1 | /**************************************** |
---|
2 | * Computer Algebra System SINGULAR * |
---|
3 | ****************************************/ |
---|
4 | /* $Id: ipid.cc,v 1.32 1999-05-06 16:53:24 Singular Exp $ */ |
---|
5 | |
---|
6 | /* |
---|
7 | * ABSTRACT: identfier handling |
---|
8 | */ |
---|
9 | |
---|
10 | #include <string.h> |
---|
11 | |
---|
12 | #include "mod2.h" |
---|
13 | #include "tok.h" |
---|
14 | #include "ipshell.h" |
---|
15 | #include "intvec.h" |
---|
16 | #include "febase.h" |
---|
17 | #include "mmemory.h" |
---|
18 | #include "numbers.h" |
---|
19 | #include "polys.h" |
---|
20 | #include "ring.h" |
---|
21 | #include "ideals.h" |
---|
22 | #include "matpol.h" |
---|
23 | #include "lists.h" |
---|
24 | #include "attrib.h" |
---|
25 | #include "silink.h" |
---|
26 | #include "syz.h" |
---|
27 | #include "ipid.h" |
---|
28 | |
---|
29 | namehdl namespaceroot = NULL; |
---|
30 | #define TEST |
---|
31 | #ifndef HAVE_NAMESPACES |
---|
32 | idhdl idroot = NULL; |
---|
33 | #endif /* HAVE_NAMESPACES */ |
---|
34 | idhdl currRingHdl = NULL; |
---|
35 | ring currRing = NULL; |
---|
36 | ideal currQuotient = NULL; |
---|
37 | char* iiNoName="_"; |
---|
38 | |
---|
39 | void paCleanUp(package pack); |
---|
40 | #ifdef HAVE_NAMESPACES |
---|
41 | BOOLEAN paKill(package pack, BOOLEAN force_top=FALSE); |
---|
42 | #endif |
---|
43 | |
---|
44 | /*0 implementation*/ |
---|
45 | |
---|
46 | idhdl idrec::get(const char * s, int lev) |
---|
47 | { |
---|
48 | idhdl h = this; |
---|
49 | idhdl found=NULL; |
---|
50 | int l; |
---|
51 | char *id; |
---|
52 | while (h!=NULL) |
---|
53 | { |
---|
54 | mmTestLP(IDID(h)); |
---|
55 | // ============================================================= |
---|
56 | #if 0 |
---|
57 | // timings: ratchwum: 515 s, wilde13: 373 s, nepomuck: 267 s, lukas 863 s |
---|
58 | id=IDID(h); |
---|
59 | l=IDLEV(h); |
---|
60 | if ((l==0) && (*(short *)s==*(short *)id) && (0 == strcmp(s+1,id+1))) |
---|
61 | { |
---|
62 | found=h; |
---|
63 | } |
---|
64 | else if ((l==lev) && (*(short *)s==*(short *)id) && (0 == strcmp(s+1,id+1))) |
---|
65 | { |
---|
66 | return h; |
---|
67 | } |
---|
68 | #endif |
---|
69 | // ============================================================= |
---|
70 | #if 0 |
---|
71 | // timings: ratchwum: 515 s, wilde13: 398 s, nepomuck: 269 s, lukas 834 s |
---|
72 | id=IDID(h); |
---|
73 | if (*(short *)s==*(short *)id) |
---|
74 | { |
---|
75 | l=IDLEV(h); |
---|
76 | if ((l==0) && (0 == strcmp(s+1,id+1))) |
---|
77 | { |
---|
78 | found=h; |
---|
79 | } |
---|
80 | else if ((l==lev) && (0 == strcmp(s+1,id+1))) |
---|
81 | { |
---|
82 | return h; |
---|
83 | } |
---|
84 | } |
---|
85 | #endif |
---|
86 | // ============================================================= |
---|
87 | #if 1 |
---|
88 | // timings: ratchwum: 501 s, wilde13: 357 s, nepomuck: 267 s, lukas 816 s |
---|
89 | l=IDLEV(h); |
---|
90 | if ((l==0)||(l==lev)) |
---|
91 | { |
---|
92 | id=IDID(h); |
---|
93 | if (*(short *)s==*(short *)id) |
---|
94 | { |
---|
95 | if (0 == strcmp(s+1,id+1)) |
---|
96 | { |
---|
97 | if (l==lev) return h; |
---|
98 | found=h; |
---|
99 | } |
---|
100 | } |
---|
101 | } |
---|
102 | #endif |
---|
103 | // ============================================================= |
---|
104 | h = IDNEXT(h); |
---|
105 | } |
---|
106 | return found; |
---|
107 | } |
---|
108 | |
---|
109 | //idrec::~idrec() |
---|
110 | //{ |
---|
111 | // if (id!=NULL) |
---|
112 | // { |
---|
113 | // FreeL((ADDRESS)id); |
---|
114 | // id=NULL; |
---|
115 | // } |
---|
116 | // /* much more !! */ |
---|
117 | //} |
---|
118 | |
---|
119 | idhdl idrec::set(char * s, int lev, idtyp t, BOOLEAN init) |
---|
120 | { |
---|
121 | //printf("define %s, %x, lev: %d, typ: %d\n", s,s,lev,t); |
---|
122 | idhdl h = (idrec *)Alloc0(sizeof(idrec)); |
---|
123 | int len = 0; |
---|
124 | IDID(h) = s; |
---|
125 | IDTYP(h) = t; |
---|
126 | IDLEV(h) = lev; |
---|
127 | #ifdef HAVE_NAMESPACES |
---|
128 | h->ref = 0; |
---|
129 | #endif /* HAVE_NAMESPACES */ |
---|
130 | IDNEXT(h) = this; |
---|
131 | if (init) |
---|
132 | { |
---|
133 | switch (t) |
---|
134 | { |
---|
135 | //the type with init routines: |
---|
136 | case INTVEC_CMD: |
---|
137 | case INTMAT_CMD: |
---|
138 | IDINTVEC(h) = new intvec(); |
---|
139 | break; |
---|
140 | case NUMBER_CMD: |
---|
141 | IDNUMBER(h) = nInit(0); |
---|
142 | break; |
---|
143 | case IDEAL_CMD: |
---|
144 | case MODUL_CMD: |
---|
145 | IDFLAG(h) = Sy_bit(FLAG_STD); |
---|
146 | case MATRIX_CMD: |
---|
147 | IDIDEAL(h) = idInit(1,1); |
---|
148 | break; |
---|
149 | case MAP_CMD: |
---|
150 | IDIDEAL(h) = idInit(1,1); |
---|
151 | IDMAP(h)->preimage = mstrdup(IDID(currRingHdl)); |
---|
152 | break; |
---|
153 | case STRING_CMD: |
---|
154 | IDSTRING(h) = mstrdup(""); |
---|
155 | break; |
---|
156 | case LIST_CMD: |
---|
157 | IDLIST(h)=(lists)Alloc(sizeof(slists)); |
---|
158 | IDLIST(h)->Init(); |
---|
159 | break; |
---|
160 | //the types with the standard init: set the struct to zero |
---|
161 | case LINK_CMD: |
---|
162 | len=sizeof(ip_link); |
---|
163 | break; |
---|
164 | case RING_CMD: |
---|
165 | case QRING_CMD: |
---|
166 | len = sizeof(ip_sring); |
---|
167 | break; |
---|
168 | case PACKAGE_CMD: |
---|
169 | len = sizeof(ip_package); |
---|
170 | break; |
---|
171 | case RESOLUTION_CMD: |
---|
172 | len=sizeof(ssyStrategy); |
---|
173 | break; |
---|
174 | case PROC_CMD: |
---|
175 | len=sizeof(procinfo); |
---|
176 | break; |
---|
177 | //other types: without init (int,script,poly,def,package) |
---|
178 | } |
---|
179 | if (len!=0) |
---|
180 | { |
---|
181 | IDSTRING(h) = (char *)Alloc0(len); |
---|
182 | } |
---|
183 | // additional settings:-------------------------------------- |
---|
184 | if (t == QRING_CMD) |
---|
185 | { |
---|
186 | IDRING(h)=rCopy(currRing); |
---|
187 | /* QRING_CMD is ring dep => currRing !=NULL */ |
---|
188 | } |
---|
189 | else if (t == PROC_CMD) |
---|
190 | { |
---|
191 | IDPROC(h)->language=LANG_NONE; |
---|
192 | } |
---|
193 | else if (t == PACKAGE_CMD) |
---|
194 | { |
---|
195 | IDPACKAGE(h)->language=LANG_NONE; |
---|
196 | IDPACKAGE(h)->loaded = FALSE; |
---|
197 | } |
---|
198 | |
---|
199 | } |
---|
200 | // -------------------------------------------------------- |
---|
201 | return h; |
---|
202 | } |
---|
203 | |
---|
204 | //#define KAI |
---|
205 | idhdl enterid(char * s, int lev, idtyp t, idhdl* root, BOOLEAN init) |
---|
206 | { |
---|
207 | idhdl h; |
---|
208 | // is it the currRing - id ? |
---|
209 | #ifdef HAVE_NAMESPACES |
---|
210 | namehdl topnsroot = namespaceroot->root; |
---|
211 | #endif |
---|
212 | if ((currRingHdl!=NULL) |
---|
213 | &&(IDLEV(currRingHdl)!=lev) |
---|
214 | &&(s==IDID(currRingHdl))) |
---|
215 | { |
---|
216 | s=mstrdup(s); |
---|
217 | } |
---|
218 | // is it already defined in root ? |
---|
219 | else if ((h=(*root)->get(s,lev))!=NULL) |
---|
220 | { |
---|
221 | if (IDLEV(h)!=lev) |
---|
222 | { |
---|
223 | s=mstrdup(s); |
---|
224 | } |
---|
225 | else if ((IDTYP(h) == t)||(t==DEF_CMD)) |
---|
226 | { |
---|
227 | if (BVERBOSE(V_REDEFINE)) |
---|
228 | #ifdef KAI |
---|
229 | Warn("1 redefining %s **",s); |
---|
230 | #else |
---|
231 | Warn("redefining %s **",s); |
---|
232 | #endif |
---|
233 | #ifdef HAVE_NAMESPACES |
---|
234 | if(t==PACKAGE_CMD && strcmp(s,"Top")==0) { |
---|
235 | Warn("identifier `%s` in use",s); |
---|
236 | return(h); |
---|
237 | } |
---|
238 | #endif /* HAVE_NAMESPACES */ |
---|
239 | if (s==IDID(h)) |
---|
240 | IDID(h)=NULL; |
---|
241 | killhdl(h,root); |
---|
242 | } |
---|
243 | else |
---|
244 | goto errlabel; |
---|
245 | } |
---|
246 | // is it already defined in idroot ? |
---|
247 | else if (*root != IDROOT) |
---|
248 | { |
---|
249 | if ((h=IDROOT->get(s,lev))!=NULL) |
---|
250 | { |
---|
251 | if (IDLEV(h)!=lev) |
---|
252 | { |
---|
253 | s=mstrdup(s); |
---|
254 | } |
---|
255 | else if ((IDTYP(h) == t)||(t==DEF_CMD)) |
---|
256 | { |
---|
257 | if (BVERBOSE(V_REDEFINE)) |
---|
258 | #ifdef KAI |
---|
259 | Warn("2 redefining %s **",s); |
---|
260 | #else |
---|
261 | Warn("redefining %s **",s); |
---|
262 | #endif |
---|
263 | IDID(h)=NULL; |
---|
264 | killhdl(h,&IDROOT); |
---|
265 | } |
---|
266 | else |
---|
267 | { |
---|
268 | goto errlabel; |
---|
269 | } |
---|
270 | } |
---|
271 | } |
---|
272 | #ifdef HAVE_NAMESPACES |
---|
273 | // is it already defined in toplevel idroot ? |
---|
274 | else if (*root != NSROOT(topnsroot)) |
---|
275 | { |
---|
276 | if ((h=topnsroot->get(s,lev))!=NULL) |
---|
277 | { |
---|
278 | s=mstrdup(s); |
---|
279 | } |
---|
280 | } |
---|
281 | #endif /* HAVE_NAMESPACES */ |
---|
282 | // is it already defined in currRing->idroot ? |
---|
283 | else if ((currRing!=NULL)&&((*root) != currRing->idroot)) |
---|
284 | { |
---|
285 | if ((h=currRing->idroot->get(s,lev))!=NULL) |
---|
286 | { |
---|
287 | if (IDLEV(h)!=lev) |
---|
288 | { |
---|
289 | s=mstrdup(s); |
---|
290 | } |
---|
291 | else if ((IDTYP(h) == t)||(t==DEF_CMD)) |
---|
292 | { |
---|
293 | if (BVERBOSE(V_REDEFINE)) |
---|
294 | #ifdef KAI |
---|
295 | Warn("3 redefining %s **",s); |
---|
296 | #else |
---|
297 | Warn("redefining %s **",s); |
---|
298 | #endif |
---|
299 | IDID(h)=NULL; |
---|
300 | killhdl(h,&currRing->idroot); |
---|
301 | } |
---|
302 | else |
---|
303 | { |
---|
304 | goto errlabel; |
---|
305 | } |
---|
306 | } |
---|
307 | } |
---|
308 | return *root = (*root)->set(s, lev, t, init); |
---|
309 | |
---|
310 | errlabel: |
---|
311 | Werror("identifier `%s` in use",s); |
---|
312 | return NULL; |
---|
313 | } |
---|
314 | |
---|
315 | void killid(char * id, idhdl * ih) |
---|
316 | { |
---|
317 | if (id!=NULL) |
---|
318 | { |
---|
319 | idhdl h = (*ih)->get(id,myynest); |
---|
320 | |
---|
321 | // id not found in global list, is it defined in current ring ? |
---|
322 | if (h==NULL) |
---|
323 | { |
---|
324 | if ((currRing!=NULL) && (*ih != (currRing->idroot))) |
---|
325 | { |
---|
326 | h = currRing->idroot->get(id,myynest); |
---|
327 | if (h!=NULL) |
---|
328 | { |
---|
329 | killhdl(h,&(currRing->idroot)); |
---|
330 | return; |
---|
331 | } |
---|
332 | } |
---|
333 | Werror("`%s` is not defined",id); |
---|
334 | return; |
---|
335 | } |
---|
336 | killhdl(h,ih); |
---|
337 | } |
---|
338 | else |
---|
339 | Werror("kill what ?"); |
---|
340 | } |
---|
341 | |
---|
342 | void killhdl(idhdl h) |
---|
343 | { |
---|
344 | int t=IDTYP(h); |
---|
345 | if ((BEGIN_RING<t) && (t<END_RING) && (t!=QRING_CMD)) |
---|
346 | killhdl(h,&currRing->idroot); |
---|
347 | else |
---|
348 | { |
---|
349 | #ifdef HAVE_NAMESPACES |
---|
350 | if(t==PACKAGE_CMD) { |
---|
351 | killhdl(h,&NSROOT(namespaceroot->root)); |
---|
352 | } else |
---|
353 | #endif /* HAVE_NAMESPACES */ |
---|
354 | { |
---|
355 | idhdl s=IDROOT; |
---|
356 | while ((s!=h) && (s!=NULL)) s=s->next; |
---|
357 | if (s==NULL) killhdl(h,&currRing->idroot); |
---|
358 | else killhdl(h,&IDROOT); |
---|
359 | } |
---|
360 | } |
---|
361 | } |
---|
362 | |
---|
363 | void killhdl(idhdl h, idhdl * ih) |
---|
364 | { |
---|
365 | //printf("kill %s, id %x, typ %d lev: %d\n",IDID(h),(int)IDID(h),IDTYP(h),IDLEV(h)); |
---|
366 | idhdl hh; |
---|
367 | BOOLEAN killOtherRing = TRUE; |
---|
368 | BOOLEAN needResetRing = FALSE; |
---|
369 | |
---|
370 | if (h->attribute!=NULL) |
---|
371 | { |
---|
372 | atKillAll(h); |
---|
373 | //h->attribute=NULL; |
---|
374 | } |
---|
375 | // ring / qring -------------------------------------------------------- |
---|
376 | if ((IDTYP(h) == RING_CMD) || (IDTYP(h) == QRING_CMD)) |
---|
377 | { |
---|
378 | idhdl savecurrRingHdl = currRingHdl; |
---|
379 | ring savecurrRing = currRing; |
---|
380 | |
---|
381 | // any objects defined for this ring ? |
---|
382 | if (((IDTYP(h)==RING_CMD) && (IDRING(h)->ref<=0)) |
---|
383 | && (IDRING(h)->idroot!=NULL)) |
---|
384 | { |
---|
385 | idhdl * hd = &IDRING(h)->idroot; |
---|
386 | idhdl hdh = IDNEXT(*hd); |
---|
387 | idhdl temp; |
---|
388 | killOtherRing=(IDRING(h)!=currRing); |
---|
389 | if (killOtherRing) //we are not killing the base ring, so switch |
---|
390 | { |
---|
391 | needResetRing=TRUE; |
---|
392 | rSetHdl(h,FALSE); |
---|
393 | /* no complete init*/ |
---|
394 | } |
---|
395 | while (hdh!=NULL) |
---|
396 | { |
---|
397 | temp = IDNEXT(hdh); |
---|
398 | killhdl(hdh,&(IDRING(h)->idroot)); |
---|
399 | hdh = temp; |
---|
400 | } |
---|
401 | killhdl(*hd,hd); |
---|
402 | } |
---|
403 | // reset currRing ? |
---|
404 | if (needResetRing) // && (killOtherRing) |
---|
405 | { |
---|
406 | //we have to switch back to the base ring |
---|
407 | //currRing = savecurrRing; |
---|
408 | //currRingHdl = savecurrRingHdl; |
---|
409 | if (savecurrRing!=NULL) |
---|
410 | { |
---|
411 | rSetHdl(savecurrRingHdl,TRUE); |
---|
412 | } |
---|
413 | } |
---|
414 | rKill(h); |
---|
415 | } |
---|
416 | #ifdef HAVE_NAMESPACES |
---|
417 | // package ------------------------------------------------------------- |
---|
418 | else if (IDTYP(h) == PACKAGE_CMD) |
---|
419 | { |
---|
420 | if(IDPACKAGE(h)->language!=LANG_TOP) |
---|
421 | { |
---|
422 | if(!paKill(IDPACKAGE(h))) return; |
---|
423 | } |
---|
424 | else |
---|
425 | { |
---|
426 | if(strcmp(IDID(h), "Top")!=0) |
---|
427 | { |
---|
428 | if(!paKill(IDPACKAGE(h))) return; |
---|
429 | } |
---|
430 | else |
---|
431 | { |
---|
432 | if(!paKill(IDPACKAGE(h), TRUE)) return; |
---|
433 | } |
---|
434 | } |
---|
435 | } |
---|
436 | // pointer ------------------------------------------------------------- |
---|
437 | else if(IDTYP(h)==POINTER_CMD) |
---|
438 | { |
---|
439 | PrintS(">>>>>>Free pointer\n"); |
---|
440 | } |
---|
441 | #endif /* HAVE_NAMESPACES */ |
---|
442 | // poly / vector ------------------------------------------------------- |
---|
443 | else if ((IDTYP(h) == POLY_CMD) || (IDTYP(h) == VECTOR_CMD)) |
---|
444 | { |
---|
445 | pDelete(&IDPOLY(h)); |
---|
446 | } |
---|
447 | // ideal / module/ matrix / map ---------------------------------------- |
---|
448 | else if ((IDTYP(h) == IDEAL_CMD) |
---|
449 | || (IDTYP(h) == MODUL_CMD) |
---|
450 | || (IDTYP(h) == MATRIX_CMD) |
---|
451 | || (IDTYP(h) == MAP_CMD)) |
---|
452 | { |
---|
453 | ideal iid = IDIDEAL(h); |
---|
454 | if (IDTYP(h) == MAP_CMD) |
---|
455 | { |
---|
456 | map im = IDMAP(h); |
---|
457 | FreeL((ADDRESS)im->preimage); |
---|
458 | } |
---|
459 | idDelete(&iid); |
---|
460 | } |
---|
461 | // string ------------------------------------------------------------- |
---|
462 | else if (IDTYP(h) == STRING_CMD) |
---|
463 | { |
---|
464 | FreeL((ADDRESS)IDSTRING(h)); |
---|
465 | //IDSTRING(h)=NULL; |
---|
466 | } |
---|
467 | // proc --------------------------------------------------------------- |
---|
468 | else if (IDTYP(h) == PROC_CMD) |
---|
469 | { |
---|
470 | piKill(IDPROC(h)); |
---|
471 | } |
---|
472 | // number ------------------------------------------------------------- |
---|
473 | else if (IDTYP(h) == NUMBER_CMD) |
---|
474 | { |
---|
475 | nDelete(&IDNUMBER(h)); |
---|
476 | } |
---|
477 | // intvec / intmat --------------------------------------------------- |
---|
478 | else if ((IDTYP(h) == INTVEC_CMD)||(IDTYP(h) == INTMAT_CMD)) |
---|
479 | { |
---|
480 | delete IDINTVEC(h); |
---|
481 | } |
---|
482 | // list ------------------------------------------------------------- |
---|
483 | else if (IDTYP(h)==LIST_CMD) |
---|
484 | { |
---|
485 | IDLIST(h)->Clean(); |
---|
486 | //Free((ADDRESS)IDLIST(h)->m, (IDLIST(h)->nr+1)*sizeof(sleftv)); |
---|
487 | //Free((ADDRESS)IDLIST(h), sizeof(slists)); |
---|
488 | } |
---|
489 | // link ------------------------------------------------------------- |
---|
490 | else if (IDTYP(h)==LINK_CMD) |
---|
491 | { |
---|
492 | slKill(IDLINK(h)); |
---|
493 | } |
---|
494 | else if((IDTYP(h)==RESOLUTION_CMD)&&(IDDATA(h)!=NULL)) |
---|
495 | { |
---|
496 | syKillComputation((syStrategy)IDDATA(h)); |
---|
497 | } |
---|
498 | #ifdef TEST |
---|
499 | else if ((IDTYP(h)!= INT_CMD)&&(IDTYP(h)!=DEF_CMD)) |
---|
500 | Warn("unknown type to kill: %s(%d)",Tok2Cmdname(IDTYP(h)),IDTYP(h)); |
---|
501 | #endif |
---|
502 | |
---|
503 | // general ------------------------------------------------------------- |
---|
504 | // now dechain it and delete idrec |
---|
505 | #ifdef KAI_ |
---|
506 | if(h->next != NULL) |
---|
507 | Print("=======>%s(%x) -> %s<====\n", IDID(h), IDID(h), IDID(h->next)); |
---|
508 | else |
---|
509 | Print("=======>%s(%x)<====\n", IDID(h), IDID(h)); |
---|
510 | #endif |
---|
511 | |
---|
512 | FreeL((ADDRESS)IDID(h)); |
---|
513 | //IDID(h)=NULL; |
---|
514 | if (h == (*ih)) |
---|
515 | { |
---|
516 | // h is at the beginning of the list |
---|
517 | *ih = IDNEXT(*ih); |
---|
518 | } |
---|
519 | else |
---|
520 | { |
---|
521 | // h is somethere in the list: |
---|
522 | hh = *ih; |
---|
523 | loop |
---|
524 | { |
---|
525 | idhdl hhh = IDNEXT(hh); |
---|
526 | if (hhh == h) |
---|
527 | { |
---|
528 | IDNEXT(hh) = IDNEXT(hhh); |
---|
529 | break; |
---|
530 | } |
---|
531 | hh = hhh; |
---|
532 | } |
---|
533 | } |
---|
534 | Free((ADDRESS)h,sizeof(idrec)); |
---|
535 | } |
---|
536 | |
---|
537 | idhdl ggetid(const char *n, BOOLEAN local, idhdl *packhdl) |
---|
538 | { |
---|
539 | #ifdef HAVE_NAMESPACES |
---|
540 | idhdl h =namespaceroot->get(n,myynest, TRUE); // search in toplevel namespace |
---|
541 | idhdl h2=namespaceroot->get(n,myynest); // search in current namespace |
---|
542 | idhdl h3=NULL; |
---|
543 | if ((currRing!=NULL) && ((h2==NULL)||(IDLEV(h2)!=myynest))) |
---|
544 | { |
---|
545 | h3 = currRing->idroot->get(n,myynest); |
---|
546 | } |
---|
547 | if (h3==NULL) { |
---|
548 | if (h2!=NULL) { |
---|
549 | *packhdl=namespaceroot->get(namespaceroot->name,0, TRUE); |
---|
550 | return h2; |
---|
551 | } |
---|
552 | if(!local) { |
---|
553 | if(h!=NULL)*packhdl=namespaceroot->get("Top",0, TRUE); |
---|
554 | return h; |
---|
555 | } |
---|
556 | } |
---|
557 | if(h3!=NULL) *packhdl = currRingHdl; |
---|
558 | else *packhdl = NULL; |
---|
559 | return h3; |
---|
560 | #else /* HAVE_NAMESPACES */ |
---|
561 | idhdl h = idroot->get(n,myynest); |
---|
562 | idhdl h2=NULL; |
---|
563 | *packhdl = NULL; |
---|
564 | if ((currRing!=NULL) && ((h==NULL)||(IDLEV(h)!=myynest))) |
---|
565 | { |
---|
566 | h2 = currRing->idroot->get(n,myynest); |
---|
567 | } |
---|
568 | if (h2==NULL) return h; |
---|
569 | return h2; |
---|
570 | #endif /* HAVE_NAMESPACES */ |
---|
571 | } |
---|
572 | |
---|
573 | idhdl ggetid(const char *n, BOOLEAN local) |
---|
574 | { |
---|
575 | #ifdef HAVE_NAMESPACES |
---|
576 | idhdl h =namespaceroot->get(n,myynest, TRUE); // search in toplevel namespace |
---|
577 | idhdl h2=namespaceroot->get(n,myynest); // search in current namespace |
---|
578 | idhdl h3=NULL; |
---|
579 | if ((currRing!=NULL) && ((h2==NULL)||(IDLEV(h2)!=myynest))) |
---|
580 | { |
---|
581 | h3 = currRing->idroot->get(n,myynest); |
---|
582 | } |
---|
583 | if (h3==NULL) { |
---|
584 | if (h2!=NULL) return h2; |
---|
585 | if(!local) return h; |
---|
586 | } |
---|
587 | return h3; |
---|
588 | #else /* HAVE_NAMESPACES */ |
---|
589 | idhdl h = idroot->get(n,myynest); |
---|
590 | idhdl h2=NULL; |
---|
591 | if ((currRing!=NULL) && ((h==NULL)||(IDLEV(h)!=myynest))) |
---|
592 | { |
---|
593 | h2 = currRing->idroot->get(n,myynest); |
---|
594 | } |
---|
595 | if (h2==NULL) return h; |
---|
596 | return h2; |
---|
597 | #endif /* HAVE_NAMESPACES */ |
---|
598 | } |
---|
599 | |
---|
600 | void ipListFlag(idhdl h) |
---|
601 | { |
---|
602 | if (hasFlag(h,FLAG_STD)) PrintS(" (SB)"); |
---|
603 | if (hasFlag(h,FLAG_DRING)) PrintS(" (D)"); |
---|
604 | } |
---|
605 | |
---|
606 | lists ipNameList(idhdl root) |
---|
607 | { |
---|
608 | idhdl h=root; |
---|
609 | /* compute the length */ |
---|
610 | int l=0; |
---|
611 | while (h!=NULL) { l++; h=IDNEXT(h); } |
---|
612 | /* allocate list */ |
---|
613 | lists L=(lists)Alloc(sizeof(slists)); |
---|
614 | L->Init(l); |
---|
615 | /* copy names */ |
---|
616 | h=root; |
---|
617 | l=0; |
---|
618 | while (h!=NULL) |
---|
619 | { |
---|
620 | /* list is initialized with 0 => no need to clear anything */ |
---|
621 | L->m[l].rtyp=STRING_CMD; |
---|
622 | L->m[l].data=mstrdup(IDID(h)); |
---|
623 | l++; |
---|
624 | h=IDNEXT(h); |
---|
625 | } |
---|
626 | return L; |
---|
627 | } |
---|
628 | |
---|
629 | /* |
---|
630 | * move 'tomove' from root1 list to root2 list |
---|
631 | */ |
---|
632 | static void ipSwapId(idhdl tomove, idhdl &root1, idhdl &root2) |
---|
633 | { |
---|
634 | idhdl h; |
---|
635 | /* search 'tomove' in root2 : if found -> do nothing */ |
---|
636 | h=root2; |
---|
637 | while ((h!=NULL) && (h!=tomove)) h=IDNEXT(h); |
---|
638 | if (h!=NULL) return; |
---|
639 | /* search predecessor of h in root1, remove 'tomove' */ |
---|
640 | h=root1; |
---|
641 | if (tomove==h) |
---|
642 | { |
---|
643 | root1=IDNEXT(h); |
---|
644 | } |
---|
645 | else |
---|
646 | { |
---|
647 | while ((h!=NULL) && (IDNEXT(h)!=tomove)) h=IDNEXT(h); |
---|
648 | if (h==NULL) return; /* not in the list root1 -> do nothing */ |
---|
649 | IDNEXT(h)=IDNEXT(tomove); |
---|
650 | } |
---|
651 | /* add to root2 list */ |
---|
652 | IDNEXT(tomove)=root2; |
---|
653 | root2=tomove; |
---|
654 | } |
---|
655 | |
---|
656 | void ipMoveId(idhdl tomove) |
---|
657 | { |
---|
658 | if ((currRing!=NULL)&&(tomove!=NULL)) |
---|
659 | { |
---|
660 | if (((QRING_CMD!=IDTYP(tomove)) && (BEGIN_RING<IDTYP(tomove)) && (IDTYP(tomove)<END_RING)) |
---|
661 | || ((IDTYP(tomove)==LIST_CMD) && (lRingDependend(IDLIST(tomove))))) |
---|
662 | { |
---|
663 | /*move 'tomove' to ring id's*/ |
---|
664 | ipSwapId(tomove,IDROOT,currRing->idroot); |
---|
665 | } |
---|
666 | else |
---|
667 | { |
---|
668 | /*move 'tomove' to global id's*/ |
---|
669 | ipSwapId(tomove,currRing->idroot,IDROOT); |
---|
670 | } |
---|
671 | } |
---|
672 | } |
---|
673 | |
---|
674 | char * piProcinfo(procinfov pi, char *request) |
---|
675 | { |
---|
676 | if(pi == NULL) return "empty proc"; |
---|
677 | else if (strcmp(request, "libname") == 0) return pi->libname; |
---|
678 | else if (strcmp(request, "procname") == 0) return pi->procname; |
---|
679 | else if (strcmp(request, "type") == 0) { |
---|
680 | switch (pi->language) { |
---|
681 | case LANG_SINGULAR: return "singular"; break; |
---|
682 | case LANG_C: return "object"; break; |
---|
683 | case LANG_NONE: return "none"; break; |
---|
684 | default: return "unknow language"; |
---|
685 | } |
---|
686 | } else if (strcmp(request, "ref") == 0) { |
---|
687 | char p[8]; |
---|
688 | sprintf(p, "%d", pi->ref); |
---|
689 | return mstrdup(p); // MEMORY-LEAK |
---|
690 | } |
---|
691 | return "??"; |
---|
692 | } |
---|
693 | |
---|
694 | void piCleanUp(procinfov pi) |
---|
695 | { |
---|
696 | (pi->ref)--; |
---|
697 | if (pi->ref <= 0) |
---|
698 | { |
---|
699 | FreeL((ADDRESS)pi->libname); |
---|
700 | FreeL((ADDRESS)pi->procname); |
---|
701 | if( pi->language == LANG_SINGULAR) |
---|
702 | { |
---|
703 | FreeL((ADDRESS)pi->data.s.body); |
---|
704 | } |
---|
705 | if( pi->language == LANG_C) |
---|
706 | { |
---|
707 | } |
---|
708 | memset((void *) pi, 0, sizeof(procinfo)); |
---|
709 | pi->language=LANG_NONE; |
---|
710 | } |
---|
711 | } |
---|
712 | |
---|
713 | void piKill(procinfov pi) |
---|
714 | { |
---|
715 | piCleanUp(pi); |
---|
716 | if (pi->ref <= 0) |
---|
717 | Free((ADDRESS)pi, sizeof(procinfo)); |
---|
718 | } |
---|
719 | |
---|
720 | void paCleanUp(package pack) |
---|
721 | { |
---|
722 | (pack->ref)--; |
---|
723 | if (pack->ref < 0) |
---|
724 | { |
---|
725 | if( pack->language == LANG_C) |
---|
726 | { |
---|
727 | Print("//dlclose(%s)\n",pack->libname); |
---|
728 | #ifdef HAVE_DYNAMIC_LOADING |
---|
729 | extern int dynl_close (void *handle); |
---|
730 | dynl_close (pack->handle); |
---|
731 | #endif /* HAVE_DYNAMIC_LOADING */ |
---|
732 | } |
---|
733 | FreeL((ADDRESS)pack->libname); |
---|
734 | memset((void *) pack, 0, sizeof(sip_package)); |
---|
735 | pack->language=LANG_NONE; |
---|
736 | } |
---|
737 | } |
---|
738 | |
---|
739 | #ifdef HAVE_NAMESPACES |
---|
740 | BOOLEAN paKill(package pack, BOOLEAN force_top) |
---|
741 | { |
---|
742 | if (pack->ref <= 0 || force_top) { |
---|
743 | idhdl hdh = pack->idroot; |
---|
744 | idhdl temp; |
---|
745 | while (hdh!=NULL) |
---|
746 | { |
---|
747 | temp = IDNEXT(hdh); |
---|
748 | if((IDTYP(hdh)!=PACKAGE_CMD) || |
---|
749 | (IDTYP(hdh)==PACKAGE_CMD && IDPACKAGE(hdh)->language!=LANG_TOP) || |
---|
750 | (IDTYP(hdh)==PACKAGE_CMD && IDPACKAGE(hdh)->language==LANG_TOP && |
---|
751 | IDPACKAGE(hdh)->ref>0 )) |
---|
752 | killhdl(hdh,&(pack->idroot)); |
---|
753 | hdh = temp; |
---|
754 | } |
---|
755 | if(checkPackage(pack)) { |
---|
756 | paCleanUp(pack); |
---|
757 | Free((ADDRESS)pack, sizeof(sip_package)); |
---|
758 | } else return FALSE; |
---|
759 | } else paCleanUp(pack); |
---|
760 | return TRUE; |
---|
761 | } |
---|
762 | #endif /* HAVE_NAMESPACES */ |
---|
763 | |
---|
764 | char *idhdl2id(idhdl pck, idhdl h) |
---|
765 | { |
---|
766 | char *name = (char *)AllocL(strlen(pck->id) + strlen(h->id) + 3); |
---|
767 | sprintf(name, "%s::%s", pck->id, h->id); |
---|
768 | return(name); |
---|
769 | } |
---|
770 | |
---|
771 | void iiname2hdl(const char *name, idhdl *pck, idhdl *h) |
---|
772 | { |
---|
773 | const char *q = strchr(name, ':'); |
---|
774 | char *p, *i; |
---|
775 | |
---|
776 | if(q==NULL) |
---|
777 | { |
---|
778 | p = mstrdup(""); |
---|
779 | i = (char *)AllocL(strlen(name)+1); |
---|
780 | *i = '\0'; |
---|
781 | sscanf(name, "%s", i); |
---|
782 | #ifdef HAVE_NAMESPACES |
---|
783 | *h = namespaceroot->get(i, myynest); |
---|
784 | if(*h == NULL) { *h = namespaceroot->get(i, myynest, TRUE); } |
---|
785 | #else /* HAVE_NAMESPACES */ |
---|
786 | #endif /* HAVE_NAMESPACES */ |
---|
787 | } |
---|
788 | else { |
---|
789 | if( *(q+1) != ':') return; |
---|
790 | i = (char *)AllocL(strlen(name)+1); |
---|
791 | *i = '\0'; |
---|
792 | if(name == q) |
---|
793 | { |
---|
794 | p = mstrdup(""); |
---|
795 | sscanf(name, "::%s", i); |
---|
796 | #ifdef HAVE_NAMESPACES |
---|
797 | *h =namespaceroot->get(i, myynest, TRUE); // search in toplevel namespace |
---|
798 | #else /* HAVE_NAMESPACES */ |
---|
799 | #endif /* HAVE_NAMESPACES */ |
---|
800 | } |
---|
801 | else |
---|
802 | { |
---|
803 | p = (char *)AllocL(strlen(name)+1); |
---|
804 | sscanf(name, "%[^:]::%s", p, i); |
---|
805 | #ifdef HAVE_NAMESPACES |
---|
806 | *pck =namespaceroot->get(p, myynest, TRUE); // search in toplevel namespace |
---|
807 | namespaceroot->push(IDPACKAGE(*pck), IDID(*pck)); |
---|
808 | *h =namespaceroot->get(i, myynest); // search in toplevel namespace |
---|
809 | namespaceroot->pop(); |
---|
810 | #else /* HAVE_NAMESPACES */ |
---|
811 | #endif /* HAVE_NAMESPACES */ |
---|
812 | } |
---|
813 | } |
---|
814 | //printf("Package: '%s'\n", p); |
---|
815 | //printf("Id Rec : '%s'\n", i); |
---|
816 | FreeL(p); |
---|
817 | FreeL(i); |
---|
818 | } |
---|
819 | |
---|
820 | #if 0 |
---|
821 | char *getnamelev() |
---|
822 | { |
---|
823 | char buf[256]; |
---|
824 | sprintf(buf, "(%s:%d)", namespaceroot->name,namespaceroot->lev); |
---|
825 | return(buf); |
---|
826 | } |
---|
827 | // warning: address of local variable `buf' returned |
---|
828 | #endif |
---|
829 | |
---|
830 | namehdl namerec::push(package pack, char *name, int nesting, BOOLEAN init) |
---|
831 | { |
---|
832 | //printf("PUSH: put entry (%s) on stack\n", name); |
---|
833 | namehdl ns = (namerec *)Alloc0(sizeof(namerec)); |
---|
834 | extern int myynest; |
---|
835 | if(nesting<0) nesting = myynest; |
---|
836 | ns->next = this; |
---|
837 | if(this==NULL && !init) |
---|
838 | { |
---|
839 | printf("PUSH: this is NULL and init not set.\n"); |
---|
840 | init=TRUE; |
---|
841 | } |
---|
842 | if(init) |
---|
843 | { |
---|
844 | ns->next = NULL; |
---|
845 | #ifdef HAVE_NAMESPACES |
---|
846 | ns->pack = (ip_package *)Alloc0(sizeof(ip_package)); |
---|
847 | #endif /* HAVE_NAMESPACES */ |
---|
848 | ns->isroot = TRUE; |
---|
849 | ns->lev = 1; |
---|
850 | //ns->myynest = 0; |
---|
851 | } |
---|
852 | else |
---|
853 | { |
---|
854 | extern ring currRing; |
---|
855 | #ifdef HAVE_NAMESPACES |
---|
856 | ns->pack = pack; |
---|
857 | #endif /* HAVE_NAMESPACES */ |
---|
858 | ns->lev = this->lev+1; |
---|
859 | //ns->myynest = myynest+1; |
---|
860 | this->currRing = currRing; |
---|
861 | //printf("Saving Ring %x, %x\n", this->currRing, currRing); |
---|
862 | } |
---|
863 | ns->name = mstrdup(name); |
---|
864 | ns->myynest = nesting; |
---|
865 | |
---|
866 | //ns->currRing = currRing; |
---|
867 | //ns->currRingHdl = currRingHdl; |
---|
868 | if(ns->isroot) ns->root=ns; else ns->root = this->root; |
---|
869 | namespaceroot = ns; |
---|
870 | #if 0 |
---|
871 | if(init && ns->isroot) { |
---|
872 | idhdl pl = enterid( mstrdup("Top"),0, PACKAGE_CMD, |
---|
873 | &NSROOT(namespaceroot), TRUE ); |
---|
874 | if(pl != NULL) { |
---|
875 | Free((ADDRESS)IDPACKAGE(pl), sizeof(ip_package)); |
---|
876 | IDPACKAGE(pl) = ns->pack; |
---|
877 | } |
---|
878 | } |
---|
879 | #endif |
---|
880 | //Print("NSPUSH: done\n"); |
---|
881 | return(namespaceroot); |
---|
882 | } |
---|
883 | |
---|
884 | namehdl namerec::pop(BOOLEAN change_nesting) |
---|
885 | { |
---|
886 | namehdl ns; |
---|
887 | //printf("POP: remove entry (%s)\n", this->name); |
---|
888 | if(this==NULL) return NULL; |
---|
889 | if(isroot) { |
---|
890 | //printf("POP: base. woul'd do it.\n"); |
---|
891 | return this; |
---|
892 | } |
---|
893 | if(!change_nesting && this->myynest!=this->next->myynest) { |
---|
894 | return(this); |
---|
895 | } |
---|
896 | ns = this; |
---|
897 | namespaceroot = this->next; |
---|
898 | FreeL((ADDRESS)ns->name); |
---|
899 | Free((ADDRESS)ns, sizeof(namerec)); |
---|
900 | return(namespaceroot); |
---|
901 | } |
---|
902 | |
---|
903 | #ifdef HAVE_NAMESPACES |
---|
904 | idhdl namerec::get(const char * s, int lev, BOOLEAN root) |
---|
905 | { |
---|
906 | namehdl ns; |
---|
907 | if(root) { |
---|
908 | ns = this->root; |
---|
909 | } else { |
---|
910 | ns = this; |
---|
911 | } |
---|
912 | //printf("//====== namerec::get(%s, %d) from '%s'\n", s, lev, ns->name); |
---|
913 | if(ns==NULL) { |
---|
914 | //printf("//======== namerec::get() from null\n"); |
---|
915 | return NULL; |
---|
916 | } |
---|
917 | return( NSROOT(ns)->get(s, lev)); |
---|
918 | } |
---|
919 | |
---|
920 | BOOLEAN checkPackage(package pack) |
---|
921 | { |
---|
922 | namehdl nshdl = namespaceroot; |
---|
923 | |
---|
924 | for(nshdl=namespaceroot; nshdl->isroot != TRUE; nshdl = nshdl->next) { |
---|
925 | //Print("NSstack: %s:%d, nesting=%d\n", nshdl->name, nshdl->lev, nshdl->myynest); |
---|
926 | if (nshdl->pack==pack) |
---|
927 | { |
---|
928 | Warn("package '%s' still in use on level %d",nshdl->name, nshdl->lev); |
---|
929 | return FALSE; |
---|
930 | } |
---|
931 | } |
---|
932 | if (nshdl->pack==pack) |
---|
933 | { |
---|
934 | //Print("NSstack: %s:%d, nesting=%d\n", nshdl->name, nshdl->lev, nshdl->myynest); |
---|
935 | Warn("package '%s' still in use on level %d",nshdl->name, nshdl->lev); |
---|
936 | return FALSE; |
---|
937 | } |
---|
938 | return TRUE; |
---|
939 | |
---|
940 | } |
---|
941 | #endif /* HAVE_NAMESPACES */ |
---|