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, 59 Temple Place - Suite 330, Boston, MA
  22 02111-1307, 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 int
  67 objc_comptypes (tree ARG_UNUSED (lhs), tree ARG_UNUSED (rhs),
  68                 int ARG_UNUSED (reflexive))
  69 {
  70   return -1;
  71 }
  72
  73 tree
  74 objc_rewrite_function_call (tree function, tree ARG_UNUSED (params))
  75 {
  76   return function;
  77 }
  78
  79 tree
  80 objc_message_selector (void)
  81 {
  82   return 0;
  83 }
  84
  85 void
  86 objc_declare_alias (tree ARG_UNUSED (alias), tree ARG_UNUSED (orig))
  87 {
  88 }
  89
  90 void
  91 objc_declare_class (tree ARG_UNUSED (list))
  92 {
  93 }
  94
  95 void
  96 objc_declare_protocols (tree ARG_UNUSED (list))
  97 {
  98 }
  99
 100 void
 101 objc_start_protocol (tree ARG_UNUSED (proto),
 102                      tree ARG_UNUSED (protorefs))
 103 {
 104 }
 105
 106 void
 107 objc_start_class_interface (tree ARG_UNUSED (name),
 108                             tree ARG_UNUSED (super),
 109                             tree ARG_UNUSED (protos))
 110 {
 111 }
 112
 113 void
 114 objc_start_category_interface (tree ARG_UNUSED (name),
 115                                tree ARG_UNUSED (categ),
 116                                tree ARG_UNUSED (protos))
 117 {
 118 }
 119
 120 void
 121 objc_continue_interface (void)
 122 {
 123 }
 124
 125 void
 126 objc_finish_interface (void)
 127 {
 128 }
 129
 130 void
 131 objc_add_instance_variable (tree ARG_UNUSED (decl))
 132 {
 133 }
 134
 135 void
 136 objc_set_visibility (int ARG_UNUSED (vis))
 137 {
 138 }
 139
 140 void
 141 objc_set_method_type (enum tree_code ARG_UNUSED (code))
 142 {
 143 }
 144
 145 void
 146 objc_start_class_implementation (tree ARG_UNUSED (name),
 147                                  tree ARG_UNUSED (super))
 148 {
 149 }
 150
 151 void
 152 objc_start_category_implementation (tree ARG_UNUSED (name),
 153                                     tree ARG_UNUSED (categ))
 154 {
 155 }
 156
 157 void
 158 objc_continue_implementation (void)
 159 {
 160 }
 161
 162 void
 163 objc_clear_super_receiver (void)
 164 {
 165 }
 166
 167 void
 168 objc_finish_implementation (void)
 169 {
 170 }
 171
 172 void
 173 objc_add_method_declaration (tree ARG_UNUSED (signature))
 174 {
 175 }
 176
 177 void
 178 objc_start_method_definition (tree ARG_UNUSED (signature))
 179 {
 180 }
 181
 182 void
 183 objc_finish_method_definition (tree ARG_UNUSED (fndecl))
 184 {
 185 }
 186
 187 tree
 188 objc_build_keyword_decl (tree ARG_UNUSED (selector),
 189                          tree ARG_UNUSED (typename),
 190                          tree ARG_UNUSED (identifier))
 191 {
 192   return 0;
 193 }
 194
 195 tree
 196 objc_build_method_signature (tree ARG_UNUSED (rettype),
 197                              tree ARG_UNUSED (selectors),
 198                              tree ARG_UNUSED (optparms),
 199                              bool ARG_UNUSED (ellipsis))
 200 {
 201   return 0;
 202 }
 203
 204 tree
 205 objc_build_encode_expr (tree ARG_UNUSED (expr))
 206 {
 207   return 0;
 208 }
 209
 210 tree
 211 objc_build_protocol_expr (tree ARG_UNUSED (expr))
 212 {
 213   return 0;
 214 }
 215
 216 tree
 217 objc_build_selector_expr (tree ARG_UNUSED (expr))
 218 {
 219   return 0;
 220 }
 221
 222 tree
 223 objc_build_message_expr (tree ARG_UNUSED (expr))
 224 {
 225   return 0;
 226 }
 227
 228 tree
 229 objc_build_string_object (tree ARG_UNUSED (str))
 230 {
 231   return 0;
 232 }
 233
 234 tree
 235 objc_get_class_reference (tree ARG_UNUSED (name))
 236 {
 237   return 0;
 238 }
 239
 240 tree
 241 objc_get_protocol_qualified_type (tree ARG_UNUSED (name),
 242                                   tree ARG_UNUSED (protos))
 243 {
 244   return 0;
 245 }
 246
 247 int
 248 objc_static_init_needed_p (void)
 249 {
 250   return 0;
 251 }
 252
 253 tree
 254 objc_generate_static_init_call (tree ARG_UNUSED (ctors))
 255 {
 256   return 0;
 257 }
 258
 259 int
 260 objc_is_public (tree ARG_UNUSED (expr), tree ARG_UNUSED (identifier))
 261 {
 262   return 1;
 263 }
 264
 265 tree
 266 objc_get_class_ivars (tree ARG_UNUSED (name))
 267 {
 268   return 0;
 269 }
 270
 271 tree
 272 objc_build_throw_stmt (tree ARG_UNUSED (expr))
 273 {
 274   return 0;
 275 }
 276
 277 tree
 278 objc_build_synchronized (location_t ARG_UNUSED (start_locus),
 279                          tree ARG_UNUSED (mutex), tree ARG_UNUSED (body))
 280 {
 281   return 0;
 282 }
 283
 284 void
 285 objc_begin_try_stmt (location_t ARG_UNUSED (try_locus), tree ARG_UNUSED (body))
 286 {
 287 }
 288
 289 void
 290 objc_begin_catch_clause (tree ARG_UNUSED (decl))
 291 {
 292 }
 293
 294 void
 295 objc_finish_catch_clause (void)
 296 {
 297 }
 298
 299 void
 300 objc_build_finally_clause (location_t ARG_UNUSED (finally_locus),
 301                            tree ARG_UNUSED (body))
 302 {
 303 }
 304
 305 tree
 306 objc_finish_try_stmt (void)
 307 {
 308   return 0;
 309 }
 310
 311 tree
 312 objc_generate_write_barrier (tree ARG_UNUSED (lhs),
 313                              enum tree_code ARG_UNUSED (modifycode),
 314                              tree ARG_UNUSED (rhs))
 315 {
 316   return 0;
 317 }