xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/progspace-and-thread.c (revision 9fb66d812c00ebfb445c0b47dea128f32aa6fe96)
1 /* Copyright (C) 2009-2019 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 #include "inferior.h"
21 
22 /* See progspace-and-thread.h  */
23 
24 void
25 switch_to_program_space_and_thread (program_space *pspace)
26 {
27   inferior *inf = find_inferior_for_program_space (pspace);
28 
29   if (inf != NULL && inf->pid != 0)
30     {
31       thread_info *tp = any_live_thread_of_inferior (inf);
32 
33       if (tp != NULL)
34 	{
35 	  switch_to_thread (tp);
36 	  /* Switching thread switches pspace implicitly.  We're
37 	     done.  */
38 	  return;
39 	}
40     }
41 
42   switch_to_no_thread ();
43   set_current_program_space (pspace);
44 }
45