gdb/continuations.c

   1 /* Continuations for GDB, the GNU debugger.
   2
   3    Copyright (C) 1986-2021 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "defs.h"
  21 #include "gdbthread.h"
  22 #include "inferior.h"
  23 #include "continuations.h"
  24
  25 /* Add a continuation to the continuation list of INFERIOR.  The new
  26    continuation will be added at the front.  */
  27
  28 void
  29 add_inferior_continuation (std::function<void ()> &&cont)
  30 {
  31   struct inferior *inf = current_inferior ();
  32
  33   inf->continuations.emplace_front (std::move (cont));
  34 }
  35
  36 /* Do all continuations of the current inferior.  */
  37
  38 void
  39 do_all_inferior_continuations ()
  40 {
  41   struct inferior *inf = current_inferior ();
  42   while (!inf->continuations.empty ())
  43     {
  44       auto iter = inf->continuations.begin ();
  45       (*iter) ();
  46       inf->continuations.erase (iter);
  47     }
  48 }
  49
  50 /* Get rid of all the inferior-wide continuations of INF.  */
  51
  52 void
  53 discard_all_inferior_continuations (struct inferior *inf)
  54 {
  55   inf->continuations.clear ();
  56 }