1 /*-------------------------------------------------------------------------
2  * drawElements Quality Program Random Shader Generator
3  * ----------------------------------------------------
4  *
5  * Copyright 2014 The Android Open Source Project
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  *      http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  *
19  *//*!
20  * \file
21  * \brief Token class.
22  *//*--------------------------------------------------------------------*/
23 
24 #include "rsgToken.hpp"
25 #include "deMemory.h"
26 #include "deString.h"
27 
28 namespace rsg
29 {
30 
Token(const char * identifier)31 Token::Token (const char* identifier)
32 	: m_type(IDENTIFIER)
33 {
34 	m_arg.identifier = deStrdup(identifier);
35 	if (!m_arg.identifier)
36 		throw std::bad_alloc();
37 }
38 
~Token(void)39 Token::~Token (void)
40 {
41 	if (m_type == IDENTIFIER)
42 		deFree(m_arg.identifier);
43 }
44 
operator =(const Token & other)45 Token& Token::operator= (const Token& other)
46 {
47 	if (m_type == IDENTIFIER)
48 	{
49 		deFree(m_arg.identifier);
50 		m_arg.identifier = DE_NULL;
51 	}
52 
53 	m_type = other.m_type;
54 
55 	if (m_type == IDENTIFIER)
56 	{
57 		m_arg.identifier = deStrdup(other.m_arg.identifier);
58 		if (!m_arg.identifier)
59 			throw std::bad_alloc();
60 	}
61 	else if (m_type == FLOAT_LITERAL)
62 		m_arg.floatValue = other.m_arg.floatValue;
63 	else if (m_type == INT_LITERAL)
64 		m_arg.intValue = other.m_arg.intValue;
65 	else if (m_type == BOOL_LITERAL)
66 		m_arg.boolValue = other.m_arg.boolValue;
67 
68 	return *this;
69 }
70 
Token(const Token & other)71 Token::Token (const Token& other)
72 	: m_type(TYPE_LAST)
73 {
74 	*this = other;
75 }
76 
operator !=(const Token & other) const77 bool Token::operator!= (const Token& other) const
78 {
79 	if (m_type != other.m_type)
80 		return false;
81 
82 	if (m_type == IDENTIFIER && !deStringEqual(m_arg.identifier, other.m_arg.identifier))
83 		return false;
84 	else if (m_type == FLOAT_LITERAL && m_arg.floatValue != other.m_arg.floatValue)
85 		return false;
86 	else if (m_type == INT_LITERAL && m_arg.intValue != other.m_arg.intValue)
87 		return false;
88 	else if (m_type == BOOL_LITERAL && m_arg.boolValue != other.m_arg.boolValue)
89 		return false;
90 
91 	return true;
92 }
93 
TokenStream(void)94 TokenStream::TokenStream (void)
95 	: m_tokens		(ALLOC_SIZE)
96 	, m_numTokens	(0)
97 {
98 }
99 
~TokenStream(void)100 TokenStream::~TokenStream (void)
101 {
102 }
103 
104 } // rsg
105