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From: Pedro Alves <palves@redhat.com>
To: gdb-patches@sourceware.org
Cc: Tom Tromey <tom@tromey.com>,
	Andrew Burgess <andrew.burgess@embecosm.com>
Subject: [PATCH v3 08/17] Remove delete_just_stopped_threads_infrun_breakpoints_cleanup
Date: Wed, 23 Jan 2019 15:21:00 -0000	[thread overview]
Message-ID: <20190123152131.29893-9-palves@redhat.com> (raw)
In-Reply-To: <20190123152131.29893-1-palves@redhat.com>

From: Tom Tromey <tom@tromey.com>

v3: sorted earlier in the series, and replaces the cleanup in
fetch_inferior_event here too instead of in some other patch.

This removes delete_just_stopped_threads_infrun_breakpoints_cleanup,
replacing it with uses of scope_exit.

gdb/ChangeLog:
yyyy-mm-dd  Tom Tromey  <tom@tromey.com>
	    Pedro Alves  <palves@redhat.com>

	* infrun.c: Include "common/scope-exit.h"
	(delete_just_stopped_threads_infrun_breakpoints_cleanup): Remove.
	(wait_for_inferior): Use SCOPE_EXIT.
	(fetch_inferior_event): Use scope_exit.
---
 gdb/infrun.c | 21 +++++----------------
 1 file changed, 5 insertions(+), 16 deletions(-)

diff --git a/gdb/infrun.c b/gdb/infrun.c
index 150288264f..065fbf06d8 100644
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -67,6 +67,7 @@
 #include "progspace-and-thread.h"
 #include "common/gdb_optional.h"
 #include "arch-utils.h"
+#include "common/scope-exit.h"
 
 /* Prototypes for local functions */
 
@@ -3247,14 +3248,6 @@ delete_just_stopped_threads_single_step_breakpoints (void)
   for_each_just_stopped_thread (delete_single_step_breakpoints);
 }
 
-/* A cleanup wrapper.  */
-
-static void
-delete_just_stopped_threads_infrun_breakpoints_cleanup (void *arg)
-{
-  delete_just_stopped_threads_infrun_breakpoints ();
-}
-
 /* See infrun.h.  */
 
 void
@@ -3538,15 +3531,11 @@ prepare_for_detach (void)
 void
 wait_for_inferior (void)
 {
-  struct cleanup *old_cleanups;
-
   if (debug_infrun)
     fprintf_unfiltered
       (gdb_stdlog, "infrun: wait_for_inferior ()\n");
 
-  old_cleanups
-    = make_cleanup (delete_just_stopped_threads_infrun_breakpoints_cleanup,
-		    NULL);
+  SCOPE_EXIT { delete_just_stopped_threads_infrun_breakpoints (); };
 
   /* If an error happens while handling the event, propagate GDB's
      knowledge of the executing state to the frontend/user running
@@ -3583,8 +3572,6 @@ wait_for_inferior (void)
 
   /* No error, don't finish the state yet.  */
   finish_state.release ();
-
-  do_cleanups (old_cleanups);
 }
 
 /* Cleanup that reinstalls the readline callback handler, if the
@@ -3760,7 +3747,8 @@ fetch_inferior_event (void *client_data)
      still for the thread which has thrown the exception.  */
   struct cleanup *ts_old_chain = make_bpstat_clear_actions_cleanup ();
 
-  make_cleanup (delete_just_stopped_threads_infrun_breakpoints_cleanup, NULL);
+  auto defer_delete_threads
+    = make_scope_exit (delete_just_stopped_threads_infrun_breakpoints);
 
   /* Now figure out what to do with the result of the result.  */
   handle_inferior_event (ecs);
@@ -3813,6 +3801,7 @@ fetch_inferior_event (void *client_data)
 	}
     }
 
+  defer_delete_threads.release ();
   discard_cleanups (ts_old_chain);
 
   /* No error, don't finish the thread states yet.  */
-- 
2.14.4


  parent reply	other threads:[~2019-01-23 15:21 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-23 15:21 [PATCH v3 00/17] Remove some cleanups using scope_exit Pedro Alves
2019-01-23 15:21 ` [PATCH v3 17/17] Use scope_exit in regcache.c Pedro Alves
2019-01-23 15:21 ` [PATCH v3 07/17] Remove remaining cleanup from gdb/breakpoint.c Pedro Alves
2019-01-23 15:21 ` [PATCH v3 02/17] Introduce scope_exit Pedro Alves
2019-01-23 15:21 ` [PATCH v3 05/17] Use SCOPE_EXIT in gdbarch-selftest.c Pedro Alves
2019-01-23 15:21 ` Pedro Alves [this message]
2019-01-23 15:21 ` [PATCH v3 10/17] Remove cleanup_delete_std_terminate_breakpoint Pedro Alves
2019-01-23 15:21 ` [PATCH v3 01/17] Rename ESC -> ESC_PARENS Pedro Alves
2019-01-23 15:21 ` [PATCH v3 16/17] Update cleanup comment in ui-out.h Pedro Alves
2019-01-23 15:21 ` [PATCH v3 12/17] Remove clear_symtab_users_cleanup Pedro Alves
2019-01-23 15:21 ` [PATCH v3 15/17] Update an obsolete cleanup comment Pedro Alves
2019-01-23 15:21 ` [PATCH v3 06/17] Replace delete_longjmp_breakpoint_cleanup with a forward_scope_exit type Pedro Alves
2019-01-23 15:21 ` [PATCH v3 14/17] Remove remaining cleanup from fetch_inferior_event Pedro Alves
2019-01-23 15:21 ` [PATCH v3 04/17] Use forward_scope_exit for scoped_finish_thread_state Pedro Alves
2019-01-23 17:10   ` Tom Tromey
2019-01-23 15:21 ` [PATCH v3 03/17] Introduce forward_scope_exit Pedro Alves
2019-01-23 15:21 ` [PATCH v3 13/17] Remove cleanup from stop_all_threads Pedro Alves
2019-01-23 15:28 ` [PATCH v3 09/17] Remove make_bpstat_clear_actions_cleanup Pedro Alves
2019-01-23 17:33 ` [PATCH v3 00/17] Remove some cleanups using scope_exit Tom Tromey
2019-01-23 19:18   ` Pedro Alves

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