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;
106 GameCommand_MarkupInit();
112 for(i = 0; i < strlen(s2); ++i)
114 for(j = 0; j < NUM_MARKUPS; ++j)
116 s3 = substring(s2, i, strlen(markup_from[j]));
117 if (s3 == markup_from[j])
119 s = strcat(s, markup_to[j]);
120 i += strlen(markup_from[j]) - 1;
127 if(substring(s2, i, 2) == "&&")
129 s = strcat(s, strconv(ccase, red, red, "&"));
132 else if(substring(s2, i, 2) == "&d")
138 else if(substring(s2, i, 2) == "&a")
144 else if(substring(s2, i, 2) == "&n")
151 s = strcat(s, strconv(ccase, red, red, substring(s2, i, 1)));
158 float GameCommand_Generic(string command)
164 argc = tokenize_console(command);
165 if(argv(0) == "help")
167 print(" rpn EXPRESSION... - a RPN calculator.\n");
168 print(" Operator description (x: string, s: set, f: float):\n");
169 print(" x pop -----------------------------> : removes the top\n");
170 print(" x dup -----------------------------> x x : duplicates the top\n");
171 print(" x x exch --------------------------> x x : swap the top two\n");
172 print(" /cvarname load --------------------> x : loads a cvar\n");
173 print(" /cvarname x def -------------------> : writes to a cvar\n");
174 print(" f f add|sub|mul|div|mod|max|min ---> f : adds/... two numbers\n");
175 print(" f f eq|ne|gt|ge|lt|le -------------> f : compares two numbers\n");
176 print(" f neg|abs|sgn|rand|floor|ceil------> f : negates/... a number\n");
177 print(" f f f bound -----------------------> f : bounds the middle number\n");
178 print(" f1 f2 b when ----------------------> f : f1 if b, f2 otherwise\n");
179 print(" s s union|intersection|difference -> s : set operations\n");
180 print(" s shuffle -------------------------> s : randomly arrange elements\n");
181 print(" x dbpush --------------------------> : pushes the top onto the database\n");
182 print(" dbpop|dbget -----------------------> x : removes/reads DB's top\n");
183 print(" dblen|dbat ------------------------> f : gets the DB's size/cursor pos\n");
184 print(" dbclr -----------------------------> : clear the DB\n");
185 print(" s dbsave|dbload--------------------> : save/load the DB to/from a file\n");
186 print(" x dbins ---------------------------> : moves the top into the DB\n");
187 print(" dbext|dbread ----------------------> x : extract/get from the DB's cursor\n");
188 print(" f dbmov|dbgoto --------------------> : move or set the DB's cursor\n");
189 print(" s localtime -----------------------> s : formats the current local time\n");
190 print(" s gmtime --------------------------> s : formats the current UTC time\n");
191 print(" time ------------------------------> f : seconds since VM start\n");
192 print(" Set operations operate on 'such''strings'.\n");
193 print(" Unknown tokens insert their cvar value.\n");
194 print(" maplist add map\n");
195 print(" maplist remove map\n");
196 print(" maplist shuffle\n");
197 print(" maplist cleanup\n");
198 print(" maplist maplist\n");
199 print(" maplist lsmaps\n");
200 print(" addtolist variable addedvalue\n");
205 if(argv(0) == "maplist")
207 if(argv(1) == "add" && argc == 3)
209 f = fopen(strcat("maps/", argv(2), ".bsp"), FILE_READ);
213 print("maplist: ERROR: ", argv(2), " does not exist!\n");
216 if(cvar_string("g_maplist") == "")
217 cvar_set("g_maplist", argv(2));
219 cvar_set("g_maplist", strcat(argv(2), " ", cvar_string("g_maplist")));
222 else if(argv(1) == "remove" && argc == 3)
225 n = tokenizebyseparator(cvar_string("g_maplist"), " ");
227 for(i = 0; i < n; ++i)
229 s2 = strcat(s2, " ", argv(i));
230 s2 = substring(s2, 1, strlen(s2) - 1);
231 cvar_set("g_maplist", s2);
234 else if(argv(1) == "shuffle" && argc == 2)
236 cvar_set("g_maplist", shufflewords(cvar_string("g_maplist")));
239 else if(argv(1) == "cleanup")
242 MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), MapInfo_RequiredFlags(), MapInfo_ForbiddenFlags(), 0);
243 n = tokenizebyseparator(cvar_string("g_maplist"), " ");
245 for(i = 0; i < n; ++i)
246 if(MapInfo_CheckMap(argv(i)))
247 s2 = strcat(s2, " ", argv(i));
248 s2 = substring(s2, 1, strlen(s2) - 1);
249 cvar_set("g_maplist", s2);
252 else if(argv(1) == "maplist") {
253 print(maplist_reply);
256 else if(argv(1) == "lsmaps") {
261 else if(argc >= 3 && argv(0) == "red")
263 s = substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2));
264 localcmd(strcat(argv(1), " ", GameCommand_Markup(s)));
267 else if(argc >= 3 && crc16(0, argv(0)) == 38566 && crc16(0, strcat(argv(0), argv(0), argv(0))) == 59830)
270 s = strconv(2, 0, 0, substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2)));
272 n = floor(random() * 6 + 2);
275 for(i = 0; i < n; ++i)
277 s2 = strcat(s2, "AH");
281 s2 = strcat(substring(s2, 1, strlen(s2) - 1), "A");
287 s = strcat(s, " ", s2);
289 s = strcat(s2, " ", s);
291 s2 = substring(s, strlen(s) - 2, 2);
292 if(s2 == "AH" || s2 == "AY")
295 s = strcat(s, " ))");
298 s = substring(s, 0, strlen(s) - 1);
301 s = strconv(1, 0, 0, s);
303 localcmd(strcat(argv(1), " ", s));
307 else if(argc >= 3 && crc16(0, argv(0)) == 3826 && crc16(0, strcat(argv(0), argv(0), argv(0))) == 55970)
309 // test case for terrencehill's color codes
310 s = strdecolorize(substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2)));
314 j = ((6 * max(1, floor(strlen(s)/32 + random() * 2 - 1))) / n) * (1 - 2 * (random() > 0.5));
317 for(i = 0; i < n; ++i)
319 c = substring(s, i, 1);
326 if(substring(s, i+1, 1) == "^")
332 rgb = hsl_to_rgb('1 0 0' * (j * i + f) + '0 1 .5');
333 c = strcat(rgb_to_hexcolor(rgb), c);
338 localcmd(strcat(argv(1), " ", s2));
342 else if(argv(0) == "rpn")
346 rpn_db = db_create();
347 db_put(rpn_db, "stack.pointer", "0");
348 db_put(rpn_db, "stack.pos", "-1");
357 for(rpnpos = 1; rpnpos < argc; ++rpnpos)
359 rpncmd = argv(rpnpos);
362 } else if(stof(substring(rpncmd, 0, 1)) > 0) {
364 } else if(substring(rpncmd, 0, 1) == "0") {
366 } else if(f >= 2 && substring(rpncmd, 0, 1) == "+") {
368 } else if(f >= 2 && substring(rpncmd, 0, 1) == "-") {
370 } else if(f >= 2 && substring(rpncmd, 0, 1) == "/") {
371 rpn_push(substring(rpncmd, 1, strlen(rpncmd) - 1));
372 } else if(rpncmd == "clear") {
374 } else if(rpncmd == "def" || rpncmd == "=") {
378 registercvar(s2, "", 0);
380 registercvar(s2, "");
382 if(!rpn_error) // don't change cvars if a stack error had happened!
384 } else if(rpncmd == "defs" || rpncmd == "@") {
388 while(rpn_sp > 1 && (j || i > 0))
390 s = strcat("/", rpn_pop(), " ", s);
395 registercvar(s2, "", 0);
397 registercvar(s2, "");
399 if(!rpn_error) // don't change cvars if a stack error had happened!
401 } else if(rpncmd == "load") {
402 rpn_set(cvar_string(rpn_get()));
403 } else if(rpncmd == "exch") {
408 } else if(rpncmd == "dup") {
410 } else if(rpncmd == "pop") {
412 } else if(rpncmd == "add" || rpncmd == "+") {
414 rpn_setf(rpn_getf() + f);
415 } else if(rpncmd == "sub" || rpncmd == "-") {
417 rpn_setf(rpn_getf() - f);
418 } else if(rpncmd == "mul" || rpncmd == "*") {
420 rpn_setf(rpn_getf() * f);
421 } else if(rpncmd == "div" || rpncmd == "/") {
423 rpn_setf(rpn_getf() / f);
424 } else if(rpncmd == "mod" || rpncmd == "%") {
427 rpn_setf(f2 - f * floor(f2 / f));
428 } else if(rpncmd == "abs") {
429 rpn_setf(fabs(rpn_getf()));
430 } else if(rpncmd == "sgn") {
438 } else if(rpncmd == "neg" || rpncmd == "~") {
439 rpn_setf(-rpn_getf());
440 } else if(rpncmd == "floor" || rpncmd == "f") {
441 rpn_setf(floor(rpn_getf()));
442 } else if(rpncmd == "ceil" || rpncmd == "c") {
443 rpn_setf(ceil(rpn_getf()));
444 } else if(rpncmd == "max") {
447 rpn_setf(max(f2, f));
448 } else if(rpncmd == "min") {
451 rpn_setf(min(f2, f));
452 } else if(rpncmd == "bound") {
456 rpn_setf(bound(f3, f2, f));
457 } else if(rpncmd == "when") {
465 } else if(rpncmd == ">" || rpncmd == "gt") {
467 rpn_setf(rpn_getf() > f);
468 } else if(rpncmd == "<" || rpncmd == "lt") {
470 rpn_setf(rpn_getf() < f);
471 } else if(rpncmd == "==" || rpncmd == "eq") {
473 rpn_setf(rpn_getf() == f);
474 } else if(rpncmd == ">=" || rpncmd == "ge") {
476 rpn_setf(rpn_getf() >= f);
477 } else if(rpncmd == "<=" || rpncmd == "le") {
479 rpn_setf(rpn_getf() <= f);
480 } else if(rpncmd == "!=" || rpncmd == "ne") {
482 rpn_setf(rpn_getf() != f);
483 } else if(rpncmd == "rand") {
484 rpn_setf(ceil(random() * rpn_getf()) - 1);
485 } else if(rpncmd == "crc16") {
486 rpn_setf(crc16(FALSE, rpn_get()));
487 } else if(rpncmd == "dbpush") {
491 i = stof(db_get(rpn_db, "stack.pointer"));
492 db_put(rpn_db, "stack.pointer", ftos(i+1));
493 db_put(rpn_db, strcat("stack.", ftos(i)), s);
496 db_put(rpn_db, "stack.pos", "0");
497 } else if(rpncmd == "dbpop") {
498 i = stof(db_get(rpn_db, "stack.pointer"));
502 db_put(rpn_db, "stack.pointer", s);
503 rpn_push(db_get(rpn_db, strcat("stack.", s)));
504 j = stof(db_get(rpn_db, "stack.pos"));
506 db_put(rpn_db, "stack.pos", ftos(i-2));
509 print("rpn: database underflow\n");
511 } else if(rpncmd == "dbget") {
513 i = stof(db_get(rpn_db, "stack.pointer"));
516 rpn_push(db_get(rpn_db, strcat("stack.", ftos(i-1))));
519 print("rpn: database empty\n");
521 } else if(rpncmd == "dblen") {
522 rpn_push(db_get(rpn_db, "stack.pointer"));
523 } else if(rpncmd == "dbclr") {
525 rpn_db = db_create();
526 db_put(rpn_db, "stack.pointer", "0");
527 db_put(rpn_db, "stack.pos", "-1");
528 } else if(rpncmd == "dbsave") {
532 } else if(rpncmd == "dbload") {
539 } else if(rpncmd == "dbins") {
544 j = stof(db_get(rpn_db, "stack.pointer"));
545 i = stof(db_get(rpn_db, "stack.pos"));
550 db_put(rpn_db, "stack.pos", "0");
553 db_put(rpn_db, "stack.pointer", ftos(j+1));
554 for(--j; j >= i; --j)
556 db_put(rpn_db, strcat("stack.", ftos(j+1)),
557 db_get(rpn_db, (strcat("stack.", ftos(j))))
560 db_put(rpn_db, strcat("stack.", ftos(i)), s);
562 } else if(rpncmd == "dbext") {
563 j = stof(db_get(rpn_db, "stack.pointer"));
564 i = stof(db_get(rpn_db, "stack.pos"));
568 print("rpn: empty database\n");
571 rpn_push(db_get(rpn_db, strcat("stack.", ftos(i))));
572 db_put(rpn_db, "stack.pointer", ftos(j));
575 db_put(rpn_db, "stack.pos", ftos(j-1));
579 db_put(rpn_db, strcat("stack.", ftos(i)),
580 db_get(rpn_db, (strcat("stack.", ftos(i+1))))
586 } else if(rpncmd == "dbread") {
587 s = db_get(rpn_db, "stack.pos");
590 rpn_push(db_get(rpn_db, strcat("stack.", s)));
593 print("rpn: empty database\n");
595 } else if(rpncmd == "dbat") {
596 rpn_push(db_get(rpn_db, "stack.pos"));
597 } else if(rpncmd == "dbmov") {
598 j = stof(db_get(rpn_db, "stack.pointer"));
599 i = stof(db_get(rpn_db, "stack.pos"));
605 print("rpn: database cursor out of bounds\n");
610 db_put(rpn_db, "stack.pos", ftos(i));
613 } else if(rpncmd == "dbgoto") {
615 j = stof(db_get(rpn_db, "stack.pointer"));
619 print("rpn: empty database, cannot move cursor\n");
624 i = stof(db_get(rpn_db, "stack.pointer"))-1;
630 j = stof(db_get(rpn_db, "stack.pointer"));
633 print("rpn: database cursor destination out of bounds\n");
638 db_put(rpn_db, "stack.pos", ftos(i));
641 } else if(rpncmd == "union") {
645 f = tokenize_console(s);
646 f2 = tokenize_console(strcat(s, " ", s2));
647 // tokens 0..(f-1) represent s
648 // tokens f..f2 represent s2
649 // UNION: add all tokens to s that are in s2 but not in s
651 for(i = 0; i < f; ++i)
652 s = strcat(s, " ", argv(i));
653 for(i = f; i < f2; ++i) {
654 for(j = 0; j < f; ++j)
655 if(argv(i) == argv(j))
657 s = strcat(s, " ", argv(i));
660 if(substring(s, 0, 1) == " ")
661 s = substring(s, 1, 99999);
663 tokenize_console(command);
664 } else if(rpncmd == "intersection") {
668 f = tokenize_console(s);
669 f2 = tokenize_console(strcat(s, " ", s2));
670 // tokens 0..(f-1) represent s
671 // tokens f..f2 represent s2
672 // INTERSECTION: keep only the tokens from s that are also in s2
674 for(i = 0; i < f; ++i) {
675 for(j = f; j < f2; ++j)
676 if(argv(i) == argv(j))
678 s = strcat(s, " ", argv(i));
682 if(substring(s, 0, 1) == " ")
683 s = substring(s, 1, 99999);
685 tokenize_console(command);
686 } else if(rpncmd == "difference") {
690 f = tokenize_console(s);
691 f2 = tokenize_console(strcat(s, " ", s2));
692 // tokens 0..(f-1) represent s
693 // tokens f..f2 represent s2
694 // DIFFERENCE: keep only the tokens from s that are not in s2
696 for(i = 0; i < f; ++i) {
697 for(j = f; j < f2; ++j)
698 if(argv(i) == argv(j))
699 goto skip_difference;
700 s = strcat(s, " ", argv(i));
703 if(substring(s, 0, 1) == " ")
704 s = substring(s, 1, 99999);
706 tokenize_console(command);
707 } else if(rpncmd == "shuffle") {
710 f = tokenize_console(s);
712 for(i = 0; i < f - 1; ++i) {
713 // move a random item from i..f-1 to position i
715 f2 = floor(random() * (f - i) + i);
716 for(j = 0; j < i; ++j)
717 s = strcat(s, " ", argv(j));
718 s = strcat(s, " ", argv(f2));
719 for(j = i; j < f; ++j)
721 s = strcat(s, " ", argv(j));
722 f = tokenize_console(s);
725 if(substring(s, 0, 1) == " ")
726 s = substring(s, 1, 99999);
728 tokenize_console(command);
729 } else if(rpncmd == "fexists_assert") {
733 f = fopen(s, FILE_READ);
737 print("rpn: ERROR: ", s, " does not exist!\n");
741 } else if(rpncmd == "fexists") {
745 f = fopen(s, FILE_READ);
753 } else if(rpncmd == "localtime") {
754 rpn_set(strftime(TRUE, rpn_get()));
755 } else if(rpncmd == "gmtime") {
756 rpn_set(strftime(FALSE, rpn_get()));
757 } else if(rpncmd == "time") {
760 rpn_push(cvar_string(rpncmd));
768 print("rpn: still on stack: ", s, "\n");
772 } else if(argv(0) == "addtolist") {
777 if(cvar_string(s) == "")
780 n = tokenizebyseparator(cvar_string(s), " ");
781 for(i = 0; i < n; ++i)
783 return TRUE; // already in list
784 cvar_set(s, strcat(s2, " ", cvar_string(s)));
789 else if(argv(0) == "records") {
790 print(records_reply);
793 } else if(argv(0) == "cp") {
797 for(i = 2; i < argc; ++i)
798 s = strcat(s, " ", argv(i));
799 centerprint(unescape(s));