1: /*
2: ================================================================================
3: RPL/2 (R) version 4.1.19
4: Copyright (C) 1989-2014 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("EXP", instruction_exp);
327: INSTRUCTION("FC?", instruction_fc_test);
328: INSTRUCTION("FFT", instruction_fft);
329: //INSTRUCTION("FIT")
330: //Extension RPL/2 (choix de la méthode de régression, par défaut, 'LINEAR'.
331: //Les types sont
332: //'LINEAR' => y = b + mx
333: //'LOGARITHMIC' => y = b + m ln(x)
334: //'EXPONENTIAL' => y = be^(mx) ou ln(y) = ln(b) + mx
335: //'POWER' => y = bx^m ou ln(y) = ln(b) + m ln(x)
336: INSTRUCTION("FIX", instruction_fix);
337: INSTRUCTION("FOR", instruction_for);
338: INSTRUCTION("FS?", instruction_fs_test);
339: INSTRUCTION("GET", instruction_get);
340: INSTRUCTION("HEX", instruction_hex);
341: INSTRUCTION("IDN", instruction_idn);
342: INSTRUCTION("IFT", instruction_ift);
343: INSTRUCTION("INT", instruction_int);
344: INSTRUCTION("INV", instruction_inv);
345: INSTRUCTION("KEY", instruction_key);
346: INSTRUCTION("LOG", instruction_log);
347: INSTRUCTION("LSQ", instruction_lsq);
348: INSTRUCTION("MAX", instruction_max);
349: INSTRUCTION("MEM", instruction_mem);
350: INSTRUCTION("MIN", instruction_min);
351: INSTRUCTION("MOD", instruction_mod);
352: INSTRUCTION("NEG", instruction_neg);
353: INSTRUCTION("NOT", instruction_not);
354: INSTRUCTION("NUM", instruction_num);
355: INSTRUCTION("OCT", instruction_oct);
356: INSTRUCTION("POS", instruction_pos);
357: INSTRUCTION("PR1", instruction_pr1);
358: INSTRUCTION("PUT", instruction_put);
359: INSTRUCTION("RAD", instruction_rad);
360: INSTRUCTION("RCI", instruction_rci);
361: INSTRUCTION("RCL", instruction_rcl);
362: INSTRUCTION("RDM", instruction_rdm);
363: INSTRUCTION("RDZ", instruction_rdz);
364: INSTRUCTION("RES", instruction_res);
365: INSTRUCTION("RLB", instruction_rlb);
366: INSTRUCTION("RND", instruction_rnd);
367: INSTRUCTION("ROT", instruction_rot);
368: INSTRUCTION("RRB", instruction_rrb);
369: INSTRUCTION("RSD", instruction_rsd);
370: INSTRUCTION("SCI", instruction_sci);
371: INSTRUCTION("SIN", instruction_sin);
372: INSTRUCTION("SLB", instruction_slb);
373: INSTRUCTION("SRB", instruction_srb);
374: INSTRUCTION("SST", instruction_sst);
375: INSTRUCTION("STD", instruction_std);
376: INSTRUCTION("STO", instruction_sto);
377: INSTRUCTION("SVD", instruction_svd);
378: INSTRUCTION("SVL", instruction_svl);
379: INSTRUCTION("SUB", instruction_sub);
380: INSTRUCTION("SWI", instruction_swi);
381: INSTRUCTION("SX2", instruction_sx2);
382: INSTRUCTION("SXY", instruction_sxy);
383: INSTRUCTION("SY2", instruction_sy2);
384: INSTRUCTION("TAN", instruction_tan);
385: INSTRUCTION("TOT", instruction_tot);
386: INSTRUCTION("TRN", instruction_trn);
387: INSTRUCTION("USE", instruction_use);
388: INSTRUCTION("VAR", instruction_var);
389: //INSTRUCTION("V->")
390: //Instruction HP48 (éclate un vecteur [ x y ] => x y quel que soit le
391: //système de
392: //coordonnées)
393: INSTRUCTION("XOR", instruction_xor);
394: INSTRUCTION("->Q", instruction_fleche_q);
395: INSTRUCTION("%CH", instruction_pourcent_ch);
396:
397: INSTRUCTION("ACOS", instruction_acos);
398: INSTRUCTION("ALOG", instruction_alog);
399: INSTRUCTION("ASIN", instruction_asin);
400: INSTRUCTION("ATAN", instruction_atan);
401: INSTRUCTION("AXES", instruction_axes);
402: INSTRUCTION("BEEP", instruction_beep);
403: INSTRUCTION("B->R", instruction_b_vers_r);
404: INSTRUCTION("CASE", instruction_case);
405: INSTRUCTION("CEIL", instruction_ceil);
406: INSTRUCTION("CLMF", instruction_clmf);
407: INSTRUCTION("CNRM", instruction_cnrm);
408: INSTRUCTION("COLS", instruction_cols);
409: INSTRUCTION("COL+", instruction_col_plus);
410: INSTRUCTION("COL-", instruction_col_moins);
411: INSTRUCTION("COMB", instruction_comb);
412: INSTRUCTION("COND", instruction_cond);
413: INSTRUCTION("CONJ", instruction_conj);
414: INSTRUCTION("CONT", instruction_cont);
415: INSTRUCTION("COPY", instruction_copy);
416: INSTRUCTION("CORR", instruction_corr);
417: INSTRUCTION("COSH", instruction_cosh);
418: INSTRUCTION("CSWP", instruction_cswp);
419: INSTRUCTION("C->R", instruction_c_vers_r);
420: INSTRUCTION("DATE", instruction_date);
421: INSTRUCTION("DECR", instruction_decr);
422: INSTRUCTION("DISP", instruction_disp);
423: INSTRUCTION("DRAW", instruction_draw);
424: INSTRUCTION("DRAX", instruction_drax);
425: INSTRUCTION("DROP", instruction_drop);
426: INSTRUCTION("DRWS", instruction_drws);
427: INSTRUCTION("DUP2", instruction_dup2);
428: INSTRUCTION("DUPN", instruction_dupn);
429: INSTRUCTION("D->R", instruction_d_vers_r);
430: INSTRUCTION("EDIT", instruction_edit);
431: INSTRUCTION("EGVL", instruction_egvl);
432: INSTRUCTION("ELSE", instruction_else);
433: INSTRUCTION("ERRM", instruction_errm);
434: INSTRUCTION("ERRN", instruction_errn);
435: INSTRUCTION("EVAL", instruction_eval);
436: INSTRUCTION("EXIT", instruction_exit);
437: INSTRUCTION("EXPM", instruction_expm);
438: INSTRUCTION("FACT", instruction_fact);
439: INSTRUCTION("FC?C", instruction_fc_test_c);
440: INSTRUCTION("FC?S", instruction_fc_test_s);
441: //INSTRUCTION("FORM")
442: INSTRUCTION("FS?C", instruction_fs_test_c);
443: INSTRUCTION("FS?S", instruction_fs_test_s);
444: INSTRUCTION("FUSE", instruction_fuse);
445: INSTRUCTION("GEGV", instruction_gegv);
446: INSTRUCTION("GETC", instruction_getc);
447: INSTRUCTION("GETI", instruction_geti);
448: INSTRUCTION("GETR", instruction_getr);
449: INSTRUCTION("HALT", instruction_halt);
450: INSTRUCTION("HEAD", instruction_head);
451: INSTRUCTION("HELP", instruction_help);
452: INSTRUCTION("HMS+", instruction_hms_plus);
453: INSTRUCTION("HMS-", instruction_hms_moins);
454: //INSTRUCTION("HOME");
455: INSTRUCTION("IDFT", instruction_idft);
456: INSTRUCTION("IFFT", instruction_ifft);
457: INSTRUCTION("IFTE", instruction_ifte);
458: INSTRUCTION("INCR", instruction_incr);
459: //INSTRUCTION("ISOL");
460: INSTRUCTION("ISWI", instruction_iswi);
461: INSTRUCTION("KILL", instruction_kill);
462: INSTRUCTION("KIND", instruction_kind);
463: INSTRUCTION("LAST", instruction_last);
464: INSTRUCTION("LEGV", instruction_legv);
465: INSTRUCTION("LINE", instruction_line);
466: INSTRUCTION("LNP1", instruction_lnp1);
467: INSTRUCTION("LOCK", instruction_lock);
468: INSTRUCTION("L->T", instruction_l_vers_t);
469: INSTRUCTION("MANT", instruction_mant);
470: INSTRUCTION("MARK", instruction_mark);
471: //INSTRUCTION("MAXR")
472: INSTRUCTION("MAXS", instruction_maxs);
473: INSTRUCTION("MEAN", instruction_mean);
474: //INSTRUCTION("MINR");
475: INSTRUCTION("MINS", instruction_mins); // MAXDOUBLE/MINDOUBLE
476: INSTRUCTION("NEXT", instruction_next);
477: //INSTRUCTION("NUMX");
478: //INSTRUCTION("NUMY");
479: INSTRUCTION("OPEN", instruction_open);
480: INSTRUCTION("OVER", instruction_over);
481: //INSTRUCTION("PATH");
482: INSTRUCTION("PCOV", instruction_pcov);
483: INSTRUCTION("PEEK", instruction_peek);
484: INSTRUCTION("PERM", instruction_perm);
485: INSTRUCTION("PICK", instruction_pick);
486: INSTRUCTION("PLOT", instruction_plot);
487: INSTRUCTION("PMAX", instruction_pmax);
488: INSTRUCTION("PMIN", instruction_pmin);
489: INSTRUCTION("POKE", instruction_poke);
490: INSTRUCTION("POLL", instruction_poll);
491: INSTRUCTION("PPAR", instruction_ppar);
492: INSTRUCTION("PRMD", instruction_prmd);
493: INSTRUCTION("PRST", instruction_prst);
494: INSTRUCTION("PUTC", instruction_putc);
495: INSTRUCTION("PUTI", instruction_puti);
496: INSTRUCTION("PUTR", instruction_putr);
497: INSTRUCTION("PVAR", instruction_pvar);
498: INSTRUCTION("P->R", instruction_p_vers_r);
499: //INSTRUCTION("QUAD");
500: INSTRUCTION("RAND", instruction_rand);
501: INSTRUCTION("RANK", instruction_rank);
502: //INSTRUCTION("RANM")
503: //Instruction HP48 (crée une matrice aléatoire
504: //{ nb_lignes nb_colonnes } ou tableau quelconque dont les éléments seront
505: //modifiés pour prendre des valeurs aléatoires entre -9 et 9)
506: INSTRUCTION("RCEQ", instruction_rceq);
507: INSTRUCTION("RCIJ", instruction_rcij);
508: INSTRUCTION("RCLF", instruction_rclf);
509: INSTRUCTION("RCLS", instruction_rcls);
510: INSTRUCTION("RCWS", instruction_rcws);
511: INSTRUCTION("RDGN", instruction_rdgn);
512: INSTRUCTION("READ", instruction_read);
513: INSTRUCTION("RECV", instruction_recv);
514: INSTRUCTION("REGV", instruction_regv);
515: INSTRUCTION("REPL", instruction_repl);
516: INSTRUCTION("RGDL", instruction_rgdl);
517: INSTRUCTION("RGDR", instruction_rgdr);
518: INSTRUCTION("RNRM", instruction_rnrm);
519: INSTRUCTION("ROLL", instruction_roll);
520: //INSTRUCTION("ROOT")
521: INSTRUCTION("ROW-", instruction_row_moins);
522: INSTRUCTION("ROW+", instruction_row_plus);
523: //INSTRUCTION("RREF")
524: //Instruction HP48 (transforme [A B] en [I C] par combinaisons linéaires
525: //de lignes)
526: INSTRUCTION("RSWP", instruction_rswp);
527: INSTRUCTION("R->B", instruction_r_vers_b);
528: INSTRUCTION("R->C", instruction_r_vers_c);
529: INSTRUCTION("R->D", instruction_r_vers_d);
530: INSTRUCTION("R->P", instruction_r_vers_p);
531: INSTRUCTION("SAME", instruction_same);
532: INSTRUCTION("SAVE", instruction_save);
533: INSTRUCTION("SCLS", instruction_scls);
534: INSTRUCTION("SDEV", instruction_sdev);
535: INSTRUCTION("SEND", instruction_send);
536: //INSTRUCTION("SHOW");
537: INSTRUCTION("SIGN", instruction_sign);
538: INSTRUCTION("SINH", instruction_sinh);
539: INSTRUCTION("SINV", instruction_sinv);
540: INSTRUCTION("SIZE", instruction_size);
541: INSTRUCTION("SNEG", instruction_sneg);
542: INSTRUCTION("SORT", instruction_sort);
543: INSTRUCTION("SPAR", instruction_spar);
544: INSTRUCTION("SQRT", instruction_sqrt);
545: //INSTRUCTION("SRAD");
546: INSTRUCTION("SREV", instruction_srev);
547: //INSTRUCTION("SRNM")
548: //Instruction HP48 (renvoie la norme spectrale d'un tableau. Pour une
549: //matrice,
550: //la norme spectrale est égale à sa plus grande valeur singulière. Pour un
551: //vecteur, la fonction est équivalente à ABS.
552: INSTRUCTION("STEP", instruction_step);
553: INSTRUCTION("STEQ", instruction_steq);
554: INSTRUCTION("STO*", instruction_sto_fois);
555: INSTRUCTION("STO+", instruction_sto_plus);
556: INSTRUCTION("STO-", instruction_sto_moins);
557: INSTRUCTION("STO/", instruction_sto_division);
558: INSTRUCTION("STOF", instruction_stof);
559: INSTRUCTION("STOP", instruction_stop);
560: INSTRUCTION("STOS", instruction_stos);
561: INSTRUCTION("STWS", instruction_stws);
562: INSTRUCTION("SWAP", instruction_swap);
563: INSTRUCTION("SYNC", instruction_sync);
564: INSTRUCTION("TAIL", instruction_tail);
565: INSTRUCTION("TANH", instruction_tanh);
566: INSTRUCTION("THEN", instruction_then);
567: INSTRUCTION("TIME", instruction_time);
568: INSTRUCTION("TRIM", instruction_trim);
569: INSTRUCTION("TRNC", instruction_trnc);
570: INSTRUCTION("TRUE", instruction_true);
571: INSTRUCTION("TYPE", instruction_type);
572: INSTRUCTION("T->L", instruction_t_vers_l);
573: INSTRUCTION("UTPC", instruction_utpc);
574: INSTRUCTION("UTPF", instruction_utpf);
575: INSTRUCTION("UTPN", instruction_utpn);
576: INSTRUCTION("UTPT", instruction_utpt);
577: INSTRUCTION("VARS", instruction_vars);
578: INSTRUCTION("WAIT", instruction_wait);
579: INSTRUCTION("XCOL", instruction_xcol);
580: INSTRUCTION("XPON", instruction_xpon);
581: //INSTRUCTION("XRNG")
582: //INSTRUCTION("XVOL")
583: INSTRUCTION("YCOL", instruction_ycol);
584: //INSTRUCTION("YRNG")
585: //INSTRUCTION("YVOL")
586: //INSTRUCTION("ZVOL")
587: //INSTRUCTION("->V2")
588: //Instruction HP48 (combine deux réels x et y en un vecteur 2D en fonction
589: //du mode de coordonnées en cours => [ x y ] et ce quel que soit le système
590: //de coordonnées courant)
591: //INSTRUCTION("->V3")
592:
593: INSTRUCTION("ABORT", instruction_abort);
594: INSTRUCTION("ACOSH", instruction_acosh);
595: INSTRUCTION("ALARM", instruction_alarm);
596: INSTRUCTION("ASINH", instruction_asinh);
597: INSTRUCTION("ATANH", instruction_atanh);
598: //INSTRUCTION("BYTES");
599: INSTRUCTION("CENTR", instruction_centr);
600: //INSTRUCTION("CIRCL");
601: INSTRUCTION("CLEAR", instruction_clear);
602: INSTRUCTION("CLLCD", instruction_cllcd);
603: INSTRUCTION("CLOSE", instruction_close);
604: INSTRUCTION("CLUSR", instruction_clusr);
605: //INSTRUCTION("CLVAR");
606: //INSTRUCTION("COLCT")
607: INSTRUCTION("COL->", instruction_col_fleche);
608: //INSTRUCTION("CONIC")
609: //Instruction HP48 (sélectionne le type de tracé CONIC)
610: //Permet de tracer des coniques en fonction d'équations
611: //de type f(x, y) = 0.
612: //INSTRUCTION("CRDIR")
613: INSTRUCTION("CRMTX", instruction_crmtx);
614: INSTRUCTION("CROSS", instruction_cross);
615: INSTRUCTION("CRTAB", instruction_crtab);
616: INSTRUCTION("CSTOP", instruction_cstop);
617: INSTRUCTION("CYCLE", instruction_cycle);
618: //INSTRUCTION("CYLIN")
619: //Instruction HP48 (sélectionne le type de tracé CYLINDRIC)
620: INSTRUCTION("DEPND", instruction_depnd);
621: INSTRUCTION("DEPTH", instruction_depth);
622: //INSTRUCTION("DOSUB")
623: //Instruction HP48 (application séquentielle d'une fonction à une liste)
624: //liste nombre_elements_traites_a_chaque_iteration fonction DOSUB
625: //{ 1 2 3 4 5 }
626: //2
627: //<< + 2 / >>
628: //DOSUB
629: //=> { 1.5 2.5 3.5 4.5 }
630: INSTRUCTION("DGTIZ", instruction_dgtiz);
631: INSTRUCTION("DROP2", instruction_drop2);
632: INSTRUCTION("DROPN", instruction_dropn);
633: INSTRUCTION("ERASE", instruction_erase);
634: INSTRUCTION("EXGET", instruction_exget);
635: //INSTRUCTION("EXPAN");
636: INSTRUCTION("EXSUB", instruction_exsub);
637: INSTRUCTION("EYEPT", instruction_eyept);
638: INSTRUCTION("FALSE", instruction_false);
639: INSTRUCTION("FLOOR", instruction_floor);
640: INSTRUCTION("GAMMA", instruction_gamma);
641: INSTRUCTION("GEGVL", instruction_gegvl);
642: INSTRUCTION("GLEGV", instruction_glegv);
643: INSTRUCTION("GREGV", instruction_gregv);
644: INSTRUCTION("HMS->", instruction_hms_fleche);
645: INSTRUCTION("IFERR", instruction_iferr);
646: INSTRUCTION("INDEP", instruction_indep);
647: INSTRUCTION("INPUT", instruction_input);
648: INSTRUCTION("JDATE", instruction_jdate);
649: INSTRUCTION("LABEL", instruction_label);
650: INSTRUCTION("LCASE", instruction_lcase);
651: INSTRUCTION("LCHOL", instruction_lchol);
652: INSTRUCTION("LCD->", instruction_lcd_fleche);
653: INSTRUCTION("LIMIT", instruction_limit);
654: //INSTRUCTION("NDIST")
655: //Instruction HP48 (distribution normale, prend la moyenne au niveau 3,
656: //la variance au niveau 2, un réel x au niveau 1 et renvoie la probabilité
657: //qu'une variable aléatoire normale soit égale à x dans une distribution
658: //normale).
659: INSTRUCTION("NRAND", instruction_nrand);
660: INSTRUCTION("OBGET", instruction_obget);
661: INSTRUCTION("OBSUB", instruction_obsub);
662: INSTRUCTION("PAPER", instruction_paper);
663: //INSTRUCTION("PCOEFF")
664: //INSTRUCTION("PEVAL")
665: //INSTRUCTION("PGDIR")
666: //INSTRUCTION("PIXEL")
667: //INSTRUCTION("PLIST")
668: //Instruction HP48 (produit des termes d'une liste)
669: INSTRUCTION("POLAR", instruction_polar);
670: INSTRUCTION("PRINT", instruction_print);
671: //INSTRUCTION("PREDV");
672: INSTRUCTION("PRLCD", instruction_prlcd);
673: //INSTRUCTION("PROOT")
674: //Instruction HP48 (calcule les racines d'un polynôme en fonction du tableau
675: //de coefficients)
676: INSTRUCTION("PRSTC", instruction_prstc);
677: INSTRUCTION("PRUSR", instruction_prusr);
678: INSTRUCTION("PRVAR", instruction_prvar);
679: INSTRUCTION("PSDEV", instruction_psdev);
680: INSTRUCTION("PURGE", instruction_purge);
681: INSTRUCTION("RDATE", instruction_rdate);
682: INSTRUCTION("REGEX", instruction_regex);
683: INSTRUCTION("RELAX", instruction_relax);
684: INSTRUCTION("RFUSE", instruction_rfuse);
685: INSTRUCTION("RSTOP", instruction_rstop);
686: INSTRUCTION("ROLLD", instruction_rolld);
687: INSTRUCTION("ROW->", instruction_row_fleche);
688: INSTRUCTION("SCALE", instruction_scale);
689: INSTRUCTION("SCHED", instruction_sched);
690: INSTRUCTION("SCHUR", instruction_schur);
691: INSTRUCTION("SCONJ", instruction_sconj);
692: INSTRUCTION("SLICE", instruction_slice);
693: //INSTRUCTION("SLIST")
694: //Instruction HP48 (somme des termes d'une liste)
695: INSTRUCTION("SPAWN", instruction_spawn);
696: INSTRUCTION("START", instruction_start);
697: INSTRUCTION("STORE", instruction_store);
698: INSTRUCTION("STR->", instruction_str_fleche);
699: INSTRUCTION("TAYLR", instruction_taylr);
700: INSTRUCTION("TITLE", instruction_title);
701: //INSTRUCTION("TRACE")
702: //INSTRUCTION("TRUTH")
703: INSTRUCTION("UCASE", instruction_ucase);
704: INSTRUCTION("UCHOL", instruction_uchol);
705: INSTRUCTION("UNTIL", instruction_until);
706: //INSTRUCTION("UPDIR")
707: INSTRUCTION("VISIT", instruction_visit);
708: INSTRUCTION("WFACK", instruction_wfack);
709: INSTRUCTION("WFSWI", instruction_wfswi);
710: INSTRUCTION("WHILE", instruction_while);
711: //INSTRUCTION("WIDTH")
712: INSTRUCTION("WRITE", instruction_write);
713: INSTRUCTION("XROOT", instruction_xroot);
714: INSTRUCTION("YIELD", instruction_yield);
715: INSTRUCTION("->COL", instruction_fleche_col);
716: INSTRUCTION("->HMS", instruction_fleche_hms);
717: INSTRUCTION("->LCD", instruction_fleche_lcd);
718: INSTRUCTION("->NUM", instruction_fleche_num);
719: INSTRUCTION("->ROW", instruction_fleche_row);
720: INSTRUCTION("->STR", instruction_fleche_str);
721:
722: INSTRUCTION("APPEND", instruction_append);
723: INSTRUCTION("ARRY->", instruction_array_fleche);
724: INSTRUCTION("ATEXIT", instruction_atexit);
725: INSTRUCTION("ATPOKE", instruction_atpoke);
726: INSTRUCTION("BESSEL", instruction_bessel);
727: INSTRUCTION("CIPHER", instruction_cipher);
728: INSTRUCTION("CLRERR", instruction_clrerr);
729: INSTRUCTION("CLRMTX", instruction_clrmtx);
730: INSTRUCTION("CLRSWI", instruction_clrswi);
731: INSTRUCTION("CREATE", instruction_create);
732: INSTRUCTION("DELETE", instruction_delete);
733: # ifdef SHARED_MEMORY
734: INSTRUCTION("DETACH", instruction_detach);
735: # else
736: if ((*s_etat_processus).langue == 'F')
737: {
738: printf("+++Attention : DETACH est émulé par SPAWN car le système"
739: " hôte ne supporte\n"
740: " pas de mémoire partagée !\n");
741: }
742: else
743: {
744: printf("+++Warning : DETACH is replaced by SPAWN as host system"
745: " does not support\n"
746: " shared memory !\n");
747: }
748:
749: INSTRUCTION("DETACH", instruction_spawn);
750: # endif
751: INSTRUCTION("DIAG->", instruction_diag_fleche);
752: INSTRUCTION("DIGEST", instruction_digest);
753: //INSTRUCTION("DOLIST")
754: //Instruction HP48 (application d'une fonction à une liste)
755: //liste(s) nombre_de_listes_a_traiter fonction DOLIST
756: //{ 1 2 3 }
757: //{ 4 5 6 }
758: //{ 7 8 9 }
759: //3
760: //<< * + >>
761: //DOLIST
762: //=> { 29 42 57 }
763: INSTRUCTION("ELSEIF", instruction_elseif);
764: INSTRUCTION("FORALL", instruction_forall);
765: INSTRUCTION("FORMAT", instruction_format);
766: //INSTRUCTION("HEIGHT")
767: INSTRUCTION("ITRACE", instruction_itrace);
768: INSTRUCTION("LIST->", instruction_list_fleche);
769: INSTRUCTION("LOGGER", instruction_logger);
770: INSTRUCTION("MCLRIN", instruction_mclrin);
771: INSTRUCTION("NRPROC", instruction_nrproc);
772: INSTRUCTION("PROCID", instruction_procid);
773: INSTRUCTION("PROMPT", instruction_prompt);
774: INSTRUCTION("RCLSWI", instruction_rclswi);
775: INSTRUCTION("RECALL", instruction_recall);
776: INSTRUCTION("RECODE", instruction_recode);
777: INSTRUCTION("REDRAW", instruction_redraw);
778: INSTRUCTION("REMOVE", instruction_remove);
779: INSTRUCTION("REPEAT", instruction_repeat);
780: INSTRUCTION("RETURN", instruction_return);
781: INSTRUCTION("REWIND", instruction_rewind);
782: //INSTRUCTION("SCREEN")
783: INSTRUCTION("SELECT", instruction_select);
784: //INSTRUCTION("SPHERE")
785: INSTRUCTION("SHARED", instruction_shared);
786: INSTRUCTION("SPLASH", instruction_splash);
787: INSTRUCTION("STATIC", instruction_static);
788: INSTRUCTION("STOSWI", instruction_stoswi);
789: //INSTRUCTION("STREAM", instruction_stream);
790: //{ 1 2 3 4 5 } << * >> STREAM => 120
791: INSTRUCTION("TARGET", instruction_target);
792: INSTRUCTION("UNLOCK", instruction_unlock);
793: INSTRUCTION("VERIFY", instruction_verify);
794: INSTRUCTION("WFDATA", instruction_wfdata);
795: INSTRUCTION("WFLOCK", instruction_wflock);
796: INSTRUCTION("WFPOKE", instruction_wfpoke);
797: INSTRUCTION("WFPROC", instruction_wfproc);
798: INSTRUCTION("WFSOCK", instruction_wfsock);
799: INSTRUCTION("->ARRY", instruction_fleche_array);
800: INSTRUCTION("->DIAG", instruction_fleche_diag);
801: INSTRUCTION("->LIST", instruction_fleche_list);
802:
803: INSTRUCTION("ARRAY->", instruction_array_fleche);
804: //INSTRUCTION("BARPLOT")
805: //INSTRUCTION("BESTFIT")
806: //Instruction HP48 (choisit le meilleur modèle de régression)
807: INSTRUCTION("CLRFUSE", instruction_clrfuse);
808: INSTRUCTION("CONVERT", instruction_convert);
809: INSTRUCTION("CRSMPHR", instruction_crsmphr);
810: INSTRUCTION("CURRENC", instruction_currenc);
811: INSTRUCTION("DEFAULT", instruction_default);
812: INSTRUCTION("EPSILON", instruction_epsilon);
813: //INSTRUCTION("GRIDMAP")
814: //Instruction HP48 (sélectionne le mode de tracé GRIDMAP)
815: //Le tracé GRIDMAP transforme la grille d'échantillonnage rectiligne
816: //en appliquant la fonction en cours à valeurs complexes.
817: //Les coordonnées de chaque point de la grille (un nombre complexe)
818: //constituent
819: //les données d'entrée de la fonction qui les projette ensuite dans le
820: //grille
821: //de sortie.
822: //f(x,y)=fnct complexe évaluée sur la grille (x,y) et affichée comme une
823: //fonction paramétrique.
824: INSTRUCTION("INQUIRE", instruction_inquire);
825: INSTRUCTION("MEMLOCK", instruction_memlock);
826: INSTRUCTION("MTXLOCK", instruction_mtxlock);
827: INSTRUCTION("PERSIST", instruction_persist);
828: INSTRUCTION("PLOTTER", instruction_plotter);
829: INSTRUCTION("PRIVATE", instruction_private);
830: INSTRUCTION("PROTECT", instruction_protect);
831: INSTRUCTION("PSHPRFL", instruction_pshprfl);
832: INSTRUCTION("PULPRFL", instruction_pulprfl);
833: INSTRUCTION("RESTART", instruction_restart);
834: INSTRUCTION("REVLIST", instruction_revlist);
835: INSTRUCTION("SCATTER", instruction_scatter);
836: INSTRUCTION("SUSPEND", instruction_suspend);
837: INSTRUCTION("SWILOCK", instruction_swilock);
838: INSTRUCTION("SYSEVAL", instruction_syseval);
839: INSTRUCTION("TABLE->", instruction_table_fleche);
840: INSTRUCTION("VERSION", instruction_version);
841: INSTRUCTION("WORKDIR", instruction_workdir);
842: INSTRUCTION("->ARRAY", instruction_fleche_array);
843: INSTRUCTION("->TABLE", instruction_fleche_table);
844:
845: INSTRUCTION("CLRCNTXT", instruction_clrcntxt);
846: INSTRUCTION("CLRSMPHR", instruction_clrsmphr);
847: INSTRUCTION("COMPRESS", instruction_compress);
848: INSTRUCTION("CONTINUE", instruction_continue);
849: INSTRUCTION("CRITICAL", instruction_critical);
850: INSTRUCTION("DUPCNTXT", instruction_dupcntxt);
851: INSTRUCTION("FUNCTION", instruction_function);
852: INSTRUCTION("IMPLICIT", instruction_implicit);
853: INSTRUCTION("INFINITY", instruction_sensible_infinity);
854: INSTRUCTION("KEYLABEL", instruction_keylabel);
855: INSTRUCTION("KEYTITLE", instruction_keytitle);
856: INSTRUCTION("LOGSCALE", instruction_logscale);
857: INSTRUCTION("NEWPLANE", instruction_newplane);
858: INSTRUCTION("PSHCNTXT", instruction_pshcntxt);
859: INSTRUCTION("PULCNTXT", instruction_pulcntxt);
860: INSTRUCTION("SQLQUERY", instruction_sqlquery);
861: INSTRUCTION("SWIQUEUE", instruction_swiqueue);
862: INSTRUCTION("TOKENIZE", instruction_tokenize);
863: INSTRUCTION("VARIABLE", instruction_variable);
864: INSTRUCTION("VOLATILE", instruction_volatile);
865: INSTRUCTION("WARRANTY", instruction_warranty);
866:
867: INSTRUCTION("AUTOSCALE", instruction_autoscale);
868: INSTRUCTION("BACKSPACE", instruction_backspace);
869: INSTRUCTION("BACKTRACE", instruction_backtrace);
870: INSTRUCTION("CLRATEXIT", instruction_clratexit);
871: INSTRUCTION("CLRATPOKE", instruction_clratpoke);
872: INSTRUCTION("COPYRIGHT", instruction_copyright);
873: //INSTRUCTION("CYLINDRIC");
874: INSTRUCTION("DAEMONIZE", instruction_daemonize);
875: INSTRUCTION("DROPCNTXT", instruction_dropcntxt);
876: INSTRUCTION("EXTERNALS", instruction_externals);
877: INSTRUCTION("HISTOGRAM", instruction_histogram);
878: INSTRUCTION("MEMUNLOCK", instruction_memunlock);
879: INSTRUCTION("MTXSTATUS", instruction_mtxstatus);
880: INSTRUCTION("MTXUNLOCK", instruction_mtxunlock);
881: INSTRUCTION("PARAMETER", instruction_parameter);
882: //INSTRUCTION("PSCONTOUR")
883: //INSTRUCTION("SCATRPLOT")
884: //(trace un nuage de points de SDAT et la courbe de régression)
885: INSTRUCTION("SMPHRDECR", instruction_smphrdecr);
886: INSTRUCTION("SMPHRGETV", instruction_smphrgetv);
887: INSTRUCTION("SMPHRINCR", instruction_smphrincr);
888: INSTRUCTION("SWAPCNTXT", instruction_swapcntxt);
889: INSTRUCTION("SWISTATUS", instruction_swistatus);
890: INSTRUCTION("SWIUNLOCK", instruction_swiunlock);
891: INSTRUCTION("UNPROTECT", instruction_unprotect);
892: INSTRUCTION("WIREFRAME", instruction_wireframe);
893:
894: INSTRUCTION("MTXTRYLOCK", instruction_mtxtrylock);
895: INSTRUCTION("PARAMETRIC", instruction_parametric);
896: //INSTRUCTION("PARSURFACE")
897: //Instruction HP48 (tracé PARSURFACE) Equation sous forme de liste
898: INSTRUCTION("SLICESCALE", instruction_slicescale);
899: INSTRUCTION("SQLCONNECT", instruction_sqlconnect);
900: //INSTRUCTION("SLOPEFIELD")
901: //Instruction HP48 (type de tracé)
902: //Tracé 3D en courbes de niveaux.
903: //Le type de tracé 'SLOPEFIELD' dessine un réseau de segments dont les
904: //pentes
905: //représentent la valeur de la fonction (x,y) en leur milieu.
906: //=> utile pour y'=F(x,y)
907: INSTRUCTION("UNCOMPRESS", instruction_uncompress);
908:
909: INSTRUCTION("LOCALIZATION", instruction_localization);
910: INSTRUCTION("SMPHRTRYDECR", instruction_smphrtrydecr);
911:
912: INSTRUCTION("SQLDISCONNECT", instruction_sqldisconnect);
913: #undef INSTRUCTION
914:
915: return;
916: }
917:
918:
919: void *
920: analyse_instruction(struct_processus *s_etat_processus, unsigned char *ptr)
921: {
922: int pointeur;
923:
924: struct_instruction *l_instruction_courante;
925:
926: l_instruction_courante = (*s_etat_processus).arbre_instructions;
927:
928: while((*ptr) != d_code_fin_chaine)
929: {
930: pointeur = (*s_etat_processus).pointeurs_caracteres[*ptr];
931:
932: if (pointeur < 0)
933: {
934: // Caractère hors de l'alphabet des instructions
935:
936: return(NULL);
937: }
938:
939: if ((*l_instruction_courante).noeuds[pointeur] == NULL)
940: {
941: // Le chemin de l'instruction candidate n'existe pas.
942:
943: return(NULL);
944: }
945:
946: l_instruction_courante = (*l_instruction_courante).noeuds[pointeur];
947: ptr++;
948:
949: if ((l_instruction_courante == NULL) && ((*ptr) != d_code_fin_chaine))
950: {
951: // Le chemin de l'instruction candidate est incomplet.
952:
953: return(NULL);
954: }
955: }
956:
957: if ((*l_instruction_courante).feuille != NULL)
958: {
959: return((*l_instruction_courante).feuille);
960: }
961:
962: return(NULL);
963: }
964:
965:
966: void
967: analyse(struct_processus *s_etat_processus, void (*fonction)())
968: {
969: real8 attente;
970: real8 pourcentage;
971: real8 temps_cpu;
972: real8 temps_reel;
973:
974: static struct timeval horodatage_initial;
975: struct timeval horodatage_final;
976:
977: # ifndef OS2
978: static struct rusage usage_initial;
979: struct rusage usage_final;
980: # else
981: static clock_t usage_initial;
982: clock_t usage_final;
983: # endif
984:
985: struct timespec temporisation;
986:
987: unsigned char *position;
988: unsigned char *bibliotheque_candidate;
989: unsigned char instruction_majuscule
990: [d_longueur_maximale_instruction];
991: unsigned char registre_instruction_valide;
992:
993: void (*instruction)();
994:
995: errno = 0;
996: (*s_etat_processus).var_volatile_exception_gsl = 0;
997:
998: (*s_etat_processus).instruction_valide = 'Y';
999: (*s_etat_processus).constante_symbolique = 'N';
1000: (*s_etat_processus).nombre_arguments = -2;
1001: (*s_etat_processus).instruction_intrinseque = 'I';
1002:
1003: /*
1004: * On autorise l'exécution d'un fork() dans un thread concurrent.
1005: */
1006:
1007: # ifndef SEMAPHORES_NOMMES
1008: if (sem_post(&((*s_etat_processus).semaphore_fork)) != 0)
1009: # else
1010: if (sem_post((*s_etat_processus).semaphore_fork) != 0)
1011: # endif
1012: {
1013: (*s_etat_processus).erreur_systeme = d_es_processus;
1014: return;
1015: }
1016:
1017: # ifndef SEMAPHORES_NOMMES
1018: while(sem_wait(&((*s_etat_processus).semaphore_fork)) != 0)
1019: # else
1020: while(sem_wait((*s_etat_processus).semaphore_fork) != 0)
1021: # endif
1022: {
1023: if (errno != EINTR)
1024: {
1025: (*s_etat_processus).erreur_systeme = d_es_processus;
1026: return;
1027: }
1028: }
1029:
1030: /*
1031: * Verrou pour les sections_critiques
1032: */
1033:
1034: if (pthread_mutex_lock(&mutex_sections_critiques) != 0)
1035: {
1036: (*s_etat_processus).erreur_systeme = d_es_processus;
1037: return;
1038: }
1039:
1040: if (pthread_mutex_unlock(&mutex_sections_critiques) != 0)
1041: {
1042: (*s_etat_processus).erreur_systeme = d_es_processus;
1043: return;
1044: }
1045:
1046: scrutation_injection(s_etat_processus);
1047:
1048: if (fonction == NULL)
1049: {
1050: conversion_majuscule_limitee((*s_etat_processus).instruction_courante,
1051: instruction_majuscule, d_longueur_maximale_instruction);
1052: instruction = analyse_instruction(s_etat_processus,
1053: instruction_majuscule);
1054:
1055: if (instruction == NULL)
1056: {
1057: // L'instruction n'existe pas.
1058:
1059: (*s_etat_processus).instruction_valide = 'N';
1060: }
1061: else
1062: {
1063: // Exécution de l'instruction associée. Le drapeau
1064: // (*s_etat_processus).instruction_valide peut passer à 'N'
1065: // dans le cas d'instructions sensibles à la casse.
1066:
1067: if ((*s_etat_processus).niveau_profilage >= 2)
1068: {
1069: profilage(s_etat_processus, instruction_majuscule);
1070: }
1071:
1072: (*s_etat_processus).instruction_valide = 'Y';
1073: instruction(s_etat_processus);
1074:
1075: if ((*s_etat_processus).niveau_profilage >= 2)
1076: {
1077: profilage(s_etat_processus, NULL);
1078: }
1079: }
1080: }
1081: else
1082: {
1083: if ((*s_etat_processus).niveau_profilage >= 2)
1084: {
1085: profilage(s_etat_processus,
1086: (*s_etat_processus).instruction_courante);
1087: }
1088:
1089: (*s_etat_processus).instruction_valide = 'Y';
1090: fonction(s_etat_processus);
1091:
1092: if ((*s_etat_processus).niveau_profilage >= 2)
1093: {
1094: profilage(s_etat_processus, NULL);
1095: }
1096: }
1097:
1098: if ((*s_etat_processus).instruction_valide == 'Y')
1099: {
1100: (*s_etat_processus).instruction_intrinseque = 'Y';
1101: }
1102:
1103: if ((*s_etat_processus).instruction_valide == 'N')
1104: {
1105: if ((position = index((*s_etat_processus).instruction_courante, '$'))
1106: != NULL)
1107: {
1108: if ((bibliotheque_candidate = malloc(((size_t) (position + 1
1109: - (*s_etat_processus).instruction_courante))
1110: * sizeof(unsigned char))) == NULL)
1111: {
1112: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
1113: return;
1114: }
1115:
1116: (*bibliotheque_candidate) = d_code_fin_chaine;
1117: strncat(bibliotheque_candidate,
1118: (*s_etat_processus).instruction_courante, ((size_t)
1119: (position - (*s_etat_processus).instruction_courante)));
1120:
1121: position++;
1122:
1123: if (execution_fonction_de_bibliotheque(s_etat_processus, position,
1124: bibliotheque_candidate) == d_vrai)
1125: {
1126: (*s_etat_processus).instruction_valide = 'Y';
1127: (*s_etat_processus).instruction_intrinseque = 'N';
1128: }
1129: else
1130: {
1131: (*s_etat_processus).instruction_valide = 'N';
1132: }
1133:
1134: free(bibliotheque_candidate);
1135: }
1136: else
1137: {
1138: if (execution_fonction_de_bibliotheque(s_etat_processus,
1139: (*s_etat_processus).instruction_courante, NULL)
1140: == d_vrai)
1141: {
1142: (*s_etat_processus).instruction_valide = 'Y';
1143: (*s_etat_processus).instruction_intrinseque = 'N';
1144: }
1145: else
1146: {
1147: (*s_etat_processus).instruction_valide = 'N';
1148: }
1149: }
1150: }
1151:
1152: /*
1153: --------------------------------------------------------------------------------
1154: Gestion des interruptions logicielles
1155: --------------------------------------------------------------------------------
1156: */
1157:
1158: if (((*s_etat_processus).erreur_systeme == d_es) &&
1159: ((*s_etat_processus).erreur_execution == d_ex) &&
1160: ((*s_etat_processus).exception == d_ep))
1161: {
1162: if ((*s_etat_processus).test_instruction == 'N')
1163: {
1164: if (pthread_mutex_lock(&(*s_etat_processus).mutex_interruptions)
1165: != 0)
1166: {
1167: (*s_etat_processus).erreur_systeme = d_es_processus;
1168: }
1169: else
1170: {
1171: if ((*s_etat_processus).nombre_interruptions_non_affectees != 0)
1172: {
1173: affectation_interruptions_logicielles(s_etat_processus);
1174: }
1175:
1176: if (pthread_mutex_unlock(&(*s_etat_processus)
1177: .mutex_interruptions) != 0)
1178: {
1179: (*s_etat_processus).erreur_systeme = d_es_processus;
1180: }
1181: }
1182:
1183: if (((*s_etat_processus).nombre_interruptions_en_queue != 0) &&
1184: ((*s_etat_processus).erreur_systeme == d_es) &&
1185: ((*s_etat_processus).erreur_execution == d_ex))
1186: {
1187:
1188: registre_instruction_valide =
1189: (*s_etat_processus).instruction_valide;
1190: traitement_interruptions_logicielles(s_etat_processus);
1191: (*s_etat_processus).instruction_valide =
1192: registre_instruction_valide;
1193: }
1194: }
1195: }
1196:
1197: /*
1198: --------------------------------------------------------------------------------
1199: Limitation du pourcetage de temps CPU
1200: --------------------------------------------------------------------------------
1201: */
1202:
1203: if ((*s_etat_processus).pourcentage_maximal_cpu < 100)
1204: {
1205: # ifndef OS2
1206: getrusage(RUSAGE_SELF, &usage_final);
1207: # else
1208: usage_final = clock();
1209: # endif
1210:
1211: gettimeofday(&horodatage_final, NULL);
1212:
1213: if ((*s_etat_processus).initialisation_scheduler == d_vrai)
1214: {
1215: temps_reel = ((real8) (horodatage_final.tv_sec -
1216: horodatage_initial.tv_sec)) +
1217: (((real8) (horodatage_final.tv_usec -
1218: horodatage_initial.tv_usec)) / ((real8) 1E6));
1219:
1220: // Le temps depuis la dernière limitation est de plus de un
1221: // dixième de seconde.
1222:
1223: if (temps_reel >= 0.1)
1224: {
1225: # ifndef OS2
1226: temps_cpu = ((real8) ((usage_final.ru_utime.tv_sec +
1227: usage_final.ru_stime.tv_sec) -
1228: (usage_initial.ru_utime.tv_sec +
1229: usage_initial.ru_stime.tv_sec))) +
1230: (((real8) ((usage_final.ru_utime.tv_usec +
1231: usage_final.ru_stime.tv_usec) -
1232: (usage_initial.ru_utime.tv_usec +
1233: usage_initial.ru_stime.tv_usec))) / ((real8) 1E6));
1234: # else
1235: temps_cpu = (usage_final - usage_initial) / CLOCKS_PER_SEC;
1236: # endif
1237:
1238: pourcentage = 100 * temps_cpu / temps_reel;
1239:
1240: if (pourcentage > 100)
1241: {
1242: pourcentage = 100;
1243: }
1244:
1245: if (pourcentage > (*s_etat_processus).pourcentage_maximal_cpu)
1246: {
1247: attente = ((pourcentage * temps_cpu) /
1248: (*s_etat_processus).pourcentage_maximal_cpu)
1249: - (pourcentage * temps_cpu / 100);
1250:
1251: temporisation.tv_sec = (time_t) floor(attente);
1252: temporisation.tv_nsec = (suseconds_t) ((attente
1253: - ((real8) temporisation.tv_sec)) * 1E9);
1254:
1255: while(nanosleep(&temporisation, &temporisation) == -1)
1256: {
1257: if (errno != EINTR)
1258: {
1259: break;
1260: }
1261: }
1262: }
1263:
1264: horodatage_initial = horodatage_final;
1265: usage_initial = usage_final;
1266: }
1267: }
1268: else
1269: {
1270: (*s_etat_processus).initialisation_scheduler = d_vrai;
1271:
1272: horodatage_initial = horodatage_final;
1273: usage_initial = usage_final;
1274: }
1275: }
1276: else
1277: {
1278: (*s_etat_processus).initialisation_scheduler = d_faux;
1279: }
1280:
1281: /*
1282: --------------------------------------------------------------------------------
1283: Introduction des erreurs générées
1284: --------------------------------------------------------------------------------
1285: */
1286:
1287: if (((*s_etat_processus).test_instruction == 'N') &&
1288: ((*s_etat_processus).instruction_valide == 'Y'))
1289: {
1290: traitement_asynchrone_exceptions_gsl(s_etat_processus);
1291:
1292: if ((*s_etat_processus).erreur_processus_fils == d_vrai)
1293: {
1294: (*s_etat_processus).erreur_processus_fils = d_faux;
1295:
1296: (*s_etat_processus).erreur_systeme =
1297: (*s_etat_processus).erreur_systeme_processus_fils;
1298: (*s_etat_processus).erreur_execution =
1299: (*s_etat_processus).erreur_execution_processus_fils;
1300: (*s_etat_processus).arret_si_exception = d_vrai;
1301:
1302: if ((*s_etat_processus).pid_erreur_processus_fils == getpid())
1303: {
1304: (*s_etat_processus).invalidation_message_erreur = d_faux;
1305: }
1306: else
1307: {
1308: (*s_etat_processus).invalidation_message_erreur = d_vrai;
1309: }
1310: }
1311:
1312: if (((*s_etat_processus).erreur_execution != d_ex) ||
1313: ((*s_etat_processus).erreur_systeme != d_es) ||
1314: ((*s_etat_processus).exception != d_ep))
1315: {
1316: (*s_etat_processus).niveau_derniere_erreur =
1317: (*s_etat_processus).niveau_courant;
1318:
1319: if ((*s_etat_processus).mode_execution_programme == 'Y')
1320: {
1321: if ((*s_etat_processus).instruction_derniere_erreur != NULL)
1322: {
1323: free((*s_etat_processus).instruction_derniere_erreur);
1324: (*s_etat_processus).instruction_derniere_erreur = NULL;
1325: }
1326:
1327: if ((*s_etat_processus).instruction_courante == NULL)
1328: {
1329: if (((*s_etat_processus).instruction_derniere_erreur =
1330: malloc(16 * sizeof(unsigned char))) == NULL)
1331: {
1332: (*s_etat_processus).erreur_systeme =
1333: d_es_allocation_memoire;
1334: return;
1335: }
1336:
1337: strcpy((*s_etat_processus).instruction_derniere_erreur,
1338: "<not available>");
1339: }
1340: else
1341: {
1342: if (((*s_etat_processus).instruction_derniere_erreur =
1343: malloc((strlen((*s_etat_processus)
1344: .instruction_courante) + 1) *
1345: sizeof(unsigned char))) == NULL)
1346: {
1347: (*s_etat_processus).erreur_systeme =
1348: d_es_allocation_memoire;
1349: return;
1350: }
1351:
1352: strcpy((*s_etat_processus).instruction_derniere_erreur,
1353: (*s_etat_processus).instruction_courante);
1354: }
1355: }
1356: else
1357: {
1358: if ((*s_etat_processus).objet_courant != NULL)
1359: {
1360: if ((*s_etat_processus).instruction_derniere_erreur != NULL)
1361: {
1362: free((*s_etat_processus).instruction_derniere_erreur);
1363: (*s_etat_processus).instruction_derniere_erreur = NULL;
1364: }
1365:
1366: if (((*s_etat_processus).instruction_derniere_erreur =
1367: formateur(s_etat_processus, 0,
1368: (*s_etat_processus).objet_courant)) == NULL)
1369: {
1370: return;
1371: }
1372:
1373: (*s_etat_processus).objet_courant = NULL;
1374: }
1375: }
1376: }
1377: }
1378:
1379: return;
1380: }
1381:
1382:
1383: /*
1384: ================================================================================
1385: Traitement asynchrone des erreurs de la bibliothèque GSL
1386: ================================================================================
1387: Entrées :
1388: --------------------------------------------------------------------------------
1389: Sorties :
1390: --------------------------------------------------------------------------------
1391: Effets de bord : néant
1392: ================================================================================
1393: */
1394:
1395: void
1396: traitement_asynchrone_exceptions_gsl(struct_processus *s_etat_processus)
1397: {
1398: if ((*s_etat_processus).var_volatile_exception_gsl != 0)
1399: {
1400: switch((*s_etat_processus).var_volatile_exception_gsl)
1401: {
1402: case GSL_EINVAL :
1403: {
1404: (*s_etat_processus).erreur_execution = d_ex_argument_invalide;
1405: break;
1406: }
1407:
1408: case GSL_EDOM :
1409: {
1410: (*s_etat_processus).exception = d_ep_domaine_definition;
1411: break;
1412: }
1413:
1414: case GSL_ERANGE :
1415: {
1416: (*s_etat_processus).exception = d_ep_resultat_indefini;
1417: break;
1418: }
1419:
1420: case GSL_EZERODIV :
1421: {
1422: (*s_etat_processus).exception = d_ep_division_par_zero;
1423: break;
1424: }
1425:
1426: case GSL_EUNDRFLW :
1427: {
1428: (*s_etat_processus).exception = d_ep_underflow;
1429: break;
1430: }
1431:
1432: case GSL_EOVRFLW :
1433: {
1434: (*s_etat_processus).exception = d_ep_overflow;
1435: break;
1436: }
1437:
1438: case GSL_ENOMEM :
1439: {
1440: (*s_etat_processus).erreur_systeme = d_es_allocation_memoire;
1441: break;
1442: }
1443:
1444: case GSL_ELOSS :
1445: {
1446: (*s_etat_processus).exception = d_ep_perte_precision;
1447: break;
1448: }
1449:
1450: default :
1451: {
1452: (*s_etat_processus).erreur_execution =
1453: d_ex_routines_mathematiques;
1454: break;
1455: }
1456: }
1457:
1458: (*s_etat_processus).var_volatile_exception_gsl = 0;
1459: }
1460:
1461: return;
1462: }
1463:
1464: // vim: ts=4
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