* tracepoint.c (stringify_collection_list): Use xfree.
* remote-fileio.c (remote_fileio_reset): Use xfree.
* mipsread.c (read_alphacoff_dynamic_symtab): Use xfree.
* dfp.c (decimal_from_floating): Use xfree, xstrprintf. Don't use
asprintf.
* cp-support.c (mangled_name_to_comp): Use xfree.
* thread.c (enum thread_state): New.
(thread_state main_thread_running): Delete, in favor of...
(thread_state main_thread_state): ... this. Update throughout.
(clear_thread_inferior_resources): New, split from free_thread.
(free_thread): Call clear_thread_inferior_resources.
(init_thread_list): Set main thread to stopped state.
(add_thread_silent): Take care of PTID reuses.
(delete_thread): If deleting inferior_ptid or a thread with
refcount > 0, mark it as exited, but still keep it in the list.
Only notify of thread exits, if we haven't done so yet.
(iterate_over_threads): Make it safe to delete threads while
iterating over them.
(do_captured_list_thread_ids): Don't account for exited threads.
(thread_alive): Check for the THREAD_EXITED state, and don't set
ptid to -1 on exited threads.
(set_running): Update to account for extra possible states.
(is_thread_state): New.
(is_stopped, is_exited): New.
(is_running): Implement in terms of is_thread_state.
(any_running): Update.
(print_thread_info): Update. Account for exited threads. Don't
warn about missed frame restoring here, its done in the cleanup.
(switch_to_thread): Don't read from a thread that has gone.
(restore_current_thread): In non-stop mode, do a full context
switch.
(restore_selected_frame): Add a frame_level argument. Rewrite.
(struct current_thread_cleanup): Add selected_frame_level and
was_stopped members.
(do_restore_current_thread_cleanup): Check if thread was stopped
and still is, and if the target has registers, stack and memory
before restoring the selected frame. Don't delete the cleanup
argument here.
(restore_current_thread_cleanup_dtor): New.
(make_cleanup_restore_current_thread): Remove all arguments.
Rewrite.
(thread_apply_all_command): Update. Prune threads.
(thread_apply_command): Update.
(thread_command): Account for currently selected exited thread.
(do_captured_thread_select): Check for a running thread. Prune
threads.
(_initialize_thread): Make "info threads", "thread", "thread
apply", and "thread apply all" appliable without a selected thread.
* gdbthread.h (struct thread_info): Replace running_ by state_.
Add refcount.
(is_exited, is_stopped): Declare.
(make_cleanup_restore_current_thread): Remove all arguments.
* infrun.c: Include "event-top.h".
(fetch_inferior_event): In non-stop mode, restore selected thread
and frame after handling the event and running breakpoint
commands. Display GDB prompt if needed.
(normal_stop): In non-stop mode, don't print thread switching
notice.
* cli/cli-decode.c (set_cmd_no_selected_thread_ok)
(get_cmd_no_selected_thread_ok): New.
* cli/cli-decode.h (CMD_NO_SELECTED_THREAD_OK): New.
(set_cmd_no_selected_thread_ok, get_cmd_no_selected_thread_ok):
Declare.
* cli/cli-cmds.c: Set "pwd", "help", "info", "show" as
no-selected-thread ok.
* top.c (execute_command): Check for non no-selected-thread-ok
commands.
* linux-nat.c (struct saved_ptids, threads_to_delete)
(record_dead_thread, prune_lwps): Delete.
(exit_lwp): Unconditionally delete thread.
(linux_nat_resume): Remove prune_lwps call.
* infcmd.c (proceed_thread_callback): Check if !is_stopped instead
of is_running. Adjust to make_cleanup_restore_current_thread
interface change.
* mi/mi-main.c (mi_cmd_execute): Only allow a few commands if the
selected thread has exited.
* inf-loop.c (inferior_event_handler): Don't display the prompt
here.
* varobj.c (c_value_of_root): Update.
* defs.h (make_cleanup_dtor): Declare.
* utils.c (make_cleanup_dtor): New.
* Makefile.in (infrun.o): Depend on $(event_top_h).
* varobj.c (varobj_update): Report changes as vector. Also
return not just a list of varobj, but a list of special structures
that tell what exactly has changed.
* varobj.h (enum varobj_update_error): Rename to
varobj_scope_status.
(struct varobj_update_result_t): New.
(varobj_update): Adjust prototype.
* mi/mi-cmd-var.c: Adjust for changes.
2008-04-09 Marc Khouzam <marc.khouzam@ericsson.com>
* mi/mi-cmd-var.c: Include "mi-getopt.h".
(mi_parse_format): New. Factored out from mi_cmd_var_set_format.
(mi_cmd_var_set_format): Use new mi_parse_format.
(mi_cmd_var_evaluate_expression): Support for -f option to specify
format.
* Makefile.in (mi-cmd-var.o): Update dependencies.
* varobj.h (varobj_get_formatted_value): Declare.
* varobj.c (my_value_of_variable): Added format parameter.
(cplus_value_of_variable): Likewise.
(java_value_of_variable): Likewise.
(c_value_of_variable): Likewise. Evaluate expression based
on format parameter.
(struct language_specific): Add format parameter to function member
*value_of_variable.
(varobj_get_formatted_value): New.
(varobj_get_value): Added format parameter to method call.
gdb/doc/ChangeLog
2008-04-09 Marc Khouzam <marc.khouzam@ericsson.com>
* gdb.texinfo (GDB/MI Variable Objects): Add anchor to
-var-set-format. Add -f option to -var-evaluate-expression.
gdb/testsuite/ChangeLog
2008-04-09 Marc Khouzam <marc.khouzam@ericsson.com>
* gdb.mi/mi2-var-display.exp: Added tests for the new -f
option of -var-evaluate-expression.
* gdb.mi/mi2-var-display.exp: Likewise.
floating, and clarify the meaning.
(varobj_create, varobj_update, new_root_variable): Adjust.
(value_of_root): Don't use type_changed as in variable,
adjust comment.
(c_value_of_root): Adjust.
(varobj_get_thread_id, check_scope): New functions.
(c_value_of_root): Use check_scope. Switch to the
proper thread if necessary.
* varobj.h (varobj_get_thread_id): New extern.
* mi/mi-cmd-var.c (print_varobj): Add thread-id field.
* varobj (adjust_value_for_child_access): Added checking for
returned value from gdb_value_ind.
(c_describe_child): Likewise.
(cplus_describe_child): Fixed a typo.
(java_variable_editable, variable_editable): Delete.
(varobj_editable_p): Replace above functions with one language
independent function. Check for an lvalue.
(varobj_get_attributes, varobj_set_value): Use varobj_editable_p.
(struct language_specific): Delete variable_editable field.
(varobj_get_frozen): New.
(varobj_update): New parameter explicit.
* varobj.c (struct varobj): New fields frozen
and not_fetched.
(varobj_set_frozen, varobj_get_frozen): New.
(install_new_value): Don't fetch values for
frozen variable object, or children thereof. Allow
a frozen variable object to have non-fetched value.
(varobj_update): Allow updating child variables.
Don't traverse frozen children.
(new_variable): Initialize the frozen field.
(c_value_of_variable): Return NULL for frozen
variable without any value yet.
* mi/mi-cmd-var.c (varobj_update_one): New parameter
'explicit'.
(mi_cmd_var_create): Output the 'frozen' field,
as soon as testsuite is adjusted to expect that field.
(mi_cmd_var_set_frozen): New.
(mi_cmd_var_update): Pass the 'explicit' parameter to
varobj_update_one.
* mi/mi-cmds.c (mi_cmds): Register '-var-set-frozen'.
* mi/mi-cmds.h (mi_cmd_var_set_frozen): Declare.
* 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.
for varobjs in C++.
* varobj.c (get_type_deref): Remove.
(adjust_value_for_child_access): New.
(c_number_of_children): Use the above.
(c_describe_child): Likewise.
(enum accessibility): New.
(match_accessibility): New function.
(cplus_describe_child): New function.
(cplus_name_of_child, cplus_value_of_child)
(cplus_type_of_child): Reimplement in terms
of cplus_describe_child.
(cplus_number_of_children): Use
adjust_value_for_child_access.
value changeability for for references.
* varobj.c (get_value_type): New function.
(c_variable_editable): Use get_value_type.
(varobj_value_is_changeable): Likewise.
* varobj.c (struct varobj): Remove the error field.
(varobj_set_value): Don't check var->error.
(install_new_value): Don't set var->error.
(varobj_update): Always pass the new value
of the root via install_new_value.
(create_child): Don't set error field.
(new_variable): Likewise.
(c_value_of_root): Always reevaluate the value
of selected frame varobjs in the selected frame.
Don't call reinit_frame_cache.
(value_get_print_value): Immediately return NULL for missing
values.
* gdb.mi/mi-var-cmd.exp: Expect lpcharacter to update when
lcharacter or linteger change. Correct duplicated test name.
* gdb.mi/mi2-var-cmd.exp: Likewise.
(install_new_value): Compare last printed value with current one
instead of contents.
(new_variable): Initialize var->print_value to NULL.
(free_variable): Free var->print_value.
(value_get_print_value): New function derived from
c_value_of_variable.
(c_value_of_variable): Use value_get_print_value.
* eval.c: Include "ui-out.h" and "exceptions.h".
(evaluate_subexp_standard): Use TRY_CATCH around value_of_variable.
Use value_zero if an error occurs when avoiding side effects.
* varobj.c (c_value_of_root): Initialize new_val.
* gdb.mi/mi-var-cmd.exp: Add tests for unreadable varobjs.
variable objects in C.
* varobj.c (value_struct_element_index): New function.
(c_describe_child): New function.
(c_name_of_child, c_value_of_child)
(c_type_of_child): Rewrite to use c_describe_child.
* varobj.c: Include "vec.h".
(varobj_p): New typedef, declare vector of those.
(struct varobj): Use vector for the 'children' member.
(child_exists): Remove.
(save_child_in_parent): Remove.
(remove_child_from_parent): Remove.
(struct varobj_child): Remove.
(struct vstack): Remove.
(vpush, vpop): Remove.
(varobj_list_children): Adjust to work work vector.
(varobj_update): Likewise. Use vectors for
working stack and result.
(delete_variable_1): Likewise.
* Makefile.in (varobj.o): Update dependencies.
gdb/
* varobj.c (type_changeable): Rename to...
(varobj_value_is_changeable_p): ...this. Adjust all callers.
(is_root_p): New function. Use it everywhere.
