2003-01-23 Alexander Larsson <alexl@redhat.com>
Jim Blandy <jimb@redhat.com>
Add support for executables whose debug info has been separated
out into a separate file, leaving only a link behind.
* objfiles.h (struct objfile): New fields: separate_debug_objfile
and separate_debug_objfile_backlink.
(put_objfile_before): New declaration.
* symfile.c: #include "filenames.h".
(symbol_file_add_with_addrs_or_offsets): If this objfile has its
debug info in a separate file, read that, too. Save the addrs
argument, so we can use it again to read the separated debug info;
syms_from_objfile modifies the table we pass it.
(reread_symbols): After re-reading an objfile, call
reread_separate_symbols to refresh its separate debug info
objfile, if it has one.
(reread_separate_symbols, find_separate_debug_file,
get_debug_link_info, separate_debug_file_exists): New functions.
(debug_file_directory): New global var.
(_initialize_symfile): Initialize debug_file_directory, and
provide the new `set debug-file-directory' command to let the user
change it.
* objfiles.c (free_objfile): If this objfile has its debug info in
a separate objfile, free that one too. If this is itself a
separate debug info objfile, clear our parent's backlink.
(put_objfile_before): New function.
* utils.c (gnu_debuglink_crc32): New function.
* defs.h (gnu_debuglink_crc32): New declaration.
* Makefile.in (symfile.o): Note dependency on "filenames.h".
* configure.in: Handle --with-separate-debug-dir config option.
* acinclude.m4 (AC_DEFINE_DIR): New macro.
* acconfig.h (DEBUGDIR): New macro.
* configure, aclocal.m4, config.in: Regenerated.
gdb/doc/ChangeLog:
2003-01-23 Jim Blandy <jimb@redhat.com>
* gdb.texinfo (Separate Debug Files): New section.
like the old symbol_file_add, but taking new arguments: you can
now pass in either a `struct section_addr_info' list to say where
each section is loaded, or a `struct section_offsets' table. Pass
these new arguments through to syms_from_objfile as appropriate.
(symbol_file_add): Just call symbol_file_add_with_addrs_or_offsets,
with the appropriate quiescent values for the new arguments.
(syms_from_objfile): Add the ability to pass in a section offset
table directly, as an alternative to the section_addr_info table.
Document arguments better.
(symbol_file_add): Pass extra arguments to syms_from_objfile.
* symfile.h (syms_from_objfile): Update declaration.
* rs6000-nat.c (objfile_symbol_add): Pass new arguments to
syms_from_objfile.
* Makefile.in (symfile.o): List dependency on $(gdb_assert_h).
Jason Molenda <jmolenda@apple.com>.
* Makefile.in (PROFILE_CFLAGS): Substitute from configure.
(INTERNAL_LDFLAGS): Don't include PROFILE_CFLAGS.
* NEWS: Mention profiling.
* configure.in (--enable-gdbtk): Fix typo.
(--enable-profiling): New. Set PROFILE_CFLAGS.
* maint.c (maintenance_set_profile_cmd): Remove NOTYET.
Fill in function.
(profiling_state): New variable.
(mcleanup_wrapper): New function.
(_initialize_maint): Remove NOTYET, fix call to
add_setshow_boolean_cmd for "maint set profile".
* configure: Regenerated.
* frame.c (frame_saved_regs_pop): Assert POP_FRAME_P.
* gdbarch.sh (POP_FRAME): Change to function with predicate.
Suppress actual parameters when `-'.
* gdbarch.h, gdbarch.c: Regenerate.
* config/djgpp/fnchange.lst: Rename mi1-var-block.exp,
mi1-var-child.exp, mi1-var-cmd.exp and mi1-var-display.exp.
Rename opcodes/iq2000-desc.c and opcodes/iq2000-dis.c. Rename
i386-interix-nat.c and i386-interix-tdep.c. Rename
m68klinux-nat.c and m68klinux-tdep.c. Rename
config/mips/tm-linux.h and config/mips/tm-linux64.h. Rename
bfd/po/.cvsignore and opcodes/po/.cvsignore. Rename
gdb/objc-exp.tab.c and gdb/ada-exp.tab.c
* main.c (captured_main): Use xfree, not free.
* frame.h (frame_id_unwind_ftype): Change type so that the frame's
ID back using a parameter.
* frame.c (frame_id_unwind): Update call.
(frame_saved_regs_id_unwind): Update.
* dummy-frame.c (dummy_frame_id_unwind): Update function.
* dummy-frame.h (struct frame_id): Add opaque declaration.
(dummy_frame_id_unwind): Update declaration.
* breakpoint.c (until_break_command): Add new argument. Use it to
decide whether to stop only at the current frame or not.
* breakpoint.h (until_break_command): Update prototype.
* infcmd.c (until_command): Add new argument to until_break_command
call.
(advance_command): New function.
(_initialize_infcmd): Update help string for 'until' command.
Add new 'advance' command.
(struct private_thread_info): Remove lwpid. Add thread handle (th),
thread information (ti), and valid flags (th_valid, ti_valid).
(attach_thread): Move target_pid_to_str call to after the thread
is added to GDB's list. Initialize the cache.
(thread_get_info_callback, thread_db_map_id2thr)
(thread_db_get_info): New functions.
(thread_from_lwp, lwp_from_thread, thread_db_fetch_registers)
(thread_db_store_registers, thread_db_thread_alive)
(thread_db_get_thread_local_address): Use them.
(thread_db_pid_to_str): Likewise. Return "Missing" instead
of calling error() for threads in unknown state.
(clear_lwpid_callback): New function.
(thread_db_resume): Use it to clear the cache.
* gdbarch.sh (FRAME_INIT_SAVED_REGS): Change to function with
predicate.
* gdbarch.h, gdbarch.c: Regenerate.
* stack.c (frame_info): Only initialize the saved registers when
FRAME_INIT_SAVED_REGS_P.
* frame.c (frame_saved_regs_register_unwind): Assert
FRAME_INIT_SAVED_REGS_P.
(deprecated_generic_get_saved_register): Ditto.
* gdbtypes.c (init_type): Mark "char" as TYPE_FLAG_NOSIGN.
(integer_types_same_name_p): New function.
(rank_one_type): Use it.
* stabsread.c (read_range_type): Mark "char" as TYPE_FLAG_NOSIGN.
* d10v-tdep.c: Include "gdb_assert.h".
(d10v_store_return_value): Rewrite to match current interface.
(d10v_extract_struct_value_address): Ditto.
(d10v_extract_return_value): Ditto.
(d10v_gdbarch_init): Set store_restore_value,
extract_struct_value_address and extract_return_value.
Jim Blandy
Daniel Jacobowitz
Martin Hunt
Andrew Cagney
Michael Chastain
Stephen P. Smith
Elena Zannoni
David Carlton
Joel Brobecker
Corinna Vinschen