* symfile.c (build_id_to_debug_filename): New variable debugdir. Move
variables size, s and data into a new inner block. Change xmalloc for
alloca, use direct BUILDID->SIZE there now. Loop for the
DEBUG_FILE_DIRECTORY components.
(find_separate_debug_file): New variable debugdir and debugdir_end.
Loop for the DEBUG_FILE_DIRECTORY components.
(_initialize_symfile): For "debug-file-directory" use plural and note
one can use multiple components now.
gdb/doc/
* gdb.texinfo (set debug-file-directory, show debug-file-directory)
(Auto-loading): Use plural and note one can use multiple components now.
gdb/testsuite/
* gdb.base/sepdebug.exp: New test_different_dir call for multiple-dirs.
* symfile.c (find_separate_debug_file): Initialize dir, debugfile and
canon_name to NULL. Change alloca to xmalloc, newly call xfree for it.
New label cleanup_return_debugfile, jump to it from the failure paths.
* symfile.c (separate_debug_file_exists): When the CRCs mismatch
print a warning.
(find_separate_debug_file): Pass in the objfile's name.
gdb/testsuite/
* gdb.base/sepdebug.exp (CRC mismatch is reported): New test.
* gdb.base/sepdebug2.c: New file.
Stan Shebs <stan@codesourcery.com>
Add base multi-executable/process support to GDB.
gdb/
* Makefile.in (SFILES): Add progspace.c.
(COMMON_OBS): Add progspace.o.
* progspace.h: New.
* progspace.c: New.
* breakpoint.h (struct bp_target_info) <placed_address_space>: New
field.
(struct bp_location) <pspace>: New field.
(struct breakpoint) <pspace>: New field.
(bpstat_stop_status, breakpoint_here_p)
(moribund_breakpoint_here_p, breakpoint_inserted_here_p)
(regular_breakpoint_inserted_here_p)
(software_breakpoint_inserted_here_p, breakpoint_thread_match)
(set_default_breakpoint): Adjust prototypes.
(remove_breakpoints_pid, breakpoint_program_space_exit): Declare.
(insert_single_step_breakpoint, deprecated_insert_raw_breakpoint):
Adjust prototypes.
* breakpoint.c (executing_startup): Delete.
(default_breakpoint_sspace): New.
(breakpoint_restore_shadows): Skip if the address space doesn't
match.
(update_watchpoint): Record the frame's program space in the
breakpoint location.
(insert_bp_location): Record the address space in target_info.
Adjust to pass the symbol space to solib_name_from_address.
(breakpoint_program_space_exit): New.
(insert_breakpoint_locations): Switch the symbol space and thread
when inserting breakpoints. Don't insert breakpoints in a vfork
parent waiting for vfork done if we're not attached to the vfork
child.
(remove_breakpoints_pid): New.
(reattach_breakpoints): Switch to a thread of PID. Ignore
breakpoints of other symbol spaces.
(create_internal_breakpoint): Store the symbol space in the sal.
(create_longjmp_master_breakpoint): Iterate over all symbol
spaces.
(update_breakpoints_after_exec): Ignore breakpoints for other
symbol spaces.
(remove_breakpoint): Rename to ...
(remove_breakpoint_1): ... this. Pass the breakpoints symbol
space to solib_name_from_address.
(remove_breakpoint): New.
(mark_breakpoints_out): Ignore breakpoints from other symbol
spaces.
(breakpoint_init_inferior): Ditto.
(breakpoint_here_p): Add an address space argument and adjust to
use breakpoint_address_match.
(moribund_breakpoint_here_p): Ditto.
(regular_breakpoint_inserted_here_p): Ditto.
(breakpoint_inserted_here_p): Ditto.
(software_breakpoint_inserted_here_p): Ditto.
(breakpoint_thread_match): Ditto.
(bpstat_check_location): Ditto.
(bpstat_stop_status): Ditto.
(print_breakpoint_location): If there's a location to print,
switch the current symbol space.
(print_one_breakpoint_location): Add `allflag' argument.
(print_one_breakpoint): Ditto. Adjust.
(do_captured_breakpoint_query): Adjust.
(breakpoint_1): Adjust.
(breakpoint_has_pc): Also match the symbol space.
(describe_other_breakpoints): Add a symbol space argument and
adjust.
(set_default_breakpoint): Add a symbol space argument. Set
default_breakpoint_sspace.
(breakpoint_address_match): New.
(check_duplicates_for): Add an address space argument, and adjust.
(set_raw_breakpoint): Record the symbol space in the location and
in the breakpoint.
(set_longjmp_breakpoint): Skip longjmp master breakpoints from
other symbol spaces.
(remove_thread_event_breakpoints, remove_solib_event_breakpoints)
(disable_breakpoints_in_shlibs): Skip breakpoints from other
symbol spaces.
(disable_breakpoints_in_unloaded_shlib): Match symbol spaces.
(create_catchpoint): Set the symbol space in the sal.
(disable_breakpoints_before_startup): Skip breakpoints from other
symbol spaces. Set executing_startup in the current symbol space.
(enable_breakpoints_after_startup): Clear executing_startup in the
current symbol space. Skip breakpoints from other symbol spaces.
(clone_momentary_breakpoint): Also copy the symbol space.
(add_location_to_breakpoint): Set the location's symbol space.
(bp_loc_is_permanent): Switch thread and symbol space.
(create_breakpoint): Adjust.
(expand_line_sal_maybe): Expand comment to mention symbol spaces.
Switch thread and symbol space when reading memory.
(parse_breakpoint_sals): Set the symbol space in the sal.
(break_command_really): Ditto.
(skip_prologue_sal): Switch and space.
(resolve_sal_pc): Ditto.
(watch_command_1): Record the symbol space in the sal.
(create_ada_exception_breakpoint): Adjust.
(clear_command): Adjust. Match symbol spaces.
(update_global_location_list): Use breakpoint_address_match.
(breakpoint_re_set_one): Switch thread and space.
(breakpoint_re_set): Save symbol space.
(breakpoint_re_set_thread): Also reset the symbol space.
(deprecated_insert_raw_breakpoint): Add an address space argument.
Adjust.
(insert_single_step_breakpoint): Ditto.
(single_step_breakpoint_inserted_here_p): Ditto.
(clear_syscall_counts): New.
(_initialize_breakpoint): Install it as inferior_exit observer.
* exec.h: Include "progspace.h".
(exec_bfd, exec_bfd_mtime): New defines.
(exec_close): Declare.
* exec.c: Include "gdbthread.h" and "progspace.h".
(exec_bfd, exec_bfd_mtime, current_target_sections_1): Delete.
(using_exec_ops): New.
(exec_close_1): Rename to exec_close, and make public.
(exec_close): Rename to exec_close_1, and adjust all callers. Add
description. Remove target sections and close executables from
all program spaces.
(exec_file_attach): Add comment.
(add_target_sections): Check on `using_exec_ops' to check if the
target should be pushed.
(remove_target_sections): Only unpush the target if there are no
more target sections in any symbol space.
* gdbcore.h: Include "exec.h".
(exec_bfd, exec_bfd_mtime): Remove declarations.
* frame.h (get_frame_program_space, get_frame_address_space)
(frame_unwind_program_space): Declare.
* frame.c (struct frame_info) <pspace, aspace>: New fields.
(create_sentinel_frame): Add program space argument. Set the
pspace and aspace fields of the frame object.
(get_current_frame, create_new_frame): Adjust.
(get_frame_program_space): New.
(frame_unwind_program_space): New.
(get_frame_address_space): New.
* stack.c (print_frame_info): Adjust.
(print_frame): Use the frame's program space.
* gdbthread.h (any_live_thread_of_process): Declare.
* thread.c (any_live_thread_of_process): New.
(switch_to_thread): Switch the program space as well.
(restore_selected_frame): Don't warn if trying to restore frame
level 0.
* inferior.h: Include "progspace.h".
(detach_fork): Declare.
(struct inferior) <removable, aspace, pspace>
<vfork_parent, vfork_child, pending_detach>
<waiting_for_vfork_done>: New fields.
<terminal_info>: Remove field.
<data, num_data>: New fields.
(register_inferior_data, register_inferior_data_with_cleanup)
(clear_inferior_data, set_inferior_data, inferior_data): Declare.
(exit_inferior, exit_inferior_silent, exit_inferior_num_silent)
(inferior_appeared): Declare.
(find_inferior_pid): Typo.
(find_inferior_id, find_inferior_for_program_space): Declare.
(set_current_inferior, save_current_inferior, prune_inferiors)
(number_of_inferiors): Declare.
(inferior_list): Declare.
* inferior.c: Include "gdbcore.h" and "symfile.h".
(inferior_list): Make public.
(delete_inferior_1): Always delete thread silently.
(find_inferior_id): Make public.
(current_inferior_): New.
(current_inferior): Use it.
(set_current_inferior): New.
(restore_inferior): New.
(save_current_inferior): New.
(free_inferior): Free the per-inferior data.
(add_inferior_silent): Allocate per-inferior data.
Call inferior_appeared.
(delete_threads_of_inferior): New.
(delete_inferior_1): Adjust interface to take an inferior pointer.
(delete_inferior): Adjust.
(delete_inferior_silent): Adjust.
(exit_inferior_1): New.
(exit_inferior): New.
(exit_inferior_silent): New.
(exit_inferior_num_silent): New.
(detach_inferior): Adjust.
(inferior_appeared): New.
(discard_all_inferiors): Adjust.
(find_inferior_id): Make public. Assert pid is not zero.
(find_inferior_for_program_space): New.
(have_inferiors): Check if we have any inferior with pid not zero.
(have_live_inferiors): Go over all pushed targets looking for
process_stratum.
(prune_inferiors): New.
(number_of_inferiors): New.
(print_inferior): Add executable column. Print vfork parent/child
relationships.
(inferior_command): Adjust to cope with not running inferiors.
(remove_inferior_command): New.
(add_inferior_command): New.
(clone_inferior_command): New.
(struct inferior_data): New.
(struct inferior_data_registration): New.
(struct inferior_data_registry): New.
(inferior_data_registry): New.
(register_inferior_data_with_cleanup): New.
(register_inferior_data): New.
(inferior_alloc_data): New.
(inferior_free_data): New.
(clear_inferior_data): New.
(set_inferior_data): New.
(inferior_data): New.
(initialize_inferiors): New.
(_initialize_inferiors): Register "add-inferior",
"remove-inferior" and "clone-inferior" commands.
* objfiles.h: Include "progspace.h".
(struct objfile) <pspace>: New field.
(symfile_objfile, object_files): Don't declare.
(ALL_PSPACE_OBJFILES): New.
(ALL_PSPACE_OBJFILES_SAFE): New.
(ALL_OBJFILES, ALL_OBJFILES_SAFE): Adjust.
(ALL_PSPACE_SYMTABS): New.
(ALL_PRIMARY_SYMTABS): Adjust.
(ALL_PSPACE_PRIMARY_SYMTABS): New.
(ALL_PSYMTABS): Adjust.
(ALL_PSPACE_PSYMTABS): New.
* objfiles.c (object_files, symfile_objfile): Delete.
(struct objfile_sspace_info): New.
(objfiles_pspace_data): New.
(objfiles_pspace_data_cleanup): New.
(get_objfile_pspace_data): New.
(objfiles_changed_p): Delete.
(allocate_objfile): Set the objfile's program space. Adjust to
reference objfiles_changed_p in pspace data.
(free_objfile): Adjust to reference objfiles_changed_p in pspace
data.
(objfile_relocate): Ditto.
(update_section_map): Add pspace argument. Adjust to iterate over
objfiles in the passed in pspace.
(find_pc_section): Delete sections and num_sections statics.
Adjust to refer to program space's objfiles_changed_p. Adjust to
refer to sections and num_sections store in the objfile's pspace
data.
(objfiles_changed): Adjust to reference objfiles_changed_p in
pspace data.
(_initialize_objfiles): New.
* linespec.c (decode_all_digits, decode_dollar): Set the sal's
program space.
* source.c (current_source_pspace): New.
(get_current_source_symtab_and_line): Set the sal's program space.
(set_current_source_symtab_and_line): Set current_source_pspace.
(select_source_symtab): Ditto. Use ALL_OBJFILES.
(forget_cached_source_info): Iterate over all program spaces.
* symfile.c (clear_symtab_users): Adjust.
* symmisc.c (print_symbol_bcache_statistics): Iterate over all
program spaces.
(print_objfile_statistics): Ditto.
(maintenance_print_msymbols): Ditto.
(maintenance_print_objfiles): Ditto.
(maintenance_info_symtabs): Ditto.
(maintenance_info_psymtabs): Ditto.
* symtab.h (SYMTAB_PSPACE): New.
(struct symtab_and_line) <pspace>: New field.
* symtab.c (init_sal): Clear the sal's program space.
(find_pc_sect_symtab): Set the sal's program space. Switch thread
and space.
(append_expanded_sal): Add program space argument. Iterate over
all program spaces.
(expand_line_sal): Iterate over all program spaces. Switch
program space.
* target.h (enum target_waitkind) <TARGET_WAITKIND_VFORK_DONE>: New.
(struct target_ops) <to_thread_address_space>: New field.
(target_thread_address_space): Define.
* target.c (target_detach): Only remove breakpoints from the
inferior we're detaching.
(target_thread_address_space): New.
* defs.h (initialize_progspace): Declare.
* top.c (gdb_init): Call it.
* solist.h (struct so_list) <sspace>: New field.
* solib.h (struct program_space): Forward declare.
(solib_name_from_address): Adjust prototype.
* solib.c (so_list_head): Replace with a macro referencing the
program space.
(update_solib_list): Set the so's program space.
(solib_name_from_address): Add a program space argument and adjust.
* solib-svr4.c (struct svr4_info) <pid>: Delete field.
<interp_text_sect_low, interp_text_sect_high, interp_plt_sect_low>
<interp_plt_sect_high>: New fields.
(svr4_info_p, svr4_info): Delete.
(solib_svr4_sspace_data): New.
(get_svr4_info): Rewrite.
(svr4_sspace_data_cleanup): New.
(open_symbol_file_object): Adjust.
(svr4_default_sos): Adjust.
(svr4_fetch_objfile_link_map): Adjust.
(interp_text_sect_low, interp_text_sect_high, interp_plt_sect_low)
(interp_plt_sect_high): Delete.
(svr4_in_dynsym_resolve_code): Adjust.
(enable_break): Adjust.
(svr4_clear_solib): Revert bit that removed the svr4_info here,
and reinstate clearing debug_base, debug_loader_offset_p,
debug_loader_offset and debug_loader_name.
(_initialize_svr4_solib): Register solib_svr4_pspace_data. Don't
install an inferior_exit observer anymore.
* printcmd.c (struct display) <pspace>: New field.
(display_command): Set the display's sspace.
(do_one_display): Match the display's sspace.
(display_uses_solib_p): Ditto.
* linux-fork.c (detach_fork): Moved to infrun.c.
(_initialize_linux_fork): Moved "detach-on-fork" command to
infrun.c.
* infrun.c (detach_fork): Moved from linux-fork.c.
(proceed_after_vfork_done): New.
(handle_vfork_child_exec_or_exit): New.
(follow_exec_mode_replace, follow_exec_mode_keep)
(follow_exec_mode_names, follow_exec_mode_string)
(show_follow_exec_mode_string): New.
(follow_exec): New. Reinstate the mark_breakpoints_out call.
Remove shared libraries before attaching new executable. If user
wants to keep the inferior, keep it.
(displaced_step_fixup): Adjust to pass an address space to the
breakpoints module.
(resume): Ditto.
(clear_proceed_status): In all-stop mode, always clear the proceed
status of all threads.
(prepare_to_proceed): Adjust to pass an address space to the
breakpoints module.
(proceed): Ditto.
(adjust_pc_after_break): Ditto.
(handle_inferior_event): When handling a process exit, switch the
program space to the inferior's that had exited. Call
handle_vfork_child_exec_or_exit. Adjust to pass an address space
to the breakpoints module. In non-stop mode, when following a
fork and detach-fork is off, also resume the other branch. Handle
TARGET_WAITKIND_VFORK_DONE. Set the program space in sals.
(normal_stop): Prune inferiors.
(_initialize_infrun): Install the new "follow-exec-mode" command.
"detach-on-fork" moved here.
* regcache.h (get_regcache_aspace): Declare.
* regcache.c (struct regcache) <aspace>: New field.
(regcache_xmalloc): Clear the aspace.
(get_regcache_aspace): New.
(regcache_cpy): Copy the aspace field.
(regcache_cpy_no_passthrough): Ditto.
(get_thread_regcache): Fetch the thread's address space from the
target, and store it in the regcache.
* infcall.c (call_function_by_hand): Set the sal's pspace.
* arch-utils.c (default_has_shared_address_space): New.
* arch-utils.h (default_has_shared_address_space): Declare.
* gdbarch.sh (has_shared_address_space): New.
* gdbarch.h, gdbarch.c: Regenerate.
* linux-tdep.c: Include auxv.h, target.h, elf/common.h.
(linux_has_shared_address_space): New.
(_initialize_linux_tdep): Declare.
* arm-tdep.c (arm_software_single_step): Pass the frame's address
space to insert_single_step_breakpoint.
* arm-linux-tdep.c (arm_linux_software_single_step): Pass the
frame's pspace to breakpoint functions.
* cris-tdep.c (crisv32_single_step_through_delay): Ditto.
(cris_software_single_step): Ditto.
* mips-tdep.c (deal_with_atomic_sequence): Add frame argument.
Pass the frame's pspace to breakpoint functions.
(mips_software_single_step): Adjust.
(mips_single_step_through_delay): Adjust.
* rs6000-aix-tdep.c (rs6000_software_single_step): Adjust.
* rs6000-tdep.c (ppc_deal_with_atomic_sequence): Adjust.
* solib-irix.c (enable_break): Adjust to pass the current frame's
address space to breakpoint functions.
* sparc-tdep.c (sparc_software_single_step): Ditto.
* spu-tdep.c (spu_software_single_step): Ditto.
* alpha-tdep.c (alpha_software_single_step): Ditto.
* record.c (record_wait): Adjust to pass an address space to the
breakpoints module.
* fork-child.c (fork_inferior): Set the new inferior's program and
address spaces.
* inf-ptrace.c (inf_ptrace_follow_fork): Copy the parent's program
and address spaces.
(inf_ptrace_attach): Set the inferior's program and address spaces.
* linux-nat.c: Include "solib.h".
(linux_child_follow_fork): Manage parent and child's program and
address spaces. Clone the parent's program space if necessary.
Don't wait for the vfork to be done here. Refuse to resume if
following the vfork parent while leaving the child stopped.
(resume_callback): Don't resume a vfork parent.
(linux_nat_resume): Also check for pending events in the
lp->waitstatus field.
(linux_handle_extended_wait): Report TARGET_WAITKIND_VFORK_DONE
events to the core.
(stop_wait_callback): Don't wait for SIGSTOP on vfork parents.
(cancel_breakpoint): Adjust.
* linux-thread-db.c (thread_db_wait): Don't remove thread event
breakpoints here.
(thread_db_mourn_inferior): Don't mark breakpoints out here.
Remove thread event breakpoints after mourning.
* corelow.c: Include progspace.h.
(core_open): Set the inferior's program and address spaces.
* remote.c (remote_add_inferior): Set the new inferior's program
and address spaces.
(remote_start_remote): Update address spaces.
(extended_remote_create_inferior_1): Don't init the thread list if
we already debugging other inferiors.
* darwin-nat.c (darwin_attach): Set the new inferior's program and
address spaces.
* gnu-nat.c (gnu_attach): Ditto.
* go32-nat.c (go32_create_inferior): Ditto.
* inf-ttrace.c (inf_ttrace_follow_fork, inf_ttrace_attach): Ditto.
* monitor.c (monitor_open): Ditto.
* nto-procfs.c (procfs_attach, procfs_create_inferior): Ditto.
* procfs.c (do_attach): Ditto.
* windows-nat.c (do_initial_windows_stuff): Ditto.
* inflow.c (inferior_process_group)
(terminal_init_inferior_with_pgrp, terminal_inferior,
(terminal_ours_1, inflow_inferior_exit, copy_terminal_info)
(child_terminal_info, new_tty_postfork, set_sigint_trap): Adjust
to use per-inferior data instead of inferior->terminal_info.
(inflow_inferior_data): New.
(inflow_new_inferior): Delete.
(inflow_inferior_data_cleanup): New.
(get_inflow_inferior_data): New.
* mi/mi-interp.c (mi_new_inferior): Rename to...
(mi_inferior_appeared): ... this.
(mi_interpreter_init): Adjust.
* tui/tui-disasm.c: Include "progspace.h".
(tui_set_disassem_content): Pass an address space to
breakpoint_here_p.
* NEWS: Mention multi-program debugging support. Mention new
commands "add-inferior", "clone-inferior", "remove-inferior",
"maint info program-spaces", and new option "set
follow-exec-mode".
2009-10-19 Pedro Alves <pedro@codesourcery.com>
Stan Shebs <stan@codesourcery.com>
gdb/doc/
* observer.texi (new_inferior): Rename to...
(inferior_appeared): ... this.
2009-10-19 Pedro Alves <pedro@codesourcery.com>
Stan Shebs <stan@codesourcery.com>
gdb/testsuite/
* gdb.base/foll-vfork.exp: Adjust to spell out "follow-fork".
* gdb.base/foll-exec.exp: Adjust to expect a process id before
"Executing new program".
* gdb.base/foll-fork.exp: Adjust to spell out "follow-fork".
* gdb.base/multi-forks.exp: Ditto. Adjust to the inferior being
left listed after having been killed.
* gdb.base/attach.exp: Adjust to spell out "symbol-file".
* gdb.base/maint.exp: Adjust test.
* Makefile.in (ALL_SUBDIRS): Add gdb.multi.
* gdb.multi/Makefile.in: New.
* gdb.multi/base.exp: New.
* gdb.multi/goodbye.c: New.
* gdb.multi/hangout.c: New.
* gdb.multi/hello.c: New.
* gdb.multi/bkpt-multi-exec.c: New.
* gdb.multi/bkpt-multi-exec.exp: New.
* gdb.multi/crashme.c: New.
2009-10-19 Pedro Alves <pedro@codesourcery.com>
Stan Shebs <stan@codesourcery.com>
gdb/doc/
* gdb.texinfo (Inferiors): Rename node to ...
(Inferiors and Programs): ... this. Mention running multiple
programs in the same debug session.
<info inferiors>: Mention the new 'Executable' column if "info
inferiors". Update examples. Document the "add-inferior",
"clone-inferior", "remove-inferior" and "maint info
program-spaces" commands.
(Process): Rename node to...
(Forks): ... this. Document "set|show follow-exec-mode".
Remove note on "set print symbol-loading".
* main.c (captured_main): Pass !batch for from_tty when calling
symbol_file_add_main.
* objfiles.h (objfile_has_partial_symbols): Declare.
(objfile_has_full_symbols): Declare.
* objfiles.c (objfile_has_partial_symbols): New function.
(have_partial_symbols): Use it.
(objfile_has_full_symbols): New function.
(have_full_symbols): Use it.
* solib.c: Include interps.h.
(solib_read_symbols): Back out patch of 2008-07-10.
Add test for info_verbose for symbol loading messages for
consistency with symfile.c.
(info_sharedlibrary_command): Handle optional parameter of regex of
libraries to list. Inform user of libraries without debugging info.
Rewrite to use ui_out routines to format output.
* symfile.c (print_symbol_loading): Delete.
(symbol_file_add_with_addrs_or_offsets): Back out patch of 2008-07-10.
Print "no debugging symbols found" only if from_tty || info_verbose;
and only check file being loaded, not all files.
(reread_symbols): Test file being loaded for whether it has symbols,
not all files.
(__initialize_symfile): Delete `set print symbol-loading'.
* symfile.h (print_symbol_loading): Delete.
* doc/gdb.texinfo (Symbols): Delete `set print symbol-loading'.
(Files): Add note on new optional regex arg to `info sharedlibrary'.
Fix memory corruption on reread of file through a symbolic link.
* symfile.c (find_separate_debug_file): Initialize CANON_NAME earlier.
Allocate DEBUGFILE with length based on CANON_NAME. Free CANON_NAME on
all the return paths.
(show_endian): Use target_byte_order_user if specified; otherwise
use get_current_arch () instead of current_gdbarch.
(show_architecture): Use set_architecture_string if specified;
otherwise use get_current_arch () instead of current_gdbarch.
(get_current_arch): New function.
* arch-utils.h (get_current_arch): Add prototype.
* osabi.c (show_osabi): Use get_current_arch () instead of
current_gdbarch.
* findcmd.c: Include "arch-utils.h".
(parse_find_args): Add BIG_P argument. Use it instead of byte order
of current_gdbarch.
(find_command): Use get_current_arch () instead of current_gdbarch.
Pass byte order to parse_find_args.
* maint.c: Include "arch-utils.h".
(maintenance_print_architecture): Use get_current_arch () instead
of current_gdbarch.
* reggroups.c: Include "arch-utils.h".
(maintenance_print_reggroups): Use get_current_arch () instead
of current_gdbarch.
* symfile.c: Include "arch-utils.h".
(overlay_load_command): Use get_current_arch () instead of
current_gdbarch.
* value.c: Include "arch-utils.h".
(show_convenience): Use get_current_arch () instead of
current_gdbarch.
* tui/tui-regs.c: Include "arch-utils.h".
(tui_reg_next_command): Use get_current_arch () instead of
current_gdbarch.
* mi/mi-main.c: Include "arch-utils.h".
(mi_cmd_data_read_memory): Use get_current_arch () instead of
current_gdbarch.
* parse.c: Include "arch-utils.h".
(parse_exp_in_context): Use get_current_arch () instead of
current_gdbarch.
Fix a regression by the mmap patch from 2009-06-16.
* symfile.c (reread_symbols): Move sym_finish and clear_objfile_data
calls before deleting the OBJFILE obstack. Extend the comment.
of current_gdbarch.
(TARGET_LONG_BYTES): Remove.
(read_target_long_array): Add SIZE argument. Use it instead of
TARGET_LONG_BYTES.
(simple_read_overlay_table): Retrieve long size from objfile
architecture; pass it to read_target_long_array.
(simple_read_overlay_region_table): Likewise.
(simple_overlay_update_1): Likewise.
Remove the PROT parameter from openp.
* source.c (openp): Remove the parameter PROT. Assertion check MODE.
defs.h (openp): Update the prototype.
Update all the openp callers.
Silence a few -Wmissing-prototypes warnings.
PR build/9877:
* amd64-nat.c: Include "amd64-nat.h".
* fork-child.c (_initialize_fork_child): Ditto.
* gcore.c (_initialize_gcore): Ditto.
* inf-ptrace.c: Include "inf-ptrace.h".
(inf_ptrace_store_registers): Make it static.
* linux-nat.c (linux_nat_terminal_ours): Make it static.
(_initialize_linux_nat): Declare before definition.
* linux-tdep.c: Include "linux-tdep.h".
* linux-thread-db.c (_initialize_thread_db): Declare before
definition.
* proc-service.c (_initialize_proc_service): Ditto.
* remote.c (remote_send_printf): Make it static.
* solib.c: Include "solib.h".
* symfile-mem.c (_initialize_symfile_mem): Declare before
definition.
* ada-lang.c (ada_la_decode, ada_match_name)
(ada_suppress_symbol_printing, ada_is_array_type)
(ada_value_ptr_subscript, ada_array_length)
(ada_to_static_fixed_value): Make them static.
(_initialize_ada_language): Declare before definition.
* ada-tasks.c (ada_get_task_number, ada_get_environment_task)
(ada_task_list_changed, ada_new_objfile_observer): Make them
static.
(_initialize_tasks): Declare before definition.
* addrmap.c (_initialize_addrmap): Declare before definition.
* auxv.c (default_auxv_parse): Make it static.
* bfd-target.c (target_bfd_xfer_partial, target_bfd_xclose): Make
them static.
* breakpoint.c (remove_sal): Add line break.
(expand_line_sal_maybe): Make it static.
* cp-name-parser.y: Include "cp-support.h".
* cp-valprint.c (cp_find_class_member): Make it static.
* eval.c (value_f90_subarray): Ditto.
* exceptions.c (print_any_exception): Ditto.
* findcmd.c (_initialize_mem_search): Declare before definition.
* frame.c (frame_observer_target_changed): Make it static.
* gnu-v3-abi.c (gnuv3_find_method_in): Make it static.
* inf-child.c: Include "inf-child.h".
* inferior.h (valid_inferior_id): Rename to ...
(valid_gdb_inferior_id): ... this.
* infrun.c (infrun_thread_stop_requested, siginfo_make_value):
Make them static.
* jv-lang.c (java_language_arch_info): Make it static.
* m2-typeprint.c (m2_get_discrete_bounds): Ditto.
* osdata.c (info_osdata_command): Make it static.
* regcache.c (regcache_observer_target_changed): Make it static.
* reverse.c (_initialize_reverse): Declare before definition.
* stabsread.c (cleanup_undefined_types_noname)
(cleanup_undefined_types_1): Make them static.
* symfile.c (place_section): Make it static.
* symtab.c (find_pc_sect_psymtab_closer): Make it static.
* target-descriptions.c (_initialize_target_descriptions): Declare
before definition.
* target.c (default_get_ada_task_ptid, find_default_can_async_p)
(find_default_is_async_p, find_default_supports_non_stop): Make
them static.
(target_supports_non_stop): Add prototype.
(dummy_pid_to_str): Make it static.
* utils.c (_initialize_utils): Declare before definition.
* ada-exp.y (_initialize_ada_exp): Declare before definition.
* solib-svr4.c (HAS_LM_DYNAMIC_FROM_LINK_MAP): Add a prototype.
* target.h (struct target_ops): Add a prototype to the
to_can_execute_reverse callback.
* macroscope.c (_initialize_macroscope): Declare before definition.
* cp-namespace.c (_initialize_cp_namespace): Declare before definition.
* python/python.c (_initialize_python): Declare before definition.
* tui/tui-command.c: Include "tui/tui-command.h".
* tui/tui-data.c (init_content_element, init_win_info): Make them
static.
* tui/tui-disasm.c: Include "tui/tui-disasm.h".
* tui/tui-interp.c (_initialize_tui_interp): Declare before
definition.
* tui/tui-layout.c: Include "tui/tui-layout.h".
(_initialize_tui_layout): Declare before definition.
* tui/tui-regs.c: Include "tui/tui-regs.h".
(tui_display_reg_element_at_line): Make it static.
(_initialize_tui_regs): Declare before definition.
* tui/tui-stack.c (_initialize_tui_stack): Declare before
definition.
* tui/tui-win.c: Include "tui/tui-win.h".
(_initialize_tui_win): Declare before definition.
(tui_sigwinch_handler): Make it static. Wrap in ifdef SIGWINCH.
* tui/tui-win.h (tui_sigwinch_handler): Delete declaration.
(tui_get_cmd_list): Add a prototype.
* tui/tui-windata.c: Include tui-windata.h.
* tui/tui-wingeneral.c (box_win): Make it static.
* cli/cli-logging.c (show_logging_command): Make it static.
(_initialize_cli_logging): Declare before definition.
* mi/mi-common.c (_initialize_gdb_mi_common): Declare before
definition.
* varobj.c (varobj_invalidate): Unconditionally free
all_rootvarobj.
* symfile.c (syms_from_objfile): Free local_addr when returning
normally.
* exec.c (exec_file_attach): Do cleanups before returning.
(exec_file_command): Likewise.
* corefile.c (reopen_exec_file): Do cleanups before returning.
* breakpoint.c (insert_breakpoint_locations): Do cleanups before
returning.
(do_vec_free): New function.
(update_global_location_list): Make a cleanup for old_locations.
Do cleanups before returning. Remove unused variable 'e'.
(find_condition_and_thread): Free result of parsing the
expression.
(print_it_typical): Do cleanups before returning.
(breakpoint_re_set_one): Always free sals.sals.
(builtin_type_f_void): Remove macro.
* gdbtypes.c (builtin_type_void): New global variable.
(_initialize_gdbtypes): Initialize it.
* gnu-v3-abi.c (build_gdb_vtable_type): Do not call
lookup_pointer_type or lookup_function_type on builtin_type_void.
* printcmd.c (set_next_address): Likewise.
* objc-lang.c (value_nsstring): Likewise.
* mt-tdep.c (mt_copro_register_type): Likewise.
* xtensa-tdep.c (xtensa_register_type): Likewise.
* symfile.c (syms_from_objfile): Remove special handling
of builtin_type_void and builtin_type_char.
(obj_section_offset, obj_section_addr, obj_section_endaddr): New
macros.
* objfiles.c (add_to_objfile_sections): Don't set addr, endaddr
and offset. Use size_t instead of unsigned long.
(build_objfile_section_table): Use size_t instead of unsigned
long.
(objfile_relocate): Don't relocate s->addr and s->endaddr, they're
gone.
(find_pc_sect_section): Use obj_section_addr and
obj_section_endaddr.
* symfile.c (symfile.c): Remove code that maps sections
offsets in "addr" to the object's sections.
* blockframe.c (find_pc_partial_function): Use obj_section_endaddr.
* gcore.c (gcore_create_callback): Use obj_section_addr and
obj_section_endaddr.
* maint.c (print_objfile_section_info): Likewise.
* printcmd.c (sym_info): Use obj_section_addr and
obj_section_endaddr.
* symtab.c (fixup_section): Likewise.
2008-07-09 Pedro Alves <pedro@codesourcery.com>
* symfile.c (load_command): Reopen the exec file and reread
symbols before anything else.
gdb/testsuite/
2008-07-09 Pedro Alves <pedro@codesourcery.com>
* gdb.base/chng-syms.exp: Don't expect "No symbol ...".
(deprecated_bcache_added): New function name. Body of function
bcache_data is used here with the addition of 'added' argument.
* bcache.h (deprecated_bcache_added): New function.
* symfile.c (add_psymbol_to_bcache): New helper function, takes part of
work from add_psymbol_to_list - initialises partial symbol and stashes
it in objfile's cache.
(append_psymbol_to_list): New helper function, takes other part of
work from add_psymbol_to_list - adds partial symbol to the given list.
(add_psymbol_to_list): Call helper functions instead of doing work
here. If adding to global list, do not duplicate partial symbols in the
partial symtab.
* NEWS: Mention exec tracing support.
* inf-ttrace.c (inf_ttrace_wait): Return TARGET_WAITKIND_EXECD for
exec events.
* infcmd.c (kill_if_already_running, detach_command)
(disconnect_command): Replace SOLIB_RESTART with no_shared_libraries.
* infrun.c (MAY_FOLLOW_EXEC, may_follow_exec): Delete.
(follow_exec): Do not check may_follow_exec. Do not mourn and push
targets. Apply the sysroot path to the loaded executable. Use
no_shared_libraries.
* linux-nat.c (linux_child_follow_fork): Print fork following
messages if verbose.
(kill_wait_callback): Kill again before waiting a second time.
* symfile.c (symbol_file_clear): Replace SOLIB_RESTART with
no_shared_libraries.
* gdb.base/foll-exec.exp: Update header. Skip on remote targets.
Run on GNU/Linux.
(do_exec_tests): Check for systems which do not support catchpoints.
Do not match START.
* gdb.base/foll-fork.exp: Update header. Skip on remote targets.
Run on GNU/Linux. Enable verbose output.
(check_fork_catchpoints): New.
(explicit_fork_child_follow, catch_fork_child_follow)
(tcatch_fork_parent_follow): Update expected messages.
(do_fork_tests): Use check_fork_catchpoints.
* gdb.base/foll-vfork.exp: Update header. Skip on remote targets.
Run on GNU/Linux. Enable verbose output.
(check_vfork_catchpoints): New.
(vfork_parent_follow_to_bp, tcatch_vfork_then_child_follow): Update
expected messages.
(do_vfork_and_exec_tests): Use check_fork_catchpoints.
* symfile.h (set_initial_language): Add declaration.
* language.c: #include "symfile.h".
(set_language): Call set_initial_language if the frame language
could not be determined.
of FT_INTEGER fundamental type for array range index type.
(decode_base_type): Use builtin types of current_gdbarch
instead of fundamental types.
* dwarf2read.c (struct dwarf2_cu): Remove ftypes member.
(read_file_scope): Do not initialize ftypes member.
(dwarf_base_type, dwarf2_fundamental_types): Remove functions.
(read_array_type): Use builtin_type_int32 instead of FT_INTEGER
fundamental type for array range index type.
(read_tag_string_type): Likewise for string range index type.
Also, do not overwrite FT_CHAR type with new string type.
(read_base_type): If DW_AT_name is missing, create unnamed type
with given properties instead of looking for a fundamental type.
Create new types as TYPE_TARGET_TYPE for DW_ATE_address and
DW_ATE_complex_float types.
(read_subrange_type): Create new type to represent missing
DW_AT_type instead of looking for a fundamental type.
(die_type): Use builtin type to represent "void" instead of
looking for a fundamental type.
* stabsread.c (define_symbol): Use builtin types to represent
'r' and 'i' floating-point and integer constants.
* gdbtypes.c (lookup_fundamental_type): Remove.
* gdbtypes.h (lookup_fundamental_type): Remove prototype.
(FT_VOID, FT_BOOLEAN, FT_CHAR, FT_SIGNED_CHAR, FT_UNSIGNED_CHAR,
FT_SHORT, FT_SIGNED_SHORT, FT_UNSIGNED_SHORT, FT_INTEGER,
FT_SIGNED_INTEGER, FT_UNSIGNED_INTEGER, FT_LONG, FT_SIGNED_LONG,
FT_UNSIGNED_LONG, FT_LONG_LONG, FT_SIGNED_LONG_LONG,
FT_UNSIGNED_LONG_LONG, FT_FLOAT, FT_DBL_PREC_FLOAT, FT_EXT_PREC_FLOAT,
FT_COMPLEX, FT_DBL_PREC_COMPLEX, FT_EXT_PREC_COMPLEX, FT_STRING,
FT_FIXED_DECIMAL, FT_FLOAT_DECIMAL, FT_BYTE, FT_UNSIGNED_BYTE,
FT_TEMPLATE_ARG, FT_DECFLOAT, FT_DBL_PREC_DECFLOAT,
FT_EXT_PREC_DECFLOAT, FT_NUM_MEMBERS): Remove macros.
* objfiles.c (struct objfile): Remove fundamental_types member.
* symfile.c (reread_symbols): Do not clear fundamental_types.
* language.h (struct language_defn): Remove la_fund_type member.
(create_fundamental_type): Remove.
* language.c (unk_lang_create_fundamental_type): Remove.
(unknown_language_defn, auto_language_defn,
local_language_defn): Adapt initializer.
* ada-lang.c (ada_create_fundamental_type): Remove.
(ada_language_defn): Adapt initializer.
* c-lang.h (c_create_fundamental_type): Remove prototype.
* c-lang.c (c_create_fundamental_type): Remove.
(c_language_defn, cplus_language_defn, asm_language_defn,
minimal_language_defn): Adapt initializer.
* f-lang.c (f_create_fundamental_type): Remove.
(f_language_defn): Adapt initializer.
* jv-lang.c (java_create_fundamental_type): Remove.
(java_language_defn): Adapt initializer.
* m2-lang.c (m2_create_fundamental_type): Remove.
(m2_language_defn): Adapt initializer.
* objc-lang.c (objc_create_fundamental_type): Remove.
(objc_language_defn): Adapt initializer.
* p-lang.h (pascal_create_fundamental_type): Remove prototype.
* p-lang.c (pascal_create_fundamental_type): Remove.
(pascal_language_defn): Adapt initializer.
* scm-lang.c (scm_language_defn): Adapt initializer.
* symfile.c (symfile_map_offsets_to_segments): Doc fixes.
Assert that we were passed some loaded segment addresses,
and that sections' segment numbers are valid.
Simplify offset calculation.
* remote.c (get_offsets): Clarify selection of relocate-by-segment
strategy, and set num_segments correctly. Delete redundant
assignments to do_sections.
* symfile.c (symbol_file_add_with_addrs_or_offsets): Initialize the
DEBUGFILE variable. FIND_SEPARATE_DEBUG_FILE called only if !PSYMTABS.
(struct build_id): New structure.
(build_id_bfd_get, build_id_verify, build_id_to_debug_filename): New.
(find_separate_debug_file): New variable BUILD_ID.
Call BUILD_ID_BFD_GET with BUILD_ID_TO_DEBUG_FILENAME as the first try.
* observer.texi (GDB Observers): New observer "new_objfile".
ChangeLog:
* observer.sh: Add "struct objfile" forward declaration.
* target.h (deprecated_target_new_objfile_hook): Remove.
* symfile.c (deprecated_target_new_objfile_hook): Remove.
(clear_symtab_users): Call observer_notify_new_objfile.
(symbol_file_add_with_addrs_or_offsets): Likewise.
* rs6000-nat.c: Include "observer.h".
(vmap_ldinfo): Call observer_notify_new_objfile.
(xcoff_relocate_core): Likewise.
* remote.c (remote_new_objfile_chain): Remove.
(remote_new_objfile): Do not call remote_new_objfile_chain.
(_initialize_remote): Use observer_attach_new_objfile.
* tui/tui-hooks.c (tui_target_new_objfile_chain): Remove.
(tui_new_objfile_hook): Do not call tui_target_new_objfile_chain.
(_initialize_tui_hooks): Use observer_attach_new_objfile.
* aix-thread.c: Include "observer.h".
(target_new_objfile_chain): Remove.
(new_objfile): Do not call target_new_objfile_chain.
(_initialize_aix_thread): Use observer_attach_new_objfile.
* hpux-thread.c: Include "observer.h"
(target_new_objfile_chain): Remove.
(hpux_thread_new_objfile): Make static. Do not call
target_new_objfile_chain.
(_initialize_hpux_thread): Use observer_attach_new_objfile.
* linux-thread-db.c: Include "observer.h".
(target_new_objfile_chain): Remove.
(thread_db_new_objfile): Do not call target_new_objfile_chain.
(_initialize_thread_db): Use observer_attach_new_objfile.
* sol-thread.c: Include "observer.h".
(target_new_objfile_chain): Remove.
(sol_thread_new_objfile): Make static. Do not call
target_new_objfile_chain.
(_initialize_sol_thread): Use observer_attach_new_objfile.
* Makefile.in (aix-thread.o, hpux-thread.o, linux-thread-db.o,
rs6000-nat.o, sol-thread.o, tui-hooks.o): Add dependency on
$(observer_h).
* varobj.h (enum varobj_update_error): New enum.
* varobj.c (struct varobj_root): Add is_valid member.
(varobj_get_type): Check for invalid varobj.
(varobj_get_attributes): Likewise.
(variable_editable):Likewise.
(varobj_update): Likewise. Use varobj_update_error.
(new_root_variable): Set root varobj as valid by default.
(varobj_invalidate): New function.
* symfile.c (clear_symtab_users): Use varobj_invalidate.
* mi/mi-cmd-var.c (varobj_update_one): Change return type to void.
Use varobj_update_error.
exec_prefix.
(TARGET_SYSTEM_ROOT_RELOCATABLE): Allow for exec_prefix being
'${prefix}'.
* configure, config.in: Regenerate.
* defs.h (debug_file_directory): Declare.
* main.c (captured_main): Canonicalize gdb_sysroot. Assume
TARGET_SYSTEM_ROOT is defined. Initialize debug_file_directory and
relocate it if DEBUGDIR_RELOCATABLE.
* symfile.c (debug_file_directory): Make non-static.
(find_separate_debug_file): Look for debug info for SYSROOT/PATH
in DEBUGDIR/PATH if DEBUGDIR is inside SYSROOT.
(_initialize_symfile): Don't initialize debug_file_directory here.
(COMMON_OBS): Add target-memory.o.
* memattr.c (lookup_mem_region): Adjust handling for
the top of memory. Improve comments.
* remote.c (packet_check_result): New function, split out
from packet_ok. Recognize "E." as an error prefix.
(packet_ok): Use it.
(remote_write_bytes_aux): New function, renamed from
remote_write_bytes. Take packet header, packet format,
and length flag as arguments.
(remote_write_bytes): Rewrite to use remote_write_bytes_aux.
(remote_send_printf, restore_remote_timeout)
(remote_flash_timeout, remote_flash_erase, remote_flash_write)
(remote_flash_done): New.
(remote_xfer_partial): Handle flash writes.
(init_remote_ops, init_remote_async_ops): Set to_flash_erase
and to_flash_done.
* symfile.c (struct load_section_data): Include a pointer to
the cumulative stats and a request queue. Move most members
to other types.
(struct load_progress_data, struct load_progress_section_data): New
types.
(load_progress): Handle a NULL baton and zero bytes. Update for
type changes.
(load_section_callback): Create memory write requests instead of
writing to memory. Don't print the progress message here.
(clear_memory_write_data): New function.
(generic_load): Use target_write_memory_blocks.
* target-memory.c: New file.
* target.c (update_current_target): Mention new uninherited methods.
(memory_xfer_partial): Issue an error for flash writes.
(target_flash_erase, target_flash_done): New functions.
(target_write_with_progress): Call the progress callback at the
start also.
* target.h (enum target_object): Add TARGET_OBJECT_FLASH.
(target_write_with_progress): Update comment.
(struct target_ops): Add to_flash_erase and to_flash_done.
(target_flash_erase, target_flash_done, struct memory_write_request)
(memory_write_request_s, enum flash_preserve_mode)
(target_write_memory_blocks): New, including a vector type
for memory_write_request_s.
* dcache.c (dcache_write_line): Use target_write.
(dcache_read_line): Use target_read.
* mi/mi-main.c (mi_cmd_data_read_memory): Use target_read.
* symfile.c (struct load_section_data): Add new per-section
members.
(load_progress): New function.
(load_section_callback): Pass load_progress to the new
target_write_with_progress.
* target.c (current_xfer_partial, memory_xfer_partial): New.
(target_xfer_partial): New prototype.
(target_xfer_memory, target_xfer_partial_p, xfer_using_stratum)
(do_xfer_memory, target_xfer_memory_partial)
(target_read_memory_partial, target_write_memory_partial): Delete.
(trust_readonly): Move higher in the file.
(update_current_target): Use current_xer_partial.
(target_xfer_partial): Use memory_xfer_partial. Handle
TARGET_OBJECT_RAW_MEMORY specially.
(target_read_memory): Use target_read.
(target_write_memory): Use target_write.
(default_xfer_partial): Call to_xfer_partial directly.
(target_write_with_progress): New function, based on target_write.
(target_write): Call it.
* target.h (enum target_object): Add TARGET_OBJECT_RAW_MEMORY.
(target_write_with_progress): New prototype.
(do_xfer_memory, target_read_memory_partial)
(target_write_memory_partial): Delete prototypes.
* objfiles.c: Include "expression.h" and "parser-defs.h".
(free_objfile): Clear global blocks.
* symfile.c: Include "parser-defs.h".
(clear_symtab_users): Clear global blocks.
* symfile.c (add_symbol_file_command): Use buildargv(), instead of
hand decoding the command line, to allow use of quotes and spaces.
(_initialize_symfile): Reorganize the help message for add-symbol-file
such that 'help files' shows a better message.
testsuite/
* gdb.base/help.exp (help add-symbol-file): Update.
* symfile.c (generic_load): Use buildargv() and tilde_expand()
to parse file names with quoting, spaces and tildes properly.
(load_command): Quote all special characters before calling
target_load() such that buildargv() doesn't break file names.
(_initialize_symfile): Mention the load offset in the help for
the load command.
* remote-sim.c: Include readline.h.
(gdbsim_load): Use buildargv and tilde_expand() to parse file
names with quoting, spaces and tildes properly.
* target.h (target_load): Comment the parameters better.
* Makefile.in (remote_sim.o): Add readline.h dependency.
testsuite/
* gdb.base/help.exp (help load): Update expected results.
(printf_command): Use gdb_byte.
* symfile.c (separate_debug_file_exists): Use gdb_byte.
(load_section_callback, read_target_long_array): Likewise.
(simple_read_overlay_table, simple_read_overlay_region_table)
(simple_overlay_update_1): Correct calls to read_target_long_array.
* valprint.c (partial_memory_read): Change MYADDR to a gdb_byte *.
Also change local pointers.
(val_print_string): Use gdb_byte.
* defs.h (print_transfer_performance): Update prototype.
* m32r-rom.c (m32r_load, m32r_upload_command): Use gettimeofday
for print_transfer_performance.
* remote-m32r-sdi.c (m32r_load): Likewise.
* symfile.c (generic_load): Likewise.
(report_transfer_performance): Create a dummy struct timeval.
(print_transfer_performance): Use a more accurate measure
of performance.
* Makefile.in (symfile.o): Add $(exec_h).
* exec.h (exec_set_section_address): Add prototype.
* exec.c (exec_set_section_address): New function.
* symfile.c: Include "exec.h".
(struct place_section_arg, place_section): New.
(default_symfile_offsets): Call place_section for each
section of a relocatable file.
gdb/testsuite/
* gdb.base/relocate.c: Add a copyright notice.
(dummy): Remove.
* gdb.base/relocate.exp: Test printing the values of variables
from a relocatable file.
* symtab.c: Include "observer.h".
(find_main_name): New function.
(main_name): If name_of_main is unset, then compute it
using find_main_name.
(symtab_observer_executable_changed): New function.
(_initialize_symtab): Attach executable_changed observer.
* exec.c: Include "observer.h".
(exec_file_attach): Emit executable_changed notification.
* symfile.c: Include "observer.h".
(reread_symbols): Send an executable_changed if appropriate.
* Makefile.in (exec.o): Add dependency on observer.h.
(symfile.o): Likewise.
(symtab.o): Likewise.
Replace string variables with a filename completer with
add_setshow_optional_filename_cmd.
* solib.c, symfile.c: Update.
* cli/cli-setshow.c: Do not tidle expand the file.
* symfile.c (copy_section_addr_info): New function.
(symbol_file_add_with_addrs_or_offsets): Use it to save the
original set of address arguments, instead of handwritten code
that uses one length to allocate and a different length to
initialize. Use make_cleanup_free_section_addr_info.
* symfile.h (copy_section_addr_info): New declaration.
* utils.c: #include "symfile.h".
(do_free_section_addr_info, make_cleanup_free_section_addr_info):
New functions.
* defs.h (make_cleanup_free_section_addr_info): New declaration.
* Makefile.in (utils.o): Update dependencies.
(SYMBOL_MATCHES_SEARCH_NAME): New definition.
(symbol_search_name): Declare.
* dictionary.c (iter_name_first_hashed): Match on SYMBOL_SEARCH_NAME.
(iter_name_next_hashed): Ditto.
(iter_name_next_linear): Ditto.
(insert_symbol_hashed): Hash on SYMBOL_SEARCH_NAME.
* symtab.c (lookup_partial_symbol): Assume symbols ordered by
search name, using SYMBOL_SEARCH_NAME and SYMBOL_MATCHES_SEARCH_NAME.
(symbol_search_name): New function.
* symfile.c (compare_psymbols): Order by SYMBOL_SEARCH_NAME.
* minsyms.c (build_minimal_symbol_hash_tables): Change
test for adding to demangled hash table to check for difference
between SYMBOL_SEARCH_NAME and SYMBOL_LINKAGE_NAME.
* symfile.c (symbol_file_add_with_addrs_or_offsets): Take ABFD as
argument instead of NAME.
(symbol_file_add, reread_separate_symbols): Call symfile_bfd_open
in call to symbol_file_add_with_addrs_or_offsets.
(build_addr_info): New function, helper for ...
(symbol_file_add_from_memory): New function.
(add_symbol_file_from_memory_command): New function using that.
(_initialize_symfile): Register it for add-symbol-file-from-memory.
(pre_add_symbol_hook): Add const to argument type.
* symfile.h (symbol_file_add_from_memory): Declare it.
* symfile.c (syms_from_objfile): Move variables to inner block.
Move the checks for the non-mainline case a bit earlier to avoid
doing some useless computations.
* symtab.c (lookup_partial_symbol): Use strcmp_iw_ordered to
do the comparison, not strcmp.
* symfile.c (compare_psymbols): Ditto.
* defs.h: Declare strcmp_iw_ordered.
* utils.c (strcmp_iw_ordered): New function.
* utils.c (streq): New function.
* dwarf2read.c (new_symbol): Use SYMBOL_SET_NAMES instead of
SYMBOL_NAME and SYMBOL_INIT_DEMANGLED_NAME.
* mdebugread.c (new_symbol): Likewise.
* stabsread.c (define_symbol): Likewise.
* coffread.c (process_coff_symbol): Likewise.
* dwarfread.c (new_symbol): Likewise.
* minsyms.c (prim_record_minimal_symbol_and_info): Use
SYMBOL_SET_NAMES instead of setting SYMBOL_NAME. Set the language
here.
(install_minimal_symbols): Don't set SYMBOL_LANGUAGE or call
SYMBOL_INIT_DEMANGLED_NAME.
* objfiles.c: Include "hashtab.h".
(allocate_objfile): Call htab_set_functions_ex for the
demangled_names_hash.
(free_objfile): Call htab_delete for the demangled_names_hash.
* objfiles.h (struct htab): Add declaration.
(struct objfile): Add demangled_names_hash.
* symfile.c: Include "hashtab.h".
(reread_symbols): Call htab_delete for the demangled_names_hash.
(add_psymbol_to_list): Use SYMBOL_SET_NAMES instead of putting
SYMBOL_NAME in the bcache.
* symtab.c: Include "hashtab.h". Update comments.
(create_demangled_names_hash, symbol_set_names): New functions.
(symbol_find_demangled_name): New function, broken out from
symbol_init_demangled_names.
(symbol_init_demangled_names): Use it.
* symtab.h (SYMBOL_INIT_DEMANGLED_NAME): Add missing parentheses.
(SYMBOL_SET_NAMES): New macro.
(symbol_set_names): Add prototype.
symbol table in an objfile.
* objfiles.c (terminate_minimal_symbol_table): New function.
(allocate_objfile): Call it.
* objfiles.h (terminate_minimal_symbol_table): New declaration.
(ALL_MSYMBOLS): No need to test whether (objfile)->msymbols is
non-NULL.
* minsyms.c (lookup_minimal_symbol_by_pc_section): To see whether
objfile has minimal symbols, compare minimal_symbol_count to zero,
instead of comparing msymbols with NULL.
* objfiles.c (have_minimal_symbols): Same.
* solib-sunos.c (solib_add_common_symbols): Call
terminate_minimal_symbol_table.
* symfile.c (reread_symbols): Same.
* main.c (captured_main): Delete #ifdef ADDITIONAL_OPTIONS,
ADDITIONAL_OPTION_CASES, and ADDITIONAL_OPTION_HANDLER code.
(print_gdb_help): Delete #ifdef ADDITIONAL_OPTION_HELP code.
* stabsread.c (DBX_PARM_SYMBOL_CLASS): Delete macro.
(define_symbol): Update.
* symfile.c (generic_load): Remove references to nindy.
* symtab.c: Remove references to nindy.
Index: doc/ChangeLog
2003-02-01 Andrew Cagney <ac131313@redhat.com>
* gdbint.texinfo (Target Architecture Definition): Delete
description of ADDITIONAL_OPTIONS, ADDITIONAL_OPTION_CASES,
ADDITIONAL_OPTION_HANDLER, and ADDITIONAL_OPTION_HELP, and
BEFORE_MAIN_LOOP_HOOK, and DBX_PARM_SYMBOL_CLASS along with
references to nindy and i960.
* gdb.texinfo (i960): Delete all references to i960 and nindy.
(fill_symbuf): Support an in-memory buffer for stabs data.
(stabs_seek): New function.
(dbx_psymtab_to_symtab): Relocate the stabs data if necessary.
(read_ofile_symtab): Use stabs_seek.
(elfstab_build_psymtabs): Take an asection* instead of
an offset and size. Relocate the stabs data if necessary.
Save the section* for dbx_psymtab_to_symtab.
* dwarf2read.c: Add section variables for each debug section.
(dwarf2_locate_sections): Fill them in.
(dwarf2_read_section): Take an asection* argument.
Relocate the section contents if necessary.
(dwarf2_build_psymtabs, dwarf2_build_psymtabs_easy): Update callers.
* dwarf2cfi.c (parse_frame_info): Take a section argument and pass
it to dwarf2_read_section.
(dwarf2_build_frame_info): Update callers.
* elfread.c (elf_symfile_read): Update call to
elfstab_build_psymtabs.
* gdb-stabs.h (struct dbx_symfile_info): Add stab_section.
(DBX_STAB_SECTION): New macro.
* stabsread.h (elfstab_build_psymtabs): Update prototype.
* symfile.c (symfile_dummy_outputs): New function.
(symfile_relocate_debug_section): New function.
* symfile.h (symfile_relocate_debug_section): Add prototype.
symbols found)" message here; we haven't checked for a separate
debug info file yet, so we don't know yet.
(symbol_file_add_with_addrs_or_offsets): Print it here, after
we've looked everywhere. Also, there's no need to print a special
message when we're loading the separate debug info file: the one
symbol_file_add prints is fine.
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).
More cleanup from import of readline 4.3.
* completer.h (complete_line, readline_line_completion_function):
Update prototypes.
(line_completion_function): Removed, not used outside of completer.c.
* completer.c (readline_line_completion_function,
complete_function, line_completion_function): Use const for first
parameter.
(line_completion_function): Make static.
(filename_completer): filename_completion_function is now called
rl_filename_completion_function
* corelow.c: Include <readline/readline.h>.
* exec.c: Ditto.
* solib.c: Ditto.
* source.c: Ditto.
* symfile.c: Ditto.
* symmisc.c: Ditto.
* top.c (init_main): No need to coerce
readline_line_completion_function anymore.
* cli/cli-dump.c: Include <readline/readline.h>.
* symfile.h: Add opaque declaration for struct obstack.
Declare obsavestring to take a const char *.
* symfile.c (obsavestring): Make first argument a const char *.
current_source_line static.
(list_command): Moved to cli/cli-cmds.c.
(ambiguous_line_spec): Moved to cli/cli-cmds.c.
(get_first_line_listed): New accessor function.
(get_lines_to_list): New accessor function.
(get_current_source_symtab_and_line): New function. Retrieves the
position in the source code that we consider current.
(get_current_or_default_source_symtab_and_line): New function.
Like the above but attempts to determine a default position if one
is not currently defined.
(set_current_source_symtab_and_line): New function. Sets the source
code position considered current and returns the previously set one.
(clear_current_source_symtab_and_line): Reset stored information about
a current source line.
(_initialize_source): Remove registration for the "list" command and
its alias.
* source.h: Add declarations for the new functions above.
* symtab.h: Remove declarations for the global variables mentioned
above.
* breakpoint.c (parse_breakpoint_sals): Use accessor functions to
obtain current source line.
* linespec.c (decode_line_1): Ditto.
* macroscope.c (default_macro_scope): Ditto.
* scm-lang.c (scm_unpac): Ditto.
* stack.c (print_frame_info_base): Ditto.
* symfile.c (clear_symtab_users): Ditto.
* symtab.c (decode_line_spec): Ditto.
* cli/cli-cmds.c (list_command): Moved here from source.c.
(ambiguous_line_spec): Moved here from source.c.
(_init_cli_cmds): Add definition for "list" and its alias.
* Makefile.in: Update dependencies.
(struct bstring, struct bcache): Move definition to "bcache.c".
Replaced by opaque declaration.
(bcache_xfree): Replace free_bcache.
(bcache_xmalloc, bcache_memory_used): Declare.
* bcache.c: Update copyright.
(struct bstring, struct bcache): Moved to here from "bcache.h".
Update comments.
(bcache_xmalloc, bcache_memory_used): New functions.
(bcache_xfree): Replace function free_bcache.
* Makefile.in (objfiles.o): Add $(bcache_h).
(objfiles_h): Remove $(bcache_h).
(symfile.o): Add $(bcache_h).
* symmisc.c: Update copyright.
(print_symbol_bcache_statistics): Pass psymbol_cache by value.
(print_objfile_statistics): Use bcache_memory_used.
* symfile.c: Include "bcache.h".
(reread_symbols): Use bcache_xfree.
(reread_symbols): Use bcache_xmalloc and bcache_xfree.
(add_psymbol_to_list): Pass psymbol_cache by value.
(add_psymbol_with_dem_name_to_list): Ditto.
* objfiles.h: Update copyright.
(struct bcache): Declare opaque. Do not include "bcache.h".
(struct objfile): Change psymbol_cache and macro_cache to ``struct
bcache'' pointers.
* dwarf2read.c (macro_start_file): Pass macro_cache by value.
* objfiles.c: Include "bcache.h". Update copyright.
(allocate_objfile): Use bcache_xmalloc to create psymbol_cache and
macro_cache.
(free_objfile): Use bcache_xfree.
in them yet.
* symtab.h (struct symtab): New member: `macro_table'.
* buildsym.h (pending_macros): New global variable.
* buildsym.c: #include "macrotab.h".
(buildsym_init): Initialize `pending_macros'.
(end_symtab): If we found macro information while reading a CU's
debugging info, do build a symtab structure for it. Make the
symtab point to the macro information, and clear the
`pending_macros' pointer which held it while we were reading the
debug info.
(really_free_pendings): Free any pending macro table.
* objfiles.h (struct objfile): New member: `macro_cache'.
* objfiles.c (allocate_objfile): Set allocate and free functions
for the macro cache's objstack.
(free_objfile): Empty the macro cache's obstack.
* symfile.c (reread_symbols): Empty the macro cache's obstack, and
set new allocate and free functions for it.
* solib-sunos.c (allocate_rt_common_objfile): Set allocate and
free functions for the macro cache's objstack. (Why is this
function building its own objfile?)
* symmisc.c (print_objfile_statistics): Print statistics on the
macro bcache.
* Makefile.in: Note that buildsym.o depends on macrotab.h.
2002-05-12 Fred Fish <fnf@redhat.com>
* symfile.c (default_symfile_offsets): Arrange for uninitialized
sect_index_xxx members to index the first slot in section_offsets
if all of the section_offsets are zero.
* symfile.c (get_section_index): New function.
* mdebugread.c (SC_IS_SBSS): New macro.
(SC_IS_BSS): Return true for the scBss storage class only, as
the scSBss storage class refers to the .sbss section.
(parse_partial_symbols): Discard the symbols which associated
section does not exist.
Make sure to use the .sbss section index for symbols which
storage class is scBss, rather than using the .bss section index.
* symfile.c (syms_from_objfile): Return immediately if no syms.
(symbol_file_add): Return immediately if no syms.
(find_sym_fns): Return immediately if no syms.
