1 class InScope (gdb.Function):
   2     """Check if all the given variables or macros are in scope.
   3        Receives as argument a list of names separated by whitespace."""
   4 
   5     def __init__ (self):
   6         super (InScope, self).__init__ ("in_scope")
   7 
   8     def invoke (self, var):
   9         vars = set (var.string().split())
  10         found = set ()
  11         block = gdb.get_block_for_pc (gdb.get_selected_frame ().get_pc ())
  12         while block:
  13             for sym in block:
  14                 if (sym.is_argument () or sym.is_constant ()
  15                       or sym.is_function () or sym.is_variable ()):
  16                     sym_name = sym.get_print_name ()
  17                     if sym_name in vars:
  18                         found.add (sym_name)
  19             block = block.get_superblock ()
  20 
  21         return vars == found
  22 
  23 InScope ()