1 /* 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 25 * OF SUCH DAMAGE. 26 * 27 * This file is part of the lwIP TCP/IP stack. 28 * 29 * Author: Martin Hentschel <info@cl-soft.de> 30 * 31 */ 32 33 using System; 34 using System.Collections.Generic; 35 36 namespace CCodeGeneration 37 { 38 public class FunctionDeclaration: CodeElement 39 { 40 public string Name { get; set; } 41 public bool IsStatic { get; set; } 42 public bool IsExtern { get; set; } 43 44 private readonly List<VariableType> parameter = new List<VariableType>(); 45 private VariableType returnType = VariableType.Void; 46 FunctionDeclaration()47 public FunctionDeclaration() 48 { 49 } 50 FunctionDeclaration(string name, bool isStatic = false, bool isExtern = false)51 public FunctionDeclaration(string name, bool isStatic = false, bool isExtern = false) 52 { 53 this.Name = name; 54 this.IsStatic = isStatic; 55 this.IsExtern = isExtern; 56 } 57 58 public List<VariableType> Parameter 59 { 60 get { return this.parameter; } 61 } 62 63 public VariableType ReturnType 64 { 65 get { return this.returnType; } 66 set 67 { 68 if (value == null) 69 { 70 throw new ArgumentNullException("ReturnValue"); 71 } 72 this.returnType = value; 73 } 74 } 75 GenerateCode(int level, CGenerator generator)76 public override void GenerateCode(int level, CGenerator generator) 77 { 78 generator.IndentLine(level); 79 80 if (this.IsExtern) 81 { 82 generator.OutputStream.Write("extern "); 83 } 84 85 if (this.IsStatic) 86 { 87 generator.OutputStream.Write("static "); 88 } 89 90 this.returnType.GenerateCode(generator); 91 generator.OutputStream.Write(" " + this.Name + "("); 92 93 if (this.Parameter.Count > 0) 94 { 95 for (int i = 0; i < this.parameter.Count; i++) 96 { 97 this.parameter[i].GenerateCode(generator); 98 99 if (i < (this.parameter.Count - 1)) 100 { 101 generator.OutputStream.Write(", "); 102 } 103 } 104 } 105 else 106 { 107 generator.OutputStream.Write("void"); 108 } 109 110 generator.OutputStream.Write(");"); 111 generator.WriteNewLine(); 112 } 113 } 114 } 115