Commit Graph

316 Commits

Author SHA1 Message Date
Ulrich Drepper c7acde5988 Update.
2004-07-05  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c (dl_main): Mark dyn_temp with attribute_relro.
2004-07-05 07:35:11 +00:00
Ulrich Drepper eec8b6cae5 Update.
2004-03-26  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-caller.c: New file.
	* include/caller.h: New file.
	* Makefile (distribute): Add include/caller.h.
	* elf/Makefile (dl-routines): Add dl-caller.
	* elf/dl-load.c (_dl_map_object_from_fd): Record l_text_end.
	* elf/dl-open.c (check_libc_caller): Removed.
	(dl_open_worker): Use __check_caller instead.
	* elf/rtld.c (_rtld_global_ro): Initialize _dl_check_caller.
	(_dl_start_final): Record l_text_end for ld.so map.
	(dl_main): Record l_text_end for main object and vdso.
	* include/link.h (struct link_map): Add l_text_end field.
	* sysdeps/generic/ldsodefs.h (struct rtld_global_ro): Add
	_dl_check_caller field.
	Define enum allowmask.  Add declaration of _dl_check_caller.
	* sysdeps/unix/sysv/linux/dl-execstack.c: Also use __check_caller test.
2004-03-27 03:40:33 +00:00
Roland McGrath cc143ec3e0 * elf/rtld.c (_rtld_global_ro) [MAP_COPY]: Don't set _dl_unload_cache.
* sysdeps/mach/hurd/dl-sysdep.c (_dl_important_hwcaps):
	Don't use INTUSE with _dl_signal_error.
2004-03-08 20:38:37 +00:00
Ulrich Drepper c31e278f86 Update.
2004-03-07  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/generic/ldsodefs.h: Move _dl_initial_searclist,
	_dl_hp_timing_overhead, _dl_init_all_dirs, and the content of
	dl-procinfo.c from _rtld_global to _rtld_global_ro.
	* elf/rtld.c: Adjust initializer for _rtld_global_ro.
	* elf/dl-close.c: Use GLRO instead of GL where appropriate.
	* elf/dl-libc.c: Likewise.
	* elf/dl-load.c: Likewise.
	* sysdeps/i386/dl-procinfo.h: Likewise.
	* sysdeps/i386/i686/hp-timing.h: Likewise.
	* sysdeps/ia64/hp-timing.h: Likewise.
	* sysdeps/sparc/sparc32/sparcv9/hp-timing.h: Likewise.
	* sysdeps/sparc/sparc64/hp-timing.h: Likewise.
	* sysdeps/unix/sysv/linux/arm/dl-procinfo.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/dl-procinfo.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/dl-procinfo.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/dl-procinfo.h: Likewise.
2004-03-07 08:39:57 +00:00
Ulrich Drepper 021723ab78 Update.
2004-03-06  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-lookup.c: We don't need for specialized lookup functions.
	Combining the functionality does not slow down relocation processing,
	it might even speed it up a little.
	* sysdeps/generic/ldsodefs.h: Adjust prototypes for lookup function.
	Add only one function pointer to rtlf_global_ro.
	* elf/do-lookup.h: Replace #ifs with ifs.
	* elf/dl-libc.c: Adjust _dl_lookup_* callers.
	* elf/dl-reloc.c: Likewise.
	* elf/dl-runtime.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* elf/rtld.c: Likewise.  Adjust _rtld_global_ro initialization.

	* sysdeps/generic/ldsodefs.h (__rtld_local_attribute__,
	__rtld_global_attribute__): Undef after use.
	(_rtld_local_ro): Define __rtld_local_attribute__ with just hidden
	if available.

	* sysdeps/alpha/Subdirs: New file.
	* sysdeps/alpha/soft-fp/Makefile: New file.
	* sysdeps/alpha/soft-fp/Versions: New file.
	* sysdeps/alpha/soft-fp/local-soft-fp.h: New file.
	* sysdeps/alpha/soft-fp/ots_add.c: New file.
	* sysdeps/alpha/soft-fp/ots_cmp.c: new file.
	* sysdeps/alpha/soft-fp/ots_cmpe.c: New file.
	* sysdeps/alpha/soft-fp/ots_cvtqux.c: New file.
	* sysdeps/alpha/soft-fp/ots_cvtqx.c: New file.
	* sysdeps/alpha/soft-fp/ots_cvttx.c: New file.
	* sysdeps/alpha/soft-fp/ots_cvtxq.c: New file.
	* sysdeps/alpha/soft-fp/ots_cvtxt.c: New file.
	* sysdeps/alpha/soft-fp/ots_div.c: New file.
	* sysdeps/alpha/soft-fp/ots_mul.c: New file.
	* sysdeps/alpha/soft-fp/ots_nintxq.c: New file.
	* sysdeps/alpha/soft-fp/ots_sub.c: New file.
2004-03-07 05:26:02 +00:00
Ulrich Drepper 42af49f875 Update.
* elf/dl-fini.c (_dl_fini): Combine _dl_debug_printf calls.
	* elf/rtld.c (print_statistics): Likewise.
2004-03-06 09:15:58 +00:00
Ulrich Drepper 53bfdc1cf6 Update.
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.
2004-03-06 09:07:56 +00:00
Ulrich Drepper 154d10bdf1 Update.
* elf/Versions: Remove functions which are not exported anymore.
	* dlfcn/dlerror.c: Call ld.so functions through GLSO.
	* dlfcn/dlinfo.c: Likewise.
	* elf/dl-close.c: Likewise.
	* elf/dl-libc.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* sysdeps/generic/libc-start.c: Likewise.
	* elf/dl-debug.c: Remove *_internal definition.  Don't use INTUSE for
	functions which are not exported anymore.
	* elf/dl-deps.c: Likewise.
	* elf/dl-dst.h: Likewise.
	* elf/dl-error.c: Likewise.
	* elf/dl-fini.c: Likewise.
	* elf/dl-init.c: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-misc.c: Likewise.
	* elf/dl-profile.c: Likewise.
	* elf/dl-profstub.c: Likewise.
	* elf/dl-reloc.c: Likewise.
	* elf/dl-runtime.c: Likewise.
	* elf/dl-version.c: Likewise.
	* elf/do-lookup.h: Likewise.
	* include/dlfcn.h: Likewise.
	* sysdeps/generic/dl-cache.c: Likewise.
	* sysdeps/generic/dl-fptr.c: Likewise.
	* sysdeps/generic/dl-origin.c: Likewise.
	* sysdeps/generic/dl-sysdep.c: Likewise.
	* sysdeps/generic/dl-tls.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/i386/dl-tls.h: Likewise.
	* sysdeps/unix/sysv/linux/dl-origin.c: Likewise.
	* elf/rtld.c: Likewise.  Export function though _rtld_global_ro.

	* generic/dl-fptr.c: Likewise.
	* mach/hurd/dl-sysdep.c: Likewise.
	* unix/sysv/linux/ia64/dl-static.c: Likewise.
	* unix/sysv/linux/ia64/getpagesize.c: Likewise.
	* unix/sysv/linux/m68k/getpagesize.c: Likewise.
	* unix/sysv/linux/sparc/sparc32/getpagesize.c: Likewise.
2004-03-06 08:19:29 +00:00
Ulrich Drepper dd70526e8a Update.
* sysdeps/generic/ldsodefs.h (struct rtld_global): Move
	dl_debug_fd to rtld_global_ro.
	* elf/rtld.c: Use GLRO instead of GL for dl_debug_fd.
	* elf/dl-misc.c: Likewise.
2004-03-05 11:25:26 +00:00
Ulrich Drepper afdca0f2a3 Update.
* sysdeps/sparc/sparc64/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h: Likewise.
	* sysdeps/s390/s390-64/dl-machine.h: Likewise.
	* sysdeps/s390/s390-32/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc64/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc32/dl-machine.c: Likewise.
	* sysdeps/m68k/dl-machine.h: Likewise.
	* sysdeps/ia64/dl-machine.h: Likewise.
	* sysdeps/arm/dl-machine.h: Likewise.
	* sysdeps/alpha/dl-machine.h: Likewise.
2004-03-05 10:29:47 +00:00
Ulrich Drepper 49ad572a70 Update.
* elf/rtld.c (dl_main): Adjust l->l_ld of the vDSO by l->l_addr.
	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Only set
	GL(dl_sysinfo) if non-zero.
2004-02-28 17:56:22 +00:00
Ulrich Drepper 3b3ddb4f7d Update.
2004-02-26  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c (dl_main): Correctly set up l_map_end and l_addr
	in vDSO's link_map, don't assume l_addr == 0.  Set GL(dl_sysinfo)
	from e_entry only if AT_SYSINFO not present and adjust by l_addr.
	Take vDSO into account when inserting rtld into _dl_loaded chain.
2004-02-26 20:06:58 +00:00
Ulrich Drepper 11986c680d Update.
2004-02-19  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/generic/libc-start.c [LIBC_START_DISABLE_INLINE] (STATIC):
	Define as static.
	* sysdeps/powerpc/elf/libc-start.c: Define LIBC_START_DISABLE_INLINE
	because gcc does not allow inline of functions that call setjmp.

2004-02-19  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc64/Makefile: Use -finline-limit.

2004-02-19  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c (_dl_argv): If DL_ARGV_NOT_RELRO defined, don't
	use attribute_relro for _dl_argv.
	* sysdeps/alpha/dl-machine.h (DL_ARGV_NOT_RELRO): Define.
	* sysdeps/ia64/dl-machine.h (DL_ARGV_NOT_RELRO): Define.
	* sysdeps/sparc/sparc32/dl-machine.h (DL_ARGV_NOT_RELRO): Define.
	* sysdeps/sparc/sparc64/dl-machine.h (DL_ARGV_NOT_RELRO): Define.

	vfork instead of fork.
2004-02-20 06:07:55 +00:00
Ulrich Drepper f04b9a68fe Update.
* elf/rtld.c (dl_main): Don't fail execution if file named in
	ld.so.preload is not present.
2004-02-17 02:35:52 +00:00
Ulrich Drepper e8ed861df7 Update.
2004-01-26  David Mosberger  <davidm@hpl.hp.com>

	* elf/link.h (struct dl_phdr_info): Fix typo in comment.
	* elf/rtld.c (dl_main): After incrementing dl_nloaded, also
	increment dl_load_adds.
	* elf/dl-iteratephdr.c (__dl_iterate_phdr): Replace GL(dl_load_subs)
	with equivalent GL(dl_load_adds - GL(dl_nloaded).
	(dl_iterate_phdr): Likewise.
	* elf/dl-close.c (_dl_close): Delete increment of GL(dl_load_subs).
	* elf/dl-support.c: Remove global variable _dl_load_subs.
	* sysdeps/generic/ldsodefs.h (struct rtld_global): Remove
	_dl_load_subs member.

2004-01-27  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c (_dl_start_final): Don't set l_relro_* here.
	(_dl_start): And neither here.
	(dl_main): Set GL(dl_loaded)->l_relro_* and
	GL(dl_rtld_map)->l_relro_*.
2004-01-27 21:30:46 +00:00
Ulrich Drepper e8648a5a87 Update.
2004-01-22  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-reloc.c (_dl_relocate_object): Move PT_GNU_RELRO protection
	into...
	(_dl_protect_relro): New routine.
	* sysdeps/generic/ldsodefs.h (_dl_protect_relro): New prototype.
	* elf/rtld.c (_dl_start_final): Copy l_relro_addr and l_relro_size
	from bootstrap_map.
	(_dl_main): Don't set GL(_dl_loaded)->l_relro_{addr,size} here.
	Call _dl_protect_relro for libraries if prelinking.
2004-01-24 08:36:13 +00:00
Ulrich Drepper 39b04aa398 Update.
2004-01-15  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c: Handle platforms with HP_TIMING_NONAVAIL defined.
2004-01-16 03:03:47 +00:00
Ulrich Drepper 697afbe1c8 Update.
* elf/rtld.c: Initialize _dl_argv to allow aliasing.
2004-01-15 18:04:12 +00:00
Ulrich Drepper 392a6b5265 Update.
2004-01-14  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Define HAVE_Z_RELRO if the linker supports -z relro.
	* config.h.in: Add entry for HAVE_Z_RELRO.
	* include/libc-symbols.h: Define attribute_relro.
	* elf/dl-load.c: Add attribute_relro to env_path_list, capstr, ncapstr,
	max_capstrlen, and max_dirnamelen definitions.
	* elf/rtld.c: Add attribute_relro to _dl_argc, _dl_argv, _dl_skip_args,
	load_time, start_time, library_path, preloadlist, version_info,
	any_debug.
	Remove rtld_total_time.  Make it a local variable.  Pass pointer to
	it to print_statistics.  Change print_statistics accordingly.
	* sysdeps/generic/dl-sysdep.c: Add attribute_relro to _dl_auxv.  Use
	attribute_relro instead of explicitly assigning variable to the
	.data.rel.ro section for __libc_enable_secure and __libc_stack_end.
	* sysdeps/generic/ldsodefs.h: Declare __libc_stack_end, _dl_argc,
	_dl_argv, _dl_argv_internal with attribute_relro.
2004-01-15 06:38:27 +00:00
Ulrich Drepper ea4f25a7f9 Update.
2004-01-13  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/x86_64/dl-machine.h: Include <tls.h>.

	* elf/rtld.c (_dl_start_final): Initialze __libc_stack_end here.
	* sysdeps/generic/dl-sysdep.c: Define __libc_stack_end with
	rtld_hidden_def and move into .data.rel.ro section.
	* sysdeps/generic/ldsodefs.h: Declare __libc_stack_end with
	rtld_hidden_proto.
	* sysdeps/generic/libc-start.c: Only initialize __libc_stack_end here
	if !SHARED.

	* sysdeps/unix/sysv/linux/dl-execstack.c
	(_dl_make_stack_executable): Move common code in front.  Use
	__builtin_expect.
2004-01-14 00:24:36 +00:00
Ulrich Drepper ed20b3d9cc Update.
2004-01-13  Ulrich Drepper  <drepper@redhat.com>

	* Makeconfig: Define relro-LDFLAGS if have-z-relro==yes.  Add it to
	LDFLAGS.so and LDFLAGS-rtld.
	(+link): Add relro-LDFLAGS.
	* Makeconfig (shlib.lds): Place __libc_subfreeres, __libc_atexit, and
	__libc_thread_subfreeres sections after .jcr section.
	* config.make.in: Add have-z-relro.
	* configure.in: Add check for -z relro option.
	* include/link.h (struct link_map): Add relro_addr and relro_size
	members.
	* elf/dl-load.c (_dl_map_object_from_fd): Recognize PT_GNU_RELRO.
	* elf/dl-reloc.c (_dl_relocate_object): At the end, make relro
	part of loaded segments read-only.
	* elf/elf.h: Define PT_GNU_RELRO.
	* elf/rtld.c (_dl_start): Recognize PT_GNU_RELRO of ld.so.
	(dl_main): Recognize PT_GNU_RELRO of the application.  Call
	_dl_debug_initialize and initialize l_info[DT_DEBUG] before
	relocations.
2004-01-13 08:36:54 +00:00
Ulrich Drepper bbe35eb571 Update.
2003-12-20  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/Makefile (CFLAGS-getpid.c): Define.
	* sysdeps/unix/sysv/linux/getpid.c: New file.
2003-12-20 09:58:33 +00:00
Ulrich Drepper 27a754a97b Update.
2003-12-17  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c: Don't use strong_alias to define _rtld_local.  This
	removes the visibility attributes which might be defined earlier
	for some gcc versions.  Instead spell out what strong_alias does
	plus the visibility.
2003-12-17 08:36:34 +00:00
Ulrich Drepper c776b3d717 Update.
2003-12-02  David Mosberger  <davidm@hpl.hp.com>

	* sysdeps/ia64/elf/initfini.c: Add unwind info.

	* sysdeps/ia64/dl-machine.h (elf_machine_matches_host): Mark with
	attribute "unused".
	(elf_machine_dynamic): Mark with attributes "unused" and "const".
	(elf_machine_runtime_setup): Likewise.

	* sysdeps/generic/dl-fptr.c (make_fptr_table): Mark with
	attribute "always_inline".
	* sysdeps/ia64/dl-machine.h (__ia64_init_bootstrap_fdesc_table):
	Likewise.

	* configure.in: Check whether compiler has libunwind support.
	* config.make.in (have-cc-with-libunwind): New variable.
	* config.h.in (HAVE_CC_WITH_LIBUNWIND): New macro.
	* Makeconfig (gnulib): If have-cc-withh-libunwind is "yes", also
	mention -lunwind.

003-11-12  David Mosberger  <davidm@hpl.hp.com>

	* sysdeps/unix/sysv/linux/ia64/sysdep.h: Define DO_CALL_VIA_BREAK.
	Redefine DO_CALL to use vdso if supported, otherwise DO_CALL_VIA_BREAK.
	Likewise for DO_INLINE_SYSCALL.  Make INTERNAL_SYSCALL use
	DO_INLINE_SYSCALL.

	* sysdeps/unix/sysv/linux/ia64/vfork.S: Use DO_CALL_VIA_BREAK()
	instead of DO_CALL().

	* sysdeps/unix/sysv/linux/ia64/clone2.S: Use break directly instead
	of DO_CALL().

	* sysdeps/unix/sysv/linux/ia64/brk.S (__curbrk): Restructure it
	to take advantage of DO_CALL() macro.
	* sysdeps/unix/sysv/linux/ia64/setcontext.S: Likewise.
	* sysdeps/unix/sysv/linux/ia64/getcontext.S: Likewise.

	* elf/rtld.c (dl_main): Restrict dl_sysinfo_dso check to first
	program header.  On ia64, the check failed previously because
	there are two program headers.

	* sysdeps/generic/s_nexttowardf.c: Likewise.
	* math/bug-nexttoward.c: New file.
2003-12-10 23:02:33 +00:00
Ulrich Drepper 97fd3a3003 Update.
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.
2003-11-26 03:24:15 +00:00
Ulrich Drepper 476238abeb Update.
* elf/rtld.c (map_doit): Pass __RTLD_OPENEXEC in last parameter to
	_dl_map_object.
2003-10-27 20:09:12 +00:00
Ulrich Drepper 5a4b5076f1 Update.
* include/dlfcn.h (__RTLD_OPENEXEC): Define.
	* elf/dl-load.c (_dl_map_object_from_fd): Don't allow loading
	executables unless __RTLD_OPENEXEC flag is present.
	* elf/rtld.c (dl_main): Pass __RTLD_OPENEXEC flag to
	_dl_map_object when loading the executable.

	reverse lookup format for IPv6 addresses is using bitstring and
	* resolv/ns_name.c: Implement encoding and decoding bitstring in
2003-10-27 01:36:12 +00:00
Ulrich Drepper a21a20a33f Update.
2003-10-15  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c (print_statistics): Print also number of relative
	relocations.
2003-10-15 06:24:26 +00:00
Roland McGrath b49329d93c 2003-10-09 Roland McGrath <roland@redhat.com>
* elf/rtld.c (dl_main): Don't set l_name for sysinfo DSO, since there
	is no file to name.
2003-10-09 22:34:17 +00:00
Roland McGrath f28c14d69a * elf/rtld.c (dl_main): Add cast in last change. 2003-10-01 07:15:10 +00:00
Ulrich Drepper f556dbfa41 Update.
2003-09-30  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c (dl_main): Also set l_map_start.

2003-09-30  Daniel Jacobowitz  <drow@mvista.com>

	* elf/rtld.c (dl_main): Set l_libname and l_name for the sysinfo DSO
	to work around kernel problem.
2003-09-30 20:37:46 +00:00
Roland McGrath c70ba48888 * elf/rtld.c (dl_main): In rtld_is_main case, reinitialize
GL(dl_stack_flags) according to rtld's own PT_GNU_STACK.
	Move GL(dl_make_stack_executable_hook) initialization up.
	* elf/tst-execstack-prog.c: New file.
	* elf/Makefile (tests-execstack-yes): Add it.
	(LDFLAGS-tst-execstack-prog): New variable.
2003-09-24 01:56:08 +00:00
Roland McGrath ecdeaac05f 2003-09-23 Roland McGrath <roland@redhat.com>
* sysdeps/generic/ldsodefs.h (struct rtld_global): Add _dl_stack_flags
	and _dl_make_stack_executable_hook.  Declare _dl_make_stack_executable.
	* elf/rtld.c (_rtld_global): Add initializer for _dl_stack_flags.
	(dl_main): Reset _dl_stack_flags according to PT_GNU_STACK phdr.
	Initialize _dl_make_stack_executable_hook.
	* elf/dl-support.c: Define those new variables.
	(_dl_non_dynamic_init): Scan phdrs for PT_GNU_STACK.
	(_dl_phdr): Fix type.
	* elf/dl-load.c (_dl_map_object_from_fd): Grok PT_GNU_STACK phdr and
	enable execute permission for the stack if necessary.
	* sysdeps/generic/dl-execstack.c: New file.
	* elf/Makefile (dl-routines): Add it.
	* elf/Versions (ld: GLIBC_PRIVATE): Add _dl_make_stack_executable.
	* sysdeps/unix/sysv/linux/dl-execstack.c: New file.
2003-09-23 12:06:48 +00:00
Ulrich Drepper 334fcf2a65 Update.
2003-08-07  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/generic/ldsodefs.h (_rtld_global): Add
	_dl_rtld_lock_recursive and _dl_rtld_unlock_recursive.
	* elf/rtld.c (rtld_lock_default_lock_recursive,
	rtld_lock_default_unlock_recursive): New functions.
	(dl_main): Initialize _dl_rtld_lock_recursive and
	_dl_rtld_unlock_recursive.

2003-08-05  Jakub Jelinek  <jakub@redhat.com>

	* elf/ldconfig.c (main): Append SLIBDIR and LIBDIR to
	config_file directories instead of prepending.
2003-08-08 07:43:03 +00:00
Ulrich Drepper d347a4ab1d Update.
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.
2003-07-31 19:26:38 +00:00
Ulrich Drepper adc12574e5 Update.
2003-07-30  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-reloc.c (_dl_allocate_static_tls): Don't return any value,
	call dl_signal_error directly.  If already relocated, call
	GL(dl_init_static_tls) directly, otherwise queue it for later.
	(CHECK_STATIC_TLS): Undo 2003-07-24 change.
	* elf/rtld.c (dl_main): Initialize GL(dl_init_static_tls).
	* elf/dl-open.c (dl_open_worker): Call GL_dl_init_static_tls
	for all static TLS initializations delayed in _dl_allocate_static_tls.
	* elf/dl-support.c (_dl_init_static_tls): New variable.
	* include/link.h (struct link_map): Add l_need_tls_init.
	* sysdeps/generic/ldsodefs.h (_rtld_global): Add _dl_init_static_tls.
	(_dl_nothread_init_static_tls): New prototype.
	(_dl_allocate_static_tls): Adjust prototype.

	* elf/tls-macros.h (VAR_INT_DEF): Add alignment directive.

	elf_machine_rela_relative): Adjust.
	(CHECK_STATIC_TLS): _dl_allocate_static_tls can fail now.
2003-07-31 07:42:20 +00:00
Ulrich Drepper 99fe3b0e7a Update.
2003-07-24  Ulrich Drepper  <drepper@redhat.com>

	* include/link.h (struct link_map): Add l_tls_firstbyte_offset field.
	* sysdeps/generic/dl-tls.c [TLS_TCB_AT_TP] (_dl_determine_tlsoffset):
	Fix calculation of offsets to take misalignment of first byte in
	file into account.
	* elf/dl-load.c (_dl_map_object_from_fd): Initialize
	l_tls_firstbyte_offset field.
	* elf/rtld.c (_dl_start_final, _dl_start, dl_main): Likewise.
	* elf/dl-reloc.c (_dl_allocate_static_tls): Change return type to int.
	Take l_tls_firstbyte_offset information into account.
	(CHECK_STATIS_TLS): _dl_allocate_static_tls can fail now.
	* sysdeps/generic/ldsodefs.h: Adjust _dl_allocate_static_tls prototype.
	* elf/Makefile: Add rules to build and run tst-tls14.
	* elf/tst-tls14.c: New file.
	* elf/tst-tlsmod14a.c: New file.
	* elf/tst-tlsmod14b.c: New file.
2003-07-24 20:07:00 +00:00
Ulrich Drepper 4cfde89657 Update.
2003-06-16  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c (dl_main): Use l_map_start not l_addr in Phdr
	computation so that prelinking wroks.

	* inet/netinet/ip6.h (IP6OPT_PAD1, IP6OPT_PADN): Define.
2003-06-16 07:39:03 +00:00
Ulrich Drepper 553eca268c Update.
* elf/dl-iteratephdr.c (__dl_iterate_phdr): Don't skip dynamic
	linker's map.
	* elf/rtld.c (dl_main): Initialize l_phdr and l_phnum of of the
	dynamic linker's map.
2003-06-16 07:00:05 +00:00
Ulrich Drepper 479aa8ecb2 Update.Update.
2003-05-20  Jakub Jelinek  <jakub@redhat.com>

	* elf/dynamic-link.h (elf_get_dynamic_info): Add temp argument.
	If temp != NULL, copy dynamic entries which need relocation to temp
	array before relocating.
	(DL_RO_DYN_TEMP_CNT): Define.
	* elf/dl-load.c (_dl_map_object_from_fd): Adjust caller.
	* elf/rtld.c (_dl_start): Likewise.
	(dl_main): Likewise.  Add dyn_temp static variable.
2003-05-20 22:36:38 +00:00
Ulrich Drepper 81f3ac4c9a Update.
2003-05-14  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c (dl_main): For LD_TRACE_PRELINKING print search scope
	even if no DT_NEEDED is present.
2003-05-14 21:40:32 +00:00
Ulrich Drepper f866314b89 Update.
2003-04-22  Roland McGrath  <roland@redhat.com>

	* elf/elf.h (AT_SYSINFO_EHDR): New macro, replaces AT_SYSINFO_EH_FRAME.
	* sysdeps/generic/ldsodefs.h (struct rtld_global): Remove
	dl_sysinfo_eh_frame member, add dl_sysinfo_dso member instead.
	* elf/dl-support.c: Update defn.
	* sysdeps/generic/libc-start.c: Don't call __register_frame_info_bases.
	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start) [NEED_DL_SYSINFO]:
	Set GL(dl_sysinfo_dso) from AT_SYSINFO_EHDR.
	(_dl_show_auxv): Grok AT_SYSINFO_EHDR, not AT_SYSINFO_EH_FRAME.
	* elf/rtld.c (dl_main) [NEED_DL_SYSINFO]: If GL(dl_sysinfo_dso) is
	set, set up a link_map for the preloaded, prelinked object.
2003-05-04 04:30:13 +00:00
Ulrich Drepper 299601a1ef Update.
2003-04-22  Jakub Jelinek  <jakub@redhat.com>

	* include/link.h (NO_TLS_OFFSET): Define to 0 if not defined.
	* elf/dl-close.c (_dl_close): Use NO_TLS_OFFSET.
	* elf/dl-object.c (_dl_new_object): Initialize l_tls_offset to
	NO_TLS_OFFSET.
	* elf/rtld.c (_dl_start_final, _dl_start): Likewise.
	* elf/dl-reloc.c (CHECK_STATIC_TLS): Use NO_TLS_OFFSET.
	* sysdeps/generic/dl-tls.c (_dl_allocate_tls_init): Likewise.
	* sysdeps/powerpc/dl-tls.h (TLS_TPREL_VALUE): Don't subtract
	TLS_TCB_SIZE.
2003-04-25 09:12:43 +00:00
Ulrich Drepper efedd9cf71 Update.
2003-04-06  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c: Revert 2003-03-14 change.
	* elf/dl-conflict.c (_dl_resolve_conflicts): Move
	#if ! ELF_MACHINE_NO_RELA conditional into the routine.
2003-04-06 18:58:09 +00:00
Alexandre Oliva a77dcecfd4 * elf/dl-conflict.c: Don't compile _dl_resolve_conflicts if ELF_MACHINE_NO_RELA is set. * elf/rtld.c (dl_main): No prelink support for REL-only.
* elf/dl-conflict.c: Don't compile _dl_resolve_conflicts if
	ELF_MACHINE_NO_RELA is set.
	* elf/rtld.c (dl_main): No prelink support for REL-only.
2003-03-14 05:34:36 +00:00
Ulrich Drepper e9c7764ec9 Update.
2003-01-07  Jakub Jelinek  <jakub@redhat.com>

	* elf/rtld.c (_rtld_global): Remove _dl_dynamic_weak initializer.
	* elf/dl-support.c (_dl_dynamic_weak): Initialize to 0.
2003-01-07 18:54:08 +00:00
Ulrich Drepper 131fd126cd Update.
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.
2002-12-28 09:27:26 +00:00
Ulrich Drepper 5f5843e30d Update.
2002-12-19  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/sysdep.h: Add support to use AT_SYSINFO
	information for system calls.

	* sysdeps/generic/dl-sysdep.h: Define RTLD_PRIVATE_ERRNO to 1 only
	for ld.so.

	* elf/rtld.c (_dl_start) [USE___THREAD]: Define initdtv.
2002-12-19 23:05:13 +00:00
Ulrich Drepper 3325198e71 Update.
2002-12-19  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c: Don't initialize _dl_dynamic_weak to 1 if
	RTLD_CORRECT_DYNAMIC_WEAK is defined.
2002-12-19 09:57:54 +00:00
Ulrich Drepper 5e28917950 Update.
2002-12-18  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-support.c [NEED_DL_SYSINFO]: Define and initialize
	_dl_sysinfo.
	[DL_SYSINFO_IMPLEMENTATION]: If defined use it to generate the needed
	code.
	* elf/rtld.c [DL_NEED_SYSINFO]: Initialize _dl_sysinfo element of
	_rtld_global.
	[DL_SYSINFO_IMPLEMENTATION]: If defined use it to generate the needed
	code.
	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start) [NEED_DL_SYSINFO]:
	Check for AT_SYSINFO and set _dl_sysinfo appropriately.
	* sysdeps/generic/ldsodefs.h (struct rtld_global) [NEED_DL_SYSINFO]:
	Add _dl_sysinfo.
2002-12-19 00:03:48 +00:00