Commit Graph

570 Commits

Author SHA1 Message Date
Roland McGrath
fd86137937 (dl_main): Support additional args in --list mode for debugging: look them up as symbol names and print values. 1996-01-24 01:34:10 +00:00
Roland McGrath
755f55b0db Mon Dec 18 13:40:37 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* stdio/fread.c: Don't increment __offset when it's -1.

	* elf/rtld.c (dl_main): Prepend tab to "statically linked".  Exit
	0 in that case.

	* misc/err.c (vwarnx, vwarn): Fix major brainos.

	* sysdeps/mach/hurd/dl-sysdep.c (mmap): Fix setting of
	inheritance.
1995-12-19 10:00:22 +00:00
Roland McGrath
65bf5fa317 Regenerated
Fri Dec  8 13:04:51 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* posix/glob.c: Implement new options GLOB_ALTDIRFUNC, GLOB_BRACE,
	GLOB_TILDE, GLOB_NOMAGIC.
	(glob): Use stat instead of lstat to determine directoriness.
	* posix/glob.h (GLOB_ALTDIRFUNC, GLOB_BRACE, GLOB_NOMAGIC, GLOB_TILDE):
	New flag bits.
	(__GLOB_FLAGS): Include them.
	(glob_t): New members gl_closedir, gl_readdir, gl_opendir, gl_lstat,
	gl_stat.
1995-12-12 02:42:14 +00:00
Roland McGrath
42d2676e7c Wed Nov 22 12:37:39 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/unix/sysv/linux/i386/sysdep.S (_errno): Define as alias
	for errno.

	* stdio-common/vfprintf.c [USE_IN_LIBIO] (vfprintf): Define as
	alias for _IO_vfprintf.

	* sysdeps/unix/sysv/linux/sockaddrcom.h: File removed.

	* sysdeps/unix/sysv/linux/i386/init-first.c (init): Use
	__fpu_control instead of ___fpu_control.
	* sysdeps/unix/sysv/linux/i386/ieee_fpu.c
	(___fpu_control): Renamed to __fpu_control.
	* sysdeps/unix/sysv/linux/i386/fpu_control.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/fpu_control.c: Likewise.

	* elf/dl-minimal.c: New file.
	* elf/Makefile (rtld-routines): Add dl-minimal.
	* elf/rtld.c (__dgettext, __assert_fail, __assert_perror_fail):
	Functions moved to dl-minimal.c.
	* sysdeps/mach/hurd/dl-sysdep.c (malloc, free, realloc,
	sigjmp_save, longjmp): Likewise.

	* sysdeps/unix/sysv/linux/i386/brk.S (__curbrk): Always initialize
	to &_end, regardless of PIC.

	* stdio-common/vfscanf.c (__vfscanf): Fix arg name in defn.
1995-11-23 04:53:06 +00:00
Roland McGrath
1a3a58fd76 Tue Nov 21 14:12:13 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* malloc/malloc.c (align): Don't check contiguity and call abort.

	* hurd/hurdsig.c (post_reply): Function removed.
	(abort_thread, abort_all_rpcs, _hurdsig_abort_rpcs): Don't call it.
	Take single callback fn arg instead of reply port and type.
	(_hurd_internal_post_signal): Callers changed.
	Cache reply stub fn ptr in local var before UNTRACED might be changed.

	* sysdeps/mach/hurd/mmap.c: Cope with a null write memobj for
	PROT_READ|PROT_WRITE copy mapping.  Pass a proper vm_inherit_t to
	vm_map.

	* elf/rtld.c (_dl_start): For --list, do output and exit before
	relocating.
1995-11-22 10:00:23 +00:00
Roland McGrath
4cb202902d Thu Nov 16 06:07:49 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/mach/hurd/dl-sysdep.c (_dl_sysdep_start_cleanup): New
	function.
	(_dl_sysdep_start): Move cleanup code there.

	* Makeconfig (default-rpath): New variable.
	(link-libc): Use it.
	* elf/Makefile (ld.so): Pass -rpath=$(default-rpath).
	* elf/rtld.c (_dl_rpath): New variable.
	(_dl_start): Set it from rtld_map's DT_RPATH.
	Call _dl_setup_hash on rtld_map.
	(dl_main): Cache address of _exit in variable before relocating,
	and use that in later calls.  Call _dl_sysdep_start_cleanup before
	relocating.  Keep track of dependency order while loading; remove
	rtld_map from chain, and reinsert in proper order if there is a
	dependency on it.

	* sysdeps/generic/Makefile (make_siglist): Pass
	-DSIGNUM_H=... with config's signum.h location.
	* sysdeps/generic/make_siglist.c: Include SIGNUM_H to define
	signal numbers.
	(HAVE_STRSIGNAL, HAVE_PSIGNAL): Define these before including signame.c
	(main): Deansideclize output.

	* elf/dl-load.c (_dl_map_object): Use _dl_rpath variable in place
	of DEFAULT_RPATH macro.
	* elf/Makefile: Undo last change.

	* sysdeps/mach/hurd/dl-sysdep.c (free): Don't abort, just nop.
1995-11-17 02:33:47 +00:00
Roland McGrath
ec967c06ac Wed Nov 15 19:22:07 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/mach/hurd/dl-sysdep.c: Include _itoa.h from stdio-common
	instead of stdio.
	(_dl_sysdep_start): If passed user entry is zero and
	EXEC_STACK_ARGS flag set, reset user entry to &_start.

	* elf/rtld.c (dl_main): Only call _dl_setup_hash if there is a
	DT_HASH element.

	* libc-symbols.h [HAVE_ELF] (symbol_set_declare): Gratuitously
	repeat weak decl using weak_symbol macro, in case using broken GCC
	(<2.8).

Wed Nov 15 18:49:55 1995  Ulrich Drepper  <drepper@ipd.info.uni-karlsruhe.de>

	* sysdeps/i386/isnanl.c: New file.
	* sysdeps/i386/isinfl.c: New file.
1995-11-16 00:44:18 +00:00
Roland McGrath
86d2c878ac Tue Nov 7 12:29:46 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* elf/linux-compat.c: New file.
	* elf/Makefile (distribute): Add linux-compat.c.
	(generated): Add librtld.so.
	[$(config-os)=linux*] (extra-objs): Add linux-compat.so.
	[$(config-os)=linux*] (extra-objs): Add ld-linux.so.1.
	(librtld.so): New target.
	(ld.so, ld-linux.so.1): Make from librtld.so.

	* elf/rtld.c (dl_main): Instead of weak call to _dl_compat_init,
	call our own DT_INIT if we have one (and then clear it).
	(__dgettext): New weak function.

	* intl/localealias.c (read_alias_file): Avoid sprintf; use memcpy
	by hand instead.

	* sysdeps/generic/_strerror.c (_strerror_internal): Use _itoa
	instead of snprintf.

	* sysdeps/mach/_strerror.c (_strerror_internal): Don't write
	BUF[BUFLEN].

	* elf/rtld.c (rtld_map): New static variable.
	(_dl_start): Use a differently named local BOOTSTRAP_MAP for the
	bootstrapping.  Then copy data into `rtld_map'.
	(dl_main): Finish filling in rtld_map and link it into the chain,
	instead of allocating a new structure.
	(dl_main): Call _dl_compat_init if it is defined (use weak ref).

	* elf/dlsym.c: Fix last change: move REF out of `doit'.


	control.
	using it.

	and cwdir ports.
	functions.
	these.
	$(libdir)(rtld-installed-name).

	leading zeroes.

	in the rhs.
	pattern rule.


	never know.
	(fork): Use symbol_set_* macros for _hurd_fork_locks.
	* sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S (__syscall_error):
 	instead of unix/sysv.

	-dynamic-linker.

	(__printf_fp): Last arg ARGS is now `const void **const';

	locale/C-ctype.c.
	* sysdeps/mach/hurd/sigsuspend.c: Likewise.
	* sysdeps/mach/hurd/mips/sigreturn.c: Likewise.
	alias gethostname.
	setitmr
	setpgrp
	(_S_msg_get_exec_flags, _S_msg_set_exec_flags,
	(abort_thread, abort_rpcs): Take same new arg and pass it through.
1995-11-07 21:46:52 +00:00
Roland McGrath
21ee716616 Tue Oct 24 15:22:58 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/unix/configure.in: Check for fchdir syscall.
	Improve sed script to allow / on rhs without / on lhs.

Thu Oct 19 03:47:32 1995  Ulrich Drepper  <drepper@ipd.info.uni-karlsruhe.de>

	* sysdeps/unix/sysv/linux/termbits.h: Don't define speed constants.

	* elf/rtld.c: Include _itoa.h from stdio-common instead of stdio.

	* sysdeps/unix/sysv/linux/select.S: New file.
1995-10-24 20:29:05 +00:00
Roland McGrath
b122c7038e Mon Oct 9 02:54:14 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* Makeconfig (config-LDFLAGS): Define to
	-Wl-dynamic-linker=$(libdir)$(rtld-installed-name).
	(rtld-installed-name): New variable.
	* elf/Makefile (install-lib): Variable removed.
	(install-others): Define this instead, to
	$(libdir)(rtld-installed-name). 
	($(libdir)(rtld-installed-name)): New target; install from ld.so.

	* elf/ldd.sh.in: New file.
	* elf/Makefile (distribute): Add ldd.sh.in.
	(install-bin): Add ldd.
	($(objpfx)ldd: ldd.sh.in): New rule.

	* sysdeps/mach/hurd/dl-sysdep.c: Use __hurd_fail throughout.
	* hurd/hurd.h (__hurd_fail): Replace macro with inline function.
	Translate some Mach errors to Hurd errors.

	* elf/rtld.c (dl_main): Under --list, print msg if executable is
	statically linked.

	* elf/dl-load.c (_dl_map_object_from_fd): Rewrote program header
	table processing.

Sat Oct  7 01:25:48 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* sysdeps/stub/machine-gmon.h: Add #error.

Fri Oct  6 01:49:48 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* elf/dynamic-link.h (elf_get_dynamic_info): If DYN is null, don't
	examine it.
1995-10-09 07:06:29 +00:00
Roland McGrath
6a76c11515 Thu Oct 5 00:59:58 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* elf/rtld.c (dl_main): Grok --list flag.
	* sysdeps/mach/hurd/dl-sysdep.c (_dl_sysdep_start): Ignore -- args.

	* sysdeps/mach/hurd/dl-sysdep.c (_dl_sysdep_message): New function.
	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_message): New function.
	* elf/link.h (_dl_sysdep_message): Declare it.
1995-10-05 09:00:06 +00:00
Roland McGrath
879bf2e65a * sysdeps/mach/hurd/dl-sysdep.c (_dl_sysdep_start): If started by
kernel with args on stack, point _dl_hurd_data at zero data
	instead of garbage.  When ld.so run as program, grok args
	-LIB=MEMOBJ and pre-load shared object files found in memory
	objects loaded by the boot loader.

	* elf/link.h (struct link_map): New member `l_entry'.
	(_dl_map_object, _dl_map_object_from_fd): Remove last arg ENTRY_POINT.
	* elf/dl-load.c (_dl_map_object, _dl_map_object_from_fd): Remove
	last arg ENTRY_POINT.  Store the entry point location in the
	`l_entry' member of the new map.
	* elf/rtld.c (dl_main): Don't pass USER_ENTRY arg to
	_dl_map_object.  When run as program, set *USER_ENTRY to L->l_entry.
	* elf/dl-init.c (_dl_init_next): Don't pass ENTRY_POINT arg to
	_dl_map_object.
1995-09-30 21:18:30 +00:00
Roland McGrath
91f62ce6b5 (rtld_command): Variable removed. (_dl_skip_args): New variable. (dl_main): Increment _dl_skip_args instead of setting rtld_command. If the link_map for the executable itself is not first in the chain, make it so. 1995-09-28 17:05:33 +00:00
Roland McGrath
f2b0f935d7 * elf/dl-load.c (_dl_map_object): Add MAP_INHERIT flag in mmap
from zero fill.

	* elf/dl-lookup.c (_dl_lookup_symbol): Take new flag arg NOSELF;
 	if nonzero, don't let *REF satisfy the reference itself.
	* elf/link.h (_dl_lookup_symbol): Add new arg NOSELF in decl.
	* sysdeps/i386/dl-runtime.c (_dl_runtime_resolve): Pass new arg to
 	_dl_lookup_symbol.
	* elf/do-rel.h (elf_dynamic_do_rel): Pass new second arg of
 	R->r_offset to RESOLVE callback.
	* elf/dl-reloc.c (_dl_relocate_object: resolve): Don't let *REF
 	satisfy the reference itself if its value equals the reloc's
 	offset.

	* elf/rtld.c (dl_main): Write a newline in fatal msg.

	* Makerules (lib%.so: lib%_pic.a): Pass $(LDFLAGS.so).
1995-06-12 09:00:13 +00:00
Roland McGrath
5bf62f2d3a Thu Jun 8 02:50:26 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* elf/rtld.c [! NDEBUG] (__assert_perror_fail): New function.

	* hurd/hurdstartup.c (_hurd_startup): Fancier kludge to guess phdr
 	and user entry point addresses.

	* elf/dl-load.c (open_path): Don't do strlen on DIRPATH if it's null.
	(_dl_map_object): DT_RPATH value is relative to DT_STRTAB value.

	* Makerules (install-lib.so): Don't include libc.so.
	[$(build-shared)=yes] (install): Depend on the installed libc.so file.
	[$(build-shared)=yes] (install-no-libc.a): Make this, rather than
	install, depend on the installed $(install-lib.so) files.
	[$(build-shared)=yes] (install-lib.so): Append libc.so after that rule.

	* sysdeps/mach/hurd/dl-sysdep.c (_dl_sysdep_start): Add kludge to
 	allocate high addresses to avoid random mappings appearing there.
	(mmap): Comment out mask; always pass zero.

Tue Jun  6 13:34:53 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* sysdeps/i386/dl-machine.h (ELF_MACHINE_USER_ADDRESS_MASK): New macro.
	* sysdeps/mach/hurd/dl-sysdep.c (mmap): Use it as mask in vm_map call.

	* elf/dl-error.c (_dl_catch_error): Clear *ERRSTRING and *OBJNAME
 	when successful.

	* sysdeps/mach/hurd/dl-sysdep.c (threadvars): New static variable.
	(__hurd_threadvar_max, __hurd_threadvar_stack_offset): Define these
	variables, using the `threadvars' buffer.

	* elf/dl-reloc.c: Don't dereference L->l_prev when it's null.
	* sysdeps/i386/dl-runtime.c: Likewise.

	* elf/rtld.c (dl_main): Add missing NULL terminating argument in
 	_dl_sysdep_fatal call.
	(__assert_fail): Likewise.

	* locale/Makefile (localedef-modules): Renamed ctype to
 	locale-ctype so as not to conflict with the object file for
 	ctype/ctype.c in the build directory.

	* sysdeps/i386/dl-machine.h (elf_machine_rel): If MAP->l_type is
 	lt_interpreter, first undo relocation done during bootstrapping.
1995-06-08 09:00:23 +00:00
Roland McGrath
ded291197c Sun Jun 4 22:14:11 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* hurd/Makefile (sig): Added thread-self.
	* hurd/hurd.h: Declare hurd_thread_self.
	* hurd/thread-self.c: New file.

Thu Jun  1 12:17:52 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* elf/rtld.c: Initialize RTLD_MAP.l_type.
	* elf/dl-reloc.c (_dl_relocate_object): Clear LAZY if relocating
 	the dynamic linker itself.
1995-06-05 03:04:45 +00:00
Roland McGrath
a1a9d21596 Tue May 30 15:52:32 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* mach/Makefile (server-interfaces): Removed notify and
 	device_reply.  For shlibs with eager binding, libmachuser.so must
 	not refer to any functions not defined in libc.
1995-05-31 13:23:14 +00:00
Roland McGrath
273d56ce89 (__data_start): Define this symbol as the first thing in .data. 1995-05-09 07:03:38 +00:00
Roland McGrath
421f82e5cc Sat May 6 11:06:47 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* Makeconfig (+gccwarn): Add -Winline.

	* hurd/hurdsig.c (_hurd_internal_post_signal): If SS->context is
 	set, avoid abort_rpcs, and use reply and intr ports saved in
 	SS->context.
	* sysdeps/mach/hurd/i386/trampoline.c: Don't set SS->intr_port
 	from SS->context.  Don't clear SS->context.
	* sysdeps/mach/hurd/i386/sigreturn.c: Don't set SS->intr_port when
 	setting SS->context.  If msg_sig_post returns, re-lock and clear
 	SS->context.

Fri May  5 10:37:09 1995  Roland McGrath  <roland@churchy.gnu.ai.mit.edu>

	* mach/Makefile (errsystems.c): Comment out generation rule.

	* sysdeps/mach/_strerror.c: Consider a system unknown if its
 	bad_sub member is null.

	* mach/mig-alloc.c: Add weak alias to non-__ name.
1995-05-08 09:11:25 +00:00
Roland McGrath
d66e34cd42 * sysdeps/mach/i386/sysdep.h (SNARF_ARGS, CALL_WITH_SP): Rewritten.
* sysdeps/i386/dl-machine.h: New file.
	* sysdeps/stub/dl-machine.h: New file.
	* sysdeps/i386/dl-runtime.c: New file.
	* sysdeps/stub/dl-runtime.c: New file.
	* sysdeps/i386/elf/start.S: New file.
	* sysdeps/generic/dl-sysdep.c: New file.
	* sysdeps/mach/hurd/dl-sysdep.c: New file.
1995-05-02 06:35:55 +00:00