chiark - git - mdw - sod/blob - doc/meta.tex

   1 %%% -*-latex-*-
   2 %%%
   3 %%% Translation-time metaobjects
   4 %%%
   5 %%% (c) 2015 Straylight/Edgeware
   6 %%%
   7
   8 %%%----- Licensing notice ---------------------------------------------------
   9 %%%
  10 %%% This file is part of the Sensible Object Design, an object system for C.
  11 %%%
  12 %%% SOD is free software; you can redistribute it and/or modify
  13 %%% it under the terms of the GNU General Public License as published by
  14 %%% the Free Software Foundation; either version 2 of the License, or
  15 %%% (at your option) any later version.
  16 %%%
  17 %%% SOD is distributed in the hope that it will be useful,
  18 %%% but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 %%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 %%% GNU General Public License for more details.
  21 %%%
  22 %%% You should have received a copy of the GNU General Public License
  23 %%% along with SOD; if not, write to the Free Software Foundation,
  24 %%% Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  25
  26 \chapter{Translation-time metaobjects} \label{ch:meta}
  27
  28 %%%--------------------------------------------------------------------------
  29 \section{Base metaobject classes} \label{sec:meta.classes}
  30
  31 \begin{describe}{cls}
  32     {sod-class ()                                               \\ \ind
  33       \&key \=:name :nick :location :pset                     \+\\
  34               :superclasses :link :metaclass                    \\
  35               :slots :instance-initializers :class-initializers \\
  36               :initargs :initfrags :tearfrags                   \\
  37               :messages :methods}
  38 \end{describe}
  39
  40 \begin{describe*}
  41     {\dhead{gf}{sod-class-name @<class> @> @<string>}
  42      \dhead{gf}{sod-class-nickname @<class> @> @<string>}
  43      \dhead{gf}{sod-class-direct-superclasses @<class> @> @<list>}
  44      \dhead{gf}{sod-class-chain-link @<class> @> @<class-or-nil>}
  45      \dhead{gf}{sod-class-metaclass @<class> @> @<metaclass>}
  46      \dhead{gf}{sod-class-slots @<class> @> @<list>}
  47      \dhead{gf}{setf (sod-class-slots @<class>) @<list>}
  48      \dhead{gf}{sod-class-instance-initializers @<class> @> @<list>}
  49      \dhead{gf}{setf (sod-class-instance-initializers @<class>) @<list>}
  50      \dhead{gf}{sod-class-class-initializers @<class> @> @<list>}
  51      \dhead{gf}{setf (sod-class-class-initializers @<class>) @<list>}
  52      \dhead{gf}{sod-class-initargs @<class> @> @<list>}
  53      \dhead{gf}{setf (sod-class-initargs @<class>) @<list>}
  54      \dhead{gf}{sod-class-initfrags @<class> @> @<list>}
  55      \dhead{gf}{setf (sod-class-initfrags @<class>) @<list>}
  56      \dhead{gf}{sod-class-tearfrags @<class> @> @<list>}
  57      \dhead{gf}{setf (sod-class-tearfrags @<class>) @<list>}
  58      \dhead{gf}{sod-class-messages @<class> @> @<list>}
  59      \dhead{gf}{setf (sod-class-messages @<class>) @<list>}
  60      \dhead{gf}{sod-class-methods @<class> @> @<list>}
  61      \dhead{gf}{setf (sod-class-methods @<class>) @<list>}}
  62 \end{describe*}
  63
  64 \begin{describe}{fun}
  65     {make-sod-class @<name> @<superclasses> @<pset> \&optional @<floc>
  66       @> @<class>}
  67 \end{describe}
  68
  69 \begin{describe*}
  70     {\dhead{lmac}{slot @<name> @<type> @{ @<keyword> @<value> @}^*}
  71      \dhead{lmac}{instance-initializer @<nick> @<name>
  72                                        @<value-kind> @<value-form>
  73                                        @{ @<keyword> @<value> @}^*}
  74      \dhead{lmac}{class-initializer @<nick> @<name>
  75                                     @<value-kind> @<value-form>
  76                                     @{ @<keyword> @<value> @}^*}
  77      \dhead{lmac}{message @<name> @<type> @{ @<keyword> @<value> @}^*}
  78      \dhead{lmac}{method @<nick> @<name> @<type> @<body>
  79                          @{ @<keyword> @<value> @}^*}}
  80 \end{describe*}
  81
  82 \begin{describe}{fun}
  83     {find-superclass-by-nick @<class> @<nick> @> @<superclass>}
  84 \end{describe}
  85
  86 \begin{describe}{ty}{inheritance-path-reporter-state}
  87 \end{describe}
  88
  89 \begin{describe}{fun}{make-inheritance-path-reporter-state @> @<state>}
  90 \end{describe}
  91
  92 \begin{describe}{fun}{report-inheritance-path @<state> @<super>}
  93 \end{describe}
  94
  95 \begin{describe}{fun}
  96     {select-minimal-class-property
  97         \=@<supers> @<key> @<order> @<default> @<what> \\
  98         \>\&key :present :allow-empty
  99       \nlret @<object>}
 100 \end{describe}
 101
 102 \begin{describe}{fun}
 103     {sod-subclass-p @<class-a> @<class-b> @> @<generalized-boolean>}
 104 \end{describe}
 105
 106 \begin{describe}{fun}{valid-name-p @<name> @> @<generalized-boolean>}
 107 \end{describe}
 108
 109 \begin{describe}{fun}{find-root-superclass @<class> @> @<superclass>}
 110 \end{describe}
 111
 112 \begin{describe}{fun}{find-root-metaclass @<class> @> @<metaclass>}
 113 \end{describe}
 114
 115 \begin{describe}{cls}{sod-slot () \&key :name :location :pset :class :type}
 116 \end{describe}
 117
 118 \begin{describe*}
 119     {\dhead{gf}{sod-slot-name @<slot> @> @<string>}
 120      \dhead{gf}{sod-slot-class @<slot> @> @<class>}
 121      \dhead{gf}{sod-slot-type @<slot> @> @<c-type>}}
 122 \end{describe*}
 123
 124 \begin{describe}{gf}
 125     {make-sod-slot @<class> @<name> @<type> @<pset> \&optional @<floc>
 126       @> @<slot>}
 127 \end{describe}
 128
 129 \begin{describe*}
 130     {\dhead{fun}
 131       {find-instance-slot-by-name @<class> @<super-nick> @<slot-name>
 132         @> @<slot>}
 133      \dhead{fun}
 134       {find-class-slot-by-name @<class> @<super-nick> @<slot-name>
 135         @> @<slot>}}
 136 \end{describe*}
 137
 138 \begin{describe}{fun}
 139     {find-instance-slot-by-name @<class> @<super-nick> @<slot-name>
 140       @> @<slot>}
 141 \end{describe}
 142
 143 \begin{describe}{cls}
 144     {sod-class-slot (sod-slot)                                  \\ \ind
 145       \&key :name :location :pset :class :type
 146             :initializer-function :prepare-function}
 147 \end{describe}
 148
 149 \begin{describe*}
 150     {\dhead{gf}{sod-slot-initializer-function @<slot> @> @<function>}
 151      \dhead{gf}{sod-slot-prepare-function @<slot> @> @<function>}}
 152 \end{describe*}
 153
 154 \begin{describe*}
 155     {\dhead{cls}{sod-initializer ()
 156        \&key :slot :location :class :value}
 157      \dhead{cls}{sod-instance-initializer (sod-initializer)
 158        \&key :slot :location :class :value}
 159      \dhead{cls}{sod-class-initializer (sod-initializer)
 160        \&key :slot :location :class :value}}
 161 \end{describe*}
 162
 163 \begin{describe*}
 164     {\dhead{gf}{sod-initializer-slot @<init> @> @<slot>}
 165      \dhead{gf}{sod-initializer-value @<init> @> @<fragment>}}
 166 \end{describe*}
 167
 168 \begin{describe*}
 169     {\dhead{gf}
 170       {make-slot-instance-initializer
 171           \=@<class> @<nick> @<name> @<value> @<pset> \&optional @<floc>
 172         \nlret @<init>}
 173      \dhead{gf}
 174       {make-slot-class-initializer
 175           \=@<class> @<nick> @<name> @<value> @<pset> \&optional @<floc>
 176         \nlret @<init>}}
 177 \end{describe*}
 178
 179 \begin{describe}{gf}
 180     {make-sod-initializer-using-slot
 181         \=@<class> @<slot> @<init-class> @<value> @<pset> \&optional @<floc>
 182       \nlret @<init>}
 183 \end{describe}
 184
 185 \begin{describe}{cls}{sod-initarg () \&key :class :location :name :type}
 186 \end{describe}
 187
 188 \begin{describe*}
 189     {\dhead{gf}{sod-initarg-class @<initarg> @> @<class>}
 190      \dhead{gf}{sod-initarg-name @<initarg> @> @<string>}
 191      \dhead{gf}{sod-initarg-type @<initarg> @> @<c-type>}}
 192 \end{describe*}
 193
 194 \begin{describe}{cls}
 195     {sod-user-initarg (sod-initarg)
 196       \&key :class :location :name :type :default}
 197 \end{describe}
 198
 199 \begin{describe}{gf}
 200      {make-sod-user-initarg @<class> @<name> @<type> @<pset>
 201                             \&optional @<default> @<floc>}
 202 \end{describe}
 203
 204 \begin{describe}{gf}{sod-initarg-default @<initarg> @> @<default>}
 205 \end{describe}
 206
 207 \begin{describe}{cls}
 208     {sod-slot-initarg (sod-initarg)
 209       \&key :class :location :name :type :slot}
 210 \end{describe}
 211
 212 \begin{describe}{gf}{sod-initarg-slot @<initarg> @> @<slot>}
 213 \end{describe}
 214
 215 \begin{describe}{gf}
 216     {make-sod-slot-initarg @<class> @<name> @<nick> @<slot-name> @<pset>
 217                            \&optional @<floc>}
 218 \end{describe}
 219
 220 \begin{describe}{gf}
 221     {make-sod-slot-initarg @<class> @<name> @<nick> @<slot-name> @<pset>
 222                            \&optional @<floc>}
 223 \end{describe}
 224
 225 \begin{describe}{gf}
 226     {make-sod-slot-initarg-using-slot @<class> @<name> @<slot> @<pset>
 227                                       \&optional @<floc>}
 228 \end{describe}
 229
 230 \begin{describe*}
 231     {\dhead{gf}{make-sod-class-initfrag @<class> @<frag> @<pset>
 232                                         \&optional @<floc>}
 233      \dhead{gf}{make-sod-class-tearfrag @<class> @<frag> @<pset>
 234                                         \&optional @<floc>}}
 235 \end{describe*}
 236
 237 \begin{describe}{cls}{sod-message () \&key :name :location :class :type}
 238 \end{describe}
 239
 240 \begin{describe*}
 241     {\dhead{gf}{sod-message-name @<message> @> @<string>}
 242      \dhead{gf}{sod-message-class @<message> @> @<class>}
 243      \dhead{gf}{sod-message-type @<message> @> @<c-type>}}
 244 \end{describe*}
 245
 246 \begin{describe}{gf}
 247     {make-sod-message @<class> @<name> @<type> @<pset> \&optional @<floc>
 248       @> @<message>}
 249 \end{describe}
 250
 251 \begin{describe}{gf}{check-message-type @<message> @<type>}
 252 \end{describe}
 253
 254 \begin{describe}{fun}
 255     {find-message-by-name @<class> @<super-nick> @<message-name>
 256       @> @<message>}
 257 \end{describe}
 258
 259 \begin{describe}{cls}
 260     {sod-method () \&key :message :location :class :type :body}
 261 \end{describe}
 262
 263 \begin{describe*}
 264     {\dhead{gf}{sod-method-message @<method> @> @<message>}
 265      \dhead{gf}{sod-method-class @<method> @> @<class>}
 266      \dhead{gf}{sod-method-type @<method> @> @<c-type>}
 267      \dhead{gf}{sod-method-body @<method> @> @<fragment-or-nil>}}
 268 \end{describe*}
 269
 270 \begin{describe}{gf}
 271     {make-sod-method
 272         \=@<class> @<nick> @<name> @<type> @<body>            \+\\
 273           @<pset> \&optional @<floc>                          \-
 274       \nlret @<method>}
 275 \end{describe}
 276
 277 \begin{describe}{gf}
 278     {make-sod-method-using-message
 279         \=@<message> @<class>
 280           @<type> @<body>                                     \+\\
 281           @<pset> \&optional @<floc>                          \-
 282       \nlret @<method>}
 283 \end{describe}
 284
 285 \begin{describe}{gf}
 286     {sod-message-method-class @<message> @<class> @<pset> @> @<method-class>}
 287 \end{describe}
 288
 289 \begin{describe}{gf}{check-method-type @<method> @<message> @<type>}
 290 \end{describe}
 291
 292 \begin{describe}{fun}
 293     {argument-lists-compatible-p @<message-args> @<method-args>
 294       @> @<generalized-boolean>}
 295 \end{describe}
 296
 297 \begin{describe}{fun}{check-method-return-type @<method-type> @<return-type>}
 298 \end{describe}
 299
 300 \begin{describe}{fun}
 301     {check-method-return-type-against-message @<method-type> @<message-type>}
 302 \end{describe}
 303
 304 \begin{describe}{fun}
 305     {check-method-argument-lists @<method-type> @<message-type>}
 306 \end{describe}
 307
 308 %%%--------------------------------------------------------------------------
 309 \section{Class finalization protocol} \label{sec:meta.finalization}
 310
 311 \begin{describe}{mac}
 312     {finalization-error (@<token> @<arg>^*) \\ \ind
 313       @<declaration>^* \\
 314       @<form>^* \-
 315      \nlret @<value>^*}
 316 \end{describe}
 317
 318 \begin{describe}{fun}{finalization-failed}
 319 \end{describe}
 320
 321 \begin{describe*}
 322     {\dhead{gf}{sod-class-precedence-list @<class> @> @<list>}
 323      \dhead{gf}{sod-class-type @<class> @> @<c-type>}
 324      \dhead{gf}{sod-class-chain-head @<class> @> @<class>}
 325      \dhead{gf}{sod-class-chain @<class> @> @<list>}
 326      \dhead{gf}{sod-class-chains @<class> @> @<list>}
 327      \dhead{gf}{sod-class-state @<class> @> @<state>}}
 328 \end{describe*}
 329
 330 \begin{describe}{gf}{compute-cpl @<class> @> @<list>}
 331 \end{describe}
 332
 333 \begin{describe}{fun}{merge-class-lists @<class> @<lists> @<pick> @> @<list>}
 334 \end{describe}
 335
 336 \begin{describe}{gf}{compute-chains @<class> @> @<list>}
 337 \end{describe}
 338
 339 \begin{describe}{gf}{guess-metaclass @<class> @> @<metaclass>}
 340 \end{describe}
 341
 342 \begin{describe}{gf}{check-sod-class @<class>}
 343 \end{describe}
 344
 345 \begin{describe}{gf}{finalize-sod-class @<class> @> @<generalized-boolean>}
 346   \begin{describe}{meth}{finalize-sod-class (@<class> sod-class)}
 347   \end{describe}
 348   \begin{describe}{ar-meth}{finalize-sod-class (@<class> sod-class)
 349                               @> @<generalized-boolean>}
 350   \end{describe}
 351 \end{describe}
 352
 353 \begin{describe}{fun}{clos-cpl @<class> @> @<list>}
 354 \end{describe}
 355
 356 \begin{describe}{fun}{dylan-cpl @<class> @> @<list>}
 357 \end{describe}
 358
 359 \begin{describe}{fun}{c3-cpl @<class> @> @<list>}
 360 \end{describe}
 361
 362 \begin{describe}{fun}{flavors-cpl @<class> @> @<list>}
 363 \end{describe}
 364
 365 \begin{describe}{fun}{python-cpl @<class> @> @<list>}
 366 \end{describe}
 367
 368 \begin{describe}{fun}{l*loops-cpl @<class> @> @<list>}
 369 \end{describe}
 370
 371 %%%----- That's all, folks --------------------------------------------------
 372
 373 %%% Local variables:
 374 %%% mode: LaTeX
 375 %%% TeX-master: "sod.tex"
 376 %%% TeX-PDF-mode: t
 377 %%% End: