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convert to_can_run

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2014-02-19  Tom Tromey  <tromey@redhat.com>

	* target-delegates.c: Rebuild.
	* target.c (update_current_target): Don't inherit or default
	to_can_run.
	(find_default_run_target): Check against delegate_can_run.
	* target.h (struct target_ops) <to_can_run>: Use
	TARGET_DEFAULT_RETURN.
This commit is contained in:
Tom Tromey 2013-12-20 12:19:37 -07:00
parent 86a0854a69
commit e88ef65ce5
4 changed files with 29 additions and 6 deletions
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9
gdb/ChangeLog
View File

@ -1,3 +1,12 @@
2014-02-19 Tom Tromey <tromey@redhat.com>
* target-delegates.c: Rebuild.
* target.c (update_current_target): Don't inherit or default
to_can_run.
(find_default_run_target): Check against delegate_can_run.
* target.h (struct target_ops) <to_can_run>: Use
TARGET_DEFAULT_RETURN.
2014-02-19 Tom Tromey <tromey@redhat.com>
* target-delegates.c: Rebuild.

16
gdb/target-delegates.c
View File

@ -530,6 +530,19 @@ delegate_mourn_inferior (struct target_ops *self)
self->to_mourn_inferior (self);
}
static int
delegate_can_run (struct target_ops *self)
{
self = self->beneath;
return self->to_can_run (self);
}
static int
tdefault_can_run (struct target_ops *self)
{
return 0;
}
static void
delegate_pass_signals (struct target_ops *self, int arg1, unsigned char *arg2)
{
@ -1639,6 +1652,8 @@ install_delegators (struct target_ops *ops)
ops->to_has_exited = delegate_has_exited;
if (ops->to_mourn_inferior == NULL)
ops->to_mourn_inferior = delegate_mourn_inferior;
if (ops->to_can_run == NULL)
ops->to_can_run = delegate_can_run;
if (ops->to_pass_signals == NULL)
ops->to_pass_signals = delegate_pass_signals;
if (ops->to_program_signals == NULL)
@ -1857,6 +1872,7 @@ install_dummy_methods (struct target_ops *ops)
ops->to_set_syscall_catchpoint = tdefault_set_syscall_catchpoint;
ops->to_has_exited = tdefault_has_exited;
ops->to_mourn_inferior = default_mourn_inferior;
ops->to_can_run = tdefault_can_run;
ops->to_pass_signals = tdefault_pass_signals;
ops->to_program_signals = tdefault_program_signals;
ops->to_thread_alive = tdefault_thread_alive;

7
gdb/target.c
View File

@ -653,7 +653,7 @@ update_current_target (void)
/* Do not inherit to_set_syscall_catchpoint. */
/* Do not inherit to_has_exited. */
/* Do not inherit to_mourn_inferior. */
INHERIT (to_can_run, t);
/* Do not inherit to_can_run. */
/* Do not inherit to_pass_signals. */
/* Do not inherit to_program_signals. */
/* Do not inherit to_thread_alive. */
@ -748,9 +748,6 @@ update_current_target (void)
(int (*) (CORE_ADDR, gdb_byte *, int, int,
struct mem_attrib *, struct target_ops *))
nomemory);
de_fault (to_can_run,
(int (*) (struct target_ops *))
return_zero);
current_target.to_read_description = NULL;
#undef de_fault
@ -2852,7 +2849,7 @@ find_default_run_target (char *do_mesg)
for (t = target_structs; t < target_structs + target_struct_size;
++t)
{
if ((*t)->to_can_run && target_can_run (*t))
if ((*t)->to_can_run != delegate_can_run && target_can_run (*t))
{
runable = *t;
++count;

3
gdb/target.h
View File

@ -547,7 +547,8 @@ struct target_ops
TARGET_DEFAULT_RETURN (0);
void (*to_mourn_inferior) (struct target_ops *)
TARGET_DEFAULT_FUNC (default_mourn_inferior);
int (*to_can_run) (struct target_ops *);
int (*to_can_run) (struct target_ops *)
TARGET_DEFAULT_RETURN (0);
/* Documentation of this routine is provided with the corresponding
target_* macro. */