private void _Pointer(AmyDeclarator declarator)
{
CType qualifier = 0;
bool ok = false;
while (!ok) {
Token token = input.ReadToken();
switch ((TokenType)token.Type) {
case TokenType.KeywordConst:
qualifier |= CType.Const;
break;
case TokenType.KeywordRestrict:
qualifier |= CType.Restrict;
break;
case TokenType.KeywordVolatile:
qualifier |= CType.Volatile;
break;
//case TokenType.KeywordAtomic:
// qualifier |= CType.Atomic;
//break;
default:
input.UnToken(token);
ok = true;
break;
}
}
declarator.PushPointer(qualifier);
}
private AmyDeclarator _Declarator(AmyType type)
{
AmyDeclarator declarator = new AmyDeclarator(type);
for (; ; ) {
Token token = input.ReadToken();
switch ((TokenType)token.Type) {
case TokenType.Star:
_Pointer(declarator);
break;
case TokenType.Identifier:
declarator.Alias = token.Litteral;
// Console.WriteLine("Declare " + declarator);
_DeclaratorDeco(declarator);
return declarator;
case TokenType.OpenParenthesis:
// FIXME What if there is no IDENTIFIER !?
// FIXME avoid recursivity
AmyDeclarator refer = _Declarator(type);
token = input.ReadToken();
if (token.Type != (int)TokenType.CloseParenthesis)
ErrorReport.Error("Unexpected token");
_DeclaratorDeco(refer);
if (false) {
// If type is unchanged
// refer.PointerCount == 0 && refer,Paramters == 0
return refer;
} else {
declarator.Alias = refer.Alias;
refer.Alias = Anonyme();
// CreateTypeWith refer (FunctionPointer!!)
declarator.Type = declarator.Type.Refered(refer);
return declarator;
}
case TokenType.OpenBraclet:
input.UnToken(token);
_DeclaratorDeco(declarator);
return declarator;
default:
input.UnToken(token);
return declarator;
}
}
}
private void _DeclaratorDeco(AmyDeclarator declarator)
{
for (; ; ) {
Token token = input.ReadToken();
if (token.Type == (int)TokenType.OpenParenthesis) {
for (; ; ) {
// FIXME no storage
AmyType type = _TypeDeclaration();
if (type == null) {
token = input.ReadToken();
if (token.Type == (int)TokenType.Operator3Dot) {
Console.WriteLine("Add unbounded param to " + declarator);
token = input.ReadToken();
if (token.Type != (int)TokenType.CloseParenthesis)
ErrorReport.Error("Unexpected");
return;
} else if (token.Type == (int)TokenType.CloseParenthesis)
return;
else {
ErrorReport.Error("Unexpected");
}
}
AmyDeclarator param = _Declarator(type);
// param.Alias = token.Litteral;
Console.WriteLine("Add param " + param + " to " + declarator);
token = input.ReadToken();
if (token.Type == (int)TokenType.CloseParenthesis)
return;
if (token.Type != (int)TokenType.Comma) {
ErrorReport.Error("Unexpected");
return;
}
}
} else if (token.Type == (int)TokenType.OpenBraclet) {
token = input.ReadToken();
if (token.Type == (int)TokenType.CloseBraclet) {
declarator.PushPointer(CType.Array);
} else {
while (token.Type != (int)TokenType.CloseBraclet)
token = input.ReadToken();
declarator.PushPointer(CType.Array);
// FIXME read Array expression
}
} else {
input.UnToken(token);
return;
}
}
}
public AmyType Refered(AmyDeclarator decl)
{
AmyType at = new AmyType(this.Storage, decl.Alias);
// FIXME
return at;
}