Replace delete_longjmp_breakpoint_cleanup with a forward_scope_exit type

This removes delete_longjmp_breakpoint_cleanup in favor of forward_scope_exit.

gdb/ChangeLog:
2019-01-23  Tom Tromey  <tom@tromey.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>
	    Pedro Alves  <palves@redhat.com>

	* breakpoint.c (until_break_command): Use
	delete_longjmp_breakpoint_cleanup class.
	* infcmd.c (delete_longjmp_breakpoint_cleanup): Remove function.
	(until_next_command): Use delete_longjmp_breakpoint_cleanup class.
	* inferior.h: Include forward-scope-exit.h.
	(delete_longjmp_breakpoint_cleanup): Replace function declaration
	with FORWARD_SCOPE_EXIT type.
This commit is contained in:
Tom Tromey
2019-01-23 18:58:31 +00:00
committed by Pedro Alves
parent e587ef421e
commit 5419bdae55
4 changed files with 15 additions and 16 deletions

View File

@@ -11073,7 +11073,6 @@ until_break_command (const char *arg, int from_tty, int anywhere)
struct gdbarch *frame_gdbarch;
struct frame_id stack_frame_id;
struct frame_id caller_frame_id;
struct cleanup *old_chain;
int thread;
struct thread_info *tp;
struct until_break_fsm *sm;
@@ -11106,8 +11105,6 @@ until_break_command (const char *arg, int from_tty, int anywhere)
tp = inferior_thread ();
thread = tp->global_num;
old_chain = make_cleanup (null_cleanup, NULL);
/* Note linespec handling above invalidates the frame chain.
Installing a breakpoint also invalidates the frame chain (as it
may need to switch threads), so do any frame handling before
@@ -11122,6 +11119,9 @@ until_break_command (const char *arg, int from_tty, int anywhere)
one. */
breakpoint_up caller_breakpoint;
gdb::optional<delete_longjmp_breakpoint_cleanup> lj_deleter;
if (frame_id_p (caller_frame_id))
{
struct symtab_and_line sal2;
@@ -11136,7 +11136,7 @@ until_break_command (const char *arg, int from_tty, int anywhere)
bp_until);
set_longjmp_breakpoint (tp, caller_frame_id);
make_cleanup (delete_longjmp_breakpoint_cleanup, &thread);
lj_deleter.emplace (thread);
}
/* set_momentary_breakpoint could invalidate FRAME. */
@@ -11159,7 +11159,8 @@ until_break_command (const char *arg, int from_tty, int anywhere)
std::move (caller_breakpoint));
tp->thread_fsm = &sm->thread_fsm;
discard_cleanups (old_chain);
if (lj_deleter)
lj_deleter->release ();
proceed (-1, GDB_SIGNAL_DEFAULT);
}