gdb/testsuite/gdb.python/py-finish-breakpoint.py

   1 # Copyright (C) 2011-2013 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file is part of the GDB testsuite.  It tests python Finish
  17 # Breakpoints.
  18
  19 class MyFinishBreakpoint (gdb.FinishBreakpoint):
  20         def __init__(self, val, frame):
  21                 gdb.FinishBreakpoint.__init__ (self, frame)
  22                 print ("MyFinishBreakpoint init")
  23                 self.val = val
  24
  25         def stop(self):
  26                 print ("MyFinishBreakpoint stop with %d" % int (self.val.dereference ()))
  27                 print ("return_value is: %d" % int (self.return_value))
  28                 gdb.execute ("where 1")
  29                 return True
  30
  31         def out_of_scope(self):
  32                 print ("MyFinishBreakpoint out of scope")
  33
  34 class TestBreakpoint(gdb.Breakpoint):
  35     def __init__(self):
  36         gdb.Breakpoint.__init__ (self, spec="test_1", internal=1)
  37         self.silent = True
  38         self.count = 0
  39         print ("TestBreakpoint init")
  40
  41     def stop(self):
  42         self.count += 1
  43         try:
  44                 TestFinishBreakpoint (gdb.newest_frame (), self.count)
  45         except ValueError as e:
  46                 print (e)
  47         return False
  48
  49 class TestFinishBreakpoint (gdb.FinishBreakpoint):
  50     def __init__ (self, frame, count):
  51         self.count = count
  52         gdb.FinishBreakpoint.__init__ (self, frame, internal=1)
  53
  54
  55     def stop(self):
  56         print ("-->", self.number)
  57         if (self.count == 3):
  58             print ("test stop: %d" % self.count)
  59             return True
  60         else:
  61             print ("test don't stop: %d" % self.count)
  62             return False
  63
  64
  65     def out_of_scope(self):
  66         print ("test didn't finish: %d" % self.count)
  67
  68 class TestExplicitBreakpoint(gdb.Breakpoint):
  69         def stop(self):
  70                 try:
  71                         SimpleFinishBreakpoint (gdb.newest_frame ())
  72                 except ValueError as e:
  73                         print (e)
  74                 return False
  75
  76 class SimpleFinishBreakpoint(gdb.FinishBreakpoint):
  77         def __init__(self, frame):
  78                 gdb.FinishBreakpoint.__init__ (self, frame)
  79
  80                 print ("SimpleFinishBreakpoint init")
  81
  82         def stop(self):
  83                 print ("SimpleFinishBreakpoint stop" )
  84                 return True
  85
  86         def out_of_scope(self):
  87                 print ("SimpleFinishBreakpoint out of scope")
  88
  89 print ("Python script imported")