H.J. Lu [Mon, 5 Jun 2000 20:46:21 +0000 (20:46 +0000)]
2000-06-05 H.J. Lu <hjl@gnu.org>
* elflink.c (_bfd_elf_link_record_dynamic_symbol): Don't flag
an error when seeing an undefined symbol with hidden/internal
attribute. It is handled in *_relocate_section ().
H.J. Lu [Mon, 5 Jun 2000 17:21:32 +0000 (17:21 +0000)]
2000-06-05 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_fix_symbol_flags): Follow the link for the
indirect symbol for the ELF_LINK_NON_ELF bit.
(elf_link_output_extsym): Don't output the indirect symbol even
if the ELF_LINK_NON_ELF bit is set.
Andrew Cagney [Sun, 4 Jun 2000 13:46:37 +0000 (13:46 +0000)]
Add host_pointer_to_address() and address_to_host_pointer(). Add
signed_pointer_to_address() etc. Rename generic_pointer_to_address()
to unsigned_pointer_to_address() etc.
* win32-nat.c (safe_symbol_file_add_cleanup): Ensure that gdb_stderr is flushed
before deleting and restoring it.
(safe_symbol_file_add): Ensure that gdb_stderr is flushed before reassigning
it.
(handle_load_dll): Split into two functions so that WFI can handle shared
library events.
(child_solib_loaded_library_pathname): New function.
(child_clear_solibs): New function. Clears shared library list.
(child_solib_add): New function. Adds shared library symbols.
(dll_symbol_command): New function. Handles "dll-symbol" command.
(info_dll_command): New function. Handles info "sharedlibrary" command.
(handle_exceptions): Eliminate 'ignore_trap' argument.
(get_child_debug_event): Eliminate two arguments. Return "pid" when
appropriate. Break out on most events to allow WFI to handle stuff.
(child_wait): Accomodate get_child_debug_event changes.
(child_attach): Clear thread list and list of loaded dlls.
(child_create_inferior): Clear list of loaded dlls. Use wait_for_inferior in a
loop to look for first "trap".
(child_resume): Avoid accessing a possibly-freed thread pointer.
(_initialize_inftarg): Add "dll-symbols", "sharedlibrary", and "info
dll", and "info sharedlibrary" commands.
* config/i386/tm-cygwin.h: Add some shared library (aka DLL) hooks.
* win32-nat.c: Fix up gcc warnings throughout.
(handle_load_dll): Change DLL name to lower case.
(handle_exception): Add a second argument indicating whether a breakpoint
should be ignored. Return a 0 if the breakpoint was ignored.
(get_child_debug_event): Pass argument to handle_exception to control whether a
breakpoint should be ignored.
(child_create_inferior): Use modern cygwin API. Explicitly clear last_sig.
Pass FIRST_EXCEPTION to get_child_debug_event for detection of first
breakpoint.
* configure.in: Eliminate unneeded WINDRES/DLLTOOL tests left over after last change.
* configure: Regenerate.
Michael Snyder [Thu, 1 Jun 2000 22:19:03 +0000 (22:19 +0000)]
2000-06-01 Michael Snyder <msnyder@seadog.cygnus.com>
* sol-thread.c (rw_common): Circumstances (eg. a bug in Sun's
thread_db library) may cause this function to be called with an
illegal address, in which case procfs_to_xfer_memory will
return zero. Return an error code instead of looping forever.
J.T. Conklin [Thu, 1 Jun 2000 22:06:18 +0000 (22:06 +0000)]
* config.bfd (i[3456]86-*-netbsdelf*): New target.
(i[3456]86-*-netbsdaout*): New target.
(i[3456]86-*-netbsd*): Add bfd_elf32_i386_vec to targ_selvecs.
(i[3456]86-*-openbsd*): Likewise.
J.T. Conklin [Thu, 1 Jun 2000 04:13:36 +0000 (04:13 +0000)]
* configure.host: Add patterns for i[3456]86-*-netbsdaout*
and i[3456]86-*-netbsdelf*.
* config/i386/nm-nbsdelf.h: New file.
* config/i386/nbsdelf.mh: New file.
* config/i386/nm-nbsd.h: change include of nm-nbsd.h to
the more explicit config/nm-nbsd.h.
* config/i386/tm-nbsd.h: change include of tm-i386bsd.h to
tm-i386.h.
(SIGTRAMP_START, SIGTRAMP_END, SIGCONTEXT_PC_OFFSET): Define.
-------------------------------------------------------------------
Mark Kettenis [Wed, 31 May 2000 23:14:19 +0000 (23:14 +0000)]
* i386bsd-nat.c: Include "gregset.h".
(CANNOT_STORE_REGISTER): Define to cannot_fetch_register instead
of CANNOT_FETCH_REGISTER, if not already defined.
(supply_gregset): Call supply_register with NULL as its second
argument instead of supplying our own zeroed out buffer.
(fill_gregset): Copy contents of correct registers instead of the
contents of register REGNO.
Mark Kettenis [Wed, 31 May 2000 20:26:46 +0000 (20:26 +0000)]
Add support for FreeBSD/Alpha.
* alphabsd-nat.c, config/alpha/fbsd.mh, config/alpha/fbsd.mt,
config/alpha/nm-fbsd.h, config/alpha/tm-fbsd.h,
config/alpha/xm-fbsd.h: New files.
Ulrich Drepper [Wed, 31 May 2000 17:27:51 +0000 (17:27 +0000)]
(_bfd_elf_slurp_version_tables): Correct reading of version
definitions. We must not assume they are sorted in the file
according to their index numbers.
H.J. Lu [Tue, 30 May 2000 20:51:36 +0000 (20:51 +0000)]
2000-05-30 H.J. Lu <hjl@gnu.org>
* elflink.c (_bfd_elf_link_record_dynamic_symbol): Clear the
visibility bits if the symbol is undefined. Correctly handle
weak undefined symbols with hidden and internal attributes.
* elflink.h (elf_link_add_object_symbols): Always turn the
symbol into local if it has the hidden or internal attribute.
Andrew Cagney [Tue, 30 May 2000 01:29:26 +0000 (01:29 +0000)]
* gdbarch.sh: Add field ``postdefault''. Rename fields
``startup'' and ``default'' to ``staticdefault'' and
``predefault''. Fix initialization of valid_p. Create/compare
gdbarch.log.
Zack Weinberg [Mon, 29 May 2000 20:45:32 +0000 (20:45 +0000)]
* hashtab.c, partition.c, xmemdup.c: Include string.h
if HAVE_STRING_H.
* pexecute.c, xexit.c: Include stdlib.h if HAVE_STDLIB_H.
* objalloc.c: Include config.h. Include stdlib.h and don't
declare malloc or free if HAVE_STDLIB_H.
* strerror.c, strsignal.c: Include stdlib.h if HAVE_STDLIB_H,
else declare malloc without prototype. Include string.h if
HAVE_STRING_H, else declare memset without prototype. Don't
include stddef.h.
Alexandre Oliva [Sat, 27 May 2000 21:40:22 +0000 (21:40 +0000)]
* config/tc-mn10300.c (md_assemble): Copy size to real_size before
it is modified, and use the real_size to compute the frag address
for dwarf2 line info.
Michael Snyder [Fri, 26 May 2000 23:22:41 +0000 (23:22 +0000)]
2000-05-26 Michael Snyder <msnyder@seadog.cygnus.com>
* gregset.h: New file. Typedefs for gdb_gregset_t and
gdb_fpregset_t, prototypes for supply_gregset and friends.
* procfs.c: Include gregset.h. Delete local prototypes for
supply_gregset etc., and local typedef gdb_gregset_t etc.
* sol-thread.c: Include gregset.h, delete local prototypes,
add appropriate casts to gdb_gregset_t.
* uw-thread.c, lin-thread.c, core-sol2.c, core-regset.c,
sparc-tdep.c, ptx4-nat.c, ppc-linux-nat.c, mipsv4-nat.c,
m88k-nat.c, m68klinux-nat.c, m68k-tdep.c, irix5-nat.c,
irix4-nat.c, ia64-linux-nat.c, i386v4-nat.c, cxux-nat.c,
arm-linux-nat.c, alpha-nat.c: Include gregset.h.
* config/nm-linux.h: Define GDB_GREGSET_T, GDB_FPREGET_T.
* config/sparc/tm-sun4sol2.h: Ditto.
Jakub Jelinek [Fri, 26 May 2000 06:39:51 +0000 (06:39 +0000)]
* elf64-sparc.c: Add ATTRIBUTE_UNUSED to unused function parameters.
Remove unusued variables.
(sparc64_elf_relocate_section): Change r_symndx type to unsigned long.
(sparc64_elf_merge_private_bfd_data): Fix shared library case from
previous fix, so that shared libs really don't influence targets
extension mask and memory model.