gdb/tui/tui-location.c

   1 /* Copyright (C) 2021-2024 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 "tui/tui.h"
  19 #include "tui/tui-status.h"
  20 #include "tui/tui-data.h"
  21 #include "tui/tui-location.h"
  22 #include "symtab.h"
  23 #include "source.h"
  24
  25 /* See tui/tui-location.h.  */
  26
  27 tui_location_tracker tui_location;
  28
  29 /* See tui/tui-location.h.  */
  30
  31 bool
  32 tui_location_tracker::set_location (struct gdbarch *gdbarch,
  33                                     const struct symtab_and_line &sal,
  34                                     const char *procname)
  35 {
  36   gdb_assert (procname != nullptr);
  37
  38   bool location_changed_p = set_fullname (sal.symtab);
  39   location_changed_p |= procname != m_proc_name;
  40   location_changed_p |= sal.line != m_line_no;
  41   location_changed_p |= sal.pc != m_addr;
  42   location_changed_p |= gdbarch != m_gdbarch;
  43
  44   m_proc_name = procname;
  45   m_line_no = sal.line;
  46   m_addr = sal.pc;
  47   m_gdbarch = gdbarch;
  48
  49   if (location_changed_p)
  50     tui_show_status_content ();
  51
  52   return location_changed_p;
  53 }
  54
  55 /* See tui/tui-location.h.  */
  56
  57 bool
  58 tui_location_tracker::set_location (struct symtab *symtab)
  59 {
  60   bool location_changed_p = set_fullname (symtab);
  61
  62   if (location_changed_p)
  63     tui_show_status_content ();
  64
  65   return location_changed_p;
  66 }
  67
  68 /* See tui/tui-location.h.  */
  69
  70 bool
  71 tui_location_tracker::set_fullname (struct symtab *symtab)
  72 {
  73   const char *fullname = (symtab == nullptr
  74                           ? "??"
  75                           : symtab_to_fullname (symtab));
  76   bool location_changed_p = fullname != m_full_name;
  77   m_full_name = std::string (fullname);
  78
  79   return location_changed_p;
  80 }