Fix dwarf2loc.h::dwarf2_evaluate_property function description.

[deliverable/binutils-gdb.git] / gdb / inf-loop.c

diff --git a/gdb/inf-loop.c b/gdb/inf-loop.c
index 8e49e91957dddf0bc9c02bded68b352c59f3ffd8..d4f9a356f19f5faf5d31803e14aca3f239780c19 100644 (file)
--- a/gdb/inf-loop.c
+++ b/gdb/inf-loop.c
@@ -1,6 +1,5 @@
 /* Handling of inferior events for the event loop for GDB, the GNU debugger.
-   Copyright (C) 1999, 2007, 2008, 2009, 2010, 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 1999-2014 Free Software Foundation, Inc.
    Written by Elena Zannoni <ezannoni@cygnus.com> of Cygnus Solutions.
 
    This file is part of GDB.
@@ -19,7 +18,8 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
-#include "inferior.h"          /* For fetch_inferior_event.  */
+#include "inferior.h"
+#include "infrun.h"
 #include "target.h"             /* For enum inferior_event_type.  */
 #include "event-loop.h"
 #include "event-top.h"
@@ -30,8 +30,8 @@
 #include "gdbthread.h"
 #include "continuations.h"
 #include "interps.h"
-
-static int fetch_inferior_event_wrapper (gdb_client_data client_data);
+#include "top.h"
+#include "observer.h"
 
 /* General function to handle events in the inferior.  So far it just
    takes care of detecting errors reported by select() or poll(),
@@ -46,19 +46,26 @@ inferior_event_handler (enum inferior_event_type event_type,
   switch (event_type)
     {
     case INF_REG_EVENT:
-      /* Use catch errors for now, until the inner layers of
+      /* Catch errors for now, until the inner layers of
         fetch_inferior_event (i.e. readchar) can return meaningful
         error status.  If an error occurs while getting an event from
         the target, just cancel the current command.  */
-      if (!catch_errors (fetch_inferior_event_wrapper, 
-                        client_data, "", RETURN_MASK_ALL))
-       {
-         bpstat_clear_actions ();
-         do_all_intermediate_continuations (1);
-         do_all_continuations (1);
-         async_enable_stdin ();
-         display_gdb_prompt (0);
-       }
+      {
+       volatile struct gdb_exception ex;
+
+       TRY_CATCH (ex, RETURN_MASK_ALL)
+         {
+           fetch_inferior_event (client_data);
+         }
+       if (ex.reason < 0)
+         {
+           bpstat_clear_actions ();
+           do_all_intermediate_continuations (1);
+           do_all_continuations (1);
+
+           throw_exception (ex);
+         }
+      }
       break;
 
     case INF_EXEC_COMPLETE:
@@ -107,10 +114,7 @@ inferior_event_handler (enum inferior_event_type event_type,
        {
          volatile struct gdb_exception e;
 
-         if (info_verbose
-             && current_language != expected_language
-             && language_mode == language_mode_auto)
-           language_info (1);  /* Print what changed.  */
+         check_frame_language_change ();
 
          /* Don't propagate breakpoint commands errors.  Either we're
             stopping or some command resumes the inferior.  The user will
@@ -141,10 +145,3 @@ inferior_event_handler (enum inferior_event_type event_type,
 
   discard_cleanups (cleanup_if_error);
 }
-
-static int 
-fetch_inferior_event_wrapper (gdb_client_data client_data)
-{
-  fetch_inferior_event (client_data);
-  return 1;
-}