#-----------------------------------------------------------------
# ** ATTENTION **
# This code was automatically generated from the file:
# _c_ast.cfg
#
# Do not modify it directly. Modify the configuration file and
# run the generator again.
# ** ** *** ** **
#
# pycparser: c_ast.py
#
# AST Node classes.
#
# Copyright (C) 2008-2015, Eli Bendersky
# License: BSD
#-----------------------------------------------------------------
import sys
class Node(object):
__slots__ = ()
""" Abstract base class for AST nodes.
"""
def children(self):
""" A sequence of all children that are Nodes
"""
pass
def show(self, buf=sys.stdout, offset=0, attrnames=False, nodenames=False, showcoord=False, _my_node_name=None):
""" Pretty print the Node and all its attributes and
children (recursively) to a buffer.
buf:
Open IO buffer into which the Node is printed.
offset:
Initial offset (amount of leading spaces)
attrnames:
True if you want to see the attribute names in
name=value pairs. False to only see the values.
nodenames:
True if you want to see the actual node names
within their parents.
showcoord:
Do you want the coordinates of each Node to be
displayed.
"""
lead = ' ' * offset
if nodenames and _my_node_name is not None:
buf.write(lead + self.__class__.__name__+ ' <' + _my_node_name + '>: ')
else:
buf.write(lead + self.__class__.__name__+ ': ')
if self.attr_names:
if attrnames:
nvlist = [(n, getattr(self,n)) for n in self.attr_names]
attrstr = ', '.join('%s=%s' % nv for nv in nvlist)
else:
vlist = [getattr(self, n) for n in self.attr_names]
attrstr = ', '.join('%s' % v for v in vlist)
buf.write(attrstr)
if showcoord:
buf.write(' (at %s)' % self.coord)
buf.write('\n')
for (child_name, child) in self.children():
child.show(
buf,
offset=offset + 2,
attrnames=attrnames,
nodenames=nodenames,
showcoord=showcoord,
_my_node_name=child_name)
class NodeVisitor(object):
""" A base NodeVisitor class for visiting c_ast nodes.
Subclass it and define your own visit_XXX methods, where
XXX is the class name you want to visit with these
methods.
For example:
class ConstantVisitor(NodeVisitor):
def __init__(self):
self.values = []
def visit_Constant(self, node):
self.values.append(node.value)
Creates a list of values of all the constant nodes
encountered below the given node. To use it:
cv = ConstantVisitor()
cv.visit(node)
Notes:
* generic_visit() will be called for AST nodes for which
no visit_XXX method was defined.
* The children of nodes for which a visit_XXX was
defined will not be visited - if you need this, call
generic_visit() on the node.
You can use:
NodeVisitor.generic_visit(self, node)
* Modeled after Python's own AST visiting facilities
(the ast module of Python 3.0)
"""
def visit(self, node):
""" Visit a node.
"""
method = 'visit_' + node.__class__.__name__
visitor = getattr(self, method, self.generic_visit)
return visitor(node)
def generic_visit(self, node):
""" Called if no explicit visitor function exists for a
node. Implements preorder visiting of the node.
"""
for c_name, c in node.children():
self.visit(c)
class ArrayDecl(Node):
__slots__ = ('type', 'dim', 'dim_quals', 'coord', '__weakref__')
def __init__(self, type, dim, dim_quals, coord=None):
self.type = type
self.dim = dim
self.dim_quals = dim_quals
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
if self.dim is not None: nodelist.append(("dim", self.dim))
return tuple(nodelist)
attr_names = ('dim_quals', )
class ArrayRef(Node):
__slots__ = ('name', 'subscript', 'coord', '__weakref__')
def __init__(self, name, subscript, coord=None):
self.name = name
self.subscript = subscript
self.coord = coord
def children(self):
nodelist = []
if self.name is not None: nodelist.append(("name", self.name))
if self.subscript is not None: nodelist.append(("subscript", self.subscript))
return tuple(nodelist)
attr_names = ()
class Assignment(Node):
__slots__ = ('op', 'lvalue', 'rvalue', 'coord', '__weakref__')
def __init__(self, op, lvalue, rvalue, coord=None):
self.op = op
self.lvalue = lvalue
self.rvalue = rvalue
self.coord = coord
def children(self):
nodelist = []
if self.lvalue is not None: nodelist.append(("lvalue", self.lvalue))
if self.rvalue is not None: nodelist.append(("rvalue", self.rvalue))
return tuple(nodelist)
attr_names = ('op', )
class BinaryOp(Node):
__slots__ = ('op', 'left', 'right', 'coord', '__weakref__')
def __init__(self, op, left, right, coord=None):
self.op = op
self.left = left
self.right = right
self.coord = coord
def children(self):
nodelist = []
if self.left is not None: nodelist.append(("left", self.left))
if self.right is not None: nodelist.append(("right", self.right))
return tuple(nodelist)
attr_names = ('op', )
class Break(Node):
__slots__ = ('coord', '__weakref__')
def __init__(self, coord=None):
self.coord = coord
def children(self):
return ()
attr_names = ()
class Case(Node):
__slots__ = ('expr', 'stmts', 'coord', '__weakref__')
def __init__(self, expr, stmts, coord=None):
self.expr = expr
self.stmts = stmts
self.coord = coord
def children(self):
nodelist = []
if self.expr is not None: nodelist.append(("expr", self.expr))
for i, child in enumerate(self.stmts or []):
nodelist.append(("stmts[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class Cast(Node):
__slots__ = ('to_type', 'expr', 'coord', '__weakref__')
def __init__(self, to_type, expr, coord=None):
self.to_type = to_type
self.expr = expr
self.coord = coord
def children(self):
nodelist = []
if self.to_type is not None: nodelist.append(("to_type", self.to_type))
if self.expr is not None: nodelist.append(("expr", self.expr))
return tuple(nodelist)
attr_names = ()
class Compound(Node):
__slots__ = ('block_items', 'coord', '__weakref__')
def __init__(self, block_items, coord=None):
self.block_items = block_items
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.block_items or []):
nodelist.append(("block_items[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class CompoundLiteral(Node):
__slots__ = ('type', 'init', 'coord', '__weakref__')
def __init__(self, type, init, coord=None):
self.type = type
self.init = init
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
if self.init is not None: nodelist.append(("init", self.init))
return tuple(nodelist)
attr_names = ()
class Constant(Node):
__slots__ = ('type', 'value', 'coord', '__weakref__')
def __init__(self, type, value, coord=None):
self.type = type
self.value = value
self.coord = coord
def children(self):
nodelist = []
return tuple(nodelist)
attr_names = ('type', 'value', )
class Continue(Node):
__slots__ = ('coord', '__weakref__')
def __init__(self, coord=None):
self.coord = coord
def children(self):
return ()
attr_names = ()
class Decl(Node):
__slots__ = ('name', 'quals', 'storage', 'funcspec', 'type', 'init', 'bitsize', 'coord', '__weakref__')
def __init__(self, name, quals, storage, funcspec, type, init, bitsize, coord=None):
self.name = name
self.quals = quals
self.storage = storage
self.funcspec = funcspec
self.type = type
self.init = init
self.bitsize = bitsize
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
if self.init is not None: nodelist.append(("init", self.init))
if self.bitsize is not None: nodelist.append(("bitsize", self.bitsize))
return tuple(nodelist)
attr_names = ('name', 'quals', 'storage', 'funcspec', )
class DeclList(Node):
__slots__ = ('decls', 'coord', '__weakref__')
def __init__(self, decls, coord=None):
self.decls = decls
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.decls or []):
nodelist.append(("decls[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class Default(Node):
__slots__ = ('stmts', 'coord', '__weakref__')
def __init__(self, stmts, coord=None):
self.stmts = stmts
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.stmts or []):
nodelist.append(("stmts[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class DoWhile(Node):
__slots__ = ('cond', 'stmt', 'coord', '__weakref__')
def __init__(self, cond, stmt, coord=None):
self.cond = cond
self.stmt = stmt
self.coord = coord
def children(self):
nodelist = []
if self.cond is not None: nodelist.append(("cond", self.cond))
if self.stmt is not None: nodelist.append(("stmt", self.stmt))
return tuple(nodelist)
attr_names = ()
class EllipsisParam(Node):
__slots__ = ('coord', '__weakref__')
def __init__(self, coord=None):
self.coord = coord
def children(self):
return ()
attr_names = ()
class EmptyStatement(Node):
__slots__ = ('coord', '__weakref__')
def __init__(self, coord=None):
self.coord = coord
def children(self):
return ()
attr_names = ()
class Enum(Node):
__slots__ = ('name', 'values', 'coord', '__weakref__')
def __init__(self, name, values, coord=None):
self.name = name
self.values = values
self.coord = coord
def children(self):
nodelist = []
if self.values is not None: nodelist.append(("values", self.values))
return tuple(nodelist)
attr_names = ('name', )
class Enumerator(Node):
__slots__ = ('name', 'value', 'coord', '__weakref__')
def __init__(self, name, value, coord=None):
self.name = name
self.value = value
self.coord = coord
def children(self):
nodelist = []
if self.value is not None: nodelist.append(("value", self.value))
return tuple(nodelist)
attr_names = ('name', )
class EnumeratorList(Node):
__slots__ = ('enumerators', 'coord', '__weakref__')
def __init__(self, enumerators, coord=None):
self.enumerators = enumerators
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.enumerators or []):
nodelist.append(("enumerators[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class ExprList(Node):
__slots__ = ('exprs', 'coord', '__weakref__')
def __init__(self, exprs, coord=None):
self.exprs = exprs
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.exprs or []):
nodelist.append(("exprs[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class FileAST(Node):
__slots__ = ('ext', 'coord', '__weakref__')
def __init__(self, ext, coord=None):
self.ext = ext
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.ext or []):
nodelist.append(("ext[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class For(Node):
__slots__ = ('init', 'cond', 'next', 'stmt', 'coord', '__weakref__')
def __init__(self, init, cond, next, stmt, coord=None):
self.init = init
self.cond = cond
self.next = next
self.stmt = stmt
self.coord = coord
def children(self):
nodelist = []
if self.init is not None: nodelist.append(("init", self.init))
if self.cond is not None: nodelist.append(("cond", self.cond))
if self.next is not None: nodelist.append(("next", self.next))
if self.stmt is not None: nodelist.append(("stmt", self.stmt))
return tuple(nodelist)
attr_names = ()
class FuncCall(Node):
__slots__ = ('name', 'args', 'coord', '__weakref__')
def __init__(self, name, args, coord=None):
self.name = name
self.args = args
self.coord = coord
def children(self):
nodelist = []
if self.name is not None: nodelist.append(("name", self.name))
if self.args is not None: nodelist.append(("args", self.args))
return tuple(nodelist)
attr_names = ()
class FuncDecl(Node):
__slots__ = ('args', 'type', 'coord', '__weakref__')
def __init__(self, args, type, coord=None):
self.args = args
self.type = type
self.coord = coord
def children(self):
nodelist = []
if self.args is not None: nodelist.append(("args", self.args))
if self.type is not None: nodelist.append(("type", self.type))
return tuple(nodelist)
attr_names = ()
class FuncDef(Node):
__slots__ = ('decl', 'param_decls', 'body', 'coord', '__weakref__')
def __init__(self, decl, param_decls, body, coord=None):
self.decl = decl
self.param_decls = param_decls
self.body = body
self.coord = coord
def children(self):
nodelist = []
if self.decl is not None: nodelist.append(("decl", self.decl))
if self.body is not None: nodelist.append(("body", self.body))
for i, child in enumerate(self.param_decls or []):
nodelist.append(("param_decls[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class Goto(Node):
__slots__ = ('name', 'coord', '__weakref__')
def __init__(self, name, coord=None):
self.name = name
self.coord = coord
def children(self):
nodelist = []
return tuple(nodelist)
attr_names = ('name', )
class ID(Node):
__slots__ = ('name', 'coord', '__weakref__')
def __init__(self, name, coord=None):
self.name = name
self.coord = coord
def children(self):
nodelist = []
return tuple(nodelist)
attr_names = ('name', )
class IdentifierType(Node):
__slots__ = ('names', 'coord', '__weakref__')
def __init__(self, names, coord=None):
self.names = names
self.coord = coord
def children(self):
nodelist = []
return tuple(nodelist)
attr_names = ('names', )
class If(Node):
__slots__ = ('cond', 'iftrue', 'iffalse', 'coord', '__weakref__')
def __init__(self, cond, iftrue, iffalse, coord=None):
self.cond = cond
self.iftrue = iftrue
self.iffalse = iffalse
self.coord = coord
def children(self):
nodelist = []
if self.cond is not None: nodelist.append(("cond", self.cond))
if self.iftrue is not None: nodelist.append(("iftrue", self.iftrue))
if self.iffalse is not None: nodelist.append(("iffalse", self.iffalse))
return tuple(nodelist)
attr_names = ()
class InitList(Node):
__slots__ = ('exprs', 'coord', '__weakref__')
def __init__(self, exprs, coord=None):
self.exprs = exprs
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.exprs or []):
nodelist.append(("exprs[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class Label(Node):
__slots__ = ('name', 'stmt', 'coord', '__weakref__')
def __init__(self, name, stmt, coord=None):
self.name = name
self.stmt = stmt
self.coord = coord
def children(self):
nodelist = []
if self.stmt is not None: nodelist.append(("stmt", self.stmt))
return tuple(nodelist)
attr_names = ('name', )
class NamedInitializer(Node):
__slots__ = ('name', 'expr', 'coord', '__weakref__')
def __init__(self, name, expr, coord=None):
self.name = name
self.expr = expr
self.coord = coord
def children(self):
nodelist = []
if self.expr is not None: nodelist.append(("expr", self.expr))
for i, child in enumerate(self.name or []):
nodelist.append(("name[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class ParamList(Node):
__slots__ = ('params', 'coord', '__weakref__')
def __init__(self, params, coord=None):
self.params = params
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.params or []):
nodelist.append(("params[%d]" % i, child))
return tuple(nodelist)
attr_names = ()
class PtrDecl(Node):
__slots__ = ('quals', 'type', 'coord', '__weakref__')
def __init__(self, quals, type, coord=None):
self.quals = quals
self.type = type
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
return tuple(nodelist)
attr_names = ('quals', )
class Return(Node):
__slots__ = ('expr', 'coord', '__weakref__')
def __init__(self, expr, coord=None):
self.expr = expr
self.coord = coord
def children(self):
nodelist = []
if self.expr is not None: nodelist.append(("expr", self.expr))
return tuple(nodelist)
attr_names = ()
class Struct(Node):
__slots__ = ('name', 'decls', 'coord', '__weakref__')
def __init__(self, name, decls, coord=None):
self.name = name
self.decls = decls
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.decls or []):
nodelist.append(("decls[%d]" % i, child))
return tuple(nodelist)
attr_names = ('name', )
class StructRef(Node):
__slots__ = ('name', 'type', 'field', 'coord', '__weakref__')
def __init__(self, name, type, field, coord=None):
self.name = name
self.type = type
self.field = field
self.coord = coord
def children(self):
nodelist = []
if self.name is not None: nodelist.append(("name", self.name))
if self.field is not None: nodelist.append(("field", self.field))
return tuple(nodelist)
attr_names = ('type', )
class Switch(Node):
__slots__ = ('cond', 'stmt', 'coord', '__weakref__')
def __init__(self, cond, stmt, coord=None):
self.cond = cond
self.stmt = stmt
self.coord = coord
def children(self):
nodelist = []
if self.cond is not None: nodelist.append(("cond", self.cond))
if self.stmt is not None: nodelist.append(("stmt", self.stmt))
return tuple(nodelist)
attr_names = ()
class TernaryOp(Node):
__slots__ = ('cond', 'iftrue', 'iffalse', 'coord', '__weakref__')
def __init__(self, cond, iftrue, iffalse, coord=None):
self.cond = cond
self.iftrue = iftrue
self.iffalse = iffalse
self.coord = coord
def children(self):
nodelist = []
if self.cond is not None: nodelist.append(("cond", self.cond))
if self.iftrue is not None: nodelist.append(("iftrue", self.iftrue))
if self.iffalse is not None: nodelist.append(("iffalse", self.iffalse))
return tuple(nodelist)
attr_names = ()
class TypeDecl(Node):
__slots__ = ('declname', 'quals', 'type', 'coord', '__weakref__')
def __init__(self, declname, quals, type, coord=None):
self.declname = declname
self.quals = quals
self.type = type
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
return tuple(nodelist)
attr_names = ('declname', 'quals', )
class Typedef(Node):
__slots__ = ('name', 'quals', 'storage', 'type', 'coord', '__weakref__')
def __init__(self, name, quals, storage, type, coord=None):
self.name = name
self.quals = quals
self.storage = storage
self.type = type
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
return tuple(nodelist)
attr_names = ('name', 'quals', 'storage', )
class Typename(Node):
__slots__ = ('name', 'quals', 'type', 'coord', '__weakref__')
def __init__(self, name, quals, type, coord=None):
self.name = name
self.quals = quals
self.type = type
self.coord = coord
def children(self):
nodelist = []
if self.type is not None: nodelist.append(("type", self.type))
return tuple(nodelist)
attr_names = ('name', 'quals', )
class UnaryOp(Node):
__slots__ = ('op', 'expr', 'coord', '__weakref__')
def __init__(self, op, expr, coord=None):
self.op = op
self.expr = expr
self.coord = coord
def children(self):
nodelist = []
if self.expr is not None: nodelist.append(("expr", self.expr))
return tuple(nodelist)
attr_names = ('op', )
class Union(Node):
__slots__ = ('name', 'decls', 'coord', '__weakref__')
def __init__(self, name, decls, coord=None):
self.name = name
self.decls = decls
self.coord = coord
def children(self):
nodelist = []
for i, child in enumerate(self.decls or []):
nodelist.append(("decls[%d]" % i, child))
return tuple(nodelist)
attr_names = ('name', )
class While(Node):
__slots__ = ('cond', 'stmt', 'coord', '__weakref__')
def __init__(self, cond, stmt, coord=None):
self.cond = cond
self.stmt = stmt
self.coord = coord
def children(self):
nodelist = []
if self.cond is not None: nodelist.append(("cond", self.cond))
if self.stmt is not None: nodelist.append(("stmt", self.stmt))
return tuple(nodelist)
attr_names = ()