* solib-svr4.c (svr4_clear_so): New function.
(_initialize_svr4_solib): Set svr4_so_ops.clear_so.
* solib.c (clear_so): Renamed from free_so_symbols.
All callers updated. Call target clear_so if it exists.
Two modifications:
1. The addition of 2013 to the copyright year range for every file;
2. The use of a single year range, instead of potentially multiple
year ranges, as approved by the FSF.
and 'abfd'.
* elfread.c (elf_symfile_read): Make a cleanup for 'debugfile'
and 'abfd'.
* jit.c (jit_bfd_try_read_symtab): Make a cleanup for 'nbfd'.
* machoread.c (macho_add_oso_symfile): Make a cleanup for
'abfd'.
(macho_symfile_read): Make a cleanup for 'dsym_bfd'.
* objfiles.c (allocate_objfile): Acquire a new reference.
* rs6000-nat.c (add_vmap): Don't acquire a BFD reference.
* solib.c (solib_read_symbols): Don't acquire a BFD reference.
* spu-linux-nat.c (spu_symbol_file_add_from_memory): Make
a cleanup for 'nbfd'.
* symfile-mem.c (symbol_file_add_from_memory): Make a cleanup
for 'nbfd'.
* symfile.c (symbol_file_add_with_addrs_or_offsets): Don't
make a cleanup for 'abfd'.
(symbol_file_add): Make a BFD cleanup.
gdb_bfd_unref.
(free_dwo_file): Use gdb_bfd_unref.
* cli/cli-dump.c: Include gdb_bfd.h.
(bfd_openw_with_cleanup): Use gdb_bfd_ref.
(bfd_openr_with_cleanup): Likewise.
* windows-nat.c (windows_make_so): Use gdb_bfd_ref,
gdb_bfd_unref.
* utils.c: Include gdb_bfd.h.
(do_bfd_close_cleanup): Use gdb_bfd_unref.
* symfile.c: Include gdb_bfd.h.
(separate_debug_file_exists): Use gdb_bfd_unref.
(bfd_open_maybe_remote): Use gdb_bfd_ref.
(symfile_bfd_open): Use gdb_bfd_ref, gdb_bfd_unref.
(generic_load): Use gdb_bfd_ref.
(reread_symbols): Use gdb_bfd_unref.
* symfile-mem.c: Include gdb_bfd.h.
(symbol_file_add_from_memory): Use make_cleanup_bfd_close.
* spu-linux-nat.c (spu_bfd_open): Use gdb_bfd_ref, gdb_bfd_unref.
* solib.c: Include gdb_bfd.h.
(solib_bfd_fopen): Use gdb_bfd_ref.
(solib_bfd_open): Use gdb_bfd_unref.
(free_so_symbols): Use gdb_bfd_unref.
(reload_shared_libraries_1): Use gdb_bfd_unref.
* solib-spu.c: Include gdb_bfd.h.
(spu_bfd_fopen): Use gdb_bfd_ref, gdb_bfd_unref.
* solib-pa64.c (pa64_solib_create_inferior_hook): Use gdb_bfd_ref,
gdb_bfd_unref.
* solib-frv.c: Include gdb_bfd.h.
(enable_break2): Use gdb_bfd_unref.
* solib-dsbt.c: Include gdb_bfd.h.
(enable_break2): Use gdb_bfd_unref.
* solib-darwin.c: Include gdb_bfd.h.
(darwin_solib_get_all_image_info_addr_at_init): Use gdb_bfd_ref,
gdb_bfd_unref.
(darwin_bfd_open): Use gdb_bfd_unref.
* rs6000-nat.c (add_vmap): Use gdb_bfd_ref, gdb_bfd_unref.
* remote-mips.c: Include gdb_bfd.h.
(mips_load_srec): Use gdb_bfd_ref.
(pmon_load_fast): Use gdb_bfd_ref.
* remote-m32r-sdi.c: Include gdb_bfd.h.
(m32r_load): Use gdb_bfd_ref.
* record.c: Include gdb_bfd.h.
(record_save_cleanups): Use gdb_bfd_unref.
(cmd_record_save): Use gdb_bfd_unref.
* procfs.c (insert_dbx_link_bpt_in_file): Use gdb_bfd_ref,
gdb_bfd_unref.
* objfiles.h (gdb_bfd_close_or_warn): Remove.
(gdb_bfd_ref, gdb_bfd_unref): Move to gdb_bfd.h.
* objfiles.c: Include gdb_bfd.h.
(free_objfile): Use gdb_bfd_unref.
(gdb_bfd_close_or_warn, gdb_bfd_ref, gdb_bfd_unref): Move to
gdb_bfd.c.
* machoread.c (macho_add_oso_symfile): Use gdb_bfd_unref.
(macho_symfile_read_all_oso): Use gdb_bfd_ref, gdb_bfd_unref.
(macho_check_dsym): Likewise.
* m32r-rom.c: Include gdb_bfd.h.
(m32r_load): Use gdb_bfd_ref.
(m32r_upload_command): Use gdb_bfd_ref.
* jit.c: Include gdb_bfd.h.
(jit_bfd_try_read_symtab): Use gdb_bfd_ref, gdb_bfd_unref.
* gdb_bfd.h: New file.
* gdb_bfd.c: New file.
* gcore.c: Include gdb_bfd.h.
(create_gcore_bfd): Use gdb_bfd_ref.
(do_bfd_delete_cleanup): Use gdb_bfd_unref.
(gcore_command): Use gdb_bfd_unref.
* exec.c: Include gdb_bfd.h.
(exec_close): Use gdb_bfd_unref.
(exec_close_1): Use gdb_bfd_unref.
(exec_file_attach): Use gdb_bfd_ref.
* elfread.c: Include gdb_bfd.h.
(build_id_verify): Use gdb_bfd_unref.
* dsrec.c: Include gdb_bfd.h.
(load_srec): Use gdb_bfd_ref.
* corelow.c: Include gdb_bfd.h.
(core_close): Use gdb_bfd_unref.
(core_open): Use gdb_bfd_ref.
* bfd-target.c: Include gdb_bfd.h.
(target_bfd_xclose): Use gdb_bfd_unref.
(target_bfd_reopen): Use gdb_bfd_ref.
* Makefile.in (SFILES): Add gdb_bfd.c.
(HFILES_NO_SRCDIR): Add gdb_bfd.h.
(COMMON_OBS): Add gdb_bfd.o.
* opncls.c (bfd_fopen): Always close fd on failure.
(bfd_fdopenr): Likewise.
gdb/
* symfile.c (symfile_bfd_open): Don't close desc if bfd_fopen
fails.
* solib.c (solib_bfd_fopen): Don't close fd if bfd_fopen fails.
* exec.c (exec_file_attach): Don't close scratch_chan if bfd_fopen
fails.
* dwarf2read.c (try_open_dwo_file): Don't close fd if bfd_fopen
fails.
symfile_flags.
* solib.c (solib_read_symbols): Use inferior's symfile_flags.
* linux-nat.c (linux_child_follow_fork): Set symfile_flags on
inferior.
* infrun.c (handle_vfork_child_exec_or_exit): Set symfile_flags on
inferior.
(follow_exec): Use inferior's symfile_flags.
* inferior.h (struct inferior) <symfile_flags>: New field.
* solib.c (update_solib_list): Update the program space's
added_solibs and deleted_solibs fields.
* progspace.h (struct program_space) <added_solibs,
deleted_solibs>: New fields.
(clear_program_space_solib_cache): Declare.
* progspace.c (release_program_space): Call
clear_program_space_solib_cache.
(clear_program_space_solib_cache): New function.
* infrun.c (handle_inferior_event) <TARGET_WAITKIND_LOADED>: Call
bpstat_stop_status. Use handle_solib_event.
* breakpoint.c: Include gdb_regex.h.
(print_solib_event): New function.
(bpstat_print): Use print_solib_event.
(bpstat_stop_status): Add special case for bp_shlib_event.
(handle_solib_event): New function.
(bpstat_what): Use handle_solib_event.
(struct solib_catchpoint): New.
(dtor_catch_solib, insert_catch_solib, remove_catch_solib)
(breakpoint_hit_catch_solib, check_status_catch_solib)
(print_it_catch_solib, print_one_catch_solib)
(print_mention_catch_solib, print_recreate_catch_solib): New
functions.
(catch_solib_breakpoint_ops): New global.
(catch_load_or_unload, catch_load_command_1)
(catch_unload_command_1): New functions.
(internal_bkpt_check_status): Add special case for
bp_shlib_event.
(internal_bkpt_print_it): Use print_solib_event.
(initialize_breakpoint_ops): Initialize
catch_solib_breakpoint_ops.
(_initialize_breakpoint): Register "catch load" and "catch
unload".
* breakpoint.h (handle_solib_event): Declare.
* NEWS: Add entry for "catch load" and "catch unload".
gdb/doc
* gdb.texinfo (Set Catchpoints): Document "catch load" and "catch
unload".
(Files): Mention new catch commands.
(GDB/MI Async Records): Likewise.
gdb/testsuite
* lib/mi-support.exp (mi_expect_stop): Add special case for
solib-event.
* gdb.base/catch-load-so.c: New file.
* gdb.base/catch-load.exp: New file.
* gdb.base/catch-load.c: New file.
* gdb.base/break-interp.exp (reach_1): Update regexp.
* elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Do not check for
SEC_LOAD.
gdb/
Fix convert_code_addr_to_desc_addr for ppc64 files after eu-strip.
* elfread.c (elf_symfile_read): New variable synth_abfd, pass it to
bfd_get_synthetic_symtab.
* jit.c (jit_register_code): Pass NULL to the new parameter parent.
* machoread.c (macho_add_oso_symfile): Pass main_objfile to the new
parameter parent, remove the call to add_separate_debug_objfile.
* solib.c (solib_read_symbols): Pass NULL to the new parameter parent.
* symfile-mem.c (symbol_file_add_from_memory): Likewise.
* symfile.c (symbol_file_add_with_addrs_or_offsets): New parameter
parent, new comment for it, call add_separate_debug_objfile for it.
(symbol_file_add_separate): Pass objfile as the parameter parent,
remove the call to add_separate_debug_objfile.
(symbol_file_add_from_bfd): New parameter parent, pass it.
(symbol_file_add): Pass NULL to the new parameter parent.
* symfile.h (symbol_file_add_from_bfd): New parameter parent.
gdb/testsuite/
* gdb.base/eu-strip-infcall.c: New file.
* gdb.base/eu-strip-infcall.exp: New file.
PR/symtab 11766:
* gdb/objfiles.h (struct objfile) <addr_low>: New field.
* gdb/solib.c (solib_read_symbols): Check for addr_low in
equality test for objfile, initialize addr_low if needed.
* scm-exp.c: White space.
* scm-lang.c: White space.
* scm-valprint.c: White space.
* sentinel-frame.c: White space.
* ser-base.c: White space.
* ser-go32.c: White space.
* serial.c: White space.
* ser-mingw.c: White space.
* ser-pipe.c: White space.
* ser-tcp.c: White space.
* ser-unix.c: White space.
* solib.c: White space.
* solib-darwin.c: White space.
* solib-frv.c: White space.
* solib-irix.c: White space.
* solib-osf.c: White space.
* solib-pa64.c: White space.
* solib-som.c: White space.
* solib-spu.c: White space.
* solib-svr4.c: White space.
* solib-target.c: White space.
* source.c: White space.
* stabsread.c: White space.
* stack.c: White space.
* std-regs.c: White space.
* symfile.c: White space.
* symmisc.c: White space.
* symtab.c: White space.
* solib.c (free_so_symbols): New function, from ...
(free_so): ... here. Call it.
(solib_read_symbols): Don't warn here if symbols have already been
loaded.
(solib_add): Warn here instead, if a pattern was specified.
(reload_shared_libraries_1): New.
(reload_shared_libraries): Rewrite to not fetch the library list.
* solist.h (struct so_list): Remove from_tty.
* solib.c (solib_bfd_open): Return NULL if we failed to open a BFD.
(solib_map_sections): Take so_list argument. Return 0 if we
failed to open a BFD. Add target sections here.
(symbol_add_stub): Delete.
(solib_read_symbols): Inline symbol_add_stub. Use current flags,
not from_tty copied from the so_list. Don't warn a second time
for a missing library.
(update_solib_list): Don't save from_tty. Use TRY_CATCH. Do not
add to the section table here. Print out a single warning for all
missing libraries.
* bsd-uthread.c (bsd_uthread_solib_loaded): Always pass 0 for
flags.
Based on work from Daniel Jacobowitz <dan@codesourcery.com>
* c-typeprint.c (cp_type_print_method_args): For non-static methods,
print out const or volatile qualifiers, too.
(c_type_print_args): Add parameters show_artificial and language.
Skip artificial parameters when requested.
Use the appropriate language printer.
(c_type_print_varspec): Tell c_type_print_args to skip artificial
parameters and pass language_c.
* dwarf2read.c (die_list): New file global.
(struct partial_die_info): Update comments for name field.
(pdi_needs_namespace): Renamed to ...
(die_needs_namespace): ... this. Rewrite.
(dwarf2_linkage_name): Remove.
(add_partial_symbol): Do not predicate the call to
partial_die_full_name based on pdi_needs_namespace.
Remove call to cp_check_possible_namespace_symbols and associated
outdated comments.
(guess_structure_name): Do not inspect child subprogram DIEs.
(dwarf2_fullname): Update comments.
Use die_needs_namespace to assist in computing the name.
(read_func_scope): Use dwarf2_name to get the DIE's name.
Use dwarf2_physname to get the "linkage name" of the DIE.
(dwarf2_add_member_field): Use dwarf2_physname instead of
dwarf2_linkage_name.
(read_structure_type): For structs and classes, set TYPE_NAME, too.
(determine_class): Remove.
(read_partial_die): Ignore DW_AT_MIPS_linkage_name for all languages
except Ada.
(new_symbol): Unconditionally call dwarf2_name.
Compute the "linkage name" using dwarf2_physname.
Use dwarf2_name instead of dwarf2_full_name for enumerator DIEs.
When determining to scan for anonymous C++ namespaces, ignore
the linkage name.
(dwarf2_physname): New function.
(dwarf2_full_name): Move content to new function and call
that.
(dwarf2_compute_name): "New" function.
(_initialize_dwarf2_read): Initialize die_list.
* gnu-v3-eabi.c (gnu_v3_find_method_in): Remove unused variable
physname.
(gnu_v3_print_method_ptr): Use the physname for virtual methods
without a demangled name.
Print out type information for non-virtual methods.
* linespec.c (decode_line_1): Force ANY string using "::" (or
"." for java) to use decode_compound, and clean up any stray quoting.
If we found a file symtab, re-evaluate whether the remainder is_quoted.
(decode_compound): Stop consuming at an open parenthesis.
Keep template parameters.
Keep any overload information.
Keep keywords like "const".
Remove paren_pointer.
Move is_quoted check from set_flags to here.
Remove #if 0 code from 2000. Ten years is long enough.
(find_method): Before comparing symbol names, canonicalize the string
from the user.
If a specific overload is requested, find it. Otherwise throw an error.
(find_method_overload_end): New function.
(set_flags): Remove.
(decode_compound): Assume that parentheses are matched.
It's a lot easier.
* symtab.c (symbol_find_demangled_name): Add DMGL_VERBOSE flag
to cplus_demangle.
* linespec.c (decode_line_1): Keep important keywords like
"const" and "volatile".
* symtab.h (SYMBOL_CPLUS_DEMANGLED_NAME): Remove.
* typeprint.h (c_type_print_args): Add declaration.
* ui-file.c (do_ui_file_obsavestring): New function.
(ui_file_obsavestring): New function.
* ui-file.h (ui_file_obsavestring): Add declaration.
* valops.c (find_overload_match): Resolve the object to
a non-pointer type.
If the object is a data member, search the object for the member
and return with staticp set.
Use SYMBOL_NATURAL_NAME instead of SYMBOL_CPLUS_DEMANGLED_NAME.
Do not attempt to extract a function name from non-function types.
If the extracted function name and the original name are the same,
we don't have a C++ method.
From Jan Kratochvil <jan.kratochvil@redhat.com>:
* dwarf2read.c (new_symbol <DW_TAG_enumerator>): Call dwarf2_full_name.
* ada-lang.c (ada_lookup_symbol): Remove linkage_name parameters
and arguments from symbol lookups.
* ax-gdb.c (gen_expr): Likewise.
* cp-namespace.c (cp_lookup_symbol_nonlocal, lookup_namespace_scope,
cp_lookup_symbol_namespace, lookup_symbol_file, lookup_nested_type,
lookup_possible_namespace_symbol): Likewise.
* cp-support.c (read_in_psymtabs): Likewise.
* cp-support.h (cp_lookup_symbol_nonlocal): Likewise.
* language.h (la_lookup_symbol_nonlocal): Likewise.
* scm-valprint.c (scm_inferior_print): Likewise.
* solib-darwin.c (darwin_relocate_section_addresses): Likewise.
* solib-svr.c (elf_lookup_lib): Likewise.
* solib.c (show_auto_solib_add): Likewise.
* solist.h (lookup_lib_global, solib_global_lookup): Likewise.
* symmisc.c (maintenance_check_symtabs): Likewise.
* symtab.c (lookup_symbol_in_language, lookup_symbol_aux,
lookup_symbol_aux_local, lookup_symbol_aux_block,
lookup_symbol_from_objfile, lookup_symbol_aux_symtabs,
lookup_symbol_aux_psymtabs,basic_lookup_symbol_nonlocal,
lookup_symbol_static, lookup_symbol_global, symbol_matches_domain,
basic_lookup_transparent_type, find_main_psymtab,
lookup_block_symbol): Likewise.
* symtab.h (basic_lookp_symbol_nonlocal, lookup_symbol_static,
lookup_symbol_global, lookup_symbol_aux_block,
lookup_symbol_partial_symbol, lookup_block_symbol,
lookup_global_symbol, value_maybe_namespace_elt): Likewise.
solib_symbols_extension is set in the target gdbarch.
* arm-symbian-tdep.c (arm_symbian_init_abi): Set
solib_symbols_extension to "sym".
* gdbarch.sh (solib_symbols_extension): New variable.
(pstring): New function.
* gdbarch.h, gdbarch.c: Regenerate.
* infcmd.c (inferior_args): Rename to ...
(inferior_args_scratch): ... this.
(inferior_io_terminal): Rename to ...
(inferior_io_terminal_scratch): ... this.
(inferior_argc, inferior_argv): Remove.
(set_inferior_io_terminal, get_inferior_io_terminal): Store
inside current_inferior().
(set_inferior_tty_command, show_inferior_tty_command): New.
(get_inferior_args, set_inferior_args): Store inside
current_inferior().
(notice_args_set): Likewise and rename to...
(set_args_command): ... this.
(set_inferior_args_vector): Likewise.
(notice_args_read): Rename to...
(show_args_command): ...new.
(tty_command): Remove.
(run_command_1): Don't free old args, as they are freed by
set_inferior_arg now.
(run_no_args_command): Likewise.
(inferior_environ): Remove.
(run_command_1): Use environment of the current inferior.
(environment_info, set_environment_command)
(unset_environment_command, path_info, path_command): Likewise.
(_initialize_infcmd): Adjust for function and variable renames.
Do not init inferior_environ.
* inferior.h (set_inferior_arg): Adjust prototype.
(struct inferior): New fields args, argc, argv, terminal, environment.
(inferior_environ): Remove declaration.
* inferior.c (free_inferior): Free new fields.
(add_inferior_silent): Initialize 'environment' field.
* main.c (captured_main): Set arguments only after the initial
inferior has been created. Set set_inferior_io_terminal,
not tty_command.
* mi/mi-main.c (mi_cmd_env_path): Use environment of the current
inferior.
(_initialize_mi_cmd_env): Adjust for disappearance of global
inferior_environ.
* solib.c (solib_find): Use environment of the current inferior.
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'.
