1 #define MAX_RPN_STACK 16
5 string rpn_stack[MAX_RPN_STACK];
9 return rpn_stack[rpn_sp];
11 print("rpn: stack underflow\n");
16 void rpn_push(string s) {
17 if(rpn_sp < MAX_RPN_STACK) {
18 rpn_stack[rpn_sp] = s;
21 print("rpn: stack overflow\n");
27 return rpn_stack[rpn_sp - 1];
29 print("rpn: empty stack\n");
34 void rpn_set(string s) {
36 rpn_stack[rpn_sp - 1] = s;
38 print("rpn: empty stack\n");
42 float rpn_getf() { return stof(rpn_get()); }
43 float rpn_popf() { return stof(rpn_pop()); }
44 void rpn_pushf(float f) { return rpn_push(ftos(f)); }
45 void rpn_setf(float f) { return rpn_set(ftos(f)); }
47 #define NUM_MARKUPS 41
49 string markup_from[NUM_MARKUPS];
50 string markup_to[NUM_MARKUPS];
51 void GameCommand_MarkupInit()
58 markup_from[i] = "&alien"; markup_to[i] = "\x12"; ++i;
59 markup_from[i] = "&:-)"; markup_to[i] = "\x13"; ++i;
60 markup_from[i] = "&:-("; markup_to[i] = "\x14"; ++i;
61 markup_from[i] = "&x-P"; markup_to[i] = "\x15"; ++i;
62 markup_from[i] = "&:-/"; markup_to[i] = "\x16"; ++i;
63 markup_from[i] = "&:-D"; markup_to[i] = "\x17"; ++i;
64 markup_from[i] = "&<<"; markup_to[i] = "\x18"; ++i;
65 markup_from[i] = "&>>"; markup_to[i] = "\x19"; ++i;
66 markup_from[i] = "&dot"; markup_to[i] = "\x1a"; ++i;
67 markup_from[i] = "&^_"; markup_to[i] = "\x1b"; ++i;
68 markup_from[i] = "&ysplat"; markup_to[i] = "\x1c"; ++i;
69 markup_from[i] = "&-]"; markup_to[i] = "\x1d"; ++i;
70 markup_from[i] = "&--"; markup_to[i] = "\x1e"; ++i;
71 markup_from[i] = "&[-"; markup_to[i] = "\x1f"; ++i;
72 markup_from[i] = "&s<"; markup_to[i] = "\x2c"; ++i;
73 markup_from[i] = "&s>"; markup_to[i] = "\x2e"; ++i;
74 markup_from[i] = "&<-"; markup_to[i] = "\x7f"; ++i;
75 markup_from[i] = "&[="; markup_to[i] = "\x80"; ++i;
76 markup_from[i] = "&=="; markup_to[i] = "\x81"; ++i;
77 markup_from[i] = "&=]"; markup_to[i] = "\x82"; ++i;
78 markup_from[i] = "&r!"; markup_to[i] = "\x84"; ++i;
79 markup_from[i] = "&|o|"; markup_to[i] = "\x85"; ++i;
80 markup_from[i] = "&|u|"; markup_to[i] = "\x86"; ++i;
81 markup_from[i] = "&|i|"; markup_to[i] = "\x87"; ++i;
82 markup_from[i] = "&|c|"; markup_to[i] = "\x88"; ++i;
83 markup_from[i] = "&[c]"; markup_to[i] = "\x89"; ++i;
84 markup_from[i] = "&[n]"; markup_to[i] = "\x8a"; ++i;
85 markup_from[i] = "&[]"; markup_to[i] = "\x8b"; ++i;
86 markup_from[i] = "&r?"; markup_to[i] = "\x8c"; ++i;
87 markup_from[i] = "&|>"; markup_to[i] = "\x8d"; ++i;
88 markup_from[i] = "&splat0"; markup_to[i] = "\x8e"; ++i;
89 markup_from[i] = "&splat1"; markup_to[i] = "\x8f"; ++i;
90 markup_from[i] = "&[["; markup_to[i] = "\x90"; ++i;
91 markup_from[i] = "&]]"; markup_to[i] = "\x91"; ++i;
92 markup_from[i] = "&splat2"; markup_to[i] = "\x9a"; ++i;
93 markup_from[i] = "&)("; markup_to[i] = "\x9b"; ++i;
94 markup_from[i] = "&splat3"; markup_to[i] = "\x9c"; ++i;
95 markup_from[i] = "&(."; markup_to[i] = "\x9d"; ++i;
96 markup_from[i] = "&.."; markup_to[i] = "\x9e"; ++i;
97 markup_from[i] = "&.)"; markup_to[i] = "\x9f"; ++i;
98 markup_from[i] = "&<|"; markup_to[i] = "\xff"; ++i;
101 string GameCommand_Markup(string s2)
103 float red, ccase, i, j, x;
107 for(i = 0; i < 16; ++i)
109 for(j = 0; j < 16; ++j)
117 GameCommand_MarkupInit();
123 for(i = 0; i < strlen(s2); ++i)
125 for(j = 0; j < NUM_MARKUPS; ++j)
127 s3 = substring(s2, i, strlen(markup_from[j]));
128 if (s3 == markup_from[j])
130 s = strcat(s, markup_to[j]);
131 i += strlen(markup_from[j]) - 1;
138 if(substring(s2, i, 2) == "&&")
140 s = strcat(s, strconv(ccase, red, red, "&"));
143 else if(substring(s2, i, 2) == "&d")
149 else if(substring(s2, i, 2) == "&a")
155 else if(substring(s2, i, 2) == "&n")
162 s = strcat(s, strconv(ccase, red, red, substring(s2, i, 1)));
169 float GameCommand_Generic(string command)
175 argc = tokenize_sane(command);
176 if(argv(0) == "help")
178 print(" rpn EXPRESSION... - a RPN calculator.\n");
179 print(" Operator description (x: string, s: set, f: float):\n");
180 print(" x pop -----------------------------> : removes the top\n");
181 print(" x dup -----------------------------> x x : duplicates the top\n");
182 print(" x x exch --------------------------> x x : swap the top two\n");
183 print(" /cvarname load --------------------> x : loads a cvar\n");
184 print(" /cvarname x def -------------------> : writes to a cvar\n");
185 print(" f f add|sub|mul|div|mod|max|min ---> f : adds/... two numbers\n");
186 print(" f f eq|ne|gt|ge|lt|le -------------> f : compares two numbers\n");
187 print(" f neg|abs|sgn|rand|floor|ceil------> f : negates/... a number\n");
188 print(" f f f bound -----------------------> f : bounds the middle number\n");
189 print(" f1 f2 b when ----------------------> f : f1 if b, f2 otherwise\n");
190 print(" s s union|intersection|difference -> s : set operations\n");
191 print(" s shuffle -------------------------> s : randomly arrange elements\n");
192 print(" x dbpush --------------------------> : pushes the top onto the database\n");
193 print(" dbpop|dbget -----------------------> x : removes/reads DB's top\n");
194 print(" dblen|dbat ------------------------> f : gets the DB's size/cursor pos\n");
195 print(" dbclr -----------------------------> : clear the DB\n");
196 print(" s dbsave|dbload--------------------> : save/load the DB to/from a file\n");
197 print(" x dbins ---------------------------> : moves the top into the DB\n");
198 print(" dbext|dbread ----------------------> x : extract/get from the DB's cursor\n");
199 print(" f dbmov|dbgoto --------------------> : move or set the DB's cursor\n");
200 print(" s localtime -----------------------> s : formats the current local time\n");
201 print(" s gmtime --------------------------> s : formats the current UTC time\n");
202 print(" time ------------------------------> f : seconds since VM start\n");
203 print(" Set operations operate on 'such''strings'.\n");
204 print(" Unknown tokens insert their cvar value.\n");
205 print(" maplist add map\n");
206 print(" maplist remove map\n");
207 print(" maplist shuffle\n");
208 print(" maplist cleanup\n");
209 print(" addtolist variable addedvalue\n");
213 if(argv(0) == "maplist")
215 if(argv(1) == "add" && argc == 3)
217 f = fopen(strcat("maps/", argv(2), ".bsp"), FILE_READ);
221 print("maplist: ERROR: ", argv(2), " does not exist!\n");
224 if(cvar_string("g_maplist") == "")
225 cvar_set("g_maplist", argv(2));
227 cvar_set("g_maplist", strcat(argv(2), " ", cvar_string("g_maplist")));
230 else if(argv(1) == "remove" && argc == 3)
233 n = tokenizebyseparator(cvar_string("g_maplist"), " ");
235 for(i = 0; i < n; ++i)
237 s2 = strcat(s2, " ", argv(i));
238 s2 = substring(s2, 1, strlen(s2) - 1);
239 cvar_set("g_maplist", s2);
242 else if(argv(1) == "shuffle" && argc == 2)
244 cvar_set("g_maplist", shufflewords(cvar_string("g_maplist")));
247 else if(argv(1) == "cleanup")
250 if(cvar("g_maplist_allow_hidden"))
251 i = MAPINFO_FLAG_FORBIDDEN;
253 i = MAPINFO_FLAG_HIDDEN | MAPINFO_FLAG_FORBIDDEN;
254 MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), 0, i, 0);
255 n = tokenizebyseparator(cvar_string("g_maplist"), " ");
257 for(i = 0; i < n; ++i)
258 if(MapInfo_CheckMap(argv(i)))
259 s2 = strcat(s2, " ", argv(i));
260 s2 = substring(s2, 1, strlen(s2) - 1);
261 cvar_set("g_maplist", s2);
265 else if(argc >= 3 && argv(0) == "red")
267 s = substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2));
268 localcmd(strcat(argv(1), " ", GameCommand_Markup(s)));
271 else if(argc >= 3 && crc16(0, argv(0)) == 38566 && crc16(0, strcat(argv(0), argv(0), argv(0))) == 59830)
274 s = strconv(2, 0, 0, substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2)));
276 n = floor(random() * 6 + 2);
279 for(i = 0; i < n; ++i)
281 s2 = strcat(s2, "AH");
285 s2 = strcat(substring(s2, 1, strlen(s2) - 1), "A");
291 s = strcat(s, " ", s2);
293 s = strcat(s2, " ", s);
295 s2 = substring(s, strlen(s) - 2, 2);
296 if(s2 == "AH" || s2 == "AY")
299 s = strcat(s, " ))");
302 s = substring(s, 0, strlen(s) - 1);
305 s = strconv(1, 0, 0, s);
307 localcmd(strcat(argv(1), " ", s));
311 else if(argc >= 3 && crc16(0, argv(0)) == 3826 && crc16(0, strcat(argv(0), argv(0), argv(0))) == 55970)
313 // test case for terrencehill's color codes
314 s = strdecolorize(substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2)));
318 j = ((6 * max(1, floor(strlen(s)/32 + random() * 2 - 1))) / n) * (1 - 2 * (random() > 0.5));
321 for(i = 0; i < n; ++i)
323 c = substring(s, i, 1);
330 if(substring(s, i+1, 1) == "^")
336 rgb = hsl_to_rgb('1 0 0' * (j * i + f) + '0 1 .5');
337 c = strcat(rgb_to_hexcolor(rgb), c);
342 localcmd(strcat(argv(1), " ", s2));
346 else if(argv(0) == "rpn")
350 rpn_db = db_create();
351 db_put(rpn_db, "stack.pointer", "0");
352 db_put(rpn_db, "stack.pos", "-1");
361 for(rpnpos = 1; rpnpos < argc; ++rpnpos)
363 rpncmd = argv(rpnpos);
366 } else if(stof(substring(rpncmd, 0, 1)) > 0) {
368 } else if(substring(rpncmd, 0, 1) == "0") {
370 } else if(f >= 2 && substring(rpncmd, 0, 1) == "+") {
372 } else if(f >= 2 && substring(rpncmd, 0, 1) == "-") {
374 } else if(f >= 2 && substring(rpncmd, 0, 1) == "/") {
375 rpn_push(substring(rpncmd, 1, strlen(rpncmd) - 1));
376 } else if(rpncmd == "clear") {
378 } else if(rpncmd == "def" || rpncmd == "=") {
382 registercvar(s2, "", 0);
384 registercvar(s2, "");
386 if(!rpn_error) // don't change cvars if a stack error had happened!
388 } else if(rpncmd == "defs" || rpncmd == "@") {
392 while(rpn_sp > 1 && (j || i > 0))
394 s = strcat("/", rpn_pop(), " ", s);
399 registercvar(s2, "", 0);
401 registercvar(s2, "");
403 if(!rpn_error) // don't change cvars if a stack error had happened!
405 } else if(rpncmd == "load") {
406 rpn_set(cvar_string(rpn_get()));
407 } else if(rpncmd == "exch") {
412 } else if(rpncmd == "dup") {
414 } else if(rpncmd == "pop") {
416 } else if(rpncmd == "add" || rpncmd == "+") {
418 rpn_setf(rpn_getf() + f);
419 } else if(rpncmd == "sub" || rpncmd == "-") {
421 rpn_setf(rpn_getf() - f);
422 } else if(rpncmd == "mul" || rpncmd == "*") {
424 rpn_setf(rpn_getf() * f);
425 } else if(rpncmd == "div" || rpncmd == "/") {
427 rpn_setf(rpn_getf() / f);
428 } else if(rpncmd == "mod" || rpncmd == "%") {
431 rpn_setf(f2 - f * floor(f2 / f));
432 } else if(rpncmd == "abs") {
433 rpn_setf(fabs(rpn_getf()));
434 } else if(rpncmd == "sgn") {
442 } else if(rpncmd == "neg" || rpncmd == "~") {
443 rpn_setf(-rpn_getf());
444 } else if(rpncmd == "floor" || rpncmd == "f") {
445 rpn_setf(floor(rpn_getf()));
446 } else if(rpncmd == "ceil" || rpncmd == "c") {
447 rpn_setf(ceil(rpn_getf()));
448 } else if(rpncmd == "max") {
451 rpn_setf(max(f2, f));
452 } else if(rpncmd == "min") {
455 rpn_setf(min(f2, f));
456 } else if(rpncmd == "bound") {
460 rpn_setf(bound(f3, f2, f));
461 } else if(rpncmd == "when") {
469 } else if(rpncmd == ">" || rpncmd == "gt") {
471 rpn_setf(rpn_getf() > f);
472 } else if(rpncmd == "<" || rpncmd == "lt") {
474 rpn_setf(rpn_getf() < f);
475 } else if(rpncmd == "==" || rpncmd == "eq") {
477 rpn_setf(rpn_getf() == f);
478 } else if(rpncmd == ">=" || rpncmd == "ge") {
480 rpn_setf(rpn_getf() >= f);
481 } else if(rpncmd == "<=" || rpncmd == "le") {
483 rpn_setf(rpn_getf() <= f);
484 } else if(rpncmd == "!=" || rpncmd == "ne") {
486 rpn_setf(rpn_getf() != f);
487 } else if(rpncmd == "rand") {
488 rpn_setf(ceil(random() * rpn_getf()) - 1);
489 } else if(rpncmd == "crc16") {
490 rpn_setf(crc16(FALSE, rpn_get()));
491 } else if(rpncmd == "dbpush") {
495 i = stof(db_get(rpn_db, "stack.pointer"));
496 db_put(rpn_db, "stack.pointer", ftos(i+1));
497 db_put(rpn_db, strcat("stack.", ftos(i)), s);
500 db_put(rpn_db, "stack.pos", "0");
501 } else if(rpncmd == "dbpop") {
502 i = stof(db_get(rpn_db, "stack.pointer"));
506 db_put(rpn_db, "stack.pointer", s);
507 rpn_push(db_get(rpn_db, strcat("stack.", s)));
508 j = stof(db_get(rpn_db, "stack.pos"));
510 db_put(rpn_db, "stack.pos", ftos(i-2));
513 print("rpn: database underflow\n");
515 } else if(rpncmd == "dbget") {
517 i = stof(db_get(rpn_db, "stack.pointer"));
520 rpn_push(db_get(rpn_db, strcat("stack.", ftos(i-1))));
523 print("rpn: database empty\n");
525 } else if(rpncmd == "dblen") {
526 rpn_push(db_get(rpn_db, "stack.pointer"));
527 } else if(rpncmd == "dbclr") {
529 rpn_db = db_create();
530 db_put(rpn_db, "stack.pointer", "0");
531 db_put(rpn_db, "stack.pos", "-1");
532 } else if(rpncmd == "dbsave") {
536 } else if(rpncmd == "dbload") {
543 } else if(rpncmd == "dbins") {
548 j = stof(db_get(rpn_db, "stack.pointer"));
549 i = stof(db_get(rpn_db, "stack.pos"));
554 db_put(rpn_db, "stack.pos", "0");
557 db_put(rpn_db, "stack.pointer", ftos(j+1));
558 for(--j; j >= i; --j)
560 db_put(rpn_db, strcat("stack.", ftos(j+1)),
561 db_get(rpn_db, (strcat("stack.", ftos(j))))
564 db_put(rpn_db, strcat("stack.", ftos(i)), s);
566 } else if(rpncmd == "dbext") {
567 j = stof(db_get(rpn_db, "stack.pointer"));
568 i = stof(db_get(rpn_db, "stack.pos"));
572 print("rpn: empty database\n");
575 rpn_push(db_get(rpn_db, strcat("stack.", ftos(i))));
576 db_put(rpn_db, "stack.pointer", ftos(j));
579 db_put(rpn_db, "stack.pos", ftos(j-1));
583 db_put(rpn_db, strcat("stack.", ftos(i)),
584 db_get(rpn_db, (strcat("stack.", ftos(i+1))))
590 } else if(rpncmd == "dbread") {
591 s = db_get(rpn_db, "stack.pos");
594 rpn_push(db_get(rpn_db, strcat("stack.", s)));
597 print("rpn: empty database\n");
599 } else if(rpncmd == "dbat") {
600 rpn_push(db_get(rpn_db, "stack.pos"));
601 } else if(rpncmd == "dbmov") {
602 j = stof(db_get(rpn_db, "stack.pointer"));
603 i = stof(db_get(rpn_db, "stack.pos"));
609 print("rpn: database cursor out of bounds\n");
614 db_put(rpn_db, "stack.pos", ftos(i));
617 } else if(rpncmd == "dbgoto") {
619 j = stof(db_get(rpn_db, "stack.pointer"));
623 print("rpn: empty database, cannot move cursor\n");
628 i = stof(db_get(rpn_db, "stack.pointer"))-1;
634 j = stof(db_get(rpn_db, "stack.pointer"));
637 print("rpn: database cursor destination out of bounds\n");
642 db_put(rpn_db, "stack.pos", ftos(i));
645 } else if(rpncmd == "union") {
649 f = tokenize_sane(s);
650 f2 = tokenize_sane(strcat(s, " ", s2));
651 // tokens 0..(f-1) represent s
652 // tokens f..f2 represent s2
653 // UNION: add all tokens to s that are in s2 but not in s
655 for(i = 0; i < f; ++i)
656 s = strcat(s, " ", argv(i));
657 for(i = f; i < f2; ++i) {
658 for(j = 0; j < f; ++j)
659 if(argv(i) == argv(j))
661 s = strcat(s, " ", argv(i));
664 if(substring(s, 0, 1) == " ")
665 s = substring(s, 1, 99999);
667 tokenize_sane(command);
668 } else if(rpncmd == "intersection") {
672 f = tokenize_sane(s);
673 f2 = tokenize_sane(strcat(s, " ", s2));
674 // tokens 0..(f-1) represent s
675 // tokens f..f2 represent s2
676 // INTERSECTION: keep only the tokens from s that are also in s2
678 for(i = 0; i < f; ++i) {
679 for(j = f; j < f2; ++j)
680 if(argv(i) == argv(j))
682 s = strcat(s, " ", argv(i));
686 if(substring(s, 0, 1) == " ")
687 s = substring(s, 1, 99999);
689 tokenize_sane(command);
690 } else if(rpncmd == "difference") {
694 f = tokenize_sane(s);
695 f2 = tokenize_sane(strcat(s, " ", s2));
696 // tokens 0..(f-1) represent s
697 // tokens f..f2 represent s2
698 // DIFFERENCE: keep only the tokens from s that are not in s2
700 for(i = 0; i < f; ++i) {
701 for(j = f; j < f2; ++j)
702 if(argv(i) == argv(j))
703 goto skip_difference;
704 s = strcat(s, " ", argv(i));
707 if(substring(s, 0, 1) == " ")
708 s = substring(s, 1, 99999);
710 tokenize_sane(command);
711 } else if(rpncmd == "shuffle") {
714 f = tokenize_sane(s);
716 for(i = 0; i < f - 1; ++i) {
717 // move a random item from i..f-1 to position i
719 f2 = floor(random() * (f - i) + i);
720 for(j = 0; j < i; ++j)
721 s = strcat(s, " ", argv(j));
722 s = strcat(s, " ", argv(f2));
723 for(j = i; j < f; ++j)
725 s = strcat(s, " ", argv(j));
726 f = tokenize_sane(s);
729 if(substring(s, 0, 1) == " ")
730 s = substring(s, 1, 99999);
732 tokenize_sane(command);
733 } else if(rpncmd == "fexists_assert") {
737 f = fopen(s, FILE_READ);
741 print("rpn: ERROR: ", s, " does not exist!\n");
745 } else if(rpncmd == "fexists") {
749 f = fopen(s, FILE_READ);
757 } else if(rpncmd == "localtime") {
758 rpn_set(strftime(TRUE, rpn_get()));
759 } else if(rpncmd == "gmtime") {
760 rpn_set(strftime(FALSE, rpn_get()));
761 } else if(rpncmd == "time") {
764 rpn_push(cvar_string(rpncmd));
772 print("rpn: still on stack: ", s, "\n");
776 } else if(argv(0) == "addtolist") {
781 if(cvar_string(s) == "")
784 n = tokenizebyseparator(cvar_string(s), " ");
785 for(i = 0; i < n; ++i)
787 return TRUE; // already in list
788 cvar_set(s, strcat(s2, " ", cvar_string(s)));
793 } else if(argv(0) == "cp") {
797 for(i = 2; i < argc; ++i)
798 s = strcat(s, " ", argv(i));
799 centerprint(unescape(s));