raze-gles/polymer/eduke32/source/m32def.c

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//-------------------------------------------------------------------------
/*
Copyright (C) 2010 EDuke32 developers and contributors
This file is part of EDuke32.
EDuke32 is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
//-------------------------------------------------------------------------
#include "m32script.h"
#include "m32def.h"
#include "cache1d.h"
#include "sounds_mapster32.h"
//#include "osd.h"
#include "keys.h"
char g_szScriptFileName[BMAX_PATH] = "(none)"; // file we're currently compiling
static char g_szCurrentBlockName[BMAX_PATH] = "(none)", g_szLastBlockName[BMAX_PATH] = "NULL";
////// compiler state vvv
static const char *textptr, *start_textptr, *g_curkwptr;
static int32_t def_tw;
int32_t g_totalLines, g_lineNumber;
int32_t g_numCompilerErrors, g_numCompilerWarnings;
int32_t g_didDefineSomething;
typedef struct
{
int32_t currentStateIdx;
ofstype currentStateOfs; // the offset to the start of the currently parsed states' code
int32_t currentEvent;
ofstype parsingEventOfs;
int32_t checkingSwitch;
int32_t numCases;
instype *caseScriptPtr; // the pointer to the start of the case table in a switch statement
// first entry is 'default' code.
instype *caseCodePtr; // the pointer to the start of the different cases' code
int32_t labelsOnly;
int32_t numBraces;
int32_t checkingIfElse, ifElseAborted;
} compilerstate_t;
static compilerstate_t cs;
static compilerstate_t cs_default = {-1, -1, -1, -1, 0, 0, NULL, NULL, 0, 0, 0, 0};
////// -------------------
instype *script = NULL;
instype *g_scriptPtr;
int32_t g_scriptSize = 65536;
int32_t *constants, constants_allocsize=1024;
int32_t g_numSavedConstants=0;
static int32_t g_wasConstant=0;
char *label;
int32_t *labelval;
uint8_t *labeltype;
int32_t g_numLabels=0, g_numDefaultLabels=0;
static int32_t label_allocsize = 512;
int32_t g_stateCount = 0;
statesinfo_t *statesinfo = NULL;
static int32_t statesinfo_allocsize = 512;
static int32_t interactive_compilation = 0;
static char tempbuf[2048];
static char tlabel[MAXLABELLEN], tlabel2[MAXLABELLEN];
int32_t g_iReturnVar=0;
int32_t m32_sortvar1, m32_sortvar2;
char *ScriptQuotes[MAXQUOTES+1], *ScriptQuoteRedefinitions[MAXQUOTES+1];
int32_t g_numQuoteRedefinitions = 0;
ofstype aEventOffsets[MAXEVENTS];
int32_t aEventSizes[MAXEVENTS];
uint16_t aEventNumLocals[MAXEVENTS];
gamevar_t aGameVars[MAXGAMEVARS];
gamearray_t aGameArrays[MAXGAMEARRAYS];
int32_t g_gameVarCount=0, g_systemVarCount=0;
int32_t g_gameArrayCount=0, g_systemArrayCount=0;
// "magic" number for { and }, overrides line number in compiled code for later detection
#define IFELSE_MAGIC 31337
enum ScriptLabel_t
{
LABEL_ANY = -1,
LABEL_DEFINE = 1,
LABEL_EVENT = 2
};
static const char *LabelTypeText[] =
{
"define",
"event"
};
static const char *C_GetLabelType(int32_t type)
{
uint32_t i;
char x[64];
x[0] = 0;
for (i=0; i<sizeof(LabelTypeText)/sizeof(char *); i++)
{
if (!(type & (1<<i))) continue;
if (x[0]) Bstrcat(x, " or ");
Bstrcat(x, LabelTypeText[i]);
}
return strdup(x);
}
#define NUMKEYWORDS (int32_t)(sizeof(keyw)/sizeof(keyw[0]))
#define NUMALTKEYWORDS (int32_t)(sizeof(altkeyw)/sizeof(altkeyw[0]))
const tokenmap_t altkeyw[] =
{
{ "#define", CON_DEFINE },
{ "al", CON_ADDLOGVAR },
{ "var", CON_GAMEVAR },
{ "array", CON_GAMEARRAY },
{ "shiftl", CON_SHIFTVARVARL },
{ "shiftr", CON_SHIFTVARVARR },
{ "rand", CON_RANDVARVAR },
{ "set", CON_SETVARVAR },
{ "add", CON_ADDVARVAR },
{ "sub", CON_SUBVARVAR },
{ "mul", CON_MULVARVAR },
{ "div", CON_DIVVARVAR },
{ "mod", CON_MODVARVAR },
{ "and", CON_ANDVARVAR },
{ "or", CON_ORVARVAR },
{ "xor", CON_XORVARVAR },
{ "ifl", CON_IFVARVARL },
{ "ifle", CON_IFVARVARLE },
{ "ifg", CON_IFVARVARG },
{ "ifge", CON_IFVARVARGE },
{ "ife", CON_IFVARVARE },
{ "ifn", CON_IFVARVARN },
{ "ifand", CON_IFVARVARAND },
{ "ifor", CON_IFVARVAROR },
{ "ifxor", CON_IFVARVARXOR },
{ "ifeither", CON_IFVARVAREITHER },
{ "ifboth", CON_IFVARVARBOTH },
{ "whilen", CON_WHILEVARVARN },
{ "whilel", CON_WHILEVARVARL },
};
const char *keyw[] =
{
"nullop",
"define",
"include",
"defstate", // *
"ends",
"state",
"onevent",
"endevent",
"gamevar",
"else",
"return",
"break",
"switch",
"case",
"default",
"endswitch",
"getcurraddress",
"jump",
"{",
"}",
"gamearray",
"setarray",
"getarraysize",
"resizearray",
"copy",
"randvar",
"displayrandvar",
"setvar",
"addvar",
"subvar",
"mulvar",
"divvar",
"modvar",
"andvar",
"orvar",
"xorvar",
"shiftvarl",
"shiftvarr",
"randvarvar",
"displayrandvarvar",
"setvarvar", // *
"addvarvar",
"subvarvar",
"mulvarvar",
"divvarvar",
"modvarvar",
"andvarvar",
"orvarvar",
"xorvarvar",
"shiftvarvarl",
"shiftvarvarr",
"sin",
"cos",
"displayrand",
"itof",
"ftoi",
"clamp",
"inv", // inversion function.. not internal
"sqrt",
"mulscale",
"divscale",
"dist",
"ldist",
"calchypotenuse",
"getangle",
"getincangle",
"a2xy",
"ah2xyz",
"collectsectors",
"sort",
"for", // *
"ifvarl",
"ifvarle",
"ifvarg",
"ifvarge",
"ifvare",
"ifvarn",
"ifvarand",
"ifvaror",
"ifvarxor",
"ifvareither",
"ifvarboth",
"whilevarn",
"whilevarl",
"ifvarvarl",
"ifvarvarle",
"ifvarvarg",
"ifvarvarge",
"ifvarvare",
"ifvarvarn",
"ifvarvarand",
"ifvarvaror",
"ifvarvarxor",
"ifvarvareither",
"ifvarvarboth",
"whilevarvarn",
"whilevarvarl",
"ifhitkey",
"ifholdkey",
"ifrnd",
"ifangdiffl",
"ifspritepal",
"ifhighlighted",
"ifactor",
"ifsound",
"ifpdistl",
"ifpdistg",
"ifinside",
"ifeitheralt",
"ifeitherctrl",
"ifeithershift",
"ifawayfromwall",
"ifcansee",
"ifonwater",
"ifinwater",
"ifoutside",
"ifnosounds",
"ifin3dmode",
"ifaimingsprite",
"ifaimingwall",
"ifaimingsector",
"ifinteractive",
// BUILD functions
"resetkey",
"setkey",
"insertsprite",
"dupsprite",
"tdupsprite",
"deletesprite",
"lastwall",
"updatecursectnum",
"updatesector",
"updatesectorz",
"getzrange",
"clipmove",
"lineintersect",
"rayintersect",
"hitscan",
"cansee",
"canseespr",
"neartag",
"rotatepoint",
"dragpoint",
"getceilzofslope",
"getflorzofslope",
"alignceilslope",
"alignflorslope",
"bsetsprite", // *
"setfirstwall",
"changespritestat",
"changespritesect",
"headspritestat",
"prevspritestat",
"nextspritestat",
"headspritesect",
"prevspritesect",
"nextspritesect",
"sectorofwall",
"fixrepeats",
"getclosestcol",
"updatehighlight",
"updatehighlightsector",
"sethighlight",
"sethighlightsector",
"addlogvar",
"addlog",
"debug",
"definequote",
"redefinequote",
"print",
"quote",
"error",
"printmessage16",
"printmessage256",
"printext256",
"printext16",
"drawlabel",
"getnumber16",
"getnumber256",
"getnumberfromuser",
"qsprintf",
"qstrcat",
"qstrcpy",
"qstrlen",
// "qgetsysstr",
"qstrncat",
"qsubstr",
"findnearsprite",
"findnearspritevar",
"findnearsprite3d",
"findnearsprite3dvar",
"findnearspritez",
"findnearspritezvar",
"getticks",
"gettimedate",
"setaspect",
"seti",
"sizeat",
"cstat",
"cstator",
"clipdist",
"spritepal",
"cactor",
"spgetlotag",
"spgethitag",
"sectgetlotag",
"sectgethitag",
"gettexturefloor",
"gettextureceiling",
"sound", //var
"soundonce", //var
"stopallsounds",
"stopsound", //var
"globalsound", //var
"getsoundflags",
/// "killit",
"drawline16",
"drawline16b",
"drawline16z",
"drawcircle16",
"drawcircle16b",
"drawcircle16z",
"rotatesprite16",
"rotatesprite",
"setgamepalette",
"<null>"
};
const memberlabel_t SectorLabels[]=
{
{ "wallptr", SECTOR_WALLPTR, 1, 0, 0 },
{ "wallnum", SECTOR_WALLNUM, 1, 0, 0 },
{ "ceilingz", SECTOR_CEILINGZ, 0, 0, 0 },
{ "floorz", SECTOR_FLOORZ, 0, 0, 0 },
{ "ceilingstat", SECTOR_CEILINGSTAT, 0, 0, 0 },
{ "floorstat", SECTOR_FLOORSTAT, 0, 0, 0 },
{ "ceilingpicnum", SECTOR_CEILINGPICNUM, 0, 0, MAXTILES-1 },
{ "ceilingslope", SECTOR_CEILINGSLOPE, 0, 0, 0},
{ "ceilingshade", SECTOR_CEILINGSHADE, 0, 0, 0 },
{ "ceilingpal", SECTOR_CEILINGPAL, 0, 0, 0 },
{ "ceilingxpanning", SECTOR_CEILINGXPANNING, 0, 0, 0 },
{ "ceilingypanning", SECTOR_CEILINGYPANNING, 0, 0, 0 },
{ "floorpicnum", SECTOR_FLOORPICNUM, 0, 0, MAXTILES-1 },
{ "floorslope", SECTOR_FLOORSLOPE, 0, 0, 0 },
{ "floorshade", SECTOR_FLOORSHADE, 0, 0, 0 },
{ "floorpal", SECTOR_FLOORPAL, 0, 0, 0 },
{ "floorxpanning", SECTOR_FLOORXPANNING, 0, 0, 0 },
{ "floorypanning", SECTOR_FLOORYPANNING, 0, 0, 0 },
{ "visibility", SECTOR_VISIBILITY, 0, 0, 0 },
{ "alignto", SECTOR_ALIGNTO, 0, 0, 0 }, // aka filler, not used
{ "lotag", SECTOR_LOTAG, 0, 0, 0 },
{ "hitag", SECTOR_HITAG, 0, 0, 0 },
{ "extra", SECTOR_EXTRA, 0, 0, 0 },
// aliases
{ "filler", SECTOR_ALIGNTO, 0, 0, 0 },
{ "ceilingheinum", SECTOR_CEILINGSLOPE, 0, 0, 0},
{ "floorheinum", SECTOR_FLOORSLOPE, 0, 0, 0},
{ "", -1, 0, 0, 0 } // END OF LIST
};
const memberlabel_t WallLabels[]=
{
{ "x", WALL_X, 0, -BXY_MAX, BXY_MAX },
{ "y", WALL_Y, 0, -BXY_MAX, BXY_MAX },
{ "point2", WALL_POINT2, 1, 0, 0 },
{ "nextwall", WALL_NEXTWALL, 1, 0, 0 },
{ "nextsector", WALL_NEXTSECTOR, 1, 0, 0 },
{ "cstat", WALL_CSTAT, 0, 0, 0 },
{ "picnum", WALL_PICNUM, 0, 0, MAXTILES-1 },
{ "overpicnum", WALL_OVERPICNUM, 0, 0, MAXTILES-1 },
{ "shade", WALL_SHADE, 0, 0, 0 },
{ "pal", WALL_PAL, 0, 0, 0 },
{ "xrepeat", WALL_XREPEAT, 0, 0, 0 },
{ "yrepeat", WALL_YREPEAT, 0, 0, 0 },
{ "xpanning", WALL_XPANNING, 0, 0, 0 },
{ "ypanning", WALL_YPANNING, 0, 0, 0 },
{ "lotag", WALL_LOTAG, 0, 0, 0 },
{ "hitag", WALL_HITAG, 0, 0, 0 },
{ "extra", WALL_EXTRA, 0, 0, 0 },
{ "", -1, 0, 0, 0 } // END OF LIST
};
const memberlabel_t SpriteLabels[]=
{
{ "x", SPRITE_X, 0, -BXY_MAX, BXY_MAX },
{ "y", SPRITE_Y, 0, -BXY_MAX, BXY_MAX },
{ "z", SPRITE_Z, 0, 0, 0 },
{ "cstat", SPRITE_CSTAT, 0, 0, 0 },
{ "picnum", SPRITE_PICNUM, 0, 0, MAXTILES-1 },
{ "shade", SPRITE_SHADE, 0, 0, 0 },
{ "pal", SPRITE_PAL, 0, 0, 0 },
{ "clipdist", SPRITE_CLIPDIST, 0, 0, 0 },
{ "detail", SPRITE_DETAIL, 1, 0, 0 }, // aka filler, not used
{ "xrepeat", SPRITE_XREPEAT, 0, 0, 0 },
{ "yrepeat", SPRITE_YREPEAT, 0, 0, 0 },
{ "xoffset", SPRITE_XOFFSET, 0, 0, 0 },
{ "yoffset", SPRITE_YOFFSET, 0, 0, 0 },
{ "sectnum", SPRITE_SECTNUM, 1, 0, 0 },
{ "statnum", SPRITE_STATNUM, 1, 0, 0 },
{ "ang", SPRITE_ANG, 0, 0, 0 },
{ "owner", SPRITE_OWNER, 0, 0, 0 },
{ "xvel", SPRITE_XVEL, 0, 0, 0 },
{ "yvel", SPRITE_YVEL, 0, 0, 0 },
{ "zvel", SPRITE_ZVEL, 0, 0, 0 },
{ "lotag", SPRITE_LOTAG, 0, 0, 0 },
{ "hitag", SPRITE_HITAG, 0, 0, 0 },
{ "extra", SPRITE_EXTRA, 0, 0, 0 },
// aliases
{ "filler", SPRITE_DETAIL, 1, 0, 0 },
{ "", -1, 0, 0, 0 } // END OF LIST
};
#ifndef POLYMER
# define PR_MAXLIGHTPRIORITY 6
#endif
const memberlabel_t LightLabels[]=
{
{ "x", LIGHT_X, 0, -BXY_MAX, BXY_MAX },
{ "y", LIGHT_Y, 0, -BXY_MAX, BXY_MAX },
{ "z", LIGHT_Z, 0, 0, 0 },
{ "horiz", LIGHT_HORIZ, 0, 0, 0 },
{ "range", LIGHT_RANGE, 0, 0, 0 },
{ "angle", LIGHT_ANGLE, 0, 0, 0 },
{ "faderadius", LIGHT_FADERADIUS, 0, 0, 0 },
{ "radius", LIGHT_RADIUS, 0, 0, 0 },
{ "sector", LIGHT_SECTOR, 0, 0, 0 },
{ "r", LIGHT_R, 0, 0, 255 },
{ "g", LIGHT_G, 0, 0, 255 },
{ "b", LIGHT_B, 0, 0, 255 },
{ "priority", LIGHT_PRIORITY, 0, 0, PR_MAXLIGHTPRIORITY-1 },
{ "tilenum", LIGHT_TILENUM, 0, 0, MAXTILES-1 },
{ "minshade", LIGHT_MINSHADE, 0, -128, 127 },
{ "maxshade", LIGHT_MAXSHADE, 0, -128, 127 },
//
{ "active", LIGHT_ACTIVE, 0, 0, 1 },
{ "", -1, 0, 0, 0 } // END OF LIST
};
const tokenmap_t iter_tokens[] =
{
{ "allsprites", ITER_ALLSPRITES },
{ "allsectors", ITER_ALLSECTORS },
{ "allwalls", ITER_ALLWALLS },
{ "activelights", ITER_ACTIVELIGHTS },
{ "selsprites", ITER_SELSPRITES },
{ "selsectors", ITER_SELSECTORS },
{ "selwalls", ITER_SELWALLS },
{ "drawnsprites", ITER_DRAWNSPRITES },
{ "spritesofsector", ITER_SPRITESOFSECTOR },
{ "loopofwall", ITER_LOOPOFWALL },
{ "wallsofsector", ITER_WALLSOFSECTOR },
{ "range", ITER_RANGE },
// vvv alternatives go here vvv
{ "selspr", ITER_SELSPRITES },
{ "selsec", ITER_SELSECTORS },
{ "lights", ITER_ACTIVELIGHTS },
{ "sprofsec", ITER_SPRITESOFSECTOR },
{ "walofsec", ITER_WALLSOFSECTOR },
{ "", -1 } // END OF LIST
};
hashtable_t h_gamevars = { MAXGAMEVARS>>1, NULL };
hashtable_t h_arrays = { MAXGAMEARRAYS>>1, NULL };
hashtable_t h_labels = { 11262>>1, NULL };
static hashtable_t h_localvars = { MAXGAMEVARS>>2, NULL }; // values: offset|(array?(size<<16):0)
static hashtable_t h_states = { 1264>>1, NULL };
static hashtable_t h_keywords = { CON_END>>1, NULL };
static hashtable_t h_iter = { ITER_END, NULL };
static hashtable_t h_sector = { SECTOR_END>>1, NULL };
static hashtable_t h_wall = { WALL_END>>1, NULL };
static hashtable_t h_sprite = { SPRITE_END>>1, NULL };
static hashtable_t h_light = { SPRITE_END>>1, NULL };
static void C_InitHashes()
{
int32_t i;
hash_init(&h_gamevars);
hash_init(&h_arrays);
hash_init(&h_localvars);
hash_init(&h_labels);
hash_init(&h_states);
hash_init(&h_keywords);
for (i=NUMKEYWORDS-1; i>=0; i--)
hash_add(&h_keywords, keyw[i], i, 0);
for (i=0; i<NUMALTKEYWORDS; i++)
hash_add(&h_keywords, altkeyw[i].token, altkeyw[i].val, 0);
hash_init(&h_sector);
for (i=0; SectorLabels[i].lId >=0; i++)
hash_add(&h_sector,SectorLabels[i].name,i, 0);
// hash_add(&h_sector,"filler", SECTOR_ALIGNTO, 0);
hash_init(&h_wall);
for (i=0; WallLabels[i].lId >=0; i++)
hash_add(&h_wall,WallLabels[i].name,i, 0);
hash_init(&h_sprite);
for (i=0; SpriteLabels[i].lId >=0; i++)
hash_add(&h_sprite,SpriteLabels[i].name,i, 0);
// hash_add(&h_sprite,"filler", SPRITE_DETAIL, 0);
hash_init(&h_light);
for (i=0; LightLabels[i].lId >=0; i++)
hash_add(&h_light,LightLabels[i].name,i, 0);
hash_init(&h_iter);
for (i=0; iter_tokens[i].val >=0; i++)
hash_add(&h_iter, iter_tokens[i].token, iter_tokens[i].val, 0);
}
// returns: 0:success, 1:failure
static int32_t C_SetScriptSize(int32_t size)
{
ofstype oscriptOfs = (unsigned)(g_scriptPtr-script);
ofstype ocaseScriptOfs = (unsigned)(cs.caseScriptPtr-script);
ofstype ocaseCodeOfs = (unsigned)(cs.caseCodePtr-script);
instype *newscript;
int32_t osize = g_scriptSize;
if (g_scriptSize >= size)
return 0;
//initprintf("offset: %d\n",(unsigned)(g_scriptPtr-script));
g_scriptSize = size;
initprintf("Resizing code buffer to %d*%d bytes\n", g_scriptSize, (int32_t)sizeof(instype));
newscript = (instype *)Brealloc(script, g_scriptSize * sizeof(instype));
if (newscript == NULL)
{
C_ReportError(-1);
initprintf("%s:%d: out of memory: Aborted (%ud)\n", g_szScriptFileName, g_lineNumber, (unsigned)(g_scriptPtr-script));
g_numCompilerErrors++;
// initprintf(tempbuf);
return 1;
}
if (size >= osize)
Bmemset(&newscript[osize], 0, (size-osize) * sizeof(instype));
if (script != newscript)
{
initprintf("Relocating compiled code from to 0x%lx to 0x%lx\n", (unsigned long)script, (unsigned long)newscript);
script = newscript;
}
g_scriptPtr = (instype *)(script+oscriptOfs);
// initprintf("script: %d, \n",script); initprintf("offset: %d\n",(unsigned)(g_scriptPtr-script));
if (cs.caseScriptPtr != NULL)
cs.caseScriptPtr = (instype *)(script+ocaseScriptOfs);
if (cs.caseCodePtr != NULL)
cs.caseCodePtr = (instype *)(script+ocaseCodeOfs);
return 0;
}
static inline int32_t char_whitespace(char c)
{
return c==' ' || c=='\t' || c=='\n' || c=='\r' || c=='(' || c==')' || c==',' || c==';';
}
static inline int32_t char_alnumtok(char c)
{
return isalnum(c) || c == '#' || c == '{' || c == '}' || c == '/' || c == '\\' ||
c == '*' || c == '-' || c == '_' || c == '.' || c == '"';
}
static int32_t C_SkipComments(void)
{
char c = *textptr;
do
{
if (char_whitespace(c))
{
textptr++;
g_lineNumber += (c=='\n');
}
else if (c == '/' && textptr[1] == '/')
{
while (*textptr && *textptr != 0x0a && *textptr != 0x0d)
textptr++;
}
else if (c == '/' && textptr[1] == '*')
{
textptr += 2;
while (*textptr && !(textptr[0] == '*' && textptr[1] == '/'))
{
if (*textptr == '\n')
g_lineNumber++;
textptr++;
}
if (!*textptr)
{
C_CUSTOMERROR("found `/*' with no `*/'.");
cs.numBraces = 0;
cs.currentStateIdx = -1;
break;
}
textptr += 2;
}
else
break;
}
while ((c = *textptr));
// Be sure to have enough space allocated for the command to be parsed next.
// Currently, the commands that potentially need the most space are
// various string handling function that accept inline strings.
if ((unsigned)(g_scriptPtr-script) > (unsigned)(g_scriptSize - max(40, MAXQUOTELEN/sizeof(instype)+8)))
return C_SetScriptSize(g_scriptSize<<1);
return 0;
}
static inline int32_t C_GetLabelNameID(const memberlabel_t *pLabel, hashtable_t *tH, const char *psz)
{
// find the label psz in the table pLabel.
// returns the ID for the label, or -1
int32_t l = hash_findcase(tH, psz);
if (l>=0)
l = pLabel[l].lId;
return l;
}
// returns: 1 on EOF or (checkkeyw and keyword encountered), 0 else
static int32_t C_GetNextLabelName(int32_t checkkeyw)
{
int32_t i;
C_SkipComments();
tlabel[0] = 0;
if (*textptr == 0)
{
C_CUSTOMERROR("unexpected EOF where label was expected.");
return 1;
}
while (*textptr && (char_whitespace(*textptr) || *textptr=='-')) //!isalnum(*textptr))
{
g_lineNumber += (*textptr == 0x0a);
textptr++;
}
if (!isalpha(*textptr))
C_CUSTOMERROR("label names must start with an alphabetic character, encountered '%c'.", *textptr);
i = 0;
while (*textptr && !char_whitespace(*textptr) && *textptr!='['&& *textptr!=']')
{
if (i < MAXLABELLEN-1)
tlabel[i++] = *(textptr++);
else
textptr++;
}
tlabel[i] = 0;
if (checkkeyw)
{
if (hash_find(&h_keywords, tlabel)>=0)
{
g_numCompilerErrors++;
C_ReportError(ERROR_ISAKEYWORD);
return 1;
}
}
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug > 1)
// initprintf("%s:%d: debug: got label `%s'.\n",g_szScriptFileName,g_lineNumber,tlabel);
return 0;
}
static int32_t C_CopyLabel(void)
{
if (g_numLabels >= label_allocsize)
{
label = Brealloc(label, 2*label_allocsize*MAXLABELLEN*sizeof(char));
labelval = Brealloc(labelval, 2*label_allocsize*sizeof(labelval[0]));
labeltype = Brealloc(labeltype, 2*label_allocsize*sizeof(labeltype[0]));
if (label==NULL || labelval==NULL || labeltype==NULL)
{
label_allocsize = 0;
initprintf("Out of memory!");
return 1;
}
label_allocsize *= 2;
}
Bmemcpy(label+(g_numLabels*MAXLABELLEN), tlabel, MAXLABELLEN);
return 0;
}
// returns: -1 on EOF or not a keyword, keyword index (==bytecode value) else
static int32_t C_GetKeyword(void)
{
int32_t i;
const char *temptextptr;
C_SkipComments();
if (*textptr == 0)
return -1;
temptextptr = textptr;
while (!char_alnumtok(*temptextptr))
{
temptextptr++;
if (!*temptextptr)
return -1;
}
i = 0;
while (char_alnumtok(*temptextptr))
tempbuf[i++] = *(temptextptr++);
tempbuf[i] = 0;
return hash_find(&h_keywords, tempbuf);
}
//Returns its code # if keyword, -1 on eof or non-keyword
static int32_t C_GetNextKeyword(void)
{
int32_t i, l, olinenum = g_lineNumber, havequickstate=0;
const char *otextptr = textptr;
C_SkipComments();
if (*textptr == 0)
return -1;
while (!char_alnumtok(*textptr))
{
g_lineNumber += (*textptr == 0x0a);
if (!*textptr)
return -1;
textptr++;
}
l = 0;
while (char_alnumtok(textptr[l]) && textptr[l] != '.')
{
tempbuf[l] = textptr[l];
l++;
}
while (char_alnumtok(textptr[l]))
{
tempbuf[l] = textptr[l];
l++;
}
tempbuf[l] = 0;
g_curkwptr = textptr;
textptr += l;
i = hash_find(&h_keywords, tempbuf);
if (i<0)
{
if (tempbuf[0]=='{' && tempbuf[1])
{
C_CUSTOMERROR("expected whitespace between `{' and `%s'", tempbuf+1);
return -1;
}
else if (tempbuf[0]=='}' && tempbuf[1])
{
C_CUSTOMERROR("expected whitespace between `}' and `%s'", tempbuf+1);
return -1;
}
else
{
// if compiling from OSD, try state name
if (interactive_compilation)
i = hash_find(&h_states, tempbuf);
if (i<0)
{
C_ReportError(ERROR_EXPECTEDKEYWORD);
g_numCompilerErrors++;
return -1;
}
else
{
havequickstate = 1;
i = CON_STATE;
}
}
}
if (i == CON_LEFTBRACE || i == CON_RIGHTBRACE || i == CON_NULLOP)
*g_scriptPtr = i + (IFELSE_MAGIC<<12);
else
*g_scriptPtr = i + (g_lineNumber<<12);
if (havequickstate)
{
g_lineNumber = olinenum;
// reset textptr so that case CON_STATE in C_ParseCommand() can insert the state number
textptr = otextptr;
}
g_scriptPtr++;
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug)
// initprintf("%s:%d: debug: translating keyword `%s'.\n",g_szScriptFileName,g_lineNumber,keyw[i]);
return i;
}
static int32_t GetGamevarID(const char *szGameLabel, int32_t searchlocals)
{
if (searchlocals)
{
int32_t retid = hash_find(&h_localvars, szGameLabel);
if (retid>=0 && retid<MAXGAMEVARS) // it's a local variable
return M32_FLAG_LOCAL | retid;
}
return hash_find(&h_gamevars, szGameLabel);
}
static int32_t GetGamearrayID(const char *szGameLabel, int32_t searchlocals)
{
if (searchlocals)
{
int32_t retid = hash_find(&h_localvars, szGameLabel);
if (retid > MAXGAMEVARS) // it's a local array
return retid;
}
return hash_find(&h_arrays, szGameLabel);
}
// gamevar type restrictions
#define GV_WRITABLE GAMEVAR_READONLY
#define GV_SIMPLE GAMEVAR_SPECIAL
static int32_t parse_integer_literal(int32_t *num)
{
if (tolower(textptr[1])=='x')
sscanf(textptr+2, "%" SCNx32, num);
else
{
long lnum;
errno = 0;
lnum = Bstrtol(textptr, NULL, 10);
if (errno || (sizeof(long)>4 && (lnum<INT32_MIN || lnum>INT32_MAX)))
{
C_CUSTOMERROR("integer literal exceeds bitwidth.");
return 1;
}
*num = (int32_t)lnum;
}
return 0;
}
static void C_GetNextVarType(int32_t type)
{
int32_t i, id=0, flags=0, num, indirect=0; //, thenum;
C_SkipComments();
if (*textptr == 0)
{
C_CUSTOMERROR("unexpected EOF where variable was expected.");
return;
}
g_wasConstant = 0;
if (*textptr == '"')
{
C_CUSTOMERROR("String literal encountered where not expected, skipping.");
while (*textptr && *textptr!='"' && *textptr!=0x0a)
textptr++;
if (*textptr == '"')
textptr++;
return;
}
else if (!(type&GV_WRITABLE) && !cs.labelsOnly &&
(isdigit(textptr[0]) || (textptr[0]=='-' && isdigit(textptr[1]))))
{
// literal numeric constant where gamevar expected
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug)
// initprintf("%s:%d: debug: accepted constant %d in place of gamevar.\n",g_szScriptFileName,g_lineNumber,atol(textptr));
parse_integer_literal(&num);
//thenum=num;
if (type==GV_SIMPLE && (num<0 || num>=65536))
C_CUSTOMERROR("array index %d out of bounds. (max: 65535)", num);
if (g_numCompilerErrors==0 && type!=GV_SIMPLE && num != (int16_t)num)
{
// Constant doesn't fit in 16 bits, make it indirect.
// Array indices are interpreted as unsigned, so they always fit into the high bits of the instruction.
indirect = 1;
for (i=g_numSavedConstants-1; i>=0; i--)
if (constants[i] == num)
{
num = i;
break;
}
if (i<0)
{
i = g_numSavedConstants;
if (i>=constants_allocsize)
{
constants_allocsize *= 2;
constants = Brealloc(constants, constants_allocsize * sizeof(constants[0]));
if (!constants)
{
initprintf("C_GetNextVarType(): ERROR: out of memory!\n");
g_numCompilerErrors++;
return;
}
}
constants[i] = num;
num = i;
g_numSavedConstants++;
}
}
if (type!=GV_SIMPLE)
g_wasConstant = 1;
//printf("num:%d, idx:%d, indir:%d\n",thenum,num,indirect);
*g_scriptPtr++ = (num<<16) | M32_FLAG_CONSTANT | indirect;
while (!char_whitespace(*textptr) && *textptr != ']')
textptr++;
return;
}
else if (type != GV_SIMPLE && (textptr[0]=='.' || (textptr[0]=='-' && textptr[1]=='.')))
{
// current sprite shortcut access
int32_t lLabelID;
flags = M32_FLAG_STRUCT;
if (*textptr=='-')
{
flags |= M32_FLAG_NEGATE;
textptr++;
}
textptr++;
/// now pointing at 'xxx'
C_GetNextLabelName(0);
lLabelID = C_GetLabelNameID(SpriteLabels, &h_sprite, Bstrtolower(tlabel));
if (lLabelID == -1)
{
g_numCompilerErrors++;
C_ReportError(ERROR_SYMBOLNOTRECOGNIZED);
return;
}
*g_scriptPtr++ = ((M32_THISACTOR_VAR_ID<<16) | flags | (lLabelID<<2) | M32_SPRITE_VAR_ID);
return;
}
else if (textptr[0]=='-' && textptr[1] != '.') // && !isdigit(*(textptr+1))
{
// negation
if (type==0)
{
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug)
// initprintf("%s:%d: debug: flagging gamevar as negative.\n",g_szScriptFileName,g_lineNumber,atol(textptr));
flags = M32_FLAG_NEGATE;
}
else
{
if (type==GV_WRITABLE)
C_CUSTOMERROR("syntax error. Tried negating written-to variable.");
else if (type==GV_SIMPLE)
C_CUSTOMERROR("syntax error. Tried negating variable in context that doesn't allow it.");
else // type==GV_WRITABLE|GV_SIMPLE
C_CUSTOMERROR("syntax error. Tried negating written-to variable in context that doesn't allow it.");
C_GetNextLabelName(1);
return;
}
}
// at this point, flags can be 0 or M32_FLAG_NEGATE
C_GetNextLabelName(1);
C_SkipComments(); //skip comments and whitespace
if (*textptr == '[') //read of array as a gamevar
{
int32_t lLabelID = -1, aridx;
int32_t lightp = 0;
textptr++;
flags |= M32_FLAG_ARRAY;
if (type & GV_SIMPLE)
{
g_numCompilerErrors++;
C_ReportError(ERROR_EXPECTEDSIMPLEVAR);
return;
}
id = GetGamearrayID(tlabel, 1);
if (id < 0)
{
id = GetGamevarID(tlabel, 0);
if (id < 0 || id >= 5)
{
C_CUSTOMERROR("symbol `%s' is neither an array name nor one of `(t)sprite', `sector', `wall' or `light'.", tlabel);
return;
}
if (id==4)
{
id = 3; // smuggle lights into tspr
lightp = 1;
}
flags &= ~M32_FLAG_ARRAY; // not an array
flags |= M32_FLAG_STRUCT;
}
else if (id<MAXGAMEARRAYS) // simple (non-local) gamearrays
{
if (!m32_script_expertmode && (aGameArrays[id].dwFlags & GAMEARRAY_READONLY) && (type&GV_WRITABLE))
{
C_ReportError(ERROR_ARRAYREADONLY);
g_numCompilerErrors++;
}
}
else // local array
{
Bmemcpy(tlabel2, tlabel, MAXLABELLEN);
flags |= M32_FLAG_LOCAL;
}
// ---------- get index:
// GV_SIMPLE signifies that we want only simple vars or a constant
C_GetNextVarType(GV_SIMPLE);
g_scriptPtr--;
aridx = *g_scriptPtr;
if ((flags & M32_VARTYPE_MASK) == M32_FLAG_LOCAL)
{
if ((aridx & M32_BITS_MASK) != M32_FLAG_CONSTANTINDEX)
C_CUSTOMERROR("local arrays can only be indexed with constants.");
aridx = (int16_t)((aridx>>16)&0xffff); // decode...
}
// ----------
C_SkipComments();
if (*textptr != ']')
{
g_numCompilerErrors++;
C_ReportError(ERROR_GAMEARRAYBNC);
return;
}
textptr++;
// ----------
if ((flags & M32_VARTYPE_MASK) == M32_FLAG_LOCAL)
{
// id: local ofs | (size<<16)
int32_t ar_ofs=id&(MAXGAMEVARS-1), ar_size=(id>>16)&0xffff;
if (aridx<0 || aridx>=ar_size)
C_CUSTOMERROR("local array index %d out of bounds. Size of local array `%s': %d.", aridx, tlabel2, ar_size);
*g_scriptPtr++ = (flags|(ar_ofs+aridx));
}
if ((flags & M32_VARTYPE_MASK) == M32_FLAG_ARRAY)
{
if ((aridx & M32_BITS_MASK) == M32_FLAG_CONSTANTINDEX)
*g_scriptPtr++ = (aridx | flags | id);
else // simple or local gamevar
*g_scriptPtr++ = (aridx<<16 | flags | id);
}
else if ((flags & M32_VARTYPE_MASK) == M32_FLAG_STRUCT)
{
while (*textptr && *textptr != 0x0a && *textptr != '.')
textptr++;
if (*textptr != '.')
{
const char *types[4] = {"sprite","sector","wall","tsprite"};
if (lightp)
types[3] = "light";
C_CUSTOMERROR("syntax error. Expected `.<label>' after `%s[...]'", types[id&3]);
return;
}
textptr++;
/// now pointing at 'xxx'
C_GetNextLabelName(0);
/*initprintf("found xxx label of '%s'\n", label+(g_numLabels*MAXLABELLEN));*/
if (lightp)
lLabelID = C_GetLabelNameID(LightLabels, &h_light, Bstrtolower(tlabel));
else if (id==M32_SPRITE_VAR_ID || id==M32_TSPRITE_VAR_ID)
lLabelID = C_GetLabelNameID(SpriteLabels, &h_sprite, Bstrtolower(tlabel));
else if (id==M32_SECTOR_VAR_ID)
lLabelID = C_GetLabelNameID(SectorLabels, &h_sector, Bstrtolower(tlabel));
else if (id==M32_WALL_VAR_ID)
lLabelID = C_GetLabelNameID(WallLabels, &h_wall, Bstrtolower(tlabel));
//printf("LabelID is %d\n",lLabelID);
if (lLabelID == -1)
{
g_numCompilerErrors++;
C_ReportError(ERROR_SYMBOLNOTRECOGNIZED);
return;
}
if ((aridx & M32_BITS_MASK) == M32_FLAG_CONSTANTINDEX)
*g_scriptPtr++ = (aridx | flags | (lLabelID<<2) | id);
else // simple or local gamevar
*g_scriptPtr++ = (aridx<<16 | flags | (lLabelID<<2) | id);
}
return;
}
// initprintf("not an array");
id = GetGamevarID(tlabel, 1);
if (id < 0) //gamevar not found
{
if (!(type&GV_WRITABLE) && !cs.labelsOnly)
{
//try looking for a define instead
id = hash_find(&h_labels, tlabel);
if (id>=0 && labeltype[id]==LABEL_DEFINE)
{
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug)
// initprintf("%s:%d: debug: accepted defined label `%s' instead of gamevar.\n",g_szScriptFileName,g_lineNumber,label+(id*MAXLABELLEN));
num = (1-!!(flags&M32_FLAG_NEGATE))*labelval[id];
if (type==GV_SIMPLE && (num<0 || num>=65536))
{
C_CUSTOMERROR("label %s=%d not suitable as array index. (max: 65535)", label+(id*MAXLABELLEN), num);
}
else if (num != (int16_t)num)
{
indirect = 2;
num = id;
}
if (type!=GV_SIMPLE)
g_wasConstant = 1;
// note: For direct constants, the NEGATE flag is ignored since they're interpreted
// as signed. For label-indirect constants however, the NEGATE flag is considered.
// See m32vars.c --> Gv_GetVarX()
// note 2: demotions like int32_t -> int16_t are implementation-defined
*g_scriptPtr++ = M32_FLAG_CONSTANT | (num<<16) | flags | indirect;
return;
}
}
g_numCompilerErrors++;
C_ReportError(ERROR_NOTAGAMEVAR);
textptr++;
return;
}
else if (id<MAXGAMEVARS) // it's an ordinary var (not a local one)
{
if (m32_script_expertmode)
type &= ~GV_WRITABLE;
if (type==GV_WRITABLE && (aGameVars[id].dwFlags & GV_WRITABLE))
{
g_numCompilerErrors++;
C_ReportError(ERROR_VARREADONLY);
return;
}
else if (aGameVars[id].dwFlags & type)
{
// g_numCompilerErrors++;
C_CUSTOMERROR("variable `%s' is of the wrong type: expected simple var.", tlabel);
// C_ReportError(ERROR_VARTYPEMISMATCH);
return;
}
}
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug > 1)
// initprintf("%s:%d: debug: accepted gamevar `%s'.\n",g_szScriptFileName,g_lineNumber,tlabel);
// if it's a local, "id" ors M32_FLAG_LOCAL to the flags
*g_scriptPtr++ = (flags|id);
}
static inline void C_GetNextVar()
{
C_GetNextVarType(0);
}
static inline void C_GetManyVarsType(int32_t type, int32_t num)
{
int32_t i;
for (i=num-1; i>=0; i--)
C_GetNextVarType(type);
}
static inline void C_GetManyVars(int32_t num)
{
C_GetManyVarsType(0,num);
}
// used in various quote commands: they either take a string
// enclosed in double quotes or a variable that contains a quote number
// returns:
// -1: error
// 0: variable
// 1: string, also does *g_scriptPtr++ = -1 and inlines
// the string in the code (terminator: (instype)0)
static int32_t C_GetNextVarOrString()
{
C_SkipComments();
if (*textptr == 0)
{
C_CUSTOMERROR("unexpected EOF where variable or string literal was expected.");
return -1;
}
if (*textptr == '"')
{
const char *beg = ++textptr;
int32_t nchars;
while (*textptr!='"')
{
switch (*textptr)
{
case 0x0a:
C_CUSTOMERROR("string literal must end on the same line.");
return -1;
case 0:
C_CUSTOMERROR("unexpected EOF inside string literal.");
return -1;
}
textptr++;
}
nchars = textptr-beg;
if (nchars >= MAXQUOTELEN)
{
nchars = MAXQUOTELEN-1;
C_CUSTOMWARNING("truncating string literal to %d characters.", nchars);
}
*g_scriptPtr++ = -1; // special indicator meaning "inline string follows"
Bmemcpy((char *)g_scriptPtr, beg, nchars);
((char *)g_scriptPtr)[nchars] = 0;
g_scriptPtr += (nchars + sizeof(instype)-1)/sizeof(instype);
*g_scriptPtr++ = 0;
textptr++;
return 1;
}
else
{
C_GetNextVar();
return 0;
}
}
static int32_t C_GetNextValue(int32_t type)
{
int32_t i, l, thesign=1;
C_SkipComments();
if (*textptr == 0)
{
C_CUSTOMERROR("unexpected EOF where constant label or value was expected.");
return -1;
}
while (!char_alnumtok(*textptr))
{
g_lineNumber += (*textptr == 0x0a);
textptr++;
if (!*textptr)
return -1; // eof
}
if (*textptr=='-' && !isdigit(textptr[1]))
{
// in case constant label is negated, e.g. -MAXSPRITES
thesign = -1;
textptr++;
}
l = 0;
while (char_alnumtok(*(textptr+l)))
{
tempbuf[l] = textptr[l];
l++;
}
tempbuf[l] = 0;
if (hash_find(&h_keywords, tempbuf)>=0)
{
g_numCompilerErrors++;
C_ReportError(ERROR_ISAKEYWORD);
textptr+=l;
}
i = hash_find(&h_labels, tempbuf);
if (i >= 0)
{
char *el,*gl;
if (labeltype[i] & type)
{
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug > 1)
// {
// gl = (char *)C_GetLabelType(labeltype[i]);
// initprintf("%s:%d: debug: accepted %s label `%s'.\n",g_szScriptFileName,g_lineNumber,gl,label+(i*MAXLABELLEN));
// Bfree(gl);
// }
*(g_scriptPtr++) = thesign*labelval[i];
textptr += l;
return labeltype[i];
}
*(g_scriptPtr++) = 0;
textptr += l;
el = (char *)C_GetLabelType(type);
gl = (char *)C_GetLabelType(labeltype[i]);
C_CUSTOMERROR("expected %s, found %s.", el, gl);
// initprintf("i=%d, %s!!! lt:%d t:%d\n", i, label+(i*MAXLABELLEN), labeltype[i], type);
Bfree(el);
Bfree(gl);
return -1; // valid label name, but wrong type
}
if (!isdigit(*textptr) && *textptr != '-')
{
C_ReportError(ERROR_PARAMUNDEFINED);
g_numCompilerErrors++;
*g_scriptPtr = 0;
g_scriptPtr++;
textptr += l;
return -1; // error!
}
if (isdigit(*textptr) && cs.labelsOnly)
{
C_ReportError(WARNING_LABELSONLY);
g_numCompilerWarnings++;
}
i = l-1;
do
{
// FIXME: check for 0-9 A-F for hex
if (textptr[0] == '0' && textptr[1] == 'x') break; // kill the warning for hex
if (!isdigit(textptr[i--]))
{
C_CUSTOMERROR("invalid character `%c' in definition!", textptr[i+1]);
break;
}
}
while (i > 0);
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug > 1)
// initprintf("%s:%d: debug: accepted constant %d.\n",g_szScriptFileName,g_lineNumber,atol(textptr));
parse_integer_literal(g_scriptPtr);
g_scriptPtr++;
textptr += l;
return 0; // literal value
}
static inline int32_t C_IntPow2(int32_t v)
{
return ((v!=0) && (v&(v-1))==0);
}
static inline uint32_t C_Pow2IntLogBase2(int32_t v)
{
static const uint32_t b[] = {0xAAAAAAAA, 0xCCCCCCCC, 0xF0F0F0F0,
0xFF00FF00, 0xFFFF0000
};
register uint32_t r = (v & b[0]) != 0;
int32_t i = 4;
for (; i > 0; i--)
r |= ((v & b[i]) != 0) << i;
return r;
}
static int32_t C_CheckMalformedBranch(ofstype lastScriptOfs)
{
switch (C_GetKeyword())
{
case CON_RIGHTBRACE:
case CON_ENDEVENT:
case CON_ENDS:
case CON_ELSE:
g_scriptPtr = script + lastScriptOfs;
cs.ifElseAborted = 1;
C_CUSTOMWARNING("malformed `%s' branch", keyw[*g_scriptPtr & 0xFFF]);
return 1;
}
return 0;
}
static int32_t C_CheckEmptyBranch(int32_t tw, ofstype lastScriptOfs)
{
// ifrnd actually does something when the condition is executed
if ((Bstrncmp(keyw[tw], "if", 2) && tw != CON_ELSE) || tw == CON_IFRND)
{
cs.ifElseAborted = 0;
return 0;
}
if ((*(g_scriptPtr) & 0xFFF) != CON_NULLOP || *(g_scriptPtr)>>12 != IFELSE_MAGIC)
cs.ifElseAborted = 0;
if (cs.ifElseAborted)
{
g_scriptPtr = script + lastScriptOfs;
C_CUSTOMWARNING("empty `%s' branch", keyw[*g_scriptPtr & 0xFFF]);
*g_scriptPtr = (CON_NULLOP + (IFELSE_MAGIC<<12));
return 1;
}
return 0;
}
static int32_t C_ParseCommand(void);
static int32_t C_CountCaseStatements()
{
int32_t lCount;
const char *temptextptr = textptr;
int32_t temp_ScriptLineNumber = g_lineNumber;
ofstype scriptoffset = (unsigned)(g_scriptPtr-script);
ofstype caseoffset = (unsigned)(cs.caseScriptPtr-script);
cs.numCases=0;
cs.caseScriptPtr=NULL;
//Bsprintf(g_szBuf,"CSS: %.12s",textptr); AddLog(g_szBuf);
while (C_ParseCommand() == 0)
{
//Bsprintf(g_szBuf,"CSSL: %.20s",textptr); AddLog(g_szBuf);
;
}
// since we processed the endswitch, we need to re-increment cs.checkingSwitch
cs.checkingSwitch++;
textptr = temptextptr;
g_scriptPtr = (instype *)(script+scriptoffset);
g_lineNumber = temp_ScriptLineNumber;
lCount = cs.numCases;
cs.numCases = 0;
cs.caseScriptPtr = (instype *)(script+caseoffset);
return lCount;
}
// returns: 0:keep going, 1:done
static int32_t C_ParseCommand(void)
{
int32_t i, j=0, k=0, done, tw;
// const char *temptextptr;
instype *tempscrptr = NULL;
if (g_numCompilerErrors >= ABORTERRCNT || (*textptr == '\0') || (*(textptr+1) == '\0'))
return 1;
// if (g_scriptDebug)
// C_ReportError(-1);
/// if (cs.checkingSwitch > 0)
/// Bsprintf(g_szBuf,"PC(): '%.25s'",textptr); AddLog(g_szBuf);
tw = C_GetNextKeyword();
def_tw = tw;
// Bsprintf(tempbuf,"%s",keyw[tw]); AddLog(tempbuf);
if (C_SkipComments())
return 1;
switch (tw)
{
default:
case -1:
case -2:
return 0; //End
// *** basic commands
case CON_NULLOP:
if (C_GetKeyword() != CON_ELSE)
{
C_CUSTOMWARNING("`nullop' found without `else'");
g_scriptPtr--;
cs.ifElseAborted = 1;
}
return 0;
case CON_DEFINE:
{
if (cs.currentStateIdx >=0 || cs.currentEvent >= 0)
{
C_CUSTOMERROR("Can only `define' at top level.");
return 1;
}
if (C_GetNextLabelName(1))
return 1;
// Check to see it's already defined
i = hash_find(&h_gamevars, tlabel);
if (i>=0)
{
g_numCompilerWarnings++;
C_ReportError(WARNING_NAMEMATCHESVAR);
}
if (hash_find(&h_states, tlabel) >= 0)
{
g_numCompilerErrors++;
C_ReportError(ERROR_LABELINUSE);
return 1;
}
C_GetNextValue(LABEL_DEFINE);
i = hash_find(&h_labels, tlabel);
if (i == -1)
{
// printf("Defining Definition '%s' to be '%d'\n",label+(g_numLabels*MAXLABELLEN),*(g_scriptPtr-1));
// Bmemcpy(label+(g_numLabels*MAXLABELLEN), tlabel, MAXLABELLEN);
C_CopyLabel();
hash_add(&h_labels, label+(g_numLabels*MAXLABELLEN), g_numLabels, 0);
labeltype[g_numLabels] = LABEL_DEFINE;
labelval[g_numLabels++] = *(g_scriptPtr-1);
}
// else if (i>=g_numDefaultLabels)
// {
// if (labeltype[i] == LABEL_DEFINE)
// labelval[i] = *(g_scriptPtr-1);
// }
g_scriptPtr -= 2;
return 0;
}
case CON_INCLUDE:
g_scriptPtr--;
while (!char_alnumtok(*textptr))
{
g_lineNumber += (*textptr == 0x0a);
textptr++;
if (!*textptr)
break;
}
j = 0;
while (char_alnumtok(*textptr))
{
tempbuf[j] = *(textptr++);
j++;
}
tempbuf[j] = '\0';
{
int32_t temp_ScriptLineNumber;
int32_t temp_ifelse_check;
const char *origtptr;
char *mptr;
char parentScriptFileName[255];
int32_t fp;
fp = kopen4load(tempbuf, 0 /*g_loadFromGroupOnly*/);
if (fp < 0)
{
g_numCompilerErrors++;
initprintf("%s:%d: error: could not find file `%s'.\n",g_szScriptFileName,g_lineNumber,tempbuf);
return 1;
}
j = kfilelength(fp);
mptr = (char *)Bmalloc(j+1);
if (!mptr)
{
kclose(fp);
g_numCompilerErrors++;
initprintf("%s:%d: error: could not allocate %d bytes to include `%s'.\n",
g_szScriptFileName,g_lineNumber,j,tempbuf);
return 1;
}
initprintf(" Including: %s (%d bytes)\n", tempbuf, j);
kread(fp, mptr, j);
kclose(fp);
mptr[j] = 0;
if (*textptr == '"') // skip past the closing quote if it's there so we don't screw up the next line
textptr++;
origtptr = textptr;
Bstrcpy(parentScriptFileName, g_szScriptFileName);
Bstrcpy(g_szScriptFileName, tempbuf);
temp_ScriptLineNumber = g_lineNumber;
g_lineNumber = 1;
temp_ifelse_check = cs.checkingIfElse;
cs.checkingIfElse = 0;
textptr = mptr;
do done = C_ParseCommand();
while (!done);
Bstrcpy(g_szScriptFileName, parentScriptFileName);
g_totalLines += g_lineNumber;
g_lineNumber = temp_ScriptLineNumber;
cs.checkingIfElse = temp_ifelse_check;
textptr = origtptr;
Bfree(mptr);
}
return 0;
case CON_DEFSTATE:
g_scriptPtr--;
if (cs.parsingEventOfs >= 0 || cs.currentStateIdx >= 0)
{
g_numCompilerErrors++;
C_ReportError(ERROR_FOUNDWITHIN);
return 1;
}
else
{
if (C_GetNextLabelName(1))
return 1;
if (hash_find(&h_gamevars, tlabel)>=0)
{
g_numCompilerWarnings++;
C_ReportError(WARNING_NAMEMATCHESVAR);
}
j = hash_find(&h_labels, tlabel);
if (j>=0)
{
g_numCompilerErrors++;
C_ReportError(ERROR_LABELINUSE);
return 1;
}
cs.currentStateOfs = (g_scriptPtr-script);
j = hash_find(&h_states, tlabel);
if (j>=0) // only redefining
{
cs.currentStateIdx = j;
}
else // new state definition
{
cs.currentStateIdx = j = g_stateCount;
if (g_stateCount >= statesinfo_allocsize)
{
statesinfo_allocsize *= 2;
statesinfo = Brealloc(statesinfo, statesinfo_allocsize * sizeof(statesinfo[0]));
if (!statesinfo)
{
initprintf("C_ParseCommand(): ERROR: out of memory!\n");
g_numCompilerErrors++;
return 1;
}
}
Bstrcpy(statesinfo[j].name, tlabel);
hash_add(&h_states, tlabel, j, 0);
}
statesinfo[j].numlocals = 0;
Bsprintf(g_szCurrentBlockName, "%s", statesinfo[j].name);
if (C_GetKeyword() < 0)
{
ofstype *oscriptptr = g_scriptPtr;
if (C_GetNextVarOrString() == 1) // inline string
{
const char *menufuncname = (const char *)(oscriptptr+1);
registerMenuFunction(menufuncname, j);
g_scriptPtr = oscriptptr;
}
else
{
C_CUSTOMERROR("expected inline string to be used as menu name.");
return 1;
}
}
else if (j != g_stateCount)
{
// unregister that state with the menu if redefining and no menu name
registerMenuFunction(NULL, j);
}
return 0;
}
case CON_ENDS:
if (cs.currentStateIdx < 0)
{
C_CUSTOMERROR("found `ends' without open `state'.");
return 1; //+
}
hash_init(&h_localvars);
if (cs.numBraces > 0)
{
C_ReportError(ERROR_OPENBRACKET);
g_numCompilerErrors++;
}
else if (cs.numBraces < 0)
{
C_ReportError(ERROR_CLOSEBRACKET);
g_numCompilerErrors++;
}
if (cs.checkingSwitch > 0)
{
C_ReportError(ERROR_NOENDSWITCH);
g_numCompilerErrors++;
cs.checkingSwitch = 0; // can't be checking anymore...
}
if (g_numCompilerErrors)
{
g_scriptPtr = script+cs.currentStateOfs;
cs.currentStateOfs = -1;
cs.currentStateIdx = -1;
Bsprintf(g_szCurrentBlockName,"(none)");
return 0;
}
j = cs.currentStateIdx;
if (cs.currentStateIdx == g_stateCount) // we were defining a new state
{
statesinfo[j].ofs = cs.currentStateOfs;
statesinfo[j].codesize = (g_scriptPtr-script) - cs.currentStateOfs;
g_stateCount++;
initprintf(" Defined State %3d `%s'.\n", j, g_szCurrentBlockName);
// initprintf(" o:%d s:%d\n", statesinfo[j].ofs, statesinfo[j].codesize);
}
else // we were redefining a state
{
int32_t oofs = statesinfo[j].ofs;
int32_t nofs = cs.currentStateOfs;
int32_t osize = statesinfo[j].codesize;
int32_t nsize = (g_scriptPtr-script) - nofs;
if (nsize == osize)
{
int ii, equal=2, linedif = 0, ow, nw;
for (ii=0; ii<nsize; ii++)
{
ow = *(script+oofs+ii);
nw = *(script+nofs+ii);
if (ow != nw)
{
int32_t ld = (nw>>12) - (ow>>12);
if (equal==2)
{
equal = 1;
linedif = ld;
}
if (linedif != ld || ((nw&0xFFF) != (ow&0xFFF)))
{
equal = 0;
break;
}
}
}
if (equal!=2)
Bmemcpy(script+oofs, script+nofs, nsize*sizeof(instype));
if (equal==0)
initprintf(" Redefined State %3d `%s'.\n", j, g_szCurrentBlockName);
// initprintf(" oo:%d os:%d, no:%d ns:%d\n", oofs, osize, nofs, nsize);
}
else
{
int32_t ii;
uint32_t movedcodesize = g_scriptPtr - (script+oofs+osize);
Bmemmove(script+oofs, script+oofs+osize, movedcodesize*sizeof(instype));
for (ii=0; ii<g_stateCount; ii++)
{
if (statesinfo[ii].ofs > oofs)
statesinfo[ii].ofs -= osize;
}
for (ii=0; ii<MAXEVENTS; ii++)
if (/*ii != j &&*/ aEventOffsets[ii] > oofs)
aEventOffsets[ii] -= osize;
statesinfo[j].ofs = nofs-osize;
statesinfo[j].codesize = nsize;
initprintf(" Redefined State %3d `%s'.\n", j, g_szCurrentBlockName);
// initprintf(" oo:%d os:%d, no:%d ns:%d\n", oofs, osize, nofs, nsize);
}
g_scriptPtr -= osize;
}
g_didDefineSomething = 1;
cs.currentStateOfs = -1;
cs.currentStateIdx = -1;
Bsprintf(g_szCurrentBlockName,"(none)");
return 0;
case CON_COLLECTSECTORS:
case CON_SORT:
if (C_GetNextLabelName(1))
return 1;
i = GetGamearrayID(tlabel, 0);
if (i >= 0)
{
*g_scriptPtr++ = i;
if (aGameArrays[i].dwFlags & GAMEARRAY_READONLY)
{
C_ReportError(ERROR_ARRAYREADONLY);
g_numCompilerErrors++;
}
if (aGameArrays[i].dwFlags & GAMEARRAY_TYPE_MASK)
{
C_CUSTOMERROR("Array for %s must be user-defined.",
tw==CON_SORT?"sorting":"collecting sectors");
g_numCompilerErrors++;
}
}
else
{
C_ReportError(ERROR_NOTAGAMEARRAY);
g_numCompilerErrors++;
}
C_SkipComments();
// element count to sort (SORT) / starting sector (COLLECTSECTORS):
C_GetNextVar();
if (tw==CON_COLLECTSECTORS)
{
// the variable to store the number of collected sectors
C_GetNextVarType(GV_WRITABLE);
}
else if (C_GetKeyword() >= 0)
{
// default sorting state that compares values numerically
*g_scriptPtr++ = -1;
return 0;
}
// fall-through
case CON_STATE:
if (C_GetNextLabelName(1))
return 1;
j = hash_find(&h_states, tlabel);
if (j>=0)
{
// if (!(g_numCompilerErrors || g_numCompilerWarnings) && g_scriptDebug > 1)
// initprintf("%s:%d: debug: accepted state label `%s'.\n",g_szScriptFileName,g_lineNumber,label+(k*MAXLABELLEN));
*g_scriptPtr++ = j;
return 0;
}
C_CUSTOMERROR("state `%s' not found.", tlabel);
g_scriptPtr++;
return 0;
case CON_ONEVENT:
if (cs.currentStateIdx >= 0 || cs.parsingEventOfs >= 0)
{
C_ReportError(ERROR_FOUNDWITHIN);
g_numCompilerErrors++;
return 1;
}
g_scriptPtr--;
cs.numBraces = 0;
C_SkipComments();
j = 0;
while (char_alnumtok(*(textptr+j)))
{
g_szCurrentBlockName[j] = textptr[j];
j++;
}
g_szCurrentBlockName[j] = 0;
cs.labelsOnly = 1;
C_GetNextValue(LABEL_EVENT);
cs.labelsOnly = 0;
g_scriptPtr--;
j = *g_scriptPtr; // event number
cs.currentEvent = j;
aEventNumLocals[j] = 0;
cs.parsingEventOfs = g_scriptPtr-script;
//Bsprintf(g_szBuf,"Adding Event for %d at %lX",j, g_parsingEventPtr); AddLog(g_szBuf);
if (j<0 || j >= MAXEVENTS)
{
initprintf("%s:%d: error: invalid event ID.\n",g_szScriptFileName,g_lineNumber);
g_numCompilerErrors++;
return 0;
}
cs.checkingIfElse = 0;
return 0;
case CON_ENDEVENT:
if (cs.parsingEventOfs < 0)
{
C_CUSTOMERROR("found `endevent' without open `onevent'.");
return 1;
}
hash_init(&h_localvars);
if (cs.numBraces > 0)
{
C_ReportError(ERROR_OPENBRACKET);
g_numCompilerErrors++;
}
if (cs.numBraces < 0)
{
C_ReportError(ERROR_CLOSEBRACKET);
g_numCompilerErrors++;
}
if (g_numCompilerErrors)
{
g_scriptPtr = script+cs.parsingEventOfs;
cs.parsingEventOfs = -1;
cs.currentEvent = -1;
Bsprintf(g_szCurrentBlockName, "(none)");
return 0;
}
j = cs.currentEvent;
if (aEventOffsets[j] >= 0) // if event was previously declared, overwrite it
{
int32_t oofs = aEventOffsets[j], nofs = cs.parsingEventOfs;
int32_t osize = aEventSizes[j], nsize = (g_scriptPtr-script) - nofs;
if (osize == nsize)
{
int ii, equal=2, linedif=0, nw, ow;
for (ii=0; ii<nsize; ii++)
{
ow = *(script+oofs+ii);
nw = *(script+nofs+ii);
if (ow != nw)
{
int32_t ld = (nw>>12) - (ow>>12);
if (equal==2)
{
equal = 1;
linedif = ld;
}
if (linedif != ld || ((nw&0xFFF) != (ow&0xFFF)))
{
equal = 0;
break;
}
}
}
if (equal!=2)
Bmemcpy(script+oofs, script+nofs, nsize*sizeof(instype));
if (equal==0)
initprintf(" Redefined Event %3d `%s'.\n", j, g_szCurrentBlockName);
// initprintf(" oo:%d os:%d, no:%d ns:%d\n", oofs, osize, nofs, nsize);
}
else
{
int32_t ii;
uint32_t movedcodesize = g_scriptPtr - (script+oofs + osize);
Bmemmove(script+oofs, script+oofs + osize, movedcodesize*sizeof(instype));
for (ii=0; ii<g_stateCount; ii++)
{
if (statesinfo[ii].ofs > oofs)
statesinfo[ii].ofs -= osize;
}
for (ii=0; ii<MAXEVENTS; ii++)
if (/*ii != j &&*/ aEventOffsets[ii] > oofs)
aEventOffsets[ii] -= osize;
aEventOffsets[j] = nofs - osize;
aEventSizes[j] = nsize;
initprintf(" Redefined Event %3d `%s'.\n", j, g_szCurrentBlockName);
// initprintf(" oo:%d os:%d, no:%d ns:%d\n", oofs, osize, nofs, nsize);
}
g_scriptPtr -= osize;
}
else // event defined for the first time
{
aEventOffsets[j] = cs.parsingEventOfs;
aEventSizes[j] = (g_scriptPtr-script) - cs.parsingEventOfs;
initprintf(" Defined Event %3d `%s'.\n", j, g_szCurrentBlockName);
// initprintf(" o:%d s:%d\n", aEventOffsets[j], aEventSizes[j]);
}
aEventEnabled[j] = 1;
g_didDefineSomething = 1;
cs.parsingEventOfs = -1;
cs.currentEvent = -1;
Bsprintf(g_szCurrentBlockName,"(none)");
return 0;
// *** control flow
case CON_ELSE:
if (cs.checkingIfElse)
{
ofstype offset;
ofstype lastScriptOfs = (g_scriptPtr-script) - 1;
instype *tscrptr;
cs.ifElseAborted = 0;
cs.checkingIfElse--;
if (C_CheckMalformedBranch(lastScriptOfs))
return 0;
offset = (unsigned)(g_scriptPtr-script);
g_scriptPtr++; //Leave a spot for the fail location
C_ParseCommand();
if (C_CheckEmptyBranch(tw, lastScriptOfs))
return 0;
tscrptr = (instype *)script+offset;
*tscrptr = (ofstype)(g_scriptPtr-script)-offset; // relative offset
}
else
{
instype *tscrptr;
g_scriptPtr--;
tscrptr = g_scriptPtr;
C_CUSTOMWARNING("found `else' with no `if'.");
if (C_GetKeyword() == CON_LEFTBRACE)
{
C_GetNextKeyword();
cs.numBraces++;
do
done = C_ParseCommand();
while (done == 0);
}
else C_ParseCommand();
g_scriptPtr = tscrptr;
}
return 0;
case CON_RETURN:
case CON_BREAK:
if (cs.checkingSwitch)
{
//Bsprintf(g_szBuf," * (L%d) case Break statement.\n",g_lineNumber); AddLog(g_szBuf);
return 1;
}
return 0;
case CON_SWITCH:
{
ofstype tempoffset;
//AddLog("Got Switch statement");
// if (cs.checkingSwitch) Bsprintf(g_szBuf,"ERROR::%s %d: cs.checkingSwitch=",__FILE__,__LINE__, cs.checkingSwitch); AddLog(g_szBuf);
cs.checkingSwitch++; // allow nesting (if other things work)
C_GetNextVar(); // Get The ID of the DEF
tempoffset = (unsigned)(g_scriptPtr-script);
*g_scriptPtr++ = 0; // leave spot for end location (for after processing)
*g_scriptPtr++ = 0; // count of case statements
cs.caseScriptPtr = g_scriptPtr; // the first case's pointer.
*g_scriptPtr++ = -1; // leave spot for 'default' offset to cases' code (-1 if none)
// temptextptr = textptr;
// probably does not allow nesting...
//AddLog("Counting Case Statements...");
j = C_CountCaseStatements();
// initprintf("Done Counting Case Statements for switch %d: found %d.\n", cs.checkingSwitch,j);
g_scriptPtr += j*2;
cs.caseCodePtr = g_scriptPtr;
C_SkipComments();
g_scriptPtr -= j*2; // allocate buffer for the table
tempscrptr = (instype *)(script+tempoffset);
// if (cs.checkingSwitch>1) Bsprintf(g_szBuf,"ERROR::%s %d: cs.checkingSwitch=",__FILE__,__LINE__, cs.checkingSwitch); AddLog(g_szBuf);
if (j<0)
return 1;
if (tempscrptr)
tempscrptr[1] = j; // save count of cases
// else
// Bsprintf(g_szBuf,"ERROR::%s %d",__FILE__,__LINE__); AddLog(g_szBuf);
while (j--)
{
// leave room for statements
*g_scriptPtr++ = 0; // value check
*g_scriptPtr++ = -1; // code offset
C_SkipComments();
}
//Bsprintf(g_szBuf,"SWITCH1: '%.22s'",textptr); AddLog(g_szBuf);
cs.numCases = 0;
while (C_ParseCommand() == 0)
{
//Bsprintf(g_szBuf,"SWITCH2: '%.22s'",textptr); AddLog(g_szBuf);
}
tempscrptr = (instype *)(script+tempoffset);
//Bsprintf(g_szBuf,"SWITCHXX: '%.22s'",textptr); AddLog(g_szBuf);
// done processing switch. clean up.
// if (cs.checkingSwitch < 1) Bsprintf(g_szBuf,"ERROR::%s %d: cs.checkingSwitch=%d",__FILE__,__LINE__, cs.checkingSwitch); AddLog(g_szBuf);
if (tempscrptr)
{
int32_t t,n; // !!!
for (i=3; i<3+tempscrptr[1]*2-2; i+=2) // sort them
{
t = tempscrptr[i]; n=i;
for (j=i+2; j<3+tempscrptr[1]*2; j+=2)
if (tempscrptr[j] < t)
t = tempscrptr[j], n=j;
if (n != i)
{
t = tempscrptr[i];
tempscrptr[i] = tempscrptr[n];
tempscrptr[n] = t;
t = tempscrptr[i+1];
tempscrptr[i+1] = tempscrptr[n+1];
tempscrptr[n+1] = t;
}
}
// for (j=3;j<3+tempscrptr[1]*2;j+=2)initprintf("%5d %8x\n",tempscrptr[j],tempscrptr[j+1]);
tempscrptr[0] = (ofstype)(g_scriptPtr-cs.caseCodePtr); // save 'end' location as offset from code-place
}
// else Bsprintf(g_szBuf,"ERROR::%s %d",__FILE__,__LINE__); AddLog(g_szBuf);
cs.numCases = 0;
cs.caseScriptPtr = NULL;
cs.caseCodePtr = NULL;
// decremented in endswitch. Don't decrement here...
// cs.checkingSwitch--; // allow nesting (maybe if other things work)
tempscrptr = NULL;
// if (cs.checkingSwitch) Bsprintf(g_szBuf,"ERROR::%s %d: cs.checkingSwitch=%d",__FILE__,__LINE__, cs.checkingSwitch); AddLog(g_szBuf);
//AddLog("End of Switch statement");
}
break;
case CON_CASE:
{
ofstype tempoffset = 0;
//AddLog("Found Case");
repeatcase:
g_scriptPtr--; // don't save in code
if (cs.checkingSwitch < 1)
{
C_CUSTOMERROR("found `case' statement when not in switch");
return 1;
}
cs.numCases++;
//Bsprintf(g_szBuf,"case1: %.12s",textptr); AddLog(g_szBuf);
C_GetNextValue(LABEL_DEFINE);
if (*textptr == ':')
textptr++;
//Bsprintf(g_szBuf,"case2: %.12s",textptr); AddLog(g_szBuf);
j = *(--g_scriptPtr); // get value
//Bsprintf(g_szBuf,"case: Value of case %d is %d",(int32_t)cs.numCases,(int32_t)j); AddLog(g_szBuf);
if (cs.caseScriptPtr)
{
for (i=(cs.numCases/2)-1; i>=0; i--)
if (cs.caseScriptPtr[i*2+1] == j)
{
g_numCompilerWarnings++;
C_ReportError(WARNING_DUPLICATECASE);
break;
}
//AddLog("Adding value to script");
cs.caseScriptPtr[cs.numCases++] = j; // save value
cs.caseScriptPtr[cs.numCases] = (ofstype)(g_scriptPtr - cs.caseCodePtr); // offset from beginning of cases' code
}
//Bsprintf(g_szBuf,"case3: %.12s",textptr); AddLog(g_szBuf);
j = C_GetKeyword();
if (j == CON_CASE)
{
//AddLog("Found Repeat Case");
C_GetNextKeyword(); // eat 'case'
goto repeatcase;
}
//Bsprintf(g_szBuf,"case4: '%.12s'",textptr); AddLog(g_szBuf);
tempoffset = (unsigned)(tempscrptr-script);
while (C_ParseCommand() == 0)
{
//Bsprintf(g_szBuf,"case5 '%.25s'",textptr); AddLog(g_szBuf);
j = C_GetKeyword();
if (j == CON_CASE)
{
//AddLog("Found Repeat Case");
C_GetNextKeyword(); // eat 'case'
tempscrptr = (instype *)(script+tempoffset);
goto repeatcase;
}
}
tempscrptr = (instype *)(script+tempoffset);
//AddLog("End Case");
return 0;
// break;
}
case CON_DEFAULT:
g_scriptPtr--; // don't save
if (cs.checkingSwitch < 1)
{
C_CUSTOMERROR("found `default' statement when not in switch");
return 1;
}
if (cs.caseScriptPtr && cs.caseScriptPtr[0]!=-1)
{
C_CUSTOMERROR("multiple `default' statements found in switch");
}
if (cs.caseScriptPtr)
cs.caseScriptPtr[0] = (ofstype)(g_scriptPtr-cs.caseCodePtr); // save offset from cases' code
//Bsprintf(g_szBuf,"default: '%.22s'",textptr); AddLog(g_szBuf);
while (C_ParseCommand() == 0)
{
//Bsprintf(g_szBuf,"defaultParse: '%.22s'",textptr); AddLog(g_szBuf);
;
}
break;
case CON_ENDSWITCH:
//AddLog("End Switch");
cs.checkingSwitch--;
if (cs.checkingSwitch < 0)
C_CUSTOMERROR("found `endswitch' without matching `switch'");
return 1; // end of block
// break;
case CON_GETCURRADDRESS:
C_GetNextVarType(GV_WRITABLE);
return 0;
case CON_JUMP:
C_GetNextVar();
return 0;
case CON_LEFTBRACE:
// if (!(cs.currentStateIdx >= 0 || cs.parsingEventOfs >= 0))
// {
// g_numCompilerErrors++;
// C_ReportError(ERROR_SYNTAXERROR);
// }
cs.numBraces++;
do done = C_ParseCommand();
while (!done);
return 0;
case CON_RIGHTBRACE:
cs.numBraces--;
// rewrite "{ }" into "nullop"
if (*(g_scriptPtr-2) == CON_LEFTBRACE + (IFELSE_MAGIC<<12))
{
// initprintf("%s:%d: rewriting empty braces '{ }' as 'nullop' from right\n",g_szScriptFileName,g_lineNumber);
*(g_scriptPtr-2) = CON_NULLOP + (IFELSE_MAGIC<<12);
g_scriptPtr -= 2;
if (C_GetKeyword() != CON_ELSE && (*(g_scriptPtr-2)&0xFFF) != CON_ELSE)
cs.ifElseAborted = 1;
else
cs.ifElseAborted = 0;
j = C_GetKeyword();
if (cs.checkingIfElse && j != CON_ELSE)
cs.checkingIfElse--;
return 1;
}
if (cs.numBraces < 0)
{
if (cs.checkingSwitch)
C_ReportError(ERROR_NOENDSWITCH);
C_CUSTOMERROR("found more `}' than `{'.");
}
if (cs.checkingIfElse && j != CON_ELSE)
cs.checkingIfElse--;
return 1;
// *** more basic commands
case CON_GAMEVAR:
// syntax: gamevar <var1> <initial value> <flags>
// defines var1 and sets initial value.
// flags are used to define usage: 0:global, 1:per-block
g_scriptPtr--;
if (cs.currentStateIdx < 0 && cs.currentEvent < 0)
{
// global gamevar
if (C_GetNextLabelName(1))
return 1;
C_GetNextValue(LABEL_DEFINE); // get initial value
C_GetNextValue(LABEL_DEFINE); // get flags
//Bsprintf(g_szBuf,"Adding GameVar='%s', val=%l, flags=%lX",label+(g_numLabels*MAXLABELLEN), *(g_scriptPtr-2), *(g_scriptPtr-1)); AddLog(g_szBuf);
// global var: can't define default
if (g_numCompilerErrors==0)
{
Gv_NewVar(tlabel, *(g_scriptPtr-2), *(g_scriptPtr-1) & ~GAMEVAR_DEFAULT);
g_scriptPtr -= 2; // no need to save in script...
}
}
else // local var
{
do
{
C_GetNextLabelName(1);
if (hash_find(&h_localvars, tlabel) >= 0)
C_CUSTOMERROR("local variable `%s' already defined.", tlabel);
else
{
uint16_t *numlocals = (cs.currentStateIdx >= 0) ?
&statesinfo[cs.currentStateIdx].numlocals : &aEventNumLocals[cs.currentEvent];
if (((int32_t)(*numlocals))+1 > M32_MAX_LOCALS)
C_CUSTOMERROR("too much local storage required (max: %d gamevar equivalents).", M32_MAX_LOCALS);
else
{
hash_add(&h_localvars, tlabel, (int32_t)(*numlocals), 0);
*numlocals += 1;
}
}
} while (C_GetKeyword() < 0 && g_numCompilerErrors<ABORTERRCNT && *textptr);
}
//AddLog("Added gamevar");
return 0;
// *** arrays
case CON_GAMEARRAY:
if (C_GetNextLabelName(1))
return 1;
if (hash_find(&h_gamevars, tlabel) >= 0)
{
g_numCompilerWarnings++;
C_ReportError(WARNING_NAMEMATCHESVAR);
}
C_GetNextValue(LABEL_DEFINE);
{
int32_t asize = *(g_scriptPtr-1);
if (cs.currentStateIdx < 0 && cs.currentEvent < 0)
Gv_NewArray(tlabel, NULL, asize, GAMEARRAY_NORMAL);
else // local array
{
uint16_t *numlocals = (cs.currentStateIdx >= 0) ?
&statesinfo[cs.currentStateIdx].numlocals : &aEventNumLocals[cs.currentEvent];
//OSD_Printf("s%d,e%d: array `%s', numlocals of `%s' is %d.\n", cs.currentStateIdx, cs.currentEvent,
// tlabel, g_szCurrentBlockName, (int32_t)*numlocals);
if (((int32_t)(*numlocals))+asize > M32_MAX_LOCALS)
C_CUSTOMERROR("too much local storage required (max: %d gamevar equivalents).", M32_MAX_LOCALS);
else
{
hash_add(&h_localvars, tlabel, ((int32_t)(*numlocals))|(asize<<16), 0);
*numlocals += asize;
}
}
}
g_scriptPtr -= 2; // no need to save in script...
return 0;
case CON_COPY:
if (C_GetNextLabelName(1))
return 1;
i = GetGamearrayID(tlabel, 0);
if (i >= 0)
*g_scriptPtr++ = i;
else
{
C_ReportError(ERROR_NOTAGAMEARRAY);
g_numCompilerErrors++;
}
C_SkipComments();
if (*textptr != '[')
{
g_numCompilerErrors++;
C_ReportError(ERROR_GAMEARRAYBNO);
return 1;
}
textptr++;
C_GetNextVar();
C_SkipComments();
if (*textptr != ']')
{
g_numCompilerErrors++;
C_ReportError(ERROR_GAMEARRAYBNC);
return 1;
}
textptr++;
// fall-through
case CON_SETARRAY:
if (C_GetNextLabelName(1))
return 1;
i = GetGamearrayID(tlabel, 0);
if (i >= 0)
{
*g_scriptPtr++ = i;
if (aGameArrays[i].dwFlags & GAMEARRAY_READONLY)
{
C_ReportError(ERROR_ARRAYREADONLY);
g_numCompilerErrors++;
}
}
else
{
C_ReportError(ERROR_NOTAGAMEARRAY);
g_numCompilerErrors++;
}
C_SkipComments();
if (*textptr != '[')
{
g_numCompilerErrors++;
C_ReportError(ERROR_GAMEARRAYBNO);
return 1;
}
textptr++;
C_GetNextVar();
C_SkipComments();
if (*textptr != ']')
{
g_numCompilerErrors++;
C_ReportError(ERROR_GAMEARRAYBNC);
return 1;
}
textptr++;
C_GetNextVar();
return 0;
case CON_GETARRAYSIZE:
case CON_RESIZEARRAY:
if (C_GetNextLabelName(1))
return 1;
i = GetGamearrayID(tlabel, 0);
if (i >= 0)
{
*g_scriptPtr++ = i;
if (tw==CON_RESIZEARRAY && (aGameArrays[i].dwFlags & GAMEARRAY_TYPE_MASK))
{
C_CUSTOMERROR("can't resize system array `%s'.", tlabel);
}
}
else
{
C_ReportError(ERROR_NOTAGAMEARRAY);
g_numCompilerErrors++;
}
C_SkipComments();
C_GetNextVar();
return 0;
#if 0
case CON_WRITEARRAYTOFILE:
case CON_READARRAYFROMFILE:
if (C_GetNextLabelName(1))
return 1;
i = GetGamearrayID(tlabel, 0);
if (i > (-1))
{
*g_scriptPtr++ = i;
}
else
{
C_ReportError(ERROR_NOTAGAMEARRAY);
g_numCompilerErrors++;
}
C_GetNextValue(LABEL_DEFINE);
return 0;
#endif
// *** var ops
case CON_RANDVAR:
case CON_DISPLAYRANDVAR:
case CON_SETVAR:
case CON_ADDVAR:
case CON_SUBVAR:
case CON_MULVAR:
case CON_DIVVAR:
case CON_MODVAR:
case CON_ANDVAR:
case CON_ORVAR:
case CON_XORVAR:
case CON_SHIFTVARL:
case CON_SHIFTVARR:
{
instype *inst = g_scriptPtr-1;
const char *tptr = textptr;
// syntax: [rand|add|set]var <var1> <const1>
// sets var1 to const1
// adds const1 to var1 (const1 can be negative...)
//printf("Found [add|set]var at line= %d\n",g_lineNumber);
// get the ID of the DEF
C_GetNextVarType(GV_WRITABLE);
C_GetNextValue(LABEL_DEFINE); // the number to check against...
if (tw == CON_MULVAR && *(g_scriptPtr-1) == -1)
{
*inst = CON_INV;
g_scriptPtr--;
return 0;
}
if (tw == CON_DIVVAR || (tw == CON_MULVAR && *(g_scriptPtr-1) > 0))
{
int32_t i = *(g_scriptPtr-1);
j = klabs(i);
if (C_IntPow2(j))
{
*inst = ((tw == CON_DIVVAR) ? CON_SHIFTVARR : CON_SHIFTVARL);
*(g_scriptPtr-1) = C_Pow2IntLogBase2(j);
// initprintf("%s:%d: replacing multiply/divide with shift\n",g_szScriptFileName,g_lineNumber);
if (i == j)
return 0;
*g_scriptPtr++ = CON_INV + (g_lineNumber<<12);
textptr = tptr;
C_GetNextVarType(GV_WRITABLE);
C_GetNextValue(LABEL_DEFINE);
g_scriptPtr--;
// initprintf("%s:%d: adding inversion\n",g_szScriptFileName,g_lineNumber);
}
}
}
return 0;
// *** varvar ops
case CON_RANDVARVAR:
case CON_DISPLAYRANDVARVAR:
case CON_SETVARVAR:
case CON_ADDVARVAR:
case CON_SUBVARVAR:
case CON_MULVARVAR:
case CON_DIVVARVAR:
case CON_MODVARVAR:
case CON_ANDVARVAR:
case CON_ORVARVAR:
case CON_XORVARVAR:
case CON_SHIFTVARVARL:
case CON_SHIFTVARVARR:
{
instype *inst = (g_scriptPtr-1);
const char *otextptr;
C_GetNextVarType(GV_WRITABLE);
otextptr = textptr;
g_wasConstant = 0;
C_GetNextVar();
if (!g_numCompilerErrors && g_wasConstant)
{
textptr = otextptr;
g_scriptPtr--;
*inst -= (CON_SETVARVAR - CON_SETVAR);
C_GetNextValue(LABEL_DEFINE);
}
return 0;
}
case CON_SIN:
case CON_COS:
C_GetNextVarType(GV_WRITABLE);
C_GetNextVar();
return 0;
// *** random
case CON_DISPLAYRAND:
// syntax: displayrand <var>
// gets rand (not game rand) into <var>
C_GetNextVarType(GV_WRITABLE);
break;
// *** float access: convert float to int and back
case CON_ITOF:
case CON_FTOI:
// syntax: itof <<var>> SCALE
// ftoi <<var>> SCALE
C_GetNextVarType(GV_WRITABLE);
C_GetNextValue(LABEL_DEFINE);
if (*(g_scriptPtr-1)<=0)
C_CUSTOMERROR("scale value in integer/float conversion must be greater zero.");
return 0;
// *** other math
case CON_CLAMP:
C_GetNextVarType(GV_WRITABLE);
C_GetManyVars(2);
return 0;
case CON_INV:
C_GetNextVarType(GV_WRITABLE);
return 0;
case CON_SQRT:
{
// syntax sqrt <invar> <outvar>
// gets the sqrt of invar into outvar
C_GetNextVar();
// target var
C_GetNextVarType(GV_WRITABLE);
break;
}
case CON_MULSCALE:
case CON_DIVSCALE:
C_GetNextVarType(GV_WRITABLE);
C_GetManyVars(3);
return 0;
case CON_DIST:
case CON_LDIST:
case CON_GETANGLE:
case CON_GETINCANGLE:
C_GetNextVarType(GV_WRITABLE);
C_GetManyVars(2);
return 0;
case CON_A2XY:
C_GetNextVar();
C_GetManyVarsType(GV_WRITABLE, 2);
return 0;
case CON_AH2XYZ:
C_GetManyVars(2);
C_GetManyVarsType(GV_WRITABLE, 3);
return 0;
case CON_FOR: // special-purpose iteration
{
ofstype offset;
instype *tscrptr;
int32_t how;
C_GetNextVarType(GV_WRITABLE|GV_SIMPLE); // only simple vars allowed
C_GetNextLabelName(0);
how = hash_find(&h_iter, tlabel);
if (how < 0)
{
C_CUSTOMERROR("unknown iteration type `%s'.", tlabel);
return 1;
}
*g_scriptPtr++ = how;
if (how >= ITER_SPRITESOFSECTOR)
C_GetNextVar();
offset = g_scriptPtr-script;
g_scriptPtr++; //Leave a spot for the location to jump to after completion
C_ParseCommand();
tscrptr = (instype *)script+offset;
*tscrptr = (g_scriptPtr-script)-offset; // relative offset
return 0;
}
// *** if&while var&varvar
case CON_IFVARL:
case CON_IFVARLE:
case CON_IFVARG:
case CON_IFVARGE:
case CON_IFVARE:
case CON_IFVARN:
case CON_IFVARAND:
case CON_IFVAROR:
case CON_IFVARXOR:
case CON_IFVAREITHER:
case CON_IFVARBOTH:
case CON_WHILEVARN:
case CON_WHILEVARL:
// ---
case CON_IFVARVARL:
case CON_IFVARVARLE:
case CON_IFVARVARG:
case CON_IFVARVARGE:
case CON_IFVARVARE:
case CON_IFVARVARN:
case CON_IFVARVARAND:
case CON_IFVARVAROR:
case CON_IFVARVARXOR:
case CON_IFVARVAREITHER:
case CON_IFVARVARBOTH:
case CON_WHILEVARVARN:
case CON_WHILEVARVARL:
// ---
case CON_IFHITKEY:
case CON_IFHOLDKEY:
case CON_IFRND:
// vvv if* using current sprite
case CON_IFANGDIFFL:
case CON_IFSPRITEPAL:
case CON_IFHIGHLIGHTED:
case CON_IFACTOR:
case CON_IFSOUND:
case CON_IFPDISTL:
case CON_IFPDISTG:
/// case CON_IFGAPZL:
/// case CON_IFFLOORDISTL:
/// case CON_IFCEILINGDISTL:
// ---
case CON_IFINSIDE:
// ---
case CON_IFEITHERALT:
case CON_IFEITHERCTRL:
case CON_IFEITHERSHIFT:
case CON_IFAWAYFROMWALL:
case CON_IFCANSEE:
case CON_IFONWATER:
case CON_IFINWATER:
case CON_IFOUTSIDE:
/// case CON_IFHITSPACE:
/// case CON_IFINSPACE:
/// case CON_IFINOUTERSPACE:
/// case CON_IFCANSEETARGET:
case CON_IFNOSOUNDS:
case CON_IFIN3DMODE:
case CON_IFAIMINGSPRITE:
case CON_IFAIMINGWALL:
case CON_IFAIMINGSECTOR:
case CON_IFINTERACTIVE:
{
ofstype offset;
ofstype lastScriptOfs = (g_scriptPtr-script-1);
instype *tscrptr;
cs.ifElseAborted = 0;
if (tw<=CON_WHILEVARL) // careful! check this against order in m32def.h!
{
C_GetNextVar();
C_GetNextValue(LABEL_DEFINE); // the number to check against...
}
else if (tw<=CON_WHILEVARVARL)
{
instype *inst = (g_scriptPtr-1);
const char *otextptr;
C_GetNextVar();
otextptr = textptr;
g_wasConstant = 0;
C_GetNextVar();
if (!g_numCompilerErrors && g_wasConstant)
{
textptr = otextptr;
g_scriptPtr--;
*inst -= (CON_IFVARVARL - CON_IFVARL);
C_GetNextValue(LABEL_DEFINE);
}
}
else if (tw<=CON_IFPDISTG)
{
if (tw==CON_IFHIGHLIGHTED)
{
int32_t id;
if (C_GetNextLabelName(1))
return 1;
id = GetGamevarID(tlabel, 0);
if (!(id==M32_SPRITE_VAR_ID || id==M32_WALL_VAR_ID))
{
C_CUSTOMERROR("\"ifhighlighted\" must be followed immediately by \"sprite\" or \"wall\".");
return 1;
}
*g_scriptPtr++ = id;
C_GetNextVar();
}
else
C_GetNextVar();
}
else if (tw<=CON_IFINSIDE)
C_GetManyVars(3);
// else {}
if (C_CheckMalformedBranch(lastScriptOfs))
return 0;
offset = (g_scriptPtr-script);
g_scriptPtr++; //Leave a spot for the fail location
C_ParseCommand();
if (C_CheckEmptyBranch(tw, lastScriptOfs))
return 0;
tscrptr = (instype *)script+offset;
*tscrptr = (g_scriptPtr-script)-offset; // relative offset
if (tw != CON_WHILEVARN && tw != CON_WHILEVARVARN)
{
j = C_GetKeyword();
if (j == CON_ELSE || j == CON_LEFTBRACE)
cs.checkingIfElse++;
}
return 0;
}
// *** BUILD functions
case CON_TDUPSPRITE:
if (cs.currentEvent>=0 && cs.currentEvent != EVENT_ANALYZESPRITES)
{
C_ReportError(WARNING_OUTSIDEDRAWSPRITE);
g_numCompilerWarnings++;
}
case CON_RESETKEY:
case CON_SETKEY:
case CON_INSERTSPRITE:
case CON_DUPSPRITE:
case CON_DELETESPRITE:
C_GetNextVar();
break;
case CON_LASTWALL:
C_GetNextVar();
C_GetNextVarType(GV_WRITABLE);
break;
case CON_UPDATECURSECTNUM:
return 0;
case CON_UPDATESECTOR:
case CON_UPDATESECTORZ:
C_GetManyVars(2);
if (tw==CON_UPDATESECTORZ)
C_GetNextVar();
C_GetNextVarType(GV_WRITABLE);
break;
case CON_GETZRANGE:
C_GetManyVars(4);
C_GetManyVarsType(GV_WRITABLE, 4);
C_GetManyVars(2);
break;
case CON_CALCHYPOTENUSE:
C_GetNextVarType(GV_WRITABLE);
C_GetManyVars(2);
break;
case CON_CLIPMOVE:
// <retvar>,<x>,<y>,z,<sectnum>, xvect,yvect,walldist,floordist,ceildist,clipmask
C_GetManyVarsType(GV_WRITABLE,3);
C_GetNextVar();
C_GetNextVarType(GV_WRITABLE);
C_GetManyVars(6);
break;
case CON_LINEINTERSECT:
case CON_RAYINTERSECT:
// lineintersect x y z x y z x y x y <intx> <inty> <intz> <ret>
// rayintersect x y z vx vy vz x y x y <intx> <inty> <intz> <ret>
C_GetManyVars(10);
C_GetManyVarsType(GV_WRITABLE,4);
break;
case CON_HITSCAN:
case CON_CANSEE:
// get the ID of the DEF
C_GetManyVars(tw==CON_CANSEE?8:7);
C_GetManyVarsType(GV_WRITABLE, tw==CON_CANSEE?1:6);
if (tw==CON_HITSCAN) C_GetNextVar();
break;
case CON_CANSEESPR:
C_GetManyVars(2);
C_GetNextVarType(GV_WRITABLE);
break;
case CON_NEARTAG:
case CON_ROTATEPOINT:
C_GetManyVars(5);
C_GetManyVarsType(GV_WRITABLE, 2);
if (tw == CON_NEARTAG)
{
C_GetManyVarsType(GV_WRITABLE, 2);
C_GetManyVars(2);
}
break;
case CON_DRAGPOINT:
C_GetManyVars(3);
return 0;
case CON_GETFLORZOFSLOPE:
case CON_GETCEILZOFSLOPE:
C_GetManyVars(3);
C_GetNextVarType(GV_WRITABLE);
return 0;
case CON_ALIGNCEILSLOPE:
case CON_ALIGNFLORSLOPE:
case CON_BSETSPRITE: // was CON_SETSPRITE
C_GetManyVars(4);
break;
case CON_SETFIRSTWALL:
case CON_CHANGESPRITESTAT:
case CON_CHANGESPRITESECT:
case CON_HEADSPRITESTAT:
case CON_PREVSPRITESTAT:
case CON_NEXTSPRITESTAT:
case CON_HEADSPRITESECT:
case CON_PREVSPRITESECT:
case CON_NEXTSPRITESECT:
C_GetManyVars(2);
return 0;
case CON_SECTOROFWALL:
C_GetNextVarType(GV_WRITABLE);
C_GetNextVar();
return 0;
case CON_FIXREPEATS:
C_GetNextVar();
return 0;
case CON_GETCLOSESTCOL:
C_GetManyVars(3);
C_GetNextVarType(GV_WRITABLE);
return 0;
// *** stuff
case CON_SETHIGHLIGHT:
// sethighlight <what> <index> <set_or_unset>
// if <what>&16384, index&16383 is sprite index, else wall index
C_GetManyVars(3);
return 0;
case CON_SETHIGHLIGHTSECTOR:
// sethighlightsector <index> <set_or_unset>
C_GetManyVars(2);
return 0;
case CON_ADDLOGVAR:
// syntax: addlogvar <var>
// prints the line number in the log file.
C_GetNextVar();
return 0;
case CON_UPDATEHIGHLIGHT:
case CON_UPDATEHIGHLIGHTSECTOR:
case CON_ADDLOG:
// syntax: addlog
// prints the line number in the log file.
return 0;
case CON_DEBUG:
C_GetNextValue(LABEL_DEFINE);
return 0;
// *** strings
case CON_DEFINEQUOTE:
if (cs.currentStateIdx >=0 || cs.currentEvent >= 0)
{
C_CUSTOMERROR("Can define quotes only at top level.");
return 1;
}
case CON_REDEFINEQUOTE:
if (tw == CON_DEFINEQUOTE)
g_scriptPtr--;
C_GetNextValue(LABEL_DEFINE);
k = *(g_scriptPtr-1);
if (k<0 || k >= MAXQUOTES)
{
C_CUSTOMERROR("quote number out of range (0 to %d).", MAXQUOTES-1);
k = MAXQUOTES;
}
if (ScriptQuotes[k] == NULL)
ScriptQuotes[k] = Bcalloc(MAXQUOTELEN, sizeof(uint8_t));
if (!ScriptQuotes[k])
{
Bsprintf(tempbuf,"Failed allocating %d byte quote text buffer.", MAXQUOTELEN);
g_numCompilerErrors++;
return 1;
}
if (tw == CON_DEFINEQUOTE)
g_scriptPtr--;
while (*textptr == ' ' || *textptr == '\t')
textptr++;
if (tw == CON_REDEFINEQUOTE)
{
if (ScriptQuoteRedefinitions[g_numQuoteRedefinitions] == NULL)
ScriptQuoteRedefinitions[g_numQuoteRedefinitions] = Bcalloc(MAXQUOTELEN, sizeof(uint8_t));
if (!ScriptQuoteRedefinitions[g_numQuoteRedefinitions])
{
Bsprintf(tempbuf,"Failed allocating %d byte quote text buffer.", MAXQUOTELEN);
g_numCompilerErrors++;
return 1;
}
}
i = 0;
while (*textptr != 0x0a && *textptr != 0x0d && *textptr != 0)
{
// if (*textptr == '%' && *(textptr+1) == 's')
// {
// initprintf("%s:%d: error: quote text contains string identifier.\n",g_szScriptFileName,g_lineNumber);
// g_numCompilerErrors++;
// while (*textptr != 0x0a && *textptr != 0x0d && *textptr != 0) textptr++;
// break;
// }
if (tw == CON_DEFINEQUOTE)
*(ScriptQuotes[k]+i) = *textptr;
else
*(ScriptQuoteRedefinitions[g_numQuoteRedefinitions]+i) = *textptr;
textptr++;
i++;
if (i >= MAXQUOTELEN-1)
{
C_CUSTOMWARNING("truncating quote text to %d characters.", MAXQUOTELEN-1);
while (*textptr != 0x0a && *textptr != 0x0d && *textptr != 0)
textptr++;
break;
}
}
if (tw == CON_DEFINEQUOTE)
*(ScriptQuotes[k]+i) = '\0';
else
{
*(ScriptQuoteRedefinitions[g_numQuoteRedefinitions]+i) = '\0';
*g_scriptPtr++ = g_numQuoteRedefinitions;
g_numQuoteRedefinitions++;
}
return 0;
case CON_PRINT:
case CON_QUOTE:
case CON_ERRORINS:
case CON_PRINTMESSAGE16:
case CON_PRINTMESSAGE256:
case CON_PRINTEXT256:
case CON_PRINTEXT16:
case CON_DRAWLABEL:
if (C_GetNextVarOrString()==-1)
return 1;
if (tw==CON_PRINTMESSAGE256)
C_GetManyVars(2);
else if (tw >= CON_PRINTEXT256)
C_GetManyVars(5);
return 0;
case CON_GETNUMBER16:
case CON_GETNUMBER256:
case CON_GETNUMBERFROMUSER: // <<retvar>> "quote" <max> <flags>(1|2|4|8|(16))
C_GetNextVarType(GV_WRITABLE);
if (C_GetNextVarOrString()==-1)
return 1;
C_GetNextVar();
if (tw==CON_GETNUMBERFROMUSER)
C_GetNextVar();
return 0;
case CON_QSPRINTF:
C_GetNextVar();
if (C_GetNextVarOrString()==-1)
return 1;
j = 0;
while (C_GetKeyword() == -1 && j < 32)
C_GetNextVar(), j++;
*g_scriptPtr++ = -1; //CON_NULLOP + (g_lineNumber<<12);
return 0;
case CON_QSTRCAT:
case CON_QSTRCPY:
case CON_QSTRLEN:
case CON_QSTRNCAT:
case CON_QSUBSTR:
C_GetNextVar();
if (C_GetNextVarOrString()==-1)
return 1;
if (tw==CON_QSTRNCAT)
C_GetNextVar();
else if (tw==CON_QSUBSTR)
C_GetManyVars(2);
return 0;
#if 0
case CON_QGETSYSSTR:
C_GetManyVars(2);
return 0;
#endif
// *** findnear*
case CON_FINDNEARSPRITE:
case CON_FINDNEARSPRITE3D:
case CON_FINDNEARSPRITEZ:
{
// syntax findnearactor <type> <maxdist> <getvar>
// gets the sprite ID of the nearest actor within max dist
// that is of <type> into <getvar>
// -1 for none found
C_GetNextValue(LABEL_DEFINE); // get <type>
C_GetNextValue(LABEL_DEFINE); // get maxdist
if (tw==CON_FINDNEARSPRITEZ)
C_GetNextValue(LABEL_DEFINE);
// target var
// get the ID of the DEF
C_GetNextVarType(GV_WRITABLE);
break;
}
case CON_FINDNEARSPRITEVAR:
case CON_FINDNEARSPRITE3DVAR:
case CON_FINDNEARSPRITEZVAR:
{
C_GetNextValue(LABEL_DEFINE); // get <type>
// get the ID of the DEF
C_GetNextVar();
if (tw==CON_FINDNEARSPRITEZVAR)
C_GetNextVar();
// target var
// get the ID of the DEF
C_GetNextVarType(GV_WRITABLE);
break;
}
case CON_GETTICKS:
C_GetNextVarType(GV_WRITABLE);
return 0;
case CON_GETTIMEDATE:
C_GetManyVarsType(GV_WRITABLE, 8);
break;
case CON_SETASPECT:
C_GetNextVar(); // get the ID of the DEF
C_GetNextVar(); // get the ID of the DEF
return 0;
case CON_SPGETLOTAG:
case CON_SPGETHITAG:
case CON_SECTGETLOTAG:
case CON_SECTGETHITAG:
case CON_GETTEXTUREFLOOR:
case CON_GETTEXTURECEILING:
case CON_STOPALLSOUNDS:
// no paramaters...
return 0;
case CON_SETI:
C_GetNextVar();
return 0;
case CON_SIZEAT:
C_GetManyVars(2);
// C_GetNextValue(LABEL_DEFINE);
// C_GetNextValue(LABEL_DEFINE);
break;
/// case CON_ANGOFF:
case CON_GETSOUNDFLAGS:
C_GetNextVar();
C_GetNextVarType(GV_WRITABLE);
break;
case CON_SOUNDVAR:
case CON_STOPSOUNDVAR:
case CON_SOUNDONCEVAR:
case CON_GLOBALSOUNDVAR:
case CON_CSTATOR:
case CON_SPRITEPAL:
case CON_CACTOR:
case CON_CLIPDIST:
C_GetNextVar();
return 0;
case CON_CSTAT:
C_GetNextValue(LABEL_DEFINE);
if ((*(g_scriptPtr-1) & 32) && (*(g_scriptPtr-1) & 16))
{
i = *(g_scriptPtr-1);
*(g_scriptPtr-1) ^= 48;
C_CUSTOMWARNING("tried to set cstat %d, using %d instead.", i, *(g_scriptPtr-1));
}
return 0;
case CON_DRAWLINE16:
case CON_DRAWLINE16B:
case CON_DRAWLINE16Z:
case CON_DRAWCIRCLE16:
case CON_DRAWCIRCLE16B:
case CON_DRAWCIRCLE16Z:
if (cs.parsingEventOfs < 0 && cs.currentStateIdx < 0)
{
C_ReportError(ERROR_EVENTONLY);
g_numCompilerErrors++;
}
if (tw==CON_DRAWLINE16 || tw==CON_DRAWLINE16B || tw==CON_DRAWCIRCLE16Z)
C_GetManyVars(5);
else if (tw==CON_DRAWLINE16Z)
C_GetManyVars(7);
else
C_GetManyVars(4);
break;
case CON_ROTATESPRITE16:
case CON_ROTATESPRITE:
if (cs.parsingEventOfs < 0 && cs.currentStateIdx < 0)
{
C_ReportError(ERROR_EVENTONLY);
g_numCompilerErrors++;
}
// syntax:
// int32_t x, int32_t y, int32_t z, short a, short tilenum, int8_t shade, char orientation, x1, y1, x2, y2
// myospal adds char pal
C_GetManyVars(12); // get the ID of the DEFs
break;
case CON_SETGAMEPALETTE:
C_GetNextVar();
return 0;
}
return 0;
}
/* Anything added with C_AddDefinition() cannot be overwritten in the CONs */
static void C_AddDefinition(const char *lLabel,int32_t lValue, uint8_t lType)
{
Bstrcpy(label+(g_numLabels*MAXLABELLEN), lLabel);
hash_add(&h_labels, label+(g_numLabels*MAXLABELLEN), g_numLabels, 0);
labeltype[g_numLabels] = lType;
labelval[g_numLabels++] = lValue;
g_numDefaultLabels++;
}
static void C_AddDefaultDefinitions(void)
{
// events must come first and in correct order
C_AddDefinition("EVENT_ENTER3DMODE", EVENT_ENTER3DMODE, LABEL_EVENT);
C_AddDefinition("EVENT_ANALYZESPRITES", EVENT_ANALYZESPRITES, LABEL_EVENT);
C_AddDefinition("EVENT_INSERTSPRITE2D", EVENT_INSERTSPRITE2D, LABEL_EVENT);
C_AddDefinition("EVENT_INSERTSPRITE3D", EVENT_INSERTSPRITE3D, LABEL_EVENT);
C_AddDefinition("EVENT_DRAW2DSCREEN", EVENT_DRAW2DSCREEN, LABEL_EVENT);
C_AddDefinition("EVENT_KEYS2D", EVENT_KEYS2D, LABEL_EVENT);
C_AddDefinition("EVENT_KEYS3D", EVENT_KEYS3D, LABEL_EVENT);
C_AddDefinition("EVENT_PREKEYS2D", EVENT_PREKEYS2D, LABEL_EVENT);
C_AddDefinition("EVENT_PREKEYS3D", EVENT_PREKEYS3D, LABEL_EVENT);
C_AddDefinition("EVENT_LINKTAGS", EVENT_LINKTAGS, LABEL_EVENT);
C_AddDefinition("EVENT_KEYPRESS", EVENT_KEYPRESS, LABEL_EVENT);
C_AddDefinition("CLIPMASK0", CLIPMASK0, LABEL_DEFINE);
C_AddDefinition("CLIPMASK1", CLIPMASK1, LABEL_DEFINE);
C_AddDefinition("MAXSPRITES", MAXSPRITES, LABEL_DEFINE);
C_AddDefinition("MAXSECTORS", MAXSECTORS, LABEL_DEFINE);
C_AddDefinition("MAXWALLS", MAXWALLS, LABEL_DEFINE);
C_AddDefinition("MAXTILES", MAXTILES, LABEL_DEFINE);
C_AddDefinition("MAXSTATUS", MAXSTATUS, LABEL_DEFINE);
C_AddDefinition("MAXSOUNDS", MAXSOUNDS, LABEL_DEFINE);
// keys
C_AddDefinition("KEY_SPACE", KEYSC_SPACE, LABEL_DEFINE);
C_AddDefinition("KEY_A", KEYSC_A, LABEL_DEFINE);
C_AddDefinition("KEY_B", KEYSC_B, LABEL_DEFINE);
C_AddDefinition("KEY_C", KEYSC_C, LABEL_DEFINE);
C_AddDefinition("KEY_D", KEYSC_D, LABEL_DEFINE);
C_AddDefinition("KEY_E", KEYSC_E, LABEL_DEFINE);
C_AddDefinition("KEY_F", KEYSC_F, LABEL_DEFINE);
C_AddDefinition("KEY_G", KEYSC_G, LABEL_DEFINE);
C_AddDefinition("KEY_H", KEYSC_H, LABEL_DEFINE);
C_AddDefinition("KEY_I", KEYSC_I, LABEL_DEFINE);
C_AddDefinition("KEY_J", KEYSC_J, LABEL_DEFINE);
C_AddDefinition("KEY_K", KEYSC_K, LABEL_DEFINE);
C_AddDefinition("KEY_L", KEYSC_L, LABEL_DEFINE);
C_AddDefinition("KEY_M", KEYSC_M, LABEL_DEFINE);
C_AddDefinition("KEY_N", KEYSC_N, LABEL_DEFINE);
C_AddDefinition("KEY_O", KEYSC_O, LABEL_DEFINE);
C_AddDefinition("KEY_P", KEYSC_P, LABEL_DEFINE);
C_AddDefinition("KEY_Q", KEYSC_Q, LABEL_DEFINE);
C_AddDefinition("KEY_R", KEYSC_R, LABEL_DEFINE);
C_AddDefinition("KEY_S", KEYSC_S, LABEL_DEFINE);
C_AddDefinition("KEY_T", KEYSC_T, LABEL_DEFINE);
C_AddDefinition("KEY_U", KEYSC_U, LABEL_DEFINE);
C_AddDefinition("KEY_V", KEYSC_V, LABEL_DEFINE);
C_AddDefinition("KEY_W", KEYSC_W, LABEL_DEFINE);
C_AddDefinition("KEY_X", KEYSC_X, LABEL_DEFINE);
C_AddDefinition("KEY_Y", KEYSC_Y, LABEL_DEFINE);
C_AddDefinition("KEY_Z", KEYSC_Z, LABEL_DEFINE);
C_AddDefinition("KEY_ENTER", KEYSC_ENTER, LABEL_DEFINE);
C_AddDefinition("KEY_BS", KEYSC_BS, LABEL_DEFINE);
C_AddDefinition("KEY_TAB", KEYSC_TAB, LABEL_DEFINE);
C_AddDefinition("KEY_0", KEYSC_0, LABEL_DEFINE);
C_AddDefinition("KEY_1", KEYSC_1, LABEL_DEFINE);
C_AddDefinition("KEY_2", KEYSC_2, LABEL_DEFINE);
C_AddDefinition("KEY_3", KEYSC_3, LABEL_DEFINE);
C_AddDefinition("KEY_4", KEYSC_4, LABEL_DEFINE);
C_AddDefinition("KEY_5", KEYSC_5, LABEL_DEFINE);
C_AddDefinition("KEY_6", KEYSC_6, LABEL_DEFINE);
C_AddDefinition("KEY_7", KEYSC_7, LABEL_DEFINE);
C_AddDefinition("KEY_8", KEYSC_8, LABEL_DEFINE);
C_AddDefinition("KEY_9", KEYSC_9, LABEL_DEFINE);
C_AddDefinition("KEY_DASH", KEYSC_DASH, LABEL_DEFINE);
C_AddDefinition("KEY_EQUAL", KEYSC_EQUAL, LABEL_DEFINE);
C_AddDefinition("KEY_LBRACK", KEYSC_LBRACK, LABEL_DEFINE);
C_AddDefinition("KEY_RBRACK", KEYSC_RBRACK, LABEL_DEFINE);
C_AddDefinition("KEY_SEMI", KEYSC_SEMI, LABEL_DEFINE);
C_AddDefinition("KEY_QUOTE", KEYSC_QUOTE, LABEL_DEFINE);
C_AddDefinition("KEY_BQUOTE", KEYSC_BQUOTE, LABEL_DEFINE);
C_AddDefinition("KEY_BSLASH", KEYSC_BSLASH, LABEL_DEFINE);
C_AddDefinition("KEY_COMMA", KEYSC_COMMA, LABEL_DEFINE);
C_AddDefinition("KEY_PERIOD", KEYSC_PERIOD, LABEL_DEFINE);
C_AddDefinition("KEY_SLASH", KEYSC_SLASH, LABEL_DEFINE);
C_AddDefinition("KEY_LALT", KEYSC_LALT, LABEL_DEFINE);
C_AddDefinition("KEY_LCTRL", KEYSC_LCTRL, LABEL_DEFINE);
C_AddDefinition("KEY_LSHIFT", KEYSC_LSHIFT, LABEL_DEFINE);
C_AddDefinition("KEY_RALT", KEYSC_RALT, LABEL_DEFINE);
C_AddDefinition("KEY_RCTRL", KEYSC_RCTRL, LABEL_DEFINE);
C_AddDefinition("KEY_RSHIFT", KEYSC_RSHIFT, LABEL_DEFINE);
// some aliases...
C_AddDefinition("KEY_KP7", KEYSC_gHOME, LABEL_DEFINE);
C_AddDefinition("KEY_KP8", KEYSC_gUP, LABEL_DEFINE);
C_AddDefinition("KEY_KP9", KEYSC_gPGUP, LABEL_DEFINE);
C_AddDefinition("KEY_KP4", KEYSC_gLEFT, LABEL_DEFINE);
C_AddDefinition("KEY_KP5", KEYSC_gKP5, LABEL_DEFINE);
C_AddDefinition("KEY_KP6", KEYSC_gRIGHT, LABEL_DEFINE);
C_AddDefinition("KEY_KP1", KEYSC_gEND, LABEL_DEFINE);
C_AddDefinition("KEY_KP2", KEYSC_gDOWN, LABEL_DEFINE);
C_AddDefinition("KEY_KP3", KEYSC_gPGDN, LABEL_DEFINE);
C_AddDefinition("KEY_KP0", KEYSC_gINS, LABEL_DEFINE);
C_AddDefinition("KEY_KPCOMMA", KEYSC_gDEL, LABEL_DEFINE);
C_AddDefinition("KEY_gDEL", KEYSC_gDEL, LABEL_DEFINE);
C_AddDefinition("KEY_gDOWN", KEYSC_gDOWN, LABEL_DEFINE);
C_AddDefinition("KEY_gEND", KEYSC_gEND, LABEL_DEFINE);
C_AddDefinition("KEY_gHOME", KEYSC_gHOME, LABEL_DEFINE);
C_AddDefinition("KEY_gINS", KEYSC_gINS, LABEL_DEFINE);
C_AddDefinition("KEY_gKP5", KEYSC_gKP5, LABEL_DEFINE);
C_AddDefinition("KEY_gLEFT", KEYSC_gLEFT, LABEL_DEFINE);
C_AddDefinition("KEY_gMINUS", KEYSC_gMINUS, LABEL_DEFINE);
C_AddDefinition("KEY_gPGDN", KEYSC_gPGDN, LABEL_DEFINE);
C_AddDefinition("KEY_gPGUP", KEYSC_gPGUP, LABEL_DEFINE);
C_AddDefinition("KEY_gPLUS", KEYSC_gPLUS, LABEL_DEFINE);
C_AddDefinition("KEY_gRIGHT", KEYSC_gRIGHT, LABEL_DEFINE);
C_AddDefinition("KEY_gSLASH", KEYSC_gSLASH, LABEL_DEFINE);
C_AddDefinition("KEY_gSTAR", KEYSC_gSTAR, LABEL_DEFINE);
C_AddDefinition("KEY_gUP", KEYSC_gUP, LABEL_DEFINE);
C_AddDefinition("KEY_SCROLL", KEYSC_SCROLL, LABEL_DEFINE);
C_AddDefinition("KEY_HOME", KEYSC_HOME, LABEL_DEFINE);
C_AddDefinition("KEY_UP", KEYSC_UP, LABEL_DEFINE);
C_AddDefinition("KEY_PGUP", KEYSC_PGUP, LABEL_DEFINE);
C_AddDefinition("KEY_LEFT", KEYSC_LEFT, LABEL_DEFINE);
C_AddDefinition("KEY_RIGHT", KEYSC_RIGHT, LABEL_DEFINE);
C_AddDefinition("KEY_END", KEYSC_END, LABEL_DEFINE);
C_AddDefinition("KEY_DOWN", KEYSC_DOWN, LABEL_DEFINE);
C_AddDefinition("KEY_PGDN", KEYSC_PGDN, LABEL_DEFINE);
C_AddDefinition("KEY_INSERT", KEYSC_INSERT, LABEL_DEFINE);
C_AddDefinition("KEY_DELETE", KEYSC_DELETE, LABEL_DEFINE);
C_AddDefinition("KEY_F1", KEYSC_F1, LABEL_DEFINE);
C_AddDefinition("KEY_F2", KEYSC_F2, LABEL_DEFINE);
C_AddDefinition("KEY_F3", KEYSC_F3, LABEL_DEFINE);
C_AddDefinition("KEY_F4", KEYSC_F4, LABEL_DEFINE);
C_AddDefinition("KEY_F5", KEYSC_F5, LABEL_DEFINE);
C_AddDefinition("KEY_F6", KEYSC_F6, LABEL_DEFINE);
C_AddDefinition("KEY_F7", KEYSC_F7, LABEL_DEFINE);
C_AddDefinition("KEY_F8", KEYSC_F8, LABEL_DEFINE);
C_AddDefinition("KEY_F9", KEYSC_F9, LABEL_DEFINE);
C_AddDefinition("KEY_F10", KEYSC_F10, LABEL_DEFINE);
C_AddDefinition("KEY_F11", KEYSC_F11, LABEL_DEFINE);
C_AddDefinition("KEY_F12", KEYSC_F12, LABEL_DEFINE);
// end keys
// C_AddDefinition("STR_MAPFILENAME",STR_MAPFILENAME, LABEL_DEFINE);
// C_AddDefinition("STR_VERSION",STR_VERSION, LABEL_DEFINE);
C_AddDefinition("NO",0, LABEL_DEFINE);
C_AddDefinition("COLOR_WHITE",31, LABEL_DEFINE);
}
void C_CompilationInfo(void)
{
int32_t j, k=0;
initprintf(" \n");
initprintf("Compiled code info: (size=%ld*%d bytes)\n",
(unsigned long)(g_scriptPtr-script), (int32_t)sizeof(instype));
initprintf(" %d/%d user labels, %d/65536 indirect constants,\n",
g_numLabels-g_numDefaultLabels, 65536-g_numDefaultLabels,
g_numSavedConstants);
initprintf(" %d/%d user variables, %d/%d user arrays\n",
g_gameVarCount-g_systemVarCount, MAXGAMEVARS-g_systemVarCount,
g_gameArrayCount-g_systemArrayCount, MAXGAMEARRAYS-g_systemArrayCount);
for (j=0; j<MAXEVENTS; j++)
if (aEventOffsets[j] >= 0)
k++;
initprintf(" %d states, %d/%d defined events\n", g_stateCount, k,MAXEVENTS);
for (k=0, j=MAXQUOTES-1; j>=0; j--)
if (ScriptQuotes[j])
k++;
if (k || g_numQuoteRedefinitions)
initprintf(" %d/%d quotes, %d/%d quote redefinitions\n", k,MAXQUOTES, g_numQuoteRedefinitions,MAXQUOTES);
}
void C_Compile(const char *filenameortext, int32_t isfilename)
{
char *mptr = NULL;
static char firstime=1;
int32_t i,j;
int32_t fs,fp;
int32_t startcompiletime;
instype *oscriptPtr;
int32_t ostateCount = g_stateCount;
interactive_compilation = !isfilename;
if (firstime)
{
label = Bmalloc(label_allocsize * MAXLABELLEN * sizeof(char));
labelval = Bmalloc(label_allocsize * sizeof(int32_t));
labeltype = Bmalloc(label_allocsize * sizeof(uint8_t));
constants = Bmalloc(constants_allocsize * sizeof(int32_t));
statesinfo = Bmalloc(statesinfo_allocsize * sizeof(statesinfo_t));
for (i=0; i<MAXEVENTS; i++)
{
aEventOffsets[i] = -1;
aEventEnabled[i] = 0;
aEventNumLocals[i] = 0;
}
C_InitHashes();
Gv_Init();
C_AddDefaultDefinitions();
script = Bcalloc(g_scriptSize, sizeof(instype));
// initprintf("script: %d\n",script);
if (!script || !label || !labelval || !labeltype || !constants)
{
initprintf("C_Compile(): ERROR: out of memory!\n");
g_numCompilerErrors++;
return;
}
if ((sizeof(keyw)/sizeof(keyw[0]))-1 != CON_END)
initprintf("INTERNAL WARNING: keyw[] and CON_END don't match!\n");
g_scriptPtr = script+1;
firstime = 0;
}
if (isfilename)
{
fs = Bstrlen(filenameortext);
mptr = Bmalloc(fs+1+4);
if (!mptr)
{
initprintf("C_Compile(): ERROR: out of memory!\n");
g_numCompilerErrors++;
return;
}
Bmemcpy(mptr, filenameortext, fs+1);
fp = kopen4load(mptr, 0 /*g_loadFromGroupOnly*/);
if (fp == -1) // JBF: was 0
{
Bstrcat(&mptr[fs], ".m32");
fp = kopen4load(mptr, 0 /*g_loadFromGroupOnly*/);
if (fp == -1)
{
initprintf("M32 file `%s' not found.\n", mptr);
Bfree(mptr);
//g_loadFromGroupOnly = 1;
return;
}
}
fs = kfilelength(fp);
initprintf(" \n");
initprintf("--- Compiling: %s (%d bytes)\n",mptr,fs);
Bstrcpy(g_szScriptFileName, mptr); // JBF 20031130: Store currently compiling file name
Bfree(mptr);
}
else
{
Bsprintf(g_szScriptFileName, "(console)");
// fs = Bstrlen(filenameortext);
// initprintf("Compiling: (from console) (%d bytes)\n",fs);
}
// flushlogwindow = 0;
startcompiletime = getticks();
if (isfilename)
{
mptr = (char *)Bmalloc(fs+1);
if (!mptr)
{
initprintf("Failed allocating %d byte CON text buffer.\n", fs+1);
return;
}
mptr[fs] = 0;
kread(fp, mptr, fs);
kclose(fp);
start_textptr = textptr = (char *)mptr;
}
else
start_textptr = textptr = filenameortext;
g_curkwptr = textptr;
//////
g_numCompilerWarnings = g_numCompilerErrors = 0;
g_lineNumber = 1;
g_totalLines = 0;
//////
oscriptPtr = g_scriptPtr;
g_didDefineSomething = 0;
Bmemcpy(&cs, &cs_default, sizeof(compilerstate_t));
while (C_ParseCommand() == 0);
// flushlogwindow = 1;
// if (g_numCompilerErrors >= ABORTERRCNT)
// initprintf("Too many errors: Aborted\n");
//*script = g_scriptPtr-script;
if (mptr)
Bfree(mptr);
if (g_stateCount > ostateCount)
{
for (i=0; i<g_gameVarCount; i++)
if (aGameVars[i].dwFlags & GAMEVAR_PERBLOCK)
{
if (aGameVars[i].val.plValues)
{
aGameVars[i].val.plValues = Brealloc(aGameVars[i].val.plValues, (1+MAXEVENTS+g_stateCount)*sizeof(int32_t));
for (j=ostateCount; j<g_stateCount; j++)
aGameVars[i].val.plValues[1+MAXEVENTS+j] = aGameVars[i].lDefault;
}
else
{
aGameVars[i].val.plValues = Bmalloc((1+MAXEVENTS+g_stateCount)*sizeof(int32_t));
for (j=0; j<(1+MAXEVENTS+g_stateCount); j++)
aGameVars[i].val.plValues[j] = aGameVars[i].lDefault;
}
}
}
if (g_numCompilerErrors)
{
if (!g_didDefineSomething)
g_scriptPtr = oscriptPtr;
}
else
{
g_totalLines += g_lineNumber;
// C_SetScriptSize(g_scriptPtr-script+8);
if (isfilename)
{
int32_t ct = getticks() - startcompiletime;
if (ct > 50)
initprintf("Script compiled in %dms\n", ct);
C_CompilationInfo();
}
/// for (i=MAXQUOTES-1; i>=0; i--)
/// if (ScriptQuotes[i] == NULL)
/// ScriptQuotes[i] = Bcalloc(MAXQUOTELEN,sizeof(uint8_t));
}
if (g_numCompilerErrors)
{
initprintf(" \n");
initprintf("--- Found %d errors", g_numCompilerErrors);
if (g_numCompilerWarnings)
initprintf(", %d warnings.\n", g_numCompilerWarnings);
else
initprintf(".\n");
}
else if (g_numCompilerWarnings)
{
initprintf(" \n");
initprintf("--- Found %d warnings.\n", g_numCompilerWarnings);
}
}
void C_ReportError(int32_t iError)
{
if (Bstrcmp(g_szCurrentBlockName, g_szLastBlockName))
{
if (cs.parsingEventOfs >= 0 || cs.currentStateIdx >= 0)
initprintf("%s: In %s `%s':\n", g_szScriptFileName,
cs.parsingEventOfs >= 0 ? "event":"state", g_szCurrentBlockName);
else
initprintf("%s: At top level:\n", g_szScriptFileName);
Bstrcpy(g_szLastBlockName, g_szCurrentBlockName);
}
switch (iError)
{
case ERROR_CLOSEBRACKET:
initprintf("%s:%d: error: found more `}' than `{' before `%s'.\n",
g_szScriptFileName, g_lineNumber, tempbuf);
break;
case ERROR_EVENTONLY:
initprintf("%s:%d: error: `%s' only valid during events.\n",
g_szScriptFileName, g_lineNumber, tempbuf);
break;
case ERROR_EXPECTEDKEYWORD:
initprintf("%s:%d: error: expected a keyword but found `%s'.\n",
g_szScriptFileName, g_lineNumber, tempbuf);
break;
case ERROR_FOUNDWITHIN:
initprintf("%s:%d: error: found `%s' within %s.\n",
g_szScriptFileName, g_lineNumber, tempbuf, (cs.parsingEventOfs >= 0)?"an event":"a state");
break;
case ERROR_ISAKEYWORD:
initprintf("%s:%d: error: symbol `%s' is a keyword.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_NOENDSWITCH:
initprintf("%s:%d: error: did not find `endswitch' before `%s'.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_NOTAGAMEDEF:
initprintf("%s:%d: error: symbol `%s' is not a game definition.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_NOTAGAMEVAR:
initprintf("%s:%d: error: symbol `%s' is not a game variable.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_NOTAGAMEARRAY:
initprintf("%s:%d: error: symbol `%s' is not a game array.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_GAMEARRAYBNC:
initprintf("%s:%d: error: square brackets for index of game array not closed, expected ] found %c\n",
g_szScriptFileName, g_lineNumber, *textptr);
break;
case ERROR_GAMEARRAYBNO:
initprintf("%s:%d: error: square brackets for index of game array not opened, expected [ found %c\n",
g_szScriptFileName, g_lineNumber, *textptr);
break;
case ERROR_INVALIDARRAYWRITE:
initprintf("%s:%d: error: arrays can only be written to using `setarray'\n",
g_szScriptFileName, g_lineNumber);
break;
case ERROR_EXPECTEDSIMPLEVAR:
initprintf("%s:%d: error: expected a simple gamevar or a constant\n",
g_szScriptFileName, g_lineNumber);
break;
case ERROR_OPENBRACKET:
initprintf("%s:%d: error: found more `{' than `}' before `%s'.\n",
g_szScriptFileName, g_lineNumber, tempbuf);
break;
case ERROR_PARAMUNDEFINED:
initprintf("%s:%d: error: parameter `%s' is undefined.\n",
g_szScriptFileName, g_lineNumber, tempbuf);
break;
case ERROR_SYMBOLNOTRECOGNIZED:
initprintf("%s:%d: error: symbol `%s' is not recognized.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_SYNTAXERROR:
initprintf("%s:%d: error: syntax error.\n",
g_szScriptFileName, g_lineNumber);
break;
case ERROR_VARREADONLY:
initprintf("%s:%d: error: variable `%s' is read-only.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_ARRAYREADONLY:
initprintf("%s:%d: error: array `%s' is read-only.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_VARTYPEMISMATCH:
initprintf("%s:%d: error: variable `%s' is of the wrong type.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case ERROR_LABELINUSE:
initprintf("%s:%d: error: label `%s' is already in use by a %s.\n",
g_szScriptFileName, g_lineNumber, tlabel, def_tw==CON_DEFSTATE?"define":"state");
break;
case WARNING_DUPLICATECASE:
initprintf("%s:%d: warning: duplicate case ignored.\n",
g_szScriptFileName, g_lineNumber);
break;
case WARNING_DUPLICATEDEFINITION:
initprintf("%s:%d: warning: duplicate game definition `%s' ignored.\n",
g_szScriptFileName, g_lineNumber, tlabel);
break;
case WARNING_LABELSONLY:
initprintf("%s:%d: warning: expected a label, found a constant.\n",
g_szScriptFileName, g_lineNumber);
break;
case WARNING_NAMEMATCHESVAR:
initprintf("%s:%d: warning: symbol `%s' already used for game variable.\n",
g_szScriptFileName, g_lineNumber, tlabel);
case WARNING_OUTSIDEDRAWSPRITE:
initprintf("%s:%d: warning: found `%s' outside of EVENT_ANALYZESPRITES\n",
g_szScriptFileName,g_lineNumber,tempbuf);
break;
}
if (iError!=-1)
C_PrintErrorPosition();
}
void C_PrintErrorPosition()
{
const char *b = g_curkwptr, *e=textptr;
int32_t i, nchars;
int32_t osdcols = OSD_GetCols();
if (!(b<e+1))
return;
while (*e && !(*e==0x0a || *e==0x0d))
e++;
while (b>start_textptr && *b!=0x0a)
b--;
if (*b==0x0a)
b++;
nchars = e-b;
if (nchars==0 || nchars > osdcols)
return;
{
char *buf = Bmalloc(nchars+1);
Bmemcpy(buf, b, nchars);
buf[nchars]=0;
for (i=0; i<nchars; i++)
if (buf[i]==0x0a || buf[i]==0x0d)
buf[i]=' ';
initprintf("%s\n", buf);
for (i=0; i<nchars; i++)
buf[i]=' ';
buf[g_curkwptr-b] = '|';
buf[textptr-b] = '*';
buf[textptr-1-b] = '>';
i = g_curkwptr-b+1;
while (i<textptr-1-b)
buf[i++] = '-';
buf[nchars]=0;
initprintf("%s\n", buf);
Bfree(buf);
}
}