.
* elf/dl-object.c (_dl_new_ojbect): Initialize l_scope and l_scope_max.
* elf/dl-open.c (dl_open_worker): If dependency wasn't just opened
here add searchlist of newly open file to the dependency's scope.
* elf/dl-close.c (_dl_close): If dependency is used otherwise remove
only searchlist from its scope. Free own scope array if necessary.
* elf/Makefile (tests): Add dblload and dblunload now.
__libc_lock_define_recursive.
* elf/dl-open.c: Don't declare it here any more.
* elf/dl-close.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-iteratephdr.c: Likewise.
* elf/dl-lookup.c (add_dependency): Use __libc_lock_lock_recursive and
__libc_lock_unlock_recursive.
* elf/dl-close.c (_dl_close): Likewise
* elf/dl-iteratephdr.c (__dl_iterate_phdr): Likewise
* elf/dl-open.c (_dl_open): Likewise
* sysdeps/generic/bits/libc-lock.h
(__libc_lock_define_recursive): New macro.
* sysdeps/generic/bits/stdio-lock.h (_IO_lock_t): Use it.
(_IO_lock_lock): Use __libc_lock_lock_recursive.
(_IO_lock_unlock): Use __libc_lock_unlock_recursive.
* elf/dl-open.c (add_to_global): Remove stale comment.
* elf/dl-load.c (fillin_rpath): In SUID binaries, don't mark
non-system-dirs in LD_LIBRARY_PATH as nonexisting, simply drop them.
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.
2001-05-20 Bruno Haible <haible@clisp.cons.org>
* iconvdata/cp1255.c: Completely rewritten.
* iconvdata/Makefile (gen-8bit-gap-modules): Remove cp1255.
* iconvdata/testdata/WINDOWS-1255: New file.
* iconvdata/testdata/WINDOWS-1255..UTF8: New file.
* iconvdata/TESTS: Add WINDOWS-1255 test.
* iconvdata/CP1255.irreversible: New file.
2001-05-20 Bruno Haible <haible@clisp.cons.org>
* iconvdata/cp1258.c: Completely rewritten.
* iconvdata/Makefile (gen-8bit-gap-modules): Remove cp1258.
* iconvdata/testdata/WINDOWS-1258: New file.
* iconvdata/testdata/WINDOWS-1258..UTF8: New file.
* iconvdata/TESTS: Add WINDOWS-1258 test.
* iconvdata/tst-table-from.c (try): Reset the iconv descriptor before
the main call, and flush it afterwards.
(utf8_decode): Return a string, possibly containing several Unicode
characters.
(main): Update all utf8_decode calls.
* iconvdata/CP1258.irreversible: New file.
2001-05-20 Bruno Haible <haible@clisp.cons.org>
* iconv/gconv.c (__gconv): For flush without output, pass do_flush = 2.
* iconv/skeleton.c: Distinguish do_flush = 1 and do_flush = 2. In the
first case, set outbuf, outstart, outend, and call PREPARE_LOOP before
EMIT_SHIFT_TO_INIT; then pass the output produced by this step down to
the next step. In the second case, clear the state without calling
EMIT_SHIFT_TO_INIT.
* iconvdata/ibm930.c (EMIT_SHIFT_TO_INIT): Use outbuf instead of
data->__outbuf, and outend instead of data->__outbufend.
* iconvdata/ibm933.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/ibm935.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/ibm937.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/ibm939.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/iso-2022-cn.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/iso-2022-cn-ext.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/iso-2022-jp.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/iso-2022-kr.c (EMIT_SHIFT_TO_INIT): Likewise.
* iconvdata/utf-7.c (EMIT_SHIFT_TO_INIT): Likewise.
2001-05-21 Jakub Jelinek <jakub@redhat.com>
* elf/rtld.c (dl_main): Compute l_map_end for the main program.
* elf/dl-sym.c (_dl_sym): Don't check for l_addr == 0.
If match == _dl_loaded, caller can still come from the main program.
(_dl_vsym): Likewise.
* elf/dl-open.c (dl_open_worker): Don't check for l_addr == 0.
* elf/dl-error.c (_dl_signal_error): Change NULL objname into "".
* elf/restest2.c: New test.
* elf/Makefile (tests): Add restest2.
(restest2, LDFLAGS-restest2): Add rules.
2001-01-11 H.J. Lu <hjl@gnu.org>
* elf/dl-libc.c (do_dlopen): Move DL_STATIC_INIT to ...
* elf/dl-open.c (_dl_open): Here.
* sysdeps/unix/sysv/linux/ia64/dl-static.c (_dl_static_lock):
Make it static.
(_dl_static_init): Initialize the variables every time when possible.
* sysdeps/unix/sysv/linux/ia64/ldsodefs.h (DL_STATIC_INIT):
Undefine it first.
2000-12-28 Wolfram Gloger <wg@malloc.de>
* malloc/malloc.c (MALLOC_COPY): Handle case if source and
destination overlap. Assume dest is always below source if
overlapping.
2000-12-30 Ulrich Drepper <drepper@redhat.com>
* elf/dl-close.c (_dl_close): We can ignore the NODELETE flag if the
object was not yet initialized.
2000-12-28 H.J. Lu <hjl@gnu.org>
* elf/dl-deps.c (_dl_map_object_deps): Make sure the DSO state
is always consistent even if its dependency is failed.
* elf/dl-open.c (_dl_open): Increment the open count before
calling _dl_close () in case of failure.
* elf/neededtest4.c: New file.
* elf/neededobj5.c: New file.
* elf/neededobj6.c: New file.
* elf/Makefile (distribute): Add neededobj5.c and neededobj6.c.
(tests): Add neededtest4.
(modules-names): Add neededobj5 and neededobj6.
($(objpfx)neededobj6.so): New target.
($(objpfx)neededtest4): New target.
($(objpfx)neededtest4.out): New target.
2000-12-27 Ben Collins <bcollins@debian.org>
* elf/dl-open.c (_dl_open): Correctly set the new objname pointer
when reallocating the error strings.
Reported by Kalle Olavi Niemitalo <kon@iki.fi>
2000-12-08 Jakub Jelinek <jakub@redhat.com>
* elf/dl-open.c (_dl_open): If objname points right after errstring,
allocate it together with errstring using alloca.
* elf/dl-error.c (_dl_signal_error): If malloc failed, set objname
to "", because it might point to local stack.
* elf/dl-lookup.c (add_dependency): Fix test to check whether
dependency already exists.
* elf/Makefile: Add testobj1 and testobj2 as dependencies of testobj6.
* elf/loadtest.c (main): Add test at the end that everything is
unloaded.
* elf/dl-open.c (dl_open_worker): Fix typo in comment.
2000-10-24 Ulrich Drepper <drepper@redhat.com>
Complete revamp of the reference counter handling.
* include/link.h (struct link_map): Add l_idx field.
* elf/dl-close.c: Handle decrementing of reference counters more
correctly. If necessary decrement reference counters of dependencies
of dependencies.
* elf/dl-lookup.c (add_dependency): Only increment reference counter
of the object itself and not also its dependencies.
* elf/dl-open.c: Increment reference counters here.
* elf/dl-deps.c: Remove reference counter handling here.
* elf/dl-load.c: Likewise.
* elf/rtld.c: Adjust for _dl_map_deps not handling reference counters.
* elf/loadtest.c: Print loaded objects at the beginning.
2000-10-21 Ulrich Drepper <drepper@redhat.com>
* elf/dl-open.c (add_to_global): New function. Split out from
dl_open_worker.
(dl_open_worker): Call add_to_global not only for new objects, also for
previously loaded objects when (mode & RTLD_GLOBAL) and the object
was not yet in the global scope.
* elf/Makefile: Add rules to build and run lateglobal.
* elf/lateglobal.c: New file.
* elf/ltglobmod1.c: New file.
* elf/ltglobmod2.c: New file.
* sysdeps/generic/ldsodefs.h: Add declaration for _dl_all_dirs and
_dl_all_init_dirs.
* include/link.h (struct r_search_path_struct): New.
(struct link_map): Use it for l_rpath_dirs and l_runpath_dirs.
* elf/Versions [ld] (GLIBC_2.2): Add _dl_all_dirs and
_dl_all_init_dirs.
* elf/dl-close.c (_dl_close): Free l_rpath_dirs and l_runpath_dirs.
* elf/dl-libc.c (free_mem): Free _dl_all_dirs list except elements
added at startup time.
* elf/dl-load.c: Fix memory handling. r_search_path_struct
contains element to remember fact that we can free memory.
(all_dirs): Renamed to _dl_all_dirs. Made global.
(_dl_init_all_dirs): New variable.
(fillin_rpath): Save one malloc call.
(decompose_rpath): Change interface. New first parameter points to
r_search_path_struct.
(_dl_init_paths): Adjust for changes. Mark all memory as not
deletable. Set _dl_init_all_paths value.
(open_path): Remove may_free_dirs parameter. r_search_path_elem ***
parameter replaced with r_search_path_struct *. Information about
freeing now contained in r_search_path_struct.
(_dl_map_object): Adjust for above changes.
* elf/dl-open.c (dl_open_worker): Change format of debug info a bit.
