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1 /* Stub functions for Objective-C and Objective-C++ routines
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2 that are called from within the C and C++ front-ends,
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3 respectively.
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4 Copyright (C) 1991, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
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5 2004, 2005, 2007 Free Software Foundation, Inc.
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6
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7 This file is part of GCC.
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8
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9 GCC is free software; you can redistribute it and/or modify it under
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10 the terms of the GNU General Public License as published by the Free
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11 Software Foundation; either version 3, or (at your option) any later
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12 version.
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13
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14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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17 for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with GCC; see the file COPYING3. If not see
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21 <http://www.gnu.org/licenses/>. */
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22
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23 #include "config.h"
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24 #include "system.h"
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25 #include "coretypes.h"
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26 #include "tree.h"
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27 #include "c-common.h"
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28
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29 tree
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30 objc_is_class_name (tree ARG_UNUSED (arg))
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31 {
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32 return 0;
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33 }
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34
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35 tree
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36 objc_is_id (tree ARG_UNUSED (arg))
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37 {
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38 return 0;
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39 }
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40
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41 tree
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42 objc_is_object_ptr (tree ARG_UNUSED (arg))
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43 {
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44 return 0;
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45 }
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46
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47 tree
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48 objc_lookup_ivar (tree other, tree ARG_UNUSED (arg))
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49 {
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50 /* Just use whatever C/C++ found. */
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51 return other;
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52 }
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53
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54 void
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55 objc_check_decl (tree ARG_UNUSED (decl))
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56 {
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57 }
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58
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59 int
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60 objc_is_reserved_word (tree ARG_UNUSED (ident))
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61 {
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62 return 0;
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63 }
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64
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65 bool
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66 objc_compare_types (tree ARG_UNUSED (ltyp), tree ARG_UNUSED (rtyp),
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67 int ARG_UNUSED (argno), tree ARG_UNUSED (callee))
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68 {
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69 return false;
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70 }
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71
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72 void
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73 objc_volatilize_decl (tree ARG_UNUSED (decl))
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74 {
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75 }
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76
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77 bool
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78 objc_type_quals_match (tree ARG_UNUSED (ltyp), tree ARG_UNUSED (rtyp))
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79 {
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80 return false;
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81 }
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82
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83 tree
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84 objc_rewrite_function_call (tree function, tree ARG_UNUSED (params))
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85 {
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86 return function;
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87 }
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88
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89 tree
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90 objc_message_selector (void)
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91 {
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92 return 0;
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93 }
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94
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95 void
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96 objc_declare_alias (tree ARG_UNUSED (alias), tree ARG_UNUSED (orig))
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97 {
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98 }
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99
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100 void
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101 objc_declare_class (tree ARG_UNUSED (list))
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102 {
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103 }
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104
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105 void
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106 objc_declare_protocols (tree ARG_UNUSED (list))
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107 {
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108 }
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109
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110 void
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111 objc_start_protocol (tree ARG_UNUSED (proto),
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112 tree ARG_UNUSED (protorefs))
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113 {
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114 }
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115
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116 void
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117 objc_start_class_interface (tree ARG_UNUSED (name),
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118 tree ARG_UNUSED (super),
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119 tree ARG_UNUSED (protos))
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120 {
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121 }
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122
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123 void
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124 objc_start_category_interface (tree ARG_UNUSED (name),
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125 tree ARG_UNUSED (categ),
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126 tree ARG_UNUSED (protos))
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127 {
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128 }
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129
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130 void
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131 objc_continue_interface (void)
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132 {
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133 }
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134
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135 void
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136 objc_finish_interface (void)
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137 {
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138 }
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139
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140 void
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141 objc_add_instance_variable (tree ARG_UNUSED (decl))
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142 {
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143 }
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144
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145 void
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146 objc_set_visibility (int ARG_UNUSED (vis))
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147 {
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148 }
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149
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150 void
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151 objc_set_method_type (enum tree_code ARG_UNUSED (code))
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152 {
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153 }
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154
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155 void
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156 objc_start_class_implementation (tree ARG_UNUSED (name),
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157 tree ARG_UNUSED (super))
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158 {
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159 }
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160
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161 void
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162 objc_start_category_implementation (tree ARG_UNUSED (name),
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163 tree ARG_UNUSED (categ))
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164 {
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165 }
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166
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167 void
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168 objc_continue_implementation (void)
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169 {
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170 }
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171
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172 void
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173 objc_clear_super_receiver (void)
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174 {
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175 }
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176
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177 void
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178 objc_finish_implementation (void)
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179 {
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180 }
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181
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182 void
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183 objc_add_method_declaration (tree ARG_UNUSED (signature))
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184 {
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185 }
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186
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187 void
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188 objc_start_method_definition (tree ARG_UNUSED (signature))
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189 {
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190 }
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191
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192 void
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193 objc_finish_method_definition (tree ARG_UNUSED (fndecl))
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194 {
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195 }
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196
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197 tree
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198 objc_build_keyword_decl (tree ARG_UNUSED (selector),
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199 tree ARG_UNUSED (type),
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200 tree ARG_UNUSED (identifier))
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201 {
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202 return 0;
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203 }
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204
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205 tree
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206 objc_build_method_signature (tree ARG_UNUSED (rettype),
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207 tree ARG_UNUSED (selectors),
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208 tree ARG_UNUSED (optparms),
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209 bool ARG_UNUSED (ellipsis))
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210 {
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211 return 0;
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212 }
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213
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214 tree
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215 objc_build_encode_expr (tree ARG_UNUSED (expr))
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216 {
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217 return 0;
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218 }
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219
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220 tree
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221 objc_build_protocol_expr (tree ARG_UNUSED (expr))
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222 {
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223 return 0;
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224 }
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225
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226 tree
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227 objc_build_selector_expr (tree ARG_UNUSED (expr))
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228 {
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229 return 0;
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230 }
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231
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232 tree
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233 objc_build_message_expr (tree ARG_UNUSED (expr))
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234 {
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235 return 0;
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236 }
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237
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238 tree
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239 objc_build_string_object (tree ARG_UNUSED (str))
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240 {
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241 return 0;
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242 }
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243
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244 tree
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245 objc_get_class_reference (tree ARG_UNUSED (name))
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246 {
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247 return 0;
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248 }
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249
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250 tree
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251 objc_get_protocol_qualified_type (tree ARG_UNUSED (name),
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252 tree ARG_UNUSED (protos))
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253 {
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254 return 0;
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255 }
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256
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257 int
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258 objc_static_init_needed_p (void)
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259 {
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260 return 0;
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261 }
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262
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263 tree
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264 objc_generate_static_init_call (tree ARG_UNUSED (ctors))
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265 {
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266 return 0;
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267 }
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268
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269 int
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270 objc_is_public (tree ARG_UNUSED (expr), tree ARG_UNUSED (identifier))
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271 {
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272 return 1;
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273 }
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274
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275 tree
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276 objc_get_class_ivars (tree ARG_UNUSED (name))
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277 {
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278 return 0;
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279 }
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280
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281 tree
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282 objc_build_throw_stmt (tree ARG_UNUSED (expr))
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283 {
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284 return 0;
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285 }
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286
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287 tree
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288 objc_build_synchronized (location_t ARG_UNUSED (start_locus),
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289 tree ARG_UNUSED (mutex), tree ARG_UNUSED (body))
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290 {
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291 return 0;
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292 }
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293
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294 void
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295 objc_begin_try_stmt (location_t ARG_UNUSED (try_locus), tree ARG_UNUSED (body))
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296 {
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297 }
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298
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299 void
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300 objc_begin_catch_clause (tree ARG_UNUSED (decl))
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301 {
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302 }
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303
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304 void
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305 objc_finish_catch_clause (void)
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306 {
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307 }
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308
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309 void
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310 objc_build_finally_clause (location_t ARG_UNUSED (finally_locus),
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311 tree ARG_UNUSED (body))
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312 {
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313 }
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314
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315 tree
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316 objc_finish_try_stmt (void)
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317 {
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318 return 0;
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319 }
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320
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321 tree
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322 objc_generate_write_barrier (tree ARG_UNUSED (lhs),
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323 enum tree_code ARG_UNUSED (modifycode),
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324 tree ARG_UNUSED (rhs))
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325 {
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326 return 0;
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327 }
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