Changeset 2509 for code/branches/buildsystem2/src/tolua/lua/function.lua
- Timestamp:
- Dec 17, 2008, 8:59:48 PM (16 years ago)
- Location:
- code/branches/buildsystem2
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
code/branches/buildsystem2
- Property svn:ignore deleted
- Property svn:mergeinfo changed
/code/branches/buildsystem (added) merged: 1875,1882-1886,1975-1982,1991,1999,2054,2061,2135,2137-2139,2197-2199,2204,2214-2220,2223-2224,2229,2233-2244,2248-2249,2252-2253,2260,2275
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code/branches/buildsystem2/src/tolua/lua/function.lua
r2087 r2509 52 52 if e.ret == "nil" then 53 53 output("catch(",nameToEcho," CEGUIDeadException(",exceptionDefs[e.name].var,"))\n{\n") 54 55 56 54 else 55 output("catch(",nameToEcho,exceptionDefs[e.name].var,")\n{\n") 56 end 57 57 58 58 -- if just a nil … … 141 141 -- const = if it is a method receiving a const "this". 142 142 classFunction = { 143 mod = '',144 type = '',145 ptr = '',146 name = '',147 args = {n=0},148 const = '',143 mod = '', 144 type = '', 145 ptr = '', 146 name = '', 147 args = {n=0}, 148 const = '', 149 149 } 150 150 classFunction.__index = classFunction … … 153 153 -- declare tags 154 154 function classFunction:decltype () 155 self.type = typevar(self.type)156 if strfind(self.mod,'const') then157 158 159 160 local i=1161 while self.args[i] do162 self.args[i]:decltype()163 i = i+1164 end155 self.type = typevar(self.type) 156 if strfind(self.mod,'const') then 157 self.type = 'const '..self.type 158 self.mod = gsub(self.mod,'const','') 159 end 160 local i=1 161 while self.args[i] do 162 self.args[i]:decltype() 163 i = i+1 164 end 165 165 end 166 166 … … 170 170 function classFunction:supcode (local_constructor) 171 171 172 local overload = strsub(self.cname,-2,-1) - 1 -- indicate overloaded func173 local nret = 0 -- number of returned values174 local class = self:inclass()175 local _,_,static = strfind(self.mod,'^%s*(static)')176 if class then177 178 179 180 181 182 183 184 185 186 187 188 else189 output("/* function:",self.name," */")190 end191 192 if local_constructor then193 output("#ifndef TOLUA_DISABLE_"..self.cname.."_local")194 output("\nstatic int",self.cname.."_local","(lua_State* tolua_S)")195 else196 output("#ifndef TOLUA_DISABLE_"..self.cname)197 output("\nstatic int",self.cname,"(lua_State* tolua_S)")198 end199 output("{")200 201 -- check types202 203 204 205 206 output(' if (\n')207 -- check self208 local narg209 if class then narg=2 else narg=1 end210 if class then211 212 213 214 215 216 217 218 219 220 221 end222 -- check args223 if self.args[1].type ~= 'void' then224 local i=1225 while self.args[i] do226 local btype = isbasic(self.args[i].type)227 if btype ~= 'value' and btype ~= 'state' then228 output(' !'..self.args[i]:outchecktype(narg)..' ||\n')229 end230 if btype ~= 'state' then231 232 end233 i = i+1234 end235 end236 -- check end of list237 output(' !tolua_isnoobj(tolua_S,'..narg..',&tolua_err)\n )')238 239 240 output(' else\n')241 242 243 244 245 246 -- declare self, if the case247 local narg248 if class then narg=2 else narg=1 end249 if class and self.name~='new' and static==nil then250 output(' ',self.const,self.parent.type,'*','self = ')251 output('(',self.const,self.parent.type,'*) ')252 output('tolua_tousertype(tolua_S,1,0);')253 elseif static then254 _,_,self.mod = strfind(self.mod,'^%s*static%s%s*(.*)')255 end256 -- declare parameters257 if self.args[1].type ~= 'void' then258 local i=1259 while self.args[i] do260 self.args[i]:declare(narg)261 if isbasic(self.args[i].type) ~= "state" then262 263 end264 i = i+1265 end266 end267 268 -- check self269 if class and self.name~='new' and static==nil then270 271 output(' if (!self) tolua_error(tolua_S,"invalid \'self\' in function \''..self.name..'\'",NULL);');272 273 end274 275 -- get array element values276 if class then narg=2 else narg=1 end277 if self.args[1].type ~= 'void' then278 local i=1279 while self.args[i] do280 self.args[i]:getarray(narg)281 narg = narg+1282 i = i+1283 end284 end285 286 --------------------------------------------------287 -- CEGUILua mod288 -- init exception handling289 local throws = false290 do291 local pattern = "tolua_throws|.*|"292 local i,j = string.find(self.mod, pattern)293 if i then294 throws = {}295 -- ensure table is empty. Used to be: table.setn(throws,0)296 for x in pairs(throws) do297 throws[x] = nil298 end299 local excepts = string.sub(self.mod, i+12,j)300 local epattern = "|.-|"301 local i,j = string.find(excepts, epattern)302 while i do303 local e = string.sub(excepts,i+1,j-1)304 local _,_,name,rest = string.find(e, "([%w:_]+),?(.*)")305 table.insert(throws,{name=name, ret=rest})306 i,j = string.find(excepts, epattern, j)307 end308 self.mod = string.gsub(self.mod, pattern, "")309 end310 end311 local exRaiseError = false312 --------------------------------------------------313 314 local out = string.find(self.mod, "tolua_outside")315 316 ---------------317 -- CEGUILua mod318 -- remove "tolua_outside" from self.mod319 if out then320 self.mod = string.gsub(self.mod, "tolua_outside", "")321 end322 323 -- call function324 if class and self.name=='delete' then325 output(' delete self;')326 elseif class and self.name == 'operator&[]' then327 if flags['1'] then -- for compatibility with tolua5 ?328 329 else330 output(' self->operator[](',self.args[1].name,') = ',self.args[2].name,';')331 end332 else333 -- CEGUILua mod begin- throws334 if throws then335 for i=1,table.getn(throws) do336 if string.find(throws[i].ret, "error") then337 output("char errorBuffer["..exceptionMessageBufferSize.."];\n")338 output("bool errorDoIt = false;\n")339 exRaiseError = true340 break341 end342 end343 output("try\n")344 end345 -- CEGUILua mod end - throws346 output(' {')347 if self.type ~= '' and self.type ~= 'void' then348 output(' ',self.mod,self.type,self.ptr,'tolua_ret = ')349 output('(',self.mod,self.type,self.ptr,') ')350 else351 output(' ')352 end353 if class and self.name=='new' then354 output('new',self.type,'(')355 elseif class and static then356 357 358 359 360 361 elseif class then362 363 364 365 366 367 368 369 370 371 else372 output(self.name,'(')373 end374 375 if out and not static then376 377 378 379 380 end381 -- write parameters382 local i=1383 while self.args[i] do384 self.args[i]:passpar()385 i = i+1386 if self.args[i] then387 output(',')388 end389 end390 391 if class and self.name == 'operator[]' and flags['1'] then392 393 else394 395 end396 397 -- return values398 if self.type ~= '' and self.type ~= 'void' then399 nret = nret + 1400 local t,ct = isbasic(self.type)401 if t then402 403 404 405 406 407 else408 409 410 if self.ptr == '' then411 output(' {')412 output('#ifdef __cplusplus\n')413 output(' void* tolua_obj = new',new_t,'(tolua_ret);')414 output(' tolua_pushusertype_and_takeownership(tolua_S,tolua_obj,"',t,'");')415 output('#else\n')416 output(' void* tolua_obj = tolua_copy(tolua_S,(void*)&tolua_ret,sizeof(',t,'));')417 output(' tolua_pushusertype_and_takeownership(tolua_S,tolua_obj,"',t,'");')418 output('#endif\n')419 output(' }')420 elseif self.ptr == '&' then421 output(' tolua_pushusertype(tolua_S,(void*)&tolua_ret,"',t,'");')422 else423 424 425 426 427 428 end429 end430 end431 local i=1432 while self.args[i] do433 nret = nret + self.args[i]:retvalue()434 i = i+1435 end436 output(' }')437 438 ------------------------------------------439 -- CEGUILua mod440 -- finish exception handling441 -- catch442 if throws then443 outputExceptionCatchBlocks(self.name, throws, exRaiseError)444 end445 ------------------------------------------446 447 -- set array element values448 if class then narg=2 else narg=1 end449 if self.args[1].type ~= 'void' then450 local i=1451 while self.args[i] do452 self.args[i]:setarray(narg)453 narg = narg+1454 i = i+1455 end456 end457 458 -- free dynamically allocated array459 if self.args[1].type ~= 'void' then460 local i=1461 while self.args[i] do462 self.args[i]:freearray()463 i = i+1464 end465 end466 end467 468 output(' }')469 output(' return '..nret..';')470 471 -- call overloaded function or generate error472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 output('}')488 output('#endif //#ifndef TOLUA_DISABLE\n')489 output('\n')490 491 492 493 494 495 172 local overload = strsub(self.cname,-2,-1) - 1 -- indicate overloaded func 173 local nret = 0 -- number of returned values 174 local class = self:inclass() 175 local _,_,static = strfind(self.mod,'^%s*(static)') 176 if class then 177 178 if self.name == 'new' and self.parent.flags.pure_virtual then 179 -- no constructor for classes with pure virtual methods 180 return 181 end 182 183 if local_constructor then 184 output("/* method: new_local of class ",class," */") 185 else 186 output("/* method:",self.name," of class ",class," */") 187 end 188 else 189 output("/* function:",self.name," */") 190 end 191 192 if local_constructor then 193 output("#ifndef TOLUA_DISABLE_"..self.cname.."_local") 194 output("\nstatic int",self.cname.."_local","(lua_State* tolua_S)") 195 else 196 output("#ifndef TOLUA_DISABLE_"..self.cname) 197 output("\nstatic int",self.cname,"(lua_State* tolua_S)") 198 end 199 output("{") 200 201 -- check types 202 if overload < 0 then 203 output('#ifndef TOLUA_RELEASE\n') 204 end 205 output(' tolua_Error tolua_err;') 206 output(' if (\n') 207 -- check self 208 local narg 209 if class then narg=2 else narg=1 end 210 if class then 211 local func = 'tolua_isusertype' 212 local type = self.parent.type 213 if self.name=='new' or static~=nil then 214 func = 'tolua_isusertable' 215 type = self.parent.type 216 end 217 if self.const ~= '' then 218 type = "const "..type 219 end 220 output(' !'..func..'(tolua_S,1,"'..type..'",0,&tolua_err) ||\n') 221 end 222 -- check args 223 if self.args[1].type ~= 'void' then 224 local i=1 225 while self.args[i] do 226 local btype = isbasic(self.args[i].type) 227 if btype ~= 'value' and btype ~= 'state' then 228 output(' !'..self.args[i]:outchecktype(narg)..' ||\n') 229 end 230 if btype ~= 'state' then 231 narg = narg+1 232 end 233 i = i+1 234 end 235 end 236 -- check end of list 237 output(' !tolua_isnoobj(tolua_S,'..narg..',&tolua_err)\n )') 238 output(' goto tolua_lerror;') 239 240 output(' else\n') 241 if overload < 0 then 242 output('#endif\n') 243 end 244 output(' {') 245 246 -- declare self, if the case 247 local narg 248 if class then narg=2 else narg=1 end 249 if class and self.name~='new' and static==nil then 250 output(' ',self.const,self.parent.type,'*','self = ') 251 output('(',self.const,self.parent.type,'*) ') 252 output('tolua_tousertype(tolua_S,1,0);') 253 elseif static then 254 _,_,self.mod = strfind(self.mod,'^%s*static%s%s*(.*)') 255 end 256 -- declare parameters 257 if self.args[1].type ~= 'void' then 258 local i=1 259 while self.args[i] do 260 self.args[i]:declare(narg) 261 if isbasic(self.args[i].type) ~= "state" then 262 narg = narg+1 263 end 264 i = i+1 265 end 266 end 267 268 -- check self 269 if class and self.name~='new' and static==nil then 270 output('#ifndef TOLUA_RELEASE\n') 271 output(' if (!self) tolua_error(tolua_S,"invalid \'self\' in function \''..self.name..'\'",NULL);'); 272 output('#endif\n') 273 end 274 275 -- get array element values 276 if class then narg=2 else narg=1 end 277 if self.args[1].type ~= 'void' then 278 local i=1 279 while self.args[i] do 280 self.args[i]:getarray(narg) 281 narg = narg+1 282 i = i+1 283 end 284 end 285 286 -------------------------------------------------- 287 -- CEGUILua mod 288 -- init exception handling 289 local throws = false 290 do 291 local pattern = "tolua_throws|.*|" 292 local i,j = string.find(self.mod, pattern) 293 if i then 294 throws = {} 295 -- ensure table is empty. Used to be: table.setn(throws,0) 296 for x in pairs(throws) do 297 throws[x] = nil 298 end 299 local excepts = string.sub(self.mod, i+12,j) 300 local epattern = "|.-|" 301 local i,j = string.find(excepts, epattern) 302 while i do 303 local e = string.sub(excepts,i+1,j-1) 304 local _,_,name,rest = string.find(e, "([%w:_]+),?(.*)") 305 table.insert(throws,{name=name, ret=rest}) 306 i,j = string.find(excepts, epattern, j) 307 end 308 self.mod = string.gsub(self.mod, pattern, "") 309 end 310 end 311 local exRaiseError = false 312 -------------------------------------------------- 313 314 local out = string.find(self.mod, "tolua_outside") 315 316 --------------- 317 -- CEGUILua mod 318 -- remove "tolua_outside" from self.mod 319 if out then 320 self.mod = string.gsub(self.mod, "tolua_outside", "") 321 end 322 323 -- call function 324 if class and self.name=='delete' then 325 output(' delete self;') 326 elseif class and self.name == 'operator&[]' then 327 if flags['1'] then -- for compatibility with tolua5 ? 328 output(' self->operator[](',self.args[1].name,'-1) = ',self.args[2].name,';') 329 else 330 output(' self->operator[](',self.args[1].name,') = ',self.args[2].name,';') 331 end 332 else 333 -- CEGUILua mod begin- throws 334 if throws then 335 for i=1,table.getn(throws) do 336 if string.find(throws[i].ret, "error") then 337 output("char errorBuffer["..exceptionMessageBufferSize.."];\n") 338 output("bool errorDoIt = false;\n") 339 exRaiseError = true 340 break 341 end 342 end 343 output("try\n") 344 end 345 -- CEGUILua mod end - throws 346 output(' {') 347 if self.type ~= '' and self.type ~= 'void' then 348 output(' ',self.mod,self.type,self.ptr,'tolua_ret = ') 349 output('(',self.mod,self.type,self.ptr,') ') 350 else 351 output(' ') 352 end 353 if class and self.name=='new' then 354 output('new',self.type,'(') 355 elseif class and static then 356 if out then 357 output(self.name,'(') 358 else 359 output(class..'::'..self.name,'(') 360 end 361 elseif class then 362 if out then 363 output(self.name,'(') 364 else 365 if self.cast_operator then 366 output('static_cast<',self.mod,self.type,self.ptr,'>(*self') 367 else 368 output('self->'..self.name,'(') 369 end 370 end 371 else 372 output(self.name,'(') 373 end 374 375 if out and not static then 376 output('self') 377 if self.args[1] and self.args[1].name ~= '' then 378 output(',') 379 end 380 end 381 -- write parameters 382 local i=1 383 while self.args[i] do 384 self.args[i]:passpar() 385 i = i+1 386 if self.args[i] then 387 output(',') 388 end 389 end 390 391 if class and self.name == 'operator[]' and flags['1'] then 392 output('-1);') 393 else 394 output(');') 395 end 396 397 -- return values 398 if self.type ~= '' and self.type ~= 'void' then 399 nret = nret + 1 400 local t,ct = isbasic(self.type) 401 if t then 402 if self.cast_operator and _basic_raw_push[t] then 403 output(' ',_basic_raw_push[t],'(tolua_S,(',ct,')tolua_ret);') 404 else 405 output(' tolua_push'..t..'(tolua_S,(',ct,')tolua_ret);') 406 end 407 else 408 t = self.type 409 new_t = string.gsub(t, "const%s+", "") 410 if self.ptr == '' then 411 output(' {') 412 output('#ifdef __cplusplus\n') 413 output(' void* tolua_obj = new',new_t,'(tolua_ret);') 414 output(' tolua_pushusertype_and_takeownership(tolua_S,tolua_obj,"',t,'");') 415 output('#else\n') 416 output(' void* tolua_obj = tolua_copy(tolua_S,(void*)&tolua_ret,sizeof(',t,'));') 417 output(' tolua_pushusertype_and_takeownership(tolua_S,tolua_obj,"',t,'");') 418 output('#endif\n') 419 output(' }') 420 elseif self.ptr == '&' then 421 output(' tolua_pushusertype(tolua_S,(void*)&tolua_ret,"',t,'");') 422 else 423 if local_constructor then 424 output(' tolua_pushusertype_and_takeownership(tolua_S,(void *)tolua_ret,"',t,'");') 425 else 426 output(' tolua_pushusertype(tolua_S,(void*)tolua_ret,"',t,'");') 427 end 428 end 429 end 430 end 431 local i=1 432 while self.args[i] do 433 nret = nret + self.args[i]:retvalue() 434 i = i+1 435 end 436 output(' }') 437 438 ------------------------------------------ 439 -- CEGUILua mod 440 -- finish exception handling 441 -- catch 442 if throws then 443 outputExceptionCatchBlocks(self.name, throws, exRaiseError) 444 end 445 ------------------------------------------ 446 447 -- set array element values 448 if class then narg=2 else narg=1 end 449 if self.args[1].type ~= 'void' then 450 local i=1 451 while self.args[i] do 452 self.args[i]:setarray(narg) 453 narg = narg+1 454 i = i+1 455 end 456 end 457 458 -- free dynamically allocated array 459 if self.args[1].type ~= 'void' then 460 local i=1 461 while self.args[i] do 462 self.args[i]:freearray() 463 i = i+1 464 end 465 end 466 end 467 468 output(' }') 469 output(' return '..nret..';') 470 471 -- call overloaded function or generate error 472 if overload < 0 then 473 474 output('#ifndef TOLUA_RELEASE\n') 475 output('tolua_lerror:\n') 476 output(' tolua_error(tolua_S,"#ferror in function \''..self.lname..'\'.",&tolua_err);') 477 output(' return 0;') 478 output('#endif\n') 479 else 480 local _local = "" 481 if local_constructor then 482 _local = "_local" 483 end 484 output('tolua_lerror:\n') 485 output(' return '..strsub(self.cname,1,-3)..format("%02d",overload).._local..'(tolua_S);') 486 end 487 output('}') 488 output('#endif //#ifndef TOLUA_DISABLE\n') 489 output('\n') 490 491 -- recursive call to write local constructor 492 if class and self.name=='new' and not local_constructor then 493 494 self:supcode(1) 495 end 496 496 497 497 end … … 501 501 function classFunction:register (pre) 502 502 503 504 505 506 507 508 509 510 511 512 output(pre..'tolua_function(tolua_S,"'..self.lname..'",'..self.cname..');')513 if self.name == 'new' then514 515 516 517 end503 if not self:check_public_access() then 504 return 505 end 506 507 if self.name == 'new' and self.parent.flags.pure_virtual then 508 -- no constructor for classes with pure virtual methods 509 return 510 end 511 512 output(pre..'tolua_function(tolua_S,"'..self.lname..'",'..self.cname..');') 513 if self.name == 'new' then 514 output(pre..'tolua_function(tolua_S,"new_local",'..self.cname..'_local);') 515 output(pre..'tolua_function(tolua_S,".call",'..self.cname..'_local);') 516 --output(' tolua_set_call_event(tolua_S,'..self.cname..'_local, "'..self.parent.type..'");') 517 end 518 518 end 519 519 520 520 -- Print method 521 521 function classFunction:print (ident,close) 522 print(ident.."Function{")523 print(ident.." mod = '"..self.mod.."',")524 print(ident.." type = '"..self.type.."',")525 print(ident.." ptr = '"..self.ptr.."',")526 print(ident.." name = '"..self.name.."',")527 print(ident.." lname = '"..self.lname.."',")528 print(ident.." const = '"..self.const.."',")529 print(ident.." cname = '"..self.cname.."',")530 print(ident.." lname = '"..self.lname.."',")531 print(ident.." args = {")532 local i=1533 while self.args[i] do534 self.args[i]:print(ident.." ",",")535 i = i+1536 end537 print(ident.." }")538 print(ident.."}"..close)522 print(ident.."Function{") 523 print(ident.." mod = '"..self.mod.."',") 524 print(ident.." type = '"..self.type.."',") 525 print(ident.." ptr = '"..self.ptr.."',") 526 print(ident.." name = '"..self.name.."',") 527 print(ident.." lname = '"..self.lname.."',") 528 print(ident.." const = '"..self.const.."',") 529 print(ident.." cname = '"..self.cname.."',") 530 print(ident.." lname = '"..self.lname.."',") 531 print(ident.." args = {") 532 local i=1 533 while self.args[i] do 534 self.args[i]:print(ident.." ",",") 535 i = i+1 536 end 537 print(ident.." }") 538 print(ident.."}"..close) 539 539 end 540 540 541 541 -- check if it returns an object by value 542 542 function classFunction:requirecollection (t) 543 544 545 546 547 548 549 550 551 552 553 554 543 local r = false 544 if self.type ~= '' and not isbasic(self.type) and self.ptr=='' then 545 local type = gsub(self.type,"%s*const%s+","") 546 t[type] = "tolua_collect_" .. clean_template(type) 547 r = true 548 end 549 local i=1 550 while self.args[i] do 551 r = self.args[i]:requirecollection(t) or r 552 i = i+1 553 end 554 return r 555 555 end 556 556 557 557 -- determine lua function name overload 558 558 function classFunction:overload () 559 return self.parent:overload(self.lname)559 return self.parent:overload(self.lname) 560 560 end 561 561 … … 563 563 function param_object(par) -- returns true if the parameter has an object as its default value 564 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 --if string.find(def, ":") or string.find(def, "^%s*new%s+") then590 591 ---- it's a reference with default to something like Class::member, or 'new Class'592 --return true593 --end594 595 596 565 if not string.find(par, '=') then return false end -- it has no default value 566 567 local _,_,def = string.find(par, "=(.*)$") 568 569 if string.find(par, "|") then -- a list of flags 570 571 return true 572 end 573 574 if string.find(par, "%*") then -- it's a pointer with a default value 575 576 if string.find(par, '=%s*new') then -- it's a pointer with an instance as default parameter.. is that valid? 577 return true 578 end 579 return false -- default value is 'NULL' or something 580 end 581 582 583 if string.find(par, "[%(&]") then 584 return true 585 end -- default value is a constructor call (most likely for a const reference) 586 587 --if string.find(par, "&") then 588 589 -- if string.find(def, ":") or string.find(def, "^%s*new%s+") then 590 591 -- -- it's a reference with default to something like Class::member, or 'new Class' 592 -- return true 593 -- end 594 --end 595 596 return false -- ? 597 597 end 598 598 599 599 function strip_last_arg(all_args, last_arg) -- strips the default value from the last argument 600 600 601 602 603 604 601 local _,_,s_arg = string.find(last_arg, "^([^=]+)") 602 last_arg = string.gsub(last_arg, "([%%%(%)])", "%%%1"); 603 all_args = string.gsub(all_args, "%s*,%s*"..last_arg.."%s*%)%s*$", ")") 604 return all_args, s_arg 605 605 end 606 606 … … 609 609 -- Internal constructor 610 610 function _Function (t) 611 setmetatable(t,classFunction)612 613 if t.const ~= 'const' and t.const ~= '' then614 error("#invalid 'const' specification")615 end616 617 append(t)618 if t:inclass() then619 --print ('t.name is '..t.name..', parent.name is '..t.parent.name)620 if string.gsub(t.name, "%b<>", "") == string.gsub(t.parent.original_name or t.parent.name, "%b<>", "") then621 t.name = 'new'622 t.lname = 'new'623 t.parent._new = true624 t.type = t.parent.name625 t.ptr = '*'626 elseif string.gsub(t.name, "%b<>", "") == '~'..string.gsub(t.parent.original_name or t.parent.name, "%b<>", "") then627 t.name = 'delete'628 t.lname = 'delete'629 t.parent._delete = true630 end631 end632 t.cname = t:cfuncname("tolua")..t:overload(t)633 return t611 setmetatable(t,classFunction) 612 613 if t.const ~= 'const' and t.const ~= '' then 614 error("#invalid 'const' specification") 615 end 616 617 append(t) 618 if t:inclass() then 619 --print ('t.name is '..t.name..', parent.name is '..t.parent.name) 620 if string.gsub(t.name, "%b<>", "") == string.gsub(t.parent.original_name or t.parent.name, "%b<>", "") then 621 t.name = 'new' 622 t.lname = 'new' 623 t.parent._new = true 624 t.type = t.parent.name 625 t.ptr = '*' 626 elseif string.gsub(t.name, "%b<>", "") == '~'..string.gsub(t.parent.original_name or t.parent.name, "%b<>", "") then 627 t.name = 'delete' 628 t.lname = 'delete' 629 t.parent._delete = true 630 end 631 end 632 t.cname = t:cfuncname("tolua")..t:overload(t) 633 return t 634 634 end 635 635 … … 639 639 -- the "const" or empty string. 640 640 function Function (d,a,c) 641 --local t = split(strsub(a,2,-2),',') -- eliminate braces642 --local t = split_params(strsub(a,2,-2))643 644 645 646 647 648 649 650 651 local i=1652 local l = {n=0}653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 while t[i] do670 l.n = l.n+1671 l[l.n] = Declaration(t[i],'var',true)672 i = i+1673 end674 local f = Declaration(d,'func')675 f.args = l676 f.const = c677 return _Function(f)641 --local t = split(strsub(a,2,-2),',') -- eliminate braces 642 --local t = split_params(strsub(a,2,-2)) 643 644 if not flags['W'] and string.find(a, "%.%.%.%s*%)") then 645 646 warning("Functions with variable arguments (`...') are not supported. Ignoring "..d..a..c) 647 return nil 648 end 649 650 651 local i=1 652 local l = {n=0} 653 654 a = string.gsub(a, "%s*([%(%)])%s*", "%1") 655 local t,strip,last = strip_pars(strsub(a,2,-2)); 656 if strip then 657 --local ns = string.sub(strsub(a,1,-2), 1, -(string.len(last)+1)) 658 local ns = join(t, ",", 1, last-1) 659 660 ns = "("..string.gsub(ns, "%s*,%s*$", "")..')' 661 --ns = strip_defaults(ns) 662 663 Function(d, ns, c) 664 for i=1,last do 665 t[i] = string.gsub(t[i], "=.*$", "") 666 end 667 end 668 669 while t[i] do 670 l.n = l.n+1 671 l[l.n] = Declaration(t[i],'var',true) 672 i = i+1 673 end 674 local f = Declaration(d,'func') 675 f.args = l 676 f.const = c 677 return _Function(f) 678 678 end 679 679 680 680 function join(t, sep, first, last) 681 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 682 first = first or 1 683 last = last or table.getn(t) 684 local lsep = "" 685 local ret = "" 686 local loop = false 687 for i = first,last do 688 689 ret = ret..lsep..t[i] 690 lsep = sep 691 loop = true 692 end 693 if not loop then 694 return "" 695 end 696 697 return ret 698 698 end 699 699 700 700 function strip_pars(s) 701 701 702 703 704 705 706 707 708 709 710 711 712 713 --t[i] = string.gsub(t[i], "=.*$", "")714 715 716 717 702 local t = split_c_tokens(s, ',') 703 local strip = false 704 local last 705 706 for i=t.n,1,-1 do 707 708 if not strip and param_object(t[i]) then 709 last = i 710 strip = true 711 end 712 --if strip then 713 -- t[i] = string.gsub(t[i], "=.*$", "") 714 --end 715 end 716 717 return t,strip,last 718 718 719 719 end … … 721 721 function strip_defaults(s) 722 722 723 724 725 726 727 728 729 730 731 732 733 734 735 end 736 737 723 s = string.gsub(s, "^%(", "") 724 s = string.gsub(s, "%)$", "") 725 726 local t = split_c_tokens(s, ",") 727 local sep, ret = "","" 728 for i=1,t.n do 729 t[i] = string.gsub(t[i], "=.*$", "") 730 ret = ret..sep..t[i] 731 sep = "," 732 end 733 734 return "("..ret..")" 735 end 736 737
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