gcc/stub-objc.c

   1 /* Stub functions for Objective-C and Objective-C++ routines
   2    that are called from within the C and C++ front-ends,
   3    respectively.
   4    Copyright (C) 1991, 1995, 1997, 1998,
   5    1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
   6
   7 This file is part of GCC.
   8
   9 GCC is free software; you can redistribute it and/or modify it under
  10 the terms of the GNU General Public License as published by the Free
  11 Software Foundation; either version 2, or (at your option) any later
  12 version.
  13
  14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  17 for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with GCC; see the file COPYING.  If not, write to the Free
  21 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
  22 02110-1301, USA.  */
  23
  24 #include "config.h"
  25 #include "system.h"
  26 #include "coretypes.h"
  27 #include "tree.h"
  28 #include "c-common.h"
  29
  30 tree
  31 objc_is_class_name (tree ARG_UNUSED (arg))
  32 {
  33   return 0;
  34 }
  35
  36 tree
  37 objc_is_id (tree ARG_UNUSED (arg))
  38 {
  39   return 0;
  40 }
  41
  42 tree
  43 objc_is_object_ptr (tree ARG_UNUSED (arg))
  44 {
  45   return 0;
  46 }
  47
  48 tree
  49 objc_lookup_ivar (tree other, tree ARG_UNUSED (arg))
  50 {
  51   /* Just use whatever C/C++ found.  */
  52   return other;
  53 }
  54
  55 void
  56 objc_check_decl (tree ARG_UNUSED (decl))
  57 {
  58 }
  59
  60 int
  61 objc_is_reserved_word (tree ARG_UNUSED (ident))
  62 {
  63   return 0;
  64 }
  65
  66 bool
  67 objc_compare_types (tree ARG_UNUSED (ltyp), tree ARG_UNUSED (rtyp),
  68                     int ARG_UNUSED (argno), tree ARG_UNUSED (callee))
  69 {
  70   return false;
  71 }
  72
  73 void
  74 objc_volatilize_decl (tree ARG_UNUSED (decl))
  75 {
  76 }
  77
  78 bool
  79 objc_type_quals_match (tree ARG_UNUSED (ltyp), tree ARG_UNUSED (rtyp))
  80 {
  81   return false;
  82 }
  83
  84 tree
  85 objc_rewrite_function_call (tree function, tree ARG_UNUSED (params))
  86 {
  87   return function;
  88 }
  89
  90 tree
  91 objc_message_selector (void)
  92 {
  93   return 0;
  94 }
  95
  96 void
  97 objc_declare_alias (tree ARG_UNUSED (alias), tree ARG_UNUSED (orig))
  98 {
  99 }
 100
 101 void
 102 objc_declare_class (tree ARG_UNUSED (list))
 103 {
 104 }
 105
 106 void
 107 objc_declare_protocols (tree ARG_UNUSED (list))
 108 {
 109 }
 110
 111 void
 112 objc_start_protocol (tree ARG_UNUSED (proto),
 113                      tree ARG_UNUSED (protorefs))
 114 {
 115 }
 116
 117 void
 118 objc_start_class_interface (tree ARG_UNUSED (name),
 119                             tree ARG_UNUSED (super),
 120                             tree ARG_UNUSED (protos))
 121 {
 122 }
 123
 124 void
 125 objc_start_category_interface (tree ARG_UNUSED (name),
 126                                tree ARG_UNUSED (categ),
 127                                tree ARG_UNUSED (protos))
 128 {
 129 }
 130
 131 void
 132 objc_continue_interface (void)
 133 {
 134 }
 135
 136 void
 137 objc_finish_interface (void)
 138 {
 139 }
 140
 141 void
 142 objc_add_instance_variable (tree ARG_UNUSED (decl))
 143 {
 144 }
 145
 146 void
 147 objc_set_visibility (int ARG_UNUSED (vis))
 148 {
 149 }
 150
 151 void
 152 objc_set_method_type (enum tree_code ARG_UNUSED (code))
 153 {
 154 }
 155
 156 void
 157 objc_start_class_implementation (tree ARG_UNUSED (name),
 158                                  tree ARG_UNUSED (super))
 159 {
 160 }
 161
 162 void
 163 objc_start_category_implementation (tree ARG_UNUSED (name),
 164                                     tree ARG_UNUSED (categ))
 165 {
 166 }
 167
 168 void
 169 objc_continue_implementation (void)
 170 {
 171 }
 172
 173 void
 174 objc_clear_super_receiver (void)
 175 {
 176 }
 177
 178 void
 179 objc_finish_implementation (void)
 180 {
 181 }
 182
 183 void
 184 objc_add_method_declaration (tree ARG_UNUSED (signature))
 185 {
 186 }
 187
 188 void
 189 objc_start_method_definition (tree ARG_UNUSED (signature))
 190 {
 191 }
 192
 193 void
 194 objc_finish_method_definition (tree ARG_UNUSED (fndecl))
 195 {
 196 }
 197
 198 tree
 199 objc_build_keyword_decl (tree ARG_UNUSED (selector),
 200                          tree ARG_UNUSED (typename),
 201                          tree ARG_UNUSED (identifier))
 202 {
 203   return 0;
 204 }
 205
 206 tree
 207 objc_build_method_signature (tree ARG_UNUSED (rettype),
 208                              tree ARG_UNUSED (selectors),
 209                              tree ARG_UNUSED (optparms),
 210                              bool ARG_UNUSED (ellipsis))
 211 {
 212   return 0;
 213 }
 214
 215 tree
 216 objc_build_encode_expr (tree ARG_UNUSED (expr))
 217 {
 218   return 0;
 219 }
 220
 221 tree
 222 objc_build_protocol_expr (tree ARG_UNUSED (expr))
 223 {
 224   return 0;
 225 }
 226
 227 tree
 228 objc_build_selector_expr (tree ARG_UNUSED (expr))
 229 {
 230   return 0;
 231 }
 232
 233 tree
 234 objc_build_message_expr (tree ARG_UNUSED (expr))
 235 {
 236   return 0;
 237 }
 238
 239 tree
 240 objc_build_string_object (tree ARG_UNUSED (str))
 241 {
 242   return 0;
 243 }
 244
 245 tree
 246 objc_get_class_reference (tree ARG_UNUSED (name))
 247 {
 248   return 0;
 249 }
 250
 251 tree
 252 objc_get_protocol_qualified_type (tree ARG_UNUSED (name),
 253                                   tree ARG_UNUSED (protos))
 254 {
 255   return 0;
 256 }
 257
 258 int
 259 objc_static_init_needed_p (void)
 260 {
 261   return 0;
 262 }
 263
 264 tree
 265 objc_generate_static_init_call (tree ARG_UNUSED (ctors))
 266 {
 267   return 0;
 268 }
 269
 270 int
 271 objc_is_public (tree ARG_UNUSED (expr), tree ARG_UNUSED (identifier))
 272 {
 273   return 1;
 274 }
 275
 276 tree
 277 objc_get_class_ivars (tree ARG_UNUSED (name))
 278 {
 279   return 0;
 280 }
 281
 282 tree
 283 objc_build_throw_stmt (tree ARG_UNUSED (expr))
 284 {
 285   return 0;
 286 }
 287
 288 tree
 289 objc_build_synchronized (location_t ARG_UNUSED (start_locus),
 290                          tree ARG_UNUSED (mutex), tree ARG_UNUSED (body))
 291 {
 292   return 0;
 293 }
 294
 295 void
 296 objc_begin_try_stmt (location_t ARG_UNUSED (try_locus), tree ARG_UNUSED (body))
 297 {
 298 }
 299
 300 void
 301 objc_begin_catch_clause (tree ARG_UNUSED (decl))
 302 {
 303 }
 304
 305 void
 306 objc_finish_catch_clause (void)
 307 {
 308 }
 309
 310 void
 311 objc_build_finally_clause (location_t ARG_UNUSED (finally_locus),
 312                            tree ARG_UNUSED (body))
 313 {
 314 }
 315
 316 tree
 317 objc_finish_try_stmt (void)
 318 {
 319   return 0;
 320 }
 321
 322 tree
 323 objc_generate_write_barrier (tree ARG_UNUSED (lhs),
 324                              enum tree_code ARG_UNUSED (modifycode),
 325                              tree ARG_UNUSED (rhs))
 326 {
 327   return 0;
 328 }