gdb/progspace-and-thread.c

   1 /* Copyright (C) 2009-2018 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include "defs.h"
  19 #include "progspace-and-thread.h"
  20
  21 /* See progspace-and-thread.h  */
  22
  23 void
  24 switch_to_program_space_and_thread (program_space *pspace)
  25 {
  26   inferior *inf = find_inferior_for_program_space (pspace);
  27
  28   if (inf != NULL && inf->pid != 0)
  29     {
  30       thread_info *tp = any_live_thread_of_process (inf->pid);
  31
  32       if (tp != NULL)
  33         {
  34           switch_to_thread (tp->ptid);
  35           /* Switching thread switches pspace implicitly.  We're
  36              done.  */
  37           return;
  38         }
  39     }
  40
  41   switch_to_thread (null_ptid);
  42   set_current_program_space (pspace);
  43 }