Annotation of OpenXM/src/kan96xx/Kan/primitive.c, Revision 1.12
1.12 ! takayama 1: /* $OpenXM: OpenXM/src/kan96xx/Kan/primitive.c,v 1.11 2003/12/05 23:14:14 takayama Exp $ */
1.1 maekawa 2: /* primitive.c */
3: /* The functions in this module were in stackmachine.c */
4:
5: #include <stdio.h>
1.5 takayama 6: #include <signal.h>
1.1 maekawa 7: #include "datatype.h"
8: #include "stackm.h"
9: #include "extern.h"
10: #include "gradedset.h"
11: #include "kclass.h"
12: #include <sys/types.h>
13: #include <sys/times.h>
14:
15: int PrintDollar = 1; /* flag for printObject() */
16: int PrintComma = 1; /* flag for printObject() */
1.10 takayama 17: int InSendmsg2 = 0;
1.1 maekawa 18: #define OB_ARRAY_MAX (AGLIMIT+100)
19:
20: extern int GotoP;
21: extern char *GotoLabel;
22: extern int Osp;
23: extern int Sdp;
24: extern int ClassTypes[]; /* kclass.c */
25: extern struct context *PrimitiveContextp;
26: extern struct context *CurrentContextp;
27: extern struct dictionary *SystemDictionary;
1.8 takayama 28: extern int QuoteMode;
1.1 maekawa 29:
30: static char *operatorType(int i);
31:
32: static char *operatorType(type)
1.4 takayama 33: int type;
1.1 maekawa 34: { int i;
1.4 takayama 35: for (i=0; i<Sdp; i++) {
36: if (type == (SystemDictionary[i]).obj.lc.ival) {
37: return((SystemDictionary[i]).key);
38: }
39: }
40: return("Unknown operator");
1.1 maekawa 41: }
42:
43: /****** primitive functions *****************************************
44: the values must be greater than 1. 0 is used for special purposes.*/
45: #define Sadd 1
46: #define Ssub 2
47: #define Smult 3
48: #define Sset_up_ring 4
49: #define Soptions 6
50: #define Sgroebner 7
51: #define Sdef 8
52: #define Spop 9
53: #define Sput 10
54: #define Sprint 11
55: #define Spstack 12
56: #define Sshow_ring 13
57: #define Sshow_systemdictionary 15
58: #define Slength 16
59: #define Sfor 17
60: #define Sroll 18
61: #define Squit 19
62: #define Stest 20 /* this is used for test of new function*/
63: #define Sfileopen 23
64: #define Sclosefile 24
65: #define Sidiv 25
66: #define Sdup 26
67: #define Smap 27
68: #define Sreduction 28
69: #define Sreplace 29
70: #define SleftBrace 30 /* primitive [ */
71: #define SrightBrace 31 /* primitive ] */
72: #define Srun 32 /* run from a file */
73: #define Sloop 33
74: #define Saload 34
75: #define Sifelse 35
76: #define Sequal 36
77: #define Sexec 37
78: #define Sset 38
79: #define Sget 41
80: #define Scopy 43
81: #define Sindex 44
82: #define Ssystem 45
83: #define Sset_order_by_matrix 50
84: #define Sshow_user_dictionary 54
85: #define Selimination_order 55
86: #define Sswitch_function 58
87: #define Sprint_switch_status 59
88: #define Scat_n 62
89: #define Sless 63
90: #define Sgreater 64
91: #define Swritestring 66
92: #define Sset_timer 67
93: #define Sspol 68
94: #define Susage 69
95: #define Sto_records 70
96: #define Scoefficients 71
97: #define Ssystem_variable 72
98: #define Sdata_conversion 73
99: #define Sdegree 74
100: #define Sinit 75
101: #define Sload 76
102: #define Seval 77
103: #define Shomogenize 78
104: #define Sprincipal 79
105: #define Spushfile 80
106: #define Sdiv 81
107: #define Sgoto 82
108: #define Sextension 83
109: #define Snewstack 84
110: #define Ssetstack 85
111: #define Sstdstack 86
112: #define Slc 87
113: #define Src 88
114: #define Sgbext 89
115: #define Snewcontext 90
116: #define Ssetcontext 91
117: #define Ssupercontext 92
118: #define Ssendmsg 93
119: #define Serror 94
120: #define Smpzext 95
121: #define Ssendmsg2 96
122: #define Sprimmsg 97
123: #define Ssupmsg2 98
124: #define Scclass 99
125: #define Scoeff2 100
1.5 takayama 126: #define Stlimit 101
1.9 takayama 127: #define Soxshell 102
1.1 maekawa 128: /***********************************************/
129: void printObject(ob,nl,fp)
1.4 takayama 130: struct object ob;
131: int nl;
132: FILE *fp;
133: /* print the object on the top of the stack. */
1.1 maekawa 134: {
135:
136: int size;
137: int i;
138: struct tokens *ta;
139:
140: if (VerboseStack >= 2) {
141: /*fprintf(fp,"@@@");*/
142: switch (ob.tag) {
143: case 0:
144: fprintf(fp,"<null> "); /* null object */
145: break;
146: case Sinteger:
147: fprintf(fp,"<integer> ");
148: break;
149: case Sstring:
150: fprintf(fp,"<literal-string> ");
151: break;
152: case Soperator:
153: fprintf(fp,"<operator> ");
154: break;
155: case Sdollar:
156: fprintf(fp,"<string(dollar)> ");
157: break;
158: case SexecutableArray:
159: fprintf(fp,"<executable array> ");
160: break;
161: case Sarray:
162: fprintf(fp,"<array> ");
163: break;
164: case SleftBraceTag:
165: fprintf(fp,"<leftBraceTag> ");
166: break;
167: case SrightBraceTag:
168: fprintf(fp,"<rightBraceTag> ");
169: break;
170: case Spoly:
171: fprintf(fp,"<poly> ");
172: break;
173: case SarrayOfPOLY:
174: fprintf(fp,"<arrayOfPOLY> ");
175: break;
176: case SmatrixOfPOLY:
177: fprintf(fp,"<matrixOfPOLY> ");
178: break;
179: case Slist:
180: fprintf(fp,"<list> ");
181: break;
182: case Sfile:
183: fprintf(fp,"<file> ");
184: break;
185: case Sring:
186: fprintf(fp,"<ring> ");
187: break;
188: case SuniversalNumber:
189: fprintf(fp,"<universalNumber> ");
190: break;
191: case Sclass:
192: fprintf(fp,"<class> ");
193: break;
194: case SrationalFunction:
195: fprintf(fp,"<rationalFunction> ");
196: break;
197: case Sdouble:
198: fprintf(fp,"<double> ");
199: break;
200: default:
201: fprintf(fp,"<Unknown object tag. %d >",ob.tag);
202: break;
203: }
204: }
205: switch (ob.tag) {
206: case 0:
207: fprintf(fp,"%%[null]"); /* null object */
208: break;
209: case Sinteger:
210: fprintf(fp,"%d",ob.lc.ival);
211: break;
212: case Sstring:
213: fprintf(fp,"%s",ob.lc.str);
214: break;
215: case Soperator:
216: fprintf(fp,"%s %%[operator] ",operatorType(ob.lc.ival));
217: break;
218: case Sdollar:
219: if (PrintDollar == 2) {
220: fprintf(fp,"(%s)",ob.lc.str);
221: } else if (PrintDollar == 0 ) {
222: fprintf(fp,"%s",ob.lc.str);
223: } else {
224: fprintf(fp,"$%s$",ob.lc.str);
225: }
226: break;
227: case SexecutableArray:
228: size = ob.rc.ival;
229: ta = ob.lc.tokenArray;
230: fprintf(fp,"{ ");
231: for (i=0; i<size; i++) {
232: switch ((ta[i]).kind) {
233: case ID:
1.4 takayama 234: fprintf(fp,"<<ID>>%s ",(ta[i]).token);
235: break;
1.1 maekawa 236: case EXECUTABLE_STRING:
1.4 takayama 237: fprintf(fp,"<<EXECUTABLE_STRING>>{%s} ",(ta[i]).token);
238: break;
1.1 maekawa 239: case EXECUTABLE_ARRAY:
1.4 takayama 240: printObject((ta[i]).object,nl,fp);
241: break;
1.1 maekawa 242: case DOLLAR:
1.4 takayama 243: fprintf(fp,"<<STRING(DOLLAR)>>%s ",(ta[i]).token);
244: break;
1.1 maekawa 245: default:
1.4 takayama 246: fprintf(fp,"Unknown token type\n");
247: break;
1.1 maekawa 248: }
249: }
250: fprintf(fp," }");
251: break;
252: case Sarray:
253: printObjectArray(ob,0,fp);
254: break;
255: case SleftBraceTag:
256: fprintf(fp,"[ ");
257: break;
258: case SrightBraceTag:
259: fprintf(fp,"] ");
260: break;
261: case Spoly:
262: fprintf(fp,"%s",KPOLYToString(ob.lc.poly));
263: break;
264: case SarrayOfPOLY:
265: fprintf(fp,"Sorry! The object arrayOfPOLY cannot be printed.");
266: break;
267: case SmatrixOfPOLY:
268: fprintf(fp,"Sorry! The object matrixOfPOLY cannot be printed.");
269: break;
270: case Slist:
271: printObjectList(&ob);
272: break;
273: case Sfile:
274: fprintf(fp,"Name=%s, FILE *=%x ",ob.lc.str,(int) ob.rc.file);
275: break;
276: case Sring:
277: fprintf(fp,"Ring."); KshowRing(KopRingp(ob));
278: break;
279: case SuniversalNumber:
280: fprintf(fp,"%s",coeffToString(ob.lc.universalNumber));
281: break;
282: case SrationalFunction:
283: fprintf(fp,"("); printObject(*(Knumerator(ob)),nl,fp);
284: fprintf(fp,")/(");printObject(*(Kdenominator(ob)),nl,fp);
285: fprintf(fp,")");
286: break;
287: case Sclass:
288: /* fprintf(fp,"Class: "); */
289: fprintClass(fp,ob);
290: break;
291: case Sdouble:
292: fprintf(fp,"%f",KopDouble(ob));
293: break;
294: default:
295: fprintf(fp,"[Unknown object tag.]");
296: break;
297: }
298: if (nl) fprintf(fp,"\n");
299: }
300:
301: void printObjectArray(ob,nl,fp)
1.4 takayama 302: struct object ob;
303: int nl;
304: FILE *fp;
1.1 maekawa 305: {
306: int size;
307: int i;
1.2 takayama 308: extern char *LeftBracket, *RightBracket;
1.1 maekawa 309: size = ob.lc.ival;
1.2 takayama 310: fprintf(fp,"%s ",LeftBracket);
1.1 maekawa 311: for (i=0; i<size; i++) {
312: if (PrintComma && (i != 0)) {
313: fprintf(fp," , ");
314: }else{
315: fprintf(fp," ");
316: }
317: printObject((ob.rc.op)[i],0,fp);
318: }
1.2 takayama 319: fprintf(fp," %s ",RightBracket);
1.1 maekawa 320: if (nl) fprintf(fp,"\n");
321: }
322:
323: void KdefinePrimitiveFunctions() {
324: /* It is recommended to sort the follows for performance */
325: putPrimitiveFunction("mul",Smult);
326: putPrimitiveFunction("add",Sadd);
327: putPrimitiveFunction("sub",Ssub);
328: putPrimitiveFunction("lt",Sless);
329: putPrimitiveFunction("set",Sset);
330: putPrimitiveFunction("eq",Sequal);
331: putPrimitiveFunction("gt",Sgreater);
332: putPrimitiveFunction("QUIT",Squit);
333: putPrimitiveFunction("[",SleftBrace);
334: putPrimitiveFunction("]",SrightBrace);
335: putPrimitiveFunction("bye",Squit);
336: putPrimitiveFunction("length",Slength);
337: putPrimitiveFunction("for",Sfor);
338: putPrimitiveFunction("roll",Sroll);
339: putPrimitiveFunction("cat_n",Scat_n);
340: putPrimitiveFunction("coefficients",Scoefficients);
341: putPrimitiveFunction("copy",Scopy);
342: putPrimitiveFunction("data_conversion",Sdata_conversion);
343: putPrimitiveFunction("aload",Saload);
344: putPrimitiveFunction("def",Sdef);
345: putPrimitiveFunction("degree",Sdegree);
346: putPrimitiveFunction("elimination_order",Selimination_order);
347: putPrimitiveFunction("exec",Sexec);
348: putPrimitiveFunction("exit",Squit);
349: putPrimitiveFunction("get",Sget);
350: putPrimitiveFunction("groebner",Sgroebner);
351: putPrimitiveFunction("ifelse",Sifelse);
352: putPrimitiveFunction("index",Sindex);
353: putPrimitiveFunction("dup",Sdup);
354: putPrimitiveFunction("init",Sinit);
355: putPrimitiveFunction("loop",Sloop);
356: putPrimitiveFunction("options",Soptions);
357: putPrimitiveFunction("pop",Spop);
358: putPrimitiveFunction("put",Sput);
359: putPrimitiveFunction("print",Sprint);
360: putPrimitiveFunction("pstack",Spstack);
361: putPrimitiveFunction("print_switch_status",Sprint_switch_status);
362: putPrimitiveFunction("quit",Squit);
363: putPrimitiveFunction("file",Sfileopen);
364: putPrimitiveFunction("closefile",Sclosefile);
365: putPrimitiveFunction("idiv",Sidiv);
366: putPrimitiveFunction("reduction",Sreduction);
367: putPrimitiveFunction("replace",Sreplace);
368: putPrimitiveFunction("run",Srun);
369: putPrimitiveFunction("set_order_by_matrix",Sset_order_by_matrix);
370: putPrimitiveFunction("set_timer",Sset_timer);
371: putPrimitiveFunction("set_up_ring@",Sset_up_ring);
372: putPrimitiveFunction("show_ring",Sshow_ring);
373: putPrimitiveFunction("show_systemdictionary",Sshow_systemdictionary);
374: putPrimitiveFunction("show_user_dictionary",Sshow_user_dictionary);
375: putPrimitiveFunction("spol",Sspol);
376: putPrimitiveFunction("switch_function",Sswitch_function);
377: putPrimitiveFunction("system",Ssystem);
378: putPrimitiveFunction("system_variable",Ssystem_variable);
379: putPrimitiveFunction("test",Stest);
1.5 takayama 380: putPrimitiveFunction("tlimit",Stlimit);
1.9 takayama 381: putPrimitiveFunction("oxshell",Soxshell);
1.1 maekawa 382: putPrimitiveFunction("map",Smap);
383: putPrimitiveFunction("to_records",Sto_records);
384: putPrimitiveFunction("Usage",Susage);
385: putPrimitiveFunction("load",Sload);
386: putPrimitiveFunction("writestring",Swritestring);
387: putPrimitiveFunction("eval",Seval);
388: putPrimitiveFunction("homogenize",Shomogenize);
389: putPrimitiveFunction("principal",Sprincipal);
390: putPrimitiveFunction("pushfile",Spushfile);
391: putPrimitiveFunction("div",Sdiv);
392: putPrimitiveFunction("goto",Sgoto);
393: putPrimitiveFunction("extension",Sextension);
394: putPrimitiveFunction("newstack",Snewstack);
395: putPrimitiveFunction("setstack",Ssetstack);
396: putPrimitiveFunction("stdstack",Sstdstack);
397: putPrimitiveFunction("lc",Slc);
398: putPrimitiveFunction("rc",Src);
399: putPrimitiveFunction("gbext",Sgbext);
400: putPrimitiveFunction("newcontext",Snewcontext);
401: putPrimitiveFunction("setcontext",Ssetcontext);
402: putPrimitiveFunction("supercontext",Ssupercontext);
403: putPrimitiveFunction("sendmsg",Ssendmsg);
404: putPrimitiveFunction("error",Serror);
405: putPrimitiveFunction("mpzext",Smpzext);
406: putPrimitiveFunction("sendmsg2",Ssendmsg2);
407: putPrimitiveFunction("primmsg",Sprimmsg);
408: putPrimitiveFunction("supmsg2",Ssupmsg2);
409: putPrimitiveFunction("cclass",Scclass);
410: putPrimitiveFunction("coeff",Scoeff2);
411: }
412:
413: int executePrimitive(ob)
1.4 takayama 414: struct object ob;
1.1 maekawa 415: {
416: struct object ob1;
417: struct object ob2;
418: struct object ob3;
419: struct object ob4;
420: struct object ob5;
421: struct object rob;
422: struct object obArray[OB_ARRAY_MAX];
423: struct object obArray2[OB_ARRAY_MAX];
424: int size;
425: int i,j,k,n;
426: int status;
427: struct tokens *tokenArray;
428: struct tokens token;
429: FILE *fp;
430: char *fname;
431: int rank;
432: struct object oMat;
433: static int timerStart = 1;
434: static struct tms before, after;
435: static time_t before_real, after_real;
436: struct object oInput;
437: char *str;
438: int ccflag = 0;
439: extern int KeepInput;
440: extern int History;
441: extern struct ring *CurrentRingp;
442: extern TimerOn;
1.3 takayama 443: extern SecureMode;
1.1 maekawa 444:
445: if (DebugStack >= 2) {
446: fprintf(Fstack,"In execute %d\n",ob.lc.ival); printOperandStack();
447: }
448:
449: if (GotoP) return(0);
450: switch (ob.lc.ival) {
451: /* Postscript primitives :stack */
452: case Sgoto:
453: ob1 = Kpop();
454: if (ob1.tag != Sstring) {
455: if (DebugStack>=2) printObject(ob1,0,Fstack);
456: errorStackmachine("Usage:goto");
457: }
458: GotoLabel = ob1.lc.str;
459: GotoP = 1;
460: break;
461: case Spop:
462: ob1 = Kpop();
463: break;
464:
465: case Sdup:
466: ob1 = Kpop();
467: Kpush(ob1); Kpush(ob1);
468: break;
469: case Scopy: /* copy values. cf. dup */
470: ob1 = Kpop();
471: switch(ob1.tag) {
472: case Sinteger: break;
473: default: errorStackmachine("Usage:copy");
474: }
475: size = ob1.lc.ival;
476: k = 0;
477: for (i=size-1; i>=0; i--) {
478: ob2 = peek(i+k);
479: switch(ob2.tag) {
480: case Sdollar: /* copy by value */
1.4 takayama 481: str = (char *)sGC_malloc(strlen(ob2.lc.str)+3);
482: if (str == (char *)NULL) errorStackmachine("No memory (copy)");
483: strcpy(str,ob2.lc.str);
484: Kpush(KpoString(str));
485: break;
1.1 maekawa 486: case Spoly:
1.4 takayama 487: errorStackmachine("no pCopy (copy)");
488: break;
1.1 maekawa 489: case Sarray:
1.4 takayama 490: n = ob2.lc.ival;
491: ob3 = newObjectArray(n);
492: for (j=0; j<n; j++) {
493: putoa(ob3,j,getoa(ob2,j));
494: }
495: Kpush(ob3);
496: break;
1.1 maekawa 497: default:
1.4 takayama 498: Kpush(ob2);
499: break;
1.1 maekawa 500: }
501: k++;
502: }
503: break;
504: case Sroll:
505: ob1 = Kpop();
506: ob2 = Kpop();
507: switch(ob1.tag) {
508: case Sinteger:
509: j = ob1.lc.ival;
510: break;
511: default: errorStackmachine("Usage:roll");
512: }
513: switch(ob2.tag) {
514: case Sinteger:
515: n = ob2.lc.ival;
516: break;
517: default: errorStackmachine("Usage:roll");
518: }
519: for (i=0; i<n; i++) {
520: if (i < OB_ARRAY_MAX) {
1.4 takayama 521: obArray[i] = Kpop();
1.1 maekawa 522: }else{
1.4 takayama 523: errorStackmachine("exceeded OB_ARRAY_MAX (roll)\n");
1.1 maekawa 524: }
525: }
526: for (i=0; i<n; i++) {
527: k = (j-1)%n;
528: k = (k>=0?k: k+n);
529: Kpush(obArray[k]);
530: j--;
531: }
532: break;
533: case Spstack:
534: printOperandStack();
535: break;
536:
537: /* Postscript primitives :arithmetic */
538: case Sadd:
539: ob1 = Kpop();
540: ob2 = Kpop();
541: rob = KooAdd(ob1,ob2);
542: Kpush(rob);
543: break;
544: case Ssub:
545: ob2 = Kpop();
546: ob1 = Kpop();
547: rob = KooSub(ob1,ob2);
548: Kpush(rob);
549: break;
550: case Smult:
551: ob2 = Kpop();
552: ob1 = Kpop();
553: rob = KooMult(ob1,ob2);
554: Kpush(rob);
555: break;
556: case Sidiv:
557: ob2 = Kpop(); ob1 = Kpop();
558: rob = KooDiv(ob1,ob2);
559: Kpush(rob);
560: break;
561:
562: case Sdiv:
563: ob2 = Kpop(); ob1 = Kpop();
564: rob = KooDiv2(ob1,ob2);
565: Kpush(rob);
566: break;
567:
568: /* Postscript primitives :array */
569: case SleftBrace:
570: rob.tag = SleftBraceTag;
571: Kpush(rob);
572: break;
573:
574: case SrightBrace:
575: size = 0;
576: ob1 = peek(size);
577: while (!(Osp-size-1 < 0)) { /* while the stack is not underflow */
578: if (ob1.tag == SleftBraceTag) {
1.4 takayama 579: rob = newObjectArray(size);
580: for (i=0; i<size; i++) {
581: (rob.rc.op)[i] = peek(size-1-i);
582: }
583: for (i=0; i<size+1; i++) {
584: Kpop();
585: }
586: break;
1.1 maekawa 587: }
588: size++;
589: ob1 = peek(size);
590: }
591: Kpush(rob);
592: break;
593:
594: case Sget:
595: /* [a_0 ... a_{n-1}] i get a_i */
596: /* ob2 ob1 get */
597: ob1 = Kpop();
598: ob2 = Kpop();
1.12 ! takayama 599: Kpush(Kget(ob2,ob1));
1.1 maekawa 600: break;
601:
602: case Sput:
603: /* [a_0 ... a_{n-1}] index any put */
604: /* ob3 ob2 ob1 put */
605: /* Or; [[a_00 ....] [a_10 ....] ....] [1 0] any put. MultiIndex. */
606: ob1 = Kpop(); ob2 = Kpop(); ob3 = Kpop();
607: switch(ob2.tag) {
608: case Sinteger:
609: switch(ob3.tag) {
610: case Sarray:
1.4 takayama 611: i = ob2.lc.ival;
612: size = getoaSize(ob3);
613: if ((0 <= i) && (i<size)) {
614: getoa(ob3,i) = ob1;
615: }else{
616: errorStackmachine("Index is out of bound. (put)\n");
617: }
618: break;
1.1 maekawa 619: case Sdollar:
1.4 takayama 620: i = ob2.lc.ival;
621: size = strlen(ob3.lc.str);
622: if ((0 <= i) && (i<size)) {
623: if (ob1.tag == Sdollar) {
624: (ob3.lc.str)[i] = (ob1.lc.str)[0];
625: }else{
626: (ob3.lc.str)[i] = ob1.lc.ival;
627: }
628: }else{
629: errorStackmachine("Index is out of bound. (put)\n");
630: }
631: break;
1.1 maekawa 632: default: errorStackmachine("Usage:put");
633: }
634: break;
635: case Sarray:
636: ob5 = ob3;
637: n = getoaSize(ob2);
638: for (i=0; i<n; i++) {
1.4 takayama 639: if (ob5.tag != Sarray)
640: errorStackmachine("Object pointed by the multi-index is not array (put)\n");
641: ob4 = getoa(ob2,i);
642: if (ob4.tag != Sinteger)
643: errorStackmachine("Index has to be an integer. (put)\n");
644: k = ob4.lc.ival;
645: size = getoaSize(ob5);
646: if ((0 <= k) && (k<size)) {
647: if (i == n-1) {
648: getoa(ob5,k) = ob1;
649: }else{
650: ob5 = getoa(ob5,k);
651: }
652: }else{
653: errorStackmachine("Index is out of bound for the multi-index. (put)\n");
654: }
1.1 maekawa 655: }
656: break;
657: default: errorStackmachine("Usage:put");
658: }
659: break;
660:
661: case Sindex:
662: ob1 = Kpop();
663: switch(ob1.tag) {
664: case Sinteger: break;
665: default: errorStackmachine("Usage:index");
666: }
667: size = ob1.lc.ival;
668: Kpush(peek(size-1));
669: break;
670:
671: case Saload:
672: /* [a1 a2 ... an] aload a1 a2 ... an [a1 ... an] */
673: ob1 = Kpop();
674: switch(ob1.tag) {
675: case Sarray: break;
676: default:
677: errorStackmachine("Usage:aload");
678: }
679: size = getoaSize(ob1);
680: for (i=0; i<size; i++) {
681: Kpush(getoa(ob1,i));
682: }
683: Kpush(ob1);
684:
685: break;
686:
687: case Slength:
688: /* [a_0 ... a_{n-1}] length n */
689: /* ob1 length rob */
690: ob1 = Kpop();
691: switch(ob1.tag) {
692: case Sarray:
693: size = getoaSize(ob1);
694: Kpush(KpoInteger(size));
695: break;
696: case Sdollar:
697: Kpush(KpoInteger(strlen(ob1.lc.str)));
698: break;
699: case Spoly:
700: Kpush(KpoInteger(KpolyLength(KopPOLY(ob1))));
701: break;
702: default: errorStackmachine("Usage:length");
703: }
704: break;
705:
706: /* Postscript primitives :relation */
707: case Sequal:
708: /* obj1 obj2 == bool */
709: ob2 = Kpop();
710: ob1 = Kpop();
711: if(KooEqualQ(ob1,ob2)) {
712: Kpush(KpoInteger(1));
713: }else{
714: Kpush(KpoInteger(0));
715: }
716: break;
717:
718: case Sless:
719: /* obj1 obj2 < bool */
720: ob2 = Kpop();
721: ob1 = Kpop();
722: Kpush(KooLess(ob1,ob2));
723: break;
724:
725: case Sgreater:
726: /* obj1 obj2 < bool */
727: ob2 = Kpop();
728: ob1 = Kpop();
729: Kpush(KooGreater(ob1,ob2));
730: break;
731:
732:
733: /* Postscript primitives :controle */
734: case Sloop:
735: /* { .... exit .....} loop */
736: ob1 = Kpop();
737: switch(ob1.tag) {
738: case SexecutableArray: break;
739: default:
740: errorStackmachine("Usage:loop");
741: break;
742: }
743: tokenArray = ob1.lc.tokenArray;
744: size = ob1.rc.ival;
745: i = 0;
746: while (1) {
747: token = tokenArray[i];
748: /***printf("[token %d]%s\n",i,token.token);*/
749: i++;
750: if (i >= size) {
1.4 takayama 751: i=0;
1.1 maekawa 752: }
753: status = executeToken(token);
754: if (status || GotoP) break;
755: /* here, do not return 1. Do not propagate exit signal outside of the
1.4 takayama 756: loop. */
1.1 maekawa 757: }
758: break;
759:
760: case Sfor:
761: /* init inc limit { } for */
762: /* ob4 ob3 ob2 ob1 */
763: ob1 =Kpop(); ob2 = Kpop(); ob3 = Kpop(); ob4 = Kpop();
764: switch(ob1.tag) {
765: case SexecutableArray: break;
766: default: errorStackmachine("Usage:for");
767: }
768: switch(ob2.tag) {
769: case Sinteger: break;
770: default:
771: errorStackmachine("Usage:for The 3rd argument must be integer.");
772: }
773: switch(ob3.tag) {
774: case Sinteger: break;
775: default: errorStackmachine("Usage:for The 2nd argument must be integer.");
776: }
777: switch(ob4.tag) {
778: case Sinteger: break;
779: default: errorStackmachine("Usage:for The 1st argument must be integer.");
780: }
781: {
782: int i,lim,inc,j;
783: i = ob4.lc.ival;
784: lim = ob2.lc.ival;
785: inc = ob3.lc.ival;
786: if (inc > 0) {
787: /*
1.4 takayama 788: if (lim < i) errorStackmachine("The initial value must not be greater than limit value (for).\n");
1.1 maekawa 789: */
1.4 takayama 790: for ( ; i<=lim; i += inc) {
791: Kpush(KpoInteger(i));
792: tokenArray = ob1.lc.tokenArray;
793: size = ob1.rc.ival;
794: for (j=0; j<size; j++) {
795: status = executeToken(tokenArray[j]);
796: if (status || GotoP) goto xyz;
797: }
798: }
1.1 maekawa 799: }else{
800: /*
1.4 takayama 801: if (lim > i) errorStackmachine("The initial value must not be less than limit value (for).\n");
1.1 maekawa 802: */
1.4 takayama 803: for ( ; i>=lim; i += inc) {
804: Kpush(KpoInteger(i));
805: tokenArray = ob1.lc.tokenArray;
806: size = ob1.rc.ival;
807: for (j=0; j<size; j++) {
808: status = executeToken(tokenArray[j]);
809: if (status || GotoP) goto xyz;
810: }
811: }
1.1 maekawa 812: }
1.4 takayama 813: xyz: ;
1.1 maekawa 814: }
815: break;
816:
817: case Smap:
818: ob2 = Kpop(); ob1 = Kpop();
819: switch(ob1.tag) {
820: case Sarray: break;
821: default:
822: errorStackmachine("Usage:map The 1st argument must be an array.");
823: break;
824: }
825: switch(ob2.tag) {
826: case SexecutableArray: break;
827: default:
828: errorStackmachine("Usage:map The 2nd argument must be an executable array.");
829: break;
830: }
831: { int osize,size;
1.4 takayama 832: int i,j;
833: osize = getoaSize(ob1);
1.1 maekawa 834:
1.4 takayama 835: /*KSexecuteString("[");*/
836: rob.tag = SleftBraceTag;
837: Kpush(rob);
1.1 maekawa 838:
1.4 takayama 839: for (i=0; i<osize; i++) {
840: Kpush(getoa(ob1,i));
841: tokenArray = ob2.lc.tokenArray;
842: size = ob2.rc.ival;
843: for (j=0; j<size; j++) {
844: status = executeToken(tokenArray[j]);
845: if (status) goto foor;
1.1 maekawa 846: }
1.4 takayama 847: }
1.1 maekawa 848: foor: ;
1.4 takayama 849: /*KSexecuteString("]");*/
850: {
851: size = 0;
852: ob1 = peek(size);
853: while (!(Osp-size-1 < 0)) { /* while the stack is not underflow */
854: if (ob1.tag == SleftBraceTag) {
855: rob = newObjectArray(size);
856: for (i=0; i<size; i++) {
857: (rob.rc.op)[i] = peek(size-1-i);
858: }
859: for (i=0; i<size+1; i++) {
860: Kpop();
861: }
862: break;
863: }
864: size++;
865: ob1 = peek(size);
1.1 maekawa 866: }
1.4 takayama 867: Kpush(rob);
868: }
1.1 maekawa 869: }
870: break;
871:
872:
873: case Sifelse:
874: /* bool { } { } ifelse */
875: ob1 = Kpop();
876: ob2 = Kpop();
877: ob3 = Kpop();
878: switch (ob1.tag) {
879: case SexecutableArray: break;
880: default: errorStackmachine("Usage:ifelse");
881: }
882: switch (ob2.tag) {
883: case SexecutableArray: break;
884: default: errorStackmachine("Usage:ifelse");
885: }
886: switch (ob3.tag) {
887: case Sinteger: break;
888: default: errorStackmachine("Usage:ifelse");
889: }
890: if (ob3.lc.ival) {
891: /* execute ob2 */
892: ob1 = ob2;
893: }
894: /* execute ob1 */
895: tokenArray = ob1.lc.tokenArray;
896: size = ob1.rc.ival;
897: for (i=0; i<size; i++) {
898: token = tokenArray[i];
899: status = executeToken(token);
900: if (status != 0) return(status);
901: }
902:
903: break;
904:
905: case Sexec:
906: /* { .........} exec */
907: ob1 = Kpop();
908: switch(ob1.tag) {
909: case SexecutableArray: break;
910: default: errorStackmachine("Usage:exec");
911: }
912: tokenArray = ob1.lc.tokenArray;
913: size = ob1.rc.ival;
914: for (i=0; i<size; i++) {
915: token = tokenArray[i];
916: /***printf("[token %d]%s\n",i,token.token);*/
917: status = executeToken(token);
918: if (status != 0) break;
919: }
920: break;
921:
1.4 takayama 922: /* Postscript primitives :dictionary */
1.1 maekawa 923: case Sdef:
924: ob2 = Kpop();
925: ob1 = Kpop();
926: /* type check */
927: switch(ob1.tag) {
928: case Sstring: break;
929: default:
930: errorStackmachine("Usage:def");
931: break;
932: }
933: k=putUserDictionary(ob1.lc.str,(ob1.rc.op->lc).ival,
1.4 takayama 934: (ob1.rc.op->rc).ival,ob2,
935: CurrentContextp->userDictionary);
1.1 maekawa 936: if (k < 0) {
937: str = (char *)sGC_malloc(sizeof(char)*(strlen(ob1.lc.str) + 256));
938: if (str == (char *)NULL) {
1.4 takayama 939: errorStackmachine("No memory.\n");
1.1 maekawa 940: }
941: if (k == -PROTECT) {
1.4 takayama 942: sprintf(str,"You rewrited the protected symbol %s.\n",ob1.lc.str);
943: /* cf. [(chattr) num sym] extension */
944: warningStackmachine(str);
1.1 maekawa 945: } else if (k == -ABSOLUTE_PROTECT) {
1.4 takayama 946: sprintf(str,"You cannot rewrite the protected symbol %s.\n",ob1.lc.str);
947: errorStackmachine(str);
1.1 maekawa 948: } else errorStackmachine("Unknown return value of putUserDictioanry\n");
949: }
950: break;
951:
952: case Sload:
953: ob1 = Kpop();
954: switch(ob1.tag) {
955: case Sstring: break;
956: default: errorStackmachine("Usage:load");
957: }
958: ob1 = findUserDictionary(ob1.lc.str,
1.4 takayama 959: (ob1.rc.op->lc).ival,
960: (ob1.rc.op->rc).ival,
961: CurrentContextp);
1.1 maekawa 962: if (ob1.tag == -1) Kpush(NullObject);
963: else Kpush(ob1);
964:
965: break;
966:
967: case Sset:
968: ob1 = Kpop();
969: ob2 = Kpop();
970: switch(ob1.tag) {
971: case Sstring: break;
972: default: errorStackmachine("Usage:set");
973: }
974: k= putUserDictionary(ob1.lc.str,(ob1.rc.op->lc).ival,
1.4 takayama 975: (ob1.rc.op->rc).ival,ob2,
976: CurrentContextp->userDictionary);
1.1 maekawa 977: if (k < 0) {
978: str = (char *)sGC_malloc(sizeof(char)*(strlen(ob1.lc.str) + 256));
979: if (str == (char *)NULL) {
1.4 takayama 980: errorStackmachine("No memory.\n");
1.1 maekawa 981: }
982: if (k == -PROTECT) {
1.4 takayama 983: sprintf(str,"You rewrited the protected symbol %s. \n",ob1.lc.str);
984: warningStackmachine(str);
1.1 maekawa 985: } else if (k == -ABSOLUTE_PROTECT) {
1.4 takayama 986: sprintf(str,"You cannot rewrite the protected symbol %s.\n",ob1.lc.str);
987: errorStackmachine(str);
1.1 maekawa 988: } else errorStackmachine("Unknown return value of putUserDictioanry\n");
989: }
990: break;
991:
992:
993: case Sshow_systemdictionary:
994: fprintf(Fstack,"------------- system dictionary -------------------\n");
995: showSystemDictionary(0);
996: break;
997:
998: case Sshow_user_dictionary:
999: showUserDictionary();
1000: break;
1001:
1002:
1003:
1004: /* Postscript primitives : convert */
1005: case Sdata_conversion:
1006: ob2 = Kpop();
1007: ob1 = Kpop();
1008: switch(ob2.tag) {
1009: case Sdollar:
1010: if (ob1.tag != Sclass) {
1.4 takayama 1011: rob = KdataConversion(ob1,ob2.lc.str);
1.1 maekawa 1012: }else{
1.4 takayama 1013: rob = KclassDataConversion(ob1,ob2);
1.1 maekawa 1014: }
1015: break;
1016: case Sarray:
1017: rob = KclassDataConversion(ob1,ob2); break;
1018: default: errorStackmachine("Usage:data_conversion");
1019: }
1020: Kpush(rob);
1021: break;
1022:
1023:
1024: /* Postscript ptimitives :file */
1025: case Srun:
1026: ob1 = Kpop();
1027: switch(ob1.tag) {
1028: case Sdollar: break;
1029: case Sstring: break;
1030: default:
1031: errorStackmachine("Usage:run");
1032: break;
1033: }
1034: getokenSM(OPEN,ob1.lc.str); /* open the file, $filename$ run */
1035: break;
1036:
1037: case Sprint:
1038: ob1 = Kpop();
1039: printObject(ob1,0,Fstack);
1040: break;
1041:
1042: case Sfileopen: /* filename mode file descripter */
1.4 takayama 1043: /* ob2 ob1 */
1.1 maekawa 1044: ob1 = Kpop();
1045: ob2 = Kpop();
1.4 takayama 1046: if (SecureMode) errorStackmachine("Security violation: you cannot open a file.");
1.1 maekawa 1047: switch(ob1.tag) {
1048: case Sdollar: break;
1049: default: errorStackmachine("Usage:file");
1050: }
1051: switch(ob2.tag) {
1052: case Sinteger: break;
1053: case Sdollar: break;
1054: default:errorStackmachine("Usage:file");
1055: }
1056: rob = NullObject;
1057: if (ob2.tag == Sdollar) {
1058: if (strcmp(ob2.lc.str,"%stdin") == 0) {
1.4 takayama 1059: rob.tag = Sfile; rob.lc.str="%stdin"; rob.rc.file = stdin;
1.1 maekawa 1060: }else if (strcmp(ob2.lc.str,"%stdout") == 0) {
1.4 takayama 1061: rob.tag = Sfile; rob.lc.str="%stdout"; rob.rc.file = stdout;
1.1 maekawa 1062: }else if (strcmp(ob2.lc.str,"%stderr") == 0) {
1.4 takayama 1063: rob.tag = Sfile; rob.lc.str="%stderr"; rob.rc.file = stderr;
1.1 maekawa 1064: }else if ( (rob.rc.file = fopen(ob2.lc.str,ob1.lc.str)) != (FILE *)NULL) {
1.4 takayama 1065: rob.tag = Sfile; rob.lc.str = ob2.lc.str;
1.1 maekawa 1066: }else {
1.4 takayama 1067: errorStackmachine("I cannot open the file.");
1.1 maekawa 1068: }
1069: }else {
1070: rob.rc.file = fdopen(ob2.lc.ival,ob1.lc.str);
1071: if ( rob.rc.file != (FILE *)NULL) {
1.4 takayama 1072: rob.tag = Sfile; rob.lc.ival = ob2.lc.ival;
1.1 maekawa 1073: }else{
1.4 takayama 1074: errorStackmachine("I cannot fdopen the given fd.");
1.1 maekawa 1075: }
1076: }
1077:
1078: Kpush(rob);
1079: break;
1080:
1081:
1082: case Swritestring:
1083: /* file string writestring
1084: ob2 ob1
1085: */
1086: ob1 = Kpop();
1087: ob2 = Kpop();
1088: switch(ob2.tag) {
1089: case Sfile: break;
1090: default: errorStackmachine("Usage:writestring");
1091: }
1092: switch(ob1.tag) {
1093: case Sdollar: break;
1094: default: errorStackmachine("Usage:writestring");
1095: }
1096: fprintf(ob2.rc.file,"%s",ob1.lc.str);
1097: break;
1098:
1099: case Sclosefile:
1100: ob1 = Kpop();
1101: switch(ob1.tag) {
1102: case Sfile: break;
1103: default: errorStackmachine("Usage:closefile");
1104: }
1105: if (fclose(ob1.rc.file) == EOF) {
1106: errorStackmachine("I couldn't close the file.\n");
1107: }
1108: break;
1109:
1110: case Spushfile: /* filename pushfile string */
1.4 takayama 1111: /* ob2 */
1.1 maekawa 1112: ob2 = Kpop();
1113: switch(ob2.tag) {
1114: case Sdollar: break;
1115: default:errorStackmachine("Usage:pushfile");
1116: }
1117: rob = NullObject;
1118: if (strcmp(ob2.lc.str,"%stdin") == 0) {
1119: ob1.tag = Sfile; ob1.lc.str="%stdin"; ob1.rc.file = stdin;
1120: }else if (strcmp(ob2.lc.str,"%stdout") == 0) {
1121: ob1.tag = Sfile; ob1.lc.str="%stdout"; ob1.rc.file = stdout;
1122: }else if (strcmp(ob2.lc.str,"%stderr") == 0) {
1123: ob1.tag = Sfile; ob1.lc.str="%stderr"; ob1.rc.file = stderr;
1124: }else if ( (ob1.rc.file = fopen(ob2.lc.str,"r")) != (FILE *)NULL) {
1125: ob1.tag = Sfile; ob1.lc.str = ob2.lc.str;
1126: }else {
1127: if (ob1.rc.file == (FILE *)NULL) {
1.4 takayama 1128: char fname2[1024];
1129: strcpy(fname2,getLOAD_SM1_PATH());
1130: strcat(fname2,ob2.lc.str);
1131: ob1.rc.file = fopen(fname2,"r");
1132: if (ob1.rc.file == (FILE *)NULL) {
1133: strcpy(fname2,LOAD_SM1_PATH);
1134: strcat(fname2,ob2.lc.str);
1135: ob1.rc.file = fopen(fname2,"r");
1136: if (ob1.rc.file == (FILE *)NULL) {
1137: fprintf(stderr,"Warning: Cannot open the file <<%s>> for loading in the current directory nor the library directories %s and %s.\n",ob2.lc.str,getLOAD_SM1_PATH(),LOAD_SM1_PATH);
1138: errorStackmachine("I cannot open the file.");
1139: }
1140: }
1.1 maekawa 1141: }
1142: }
1143:
1144: /* read the strings
1.4 takayama 1145: */
1.1 maekawa 1146: n = 256; j=0;
1147: rob.tag = Sdollar; rob.lc.str = (char *) sGC_malloc(sizeof(char)*n);
1148: if (rob.lc.str == (char *)NULL) errorStackmachine("No more memory.");
1149: while ((i = fgetc(ob1.rc.file)) != EOF) {
1150: if (j >= n-1) {
1.4 takayama 1151: n = 2*n;
1152: if (n <= 0) errorStackmachine("Too large file to put on the stack.");
1.1 maekawa 1153: str = (char *)sGC_malloc(sizeof(char)*n);
1.4 takayama 1154: if (str == (char *)NULL) errorStackmachine("No more memory.");
1155: for (k=0; k< n/2; k++) str[k] = (rob.lc.str)[k];
1156: rob.lc.str = str;
1.1 maekawa 1157: }
1158: (rob.lc.str)[j] = i; (rob.lc.str)[j+1] = '\0';
1159: j++;
1160: }
1161:
1162: fclose(ob1.rc.file);
1163: Kpush(rob);
1164: break;
1165:
1166: /* Postscript primitives :misc */
1167: case Squit:
1168: Kclose(); stackmachine_close();
1169: exit(0);
1170: break;
1171:
1172: case Ssystem:
1173: ob1 = Kpop();
1174: switch(ob1.tag) {
1175: case Sdollar: break;
1176: case Sstring: break;
1177: default: errorStackmachine("Usage:system");
1178: }
1.4 takayama 1179: if (SecureMode) errorStackmachine("Security violation.");
1.1 maekawa 1180: system( ob1.lc.str );
1181: break;
1182:
1183: case Scat_n:
1184: ob1 = Kpop();
1185: switch(ob1.tag) {
1186: case Sinteger: break;
1187: default: errorStackmachine("Usage:cat_n");
1188: }
1189: size = ob1.lc.ival;
1190: k = 0;
1191: for (i=size-1; i>=0; i--) {
1192: ob2 = peek(i);
1193: switch(ob2.tag) {
1194: case Sdollar: break;
1.4 takayama 1195: default: errorStackmachine("Usage:cat_n");
1.1 maekawa 1196: }
1197: k += strlen(ob2.lc.str);
1198: }
1199: ob1.tag = Sdollar;
1200: ob1.lc.str = (char *)sGC_malloc(sizeof(char)*(k+1));
1201: if (ob1.lc.str == (char *)NULL) {
1202: errorStackmachine("No more memory.\n");
1203: }
1204: /* concatnate */
1205: k = 0;
1206: for (i=size-1; i>=0; i--) {
1207: ob2 = peek(i);
1208: strcpy(&((ob1.lc.str)[k]),ob2.lc.str);
1209: k = strlen(ob1.lc.str);
1210: }
1211: /* clear the arguments */
1212: for (i=size-1; i>=0; i--) {
1213: ob2 = Kpop();
1214: }
1215: Kpush(ob1);
1216: break;
1217:
1218: case Sset_timer:
1219: /* 118p */
1220: if (timerStart) {
1221: before_real = time(&before_real);
1222: times(&before);
1223: timerStart = 0; TimerOn = 1;
1224: }else{
1225: times(&after);
1226: after_real = time(&after_real);
1227: if (TimerOn) {
1.4 takayama 1228: printf("User time: %f seconds, System time: %f seconds, Real time: %d s\n",
1229: ((double)(after.tms_utime - before.tms_utime)) /100.0,
1230: ((double)(after.tms_stime - before.tms_stime)) /100.0,
1231: (int) (after_real-before_real));
1232: /* In cases of Solaris and Linux, the unit of tms_utime seems to
1233: be given 0.01 seconds. */
1.1 maekawa 1234:
1235: }
1236: timerStart = 1; TimerOn = 0;
1237: }
1238: break;
1239:
1240: case Susage:
1241: ob1 = Kpop();
1242: Kusage(ob1);
1243: break;
1244:
1245: case Sto_records:
1246: ob1 = Kpop();
1247: switch(ob1.tag) {
1248: case Sdollar: break;
1249: default: errorStackmachine("Usage:to_records");
1250: }
1251: ob2 = KtoRecords(ob1);
1252: size = getoaSize(ob2);
1253: for (i=0; i<size; i++) {
1254: Kpush(getoa(ob2,i));
1255: }
1256: rob.tag = Sinteger;
1257: rob.lc.ival = size;
1258: Kpush(rob);
1259: break;
1260:
1261: case Ssystem_variable:
1262: ob1 = Kpop();
1263: switch(ob1.tag) {
1264: case Sarray: break;
1265: default: errorStackmachine("Usage:system_variable");
1266: }
1267: Kpush(KsystemVariable(ob1));
1268: break;
1269:
1270: /* kan primitives :kan :ring */
1271: case Sset_order_by_matrix:
1272: ob1 = Kpop();
1273: KsetOrderByObjArray(ob1);
1274: break;
1275: case Sset_up_ring:
1.7 takayama 1276: KresetDegreeShift();
1.1 maekawa 1277: ob5 = Kpop(); ob4=Kpop(); ob3=Kpop(); ob2=Kpop(); ob1=Kpop();
1278: KsetUpRing(ob1,ob2,ob3,ob4,ob5);
1279: break;
1280: case Sshow_ring:
1281: KshowRing(CurrentRingp);
1282: break;
1283: case Sswitch_function:
1284: ob1 = Kpop();
1285: ob2 = Kpop();
1286: ob3 = KswitchFunction(ob2,ob1);
1287: if (!isNullObject(ob3)) {
1288: Kpush(ob3);
1289: }
1290: break;
1291: case Sprint_switch_status:
1292: KprintSwitchStatus();
1293: break;
1294: case Sreplace:
1295: ob2 = Kpop();
1296: ob1 = Kpop();
1297: Kpush(KoReplace(ob1,ob2));
1298: break;
1299:
1300: case Scoefficients:
1301: ob2 = Kpop();
1302: ob1 = Kpop();
1303: Kpush(Kparts(ob1,ob2));
1304: break;
1305:
1306: case Scoeff2:
1307: ob2 = Kpop();
1308: ob1 = Kpop();
1309: Kpush(Kparts2(ob1,ob2));
1310: break;
1311:
1312: case Sdegree:
1313: ob2 = Kpop();
1314: ob1 = Kpop();
1315: Kpush(Kdegree(ob1,ob2));
1316: break;
1317: case Sspol:
1318: ob2 = Kpop();
1319: ob1 = Kpop();
1320: Kpush(Ksp(ob1,ob2));
1321: break;
1322:
1323: case Seval:
1324: ob1 = Kpop();
1325: Kpush(Keval(ob1));
1326: break;
1327:
1328: case Sreduction:
1329: ob2 = Kpop();
1330: ob1 = Kpop();
1331: Kpush(Kreduction(ob1,ob2));
1332: break;
1333:
1334: case Sgroebner :
1335: ob1 = Kpop();
1336: Kpush(Kgroebner(ob1));
1337: break;
1338:
1339: case Shomogenize :
1340: ob1 = Kpop();
1341: Kpush(homogenizeObject(ob1,&i));
1342: break;
1343:
1344: case Sprincipal :
1345: ob1 = Kpop();
1346: Kpush(oPrincipalPart(ob1));
1347: break;
1348:
1349: case Sinit:
1350: ob2 = Kpop();
1351: if (ob2.tag != Sarray) {
1352: Kpush(Khead(ob2));
1353: }else{
1.6 takayama 1354: if (getoaSize(ob2) > 0) {
1355: if (getoa(ob2,getoaSize(ob2)-1).tag == Spoly) {
1356: Kpush(oInitW(ob2,newObjectArray(0)));
1357: }else{
1358: ob1 = Kpop();
1359: Kpush(oInitW(ob1,ob2));
1360: }
1361: }else{
1362: ob1 = Kpop();
1363: Kpush(oInitW(ob1,ob2));
1364: }
1.1 maekawa 1365: }
1366: break;
1367:
1368: case Sextension:
1369: ob1 = Kpop();
1370: Kpush(Kextension(ob1));
1371: break;
1372:
1373: case Sgbext:
1374: ob1 = Kpop();
1375: Kpush(KgbExtension(ob1));
1376: break;
1377:
1378: case Snewstack:
1379: ob1 = Kpop();
1380: switch(ob1.tag) {
1381: case Sinteger:
1382: Kpush(newOperandStack(ob1.lc.ival));
1383: break;
1384: default:
1385: errorStackmachine("Usage:newstack");
1386: break;
1387: }
1388: break;
1389:
1390: case Ssetstack:
1391: ob1 = Kpop();
1392: switch(ob1.tag) {
1393: case Sclass:
1394: setOperandStack(ob1);
1395: break;
1396: default:
1397: errorStackmachine("Usage:setstack");
1398: break;
1399: }
1400: break;
1401:
1402: case Sstdstack:
1403: stdOperandStack();
1404: break;
1405:
1406: case Slc:
1407: ob1 = Kpop();
1408: switch (ob1.tag) {
1409: case Sclass:
1410: Kpush(KpoInteger(ob1.lc.ival));
1411: break;
1412: default:
1413: errorStackmachine("Usage:lc");
1414: break;
1415: }
1416: break;
1417:
1418: case Src:
1419: ob1 = Kpop();
1420: switch (ob1.tag) {
1421: case Sclass:
1422: if (ClassTypes[ob1.lc.ival] == CLASS_OBJ) {
1.4 takayama 1423: Kpush(*(ob1.rc.op));
1.1 maekawa 1424: }else{
1.4 takayama 1425: warningStackmachine("<<obj rc >> works only for a class object with CLASS_OBJ attribute.\n");
1426: Kpush(ob1);
1.1 maekawa 1427: }
1428: break;
1429: default:
1430: errorStackmachine("Usage:rc");
1431: break;
1432: }
1433: break;
1434:
1435: case Snewcontext:
1436: ob1 = Kpop();
1437: ob2 = Kpop();
1438: switch(ob1.tag) {
1439: case Sclass:
1440: if (ob2.tag == Sdollar) {
1.4 takayama 1441: Kpush(KnewContext(ob1,KopString(ob2)));
1.1 maekawa 1442: }else errorStackmachine("Usage:newcontext");
1443: break;
1444: default:
1445: errorStackmachine("Usage:newcontext");
1446: break;
1447: }
1448: break;
1449:
1450: case Ssetcontext:
1451: ob1 = Kpop();
1452: switch(ob1.tag) {
1453: case Sclass:
1454: KsetContext(ob1);
1455: break;
1456: default:
1457: errorStackmachine("Usage:setcontext");
1458: break;
1459: }
1460: break;
1461:
1462: case Ssupercontext:
1463: ob1 = Kpop();
1464: switch(ob1.tag) {
1465: case Sclass:
1466: Kpush(getSuperContext(ob1));
1467: break;
1468: default:
1469: errorStackmachine("Usage:supercontext");
1470: break;
1471: }
1472: break;
1473:
1474: case Ssendmsg:
1475: /* ob2 { .........} sendmsg */
1476: /* cf. debug/kobj.sm1 */
1477: ob1 = Kpop();
1478: ob2 = Kpop();
1479: switch(ob1.tag) {
1480: case SexecutableArray: break;
1481: default: errorStackmachine("Usage:sendmsg");
1482: }
1483: ccflag = 0;
1484: if (ob2.tag == Sarray ) {
1485: if (getoaSize(ob2) >= 1) {
1.4 takayama 1486: ob3 = getoa(ob2,0);
1487: if (ectag(ob3) == CLASSNAME_CONTEXT) {
1488: contextControl(CCPUSH); ccflag = 1; /* push the current context. */
1489: CurrentContextp = (struct context *)ecbody(ob3);
1490: }
1.1 maekawa 1491: }
1492: }
1493: if (!ccflag) {
1494: contextControl(CCPUSH); ccflag = 1;
1495: CurrentContextp = PrimitiveContextp;
1496: }
1497: /* normal exec. */
1498: Kpush(ob2);
1499: tokenArray = ob1.lc.tokenArray;
1500: size = ob1.rc.ival;
1501: for (i=0; i<size; i++) {
1502: token = tokenArray[i];
1503: status = executeToken(token);
1504: if (status != 0) break;
1505: }
1506: if (ccflag) {
1507: contextControl(CCPOP); ccflag = 0; /* recover the Current context. */
1508: }
1509:
1510: break;
1511: case Ssendmsg2:
1512: /* ob2 ob4 { .........} sendmsg2 */
1513: /* Context is determined by ob2 or ob1 */
1514: ob1 = Kpop();
1515: ob4 = Kpop();
1516: ob2 = Kpop();
1517: switch(ob1.tag) {
1518: case SexecutableArray: break;
1519: default: errorStackmachine("Usage:sendmsg2");
1520: }
1521: ccflag = 0;
1522: if (ob2.tag == Sarray ) {
1523: if (getoaSize(ob2) >= 1) {
1.4 takayama 1524: ob3 = getoa(ob2,0);
1525: if (ectag(ob3) == CLASSNAME_CONTEXT) {
1526: contextControl(CCPUSH); ccflag = 1; /* push the current context. */
1527: CurrentContextp = (struct context *)ecbody(ob3);
1528: }
1.1 maekawa 1529: }
1530: }
1531: if (!ccflag && ob4.tag == Sarray) {
1532: if (getoaSize(ob4) >= 1) {
1.4 takayama 1533: ob3 = getoa(ob4,0);
1534: if (ectag(ob3) == CLASSNAME_CONTEXT) {
1535: contextControl(CCPUSH); ccflag = 1; /* push the current context. */
1536: CurrentContextp = (struct context *)ecbody(ob3);
1537: }
1.1 maekawa 1538: }
1539: }
1540: if (!ccflag) {
1541: contextControl(CCPUSH); ccflag = 1;
1542: CurrentContextp = PrimitiveContextp;
1543: }
1544: /* normal exec. */
1545: Kpush(ob2); Kpush(ob4);
1546: tokenArray = ob1.lc.tokenArray;
1547: size = ob1.rc.ival;
1548: for (i=0; i<size; i++) {
1549: token = tokenArray[i];
1.10 takayama 1550: InSendmsg2 = 1;
1.1 maekawa 1551: status = executeToken(token);
1.10 takayama 1552: InSendmsg2 = 0;
1.8 takayama 1553: if (QuoteMode && (status==DO_QUOTE)) {
1554: /* generate tree object, for kan/k0 */
1555: struct object qob;
1556: struct object qattr;
1557: struct object qattr2;
1558: if (i==0) { Kpop(); Kpop();}
1559: qob = newObjectArray(3);
1560: qattr = newObjectArray(1);
1561: qattr2 = newObjectArray(2);
1562: /* Set the node name of the tree. */
1563: if (token.kind == ID) {
1564: putoa(qob,0,KpoString(token.token));
1565: }else{
1566: putoa(qob,0,KpoString("unknown"));
1567: }
1568: /* Set the attibute list; class=className */
1569: if (ob2.tag == Sdollar) {
1.11 takayama 1570: putoa(qattr2,0,KpoString("cd"));
1.8 takayama 1571: putoa(qattr2,1,ob2);
1572: }else{
1.11 takayama 1573: putoa(qattr2,0,KpoString("class"));
1.8 takayama 1574: putoa(qattr2,1,KpoString(CurrentContextp->contextName));
1575: }
1576: putoa(qattr,0,qattr2);
1577: putoa(qob,1,qattr);
1578: putoa(qob,2,ob4); /* Argument */
1579: qob = KpoTree(qob);
1580: Kpush(qob);
1581: } else if (status != 0) break;
1.1 maekawa 1582: }
1583: if (ccflag) {
1584: contextControl(CCPOP); ccflag = 0;
1585: /* recover the Current context. */
1586: /* Note that it is not recovered in case of error. */
1587: }
1588:
1589: break;
1590: case Sprimmsg:
1591: /* { .........} primmsg */
1592: /* Context is PrimitiveContext. */
1593: ob1 = Kpop();
1594: switch(ob1.tag) {
1595: case SexecutableArray: break;
1596: default: errorStackmachine("Usage:primmsg");
1597: }
1598: contextControl(CCPUSH); ccflag = 1;
1599: CurrentContextp = PrimitiveContextp;
1600: /* normal exec. */
1601: tokenArray = ob1.lc.tokenArray;
1602: size = ob1.rc.ival;
1603: for (i=0; i<size; i++) {
1604: token = tokenArray[i];
1605: status = executeToken(token);
1606: if (status != 0) break;
1607: }
1608:
1609: contextControl(CCPOP); /* recover the Current context. */
1610: break;
1611:
1612: case Ssupmsg2:
1613: /* ob2 ob4 { .........} supmsg2 */
1614: /* Context is super class of ob2 */
1615: ob1 = Kpop();
1616: ob4 = Kpop();
1617: ob2 = Kpop();
1618: switch(ob1.tag) {
1619: case SexecutableArray: break;
1620: default: errorStackmachine("Usage:supmsg2");
1621: }
1622: ccflag = 0;
1623: if (ob2.tag == Sarray ) {
1624: if (getoaSize(ob2) >= 1) {
1.4 takayama 1625: ob3 = getoa(ob2,0);
1626: if (ectag(ob3) == CLASSNAME_CONTEXT) {
1627: if (((struct context *)ecbody(ob3))->super == NULL) {
1628: errorStackmachine("supmsg2: SuperClass is NIL.");
1629: }
1630: contextControl(CCPUSH); ccflag = 1; /* push the current context. */
1631: CurrentContextp = ((struct context *)ecbody(ob3))->super;
1632: }
1.1 maekawa 1633: }
1634: }
1635: if (!ccflag && (ob4.tag == Sarray) ) {
1636: if (getoaSize(ob4) >= 1) {
1.4 takayama 1637: ob3 = getoa(ob4,0);
1638: if (ectag(ob3) == CLASSNAME_CONTEXT) {
1639: if (((struct context *)ecbody(ob3))->super == NULL) {
1640: errorStackmachine("supmsg2: SuperClass is NIL.");
1641: }
1642: contextControl(CCPUSH); ccflag = 1; /* push the current context. */
1643: CurrentContextp = ((struct context *)ecbody(ob3))->super;
1644: }
1.1 maekawa 1645: }
1646: }
1647: if (!ccflag) {
1648: contextControl(CCPUSH); ccflag = 1;
1649: CurrentContextp = PrimitiveContextp;
1650: }
1651: /* normal exec. */
1652: Kpush(ob2); Kpush(ob4);
1653: tokenArray = ob1.lc.tokenArray;
1654: size = ob1.rc.ival;
1655: for (i=0; i<size; i++) {
1656: token = tokenArray[i];
1657: status = executeToken(token);
1658: if (status != 0) break;
1659: }
1660: if (ccflag) {
1661: contextControl(CCPOP); ccflag = 0; /* recover the Current context. */
1662: }
1663:
1664: break;
1665:
1666: case Serror:
1667: ob1 = peek(0);
1668: if (ob1.tag == Sdollar) {
1669: /* compose error message */
1670: ob = Kpop();
1671: str = (char *) sGC_malloc(sizeof(char)*(strlen("error operator : ")+
1.4 takayama 1672: strlen(KopString(ob1))+ 10));
1.1 maekawa 1673: if (str == NULL) errorStackmachine("No more memory.");
1674: strcpy(str,"error operator : ");
1675: strcat(str,KopString(ob1));
1676: errorStackmachine(str);
1677: }else{
1678: errorStackmachine("error operator.");
1679: }
1680: break;
1681: case Smpzext:
1682: ob1 = Kpop();
1683: Kpush(KmpzExtension(ob1));
1684: break;
1685:
1686: case Scclass:
1687: ob3 = Kpop();
1688: ob2 = Kpop();
1689: ob1 = Kpop();
1690: /* [class-tag super-obj] size [class-tag] cclass */
1691: Kpush(KcreateClassIncetance(ob1,ob2,ob3));
1692: break;
1693:
1694: case Stest:
1695: /* test is used for a test of a new function. */
1696: ob2 = Kpop();
1697: ob1 = Kpop();
1698: Kpush(hilberto(ob1,ob2));
1699: /*
1.4 takayama 1700: {
1701: ob1 = Kpop();
1702: Kpush(test(ob1));
1.1 maekawa 1703:
1.4 takayama 1704: }
1.1 maekawa 1705: */
1.9 takayama 1706: break;
1707:
1708: case Soxshell:
1709: ob1 = Kpop();
1710: Kpush(KoxShell(ob1));
1.1 maekawa 1711: break;
1.5 takayama 1712:
1713: case Stlimit:
1714: /* { } time tlimit */
1715: ob2 = Kpop();
1716: ob1 = Kpop();
1717: switch(ob2.tag) {
1718: case Sinteger: break;
1719: default: errorStackmachine("Usage:tlimit"); break;
1720: }
1721: switch(ob1.tag) {
1722: case SexecutableArray: break;
1723: default:
1724: errorStackmachine("Usage:tlimit");
1725: break;
1726: }
1727: tokenArray = ob1.lc.tokenArray;
1728: size = ob1.rc.ival;
1729: n = ob2.lc.ival;
1730: i = 0;
1731: if (n > 0) {
1732: signal(SIGALRM,ctrlC); alarm((unsigned int) n);
1733: for (i=0; i<size; i++) {
1734: token = tokenArray[i];
1735: status = executeToken(token);
1736: }
1737: cancelAlarm();
1738: }else{
1739: before_real = time(&before_real);
1740: times(&before);
1741: for (i=0; i<size; i++) {
1742: token = tokenArray[i];
1743: status = executeToken(token);
1744: }
1745: times(&after);
1746: after_real = time(&after_real);
1747: ob1 = newObjectArray(3);
1748: putoa(ob1,0,KpoInteger((int) after.tms_utime - before.tms_utime));
1749: putoa(ob1,1,KpoInteger((int) after.tms_stime - before.tms_stime));
1750: putoa(ob1,2,KpoInteger((int) (after_real-before_real)));
1751: Kpush(ob1);
1752: }
1753: break;
1.1 maekawa 1754:
1755:
1756: default:
1757: errorStackmachine("Unknown Soperator type. \n");
1758: }
1759: return(0); /* normal exit */
1760: }
1761:
1762:
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