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{meth}{sod-class}{file-location (@<class> sod-class) @> @<floc>}
  43      \dhead{gf}{sod-class-nickname @<class> @> @<string>}
  44      \dhead{gf}{sod-class-direct-superclasses @<class> @> @<list>}
  45      \dhead{gf}{sod-class-chain-link @<class> @> @<class-or-nil>}
  46      \dhead{gf}{sod-class-metaclass @<class> @> @<metaclass>}
  47      \dhead{gf}{sod-class-slots @<class> @> @<list>}
  48      \dhead{gf}{setf (sod-class-slots @<class>) @<list>}
  49      \dhead{gf}{sod-class-instance-initializers @<class> @> @<list>}
  50      \dhead{gf}{setf (sod-class-instance-initializers @<class>) @<list>}
  51      \dhead{gf}{sod-class-class-initializers @<class> @> @<list>}
  52      \dhead{gf}{setf (sod-class-class-initializers @<class>) @<list>}
  53      \dhead{gf}{sod-class-initargs @<class> @> @<list>}
  54      \dhead{gf}{setf (sod-class-initargs @<class>) @<list>}
  55      \dhead{gf}{sod-class-initfrags @<class> @> @<list>}
  56      \dhead{gf}{setf (sod-class-initfrags @<class>) @<list>}
  57      \dhead{gf}{sod-class-tearfrags @<class> @> @<list>}
  58      \dhead{gf}{setf (sod-class-tearfrags @<class>) @<list>}
  59      \dhead{gf}{sod-class-messages @<class> @> @<list>}
  60      \dhead{gf}{setf (sod-class-messages @<class>) @<list>}
  61      \dhead{gf}{sod-class-methods @<class> @> @<list>}
  62      \dhead{gf}{setf (sod-class-methods @<class>) @<list>}}
  63 \end{describe*}
  64
  65 \begin{describe}{fun}
  66     {make-sod-class @<name> @<superclasses> @<pset> \&key :location
  67       @> @<class>}
  68 \end{describe}
  69
  70 \begin{describe}{fun}
  71     {find-superclass-by-nick @<class> @<nick> @> @<superclass>}
  72 \end{describe}
  73
  74 \begin{describe}{ty}{inheritance-path-reporter-state}
  75 \end{describe}
  76
  77 \begin{describe}{fun}{make-inheritance-path-reporter-state @> @<state>}
  78 \end{describe}
  79
  80 \begin{describe}{fun}{report-inheritance-path @<state> @<super>}
  81 \end{describe}
  82
  83 \begin{describe}{fun}
  84     {select-minimal-class-property
  85         \=@<supers> @<key> @<order> @<default> @<what> \\
  86         \>\&key :present :allow-empty
  87       \nlret @<object>}
  88 \end{describe}
  89
  90 \begin{describe}{gf}{guess-metaclass @<class> @> @<metaclass>}
  91 \end{describe}
  92
  93 \begin{describe}{fun}
  94     {sod-subclass-p @<class-a> @<class-b> @> @<generalized-boolean>}
  95 \end{describe}
  96
  97 \begin{describe}{fun}{valid-name-p @<name> @> @<generalized-boolean>}
  98 \end{describe}
  99
 100 \begin{describe}{fun}{find-root-superclass @<class> @> @<superclass>}
 101 \end{describe}
 102
 103 \begin{describe}{fun}{find-root-metaclass @<class> @> @<metaclass>}
 104 \end{describe}
 105
 106 \begin{describe}{cls}{sod-slot () \&key :name :location :pset :class :type}
 107 \end{describe}
 108
 109 \begin{describe*}
 110     {\dhead{gf}{sod-slot-name @<slot> @> @<string>}
 111      \dhead{meth}{sod-slot}{file-location (@<slot> sod-slot) @> @<floc>}
 112      \dhead{gf}{sod-slot-class @<slot> @> @<class>}
 113      \dhead{gf}{sod-slot-type @<slot> @> @<c-type>}}
 114 \end{describe*}
 115
 116 \begin{describe}{gf}
 117     {make-sod-slot @<class> @<name> @<type> @<pset> \&key :location
 118       @> @<slot>}
 119 \end{describe}
 120
 121 \begin{describe*}
 122     {\dhead{fun}
 123       {find-instance-slot-by-name @<class> @<super-nick> @<slot-name>
 124         @> @<slot>}
 125      \dhead{fun}
 126       {find-class-slot-by-name @<class> @<super-nick> @<slot-name>
 127         @> @<slot>}}
 128 \end{describe*}
 129
 130 \begin{describe}{cls}
 131     {sod-class-slot (sod-slot)                                  \\ \ind
 132       \&key :name :location :pset :class :type
 133             :initializer-function :prepare-function}
 134 \end{describe}
 135
 136 \begin{describe*}
 137     {\dhead{gf}{sod-slot-initializer-function @<slot> @> @<function>}
 138      \dhead{gf}{sod-slot-prepare-function @<slot> @> @<function>}}
 139 \end{describe*}
 140
 141 \begin{describe*}
 142     {\dhead{cls}{sod-initializer ()
 143                   \&key :slot :location :class :value}
 144      \dhead{cls}{sod-instance-initializer (sod-initializer)
 145                   \&key :slot :location :class :value}
 146      \dhead{cls}{sod-class-initializer (sod-initializer)
 147                   \&key :slot :location :class :value}}
 148 \end{describe*}
 149
 150 \begin{describe*}
 151     {\dhead{gf}{sod-initializer-slot @<init> @> @<slot>}
 152      \dhead{meth}{sod-initializer}
 153        {file-location (@<init> sod-initializer) @> @<floc>}
 154      \dhead{gf}{sod-initializer-value @<init> @> @<fragment>}
 155      \dhead{gf}{sod-initializer-class @<init> @> @<class>}}
 156 \end{describe*}
 157
 158 \begin{describe*}
 159     {\dhead{gf}
 160       {make-sod-instance-initializer
 161           \=@<class> @<nick> @<name> @<value> @<pset> \\
 162           \>\&key :inhibit-initargs :location
 163         \nlret @<init>}
 164      \dhead{gf}
 165       {make-sod-class-initializer
 166           \=@<class> @<nick> @<name> @<value> @<pset> \&key :location
 167         \nlret @<init>}}
 168 \end{describe*}
 169
 170 \begin{describe}{gf}
 171     {make-sod-initializer-using-slot
 172         @<class> @<slot> @<init-class> @<value> @<pset> @<floc>
 173       \nlret @<init>}
 174 \end{describe}
 175
 176 \begin{describe*}
 177     {\dhead{cls}{sod-initarg () \&key :class :location :name :type}
 178      \dhead{cls}{sod-user-initarg (sod-initarg)
 179                   \&key :class :location :name :type :default}
 180      \dhead{cls}{sod-slot-initarg (sod-initarg)
 181                   \&key :class :location :name :type :slot}}
 182 \end{describe*}
 183
 184 \begin{describe*}
 185     {\dhead{gf}{sod-initarg-class @<initarg> @> @<class>}
 186      \dhead{gf}{sod-initarg-name @<initarg> @> @<string>}
 187      \dhead{gf}{sod-initarg-type @<initarg> @> @<c-type>}
 188      \dhead{gf}{sod-initarg-default @<initarg> @> @<default>}
 189      \dhead{gf}{sod-initarg-slot @<initarg> @> @<slot>}}
 190 \end{describe*}
 191
 192 \begin{describe}{gf}{sod-initarg-argument @<initarg> @> @<argument>}
 193 \end{describe}
 194
 195 \begin{describe}{gf}
 196     {make-sod-user-initarg @<class> @<name> @<type> @<pset>
 197                            \&key :default :location
 198      \nlret @<initarg>}
 199 \end{describe}
 200
 201 \begin{describe*}
 202     {\dhead{gf}
 203        {make-sod-slot-initarg @<class> @<name> @<nick> @<slot-name> @<pset>
 204                               \&key :location
 205         \nlret @<initarg>}
 206      \dhead{gf}
 207         {make-sod-slot-initarg-using-slot @<class> @<name> @<slot> @<pset>
 208                                           \&key :location
 209          \nlret @<initarg>}}
 210 \end{describe*}
 211
 212 \begin{describe*}
 213     {\dhead{gf}{make-sod-class-initfrag @<class> @<frag> @<pset>
 214                                         \&key :location}
 215      \dhead{gf}{make-sod-class-tearfrag @<class> @<frag> @<pset>
 216                                         \&key :location}}
 217 \end{describe*}
 218
 219 \begin{describe}{cls}{sod-message () \&key :name :location :class :type}
 220 \end{describe}
 221
 222 \begin{describe*}
 223     {\dhead{gf}{sod-message-name @<message> @> @<string>}
 224      \dhead{meth}{sod-message}
 225        {file-location (@<message> sod-message) @> @<floc>}
 226      \dhead{gf}{sod-message-class @<message> @> @<class>}
 227      \dhead{gf}{sod-message-type @<message> @> @<c-type>}}
 228 \end{describe*}
 229
 230 \begin{describe}{gf}
 231     {make-sod-message @<class> @<name> @<type> @<pset> \&key :location
 232       @> @<message>}
 233 \end{describe}
 234
 235 \begin{describe}{gf}{check-message-type @<message> @<type>}
 236 \end{describe}
 237
 238 \begin{describe}{fun}
 239     {find-message-by-name @<class> @<super-nick> @<message-name>
 240       @> @<message>}
 241 \end{describe}
 242
 243 \begin{describe}{cls}
 244     {sod-method () \&key :message :location :class :type :body}
 245 \end{describe}
 246
 247 \begin{describe*}
 248     {\dhead{gf}{sod-method-message @<method> @> @<message>}
 249      \dhead{meth}{sod-method}
 250        {file-location (@<method> sod-method) @> @<floc>}
 251      \dhead{gf}{sod-method-class @<method> @> @<class>}
 252      \dhead{gf}{sod-method-type @<method> @> @<c-type>}
 253      \dhead{gf}{sod-method-body @<method> @> @<fragment-or-nil>}}
 254 \end{describe*}
 255
 256 \begin{describe}{gf}
 257     {make-sod-method
 258         \=@<class> @<nick> @<name> @<type> @<body>            \+\\
 259           @<pset> \&key :location                             \-
 260       \nlret @<method>}
 261 \end{describe}
 262
 263 \begin{describe}{gf}
 264     {make-sod-method-using-message
 265         \=@<message> @<class>
 266           @<type> @<body>                                     \+\\
 267           @<pset> \&key :location                             \-
 268       \nlret @<method>}
 269 \end{describe}
 270
 271 \begin{describe}{gf}
 272     {sod-message-method-class @<message> @<class> @<pset> @> @<method-class>}
 273 \end{describe}
 274
 275 \begin{describe}{gf}{check-method-type @<method> @<message> @<type>}
 276 \end{describe}
 277
 278 \begin{describe}{fun}
 279     {argument-lists-compatible-p @<message-args> @<method-args>
 280       @> @<generalized-boolean>}
 281 \end{describe}
 282
 283 \begin{describe}{fun}{check-method-return-type @<method-type> @<return-type>}
 284 \end{describe}
 285
 286 \begin{describe}{fun}
 287     {check-method-return-type-against-message @<method-type> @<message-type>}
 288 \end{describe}
 289
 290 \begin{describe}{fun}
 291     {check-method-argument-lists @<method-type> @<message-type>}
 292 \end{describe}
 293
 294 %%%--------------------------------------------------------------------------
 295 \section{Class finalization protocol} \label{sec:meta.finalization}
 296
 297 \begin{describe}{mac}
 298     {finalization-error (@<token> @<arg>^*) \\ \ind
 299       @<declaration>^* \\
 300       @<form>^* \-
 301      \nlret @<value>^*}
 302 \end{describe}
 303
 304 \begin{describe}{fun}{finalization-failed}
 305 \end{describe}
 306
 307 \begin{describe*}
 308     {\dhead{gf}{sod-class-precedence-list @<class> @> @<list>}
 309      \dhead{gf}{sod-class-type @<class> @> @<c-type>}
 310      \dhead{gf}{sod-class-chain-head @<class> @> @<class>}
 311      \dhead{gf}{sod-class-chain @<class> @> @<list>}
 312      \dhead{gf}{sod-class-chains @<class> @> @<list>}
 313      \dhead{gf}{sod-class-state @<class> @> @<state>}}
 314 \end{describe*}
 315
 316 \begin{describe}{gf}{compute-cpl @<class> @> @<list>}
 317 \end{describe}
 318
 319 \begin{describe}{fun}
 320     {report-class-list-merge-error @<class> @<lists> @<error>}
 321 \end{describe}
 322
 323 \begin{describe}{fun}{merge-class-lists @<class> @<lists> @<pick> @> @<list>}
 324 \end{describe}
 325
 326 \begin{describe}{gf}{compute-chains @<class> @> @<list>}
 327 \end{describe}
 328
 329 \begin{describe}{gf}{check-class-initializer @<slot> @<class>}
 330   \begin{describe}{meth}{effective-slot,sod-class}
 331       {check-class-initializer (@<slot> effective-slot) (@<class> sod-class)}
 332   \end{describe}
 333   \begin{describe}{meth}{sod-class-effective-slot,sod-class}
 334       {check-class-initializer (@<slot> sod-class-effective-slot)
 335                                (@<class> sod-class)}
 336   \end{describe}
 337 \end{describe}
 338
 339 \begin{describe}{gf}{check-sod-class @<class>}
 340 \end{describe}
 341
 342 \begin{describe}{gf}{finalize-sod-class @<class> @> @<generalized-boolean>}
 343   \begin{describe}{meth}{sod-class}
 344       {finalize-sod-class (@<class> sod-class)}
 345   \end{describe}
 346   \begin{describe}{ar-meth}{sod-class}
 347       {finalize-sod-class (@<class> sod-class) @> @<generalized-boolean>}
 348   \end{describe}
 349 \end{describe}
 350
 351 \begin{describe}{fun}{clos-cpl @<class> @> @<list>}
 352 \end{describe}
 353
 354 \begin{describe}{fun}{dylan-cpl @<class> @> @<list>}
 355 \end{describe}
 356
 357 \begin{describe}{fun}{c3-cpl @<class> @> @<list>}
 358 \end{describe}
 359
 360 \begin{describe}{fun}{flavors-cpl @<class> @> @<list>}
 361 \end{describe}
 362
 363 \begin{describe}{fun}{python-cpl @<class> @> @<list>}
 364 \end{describe}
 365
 366 \begin{describe}{fun}{l*loops-cpl @<class> @> @<list>}
 367 \end{describe}
 368
 369 %%%----- That's all, folks --------------------------------------------------
 370
 371 %%% Local variables:
 372 %%% mode: LaTeX
 373 %%% TeX-master: "sod.tex"
 374 %%% TeX-PDF-mode: t
 375 %%% End: