* inferior.h (ptid_match): Declare.

[platform/upstream/binutils.git] / gdb / remote.c

diff --git a/gdb/remote.c b/gdb/remote.c
index 0ed49b9..7f8ec58 100644 (file)
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -4637,26 +4637,23 @@ do_stop_reply_xfree (void *arg)
 static struct stop_reply *
 queued_stop_reply (ptid_t ptid)
 {
-  struct stop_reply *it, *prev;
-  struct stop_reply head;
-
-  head.next = stop_reply_queue;
-  prev = &head;
-
-  it = head.next;
-
-  if (!ptid_equal (ptid, minus_one_ptid))
-    for (; it; prev = it, it = it->next)
-      if (ptid_equal (ptid, it->ptid))
-       break;
+  struct stop_reply *it;
+  struct stop_reply **it_link;
 
-  if (it)
+  it = stop_reply_queue;
+  it_link = &stop_reply_queue;
+  while (it)
     {
-      prev->next = it->next;
-      it->next = NULL;
-    }
+      if (ptid_match (it->ptid, ptid))
+       {
+         *it_link = it->next;
+         it->next = NULL;
+         break;
+       }
 
-  stop_reply_queue = head.next;
+      it_link = &it->next;
+      it = *it_link;
+    }
 
   if (stop_reply_queue)
     /* There's still at least an event left.  */
@@ -6169,10 +6166,13 @@ handle_notification (char *buf, size_t length)
   if (strncmp (buf, "Stop:", 5) == 0)
     {
       if (pending_stop_reply)
-       /* We've already parsed the in-flight stop-reply, but the stub
-          for some reason thought we didn't, possibly due to timeout
-          on its side.  Just ignore it.  */
-       ;
+       {
+         /* We've already parsed the in-flight stop-reply, but the
+            stub for some reason thought we didn't, possibly due to
+            timeout on its side.  Just ignore it.  */
+         if (remote_debug)
+           fprintf_unfiltered (gdb_stdlog, "ignoring resent notification\n");
+       }
       else
        {
          struct cleanup *old_chain;
@@ -6190,6 +6190,9 @@ handle_notification (char *buf, size_t length)
          /* Notify the event loop there's a stop reply to acknowledge
             and that there may be more events to fetch.  */
          mark_async_event_handler (remote_async_get_pending_events_token);
+
+         if (remote_debug)
+           fprintf_unfiltered (gdb_stdlog, "stop notification captured\n");
        }
     }
   else