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Code cleanup.
	* breakpoint.c (bpstat_clear_actions): Remove clearing of commands_left.
	(command_line_is_silent): New function.
	(bpstat_do_actions_1): No longer use commands_left, use
	command_line_is_silent for commands.
	(bpstat_alloc): Remove clearing of commands_left.
	(bpstat_stop_status): Remove initialization of commands_left, use
	command_line_is_silent.
	* breakpoint.h (struct bpstats): Remove commands_left.
This commit is contained in:
Jan Kratochvil 2011-08-21 14:33:07 +00:00
parent 66c70f7d55
commit abf85f464b
3 changed files with 33 additions and 20 deletions
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12
gdb/ChangeLog
View File

@ -1,3 +1,15 @@
2011-08-21 Jan Kratochvil <jan.kratochvil@redhat.com>
Code cleanup.
* breakpoint.c (bpstat_clear_actions): Remove clearing of commands_left.
(command_line_is_silent): New function.
(bpstat_do_actions_1): No longer use commands_left, use
command_line_is_silent for commands.
(bpstat_alloc): Remove clearing of commands_left.
(bpstat_stop_status): Remove initialization of commands_left, use
command_line_is_silent.
* breakpoint.h (struct bpstats): Remove commands_left.
2011-08-18 Keith Seitz <keiths@redhat.com>
PR c++/12266

37
gdb/breakpoint.c
View File

@ -3194,7 +3194,7 @@ bpstat_clear_actions (bpstat bs)
for (; bs != NULL; bs = bs->next)
{
decref_counted_command_line (&bs->commands);
bs->commands_left = NULL;
if (bs->old_val != NULL)
{
value_free (bs->old_val);
@ -3231,6 +3231,16 @@ cleanup_executing_breakpoints (void *ignore)
executing_breakpoint_commands = 0;
}
/* Return non-zero iff CMD as the first line of a command sequence is `silent'
or its equivalent. */
static int
command_line_is_silent (struct command_line *cmd)
{
return cmd && (strcmp ("silent", cmd->line) == 0
|| (xdb_commands && strcmp ("Q", cmd->line) == 0));
}
/* Execute all the commands associated with all the breakpoints at
this location. Any of these commands could cause the process to
proceed beyond this point, etc. We look out for such changes by
@ -3279,10 +3289,13 @@ bpstat_do_actions_1 (bpstat *bsp)
the tree when we're done. */
ccmd = bs->commands;
bs->commands = NULL;
this_cmd_tree_chain
= make_cleanup_decref_counted_command_line (&ccmd);
cmd = bs->commands_left;
bs->commands_left = NULL;
this_cmd_tree_chain = make_cleanup_decref_counted_command_line (&ccmd);
cmd = ccmd ? ccmd->commands : NULL;
if (command_line_is_silent (cmd))
{
/* The action has been already done by bpstat_stop_status. */
cmd = cmd->next;
}
while (cmd != NULL)
{
@ -3474,7 +3487,6 @@ bpstat_alloc (struct bp_location *bl, bpstat **bs_link_pointer)
incref_bp_location (bl);
/* If the condition is false, etc., don't do the commands. */
bs->commands = NULL;
bs->commands_left = NULL;
bs->old_val = NULL;
bs->print_it = print_it_normal;
return bs;
@ -4151,16 +4163,9 @@ bpstat_stop_status (struct address_space *aspace,
bs->print = 0;
bs->commands = b->commands;
incref_counted_command_line (bs->commands);
bs->commands_left = bs->commands ? bs->commands->commands : NULL;
if (bs->commands_left
&& (strcmp ("silent", bs->commands_left->line) == 0
|| (xdb_commands
&& strcmp ("Q",
bs->commands_left->line) == 0)))
{
bs->commands_left = bs->commands_left->next;
bs->print = 0;
}
if (command_line_is_silent (bs->commands
? bs->commands->commands : NULL))
bs->print = 0;
}
/* Print nothing for this entry if we don't stop or don't print. */

4
gdb/breakpoint.h
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@ -950,10 +950,6 @@ struct bpstats
/* The associated command list. */
struct counted_command_line *commands;
/* Commands left to be done. This points somewhere in
base_command. */
struct command_line *commands_left;
/* Old value associated with a watchpoint. */
struct value *old_val;