1: /*
2: ================================================================================
3: RPL/2 (R) version 4.1.36
4: Copyright (C) 1989-2025 Dr. BERTRAND Joël
5:
6: This file is part of RPL/2.
7:
8: RPL/2 is free software; you can redistribute it and/or modify it
9: under the terms of the CeCILL V2 License as published by the french
10: CEA, CNRS and INRIA.
11:
12: RPL/2 is distributed in the hope that it will be useful, but WITHOUT
13: ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14: FITNESS FOR A PARTICULAR PURPOSE. See the CeCILL V2 License
15: for more details.
16:
17: You should have received a copy of the CeCILL License
18: along with RPL/2. If not, write to info@cecill.info.
19: ================================================================================
20: */
21:
22:
23: #include "rpl-conv.h"
24:
25:
26: /*
27: ================================================================================
28: Analyseur syntaxique de l'interprète RPL/2
29: ================================================================================
30: Entrées :
31: --------------------------------------------------------------------------------
32: Sorties :
33: --------------------------------------------------------------------------------
34: Effets de bord : néant
35: ================================================================================
36: */
37:
38: static void
39: creation_instruction(struct_processus *s_etat_processus,
40: unsigned char *instruction, void (*routine)())
41: {
42: int i;
43:
44: struct_instruction *l_instruction_courante;
45:
46: unsigned char *ptr;
47:
48: BUG(strlen(instruction) >= d_longueur_maximale_instruction,
49: printf("%s -> %d >= %d\n", instruction, (int) strlen(instruction),
50: d_longueur_maximale_instruction));
51:
52: if ((*s_etat_processus).arbre_instructions == NULL)
53: {
54: if (((*s_etat_processus).arbre_instructions =
55: malloc(sizeof(struct_instruction))) == NULL)
56: {
57: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
58: return;
59: }
60:
61: (*(*s_etat_processus).arbre_instructions).feuille = NULL;
62:
63: if (((*(*s_etat_processus).arbre_instructions).noeuds =
64: malloc(((size_t) (*s_etat_processus).nombre_caracteres)
65: * sizeof(struct_instruction))) == NULL)
66: {
67: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
68: return;
69: }
70:
71: for(i = 0; i < (*s_etat_processus).nombre_caracteres; i++)
72: {
73: (*(*s_etat_processus).arbre_instructions).noeuds[i] = NULL;
74: }
75: }
76:
77: l_instruction_courante = (*s_etat_processus).arbre_instructions;
78: ptr = instruction;
79:
80: while((*ptr) != d_code_fin_chaine)
81: {
82: BUG((*s_etat_processus).pointeurs_caracteres[*ptr] < 0,
83: printf("Instruction=\"%s\", (*ptr)='%c'\n",
84: instruction, *ptr));
85:
86: if ((*l_instruction_courante).noeuds[(*s_etat_processus)
87: .pointeurs_caracteres[*ptr]] == NULL)
88: {
89: // Le noeud suivant n'existe pas, on le crée.
90:
91: if (((*l_instruction_courante).noeuds[(*s_etat_processus)
92: .pointeurs_caracteres[*ptr]] =
93: malloc(sizeof(struct_instruction))) == NULL)
94: {
95: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
96: return;
97: }
98:
99: (*(*l_instruction_courante).noeuds[(*s_etat_processus)
100: .pointeurs_caracteres[*ptr]]).feuille = NULL;
101:
102: if (((*(*l_instruction_courante).noeuds[(*s_etat_processus)
103: .pointeurs_caracteres[*ptr]]).noeuds =
104: malloc(((size_t) (*s_etat_processus).nombre_caracteres)
105: * sizeof(struct_instruction))) == NULL)
106: {
107: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
108: return;
109: }
110:
111: for(i = 0; i < (*s_etat_processus).nombre_caracteres; i++)
112: {
113: (*(*l_instruction_courante).noeuds[(*s_etat_processus)
114: .pointeurs_caracteres[*ptr]]).noeuds[i] = NULL;
115: }
116: }
117:
118: l_instruction_courante = (*l_instruction_courante).noeuds
119: [(*s_etat_processus).pointeurs_caracteres[*ptr]];
120: ptr++;
121: }
122:
123: BUG((*l_instruction_courante).feuille != NULL,
124: printf("Instruction=\"%s\"\n", instruction));
125:
126: (*l_instruction_courante).feuille = routine;
127:
128: return;
129: }
130:
131:
132: void
133: liberation_arbre_instructions(struct_processus *s_etat_processus,
134: struct_instruction *arbre)
135: {
136: int i;
137:
138: for(i = 0; i < (*s_etat_processus).nombre_caracteres; i++)
139: {
140: if ((*arbre).noeuds[i] != NULL)
141: {
142: liberation_arbre_instructions(s_etat_processus, (*arbre).noeuds[i]);
143: }
144: }
145:
146: free((*arbre).noeuds);
147: free(arbre);
148:
149: return;
150: }
151:
152:
153: /*
154: * Caractères autorisés dans les instructions
155: *
156: * A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
157: * e i (mais traités comme des majuscules grâce à 'instruction_*_sensible()'
158: * + - * / % ^ < > = ? 1 2
159: */
160:
161: void
162: initialisation_instructions(struct_processus *s_etat_processus)
163: {
164: int decalage;
165: int i;
166: int longueur_tableau;
167:
168: unsigned char caractere;
169:
170: // Récupération de la longueur d'un unsigned char
171:
172: longueur_tableau = 1;
173: decalage = 0;
174: caractere = 1;
175:
176: while((1L << decalage) == (long) ((unsigned char) (caractere << decalage)))
177: {
178: decalage++;
179: longueur_tableau *= 2;
180: }
181:
182: if (((*s_etat_processus).pointeurs_caracteres =
183: malloc(((size_t) longueur_tableau * sizeof(int)))) == NULL)
184: {
185: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
186: return;
187: }
188:
189: for(i = 0; i < longueur_tableau; i++)
190: {
191: (*s_etat_processus).pointeurs_caracteres[i] = -1;
192: }
193:
194: (*s_etat_processus).nombre_caracteres = 0;
195:
196: #define DECLARATION_CARACTERE(c) \
197: do { (*s_etat_processus).pointeurs_caracteres[c] = \
198: (*s_etat_processus).nombre_caracteres++; } while(0)
199:
200: DECLARATION_CARACTERE('A');
201: DECLARATION_CARACTERE('B');
202: DECLARATION_CARACTERE('C');
203: DECLARATION_CARACTERE('D');
204: DECLARATION_CARACTERE('E');
205: DECLARATION_CARACTERE('F');
206: DECLARATION_CARACTERE('G');
207: DECLARATION_CARACTERE('H');
208: DECLARATION_CARACTERE('I');
209: DECLARATION_CARACTERE('J');
210: DECLARATION_CARACTERE('K');
211: DECLARATION_CARACTERE('L');
212: DECLARATION_CARACTERE('M');
213: DECLARATION_CARACTERE('N');
214: DECLARATION_CARACTERE('O');
215: DECLARATION_CARACTERE('P');
216: DECLARATION_CARACTERE('Q');
217: DECLARATION_CARACTERE('R');
218: DECLARATION_CARACTERE('S');
219: DECLARATION_CARACTERE('T');
220: DECLARATION_CARACTERE('U');
221: DECLARATION_CARACTERE('V');
222: DECLARATION_CARACTERE('W');
223: DECLARATION_CARACTERE('X');
224: DECLARATION_CARACTERE('Y');
225: DECLARATION_CARACTERE('Z');
226: DECLARATION_CARACTERE('+');
227: DECLARATION_CARACTERE('-');
228: DECLARATION_CARACTERE('/');
229: DECLARATION_CARACTERE('*');
230: DECLARATION_CARACTERE('%');
231: DECLARATION_CARACTERE('^');
232: DECLARATION_CARACTERE('<');
233: DECLARATION_CARACTERE('>');
234: DECLARATION_CARACTERE('=');
235: DECLARATION_CARACTERE('?');
236: DECLARATION_CARACTERE('1');
237: DECLARATION_CARACTERE('2');
238:
239: #undef DECLARATION_CARACTERE
240:
241: #define INSTRUCTION(chaine, fonction) \
242: creation_instruction(s_etat_processus, chaine, fonction)
243:
244: INSTRUCTION("E", instruction_sensible_e);
245: INSTRUCTION("I", instruction_sensible_i);
246: INSTRUCTION("+", instruction_plus);
247: INSTRUCTION("-", instruction_moins);
248: INSTRUCTION("*", instruction_multiplication);
249: INSTRUCTION("/", instruction_division);
250: INSTRUCTION("%", instruction_pourcent);
251: INSTRUCTION("^", instruction_puissance);
252: INSTRUCTION("<", instruction_lt);
253: INSTRUCTION("=", instruction_egalite);
254: INSTRUCTION(">", instruction_gt);
255:
256: INSTRUCTION("CF", instruction_cf);
257: INSTRUCTION("CR", instruction_cr);
258: INSTRUCTION("DO", instruction_do);
259: INSTRUCTION("FP", instruction_fp);
260: INSTRUCTION("IF", instruction_if);
261: INSTRUCTION("IM", instruction_im);
262: INSTRUCTION("IN", instruction_in);
263: INSTRUCTION("IP", instruction_ip);
264: INSTRUCTION("LN", instruction_ln);
265: INSTRUCTION("LQ", instruction_lq);
266: INSTRUCTION("LU", instruction_lu);
267: INSTRUCTION("NS", instruction_ns);
268: INSTRUCTION("OR", instruction_or);
269: INSTRUCTION("PI", instruction_pi);
270: INSTRUCTION("QR", instruction_qr);
271: INSTRUCTION("RE", instruction_re);
272: INSTRUCTION("RL", instruction_rl);
273: INSTRUCTION("RR", instruction_rr);
274: INSTRUCTION("SF", instruction_sf);
275: INSTRUCTION("SL", instruction_sl);
276: INSTRUCTION("SQ", instruction_sq);
277: INSTRUCTION("SR", instruction_sr);
278: INSTRUCTION("SX", instruction_sx);
279: INSTRUCTION("SY", instruction_sy);
280: INSTRUCTION("S+", instruction_s_plus);
281: INSTRUCTION("S-", instruction_s_moins);
282: INSTRUCTION("->", instruction_fleche);
283: INSTRUCTION("*D", instruction_star_d);
284: INSTRUCTION("*H", instruction_star_h);
285: INSTRUCTION("*S", instruction_star_s);
286: INSTRUCTION("*W", instruction_star_w);
287: INSTRUCTION("**", instruction_puissance);
288: INSTRUCTION("%T", instruction_pourcent_t);
289: INSTRUCTION("<=", instruction_le);
290: INSTRUCTION("<<", instruction_vers_niveau_superieur);
291: INSTRUCTION("<>", instruction_ne);
292: INSTRUCTION("==", instruction_same);
293: INSTRUCTION("=>", instruction_ge);
294: INSTRUCTION("=<", instruction_le);
295: INSTRUCTION(">=", instruction_ge);
296: INSTRUCTION(">>", instruction_vers_niveau_inferieur);
297:
298: INSTRUCTION("ABS", instruction_abs);
299: INSTRUCTION("AND", instruction_and);
300: //INSTRUCTION("ARC")
301: //(centre, rayon, theta1, theta2 dans le sens trigonométrique)
302: INSTRUCTION("ARG", instruction_arg);
303: INSTRUCTION("ASL", instruction_asl);
304: INSTRUCTION("ASR", instruction_asr);
305: //INSTRUCTION("BAR")
306: //Instruction HP48 (sélectionne le type de graphique à barres)
307: //Chaque point est représenté par une barre verticale.
308: INSTRUCTION("BIN", instruction_bin);
309: //INSTRUCTION("BOX")
310: //(point 1, point 2)
311: INSTRUCTION("CHR", instruction_chr);
312: INSTRUCTION("CLS", instruction_cls);
313: INSTRUCTION("CON", instruction_con);
314: INSTRUCTION("COS", instruction_cos);
315: INSTRUCTION("COV", instruction_cov);
316: INSTRUCTION("DEC", instruction_dec);
317: INSTRUCTION("DEG", instruction_deg);
318: INSTRUCTION("DER", instruction_der);
319: INSTRUCTION("DET", instruction_det);
320: INSTRUCTION("DFT", instruction_dft);
321: INSTRUCTION("DOT", instruction_dot);
322: INSTRUCTION("DUP", instruction_dup);
323: INSTRUCTION("EGV", instruction_egv);
324: INSTRUCTION("END", instruction_end);
325: INSTRUCTION("ENG", instruction_eng);
326: INSTRUCTION("EQV", instruction_eqv);
327: INSTRUCTION("EXP", instruction_exp);
328: INSTRUCTION("FC?", instruction_fc_test);
329: INSTRUCTION("FFT", instruction_fft);
330: //INSTRUCTION("FIT")
331: //Extension RPL/2 (choix de la méthode de régression, par défaut, 'LINEAR'.
332: //Les types sont
333: //'LINEAR' => y = b + mx
334: //'LOGARITHMIC' => y = b + m ln(x)
335: //'EXPONENTIAL' => y = be^(mx) ou ln(y) = ln(b) + mx
336: //'POWER' => y = bx^m ou ln(y) = ln(b) + m ln(x)
337: INSTRUCTION("FIX", instruction_fix);
338: INSTRUCTION("FOR", instruction_for);
339: INSTRUCTION("FS?", instruction_fs_test);
340: INSTRUCTION("GET", instruction_get);
341: INSTRUCTION("HEX", instruction_hex);
342: INSTRUCTION("IDN", instruction_idn);
343: INSTRUCTION("IFT", instruction_ift);
344: INSTRUCTION("INT", instruction_int);
345: INSTRUCTION("INV", instruction_inv);
346: INSTRUCTION("KEY", instruction_key);
347: INSTRUCTION("LOG", instruction_log);
348: INSTRUCTION("LSQ", instruction_lsq);
349: INSTRUCTION("MAX", instruction_max);
350: INSTRUCTION("MEM", instruction_mem);
351: INSTRUCTION("MIN", instruction_min);
352: INSTRUCTION("MOD", instruction_mod);
353: INSTRUCTION("NEG", instruction_neg);
354: INSTRUCTION("NOT", instruction_not);
355: INSTRUCTION("NUM", instruction_num);
356: INSTRUCTION("OCT", instruction_oct);
357: INSTRUCTION("POS", instruction_pos);
358: INSTRUCTION("PR1", instruction_pr1);
359: INSTRUCTION("PUT", instruction_put);
360: INSTRUCTION("RAD", instruction_rad);
361: INSTRUCTION("RCI", instruction_rci);
362: INSTRUCTION("RCL", instruction_rcl);
363: INSTRUCTION("RDM", instruction_rdm);
364: INSTRUCTION("RDZ", instruction_rdz);
365: INSTRUCTION("RES", instruction_res);
366: INSTRUCTION("RLB", instruction_rlb);
367: INSTRUCTION("RND", instruction_rnd);
368: INSTRUCTION("ROT", instruction_rot);
369: INSTRUCTION("RRB", instruction_rrb);
370: INSTRUCTION("RSD", instruction_rsd);
371: INSTRUCTION("SCI", instruction_sci);
372: INSTRUCTION("SIN", instruction_sin);
373: INSTRUCTION("SLB", instruction_slb);
374: INSTRUCTION("SRB", instruction_srb);
375: INSTRUCTION("SST", instruction_sst);
376: INSTRUCTION("STD", instruction_std);
377: INSTRUCTION("STO", instruction_sto);
378: INSTRUCTION("SVD", instruction_svd);
379: INSTRUCTION("SVL", instruction_svl);
380: INSTRUCTION("SUB", instruction_sub);
381: INSTRUCTION("SWI", instruction_swi);
382: INSTRUCTION("SX2", instruction_sx2);
383: INSTRUCTION("SXY", instruction_sxy);
384: INSTRUCTION("SY2", instruction_sy2);
385: INSTRUCTION("TAN", instruction_tan);
386: INSTRUCTION("TOT", instruction_tot);
387: INSTRUCTION("TRN", instruction_trn);
388: INSTRUCTION("USE", instruction_use);
389: INSTRUCTION("VAR", instruction_var);
390: //INSTRUCTION("V->")
391: //Instruction HP48 (éclate un vecteur [ x y ] => x y quel que soit le
392: //système de
393: //coordonnées)
394: INSTRUCTION("XOR", instruction_xor);
395: INSTRUCTION("->Q", instruction_fleche_q);
396: INSTRUCTION("%CH", instruction_pourcent_ch);
397:
398: INSTRUCTION("ACOS", instruction_acos);
399: INSTRUCTION("ALOG", instruction_alog);
400: INSTRUCTION("ASIN", instruction_asin);
401: INSTRUCTION("ATAN", instruction_atan);
402: INSTRUCTION("AXES", instruction_axes);
403: INSTRUCTION("BEEP", instruction_beep);
404: INSTRUCTION("B->R", instruction_b_vers_r);
405: INSTRUCTION("CASE", instruction_case);
406: INSTRUCTION("CEIL", instruction_ceil);
407: INSTRUCTION("CLMF", instruction_clmf);
408: INSTRUCTION("CNRM", instruction_cnrm);
409: INSTRUCTION("COLS", instruction_cols);
410: INSTRUCTION("COL+", instruction_col_plus);
411: INSTRUCTION("COL-", instruction_col_moins);
412: INSTRUCTION("COMB", instruction_comb);
413: INSTRUCTION("COND", instruction_cond);
414: INSTRUCTION("CONJ", instruction_conj);
415: INSTRUCTION("CONT", instruction_cont);
416: INSTRUCTION("COPY", instruction_copy);
417: INSTRUCTION("CORR", instruction_corr);
418: INSTRUCTION("COSH", instruction_cosh);
419: INSTRUCTION("CSWP", instruction_cswp);
420: INSTRUCTION("C->R", instruction_c_vers_r);
421: INSTRUCTION("DATE", instruction_date);
422: INSTRUCTION("DECR", instruction_decr);
423: INSTRUCTION("DISP", instruction_disp);
424: INSTRUCTION("DRAW", instruction_draw);
425: INSTRUCTION("DRAX", instruction_drax);
426: INSTRUCTION("DROP", instruction_drop);
427: INSTRUCTION("DRWS", instruction_drws);
428: INSTRUCTION("DUP2", instruction_dup2);
429: INSTRUCTION("DUPN", instruction_dupn);
430: INSTRUCTION("D->R", instruction_d_vers_r);
431: INSTRUCTION("EDIT", instruction_edit);
432: INSTRUCTION("EGVL", instruction_egvl);
433: INSTRUCTION("ELSE", instruction_else);
434: INSTRUCTION("ERRM", instruction_errm);
435: INSTRUCTION("ERRN", instruction_errn);
436: INSTRUCTION("EVAL", instruction_eval);
437: INSTRUCTION("EXIT", instruction_exit);
438: INSTRUCTION("EXPM", instruction_expm);
439: INSTRUCTION("FACT", instruction_fact);
440: INSTRUCTION("FC?C", instruction_fc_test_c);
441: INSTRUCTION("FC?S", instruction_fc_test_s);
442: //INSTRUCTION("FORM")
443: INSTRUCTION("FS?C", instruction_fs_test_c);
444: INSTRUCTION("FS?S", instruction_fs_test_s);
445: INSTRUCTION("FUSE", instruction_fuse);
446: INSTRUCTION("GEGV", instruction_gegv);
447: INSTRUCTION("GETC", instruction_getc);
448: INSTRUCTION("GETI", instruction_geti);
449: INSTRUCTION("GETR", instruction_getr);
450: INSTRUCTION("HALT", instruction_halt);
451: INSTRUCTION("HEAD", instruction_head);
452: INSTRUCTION("HELP", instruction_help);
453: INSTRUCTION("HMS+", instruction_hms_plus);
454: INSTRUCTION("HMS-", instruction_hms_moins);
455: //INSTRUCTION("HOME");
456: INSTRUCTION("IDFT", instruction_idft);
457: INSTRUCTION("IFFT", instruction_ifft);
458: INSTRUCTION("IFTE", instruction_ifte);
459: INSTRUCTION("INCR", instruction_incr);
460: //INSTRUCTION("ISOL");
461: INSTRUCTION("ISWI", instruction_iswi);
462: INSTRUCTION("KILL", instruction_kill);
463: INSTRUCTION("KIND", instruction_kind);
464: INSTRUCTION("LAST", instruction_last);
465: INSTRUCTION("LEGV", instruction_legv);
466: INSTRUCTION("LINE", instruction_line);
467: INSTRUCTION("LNP1", instruction_lnp1);
468: INSTRUCTION("LOCK", instruction_lock);
469: INSTRUCTION("L->T", instruction_l_vers_t);
470: INSTRUCTION("MANT", instruction_mant);
471: INSTRUCTION("MARK", instruction_mark);
472: //INSTRUCTION("MAXR")
473: INSTRUCTION("MAXS", instruction_maxs);
474: INSTRUCTION("MEAN", instruction_mean);
475: //INSTRUCTION("MINR");
476: INSTRUCTION("MINS", instruction_mins); // MAXDOUBLE/MINDOUBLE
477: INSTRUCTION("NEXT", instruction_next);
478: //INSTRUCTION("NUMX");
479: //INSTRUCTION("NUMY");
480: INSTRUCTION("OPEN", instruction_open);
481: INSTRUCTION("OVER", instruction_over);
482: //INSTRUCTION("PATH");
483: INSTRUCTION("PCOV", instruction_pcov);
484: INSTRUCTION("PEEK", instruction_peek);
485: INSTRUCTION("PERM", instruction_perm);
486: INSTRUCTION("PICK", instruction_pick);
487: INSTRUCTION("PLOT", instruction_plot);
488: INSTRUCTION("PMAX", instruction_pmax);
489: INSTRUCTION("PMIN", instruction_pmin);
490: INSTRUCTION("POKE", instruction_poke);
491: INSTRUCTION("POLL", instruction_poll);
492: INSTRUCTION("PPAR", instruction_ppar);
493: INSTRUCTION("PRMD", instruction_prmd);
494: INSTRUCTION("PRST", instruction_prst);
495: INSTRUCTION("PUTC", instruction_putc);
496: INSTRUCTION("PUTI", instruction_puti);
497: INSTRUCTION("PUTR", instruction_putr);
498: INSTRUCTION("PVAR", instruction_pvar);
499: INSTRUCTION("P->R", instruction_p_vers_r);
500: //INSTRUCTION("QUAD");
501: INSTRUCTION("RAND", instruction_rand);
502: INSTRUCTION("RANK", instruction_rank);
503: //INSTRUCTION("RANM")
504: //Instruction HP48 (crée une matrice aléatoire
505: //{ nb_lignes nb_colonnes } ou tableau quelconque dont les éléments seront
506: //modifiés pour prendre des valeurs aléatoires entre -9 et 9)
507: INSTRUCTION("RCEQ", instruction_rceq);
508: INSTRUCTION("RCIJ", instruction_rcij);
509: INSTRUCTION("RCLF", instruction_rclf);
510: INSTRUCTION("RCLS", instruction_rcls);
511: INSTRUCTION("RCWS", instruction_rcws);
512: INSTRUCTION("RDGN", instruction_rdgn);
513: INSTRUCTION("READ", instruction_read);
514: INSTRUCTION("RECV", instruction_recv);
515: INSTRUCTION("REGV", instruction_regv);
516: INSTRUCTION("REPL", instruction_repl);
517: INSTRUCTION("RGDL", instruction_rgdl);
518: INSTRUCTION("RGDR", instruction_rgdr);
519: INSTRUCTION("RNRM", instruction_rnrm);
520: INSTRUCTION("ROLL", instruction_roll);
521: //INSTRUCTION("ROOT")
522: INSTRUCTION("ROW-", instruction_row_moins);
523: INSTRUCTION("ROW+", instruction_row_plus);
524: //INSTRUCTION("RREF")
525: //Instruction HP48 (transforme [A B] en [I C] par combinaisons linéaires
526: //de lignes)
527: INSTRUCTION("RSWP", instruction_rswp);
528: INSTRUCTION("R->B", instruction_r_vers_b);
529: INSTRUCTION("R->C", instruction_r_vers_c);
530: INSTRUCTION("R->D", instruction_r_vers_d);
531: INSTRUCTION("R->P", instruction_r_vers_p);
532: INSTRUCTION("SAME", instruction_same);
533: INSTRUCTION("SAVE", instruction_save);
534: INSTRUCTION("SCLS", instruction_scls);
535: INSTRUCTION("SDEV", instruction_sdev);
536: INSTRUCTION("SEND", instruction_send);
537: //INSTRUCTION("SHOW");
538: INSTRUCTION("SIGN", instruction_sign);
539: INSTRUCTION("SINH", instruction_sinh);
540: INSTRUCTION("SINV", instruction_sinv);
541: INSTRUCTION("SIZE", instruction_size);
542: INSTRUCTION("SNEG", instruction_sneg);
543: INSTRUCTION("SORT", instruction_sort);
544: INSTRUCTION("SPAR", instruction_spar);
545: INSTRUCTION("SQRT", instruction_sqrt);
546: //INSTRUCTION("SRAD");
547: INSTRUCTION("SREV", instruction_srev);
548: //INSTRUCTION("SRNM")
549: //Instruction HP48 (renvoie la norme spectrale d'un tableau. Pour une
550: //matrice,
551: //la norme spectrale est égale à sa plus grande valeur singulière. Pour un
552: //vecteur, la fonction est équivalente à ABS.
553: INSTRUCTION("STEP", instruction_step);
554: INSTRUCTION("STEQ", instruction_steq);
555: INSTRUCTION("STO*", instruction_sto_fois);
556: INSTRUCTION("STO+", instruction_sto_plus);
557: INSTRUCTION("STO-", instruction_sto_moins);
558: INSTRUCTION("STO/", instruction_sto_division);
559: INSTRUCTION("STOF", instruction_stof);
560: INSTRUCTION("STOP", instruction_stop);
561: INSTRUCTION("STOS", instruction_stos);
562: INSTRUCTION("STWS", instruction_stws);
563: INSTRUCTION("SWAP", instruction_swap);
564: INSTRUCTION("SYNC", instruction_sync);
565: INSTRUCTION("TAIL", instruction_tail);
566: INSTRUCTION("TANH", instruction_tanh);
567: INSTRUCTION("THEN", instruction_then);
568: INSTRUCTION("TIME", instruction_time);
569: INSTRUCTION("TRIM", instruction_trim);
570: INSTRUCTION("TRNC", instruction_trnc);
571: INSTRUCTION("TRUE", instruction_true);
572: INSTRUCTION("TYPE", instruction_type);
573: INSTRUCTION("T->L", instruction_t_vers_l);
574: INSTRUCTION("UTPC", instruction_utpc);
575: INSTRUCTION("UTPF", instruction_utpf);
576: INSTRUCTION("UTPN", instruction_utpn);
577: INSTRUCTION("UTPT", instruction_utpt);
578: INSTRUCTION("VARS", instruction_vars);
579: INSTRUCTION("WAIT", instruction_wait);
580: INSTRUCTION("XCOL", instruction_xcol);
581: INSTRUCTION("XPON", instruction_xpon);
582: //INSTRUCTION("XRNG")
583: //INSTRUCTION("XVOL")
584: INSTRUCTION("YCOL", instruction_ycol);
585: //INSTRUCTION("YRNG")
586: //INSTRUCTION("YVOL")
587: //INSTRUCTION("ZVOL")
588: //INSTRUCTION("->V2")
589: //Instruction HP48 (combine deux réels x et y en un vecteur 2D en fonction
590: //du mode de coordonnées en cours => [ x y ] et ce quel que soit le système
591: //de coordonnées courant)
592: //INSTRUCTION("->V3")
593:
594: INSTRUCTION("ABORT", instruction_abort);
595: INSTRUCTION("ACOSH", instruction_acosh);
596: INSTRUCTION("ALARM", instruction_alarm);
597: INSTRUCTION("ASINH", instruction_asinh);
598: INSTRUCTION("ATANH", instruction_atanh);
599: //INSTRUCTION("BYTES");
600: INSTRUCTION("CENTR", instruction_centr);
601: //INSTRUCTION("CIRCL");
602: INSTRUCTION("CLEAR", instruction_clear);
603: INSTRUCTION("CLLCD", instruction_cllcd);
604: INSTRUCTION("CLOSE", instruction_close);
605: INSTRUCTION("CLUSR", instruction_clusr);
606: //INSTRUCTION("CLVAR");
607: //INSTRUCTION("COLCT")
608: INSTRUCTION("COL->", instruction_col_fleche);
609: //INSTRUCTION("CONIC")
610: //Instruction HP48 (sélectionne le type de tracé CONIC)
611: //Permet de tracer des coniques en fonction d'équations
612: //de type f(x, y) = 0.
613: //INSTRUCTION("CRDIR")
614: INSTRUCTION("CRMTX", instruction_crmtx);
615: INSTRUCTION("CROSS", instruction_cross);
616: INSTRUCTION("CRTAB", instruction_crtab);
617: INSTRUCTION("CSTOP", instruction_cstop);
618: INSTRUCTION("CYCLE", instruction_cycle);
619: //INSTRUCTION("CYLIN")
620: //Instruction HP48 (sélectionne le type de tracé CYLINDRIC)
621: INSTRUCTION("DEPND", instruction_depnd);
622: INSTRUCTION("DEPTH", instruction_depth);
623: //INSTRUCTION("DOSUB")
624: //Instruction HP48 (application séquentielle d'une fonction à une liste)
625: //liste nombre_elements_traites_a_chaque_iteration fonction DOSUB
626: //{ 1 2 3 4 5 }
627: //2
628: //<< + 2 / >>
629: //DOSUB
630: //=> { 1.5 2.5 3.5 4.5 }
631: INSTRUCTION("DGTIZ", instruction_dgtiz);
632: INSTRUCTION("DROP2", instruction_drop2);
633: INSTRUCTION("DROPN", instruction_dropn);
634: INSTRUCTION("ERASE", instruction_erase);
635: INSTRUCTION("EXGET", instruction_exget);
636: //INSTRUCTION("EXPAN");
637: INSTRUCTION("EXSUB", instruction_exsub);
638: INSTRUCTION("EYEPT", instruction_eyept);
639: INSTRUCTION("FALSE", instruction_false);
640: INSTRUCTION("FLOOR", instruction_floor);
641: INSTRUCTION("GAMMA", instruction_gamma);
642: INSTRUCTION("GEGVL", instruction_gegvl);
643: INSTRUCTION("GLEGV", instruction_glegv);
644: INSTRUCTION("GREGV", instruction_gregv);
645: INSTRUCTION("HMS->", instruction_hms_fleche);
646: INSTRUCTION("IFERR", instruction_iferr);
647: INSTRUCTION("INDEP", instruction_indep);
648: INSTRUCTION("INPUT", instruction_input);
649: INSTRUCTION("JDATE", instruction_jdate);
650: INSTRUCTION("LABEL", instruction_label);
651: INSTRUCTION("LCASE", instruction_lcase);
652: INSTRUCTION("LCHOL", instruction_lchol);
653: INSTRUCTION("LCD->", instruction_lcd_fleche);
654: INSTRUCTION("LIMIT", instruction_limit);
655: //INSTRUCTION("NDIST")
656: //Instruction HP48 (distribution normale, prend la moyenne au niveau 3,
657: //la variance au niveau 2, un réel x au niveau 1 et renvoie la probabilité
658: //qu'une variable aléatoire normale soit égale à x dans une distribution
659: //normale).
660: INSTRUCTION("NRAND", instruction_nrand);
661: INSTRUCTION("OBGET", instruction_obget);
662: INSTRUCTION("OBSUB", instruction_obsub);
663: INSTRUCTION("PAPER", instruction_paper);
664: //INSTRUCTION("PCOEFF")
665: //INSTRUCTION("PEVAL")
666: //INSTRUCTION("PGDIR")
667: //INSTRUCTION("PIXEL")
668: //INSTRUCTION("PLIST")
669: //Instruction HP48 (produit des termes d'une liste)
670: INSTRUCTION("POLAR", instruction_polar);
671: INSTRUCTION("PRINT", instruction_print);
672: //INSTRUCTION("PREDV");
673: INSTRUCTION("PRLCD", instruction_prlcd);
674: //INSTRUCTION("PROOT")
675: //Instruction HP48 (calcule les racines d'un polynôme en fonction du tableau
676: //de coefficients)
677: INSTRUCTION("PRSTC", instruction_prstc);
678: INSTRUCTION("PRUSR", instruction_prusr);
679: INSTRUCTION("PRVAR", instruction_prvar);
680: INSTRUCTION("PSDEV", instruction_psdev);
681: INSTRUCTION("PURGE", instruction_purge);
682: INSTRUCTION("RDATE", instruction_rdate);
683: INSTRUCTION("REGEX", instruction_regex);
684: INSTRUCTION("RELAX", instruction_relax);
685: INSTRUCTION("RFUSE", instruction_rfuse);
686: INSTRUCTION("RSTOP", instruction_rstop);
687: INSTRUCTION("ROLLD", instruction_rolld);
688: INSTRUCTION("ROW->", instruction_row_fleche);
689: INSTRUCTION("SCALE", instruction_scale);
690: INSTRUCTION("SCHED", instruction_sched);
691: INSTRUCTION("SCHUR", instruction_schur);
692: INSTRUCTION("SCONJ", instruction_sconj);
693: INSTRUCTION("SLICE", instruction_slice);
694: //INSTRUCTION("SLIST")
695: //Instruction HP48 (somme des termes d'une liste)
696: INSTRUCTION("SPAWN", instruction_spawn);
697: INSTRUCTION("START", instruction_start);
698: INSTRUCTION("STORE", instruction_store);
699: INSTRUCTION("STR->", instruction_str_fleche);
700: INSTRUCTION("TAYLR", instruction_taylr);
701: INSTRUCTION("TITLE", instruction_title);
702: //INSTRUCTION("TRACE")
703: //INSTRUCTION("TRUTH")
704: INSTRUCTION("UCASE", instruction_ucase);
705: INSTRUCTION("UCHOL", instruction_uchol);
706: INSTRUCTION("UNTIL", instruction_until);
707: //INSTRUCTION("UPDIR")
708: INSTRUCTION("VISIT", instruction_visit);
709: INSTRUCTION("WFACK", instruction_wfack);
710: INSTRUCTION("WFSWI", instruction_wfswi);
711: INSTRUCTION("WHILE", instruction_while);
712: //INSTRUCTION("WIDTH")
713: INSTRUCTION("WRITE", instruction_write);
714: INSTRUCTION("XROOT", instruction_xroot);
715: INSTRUCTION("YIELD", instruction_yield);
716: INSTRUCTION("->COL", instruction_fleche_col);
717: INSTRUCTION("->HMS", instruction_fleche_hms);
718: INSTRUCTION("->LCD", instruction_fleche_lcd);
719: INSTRUCTION("->NUM", instruction_fleche_num);
720: INSTRUCTION("->ROW", instruction_fleche_row);
721: INSTRUCTION("->STR", instruction_fleche_str);
722:
723: INSTRUCTION("APPEND", instruction_append);
724: INSTRUCTION("ARRY->", instruction_array_fleche);
725: INSTRUCTION("ATEXIT", instruction_atexit);
726: INSTRUCTION("ATPOKE", instruction_atpoke);
727: INSTRUCTION("BESSEL", instruction_bessel);
728: INSTRUCTION("CIPHER", instruction_cipher);
729: INSTRUCTION("CLRERR", instruction_clrerr);
730: INSTRUCTION("CLRMTX", instruction_clrmtx);
731: INSTRUCTION("CLRSWI", instruction_clrswi);
732: INSTRUCTION("CREATE", instruction_create);
733: INSTRUCTION("DELETE", instruction_delete);
734: # ifdef SHARED_MEMORY
735: INSTRUCTION("DETACH", instruction_detach);
736: # else
737: if ((*s_etat_processus).langue == 'F')
738: {
739: printf("+++Attention : DETACH est émulé par SPAWN car le système"
740: " hôte ne supporte\n"
741: " pas de mémoire partagée !\n");
742: }
743: else
744: {
745: printf("+++Warning : DETACH is replaced by SPAWN as host system"
746: " does not support\n"
747: " shared memory !\n");
748: }
749:
750: INSTRUCTION("DETACH", instruction_spawn);
751: # endif
752: INSTRUCTION("DIAG->", instruction_diag_fleche);
753: INSTRUCTION("DIGEST", instruction_digest);
754: //INSTRUCTION("DOLIST")
755: //Instruction HP48 (application d'une fonction à une liste)
756: //liste(s) nombre_de_listes_a_traiter fonction DOLIST
757: //{ 1 2 3 }
758: //{ 4 5 6 }
759: //{ 7 8 9 }
760: //3
761: //<< * + >>
762: //DOLIST
763: //=> { 29 42 57 }
764: INSTRUCTION("ELSEIF", instruction_elseif);
765: INSTRUCTION("FORALL", instruction_forall);
766: INSTRUCTION("FORMAT", instruction_format);
767: //INSTRUCTION("HEIGHT")
768: INSTRUCTION("ITRACE", instruction_itrace);
769: INSTRUCTION("LIST->", instruction_list_fleche);
770: INSTRUCTION("LOGGER", instruction_logger);
771: INSTRUCTION("MCLRIN", instruction_mclrin);
772: INSTRUCTION("NRPROC", instruction_nrproc);
773: INSTRUCTION("PROCID", instruction_procid);
774: INSTRUCTION("PROMPT", instruction_prompt);
775: INSTRUCTION("RCLSWI", instruction_rclswi);
776: INSTRUCTION("RECALL", instruction_recall);
777: INSTRUCTION("RECODE", instruction_recode);
778: INSTRUCTION("RECORD", instruction_record);
779: INSTRUCTION("REDRAW", instruction_redraw);
780: INSTRUCTION("REMOVE", instruction_remove);
781: INSTRUCTION("REPEAT", instruction_repeat);
782: INSTRUCTION("RETURN", instruction_return);
783: INSTRUCTION("REWIND", instruction_rewind);
784: //INSTRUCTION("SCREEN")
785: INSTRUCTION("SELECT", instruction_select);
786: //INSTRUCTION("SPHERE")
787: INSTRUCTION("SHARED", instruction_shared);
788: INSTRUCTION("SPLASH", instruction_splash);
789: INSTRUCTION("STATIC", instruction_static);
790: INSTRUCTION("STOSWI", instruction_stoswi);
791: //INSTRUCTION("STREAM", instruction_stream);
792: //{ 1 2 3 4 5 } << * >> STREAM => 120
793: INSTRUCTION("TARGET", instruction_target);
794: INSTRUCTION("UNLOCK", instruction_unlock);
795: INSTRUCTION("VERIFY", instruction_verify);
796: INSTRUCTION("WFDATA", instruction_wfdata);
797: INSTRUCTION("WFLOCK", instruction_wflock);
798: INSTRUCTION("WFPOKE", instruction_wfpoke);
799: INSTRUCTION("WFPROC", instruction_wfproc);
800: INSTRUCTION("WFSOCK", instruction_wfsock);
801: INSTRUCTION("->ARRY", instruction_fleche_array);
802: INSTRUCTION("->DIAG", instruction_fleche_diag);
803: INSTRUCTION("->LIST", instruction_fleche_list);
804:
805: INSTRUCTION("ARRAY->", instruction_array_fleche);
806: //INSTRUCTION("BARPLOT")
807: //INSTRUCTION("BESTFIT")
808: //Instruction HP48 (choisit le meilleur modèle de régression)
809: INSTRUCTION("CLRFUSE", instruction_clrfuse);
810: INSTRUCTION("CLRSOCK", instruction_clrsock);
811: INSTRUCTION("CONVERT", instruction_convert);
812: INSTRUCTION("CRSMPHR", instruction_crsmphr);
813: INSTRUCTION("CURRENC", instruction_currenc);
814: INSTRUCTION("DEFAULT", instruction_default);
815: INSTRUCTION("EPSILON", instruction_epsilon);
816: //INSTRUCTION("GRIDMAP")
817: //Instruction HP48 (sélectionne le mode de tracé GRIDMAP)
818: //Le tracé GRIDMAP transforme la grille d'échantillonnage rectiligne
819: //en appliquant la fonction en cours à valeurs complexes.
820: //Les coordonnées de chaque point de la grille (un nombre complexe)
821: //constituent
822: //les données d'entrée de la fonction qui les projette ensuite dans le
823: //grille
824: //de sortie.
825: //f(x,y)=fnct complexe évaluée sur la grille (x,y) et affichée comme une
826: //fonction paramétrique.
827: INSTRUCTION("INQUIRE", instruction_inquire);
828: INSTRUCTION("MEMLOCK", instruction_memlock);
829: INSTRUCTION("MTXLOCK", instruction_mtxlock);
830: INSTRUCTION("NBRCPUS", instruction_nbrcpus);
831: INSTRUCTION("PERSIST", instruction_persist);
832: INSTRUCTION("PLOTTER", instruction_plotter);
833: INSTRUCTION("PRIVATE", instruction_private);
834: INSTRUCTION("PROTECT", instruction_protect);
835: INSTRUCTION("PSHPRFL", instruction_pshprfl);
836: INSTRUCTION("PULPRFL", instruction_pulprfl);
837: INSTRUCTION("RESTART", instruction_restart);
838: INSTRUCTION("REVLIST", instruction_revlist);
839: INSTRUCTION("SCATTER", instruction_scatter);
840: INSTRUCTION("SUSPEND", instruction_suspend);
841: INSTRUCTION("SWILOCK", instruction_swilock);
842: INSTRUCTION("SYSEVAL", instruction_syseval);
843: INSTRUCTION("TABLE->", instruction_table_fleche);
844: INSTRUCTION("VERSION", instruction_version);
845: INSTRUCTION("WORKDIR", instruction_workdir);
846: INSTRUCTION("->ARRAY", instruction_fleche_array);
847: INSTRUCTION("->TABLE", instruction_fleche_table);
848:
849: INSTRUCTION("CLRCNTXT", instruction_clrcntxt);
850: INSTRUCTION("CLRSMPHR", instruction_clrsmphr);
851: INSTRUCTION("COMPRESS", instruction_compress);
852: INSTRUCTION("CONTINUE", instruction_continue);
853: INSTRUCTION("CRITICAL", instruction_critical);
854: INSTRUCTION("DUPCNTXT", instruction_dupcntxt);
855: INSTRUCTION("FUNCTION", instruction_function);
856: INSTRUCTION("IMPLICIT", instruction_implicit);
857: INSTRUCTION("INFINITY", instruction_sensible_infinity);
858: INSTRUCTION("KEYLABEL", instruction_keylabel);
859: INSTRUCTION("KEYTITLE", instruction_keytitle);
860: INSTRUCTION("LOGSCALE", instruction_logscale);
861: INSTRUCTION("NEWPLANE", instruction_newplane);
862: INSTRUCTION("PSHCNTXT", instruction_pshcntxt);
863: INSTRUCTION("PULCNTXT", instruction_pulcntxt);
864: INSTRUCTION("SQLQUERY", instruction_sqlquery);
865: INSTRUCTION("SWIQUEUE", instruction_swiqueue);
866: INSTRUCTION("TOKENIZE", instruction_tokenize);
867: INSTRUCTION("VARIABLE", instruction_variable);
868: INSTRUCTION("VOLATILE", instruction_volatile);
869: INSTRUCTION("WARRANTY", instruction_warranty);
870:
871: INSTRUCTION("AUTOSCALE", instruction_autoscale);
872: INSTRUCTION("BACKSPACE", instruction_backspace);
873: INSTRUCTION("BACKTRACE", instruction_backtrace);
874: INSTRUCTION("CLRATEXIT", instruction_clratexit);
875: INSTRUCTION("CLRATPOKE", instruction_clratpoke);
876: INSTRUCTION("COPYRIGHT", instruction_copyright);
877: //INSTRUCTION("CYLINDRIC");
878: INSTRUCTION("DAEMONIZE", instruction_daemonize);
879: INSTRUCTION("DROPCNTXT", instruction_dropcntxt);
880: INSTRUCTION("EXTERNALS", instruction_externals);
881: INSTRUCTION("HISTOGRAM", instruction_histogram);
882: INSTRUCTION("MEMUNLOCK", instruction_memunlock);
883: INSTRUCTION("MTXSTATUS", instruction_mtxstatus);
884: INSTRUCTION("MTXUNLOCK", instruction_mtxunlock);
885: INSTRUCTION("PARAMETER", instruction_parameter);
886: //INSTRUCTION("PSCONTOUR")
887: //INSTRUCTION("SCATRPLOT")
888: //(trace un nuage de points de SDAT et la courbe de régression)
889: INSTRUCTION("SMPHRDECR", instruction_smphrdecr);
890: INSTRUCTION("SMPHRGETV", instruction_smphrgetv);
891: INSTRUCTION("SMPHRINCR", instruction_smphrincr);
892: INSTRUCTION("SWAPCNTXT", instruction_swapcntxt);
893: INSTRUCTION("SWISTATUS", instruction_swistatus);
894: INSTRUCTION("SWIUNLOCK", instruction_swiunlock);
895: INSTRUCTION("UNPROTECT", instruction_unprotect);
896: INSTRUCTION("WIREFRAME", instruction_wireframe);
897:
898: INSTRUCTION("MTXTRYLOCK", instruction_mtxtrylock);
899: INSTRUCTION("PARAMETRIC", instruction_parametric);
900: //INSTRUCTION("PARSURFACE")
901: //Instruction HP48 (tracé PARSURFACE) Equation sous forme de liste
902: INSTRUCTION("SLICESCALE", instruction_slicescale);
903: INSTRUCTION("SQLCONNECT", instruction_sqlconnect);
904: //INSTRUCTION("SLOPEFIELD")
905: //Instruction HP48 (type de tracé)
906: //Tracé 3D en courbes de niveaux.
907: //Le type de tracé 'SLOPEFIELD' dessine un réseau de segments dont les
908: //pentes
909: //représentent la valeur de la fonction (x,y) en leur milieu.
910: //=> utile pour y'=F(x,y)
911: INSTRUCTION("UNCOMPRESS", instruction_uncompress);
912:
913: INSTRUCTION("LOCALIZATION", instruction_localization);
914: INSTRUCTION("SMPHRTRYDECR", instruction_smphrtrydecr);
915:
916: INSTRUCTION("SQLDISCONNECT", instruction_sqldisconnect);
917: #undef INSTRUCTION
918:
919: return;
920: }
921:
922:
923: void *
924: analyse_instruction(struct_processus *s_etat_processus, unsigned char *ptr)
925: {
926: int pointeur;
927:
928: struct_instruction *l_instruction_courante;
929:
930: l_instruction_courante = (*s_etat_processus).arbre_instructions;
931:
932: while((*ptr) != d_code_fin_chaine)
933: {
934: pointeur = (*s_etat_processus).pointeurs_caracteres[*ptr];
935:
936: if (pointeur < 0)
937: {
938: // Caractère hors de l'alphabet des instructions
939:
940: return(NULL);
941: }
942:
943: if ((*l_instruction_courante).noeuds[pointeur] == NULL)
944: {
945: // Le chemin de l'instruction candidate n'existe pas.
946:
947: return(NULL);
948: }
949:
950: l_instruction_courante = (*l_instruction_courante).noeuds[pointeur];
951: ptr++;
952:
953: if ((l_instruction_courante == NULL) && ((*ptr) != d_code_fin_chaine))
954: {
955: // Le chemin de l'instruction candidate est incomplet.
956:
957: return(NULL);
958: }
959: }
960:
961: if ((*l_instruction_courante).feuille != NULL)
962: {
963: return((*l_instruction_courante).feuille);
964: }
965:
966: return(NULL);
967: }
968:
969:
970: void
971: analyse(struct_processus *s_etat_processus, void (*fonction)())
972: {
973: real8 attente;
974: real8 pourcentage;
975: real8 temps_cpu;
976: real8 temps_reel;
977:
978: static struct timeval horodatage_initial;
979: struct timeval horodatage_final;
980:
981: # ifndef OS2
982: static struct rusage usage_initial;
983: struct rusage usage_final;
984: # else
985: static clock_t usage_initial;
986: clock_t usage_final;
987: # endif
988:
989: struct timespec temporisation;
990:
991: unsigned char *position;
992: unsigned char *bibliotheque_candidate;
993: unsigned char instruction_majuscule
994: [d_longueur_maximale_instruction];
995: unsigned char registre_instruction_valide;
996:
997: void (*instruction)();
998:
999: errno = 0;
1000: (*s_etat_processus).var_volatile_exception_gsl = 0;
1001:
1002: (*s_etat_processus).instruction_valide = 'Y';
1003: (*s_etat_processus).constante_symbolique = 'N';
1004: (*s_etat_processus).nombre_arguments = -2;
1005: (*s_etat_processus).instruction_intrinseque = 'I';
1006:
1007: /*
1008: * On autorise l'exécution d'un fork() dans un thread concurrent.
1009: */
1010:
1011: # ifndef SEMAPHORES_NOMMES
1012: if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0)
1013: # else
1014: if (sem_post((*s_etat_processus).semaphore_fork) != 0)
1015: # endif
1016: {
1017: (*s_etat_processus).erreur_systeme = d_es_processus;
1018: return;
1019: }
1020:
1021: # ifndef SEMAPHORES_NOMMES
1022: while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
1023: # else
1024: while(sem_wait((*s_etat_processus).semaphore_fork) != 0)
1025: # endif
1026: {
1027: if (errno != EINTR)
1028: {
1029: (*s_etat_processus).erreur_systeme = d_es_processus;
1030: return;
1031: }
1032: }
1033:
1034: /*
1035: * Verrou pour les sections_critiques
1036: */
1037:
1038: if (pthread_mutex_lock(&mutex_sections_critiques) != 0)
1039: {
1040: (*s_etat_processus).erreur_systeme = d_es_processus;
1041: return;
1042: }
1043:
1044: if (pthread_mutex_unlock(&mutex_sections_critiques) != 0)
1045: {
1046: (*s_etat_processus).erreur_systeme = d_es_processus;
1047: return;
1048: }
1049:
1050: scrutation_injection(s_etat_processus);
1051:
1052: if (fonction == NULL)
1053: {
1054: conversion_majuscule_limitee((*s_etat_processus).instruction_courante,
1055: instruction_majuscule, d_longueur_maximale_instruction);
1056: instruction = analyse_instruction(s_etat_processus,
1057: instruction_majuscule);
1058:
1059: if (instruction == NULL)
1060: {
1061: // L'instruction n'existe pas.
1062:
1063: (*s_etat_processus).instruction_valide = 'N';
1064: }
1065: else
1066: {
1067: // Exécution de l'instruction associée. Le drapeau
1068: // (*s_etat_processus).instruction_valide peut passer à 'N'
1069: // dans le cas d'instructions sensibles à la casse.
1070:
1071: if ((*s_etat_processus).niveau_profilage >= 2)
1072: {
1073: profilage(s_etat_processus, instruction_majuscule);
1074: }
1075:
1076: (*s_etat_processus).instruction_valide = 'Y';
1077: instruction(s_etat_processus);
1078:
1079: if ((*s_etat_processus).niveau_profilage >= 2)
1080: {
1081: profilage(s_etat_processus, NULL);
1082: }
1083: }
1084: }
1085: else
1086: {
1087: if ((*s_etat_processus).niveau_profilage >= 2)
1088: {
1089: profilage(s_etat_processus,
1090: (*s_etat_processus).instruction_courante);
1091: }
1092:
1093: (*s_etat_processus).instruction_valide = 'Y';
1094: fonction(s_etat_processus);
1095:
1096: if ((*s_etat_processus).niveau_profilage >= 2)
1097: {
1098: profilage(s_etat_processus, NULL);
1099: }
1100: }
1101:
1102: if ((*s_etat_processus).instruction_valide == 'Y')
1103: {
1104: (*s_etat_processus).instruction_intrinseque = 'Y';
1105: }
1106:
1107: if ((*s_etat_processus).instruction_valide == 'N')
1108: {
1109: if ((position = index((*s_etat_processus).instruction_courante, '$'))
1110: != NULL)
1111: {
1112: if ((bibliotheque_candidate = malloc(((size_t) (position + 1
1113: - (*s_etat_processus).instruction_courante))
1114: * sizeof(unsigned char))) == NULL)
1115: {
1116: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
1117: return;
1118: }
1119:
1120: (*bibliotheque_candidate) = d_code_fin_chaine;
1121: strncat(bibliotheque_candidate,
1122: (*s_etat_processus).instruction_courante, ((size_t)
1123: (position - (*s_etat_processus).instruction_courante)));
1124:
1125: position++;
1126:
1127: if (execution_fonction_de_bibliotheque(s_etat_processus, position,
1128: bibliotheque_candidate) == d_vrai)
1129: {
1130: (*s_etat_processus).instruction_valide = 'Y';
1131: (*s_etat_processus).instruction_intrinseque = 'N';
1132: }
1133: else
1134: {
1135: (*s_etat_processus).instruction_valide = 'N';
1136: }
1137:
1138: free(bibliotheque_candidate);
1139: }
1140: else
1141: {
1142: if (execution_fonction_de_bibliotheque(s_etat_processus,
1143: (*s_etat_processus).instruction_courante, NULL)
1144: == d_vrai)
1145: {
1146: (*s_etat_processus).instruction_valide = 'Y';
1147: (*s_etat_processus).instruction_intrinseque = 'N';
1148: }
1149: else
1150: {
1151: (*s_etat_processus).instruction_valide = 'N';
1152: }
1153: }
1154: }
1155:
1156: /*
1157: --------------------------------------------------------------------------------
1158: Gestion des interruptions logicielles
1159: --------------------------------------------------------------------------------
1160: */
1161:
1162: if (((*s_etat_processus).erreur_systeme == d_es) &&
1163: ((*s_etat_processus).erreur_execution == d_ex) &&
1164: ((*s_etat_processus).exception == d_ep))
1165: {
1166: if ((*s_etat_processus).test_instruction == 'N')
1167: {
1168: if (pthread_mutex_lock(&(*s_etat_processus).mutex_interruptions)
1169: != 0)
1170: {
1171: (*s_etat_processus).erreur_systeme = d_es_processus;
1172: }
1173: else
1174: {
1175: if ((*s_etat_processus).nombre_interruptions_non_affectees != 0)
1176: {
1177: affectation_interruptions_logicielles(s_etat_processus);
1178: }
1179:
1180: if (pthread_mutex_unlock(&(*s_etat_processus)
1181: .mutex_interruptions) != 0)
1182: {
1183: (*s_etat_processus).erreur_systeme = d_es_processus;
1184: }
1185: }
1186:
1187: if (((*s_etat_processus).nombre_interruptions_en_queue != 0) &&
1188: ((*s_etat_processus).erreur_systeme == d_es) &&
1189: ((*s_etat_processus).erreur_execution == d_ex))
1190: {
1191:
1192: registre_instruction_valide =
1193: (*s_etat_processus).instruction_valide;
1194: traitement_interruptions_logicielles(s_etat_processus);
1195: (*s_etat_processus).instruction_valide =
1196: registre_instruction_valide;
1197: }
1198: }
1199: }
1200:
1201: /*
1202: --------------------------------------------------------------------------------
1203: Limitation du pourcetage de temps CPU
1204: --------------------------------------------------------------------------------
1205: */
1206:
1207: if ((*s_etat_processus).pourcentage_maximal_cpu < 100)
1208: {
1209: # ifndef OS2
1210: getrusage(RUSAGE_SELF, &usage_final);
1211: # else
1212: usage_final = clock();
1213: # endif
1214:
1215: gettimeofday(&horodatage_final, NULL);
1216:
1217: if ((*s_etat_processus).initialisation_scheduler == d_vrai)
1218: {
1219: temps_reel = ((real8) (horodatage_final.tv_sec -
1220: horodatage_initial.tv_sec)) +
1221: (((real8) (horodatage_final.tv_usec -
1222: horodatage_initial.tv_usec)) / ((real8) 1E6));
1223:
1224: // Le temps depuis la dernière limitation est de plus de un
1225: // dixième de seconde.
1226:
1227: if (temps_reel >= 0.1)
1228: {
1229: # ifndef OS2
1230: temps_cpu = ((real8) ((usage_final.ru_utime.tv_sec +
1231: usage_final.ru_stime.tv_sec) -
1232: (usage_initial.ru_utime.tv_sec +
1233: usage_initial.ru_stime.tv_sec))) +
1234: (((real8) ((usage_final.ru_utime.tv_usec +
1235: usage_final.ru_stime.tv_usec) -
1236: (usage_initial.ru_utime.tv_usec +
1237: usage_initial.ru_stime.tv_usec))) / ((real8) 1E6));
1238: # else
1239: temps_cpu = (usage_final - usage_initial) / CLOCKS_PER_SEC;
1240: # endif
1241:
1242: pourcentage = 100 * temps_cpu / temps_reel;
1243:
1244: if (pourcentage > 100)
1245: {
1246: pourcentage = 100;
1247: }
1248:
1249: if (pourcentage > (*s_etat_processus).pourcentage_maximal_cpu)
1250: {
1251: attente = ((pourcentage * temps_cpu) /
1252: (*s_etat_processus).pourcentage_maximal_cpu)
1253: - (pourcentage * temps_cpu / 100);
1254:
1255: temporisation.tv_sec = (time_t) floor(attente);
1256: temporisation.tv_nsec = (suseconds_t) ((attente
1257: - ((real8) temporisation.tv_sec)) * 1E9);
1258:
1259: while(nanosleep(&temporisation, &temporisation) == -1)
1260: {
1261: if (errno != EINTR)
1262: {
1263: break;
1264: }
1265: }
1266: }
1267:
1268: horodatage_initial = horodatage_final;
1269: usage_initial = usage_final;
1270: }
1271: }
1272: else
1273: {
1274: (*s_etat_processus).initialisation_scheduler = d_vrai;
1275:
1276: horodatage_initial = horodatage_final;
1277: usage_initial = usage_final;
1278: }
1279: }
1280: else
1281: {
1282: (*s_etat_processus).initialisation_scheduler = d_faux;
1283: }
1284:
1285: /*
1286: --------------------------------------------------------------------------------
1287: Introduction des erreurs générées
1288: --------------------------------------------------------------------------------
1289: */
1290:
1291: if (((*s_etat_processus).test_instruction == 'N') &&
1292: ((*s_etat_processus).instruction_valide == 'Y'))
1293: {
1294: traitement_asynchrone_exceptions_gsl(s_etat_processus);
1295:
1296: if ((*s_etat_processus).erreur_processus_fils == d_vrai)
1297: {
1298: (*s_etat_processus).erreur_processus_fils = d_faux;
1299:
1300: (*s_etat_processus).erreur_systeme =
1301: (*s_etat_processus).erreur_systeme_processus_fils;
1302: (*s_etat_processus).erreur_execution =
1303: (*s_etat_processus).erreur_execution_processus_fils;
1304: (*s_etat_processus).arret_si_exception = d_vrai;
1305:
1306: if ((*s_etat_processus).pid_erreur_processus_fils == getpid())
1307: {
1308: (*s_etat_processus).invalidation_message_erreur = d_faux;
1309: }
1310: else
1311: {
1312: (*s_etat_processus).invalidation_message_erreur = d_vrai;
1313: }
1314: }
1315:
1316: if (((*s_etat_processus).erreur_execution != d_ex) ||
1317: ((*s_etat_processus).erreur_systeme != d_es) ||
1318: ((*s_etat_processus).exception != d_ep))
1319: {
1320: (*s_etat_processus).niveau_derniere_erreur =
1321: (*s_etat_processus).niveau_courant;
1322:
1323: if ((*s_etat_processus).mode_execution_programme == 'Y')
1324: {
1325: if ((*s_etat_processus).instruction_derniere_erreur != NULL)
1326: {
1327: free((*s_etat_processus).instruction_derniere_erreur);
1328: (*s_etat_processus).instruction_derniere_erreur = NULL;
1329: }
1330:
1331: if ((*s_etat_processus).instruction_courante == NULL)
1332: {
1333: if (((*s_etat_processus).instruction_derniere_erreur =
1334: malloc(16 * sizeof(unsigned char))) == NULL)
1335: {
1336: (*s_etat_processus).erreur_systeme =
1337: d_es_allocation_memoire;
1338: return;
1339: }
1340:
1341: strcpy((*s_etat_processus).instruction_derniere_erreur,
1342: "<not available>");
1343: }
1344: else
1345: {
1346: if (((*s_etat_processus).instruction_derniere_erreur =
1347: malloc((strlen((*s_etat_processus)
1348: .instruction_courante) + 1) *
1349: sizeof(unsigned char))) == NULL)
1350: {
1351: (*s_etat_processus).erreur_systeme =
1352: d_es_allocation_memoire;
1353: return;
1354: }
1355:
1356: strcpy((*s_etat_processus).instruction_derniere_erreur,
1357: (*s_etat_processus).instruction_courante);
1358: }
1359: }
1360: else
1361: {
1362: if ((*s_etat_processus).objet_courant != NULL)
1363: {
1364: if ((*s_etat_processus).instruction_derniere_erreur != NULL)
1365: {
1366: free((*s_etat_processus).instruction_derniere_erreur);
1367: (*s_etat_processus).instruction_derniere_erreur = NULL;
1368: }
1369:
1370: if (((*s_etat_processus).instruction_derniere_erreur =
1371: formateur(s_etat_processus, 0,
1372: (*s_etat_processus).objet_courant)) == NULL)
1373: {
1374: return;
1375: }
1376:
1377: (*s_etat_processus).objet_courant = NULL;
1378: }
1379: }
1380: }
1381: }
1382:
1383: return;
1384: }
1385:
1386:
1387: /*
1388: ================================================================================
1389: Traitement asynchrone des erreurs de la bibliothèque GSL
1390: ================================================================================
1391: Entrées :
1392: --------------------------------------------------------------------------------
1393: Sorties :
1394: --------------------------------------------------------------------------------
1395: Effets de bord : néant
1396: ================================================================================
1397: */
1398:
1399: void
1400: traitement_asynchrone_exceptions_gsl(struct_processus *s_etat_processus)
1401: {
1402: if ((*s_etat_processus).var_volatile_exception_gsl != 0)
1403: {
1404: switch((*s_etat_processus).var_volatile_exception_gsl)
1405: {
1406: case GSL_EINVAL :
1407: {
1408: (*s_etat_processus).erreur_execution = d_ex_argument_invalide;
1409: break;
1410: }
1411:
1412: case GSL_EDOM :
1413: {
1414: (*s_etat_processus).exception = d_ep_domaine_definition;
1415: break;
1416: }
1417:
1418: case GSL_ERANGE :
1419: {
1420: (*s_etat_processus).exception = d_ep_resultat_indefini;
1421: break;
1422: }
1423:
1424: case GSL_EZERODIV :
1425: {
1426: (*s_etat_processus).exception = d_ep_division_par_zero;
1427: break;
1428: }
1429:
1430: case GSL_EUNDRFLW :
1431: {
1432: (*s_etat_processus).exception = d_ep_underflow;
1433: break;
1434: }
1435:
1436: case GSL_EOVRFLW :
1437: {
1438: (*s_etat_processus).exception = d_ep_overflow;
1439: break;
1440: }
1441:
1442: case GSL_ENOMEM :
1443: {
1444: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
1445: break;
1446: }
1447:
1448: case GSL_ELOSS :
1449: {
1450: (*s_etat_processus).exception = d_ep_perte_precision;
1451: break;
1452: }
1453:
1454: default :
1455: {
1456: (*s_etat_processus).erreur_execution =
1457: d_ex_routines_mathematiques;
1458: break;
1459: }
1460: }
1461:
1462: (*s_etat_processus).var_volatile_exception_gsl = 0;
1463: }
1464:
1465: return;
1466: }
1467:
1468: // vim: ts=4
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