pcode.c

   1 \r
   2 //**************************************************************************\r
   3 //**\r
   4 //** pcode.c\r
   5 //**\r
   6 //**************************************************************************\r
   7 \r
   8 // HEADER FILES ------------------------------------------------------------\r
   9 \r
  10 #include <string.h>\r
  11 #include <stddef.h>\r
  12 #include <stdio.h>\r
  13 #include "pcode.h"\r
  14 #include "common.h"\r
  15 #include "error.h"\r
  16 #include "misc.h"\r
  17 #include "strlist.h"\r
  18 #include "token.h"\r
  19 #include "symbol.h"\r
  20 #include "parse.h"\r
  21 \r
  22 // MACROS ------------------------------------------------------------------\r
  23 \r
  24 // TYPES -------------------------------------------------------------------\r
  25 \r
  26 typedef struct scriptInfo_s\r
  27 {\r
  28         S_WORD number;\r
  29         U_BYTE type;\r
  30         U_BYTE argCount;\r
  31         U_WORD varCount;\r
  32         U_WORD flags;\r
  33         int address;\r
  34         int srcLine;\r
  35         boolean imported;\r
  36 } scriptInfo_t;\r
  37 \r
  38 typedef struct functionInfo_s\r
  39 {\r
  40         U_BYTE hasReturnValue;\r
  41         U_BYTE argCount;\r
  42         U_BYTE localCount;\r
  43         int address;\r
  44         int name;\r
  45 } functionInfo_t;\r
  46 \r
  47 typedef struct mapVarInfo_s\r
  48 {\r
  49         int initializer;\r
  50         boolean isString;\r
  51         char *name;\r
  52         boolean imported;\r
  53 } mapVarInfo_t;\r
  54 \r
  55 // EXTERNAL FUNCTION PROTOTYPES --------------------------------------------\r
  56 \r
  57 // PUBLIC FUNCTION PROTOTYPES ----------------------------------------------\r
  58 \r
  59 // PRIVATE FUNCTION PROTOTYPES ---------------------------------------------\r
  60 \r
  61 static void GrowBuffer(void);\r
  62 static void Append(void *buffer, size_t size);\r
  63 static void Write(void *buffer, size_t size, int address);\r
  64 static void Skip(size_t size);\r
  65 static void CloseOld(void);\r
  66 static void CloseNew(void);\r
  67 static void CreateDummyScripts(void);\r
  68 static void RecordDummyScripts(void);\r
  69 \r
  70 // EXTERNAL DATA DECLARATIONS ----------------------------------------------\r
  71 \r
  72 // PUBLIC DATA DEFINITIONS -------------------------------------------------\r
  73 \r
  74 int pc_Address;\r
  75 byte *pc_Buffer;\r
  76 byte *pc_BufferPtr;\r
  77 int pc_ScriptCount;\r
  78 int pc_FunctionCount;\r
  79 boolean pc_NoShrink;\r
  80 boolean pc_HexenCase;\r
  81 boolean pc_EnforceHexen;\r
  82 boolean pc_WarnNotHexen;\r
  83 boolean pc_WadAuthor = TRUE;\r
  84 boolean pc_EncryptStrings;\r
  85 int pc_LastAppendedCommand;\r
  86 int pc_DummyAddress;\r
  87 \r
  88 // PRIVATE DATA DEFINITIONS ------------------------------------------------\r
  89 \r
  90 static size_t BufferSize;\r
  91 static boolean ObjectOpened = NO;\r
  92 static scriptInfo_t ScriptInfo[MAX_SCRIPT_COUNT];\r
  93 static functionInfo_t FunctionInfo[MAX_FUNCTION_COUNT];\r
  94 static int ArraySizes[MAX_MAP_VARIABLES];\r
  95 static int *ArrayInits[MAX_MAP_VARIABLES];\r
  96 static boolean ArrayOfStrings[MAX_MAP_VARIABLES];\r
  97 static int NumArrays;\r
  98 static mapVarInfo_t MapVariables[MAX_MAP_VARIABLES];\r
  99 static boolean MapVariablesInit = NO;\r
 100 static char ObjectName[MAX_FILE_NAME_LENGTH];\r
 101 static int ObjectFlags;\r
 102 static int PushByteAddr;\r
 103 static char Imports[MAX_IMPORTS][9];\r
 104 static int NumImports;\r
 105 static boolean HaveExtendedScripts;\r
 106 \r
 107 static char *PCDNames[PCODE_COMMAND_COUNT] =\r
 108 {\r
 109         "PCD_NOP",\r
 110         "PCD_TERMINATE",\r
 111         "PCD_SUSPEND",\r
 112         "PCD_PUSHNUMBER",\r
 113         "PCD_LSPEC1",\r
 114         "PCD_LSPEC2",\r
 115         "PCD_LSPEC3",\r
 116         "PCD_LSPEC4",\r
 117         "PCD_LSPEC5",\r
 118         "PCD_LSPEC1DIRECT",\r
 119         "PCD_LSPEC2DIRECT",\r
 120         "PCD_LSPEC3DIRECT",\r
 121         "PCD_LSPEC4DIRECT",\r
 122         "PCD_LSPEC5DIRECT",\r
 123         "PCD_ADD",\r
 124         "PCD_SUBTRACT",\r
 125         "PCD_MULTIPLY",\r
 126         "PCD_DIVIDE",\r
 127         "PCD_MODULUS",\r
 128         "PCD_EQ",\r
 129         "PCD_NE",\r
 130         "PCD_LT",\r
 131         "PCD_GT",\r
 132         "PCD_LE",\r
 133         "PCD_GE",\r
 134         "PCD_ASSIGNSCRIPTVAR",\r
 135         "PCD_ASSIGNMAPVAR",\r
 136         "PCD_ASSIGNWORLDVAR",\r
 137         "PCD_PUSHSCRIPTVAR",\r
 138         "PCD_PUSHMAPVAR",\r
 139         "PCD_PUSHWORLDVAR",\r
 140         "PCD_ADDSCRIPTVAR",\r
 141         "PCD_ADDMAPVAR",\r
 142         "PCD_ADDWORLDVAR",\r
 143         "PCD_SUBSCRIPTVAR",\r
 144         "PCD_SUBMAPVAR",\r
 145         "PCD_SUBWORLDVAR",\r
 146         "PCD_MULSCRIPTVAR",\r
 147         "PCD_MULMAPVAR",\r
 148         "PCD_MULWORLDVAR",\r
 149         "PCD_DIVSCRIPTVAR",\r
 150         "PCD_DIVMAPVAR",\r
 151         "PCD_DIVWORLDVAR",\r
 152         "PCD_MODSCRIPTVAR",\r
 153         "PCD_MODMAPVAR",\r
 154         "PCD_MODWORLDVAR",\r
 155         "PCD_INCSCRIPTVAR",\r
 156         "PCD_INCMAPVAR",\r
 157         "PCD_INCWORLDVAR",\r
 158         "PCD_DECSCRIPTVAR",\r
 159         "PCD_DECMAPVAR",\r
 160         "PCD_DECWORLDVAR",\r
 161         "PCD_GOTO",\r
 162         "PCD_IFGOTO",\r
 163         "PCD_DROP",\r
 164         "PCD_DELAY",\r
 165         "PCD_DELAYDIRECT",\r
 166         "PCD_RANDOM",\r
 167         "PCD_RANDOMDIRECT",\r
 168         "PCD_THINGCOUNT",\r
 169         "PCD_THINGCOUNTDIRECT",\r
 170         "PCD_TAGWAIT",\r
 171         "PCD_TAGWAITDIRECT",\r
 172         "PCD_POLYWAIT",\r
 173         "PCD_POLYWAITDIRECT",\r
 174         "PCD_CHANGEFLOOR",\r
 175         "PCD_CHANGEFLOORDIRECT",\r
 176         "PCD_CHANGECEILING",\r
 177         "PCD_CHANGECEILINGDIRECT",\r
 178         "PCD_RESTART",\r
 179         "PCD_ANDLOGICAL",\r
 180         "PCD_ORLOGICAL",\r
 181         "PCD_ANDBITWISE",\r
 182         "PCD_ORBITWISE",\r
 183         "PCD_EORBITWISE",\r
 184         "PCD_NEGATELOGICAL",\r
 185         "PCD_LSHIFT",\r
 186         "PCD_RSHIFT",\r
 187         "PCD_UNARYMINUS",\r
 188         "PCD_IFNOTGOTO",\r
 189         "PCD_LINESIDE",\r
 190         "PCD_SCRIPTWAIT",\r
 191         "PCD_SCRIPTWAITDIRECT",\r
 192         "PCD_CLEARLINESPECIAL",\r
 193         "PCD_CASEGOTO",\r
 194         "PCD_BEGINPRINT",\r
 195         "PCD_ENDPRINT",\r
 196         "PCD_PRINTSTRING",\r
 197         "PCD_PRINTNUMBER",\r
 198         "PCD_PRINTCHARACTER",\r
 199         "PCD_PLAYERCOUNT",\r
 200         "PCD_GAMETYPE",\r
 201         "PCD_GAMESKILL",\r
 202         "PCD_TIMER",\r
 203         "PCD_SECTORSOUND",\r
 204         "PCD_AMBIENTSOUND",\r
 205         "PCD_SOUNDSEQUENCE",\r
 206         "PCD_SETLINETEXTURE",\r
 207         "PCD_SETLINEBLOCKING",\r
 208         "PCD_SETLINESPECIAL",\r
 209         "PCD_THINGSOUND",\r
 210         "PCD_ENDPRINTBOLD",\r
 211 // [RH] End of Hexen p-codes\r
 212         "PCD_ACTIVATORSOUND",\r
 213         "PCD_LOCALAMBIENTSOUND",\r
 214         "PCD_SETLINEMONSTERBLOCKING",\r
 215 // [BC] Start of new pcodes\r
 216         "PCD_PLAYERBLUESKULL",\r
 217         "PCD_PLAYERREDSKULL",\r
 218         "PCD_PLAYERYELLOWSKULL",\r
 219         "PCD_PLAYERMASTERSKULL",\r
 220         "PCD_PLAYERBLUECARD",\r
 221         "PCD_PLAYERREDCARD",\r
 222         "PCD_PLAYERYELLOWCARD",\r
 223         "PCD_PLAYERMASTERCARD",\r
 224         "PCD_PLAYERBLACKSKULL",\r
 225         "PCD_PLAYERSILVERSKULL",\r
 226         "PCD_PLAYERGOLDSKULL",\r
 227         "PCD_PLAYERBLACKCARD",\r
 228         "PCD_PLAYERSILVERCARD",\r
 229         "PCD_PLAYERONTEAM",\r
 230         "PCD_PLAYERTEAM",\r
 231         "PCD_PLAYERHEALTH",\r
 232         "PCD_PLAYERARMORPOINTS",\r
 233         "PCD_PLAYERFRAGS",\r
 234         "PCD_PLAYEREXPERT",\r
 235         "PCD_BLUETEAMCOUNT",\r
 236         "PCD_REDTEAMCOUNT",\r
 237         "PCD_BLUETEAMSCORE",\r
 238         "PCD_REDTEAMSCORE",\r
 239         "PCD_ISONEFLAGCTF",\r
 240         "PCD_LSPEC6",\r
 241         "PCD_LSPEC6DIRECT",\r
 242         "PCD_PRINTNAME",\r
 243         "PCD_MUSICCHANGE",\r
 244         "PCD_CONSOLECOMMANDDIRECT",\r
 245         "PCD_CONSOLECOMMAND",\r
 246         "PCD_SINGLEPLAYER",\r
 247 // [RH] End of Skull Tag p-codes\r
 248         "PCD_FIXEDMUL",\r
 249         "PCD_FIXEDDIV",\r
 250         "PCD_SETGRAVITY",\r
 251         "PCD_SETGRAVITYDIRECT",\r
 252         "PCD_SETAIRCONTROL",\r
 253         "PCD_SETAIRCONTROLDIRECT",\r
 254         "PCD_CLEARINVENTORY",\r
 255         "PCD_GIVEINVENTORY",\r
 256         "PCD_GIVEINVENTORYDIRECT",\r
 257         "PCD_TAKEINVENTORY",\r
 258         "PCD_TAKEINVENTORYDIRECT",\r
 259         "PCD_CHECKINVENTORY",\r
 260         "PCD_CHECKINVENTORYDIRECT",\r
 261         "PCD_SPAWN",\r
 262         "PCD_SPAWNDIRECT",\r
 263         "PCD_SPAWNSPOT",\r
 264         "PCD_SPAWNSPOTDIRECT",\r
 265         "PCD_SETMUSIC",\r
 266         "PCD_SETMUSICDIRECT",\r
 267         "PCD_LOCALSETMUSIC",\r
 268         "PCD_LOCALSETMUSICDIRECT",\r
 269         "PCD_PRINTFIXED",\r
 270         "PCD_PRINTLOCALIZED",\r
 271         "PCD_MOREHUDMESSAGE",\r
 272         "PCD_OPTHUDMESSAGE",\r
 273         "PCD_ENDHUDMESSAGE",\r
 274         "PCD_ENDHUDMESSAGEBOLD",\r
 275         "PCD_SETSTYLE",\r
 276         "PCD_SETSTYLEDIRECT",\r
 277         "PCD_SETFONT",\r
 278         "PCD_SETFONTDIRECT",\r
 279         "PCD_PUSHBYTE",\r
 280         "PCD_LSPEC1DIRECTB",\r
 281         "PCD_LSPEC2DIRECTB",\r
 282         "PCD_LSPEC3DIRECTB",\r
 283         "PCD_LSPEC4DIRECTB",\r
 284         "PCD_LSPEC5DIRECTB",\r
 285         "PCD_DELAYDIRECTB",\r
 286         "PCD_RANDOMDIRECTB",\r
 287         "PCD_PUSHBYTES",\r
 288         "PCD_PUSH2BYTES",\r
 289         "PCD_PUSH3BYTES",\r
 290         "PCD_PUSH4BYTES",\r
 291         "PCD_PUSH5BYTES",\r
 292         "PCD_SETTHINGSPECIAL",\r
 293         "PCD_ASSIGNGLOBALVAR",\r
 294         "PCD_PUSHGLOBALVAR",\r
 295         "PCD_ADDGLOBALVAR",\r
 296         "PCD_SUBGLOBALVAR",\r
 297         "PCD_MULGLOBALVAR",\r
 298         "PCD_DIVGLOBALVAR",\r
 299         "PCD_MODGLOBALVAR",\r
 300         "PCD_INCGLOBALVAR",\r
 301         "PCD_DECGLOBALVAR",\r
 302         "PCD_FADETO",\r
 303         "PCD_FADERANGE",\r
 304         "PCD_CANCELFADE",\r
 305         "PCD_PLAYMOVIE",\r
 306         "PCD_SETFLOORTRIGGER",\r
 307         "PCD_SETCEILINGTRIGGER",\r
 308         "PCD_GETACTORX",\r
 309         "PCD_GETACTORY",\r
 310         "PCD_GETACTORZ",\r
 311         "PCD_STARTTRANSLATION",\r
 312         "PCD_TRANSLATIONRANGE1",\r
 313         "PCD_TRANSLATIONRANGE2",\r
 314         "PCD_ENDTRANSLATION",\r
 315         "PCD_CALL",\r
 316         "PCD_CALLDISCARD",\r
 317         "PCD_RETURNVOID",\r
 318         "PCD_RETURNVAL",\r
 319         "PCD_PUSHMAPARRAY",\r
 320         "PCD_ASSIGNMAPARRAY",\r
 321         "PCD_ADDMAPARRAY",\r
 322         "PCD_SUBMAPARRAY",\r
 323         "PCD_MULMAPARRAY",\r
 324         "PCD_DIVMAPARRAY",\r
 325         "PCD_MODMAPARRAY",\r
 326         "PCD_INCMAPARRAY",\r
 327         "PCD_DECMAPARRAY",\r
 328         "PCD_DUP",\r
 329         "PCD_SWAP",\r
 330         "PCD_WRITETOINI",\r
 331         "PCD_GETFROMINI",\r
 332         "PCD_SIN",\r
 333         "PCD_COS",\r
 334         "PCD_VECTORANGLE",\r
 335         "PCD_CHECKWEAPON",\r
 336         "PCD_SETWEAPON",\r
 337         "PCD_TAGSTRING",\r
 338         "PCD_PUSHWORLDARRAY",\r
 339         "PCD_ASSIGNWORLDARRAY",\r
 340         "PCD_ADDWORLDARRAY",\r
 341         "PCD_SUBWORLDARRAY",\r
 342         "PCD_MULWORLDARRAY",\r
 343         "PCD_DIVWORLDARRAY",\r
 344         "PCD_MODWORLDARRAY",\r
 345         "PCD_INCWORLDARRAY",\r
 346         "PCD_DECWORLDARRAY",\r
 347         "PCD_PUSHGLOBALARRAY",\r
 348         "PCD_ASSIGNGLOBALARRAY",\r
 349         "PCD_ADDGLOBALARRAY",\r
 350         "PCD_SUBGLOBALARRAY",\r
 351         "PCD_MULGLOBALARRAY",\r
 352         "PCD_DIVGLOBALARRAY",\r
 353         "PCD_MODGLOBALARRAY",\r
 354         "PCD_INCGLOBALARRAY",\r
 355         "PCD_DECGLOBALARRAY",\r
 356         "PCD_SETMARINEWEAPON",\r
 357         "PCD_SETACTORPROPERTY",\r
 358         "PCD_GETACTORPROPERTY",\r
 359         "PCD_PLAYERNUMBER",\r
 360         "PCD_ACTIVATORTID",\r
 361         "PCD_SETMARINESPRITE",\r
 362         "PCD_GETSCREENWIDTH",\r
 363         "PCD_GETSCREENHEIGHT",\r
 364         "PCD_THING_PROJECTILE2",\r
 365         "PCD_STRLEN",\r
 366         "PCD_SETHUDSIZE",\r
 367         "PCD_GETCVAR",\r
 368         "PCD_CASEGOTOSORTED",\r
 369         "PCD_SETRESULTVALUE",\r
 370         "PCD_GETLINEROWOFFSET",\r
 371         "PCD_GETACTORFLOORZ",\r
 372         "PCD_GETACTORANGLE",\r
 373         "PCD_GETSECTORFLOORZ",\r
 374         "PCD_GETSECTORCEILINGZ",\r
 375         "PCD_LSPEC5RESULT",\r
 376         "PCD_GETSIGILPIECES",\r
 377         "PCD_GELEVELINFO",\r
 378         "PCD_CHANGESKY",\r
 379         "PCD_PLAYERINGAME",\r
 380         "PCD_PLAYERISBOT",\r
 381         "PCD_SETCAMERATOTEXTURE",\r
 382         "PCD_ENDLOG",\r
 383         "PCD_GETAMMOCAPACITY",\r
 384         "PCD_SETAMMOCAPACITY",\r
 385 // [JB] start of new pcodes\r
 386         "PCD_PRINTMAPCHARARRAY",\r
 387         "PCD_PRINTWORLDCHARARRAY",\r
 388         "PCD_PRINTGLOBALCHARARRAY",\r
 389 // [JB] end of new pcodes\r
 390         "PCD_SETACTORANGLE",\r
 391         "PCD_GRABINPUT",\r
 392         "PCD_SETMOUSEPOINTER",\r
 393         "PCD_MOVEMOUSEPOINTER",\r
 394         "PCD_SPAWNPROJECTILE",\r
 395         "PCD_GETSECTORLIGHTLEVEL",\r
 396         "PCD_GETACTORCEILINGZ",\r
 397         "PCD_SETACTORPOSITION",\r
 398         "PCD_CLEARACTORINVENTORY",\r
 399         "PCD_GIVEACTORINVENTORY",\r
 400         "PCD_TAKEACTORINVENTORY",\r
 401         "PCD_CHECKACTORINVENTORY",\r
 402         "PCD_THINGCOUNTNAME",\r
 403         "PCD_SPAWNSPOTFACING",\r
 404         "PCD_PLAYERCLASS",\r
 405         //[MW] start my p-codes\r
 406         "PCD_ANDSCRIPTVAR",\r
 407         "PCD_ANDMAPVAR", \r
 408         "PCD_ANDWORLDVAR", \r
 409         "PCD_ANDGLOBALVAR", \r
 410         "PCD_ANDMAPARRAY", \r
 411         "PCD_ANDWORLDARRAY", \r
 412         "PCD_ANDGLOBALARRAY",\r
 413         "PCD_EORSCRIPTVAR", \r
 414         "PCD_EORMAPVAR", \r
 415         "PCD_EORWORLDVAR", \r
 416         "PCD_EORGLOBALVAR", \r
 417         "PCD_EORMAPARRAY", \r
 418         "PCD_EORWORLDARRAY", \r
 419         "PCD_EORGLOBALARRAY",\r
 420         "PCD_ORSCRIPTVAR", \r
 421         "PCD_ORMAPVAR", \r
 422         "PCD_ORWORLDVAR", \r
 423         "PCD_ORGLOBALVAR", \r
 424         "PCD_ORMAPARRAY", \r
 425         "PCD_ORWORLDARRAY", \r
 426         "PCD_ORGLOBALARRAY",\r
 427         "PCD_LSSCRIPTVAR", \r
 428         "PCD_LSMAPVAR", \r
 429         "PCD_LSWORLDVAR", \r
 430         "PCD_LSGLOBALVAR", \r
 431         "PCD_LSMAPARRAY", \r
 432         "PCD_LSWORLDARRAY", \r
 433         "PCD_LSGLOBALARRAY",\r
 434         "PCD_RSSCRIPTVAR", \r
 435         "PCD_RSMAPVAR", \r
 436         "PCD_RSWORLDVAR", \r
 437         "PCD_RSGLOBALVAR", \r
 438         "PCD_RSMAPARRAY", \r
 439         "PCD_RSWORLDARRAY", \r
 440         "PCD_RSGLOBALARRAY", \r
 441         //[MW] end my p-codes\r
 442         "PCD_GETPLAYERINFO",\r
 443         "PCD_CHANGELEVEL",\r
 444         "PCD_SECTORDAMAGE",\r
 445         "PCD_REPLACETEXTURES",\r
 446         "PCD_NEGATEBINARY",\r
 447         "PCD_GETACTORPITCH",\r
 448         "PCD_SETACTORPITCH",\r
 449         "PCD_PRINTBIND",\r
 450         "PCD_SETACTORSTATE",\r
 451         "PCD_THINGDAMAGE2",\r
 452         "PCD_USEINVENTORY",\r
 453         "PCD_USEACTORINVENTORY",\r
 454         "PCD_CHECKACTORCEILINGTEXTURE",\r
 455         "PCD_CHECKACTORFLOORTEXTURE",\r
 456         "PCD_GETACTORLIGHTLEVEL",\r
 457         "PCD_SETMUGSHOTSTATE",\r
 458         "PCD_THINGCOUNTSECTOR",\r
 459         "PCD_THINGCOUNTNAMESECTOR",\r
 460         "PCD_CHECKPLAYERCAMERA",\r
 461         "PCD_MORPHACTOR",\r
 462         "PCD_UNMORPHACTOR",\r
 463         "PCD_GETPLAYERINPUT",\r
 464         "PCD_CLASSIFYACTOR",\r
 465         "PCD_PRINTBINARY",\r
 466         "PCD_PRINTHEX",\r
 467         "PCD_CALLFUNC",\r
 468         "PCD_SAVESTRING",               // [FDARI]\r
 469 };\r
 470 \r
 471 // CODE --------------------------------------------------------------------\r
 472 \r
 473 //==========================================================================\r
 474 //\r
 475 // PC_OpenObject\r
 476 //\r
 477 //==========================================================================\r
 478 \r
 479 void PC_OpenObject(char *name, size_t size, int flags)\r
 480 {\r
 481         if(ObjectOpened == YES)\r
 482         {\r
 483                 PC_CloseObject();\r
 484         }\r
 485         if(strlen(name) >= MAX_FILE_NAME_LENGTH)\r
 486         {\r
 487                 ERR_Exit(ERR_FILE_NAME_TOO_LONG, NO, name);\r
 488         }\r
 489         strcpy(ObjectName, name);\r
 490         pc_Buffer = MS_Alloc(size, ERR_ALLOC_PCODE_BUFFER);\r
 491         pc_BufferPtr = pc_Buffer;\r
 492         pc_Address = 0;\r
 493         ObjectFlags = flags;\r
 494         BufferSize = size;\r
 495         pc_ScriptCount = 0;\r
 496         ObjectOpened = YES;\r
 497         PC_AppendString("ACS");\r
 498         PC_SkipInt(); // Script table offset\r
 499 }\r
 500 \r
 501 //==========================================================================\r
 502 //\r
 503 // PC_CloseObject\r
 504 //\r
 505 //==========================================================================\r
 506 \r
 507 void PC_CloseObject(void)\r
 508 {\r
 509         MS_Message(MSG_DEBUG, "---- PC_CloseObject ----\n");\r
 510         while (pc_Address & 3)\r
 511         {\r
 512                 PC_AppendByte (0);\r
 513         }\r
 514         if(!pc_NoShrink || (NumLanguages > 1) || (NumStringLists > 0) ||\r
 515                 (pc_FunctionCount > 0) || MapVariablesInit || NumArrays != 0 ||\r
 516                 pc_EncryptStrings || NumImports != 0 || HaveExtendedScripts)\r
 517         {\r
 518                 if(pc_EnforceHexen)\r
 519                 {\r
 520                         ERR_Exit(ERR_NOT_HEXEN, NO);\r
 521                 }\r
 522                 if(pc_WarnNotHexen)\r
 523                 {\r
 524                         fprintf(stderr, "\nThese scripts have been upgraded because they use new features.\n"\r
 525                                                         "They will not be compatible with Hexen.\n");\r
 526                 }\r
 527                 CloseNew();\r
 528         }\r
 529         else\r
 530         {\r
 531                 CloseOld();\r
 532         }\r
 533         if(MS_SaveFile(ObjectName, pc_Buffer, pc_Address) == FALSE)\r
 534         {\r
 535                 ERR_Exit(ERR_SAVE_OBJECT_FAILED, NO);\r
 536         }\r
 537 }\r
 538 \r
 539 //==========================================================================\r
 540 //\r
 541 // CloseOld\r
 542 //\r
 543 //==========================================================================\r
 544 \r
 545 static void CloseOld(void)\r
 546 {\r
 547         int i;\r
 548 \r
 549         STR_WriteStrings();\r
 550         PC_WriteInt((U_INT)pc_Address, 4);\r
 551         PC_AppendInt((U_INT)pc_ScriptCount);\r
 552         for(i = 0; i < pc_ScriptCount; ++i)\r
 553         {\r
 554                 scriptInfo_t *info = &ScriptInfo[i];\r
 555                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 556                         info->number, info->address, info->argCount);\r
 557                 PC_AppendInt((U_INT)(info->number + info->type * 1000));\r
 558                 PC_AppendInt((U_INT)info->address);\r
 559                 PC_AppendInt((U_INT)info->argCount);\r
 560         }\r
 561         STR_WriteList();\r
 562 }\r
 563 \r
 564 //==========================================================================\r
 565 //\r
 566 // CloseNew\r
 567 //\r
 568 // Creates a new-format ACS file. For programs that don't know any better,\r
 569 // this will look just like an old ACS file with no scripts or strings but\r
 570 // with some extra junk in the middle. Both WadAuthor and DeePsea will not\r
 571 // accept ACS files that do not have the ACS\0 header. Worse, WadAuthor\r
 572 // will hang if the file begins with ACS\0 but does not look like something\r
 573 // that might have been created with Raven's ACC. Thus, the chunks live in\r
 574 // the string block, and there are two 0 dwords at the end of the file.\r
 575 //\r
 576 //==========================================================================\r
 577 \r
 578 static void CloseNew(void)\r
 579 {\r
 580         int i, j, count;\r
 581         int chunkStart;\r
 582 \r
 583         if(pc_WadAuthor)\r
 584         {\r
 585                 CreateDummyScripts();\r
 586         }\r
 587 \r
 588         chunkStart = pc_Address;\r
 589 \r
 590         // Only write out those scripts that this acs file actually provides.\r
 591         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 592         {\r
 593                 if(!ScriptInfo[i].imported)\r
 594                 {\r
 595                         ++j;\r
 596                 }\r
 597         }\r
 598         if(j > 0)\r
 599         {\r
 600                 PC_Append("SPTR", 4);\r
 601                 PC_AppendInt(j * 8);\r
 602                 for(i = 0; i < pc_ScriptCount; i++)\r
 603                 {\r
 604                         scriptInfo_t *info = &ScriptInfo[i];\r
 605                         if(!info->imported)\r
 606                         {\r
 607                                 MS_Message(MSG_DEBUG, "Script %d, address = %d, arg count = %d\n",\r
 608                                         info->number, info->address, info->argCount);\r
 609                                 PC_AppendWord(info->number);\r
 610                                 PC_AppendByte(info->type);\r
 611                                 PC_AppendByte(info->argCount);\r
 612                                 PC_AppendInt((U_INT)info->address);\r
 613                         }\r
 614                 }\r
 615         }\r
 616 \r
 617         // If any scripts have more than the maximum number of arguments, output them.\r
 618         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 619         {\r
 620                 if(!ScriptInfo[i].imported && ScriptInfo[i].varCount > MAX_SCRIPT_VARIABLES)\r
 621                 {\r
 622                         ++j;\r
 623                 }\r
 624         }\r
 625         if(j > 0)\r
 626         {\r
 627                 PC_Append("SVCT", 4);\r
 628                 PC_AppendInt(j * 4);\r
 629                 for(i = 0; i < pc_ScriptCount; ++i)\r
 630                 {\r
 631                         scriptInfo_t *info = &ScriptInfo[i];\r
 632                         if(!info->imported && info->varCount > MAX_SCRIPT_VARIABLES)\r
 633                         {\r
 634                                 MS_Message(MSG_DEBUG, "Script %d, var count = %d\n",\r
 635                                         info->number, info->varCount);\r
 636                                 PC_AppendWord(info->number);\r
 637                                 PC_AppendWord(info->varCount);\r
 638                         }\r
 639                 }\r
 640         }\r
 641 \r
 642         // Write script flags in a separate chunk, so older ZDooms don't get confused\r
 643         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 644         {\r
 645                 if(!ScriptInfo[i].imported && ScriptInfo[i].flags != 0)\r
 646                 {\r
 647                         ++j;\r
 648                 }\r
 649         }\r
 650         if (j > 0)\r
 651         {\r
 652                 PC_Append("SFLG", 4);\r
 653                 PC_AppendInt(j * 4);\r
 654                 for(i = 0; i < pc_ScriptCount; ++i)\r
 655                 {\r
 656                         scriptInfo_t *info = &ScriptInfo[i];\r
 657                         if(!info->imported && info->flags != 0)\r
 658                         {\r
 659                                 PC_AppendWord(info->number);\r
 660                                 PC_AppendWord(info->flags);\r
 661                         }\r
 662                 }\r
 663         }\r
 664 \r
 665         // Write the string table for named scripts.\r
 666         STR_WriteListChunk(STRLIST_NAMEDSCRIPTS, MAKE4CC('S','N','A','M'), NO);\r
 667 \r
 668         if(pc_FunctionCount > 0)\r
 669         {\r
 670                 PC_Append("FUNC", 4);\r
 671                 PC_AppendInt(pc_FunctionCount * 8);\r
 672                 for(i = 0; i < pc_FunctionCount; ++i)\r
 673                 {\r
 674                         functionInfo_t *info = &FunctionInfo[i];\r
 675                         MS_Message(MSG_DEBUG, "Function %d:%s, address = %d, arg count = %d, var count = %d\n",\r
 676                                 i, STR_GetString(STRLIST_FUNCTIONS, info->name),\r
 677                                 info->address, info->argCount, info->localCount);\r
 678                         PC_AppendByte(info->argCount);\r
 679                         PC_AppendByte(info->localCount);\r
 680                         PC_AppendByte((U_BYTE)(info->hasReturnValue?1:0));\r
 681                         PC_AppendByte(0);\r
 682                         PC_AppendInt((U_INT)info->address);\r
 683                 }\r
 684                 STR_WriteListChunk(STRLIST_FUNCTIONS, MAKE4CC('F','N','A','M'), NO);\r
 685         }\r
 686 \r
 687         if(NumLanguages > 1)\r
 688         {\r
 689                 for(i = 0; i < NumLanguages; i++)\r
 690                 {\r
 691                         STR_WriteChunk(i, pc_EncryptStrings);\r
 692                 }\r
 693         }\r
 694         else if(STR_ListSize(0) > 0)\r
 695         {\r
 696                 STR_WriteChunk(0, pc_EncryptStrings);\r
 697         }\r
 698 \r
 699         STR_WriteListChunk(STRLIST_PICS, MAKE4CC('P','I','C','S'), NO);\r
 700         if(MapVariablesInit)\r
 701         {\r
 702                 int j;\r
 703 \r
 704                 for(i = 0; i < pa_MapVarCount; ++i)\r
 705                 {\r
 706                         if(MapVariables[i].initializer != 0)\r
 707                                 break;\r
 708                 }\r
 709                 for(j = pa_MapVarCount-1; j > i; --j)\r
 710                 {\r
 711                         if(MapVariables[j].initializer != 0)\r
 712                                 break;\r
 713                 }\r
 714                 ++j;\r
 715 \r
 716                 if (i < j)\r
 717                 {\r
 718                         PC_Append("MINI", 4);\r
 719                         PC_AppendInt((j-i)*4+4);\r
 720                         PC_AppendInt(i);                                                // First map var defined\r
 721                         for(; i < j; ++i)\r
 722                         {\r
 723                                 PC_AppendInt(MapVariables[i].initializer);\r
 724                         }\r
 725                 }\r
 726         }\r
 727 \r
 728         // If this is a library, record which map variables are\r
 729         // initialized with strings.\r
 730         if(ImportMode == IMPORT_Exporting)\r
 731         {\r
 732                 count = 0;\r
 733 \r
 734                 for(i = 0; i < pa_MapVarCount; ++i)\r
 735                 {\r
 736                         if(MapVariables[i].isString)\r
 737                         {\r
 738                                 ++count;\r
 739                         }\r
 740                 }\r
 741                 if(count > 0)\r
 742                 {\r
 743                         PC_Append("MSTR", 4);\r
 744                         PC_AppendInt(count*4);\r
 745                         for(i = 0; i < pa_MapVarCount; ++i)\r
 746                         {\r
 747                                 if(MapVariables[i].isString)\r
 748                                 {\r
 749                                         PC_AppendInt(i);\r
 750                                 }\r
 751                         }\r
 752                 }\r
 753 \r
 754                 // Now do the same thing for arrays.\r
 755                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 756                 {\r
 757                         if(ArrayOfStrings[i])\r
 758                         {\r
 759                                 ++count;\r
 760                         }\r
 761                 }\r
 762                 if(count > 0)\r
 763                 {\r
 764                         PC_Append("ASTR", 4);\r
 765                         PC_AppendInt(count*4);\r
 766                         for(i = 0; i < pa_MapVarCount; ++i)\r
 767                         {\r
 768                                 if(ArrayOfStrings[i])\r
 769                                 {\r
 770                                         PC_AppendInt(i);\r
 771                                 }\r
 772                         }\r
 773                 }\r
 774         }\r
 775 \r
 776         // Publicize the names of map variables in a library.\r
 777         if(ImportMode == IMPORT_Exporting)\r
 778         {\r
 779                 for(i = 0; i < pa_MapVarCount; ++i)\r
 780                 {\r
 781                         if(!MapVariables[i].imported)\r
 782                         {\r
 783                                 STR_AppendToList(STRLIST_MAPVARS, MapVariables[i].name);\r
 784                         }\r
 785                         else\r
 786                         {\r
 787                                 STR_AppendToList(STRLIST_MAPVARS, NULL);\r
 788                         }\r
 789                 }\r
 790                 STR_WriteListChunk(STRLIST_MAPVARS, MAKE4CC('M','E','X','P'), NO);\r
 791         }\r
 792 \r
 793         // Record the names of imported map variables\r
 794         count = 0;\r
 795         for(i = 0; i < pa_MapVarCount; ++i)\r
 796         {\r
 797                 if(MapVariables[i].imported && !ArraySizes[i])\r
 798                 {\r
 799                         count += 5 + strlen(MapVariables[i].name);\r
 800                 }\r
 801         }\r
 802         if(count > 0)\r
 803         {\r
 804                 PC_Append("MIMP", 4);\r
 805                 PC_AppendInt(count);\r
 806                 for(i = 0; i < pa_MapVarCount; ++i)\r
 807                 {\r
 808                         if(MapVariables[i].imported && !ArraySizes[i])\r
 809                         {\r
 810                                 PC_AppendInt(i);\r
 811                                 PC_AppendString(MapVariables[i].name);\r
 812                         }\r
 813                 }\r
 814         }\r
 815 \r
 816         if(NumArrays)\r
 817         {\r
 818                 int count;\r
 819 \r
 820                 // Arrays defined here\r
 821                 for(count = 0, i = 0; i < pa_MapVarCount; ++i)\r
 822                 {\r
 823                         if(ArraySizes[i] && !MapVariables[i].imported)\r
 824                         {\r
 825                                 ++count;\r
 826                         }\r
 827                 }\r
 828                 if(count)\r
 829                 {\r
 830                         PC_Append("ARAY", 4);\r
 831                         PC_AppendInt(count*8);\r
 832                         for(i = 0; i < pa_MapVarCount; ++i)\r
 833                         {\r
 834                                 if(ArraySizes[i] && !MapVariables[i].imported)\r
 835                                 {\r
 836                                         PC_AppendInt(i);\r
 837                                         PC_AppendInt(ArraySizes[i]);\r
 838                                 }\r
 839                         }\r
 840                         for(i = 0; i < pa_MapVarCount; ++i)\r
 841                         {\r
 842                                 if(ArrayInits[i])\r
 843                                 {\r
 844                                         int j;\r
 845 \r
 846                                         PC_Append("AINI", 4);\r
 847                                         PC_AppendInt(ArraySizes[i]*4+4);\r
 848                                         PC_AppendInt((U_INT)i);\r
 849                                         MS_Message(MSG_DEBUG, "Writing array initializers for array %d (size %d)\n", i, ArraySizes[i]);\r
 850                                         for(j = 0; j < ArraySizes[i]; ++j)\r
 851                                         {\r
 852                                                 PC_AppendInt((U_INT)ArrayInits[i][j]);\r
 853                                         }\r
 854                                 }\r
 855                         }\r
 856                 }\r
 857 \r
 858                 // Arrays imported from elsewhere\r
 859                 for(count = 0, j = i = 0; i < pa_MapVarCount; ++i)\r
 860                 {\r
 861                         if(ArraySizes[i] && MapVariables[i].imported)\r
 862                         {\r
 863                                 count += 9 + strlen(MapVariables[i].name);\r
 864                                 ++j;\r
 865                         }\r
 866                 }\r
 867                 if(count)\r
 868                 {\r
 869                         PC_Append("AIMP", 4);\r
 870                         PC_AppendInt(count+4);\r
 871                         PC_AppendInt(j);\r
 872                         for(i = 0; i < pa_MapVarCount; ++i)\r
 873                         {\r
 874                                 if(ArraySizes[i] && MapVariables[i].imported)\r
 875                                 {\r
 876                                         PC_AppendInt(i);\r
 877                                         PC_AppendInt(ArraySizes[i]);\r
 878                                         PC_AppendString(MapVariables[i].name);\r
 879                                 }\r
 880                         }\r
 881                 }\r
 882         }\r
 883 \r
 884         // Add a dummy chunk to indicate if this object is a library.\r
 885         if(ImportMode == IMPORT_Exporting)\r
 886         {\r
 887                 PC_Append("ALIB", 4);\r
 888                 PC_AppendInt(0);\r
 889         }\r
 890 \r
 891         // Record libraries imported by this object.\r
 892         if(NumImports > 0)\r
 893         {\r
 894                 count = 0;\r
 895                 for(i = 0; i < NumImports; ++i)\r
 896                 {\r
 897                         count += strlen(Imports[i]) + 1;\r
 898                 }\r
 899                 if(count > 0)\r
 900                 {\r
 901                         PC_Append("LOAD", 4);\r
 902                         PC_AppendInt(count);\r
 903                         for(i = 0; i < NumImports; ++i)\r
 904                         {\r
 905                                 PC_AppendString(Imports[i]);\r
 906                         }\r
 907                 }\r
 908         }\r
 909 \r
 910         PC_AppendInt((U_INT)chunkStart);\r
 911         if(pc_NoShrink)\r
 912         {\r
 913                 PC_Append("ACSE", 4);\r
 914         }\r
 915         else\r
 916         {\r
 917                 PC_Append("ACSe", 4);\r
 918         }\r
 919         PC_WriteInt((U_INT)pc_Address, 4);\r
 920 \r
 921         // WadAuthor compatibility when creating a library is pointless, because\r
 922         // that editor does not know anything about libraries and will never\r
 923         // find their scripts ever.\r
 924         if(pc_WadAuthor && ImportMode != IMPORT_Exporting)\r
 925         {\r
 926                 RecordDummyScripts();\r
 927         }\r
 928         else\r
 929         {\r
 930                 PC_AppendInt(0);\r
 931         }\r
 932         PC_AppendInt(0);\r
 933 }\r
 934 \r
 935 //==========================================================================\r
 936 //\r
 937 // CreateDummyScripts\r
 938 //\r
 939 //==========================================================================\r
 940 \r
 941 static void CreateDummyScripts(void)\r
 942 {\r
 943         int i;\r
 944 \r
 945         MS_Message(MSG_DEBUG, "Creating dummy scripts to make WadAuthor happy.\n");\r
 946         if(pc_Address%4 != 0)\r
 947         { // Need to align\r
 948                 U_INT pad = 0;\r
 949                 PC_Append((void *)&pad, 4-(pc_Address%4));\r
 950         }\r
 951         pc_DummyAddress = pc_Address;\r
 952         for(i = 0; i < pc_ScriptCount; ++i)\r
 953         {\r
 954                 // Only create dummies for scripts WadAuthor could care about.\r
 955                 if(!ScriptInfo[i].imported && ScriptInfo[i].number >= 0 && ScriptInfo[i].number <= 255)\r
 956                 {\r
 957                         PC_AppendCmd(PCD_TERMINATE);\r
 958                         if(!pc_NoShrink)\r
 959                         {\r
 960                                 PC_AppendCmd(PCD_NOP);\r
 961                                 PC_AppendCmd(PCD_NOP);\r
 962                                 PC_AppendCmd(PCD_NOP);\r
 963                         }\r
 964                 }\r
 965         }\r
 966 }\r
 967 \r
 968 //==========================================================================\r
 969 //\r
 970 // RecordDummyScripts\r
 971 //\r
 972 //==========================================================================\r
 973 \r
 974 static void RecordDummyScripts(void)\r
 975 {\r
 976         int i, j, count;\r
 977 \r
 978         for(i = count = 0; i < pc_ScriptCount; ++i)\r
 979         {\r
 980                 if(!ScriptInfo[i].imported && ScriptInfo[i].number >= 0 && ScriptInfo[i].number <= 255)\r
 981                 {\r
 982                         ++count;\r
 983                 }\r
 984         }\r
 985         PC_AppendInt((U_INT)count);\r
 986         for(i = j = 0; i < pc_ScriptCount; ++i)\r
 987         {\r
 988                 scriptInfo_t *info = &ScriptInfo[i];\r
 989                 if(!info->imported && info->number >= 0 && ScriptInfo[i].number <= 255)\r
 990                 {\r
 991                         MS_Message(MSG_DEBUG, "Dummy script %d, address = %d, arg count = %d\n",\r
 992                                 info->number, info->address, info->argCount);\r
 993                         PC_AppendInt((U_INT)info->number);\r
 994                         PC_AppendInt((U_INT)pc_DummyAddress + j*4);\r
 995                         PC_AppendInt((U_INT)info->argCount);\r
 996                         j++;\r
 997                 }\r
 998         }\r
 999 }\r
1000 \r
1001 //==========================================================================\r
1002 //\r
1003 // GrowBuffer\r
1004 //\r
1005 //==========================================================================\r
1006 \r
1007 void GrowBuffer(void)\r
1008 {\r
1009         ptrdiff_t buffpos = pc_BufferPtr - pc_Buffer;\r
1010 \r
1011         BufferSize *= 2;\r
1012         pc_Buffer = MS_Realloc(pc_Buffer, BufferSize, ERR_PCODE_BUFFER_OVERFLOW);\r
1013         pc_BufferPtr = pc_Buffer + buffpos;\r
1014 }\r
1015 \r
1016 //==========================================================================\r
1017 //\r
1018 // PC_Append functions\r
1019 //\r
1020 //==========================================================================\r
1021 \r
1022 static void Append(void *buffer, size_t size)\r
1023 {\r
1024         if (ImportMode != IMPORT_Importing)\r
1025         {\r
1026                 if(pc_Address+size > BufferSize)\r
1027                 {\r
1028                         GrowBuffer ();\r
1029                 }\r
1030                 memcpy(pc_BufferPtr, buffer, size);\r
1031                 pc_BufferPtr += size;\r
1032                 pc_Address += size;\r
1033         }\r
1034 }\r
1035 \r
1036 void PC_Append(void *buffer, size_t size)\r
1037 {\r
1038         if (ImportMode != IMPORT_Importing)\r
1039         {\r
1040                 MS_Message(MSG_DEBUG, "AD> %06d = (%d bytes)\n", pc_Address, size);\r
1041                 Append(buffer, size);\r
1042         }\r
1043 }\r
1044 \r
1045 void PC_AppendByte(U_BYTE val)\r
1046 {\r
1047         if (ImportMode != IMPORT_Importing)\r
1048         {\r
1049                 MS_Message(MSG_DEBUG, "AB> %06d = %d\n", pc_Address, val);\r
1050                 Append(&val, sizeof(U_BYTE));\r
1051         }\r
1052 }\r
1053 \r
1054 void PC_AppendWord(U_WORD val)\r
1055 {\r
1056         if (ImportMode != IMPORT_Importing)\r
1057         {\r
1058                 MS_Message(MSG_DEBUG, "AW> %06d = %d\n", pc_Address, val);\r
1059                 val = MS_LittleUWORD(val);\r
1060                 Append(&val, sizeof(U_WORD));\r
1061         }\r
1062 }\r
1063 \r
1064 void PC_AppendInt(U_INT val)\r
1065 {\r
1066         if (ImportMode != IMPORT_Importing)\r
1067         {\r
1068                 MS_Message(MSG_DEBUG, "AL> %06d = %d\n", pc_Address, val);\r
1069                 val = MS_LittleUINT(val);\r
1070                 Append(&val, sizeof(U_INT));\r
1071         }\r
1072 }\r
1073 \r
1074 void PC_AppendString(char *string)\r
1075 {\r
1076         if (ImportMode != IMPORT_Importing)\r
1077         {\r
1078                 int length;\r
1079 \r
1080                 length = strlen(string)+1;\r
1081                 MS_Message(MSG_DEBUG, "AS> %06d = \"%s\" (%d bytes)\n",\r
1082                         pc_Address, string, length);\r
1083                 Append(string, length);\r
1084         }\r
1085 }\r
1086 \r
1087 void PC_AppendCmd(pcd_t command)\r
1088 {\r
1089         if (ImportMode != IMPORT_Importing)\r
1090         {\r
1091                 pc_LastAppendedCommand = command;\r
1092                 if (pc_NoShrink)\r
1093                 {\r
1094                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1095                                 command, PCDNames[command]);\r
1096                         command = MS_LittleUINT(command);\r
1097                         Append(&command, sizeof(U_INT));\r
1098                 }\r
1099                 else\r
1100                 {\r
1101                         U_BYTE cmd;\r
1102                         if (command != PCD_PUSHBYTE && PushByteAddr)\r
1103                         { // Maybe shrink a PCD_PUSHBYTE sequence into PCD_PUSHBYTES\r
1104                                 int runlen = (pc_Address - PushByteAddr) / 2;\r
1105                                 int i;\r
1106 \r
1107                                 if (runlen > 5)\r
1108                                 {\r
1109                                         pc_Buffer[PushByteAddr] = PCD_PUSHBYTES;\r
1110                                         for (i = 0; i < runlen; i++)\r
1111                                         {\r
1112                                                 pc_Buffer[PushByteAddr+i+2] = pc_Buffer[PushByteAddr+i*2+1];\r
1113                                         }\r
1114                                         pc_Buffer[PushByteAddr+1] = runlen;\r
1115                                         pc_Address = PushByteAddr + runlen + 2;\r
1116                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1117                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSHBYTES\n",\r
1118                                                 runlen, PCD_PUSHBYTES);\r
1119                                 }\r
1120                                 else if (runlen > 1)\r
1121                                 {\r
1122                                         pc_Buffer[PushByteAddr] = PCD_PUSH2BYTES + runlen - 2;\r
1123                                         for (i = 1; i < runlen; i++)\r
1124                                         {\r
1125                                                 pc_Buffer[PushByteAddr+1+i] = pc_Buffer[PushByteAddr+1+i*2];\r
1126                                         }\r
1127                                         pc_Address = PushByteAddr + runlen + 1;\r
1128                                         pc_BufferPtr = pc_Buffer + pc_Address;\r
1129                                         MS_Message (MSG_DEBUG, "AC> Last %d PCD_PUSHBYTEs changed to #%d:PCD_PUSH%dBYTES\n",\r
1130                                                 runlen, PCD_PUSH2BYTES+runlen-2, runlen);\r
1131                                 }\r
1132                                 PushByteAddr = 0;\r
1133                         }\r
1134                         else if (command == PCD_PUSHBYTE && PushByteAddr == 0)\r
1135                         { // Remember the first PCD_PUSHBYTE, in case there are more\r
1136                                 PushByteAddr = pc_Address;\r
1137                         }\r
1138                         MS_Message(MSG_DEBUG, "AC> %06d = #%d:%s\n", pc_Address,\r
1139                                 command, PCDNames[command]);\r
1140 \r
1141                         if (command < 256-16)\r
1142                         {\r
1143                                 cmd = command;\r
1144                                 Append(&cmd, sizeof(U_BYTE));\r
1145                         }\r
1146                         else\r
1147                         {\r
1148                                 // Room for expansion: The top 16 pcodes in the [0,255]\r
1149                                 // range select a set of pcodes, and the next byte is\r
1150                                 // the pcode in that set.\r
1151                                 cmd = ((command - (256-16)) >> 8) + (256-16);\r
1152                                 Append(&cmd, sizeof(U_BYTE));\r
1153                                 cmd = (command - (256-16)) & 255;\r
1154                                 Append(&cmd, sizeof(U_BYTE));\r
1155                         }\r
1156                 }\r
1157         }\r
1158 }\r
1159 \r
1160 //==========================================================================\r
1161 //\r
1162 // PC_AppendShrink\r
1163 //\r
1164 //==========================================================================\r
1165 \r
1166 void PC_AppendShrink(U_BYTE val)\r
1167 {\r
1168         if(pc_NoShrink)\r
1169         {\r
1170                 PC_AppendInt(val);\r
1171         }\r
1172         else\r
1173         {\r
1174                 PC_AppendByte(val);\r
1175         }\r
1176 }\r
1177 \r
1178 //==========================================================================\r
1179 //\r
1180 // PC_AppendPushVal\r
1181 //\r
1182 //==========================================================================\r
1183 \r
1184 void PC_AppendPushVal(U_INT val)\r
1185 {\r
1186         if(pc_NoShrink || val > 255)\r
1187         {\r
1188                 PC_AppendCmd(PCD_PUSHNUMBER);\r
1189                 PC_AppendInt(val);\r
1190         }\r
1191         else\r
1192         {\r
1193                 PC_AppendCmd(PCD_PUSHBYTE);\r
1194                 PC_AppendByte((U_BYTE)val);\r
1195         }\r
1196 }\r
1197 \r
1198 //==========================================================================\r
1199 //\r
1200 // PC_Write functions\r
1201 //\r
1202 //==========================================================================\r
1203 \r
1204 static void Write(void *buffer, size_t size, int address)\r
1205 {\r
1206         if (ImportMode != IMPORT_Importing)\r
1207         {\r
1208                 if(address+size > BufferSize)\r
1209                 {\r
1210                         GrowBuffer();\r
1211                 }\r
1212                 memcpy(pc_Buffer+address, buffer, size);\r
1213         }\r
1214 }\r
1215 \r
1216 void PC_Write(void *buffer, size_t size, int address)\r
1217 {\r
1218         if (ImportMode != IMPORT_Importing)\r
1219         {\r
1220                 MS_Message(MSG_DEBUG, "WD> %06d = (%d bytes)\n", address, size);\r
1221                 Write(buffer, size, address);\r
1222         }\r
1223 }\r
1224 \r
1225 void PC_WriteByte(U_BYTE val, int address)\r
1226 {\r
1227         if (ImportMode != IMPORT_Importing)\r
1228         {\r
1229                 MS_Message(MSG_DEBUG, "WB> %06d = %d\n", address, val);\r
1230                 Write(&val, sizeof(U_BYTE), address);\r
1231         }\r
1232 }\r
1233 \r
1234 /*\r
1235 void PC_WriteWord(U_WORD val, int address)\r
1236 {\r
1237         MS_Message(MSG_DEBUG, "WW> %06d = %d\n", address, val);\r
1238         val = MS_LittleUWORD(val);\r
1239         Write(&val, sizeof(U_WORD), address);\r
1240 }\r
1241 */\r
1242 \r
1243 void PC_WriteInt(U_INT val, int address)\r
1244 {\r
1245         if (ImportMode != IMPORT_Importing)\r
1246         {\r
1247                 MS_Message(MSG_DEBUG, "WL> %06d = %d\n", address, val);\r
1248                 val = MS_LittleUINT(val);\r
1249                 Write(&val, sizeof(U_INT), address);\r
1250         }\r
1251         pc_LastAppendedCommand = PCD_NOP;\r
1252 }\r
1253 \r
1254 void PC_WriteString(char *string, int address)\r
1255 {\r
1256         if (ImportMode != IMPORT_Importing)\r
1257         {\r
1258                 int length;\r
1259 \r
1260                 length = strlen(string)+1;\r
1261                 MS_Message(MSG_DEBUG, "WS> %06d = \"%s\" (%d bytes)\n",\r
1262                         address, string, length);\r
1263                 Write(string, length, address);\r
1264         }\r
1265 }\r
1266 \r
1267 void PC_WriteCmd(pcd_t command, int address)\r
1268 {\r
1269         if (ImportMode != IMPORT_Importing)\r
1270         {\r
1271                 MS_Message(MSG_DEBUG, "WC> %06d = #%d:%s\n", address,\r
1272                         command, PCDNames[command]);\r
1273                 command = MS_LittleUINT(command);\r
1274                 Write(&command, sizeof(U_INT), address);\r
1275         }\r
1276 }\r
1277 \r
1278 //==========================================================================\r
1279 //\r
1280 // PC_Skip functions\r
1281 //\r
1282 //==========================================================================\r
1283 \r
1284 static void Skip(size_t size)\r
1285 {\r
1286         if (ImportMode != IMPORT_Importing)\r
1287         {\r
1288                 if(pc_Address+size > BufferSize)\r
1289                 {\r
1290                         GrowBuffer();\r
1291                 }\r
1292                 pc_BufferPtr += size;\r
1293                 pc_Address += size;\r
1294         }\r
1295 }\r
1296 \r
1297 void PC_Skip(size_t size)\r
1298 {\r
1299         if (ImportMode != IMPORT_Importing)\r
1300         {\r
1301                 MS_Message(MSG_DEBUG, "SD> %06d (skip %d bytes)\n", pc_Address, size);\r
1302                 Skip(size);\r
1303         }\r
1304 }\r
1305 \r
1306 /*\r
1307 void PC_SkipByte(void)\r
1308 {\r
1309         MS_Message(MSG_DEBUG, "SB> %06d (skip byte)\n", pc_Address);\r
1310         Skip(sizeof(U_BYTE));\r
1311 }\r
1312 */\r
1313 \r
1314 /*\r
1315 void PC_SkipWord(void)\r
1316 {\r
1317         MS_Message(MSG_DEBUG, "SW> %06d (skip word)\n", pc_Address);\r
1318         Skip(sizeof(U_WORD));\r
1319 }\r
1320 */\r
1321 \r
1322 void PC_SkipInt(void)\r
1323 {\r
1324         if (ImportMode != IMPORT_Importing)\r
1325         {\r
1326                 MS_Message(MSG_DEBUG, "SL> %06d (skip int)\n", pc_Address);\r
1327                 Skip(sizeof(U_INT));\r
1328         }\r
1329 }\r
1330 \r
1331 //==========================================================================\r
1332 //\r
1333 // PC_PutMapVariable\r
1334 //\r
1335 //==========================================================================\r
1336 \r
1337 void PC_PutMapVariable(int index, int value)\r
1338 {\r
1339         if(index < MAX_MAP_VARIABLES)\r
1340         {\r
1341                 MapVariables[index].isString = pa_ConstExprIsString;\r
1342                 MapVariables[index].initializer = value;\r
1343                 MapVariablesInit = YES;\r
1344                 if(pc_EnforceHexen)\r
1345                 {\r
1346                         ERR_Error(ERR_HEXEN_COMPAT, YES);\r
1347                 }\r
1348         }\r
1349 }\r
1350 \r
1351 //==========================================================================\r
1352 //\r
1353 // PC_NameMapVariable\r
1354 //\r
1355 //==========================================================================\r
1356 \r
1357 void PC_NameMapVariable(int index, symbolNode_t *sym)\r
1358 {\r
1359         if(index < MAX_MAP_VARIABLES)\r
1360         {\r
1361                 MapVariables[index].name = sym->name;\r
1362                 MapVariables[index].imported = sym->imported;\r
1363         }\r
1364 }\r
1365 \r
1366 //==========================================================================\r
1367 //\r
1368 // PC_AddScript\r
1369 //\r
1370 //==========================================================================\r
1371 \r
1372 void PC_AddScript(int number, int type, int flags, int argCount)\r
1373 {\r
1374         scriptInfo_t *script;\r
1375         int i;\r
1376 \r
1377         if (flags != 0 || number < 0 || number >= 1000)\r
1378         {\r
1379                 HaveExtendedScripts = YES;\r
1380                 if(pc_EnforceHexen)\r
1381                 {\r
1382                         ERR_Error(ERR_HEXEN_COMPAT, YES);\r
1383                 }\r
1384         }\r
1385 \r
1386         for (i = 0; i < pc_ScriptCount; i++)\r
1387         {\r
1388                 if (ScriptInfo[i].number == number)\r
1389                 {\r
1390                         ERR_Error(ERR_SCRIPT_ALREADY_DEFINED, YES);\r
1391                 }\r
1392         }\r
1393         if(pc_ScriptCount == MAX_SCRIPT_COUNT)\r
1394         {\r
1395                 ERR_Error(ERR_TOO_MANY_SCRIPTS, YES);\r
1396         }\r
1397         else\r
1398         {\r
1399                 script = &ScriptInfo[pc_ScriptCount];\r
1400                 script->number = number;\r
1401                 script->type = type;\r
1402                 script->address = (ImportMode == IMPORT_Importing) ? 0 : pc_Address;\r
1403                 script->argCount = argCount;\r
1404                 script->flags = flags;\r
1405                 script->srcLine = tk_Line;\r
1406                 script->imported = (ImportMode == IMPORT_Importing) ? YES : NO;\r
1407                 pc_ScriptCount++;\r
1408         }\r
1409 }\r
1410 \r
1411 //==========================================================================\r
1412 //\r
1413 // PC_SetScriptVarCount\r
1414 //\r
1415 // Sets the number of local variables used by a script, including\r
1416 // arguments.\r
1417 //\r
1418 //==========================================================================\r
1419 \r
1420 void PC_SetScriptVarCount(int number, int type, int varCount)\r
1421 {\r
1422         int i;\r
1423 \r
1424         for(i = 0; i < pc_ScriptCount; i++)\r
1425         {\r
1426                 if(ScriptInfo[i].number == number && ScriptInfo[i].type == type)\r
1427                 {\r
1428                         ScriptInfo[i].varCount = varCount;\r
1429                         break;\r
1430                 }\r
1431         }\r
1432 }\r
1433 \r
1434 //==========================================================================\r
1435 //\r
1436 // PC_AddFunction\r
1437 //\r
1438 //==========================================================================\r
1439 \r
1440 void PC_AddFunction(symbolNode_t *sym)\r
1441 {\r
1442         functionInfo_t *function;\r
1443 \r
1444         if(pc_FunctionCount == MAX_FUNCTION_COUNT)\r
1445         {\r
1446                 ERR_Error(ERR_TOO_MANY_FUNCTIONS, YES, NULL);\r
1447         }\r
1448         else if(pc_EnforceHexen)\r
1449         {\r
1450                 ERR_Error(ERR_HEXEN_COMPAT, YES);\r
1451         }\r
1452 \r
1453         function = &FunctionInfo[pc_FunctionCount];\r
1454         function->hasReturnValue = (U_BYTE)sym->info.scriptFunc.hasReturnValue;\r
1455         function->argCount = (U_BYTE)sym->info.scriptFunc.argCount;\r
1456         function->localCount = (U_BYTE)sym->info.scriptFunc.varCount;\r
1457         function->name = STR_AppendToList (STRLIST_FUNCTIONS, sym->name);\r
1458         function->address = sym->info.scriptFunc.address;\r
1459         sym->info.scriptFunc.funcNumber = pc_FunctionCount;\r
1460         pc_FunctionCount++;\r
1461 }\r
1462 \r
1463 //==========================================================================\r
1464 //\r
1465 // PC_AddArray\r
1466 //\r
1467 //==========================================================================\r
1468 \r
1469 void PC_AddArray(int index, int size)\r
1470 {\r
1471         NumArrays++;\r
1472         ArraySizes[index] = size;\r
1473         if(pc_EnforceHexen)\r
1474         {\r
1475                 ERR_Error(ERR_HEXEN_COMPAT, YES);\r
1476         }\r
1477 }\r
1478 \r
1479 //==========================================================================\r
1480 //\r
1481 // PC_InitArray\r
1482 //\r
1483 //==========================================================================\r
1484 \r
1485 void PC_InitArray(int index, int *entries, boolean hasStrings)\r
1486 {\r
1487         int i;\r
1488 \r
1489         // If the array is just initialized to zeros, then we don't need to\r
1490         // remember the initializer.\r
1491         for(i = 0; i < ArraySizes[index]; ++i)\r
1492         {\r
1493                 if(entries[i] != 0)\r
1494                 {\r
1495                         break;\r
1496                 }\r
1497         }\r
1498         if(i < ArraySizes[index])\r
1499         {\r
1500                 ArrayInits[index] = MS_Alloc(ArraySizes[index]*sizeof(int), ERR_OUT_OF_MEMORY);\r
1501                 memcpy(ArrayInits[index], entries, ArraySizes[index]*sizeof(int));\r
1502         }\r
1503         ArrayOfStrings[index] = hasStrings;\r
1504 }\r
1505 \r
1506 //==========================================================================\r
1507 //\r
1508 // PC_AddImport\r
1509 //\r
1510 //==========================================================================\r
1511 \r
1512 int PC_AddImport(char *name)\r
1513 {\r
1514         if (NumImports >= MAX_IMPORTS)\r
1515         {\r
1516                 ERR_Exit(ERR_TOO_MANY_IMPORTS, YES);\r
1517         }\r
1518         else if(pc_EnforceHexen)\r
1519         {\r
1520                 ERR_Error(ERR_HEXEN_COMPAT, YES);\r
1521         }\r
1522         strncpy(Imports[NumImports], name, 8);\r
1523         return NumImports++;\r
1524 }\r