1 | /**************************************** |
---|
2 | * Computer Algebra System SINGULAR * |
---|
3 | ****************************************/ |
---|
4 | /*************************************************************** |
---|
5 | * File: ssiLink.h |
---|
6 | * Purpose: declaration of sl_link routines for ssi |
---|
7 | ***************************************************************/ |
---|
8 | #define TRANSEXT_PRIVATES 1 /* allow access to transext internals */ |
---|
9 | |
---|
10 | #include <kernel/mod2.h> |
---|
11 | |
---|
12 | #include <omalloc/omalloc.h> |
---|
13 | |
---|
14 | #include <misc/intvec.h> |
---|
15 | #include <misc/options.h> |
---|
16 | |
---|
17 | #include <reporter/si_signals.h> |
---|
18 | #include <reporter/s_buff.h> |
---|
19 | |
---|
20 | #include <coeffs/bigintmat.h> |
---|
21 | #include <coeffs/longrat.h> |
---|
22 | |
---|
23 | #include <polys/monomials/ring.h> |
---|
24 | #include <polys/monomials/p_polys.h> |
---|
25 | #include <polys/ext_fields/transext.h> |
---|
26 | #include <polys/simpleideals.h> |
---|
27 | #include <polys/matpol.h> |
---|
28 | |
---|
29 | #include <kernel/oswrapper/timer.h> |
---|
30 | #include <kernel/oswrapper/feread.h> |
---|
31 | #include <kernel/oswrapper/rlimit.h> |
---|
32 | |
---|
33 | #include <Singular/tok.h> |
---|
34 | #include <Singular/ipid.h> |
---|
35 | #include <Singular/ipshell.h> |
---|
36 | #include <Singular/subexpr.h> |
---|
37 | #include <Singular/links/silink.h> |
---|
38 | #include <Singular/cntrlc.h> |
---|
39 | #include <Singular/lists.h> |
---|
40 | #include <Singular/blackbox.h> |
---|
41 | #include <Singular/links/ssiLink.h> |
---|
42 | |
---|
43 | #ifdef HAVE_SIMPLEIPC |
---|
44 | #include <Singular/links/simpleipc.h> |
---|
45 | #endif |
---|
46 | |
---|
47 | #include <stdio.h> |
---|
48 | #include <fcntl.h> |
---|
49 | #include <errno.h> |
---|
50 | #include <unistd.h> |
---|
51 | #include <sys/types.h> |
---|
52 | #include <signal.h> |
---|
53 | #include <sys/types.h> /* for portability */ |
---|
54 | #include <sys/select.h> |
---|
55 | #include <sys/socket.h> |
---|
56 | #include <netinet/in.h> |
---|
57 | #include <ctype.h> /*for isdigit*/ |
---|
58 | #include <netdb.h> |
---|
59 | #include <sys/wait.h> |
---|
60 | #include <time.h> |
---|
61 | |
---|
62 | #define SSI_VERSION 10 |
---|
63 | // 5->6: changed newstruct representation |
---|
64 | // 6->7: attributes |
---|
65 | // 7->8: qring |
---|
66 | // 8->9: module: added rank |
---|
67 | // 9->10: tokens in grammar.h/tok.h reorganized |
---|
68 | // 10->11: extended ring descr. for named coeffs (not in used until 4.1) |
---|
69 | |
---|
70 | link_list ssiToBeClosed=NULL; |
---|
71 | volatile BOOLEAN ssiToBeClosed_inactive=TRUE; |
---|
72 | |
---|
73 | // forward declarations: |
---|
74 | void ssiWritePoly_R(const ssiInfo *d, int typ, poly p, const ring r); |
---|
75 | void ssiWriteIdeal_R(const ssiInfo *d, int typ,const ideal I, const ring r); |
---|
76 | poly ssiReadPoly_R(const ssiInfo *D, const ring r); |
---|
77 | ideal ssiReadIdeal_R(const ssiInfo *d,const ring r); |
---|
78 | |
---|
79 | // the helper functions: |
---|
80 | BOOLEAN ssiSetCurrRing(const ring r) /* returned: not accepted */ |
---|
81 | { |
---|
82 | // if (currRing!=NULL) |
---|
83 | // Print("need to change the ring, currRing:%s, switch to: ssiRing%d\n",IDID(currRingHdl),nr); |
---|
84 | // else |
---|
85 | // Print("no ring, switch to ssiRing%d\n",nr); |
---|
86 | if (!rEqual(r,currRing,1)) |
---|
87 | { |
---|
88 | char name[20]; |
---|
89 | int nr=0; |
---|
90 | do |
---|
91 | { sprintf(name,"ssiRing%d",nr); nr++; } |
---|
92 | while(IDROOT->get(name, 0)!=NULL); |
---|
93 | idhdl h=enterid(omStrDup(name),0,RING_CMD,&IDROOT,FALSE); |
---|
94 | IDRING(h)=r; |
---|
95 | r->ref++; |
---|
96 | rSetHdl(h); |
---|
97 | return FALSE; |
---|
98 | } |
---|
99 | else |
---|
100 | { |
---|
101 | rKill(r); |
---|
102 | return TRUE; |
---|
103 | } |
---|
104 | } |
---|
105 | // the implementation of the functions: |
---|
106 | void ssiWriteInt(const ssiInfo *d,const int i) |
---|
107 | { |
---|
108 | fprintf(d->f_write,"%d ",i); |
---|
109 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"int: %d ",i); |
---|
110 | } |
---|
111 | |
---|
112 | void ssiWriteString(const ssiInfo *d,const char *s) |
---|
113 | { |
---|
114 | fprintf(d->f_write,"%d %s ",(int)strlen(s),s); |
---|
115 | //if (d->f_debug!=NULL) fprintf(d->f_debug,"stringi: %d \"%s\" ",strlen(s),s); |
---|
116 | } |
---|
117 | |
---|
118 | void ssiWriteBigInt(const ssiInfo *d, const number n) |
---|
119 | { |
---|
120 | n_WriteFd(n,d->f_write,coeffs_BIGINT); |
---|
121 | } |
---|
122 | |
---|
123 | void ssiWriteNumber_CF(const ssiInfo *d, const number n, const coeffs cf) |
---|
124 | { |
---|
125 | // syntax is as follows: |
---|
126 | // case 1 Z/p: 3 <int> |
---|
127 | // case 2 Q: 3 4 <int> |
---|
128 | // or 3 0 <mpz_t nominator> <mpz_t denominator> |
---|
129 | // or 3 1 dto. |
---|
130 | // or 3 3 <mpz_t nominator> |
---|
131 | // or 3 5 <mpz_t raw nom.> <mpz_t raw denom.> |
---|
132 | // or 3 6 <mpz_t raw nom.> <mpz_t raw denom.> |
---|
133 | // or 3 8 <mpz_t raw nom.> |
---|
134 | if (getCoeffType(cf)==n_transExt) |
---|
135 | { |
---|
136 | fraction f=(fraction)n; |
---|
137 | ssiWritePoly_R(d,POLY_CMD,NUM(f),cf->extRing); |
---|
138 | ssiWritePoly_R(d,POLY_CMD,DEN(f),cf->extRing); |
---|
139 | } |
---|
140 | else if (getCoeffType(cf)==n_algExt) |
---|
141 | { |
---|
142 | ssiWritePoly_R(d,POLY_CMD,(poly)n,cf->extRing); |
---|
143 | } |
---|
144 | else if (cf->cfWriteFd!=NULL) |
---|
145 | { |
---|
146 | n_WriteFd(n,d->f_write,cf); |
---|
147 | } |
---|
148 | else WerrorS("coeff field not implemented"); |
---|
149 | } |
---|
150 | |
---|
151 | void ssiWriteNumber(const ssiInfo *d, const number n) |
---|
152 | { |
---|
153 | ssiWriteNumber_CF(d,n,d->r->cf); |
---|
154 | } |
---|
155 | |
---|
156 | void ssiWriteRing_R(ssiInfo *d,const ring r) |
---|
157 | { |
---|
158 | /* 5 <ch> <N> <l1> <v1> ...<lN> <vN> <number of orderings> <ord1> <block0_1> <block1_1> .... <extRing> <Q-ideal> */ |
---|
159 | /* ch=-1: transext, coeff ring follows */ |
---|
160 | /* ch=-2: algext, coeff ring and minpoly follows */ |
---|
161 | /* ch=-3: cf name follows */ |
---|
162 | if (r!=NULL) |
---|
163 | { |
---|
164 | if (rField_is_Q(r) || rField_is_Zp(r)) |
---|
165 | fprintf(d->f_write,"%d %d ",n_GetChar(r->cf),r->N); |
---|
166 | else if (rFieldType(r)==n_transExt) |
---|
167 | fprintf(d->f_write,"-1 %d ",r->N); |
---|
168 | else if (rFieldType(r)==n_algExt) |
---|
169 | fprintf(d->f_write,"-2 %d ",r->N); |
---|
170 | else /*dummy*/ |
---|
171 | { |
---|
172 | fprintf(d->f_write,"-3 %d ",r->N); |
---|
173 | ssiWriteString(d,nCoeffName(r->cf)); |
---|
174 | } |
---|
175 | |
---|
176 | int i; |
---|
177 | for(i=0;i<r->N;i++) |
---|
178 | { |
---|
179 | fprintf(d->f_write,"%d %s ",(int)strlen(r->names[i]),r->names[i]); |
---|
180 | } |
---|
181 | /* number of orderings:*/ |
---|
182 | i=0; |
---|
183 | // remember dummy ring: everything 0: |
---|
184 | if (r->order!=NULL) while (r->order[i]!=0) i++; |
---|
185 | fprintf(d->f_write,"%d ",i); |
---|
186 | /* each ordering block: */ |
---|
187 | i=0; |
---|
188 | if (r->order!=NULL) while(r->order[i]!=0) |
---|
189 | { |
---|
190 | fprintf(d->f_write,"%d %d %d ",r->order[i],r->block0[i], r->block1[i]); |
---|
191 | switch(r->order[i]) |
---|
192 | { |
---|
193 | case ringorder_a: |
---|
194 | case ringorder_wp: |
---|
195 | case ringorder_Wp: |
---|
196 | case ringorder_ws: |
---|
197 | case ringorder_Ws: |
---|
198 | case ringorder_aa: |
---|
199 | { |
---|
200 | int ii; |
---|
201 | for(ii=r->block0[i];ii<=r->block1[i];ii++) |
---|
202 | fprintf(d->f_write,"%d ",r->wvhdl[i][ii-r->block0[i]]); |
---|
203 | } |
---|
204 | break; |
---|
205 | |
---|
206 | case ringorder_a64: |
---|
207 | case ringorder_M: |
---|
208 | case ringorder_L: |
---|
209 | case ringorder_IS: |
---|
210 | Werror("ring oder not implemented for ssi:%d",r->order[i]); |
---|
211 | break; |
---|
212 | |
---|
213 | default: break; |
---|
214 | } |
---|
215 | i++; |
---|
216 | } |
---|
217 | if ((rFieldType(r)==n_transExt) |
---|
218 | || (rFieldType(r)==n_algExt)) |
---|
219 | { |
---|
220 | ssiWriteRing_R(d,r->cf->extRing); /* includes alg.ext if rFieldType(r)==n_algExt */ |
---|
221 | } |
---|
222 | /* Q-ideal :*/ |
---|
223 | if (r->qideal!=NULL) |
---|
224 | { |
---|
225 | ssiWriteIdeal_R(d,IDEAL_CMD,r->qideal,r); |
---|
226 | } |
---|
227 | else |
---|
228 | { |
---|
229 | fprintf(d->f_write,"0 "/*ideal with 0 entries */); |
---|
230 | } |
---|
231 | } |
---|
232 | else /* dummy ring r==NULL*/ |
---|
233 | { |
---|
234 | fprintf(d->f_write,"0 0 0 0 "/*,r->ch,r->N, blocks, q-ideal*/); |
---|
235 | } |
---|
236 | } |
---|
237 | |
---|
238 | void ssiWriteRing(ssiInfo *d,const ring r) |
---|
239 | { |
---|
240 | /* 5 <ch> <N> <l1> <v1> ...<lN> <vN> <number of orderings> <ord1> <block0_1> <block1_1> .... <extRing> <Q-ideal> */ |
---|
241 | /* ch=-1: transext, coeff ring follows */ |
---|
242 | /* ch=-2: algext, coeff ring and minpoly follows */ |
---|
243 | /* ch=-3: cf name follows */ |
---|
244 | if ((r==NULL)||(r->cf==NULL)) |
---|
245 | { |
---|
246 | WerrorS("undefined ring"); |
---|
247 | return; |
---|
248 | } |
---|
249 | if (r==currRing) // see recursive calls for transExt/algExt |
---|
250 | { |
---|
251 | if (d->r!=NULL) rKill(d->r); |
---|
252 | d->r=r; |
---|
253 | } |
---|
254 | if (r!=NULL) |
---|
255 | { |
---|
256 | /*d->*/r->ref++; |
---|
257 | } |
---|
258 | ssiWriteRing_R(d,r); |
---|
259 | } |
---|
260 | void ssiWritePoly_R(const ssiInfo *d, int typ, poly p, const ring r) |
---|
261 | { |
---|
262 | fprintf(d->f_write,"%d ",pLength(p));//number of terms |
---|
263 | |
---|
264 | while(p!=NULL) |
---|
265 | { |
---|
266 | ssiWriteNumber_CF(d,pGetCoeff(p),r->cf); |
---|
267 | //nWrite(fich,pGetCoeff(p)); |
---|
268 | fprintf(d->f_write,"%ld ",p_GetComp(p,r));//component |
---|
269 | |
---|
270 | for(int j=1;j<=rVar(r);j++) |
---|
271 | { |
---|
272 | fprintf(d->f_write,"%ld ",p_GetExp(p,j,r ));//x^j |
---|
273 | } |
---|
274 | pIter(p); |
---|
275 | } |
---|
276 | } |
---|
277 | |
---|
278 | void ssiWritePoly(const ssiInfo *d, int typ, poly p) |
---|
279 | { |
---|
280 | ssiWritePoly_R(d,typ,p,d->r); |
---|
281 | } |
---|
282 | |
---|
283 | void ssiWriteIdeal_R(const ssiInfo *d, int typ,const ideal I, const ring R) |
---|
284 | { |
---|
285 | // syntax: 7 # of elements <poly 1> <poly2>..... |
---|
286 | // syntax: 8 <rows> <cols> <poly 1> <poly2>..... |
---|
287 | matrix M=(matrix)I; |
---|
288 | int mn; |
---|
289 | if (typ==MATRIX_CMD) |
---|
290 | { |
---|
291 | mn=MATROWS(M)*MATCOLS(M); |
---|
292 | fprintf(d->f_write,"%d %d ", MATROWS(M),MATCOLS(M)); |
---|
293 | } |
---|
294 | else |
---|
295 | { |
---|
296 | mn=IDELEMS(I); |
---|
297 | fprintf(d->f_write,"%d ",IDELEMS(I)); |
---|
298 | } |
---|
299 | |
---|
300 | int i; |
---|
301 | int tt; |
---|
302 | if (typ==MODUL_CMD) tt=VECTOR_CMD; |
---|
303 | else tt=POLY_CMD; |
---|
304 | |
---|
305 | for(i=0;i<mn;i++) |
---|
306 | { |
---|
307 | ssiWritePoly_R(d,tt,I->m[i],R); |
---|
308 | } |
---|
309 | } |
---|
310 | void ssiWriteIdeal(const ssiInfo *d, int typ,const ideal I) |
---|
311 | { |
---|
312 | ssiWriteIdeal_R(d,typ,I,d->r); |
---|
313 | } |
---|
314 | |
---|
315 | void ssiWriteCommand(si_link l, command D) |
---|
316 | { |
---|
317 | ssiInfo *d=(ssiInfo*)l->data; |
---|
318 | // syntax: <num ops> <operation> <op1> <op2> .... |
---|
319 | fprintf(d->f_write,"%d %d ",D->argc,D->op); |
---|
320 | if (D->argc >0) ssiWrite(l, &(D->arg1)); |
---|
321 | if (D->argc < 4) |
---|
322 | { |
---|
323 | if (D->argc >1) ssiWrite(l, &(D->arg2)); |
---|
324 | if (D->argc >2) ssiWrite(l, &(D->arg3)); |
---|
325 | } |
---|
326 | } |
---|
327 | |
---|
328 | void ssiWriteProc(const ssiInfo *d,procinfov p) |
---|
329 | { |
---|
330 | if (p->data.s.body==NULL) |
---|
331 | iiGetLibProcBuffer(p); |
---|
332 | if (p->data.s.body!=NULL) |
---|
333 | ssiWriteString(d,p->data.s.body); |
---|
334 | else |
---|
335 | ssiWriteString(d,""); |
---|
336 | } |
---|
337 | |
---|
338 | void ssiWriteList(si_link l,lists dd) |
---|
339 | { |
---|
340 | ssiInfo *d=(ssiInfo*)l->data; |
---|
341 | int Ll=dd->nr; |
---|
342 | fprintf(d->f_write,"%d ",Ll+1); |
---|
343 | int i; |
---|
344 | for(i=0;i<=Ll;i++) |
---|
345 | { |
---|
346 | ssiWrite(l,&(dd->m[i])); |
---|
347 | } |
---|
348 | } |
---|
349 | void ssiWriteIntvec(const ssiInfo *d,intvec * v) |
---|
350 | { |
---|
351 | fprintf(d->f_write,"%d ",v->length()); |
---|
352 | int i; |
---|
353 | for(i=0;i<v->length();i++) |
---|
354 | { |
---|
355 | fprintf(d->f_write,"%d ",(*v)[i]); |
---|
356 | } |
---|
357 | } |
---|
358 | void ssiWriteIntmat(const ssiInfo *d,intvec * v) |
---|
359 | { |
---|
360 | fprintf(d->f_write,"%d %d ",v->rows(),v->cols()); |
---|
361 | int i; |
---|
362 | for(i=0;i<v->length();i++) |
---|
363 | { |
---|
364 | fprintf(d->f_write,"%d ",(*v)[i]); |
---|
365 | } |
---|
366 | } |
---|
367 | |
---|
368 | void ssiWriteBigintmat(const ssiInfo *d,bigintmat * v) |
---|
369 | { |
---|
370 | fprintf(d->f_write,"%d %d ",v->rows(),v->cols()); |
---|
371 | int i; |
---|
372 | for(i=0;i<v->length();i++) |
---|
373 | { |
---|
374 | ssiWriteBigInt(d,(*v)[i]); |
---|
375 | } |
---|
376 | } |
---|
377 | |
---|
378 | char *ssiReadString(const ssiInfo *d) |
---|
379 | { |
---|
380 | char *buf; |
---|
381 | int l; |
---|
382 | l=s_readint(d->f_read); |
---|
383 | buf=(char*)omAlloc0(l+1); |
---|
384 | int throwaway =s_getc(d->f_read); /* skip ' '*/ |
---|
385 | throwaway=s_readbytes(buf,l,d->f_read); |
---|
386 | //if (throwaway!=l) printf("want %d, got %d bytes\n",l,throwaway); |
---|
387 | buf[l]='\0'; |
---|
388 | return buf; |
---|
389 | } |
---|
390 | |
---|
391 | int ssiReadInt(s_buff fich) |
---|
392 | { |
---|
393 | return s_readint(fich); |
---|
394 | } |
---|
395 | |
---|
396 | number ssiReadNumber_CF(const ssiInfo *d, const coeffs cf) |
---|
397 | { |
---|
398 | if (cf->cfReadFd!=NULL) |
---|
399 | { |
---|
400 | return n_ReadFd(d->f_read,cf); |
---|
401 | } |
---|
402 | else if (getCoeffType(cf) == n_transExt) |
---|
403 | { |
---|
404 | // poly poly |
---|
405 | fraction f=(fraction)n_Init(1,cf); |
---|
406 | p_Delete(&NUM(f),cf->extRing); |
---|
407 | NUM(f)=ssiReadPoly_R(d,cf->extRing); |
---|
408 | DEN(f)=ssiReadPoly_R(d,cf->extRing); |
---|
409 | return (number)f; |
---|
410 | } |
---|
411 | else if (getCoeffType(cf) == n_algExt) |
---|
412 | { |
---|
413 | // poly |
---|
414 | return (number)ssiReadPoly_R(d,cf->extRing); |
---|
415 | } |
---|
416 | else WerrorS("coeffs not implemented in ssiReadNumber"); |
---|
417 | return NULL; |
---|
418 | } |
---|
419 | |
---|
420 | number ssiReadBigInt(const ssiInfo *d) |
---|
421 | { |
---|
422 | number n=ssiReadNumber_CF(d,coeffs_BIGINT); |
---|
423 | if ((SR_HDL(n) & SR_INT)==0) |
---|
424 | { |
---|
425 | if (n->s!=3) Werror("invalid sub type in bigint:%d",n->s); |
---|
426 | } |
---|
427 | return n; |
---|
428 | } |
---|
429 | |
---|
430 | number ssiReadNumber(const ssiInfo *d) |
---|
431 | { |
---|
432 | return ssiReadNumber_CF(d,d->r->cf); |
---|
433 | } |
---|
434 | |
---|
435 | ring ssiReadRing(const ssiInfo *d) |
---|
436 | { |
---|
437 | /* syntax is <ch> <N> <l1> <v1> ...<lN> <vN> <number of orderings> <ord1> <block0_1> <block1_1> .... <Q-ideal> */ |
---|
438 | int ch, N,i; |
---|
439 | char **names; |
---|
440 | ch=s_readint(d->f_read); |
---|
441 | N=s_readint(d->f_read); |
---|
442 | coeffs cf=NULL; |
---|
443 | if (ch==-3) |
---|
444 | { |
---|
445 | char *cf_name=ssiReadString(d); |
---|
446 | cf=nFindCoeffByName(cf_name); |
---|
447 | if (cf==NULL) |
---|
448 | { |
---|
449 | Werror("cannot find cf:%s",cf_name); |
---|
450 | omFree(cf_name); |
---|
451 | return NULL; |
---|
452 | } |
---|
453 | } |
---|
454 | if (N!=0) |
---|
455 | { |
---|
456 | names=(char**)omAlloc(N*sizeof(char*)); |
---|
457 | for(i=0;i<N;i++) |
---|
458 | { |
---|
459 | names[i]=ssiReadString(d); |
---|
460 | } |
---|
461 | } |
---|
462 | // read the orderings: |
---|
463 | int num_ord; // number of orderings |
---|
464 | num_ord=s_readint(d->f_read); |
---|
465 | int *ord=(int *)omAlloc0((num_ord+1)*sizeof(int)); |
---|
466 | int *block0=(int *)omAlloc0((num_ord+1)*sizeof(int)); |
---|
467 | int *block1=(int *)omAlloc0((num_ord+1)*sizeof(int)); |
---|
468 | int **wvhdl=(int**)omAlloc0((num_ord+1)*sizeof(int*)); |
---|
469 | for(i=0;i<num_ord;i++) |
---|
470 | { |
---|
471 | ord[i]=s_readint(d->f_read); |
---|
472 | block0[i]=s_readint(d->f_read); |
---|
473 | block1[i]=s_readint(d->f_read); |
---|
474 | switch(ord[i]) |
---|
475 | { |
---|
476 | case ringorder_a: |
---|
477 | case ringorder_wp: |
---|
478 | case ringorder_Wp: |
---|
479 | case ringorder_ws: |
---|
480 | case ringorder_Ws: |
---|
481 | case ringorder_aa: |
---|
482 | { |
---|
483 | wvhdl[i]=(int*)omAlloc((block1[i]-block0[i]+1)*sizeof(int)); |
---|
484 | int ii; |
---|
485 | for(ii=block0[i];ii<=block1[i];ii++) |
---|
486 | wvhdl[i][ii-block0[i]]=s_readint(d->f_read); |
---|
487 | } |
---|
488 | break; |
---|
489 | |
---|
490 | case ringorder_a64: |
---|
491 | case ringorder_M: |
---|
492 | case ringorder_L: |
---|
493 | case ringorder_IS: |
---|
494 | Werror("ring oder not implemented for ssi:%d",ord[i]); |
---|
495 | break; |
---|
496 | |
---|
497 | default: break; |
---|
498 | } |
---|
499 | } |
---|
500 | if (N==0) |
---|
501 | { |
---|
502 | omFree(ord); |
---|
503 | omFree(block0); |
---|
504 | omFree(block1); |
---|
505 | omFree(wvhdl); |
---|
506 | return NULL; |
---|
507 | } |
---|
508 | else |
---|
509 | { |
---|
510 | ring r=NULL; |
---|
511 | if (ch>=0) /* Q, Z/p */ |
---|
512 | r=rDefault(ch,N,names,num_ord,ord,block0,block1,wvhdl); |
---|
513 | else if (ch==-1) /* trans ext. */ |
---|
514 | { |
---|
515 | TransExtInfo T; |
---|
516 | T.r=ssiReadRing(d); |
---|
517 | if (T.r==NULL) return NULL; |
---|
518 | cf=nInitChar(n_transExt,&T); |
---|
519 | r=rDefault(cf,N,names,num_ord,ord,block0,block1,wvhdl); |
---|
520 | } |
---|
521 | else if (ch==-2) /* alg ext. */ |
---|
522 | { |
---|
523 | TransExtInfo T; |
---|
524 | T.r=ssiReadRing(d); /* includes qideal */ |
---|
525 | if (T.r==NULL) return NULL; |
---|
526 | cf=nInitChar(n_algExt,&T); |
---|
527 | r=rDefault(cf,N,names,num_ord,ord,block0,block1,wvhdl); |
---|
528 | } |
---|
529 | else if (ch==-3) |
---|
530 | { |
---|
531 | r=rDefault(cf,N,names,num_ord,ord,block0,block1,wvhdl); |
---|
532 | } |
---|
533 | else |
---|
534 | { |
---|
535 | Werror("ssi: read unknown coeffs type (%d)",ch); |
---|
536 | for(i=0;i<N;i++) |
---|
537 | { |
---|
538 | omFree(names[i]); |
---|
539 | } |
---|
540 | omFreeSize(names,N*sizeof(char*)); |
---|
541 | return NULL; |
---|
542 | } |
---|
543 | ideal q=ssiReadIdeal_R(d,r); |
---|
544 | if (IDELEMS(q)==0) omFreeBin(q,sip_sideal_bin); |
---|
545 | else r->qideal=q; |
---|
546 | for(i=0;i<N;i++) |
---|
547 | { |
---|
548 | omFree(names[i]); |
---|
549 | } |
---|
550 | omFreeSize(names,N*sizeof(char*)); |
---|
551 | return r; |
---|
552 | } |
---|
553 | } |
---|
554 | |
---|
555 | poly ssiReadPoly_R(const ssiInfo *D, const ring r) |
---|
556 | { |
---|
557 | // < # of terms> < term1> < ..... |
---|
558 | int n,i,l; |
---|
559 | n=ssiReadInt(D->f_read); // # of terms |
---|
560 | //Print("poly: terms:%d\n",n); |
---|
561 | poly p; |
---|
562 | poly ret=NULL; |
---|
563 | poly prev=NULL; |
---|
564 | for(l=0;l<n;l++) // read n terms |
---|
565 | { |
---|
566 | // coef,comp.exp1,..exp N |
---|
567 | p=p_Init(r); |
---|
568 | pSetCoeff0(p,ssiReadNumber_CF(D,r->cf)); |
---|
569 | int d; |
---|
570 | d=s_readint(D->f_read); |
---|
571 | p_SetComp(p,d,r); |
---|
572 | for(i=1;i<=rVar(r);i++) |
---|
573 | { |
---|
574 | d=s_readint(D->f_read); |
---|
575 | p_SetExp(p,i,d,r); |
---|
576 | } |
---|
577 | p_Setm(p,r); |
---|
578 | p_Test(p,r); |
---|
579 | if (ret==NULL) ret=p; |
---|
580 | else pNext(prev)=p; |
---|
581 | prev=p; |
---|
582 | } |
---|
583 | return ret; |
---|
584 | } |
---|
585 | |
---|
586 | poly ssiReadPoly(const ssiInfo *D) |
---|
587 | { |
---|
588 | // < # of terms> < term1> < ..... |
---|
589 | return ssiReadPoly_R(D,D->r); |
---|
590 | } |
---|
591 | |
---|
592 | ideal ssiReadIdeal_R(const ssiInfo *d,const ring r) |
---|
593 | { |
---|
594 | int n,i; |
---|
595 | ideal I; |
---|
596 | n=s_readint(d->f_read); |
---|
597 | I=idInit(n,1); |
---|
598 | for(i=0;i<IDELEMS(I);i++) // read n terms |
---|
599 | { |
---|
600 | I->m [i]=ssiReadPoly_R(d,r); |
---|
601 | } |
---|
602 | return I; |
---|
603 | } |
---|
604 | |
---|
605 | ideal ssiReadIdeal(const ssiInfo *d) |
---|
606 | { |
---|
607 | return ssiReadIdeal_R(d,d->r); |
---|
608 | } |
---|
609 | |
---|
610 | matrix ssiReadMatrix(const ssiInfo *d) |
---|
611 | { |
---|
612 | int n,m; |
---|
613 | m=s_readint(d->f_read); |
---|
614 | n=s_readint(d->f_read); |
---|
615 | matrix M=mpNew(m,n); |
---|
616 | poly p; |
---|
617 | for(int i=1;i<=MATROWS(M);i++) |
---|
618 | for(int j=1;j<=MATCOLS(M);j++) |
---|
619 | { |
---|
620 | p=ssiReadPoly(d); |
---|
621 | MATELEM(M,i,j)=p; |
---|
622 | } |
---|
623 | return M; |
---|
624 | } |
---|
625 | |
---|
626 | command ssiReadCommand(si_link l) |
---|
627 | { |
---|
628 | ssiInfo *d=(ssiInfo*)l->data; |
---|
629 | // syntax: <num ops> <operation> <op1> <op2> .... |
---|
630 | command D=(command)omAlloc0(sizeof(*D)); |
---|
631 | int argc,op; |
---|
632 | argc=s_readint(d->f_read); |
---|
633 | op=s_readint(d->f_read); |
---|
634 | D->argc=argc; D->op=op; |
---|
635 | leftv v; |
---|
636 | if (argc >0) |
---|
637 | { |
---|
638 | v=ssiRead1(l); |
---|
639 | memcpy(&(D->arg1),v,sizeof(*v)); |
---|
640 | omFreeBin(v,sleftv_bin); |
---|
641 | } |
---|
642 | if (argc <4) |
---|
643 | { |
---|
644 | if (D->argc >1) |
---|
645 | { |
---|
646 | v=ssiRead1(l); |
---|
647 | memcpy(&(D->arg2),v,sizeof(*v)); |
---|
648 | omFreeBin(v,sleftv_bin); |
---|
649 | } |
---|
650 | if (D->argc >2) |
---|
651 | { |
---|
652 | v=ssiRead1(l); |
---|
653 | memcpy(&(D->arg3),v,sizeof(*v)); |
---|
654 | omFreeBin(v,sleftv_bin); |
---|
655 | } |
---|
656 | } |
---|
657 | else |
---|
658 | { |
---|
659 | leftv prev=&(D->arg1); |
---|
660 | argc--; |
---|
661 | while(argc >0) |
---|
662 | { |
---|
663 | v=ssiRead1(l); |
---|
664 | prev->next=v; |
---|
665 | prev=v; |
---|
666 | argc--; |
---|
667 | } |
---|
668 | } |
---|
669 | return D; |
---|
670 | } |
---|
671 | |
---|
672 | procinfov ssiReadProc(const ssiInfo *d) |
---|
673 | { |
---|
674 | char *s=ssiReadString(d); |
---|
675 | procinfov p=(procinfov)omAlloc0Bin(procinfo_bin); |
---|
676 | p->language=LANG_SINGULAR; |
---|
677 | p->libname=omStrDup(""); |
---|
678 | p->procname=omStrDup(""); |
---|
679 | p->data.s.body=s; |
---|
680 | return p; |
---|
681 | } |
---|
682 | lists ssiReadList(si_link l) |
---|
683 | { |
---|
684 | ssiInfo *d=(ssiInfo*)l->data; |
---|
685 | int nr; |
---|
686 | nr=s_readint(d->f_read); |
---|
687 | lists L=(lists)omAlloc0Bin(slists_bin); |
---|
688 | L->Init(nr); |
---|
689 | |
---|
690 | int i; |
---|
691 | leftv v; |
---|
692 | for(i=0;i<=L->nr;i++) |
---|
693 | { |
---|
694 | v=ssiRead1(l); |
---|
695 | memcpy(&(L->m[i]),v,sizeof(*v)); |
---|
696 | omFreeBin(v,sleftv_bin); |
---|
697 | } |
---|
698 | return L; |
---|
699 | } |
---|
700 | intvec* ssiReadIntvec(const ssiInfo *d) |
---|
701 | { |
---|
702 | int nr; |
---|
703 | nr=s_readint(d->f_read); |
---|
704 | intvec *v=new intvec(nr); |
---|
705 | for(int i=0;i<nr;i++) |
---|
706 | { |
---|
707 | (*v)[i]=s_readint(d->f_read); |
---|
708 | } |
---|
709 | return v; |
---|
710 | } |
---|
711 | intvec* ssiReadIntmat(const ssiInfo *d) |
---|
712 | { |
---|
713 | int r,c; |
---|
714 | r=s_readint(d->f_read); |
---|
715 | c=s_readint(d->f_read); |
---|
716 | intvec *v=new intvec(r,c,0); |
---|
717 | for(int i=0;i<r*c;i++) |
---|
718 | { |
---|
719 | (*v)[i]=s_readint(d->f_read); |
---|
720 | } |
---|
721 | return v; |
---|
722 | } |
---|
723 | bigintmat* ssiReadBigintmat(const ssiInfo *d) |
---|
724 | { |
---|
725 | int r,c; |
---|
726 | r=s_readint(d->f_read); |
---|
727 | c=s_readint(d->f_read); |
---|
728 | bigintmat *v=new bigintmat(r,c,coeffs_BIGINT); |
---|
729 | for(int i=0;i<r*c;i++) |
---|
730 | { |
---|
731 | (*v)[i]=ssiReadBigInt(d); |
---|
732 | } |
---|
733 | return v; |
---|
734 | } |
---|
735 | |
---|
736 | void ssiReadBlackbox(leftv res, si_link l) |
---|
737 | { |
---|
738 | ssiInfo *d=(ssiInfo*)l->data; |
---|
739 | int throwaway=s_readint(d->f_read); |
---|
740 | char *name=ssiReadString(d); |
---|
741 | int tok; |
---|
742 | blackboxIsCmd(name,tok); |
---|
743 | if (tok>MAX_TOK) |
---|
744 | { |
---|
745 | blackbox *b=getBlackboxStuff(tok); |
---|
746 | res->rtyp=tok; |
---|
747 | b->blackbox_deserialize(&b,&(res->data),l); |
---|
748 | } |
---|
749 | else |
---|
750 | { |
---|
751 | Werror("blackbox %s not found",name); |
---|
752 | } |
---|
753 | omFree(name); |
---|
754 | } |
---|
755 | |
---|
756 | void ssiReadAttrib(leftv res, si_link l) |
---|
757 | { |
---|
758 | ssiInfo *d=(ssiInfo*)l->data; |
---|
759 | BITSET fl=(BITSET)s_readint(d->f_read); |
---|
760 | int nr_of_attr=s_readint(d->f_read); |
---|
761 | if (nr_of_attr>0) |
---|
762 | { |
---|
763 | for(int i=1;i<nr_of_attr;i++) |
---|
764 | { |
---|
765 | } |
---|
766 | } |
---|
767 | leftv tmp=ssiRead1(l); |
---|
768 | memcpy(res,tmp,sizeof(sleftv)); |
---|
769 | memset(tmp,0,sizeof(sleftv)); |
---|
770 | omFreeBin(tmp,sleftv_bin); |
---|
771 | if (nr_of_attr>0) |
---|
772 | { |
---|
773 | } |
---|
774 | res->flag=fl; |
---|
775 | } |
---|
776 | //**************************************************************************/ |
---|
777 | |
---|
778 | BOOLEAN ssiOpen(si_link l, short flag, leftv u) |
---|
779 | { |
---|
780 | if (l!=NULL) |
---|
781 | { |
---|
782 | const char *mode; |
---|
783 | ssiInfo *d=(ssiInfo*)omAlloc0(sizeof(ssiInfo)); |
---|
784 | if (flag & SI_LINK_OPEN) |
---|
785 | { |
---|
786 | if (l->mode[0] != '\0' && (strcmp(l->mode, "r") == 0)) |
---|
787 | flag = SI_LINK_READ; |
---|
788 | else flag = SI_LINK_WRITE; |
---|
789 | } |
---|
790 | |
---|
791 | if (flag == SI_LINK_READ) mode = "r"; |
---|
792 | else if (strcmp(l->mode, "w") == 0) mode = "w"; |
---|
793 | else if (strcmp(l->mode, "fork") == 0) mode = "fork"; |
---|
794 | else if (strcmp(l->mode, "tcp") == 0) mode = "tcp"; |
---|
795 | else if (strcmp(l->mode, "connect") == 0) mode = "connect"; |
---|
796 | else mode = "a"; |
---|
797 | |
---|
798 | |
---|
799 | SI_LINK_SET_OPEN_P(l, flag); |
---|
800 | if(l->data!=NULL) omFreeSize(l->data,sizeof(ssiInfo)); |
---|
801 | l->data=d; |
---|
802 | omFree(l->mode); |
---|
803 | l->mode = omStrDup(mode); |
---|
804 | |
---|
805 | if (l->name[0] == '\0') |
---|
806 | { |
---|
807 | if (strcmp(mode,"fork")==0) |
---|
808 | { |
---|
809 | link_list n=(link_list)omAlloc(sizeof(link_struct)); |
---|
810 | n->u=u; |
---|
811 | n->l=l; |
---|
812 | n->next=(void *)ssiToBeClosed; |
---|
813 | ssiToBeClosed=n; |
---|
814 | |
---|
815 | int pc[2]; |
---|
816 | int cp[2]; |
---|
817 | pipe(pc); |
---|
818 | pipe(cp); |
---|
819 | pid_t pid = fork(); |
---|
820 | if (pid == -1 && errno == EAGAIN) // RLIMIT_NPROC too low? |
---|
821 | { |
---|
822 | raise_rlimit_nproc(); |
---|
823 | pid = fork(); |
---|
824 | } |
---|
825 | if (pid == -1) |
---|
826 | { |
---|
827 | WerrorS("could not fork"); |
---|
828 | } |
---|
829 | if (pid==0) /*fork: child*/ |
---|
830 | { |
---|
831 | /* block SIGINT */ |
---|
832 | sigset_t sigint; |
---|
833 | sigemptyset(&sigint); |
---|
834 | sigaddset(&sigint, SIGINT); |
---|
835 | sigprocmask(SIG_BLOCK, &sigint, NULL); |
---|
836 | |
---|
837 | link_list hh=(link_list)ssiToBeClosed->next; |
---|
838 | /* we know: l is the first entry in ssiToBeClosed-list */ |
---|
839 | while(hh!=NULL) |
---|
840 | { |
---|
841 | SI_LINK_SET_CLOSE_P(hh->l); |
---|
842 | ssiInfo *dd=(ssiInfo*)hh->l->data; |
---|
843 | s_close(dd->f_read); |
---|
844 | fclose(dd->f_write); |
---|
845 | if (dd->r!=NULL) rKill(dd->r); |
---|
846 | omFreeSize((ADDRESS)dd,(sizeof *dd)); |
---|
847 | hh->l->data=NULL; |
---|
848 | link_list nn=(link_list)hh->next; |
---|
849 | omFree(hh); |
---|
850 | hh=nn; |
---|
851 | } |
---|
852 | ssiToBeClosed->next=NULL; |
---|
853 | #ifdef HAVE_SIMPLEIPC |
---|
854 | memset(sem_acquired, 0, SIPC_MAX_SEMAPHORES*sizeof(sem_acquired[0])); |
---|
855 | #endif // HAVE_SIMPLEIPC |
---|
856 | si_close(pc[1]); si_close(cp[0]); |
---|
857 | d->f_write=fdopen(cp[1],"w"); |
---|
858 | d->f_read=s_open(pc[0]); |
---|
859 | d->fd_read=pc[0]; |
---|
860 | d->fd_write=cp[1]; |
---|
861 | //d->r=currRing; |
---|
862 | //if (d->r!=NULL) d->r->ref++; |
---|
863 | l->data=d; |
---|
864 | omFree(l->mode); |
---|
865 | l->mode = omStrDup(mode); |
---|
866 | singular_in_batchmode=TRUE; |
---|
867 | SI_LINK_SET_RW_OPEN_P(l); |
---|
868 | //myynest=0; |
---|
869 | fe_fgets_stdin=fe_fgets_dummy; |
---|
870 | if ((u!=NULL)&&(u->rtyp==IDHDL)) |
---|
871 | { |
---|
872 | idhdl h=(idhdl)u->data; |
---|
873 | h->lev=0; |
---|
874 | } |
---|
875 | loop |
---|
876 | { |
---|
877 | if (!SI_LINK_OPEN_P(l)) m2_end(0); |
---|
878 | if(d->f_read->is_eof) m2_end(0); |
---|
879 | leftv h=ssiRead1(l); /*contains an exit.... */ |
---|
880 | if (feErrors != NULL && *feErrors != '\0') |
---|
881 | { |
---|
882 | // handle errors: |
---|
883 | PrintS(feErrors); /* currently quite simple */ |
---|
884 | *feErrors = '\0'; |
---|
885 | } |
---|
886 | ssiWrite(l,h); |
---|
887 | h->CleanUp(); |
---|
888 | omFreeBin(h, sleftv_bin); |
---|
889 | } |
---|
890 | /* never reached*/ |
---|
891 | } |
---|
892 | else if (pid>0) /*fork: parent*/ |
---|
893 | { |
---|
894 | d->pid=pid; |
---|
895 | si_close(pc[0]); si_close(cp[1]); |
---|
896 | d->f_write=fdopen(pc[1],"w"); |
---|
897 | d->f_read=s_open(cp[0]); |
---|
898 | d->fd_read=cp[0]; |
---|
899 | d->fd_write=pc[1]; |
---|
900 | SI_LINK_SET_RW_OPEN_P(l); |
---|
901 | d->send_quit_at_exit=1; |
---|
902 | //d->r=currRing; |
---|
903 | //if (d->r!=NULL) d->r->ref++; |
---|
904 | } |
---|
905 | else |
---|
906 | { |
---|
907 | Werror("fork failed (%d)",errno); |
---|
908 | l->data=NULL; |
---|
909 | omFree(d); |
---|
910 | return TRUE; |
---|
911 | } |
---|
912 | } |
---|
913 | // --------------------------------------------------------------------- |
---|
914 | else if (strcmp(mode,"tcp")==0) |
---|
915 | { |
---|
916 | int sockfd, newsockfd, portno, clilen; |
---|
917 | struct sockaddr_in serv_addr, cli_addr; |
---|
918 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
919 | if(sockfd < 0) |
---|
920 | { |
---|
921 | WerrorS("ERROR opening socket"); |
---|
922 | l->data=NULL; |
---|
923 | omFree(d); |
---|
924 | return TRUE; |
---|
925 | } |
---|
926 | memset((char *) &serv_addr,0, sizeof(serv_addr)); |
---|
927 | portno = 1025; |
---|
928 | serv_addr.sin_family = AF_INET; |
---|
929 | serv_addr.sin_addr.s_addr = INADDR_ANY; |
---|
930 | do |
---|
931 | { |
---|
932 | portno++; |
---|
933 | serv_addr.sin_port = htons(portno); |
---|
934 | if(portno > 50000) |
---|
935 | { |
---|
936 | WerrorS("ERROR on binding (no free port available?)"); |
---|
937 | l->data=NULL; |
---|
938 | omFree(d); |
---|
939 | return TRUE; |
---|
940 | } |
---|
941 | } |
---|
942 | while(bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0); |
---|
943 | Print("waiting on port %d\n", portno);mflush(); |
---|
944 | listen(sockfd,1); |
---|
945 | newsockfd = si_accept(sockfd, (struct sockaddr *) &cli_addr, (socklen_t *)&clilen); |
---|
946 | if(newsockfd < 0) |
---|
947 | { |
---|
948 | WerrorS("ERROR on accept"); |
---|
949 | l->data=NULL; |
---|
950 | omFree(d); |
---|
951 | return TRUE; |
---|
952 | } |
---|
953 | PrintS("client accepted\n"); |
---|
954 | d->fd_read = newsockfd; |
---|
955 | d->fd_write = newsockfd; |
---|
956 | d->f_read = s_open(newsockfd); |
---|
957 | d->f_write = fdopen(newsockfd, "w"); |
---|
958 | SI_LINK_SET_RW_OPEN_P(l); |
---|
959 | si_close(sockfd); |
---|
960 | } |
---|
961 | // no ssi-Link on stdin or stdout |
---|
962 | else |
---|
963 | { |
---|
964 | Werror("invalid mode >>%s<< for ssi",mode); |
---|
965 | l->data=NULL; |
---|
966 | omFree(d); |
---|
967 | return TRUE; |
---|
968 | } |
---|
969 | } |
---|
970 | // ========================================================================= |
---|
971 | else /*l->name=NULL*/ |
---|
972 | { |
---|
973 | // tcp mode |
---|
974 | if(strcmp(mode,"tcp")==0) |
---|
975 | { |
---|
976 | int sockfd, newsockfd, portno, clilen; |
---|
977 | struct sockaddr_in serv_addr, cli_addr; |
---|
978 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
979 | if(sockfd < 0) |
---|
980 | { |
---|
981 | WerrorS("ERROR opening socket"); |
---|
982 | l->data=NULL; |
---|
983 | omFree(d); |
---|
984 | return TRUE; |
---|
985 | } |
---|
986 | memset((char *) &serv_addr,0, sizeof(serv_addr)); |
---|
987 | portno = 1025; |
---|
988 | serv_addr.sin_family = AF_INET; |
---|
989 | serv_addr.sin_addr.s_addr = INADDR_ANY; |
---|
990 | do |
---|
991 | { |
---|
992 | portno++; |
---|
993 | serv_addr.sin_port = htons(portno); |
---|
994 | if(portno > 50000) |
---|
995 | { |
---|
996 | WerrorS("ERROR on binding (no free port available?)"); |
---|
997 | l->data=NULL; |
---|
998 | return TRUE; |
---|
999 | } |
---|
1000 | } |
---|
1001 | while(bind(sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)) < 0); |
---|
1002 | //Print("waiting on port %d\n", portno);mflush(); |
---|
1003 | listen(sockfd,1); |
---|
1004 | char* cli_host = (char*)omAlloc(256); |
---|
1005 | char* path = (char*)omAlloc(1024); |
---|
1006 | int r = si_sscanf(l->name,"%255[^:]:%s",cli_host,path); |
---|
1007 | if(r == 0) |
---|
1008 | { |
---|
1009 | WerrorS("ERROR: no host specified"); |
---|
1010 | l->data=NULL; |
---|
1011 | omFree(d); |
---|
1012 | omFree(path); |
---|
1013 | omFree(cli_host); |
---|
1014 | return TRUE; |
---|
1015 | } |
---|
1016 | else if(r == 1) |
---|
1017 | { |
---|
1018 | WarnS("program not specified, using /usr/local/bin/Singular"); |
---|
1019 | Warn("in line >>%s<<",my_yylinebuf); |
---|
1020 | strcpy(path,"/usr/local/bin/Singular"); |
---|
1021 | } |
---|
1022 | char* ssh_command = (char*)omAlloc(256); |
---|
1023 | char* ser_host = (char*)omAlloc(64); |
---|
1024 | gethostname(ser_host,64); |
---|
1025 | sprintf(ssh_command,"ssh %s %s -q --batch --link=ssi --MPhost=%s --MPport=%d &",cli_host,path,ser_host,portno); |
---|
1026 | //Print("client on %s started:%s\n",cli_host,path); |
---|
1027 | omFree(path); |
---|
1028 | omFree(cli_host); |
---|
1029 | if (TEST_OPT_PROT) { Print("running >>%s<<\n",ssh_command); } |
---|
1030 | system(ssh_command); |
---|
1031 | omFree(ssh_command); |
---|
1032 | omFree(ser_host); |
---|
1033 | clilen = sizeof(cli_addr); |
---|
1034 | newsockfd = si_accept(sockfd, (struct sockaddr *) &cli_addr, (socklen_t *)&clilen); |
---|
1035 | if(newsockfd < 0) |
---|
1036 | { |
---|
1037 | WerrorS("ERROR on accept"); |
---|
1038 | l->data=NULL; |
---|
1039 | omFree(d); |
---|
1040 | return TRUE; |
---|
1041 | } |
---|
1042 | //PrintS("client accepted\n"); |
---|
1043 | d->fd_read = newsockfd; |
---|
1044 | d->fd_write = newsockfd; |
---|
1045 | d->f_read = s_open(newsockfd); |
---|
1046 | d->f_write = fdopen(newsockfd, "w"); |
---|
1047 | si_close(sockfd); |
---|
1048 | SI_LINK_SET_RW_OPEN_P(l); |
---|
1049 | d->send_quit_at_exit=1; |
---|
1050 | link_list newlink=(link_list)omAlloc(sizeof(link_struct)); |
---|
1051 | newlink->u=u; |
---|
1052 | newlink->l=l; |
---|
1053 | newlink->next=(void *)ssiToBeClosed; |
---|
1054 | ssiToBeClosed=newlink; |
---|
1055 | fprintf(d->f_write,"98 %d %d %u %u\n",SSI_VERSION,MAX_TOK,si_opt_1,si_opt_2); |
---|
1056 | } |
---|
1057 | // ---------------------------------------------------------------------- |
---|
1058 | else if(strcmp(mode,"connect")==0) |
---|
1059 | { |
---|
1060 | char* host = (char*)omAlloc(256); |
---|
1061 | int sockfd, portno; |
---|
1062 | struct sockaddr_in serv_addr; |
---|
1063 | struct hostent *server; |
---|
1064 | |
---|
1065 | si_sscanf(l->name,"%255[^:]:%d",host,&portno); |
---|
1066 | //Print("connect to host %s, port %d\n",host,portno);mflush(); |
---|
1067 | if (portno!=0) |
---|
1068 | { |
---|
1069 | sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
1070 | if (sockfd < 0) { WerrorS("ERROR opening socket"); return TRUE; } |
---|
1071 | server = gethostbyname(host); |
---|
1072 | if (server == NULL) { WerrorS("ERROR, no such host"); return TRUE; } |
---|
1073 | memset((char *) &serv_addr, 0, sizeof(serv_addr)); |
---|
1074 | serv_addr.sin_family = AF_INET; |
---|
1075 | memcpy((char *)&serv_addr.sin_addr.s_addr, |
---|
1076 | (char *)server->h_addr, |
---|
1077 | server->h_length); |
---|
1078 | serv_addr.sin_port = htons(portno); |
---|
1079 | if (si_connect(sockfd,(sockaddr*)&serv_addr,sizeof(serv_addr)) < 0) |
---|
1080 | { Werror("ERROR connecting(errno=%d)",errno); return TRUE; } |
---|
1081 | //PrintS("connected\n");mflush(); |
---|
1082 | d->f_read=s_open(sockfd); |
---|
1083 | d->fd_read=sockfd; |
---|
1084 | d->f_write=fdopen(sockfd,"w"); |
---|
1085 | d->fd_write=sockfd; |
---|
1086 | SI_LINK_SET_RW_OPEN_P(l); |
---|
1087 | omFree(host); |
---|
1088 | } |
---|
1089 | else |
---|
1090 | { |
---|
1091 | l->data=NULL; |
---|
1092 | omFree(d); |
---|
1093 | return TRUE; |
---|
1094 | } |
---|
1095 | } |
---|
1096 | // ====================================================================== |
---|
1097 | else |
---|
1098 | { |
---|
1099 | // normal link to a file |
---|
1100 | FILE *outfile; |
---|
1101 | char *filename=l->name; |
---|
1102 | |
---|
1103 | if(filename[0]=='>') |
---|
1104 | { |
---|
1105 | if (filename[1]=='>') |
---|
1106 | { |
---|
1107 | filename+=2; |
---|
1108 | mode = "a"; |
---|
1109 | } |
---|
1110 | else |
---|
1111 | { |
---|
1112 | filename++; |
---|
1113 | mode="w"; |
---|
1114 | } |
---|
1115 | } |
---|
1116 | outfile=myfopen(filename,mode); |
---|
1117 | if (outfile!=NULL) |
---|
1118 | { |
---|
1119 | if (strcmp(l->mode,"r")==0) |
---|
1120 | { |
---|
1121 | fclose(outfile); |
---|
1122 | d->f_read=s_open_by_name(filename); |
---|
1123 | } |
---|
1124 | else |
---|
1125 | { |
---|
1126 | d->f_write = outfile; |
---|
1127 | fprintf(d->f_write,"98 %d %d %u %u\n",SSI_VERSION,MAX_TOK,si_opt_1,si_opt_2); |
---|
1128 | } |
---|
1129 | } |
---|
1130 | else |
---|
1131 | { |
---|
1132 | omFree(d); |
---|
1133 | l->data=NULL; |
---|
1134 | return TRUE; |
---|
1135 | } |
---|
1136 | } |
---|
1137 | } |
---|
1138 | } |
---|
1139 | |
---|
1140 | return FALSE; |
---|
1141 | } |
---|
1142 | |
---|
1143 | //**************************************************************************/ |
---|
1144 | BOOLEAN ssiPrepClose(si_link l) |
---|
1145 | { |
---|
1146 | if (l!=NULL) |
---|
1147 | { |
---|
1148 | SI_LINK_SET_CLOSE_P(l); |
---|
1149 | ssiInfo *d = (ssiInfo *)l->data; |
---|
1150 | if (d!=NULL) |
---|
1151 | { |
---|
1152 | if (d->send_quit_at_exit) |
---|
1153 | { |
---|
1154 | fputs("99\n",d->f_write); |
---|
1155 | fflush(d->f_write); |
---|
1156 | } |
---|
1157 | d->quit_sent=1; |
---|
1158 | } |
---|
1159 | } |
---|
1160 | return FALSE; |
---|
1161 | } |
---|
1162 | |
---|
1163 | BOOLEAN ssiClose(si_link l) |
---|
1164 | { |
---|
1165 | if (l!=NULL) |
---|
1166 | { |
---|
1167 | SI_LINK_SET_CLOSE_P(l); |
---|
1168 | ssiInfo *d = (ssiInfo *)l->data; |
---|
1169 | if (d!=NULL) |
---|
1170 | { |
---|
1171 | // send quit signal |
---|
1172 | if ((d->send_quit_at_exit) |
---|
1173 | && (d->quit_sent==0)) |
---|
1174 | { |
---|
1175 | fputs("99\n",d->f_write); |
---|
1176 | fflush(d->f_write); |
---|
1177 | } |
---|
1178 | // clean ring |
---|
1179 | if (d->r!=NULL) rKill(d->r); |
---|
1180 | // did the child to stop ? |
---|
1181 | si_waitpid(d->pid,NULL,WNOHANG); |
---|
1182 | if ((d->pid!=0) |
---|
1183 | && (kill(d->pid,0)==0)) // child is still running |
---|
1184 | { |
---|
1185 | struct timespec t; |
---|
1186 | t.tv_sec=0; |
---|
1187 | t.tv_nsec=100000000; // <=100 ms |
---|
1188 | struct timespec rem; |
---|
1189 | int r; |
---|
1190 | loop |
---|
1191 | { |
---|
1192 | // wait till signal or time rem: |
---|
1193 | r = nanosleep(&t, &rem); |
---|
1194 | t = rem; |
---|
1195 | // child finished: |
---|
1196 | if (si_waitpid(d->pid,NULL,WNOHANG) != 0) break; |
---|
1197 | // other signal, waited s>= 100 ms: |
---|
1198 | if ((r==0) || (errno != EINTR)) break; |
---|
1199 | } |
---|
1200 | if (kill(d->pid,0) == 0) // pid still exists |
---|
1201 | { |
---|
1202 | kill(d->pid,15); |
---|
1203 | t.tv_sec=5; // <=5s |
---|
1204 | t.tv_nsec=0; |
---|
1205 | loop |
---|
1206 | { |
---|
1207 | // wait till signal or time rem: |
---|
1208 | r = nanosleep(&t, &rem); |
---|
1209 | t = rem; |
---|
1210 | // child finished: |
---|
1211 | if (si_waitpid(d->pid,NULL,WNOHANG) != 0) break; |
---|
1212 | // other signal, waited s>= 5 s: |
---|
1213 | if ((r==0) || (errno != EINTR)) break; |
---|
1214 | } |
---|
1215 | if (kill(d->pid,0) == 0) |
---|
1216 | { |
---|
1217 | kill(d->pid,9); // just to be sure |
---|
1218 | si_waitpid(d->pid,NULL,0); |
---|
1219 | } |
---|
1220 | } |
---|
1221 | } |
---|
1222 | if (d->f_read!=NULL) { s_close(d->f_read);d->f_read=NULL;} |
---|
1223 | if (d->f_write!=NULL) { fclose(d->f_write); d->f_write=NULL; } |
---|
1224 | if ((strcmp(l->mode,"tcp")==0) |
---|
1225 | || (strcmp(l->mode,"fork")==0)) |
---|
1226 | { |
---|
1227 | link_list hh=ssiToBeClosed; |
---|
1228 | if (hh!=NULL) |
---|
1229 | { |
---|
1230 | if (hh->l==l) |
---|
1231 | { |
---|
1232 | ssiToBeClosed=(link_list)hh->next; |
---|
1233 | omFreeSize(hh,sizeof(link_struct)); |
---|
1234 | } |
---|
1235 | else while(hh->next!=NULL) |
---|
1236 | { |
---|
1237 | link_list hhh=(link_list)hh->next; |
---|
1238 | if (hhh->l==l) |
---|
1239 | { |
---|
1240 | hh->next=hhh->next; |
---|
1241 | omFreeSize(hhh,sizeof(link_struct)); |
---|
1242 | break; |
---|
1243 | } |
---|
1244 | else |
---|
1245 | hh=(link_list)hh->next; |
---|
1246 | } |
---|
1247 | } |
---|
1248 | } |
---|
1249 | omFreeSize((ADDRESS)d,(sizeof *d)); |
---|
1250 | } |
---|
1251 | l->data=NULL; |
---|
1252 | } |
---|
1253 | return FALSE; |
---|
1254 | } |
---|
1255 | |
---|
1256 | //**************************************************************************/ |
---|
1257 | leftv ssiRead1(si_link l) |
---|
1258 | { |
---|
1259 | ssiInfo *d = (ssiInfo *)l->data; |
---|
1260 | leftv res=(leftv)omAlloc0Bin(sleftv_bin); |
---|
1261 | int t=0; |
---|
1262 | t=s_readint(d->f_read); |
---|
1263 | //Print("got type %d\n",t); |
---|
1264 | switch(t) |
---|
1265 | { |
---|
1266 | case 1:res->rtyp=INT_CMD; |
---|
1267 | res->data=(char *)(long)ssiReadInt(d->f_read); |
---|
1268 | break; |
---|
1269 | case 2:res->rtyp=STRING_CMD; |
---|
1270 | res->data=(char *)ssiReadString(d); |
---|
1271 | break; |
---|
1272 | case 3:res->rtyp=NUMBER_CMD; |
---|
1273 | res->data=(char *)ssiReadNumber(d); |
---|
1274 | break; |
---|
1275 | case 4:res->rtyp=BIGINT_CMD; |
---|
1276 | res->data=(char *)ssiReadBigInt(d); |
---|
1277 | break; |
---|
1278 | case 15: |
---|
1279 | case 5:{ |
---|
1280 | d->r=ssiReadRing(d); |
---|
1281 | if (d->r==NULL) return NULL; |
---|
1282 | res->data=(char*)d->r; |
---|
1283 | res->rtyp=RING_CMD; |
---|
1284 | // we are in the top-level, so set the basering to d->r: |
---|
1285 | if (d->r!=NULL) |
---|
1286 | { |
---|
1287 | if(ssiSetCurrRing(d->r)) { d->r=currRing; d->r->ref++; } |
---|
1288 | } |
---|
1289 | if (t==15) // setring |
---|
1290 | { |
---|
1291 | omFreeBin(res,sleftv_bin); |
---|
1292 | return ssiRead1(l); |
---|
1293 | } |
---|
1294 | } |
---|
1295 | break; |
---|
1296 | case 6:res->rtyp=POLY_CMD; |
---|
1297 | if (d->r==NULL) goto no_ring; |
---|
1298 | res->data=(char*)ssiReadPoly(d); |
---|
1299 | break; |
---|
1300 | case 7:res->rtyp=IDEAL_CMD; |
---|
1301 | if (d->r==NULL) goto no_ring; |
---|
1302 | res->data=(char*)ssiReadIdeal(d); |
---|
1303 | break; |
---|
1304 | case 8:res->rtyp=MATRIX_CMD; |
---|
1305 | if (d->r==NULL) goto no_ring; |
---|
1306 | res->data=(char*)ssiReadMatrix(d); |
---|
1307 | break; |
---|
1308 | case 9:res->rtyp=VECTOR_CMD; |
---|
1309 | if (d->r==NULL) goto no_ring; |
---|
1310 | res->data=(char*)ssiReadPoly(d); |
---|
1311 | break; |
---|
1312 | case 10:res->rtyp=MODUL_CMD; |
---|
1313 | if (d->r==NULL) goto no_ring; |
---|
1314 | { |
---|
1315 | int rk=s_readint(d->f_read); |
---|
1316 | ideal M=ssiReadIdeal(d); |
---|
1317 | M->rank=rk; |
---|
1318 | res->data=(char*)M; |
---|
1319 | } |
---|
1320 | break; |
---|
1321 | case 11: |
---|
1322 | { |
---|
1323 | res->rtyp=COMMAND; |
---|
1324 | res->data=ssiReadCommand(l); |
---|
1325 | int nok=res->Eval(); |
---|
1326 | if (nok) WerrorS("error in eval"); |
---|
1327 | break; |
---|
1328 | } |
---|
1329 | case 12: /*DEF_CMD*/ |
---|
1330 | { |
---|
1331 | res->rtyp=0; |
---|
1332 | res->name=(char *)ssiReadString(d); |
---|
1333 | int nok=res->Eval(); |
---|
1334 | if (nok) WerrorS("error in name lookup"); |
---|
1335 | break; |
---|
1336 | } |
---|
1337 | case 13: res->rtyp=PROC_CMD; |
---|
1338 | res->data=ssiReadProc(d); |
---|
1339 | break; |
---|
1340 | case 14: res->rtyp=LIST_CMD; |
---|
1341 | res->data=ssiReadList(l); |
---|
1342 | break; |
---|
1343 | case 16: res->rtyp=NONE; res->data=NULL; |
---|
1344 | break; |
---|
1345 | case 17: res->rtyp=INTVEC_CMD; |
---|
1346 | res->data=ssiReadIntvec(d); |
---|
1347 | break; |
---|
1348 | case 18: res->rtyp=INTMAT_CMD; |
---|
1349 | res->data=ssiReadIntmat(d); |
---|
1350 | break; |
---|
1351 | case 19: res->rtyp=BIGINTMAT_CMD; |
---|
1352 | res->data=ssiReadBigintmat(d); |
---|
1353 | break; |
---|
1354 | case 20: ssiReadBlackbox(res,l); |
---|
1355 | break; |
---|
1356 | case 21: ssiReadAttrib(res,l); |
---|
1357 | break; |
---|
1358 | // ------------ |
---|
1359 | case 98: // version |
---|
1360 | { |
---|
1361 | int n98_v,n98_m; |
---|
1362 | BITSET n98_o1,n98_o2; |
---|
1363 | n98_v=s_readint(d->f_read); |
---|
1364 | n98_m=s_readint(d->f_read); |
---|
1365 | n98_o1=s_readint(d->f_read); |
---|
1366 | n98_o2=s_readint(d->f_read); |
---|
1367 | if ((n98_v!=SSI_VERSION) ||(n98_m!=MAX_TOK)) |
---|
1368 | { |
---|
1369 | Print("incompatible versions of ssi: %d/%d vs %d/%d\n", |
---|
1370 | SSI_VERSION,MAX_TOK,n98_v,n98_m); |
---|
1371 | } |
---|
1372 | #ifndef SING_NDEBUG |
---|
1373 | if (TEST_OPT_DEBUG) |
---|
1374 | Print("// opening ssi-%d, MAX_TOK=%d\n",n98_v,n98_m); |
---|
1375 | #endif |
---|
1376 | si_opt_1=n98_o1; |
---|
1377 | si_opt_2=n98_o2; |
---|
1378 | omFreeBin(res,sleftv_bin); |
---|
1379 | return ssiRead1(l); |
---|
1380 | } |
---|
1381 | case 99: omFreeBin(res,sleftv_bin); ssiClose(l); m2_end(0); |
---|
1382 | case 0: if (s_iseof(d->f_read)) |
---|
1383 | { |
---|
1384 | ssiClose(l); |
---|
1385 | } |
---|
1386 | res->rtyp=DEF_CMD; |
---|
1387 | break; |
---|
1388 | default: Werror("not implemented (t:%d)",t); |
---|
1389 | omFreeBin(res,sleftv_bin); |
---|
1390 | res=NULL; |
---|
1391 | break; |
---|
1392 | } |
---|
1393 | // if currRing is required for the result, but lost |
---|
1394 | // define "ssiRing%d" as currRing: |
---|
1395 | if ((d->r!=NULL) |
---|
1396 | && (currRing!=d->r) |
---|
1397 | && (res->RingDependend())) |
---|
1398 | { |
---|
1399 | if(ssiSetCurrRing(d->r)) { d->r=currRing; d->r->ref++; } |
---|
1400 | } |
---|
1401 | return res; |
---|
1402 | no_ring: WerrorS("no ring"); |
---|
1403 | omFreeBin(res,sleftv_bin); |
---|
1404 | return NULL; |
---|
1405 | } |
---|
1406 | //**************************************************************************/ |
---|
1407 | BOOLEAN ssiSetRing(si_link l, ring r, BOOLEAN send) |
---|
1408 | { |
---|
1409 | if(SI_LINK_W_OPEN_P(l)==0) |
---|
1410 | if (slOpen(l,SI_LINK_OPEN|SI_LINK_WRITE,NULL)) return TRUE; |
---|
1411 | ssiInfo *d = (ssiInfo *)l->data; |
---|
1412 | if (d->r!=r) |
---|
1413 | { |
---|
1414 | if (send) |
---|
1415 | { |
---|
1416 | fputs("15 ",d->f_write); |
---|
1417 | ssiWriteRing(d,r); |
---|
1418 | } |
---|
1419 | d->r=r; |
---|
1420 | } |
---|
1421 | if (currRing!=r) rChangeCurrRing(r); |
---|
1422 | return FALSE; |
---|
1423 | } |
---|
1424 | //**************************************************************************/ |
---|
1425 | |
---|
1426 | BOOLEAN ssiWrite(si_link l, leftv data) |
---|
1427 | { |
---|
1428 | if(SI_LINK_W_OPEN_P(l)==0) |
---|
1429 | if (slOpen(l,SI_LINK_OPEN|SI_LINK_WRITE,NULL)) return TRUE; |
---|
1430 | ssiInfo *d = (ssiInfo *)l->data; |
---|
1431 | d->level++; |
---|
1432 | //FILE *fich=d->f; |
---|
1433 | while (data!=NULL) |
---|
1434 | { |
---|
1435 | int tt=data->Typ(); |
---|
1436 | void *dd=data->Data(); |
---|
1437 | attr *aa=data->Attribute(); |
---|
1438 | BOOLEAN with_attr=FALSE; |
---|
1439 | if (((*aa)!=NULL)||(data->flag!=0)) |
---|
1440 | { |
---|
1441 | attr a=*aa; |
---|
1442 | int n=0; |
---|
1443 | while(a!=NULL) { n++; a=a->next;} |
---|
1444 | fprintf(d->f_write,"21 %d %d ",data->flag,n); |
---|
1445 | a=*aa; |
---|
1446 | } |
---|
1447 | if ((dd==NULL) && (data->name!=NULL) && (tt==0)) tt=DEF_CMD; |
---|
1448 | // return pure undefined names as def |
---|
1449 | |
---|
1450 | switch(tt /*data->Typ()*/) |
---|
1451 | { |
---|
1452 | case 0: /*error*/ |
---|
1453 | case NONE/* nothing*/:fputs("16 ",d->f_write); |
---|
1454 | break; |
---|
1455 | case STRING_CMD: fputs("2 ",d->f_write); |
---|
1456 | ssiWriteString(d,(char *)dd); |
---|
1457 | break; |
---|
1458 | case INT_CMD: fputs("1 ",d->f_write); |
---|
1459 | ssiWriteInt(d,(int)(long)dd); |
---|
1460 | break; |
---|
1461 | case BIGINT_CMD:fputs("4 ",d->f_write); |
---|
1462 | ssiWriteBigInt(d,(number)dd); |
---|
1463 | break; |
---|
1464 | case NUMBER_CMD: |
---|
1465 | if (d->r!=currRing) |
---|
1466 | { |
---|
1467 | fputs("15 ",d->f_write); |
---|
1468 | ssiWriteRing(d,currRing); |
---|
1469 | if (d->level<=1) fputc('\n',d->f_write); |
---|
1470 | } |
---|
1471 | fputs("3 ",d->f_write); |
---|
1472 | ssiWriteNumber(d,(number)dd); |
---|
1473 | break; |
---|
1474 | case RING_CMD:fputs("5 ",d->f_write); |
---|
1475 | ssiWriteRing(d,(ring)dd); |
---|
1476 | break; |
---|
1477 | case POLY_CMD: |
---|
1478 | case VECTOR_CMD: |
---|
1479 | if (d->r!=currRing) |
---|
1480 | { |
---|
1481 | fputs("15 ",d->f_write); |
---|
1482 | ssiWriteRing(d,currRing); |
---|
1483 | if (d->level<=1) fputc('\n',d->f_write); |
---|
1484 | } |
---|
1485 | if(tt==POLY_CMD) fputs("6 ",d->f_write); |
---|
1486 | else fputs("9 ",d->f_write); |
---|
1487 | ssiWritePoly(d,tt,(poly)dd); |
---|
1488 | break; |
---|
1489 | case IDEAL_CMD: |
---|
1490 | case MODUL_CMD: |
---|
1491 | case MATRIX_CMD: |
---|
1492 | if (d->r!=currRing) |
---|
1493 | { |
---|
1494 | fputs("15 ",d->f_write); |
---|
1495 | ssiWriteRing(d,currRing); |
---|
1496 | if (d->level<=1) fputc('\n',d->f_write); |
---|
1497 | } |
---|
1498 | if(tt==IDEAL_CMD) fputs("7 ",d->f_write); |
---|
1499 | else if(tt==MATRIX_CMD) fputs("8 ",d->f_write); |
---|
1500 | else |
---|
1501 | { |
---|
1502 | ideal M=(ideal)dd; |
---|
1503 | fprintf(d->f_write,"10 %d ",(int)M->rank); |
---|
1504 | } |
---|
1505 | ssiWriteIdeal(d,tt,(ideal)dd); |
---|
1506 | break; |
---|
1507 | case COMMAND: |
---|
1508 | fputs("11 ",d->f_write); |
---|
1509 | ssiWriteCommand(l,(command)dd); |
---|
1510 | break; |
---|
1511 | case DEF_CMD: /* not evaluated stuff in quotes */ |
---|
1512 | fputs("12 ",d->f_write); |
---|
1513 | ssiWriteString(d,data->Name()); |
---|
1514 | break; |
---|
1515 | case PROC_CMD: |
---|
1516 | fputs("13 ",d->f_write); |
---|
1517 | ssiWriteProc(d,(procinfov)dd); |
---|
1518 | break; |
---|
1519 | case LIST_CMD: |
---|
1520 | fputs("14 ",d->f_write); |
---|
1521 | ssiWriteList(l,(lists)dd); |
---|
1522 | break; |
---|
1523 | case INTVEC_CMD: |
---|
1524 | fputs("17 ",d->f_write); |
---|
1525 | ssiWriteIntvec(d,(intvec *)dd); |
---|
1526 | break; |
---|
1527 | case INTMAT_CMD: |
---|
1528 | fputs("18 ",d->f_write); |
---|
1529 | ssiWriteIntmat(d,(intvec *)dd); |
---|
1530 | break; |
---|
1531 | case BIGINTMAT_CMD: |
---|
1532 | fputs("19 ",d->f_write); |
---|
1533 | ssiWriteBigintmat(d,(bigintmat *)dd); |
---|
1534 | break; |
---|
1535 | default: |
---|
1536 | if (tt>MAX_TOK) |
---|
1537 | { |
---|
1538 | blackbox *b=getBlackboxStuff(tt); |
---|
1539 | fputs("20 ",d->f_write); |
---|
1540 | b->blackbox_serialize(b,dd,l); |
---|
1541 | } |
---|
1542 | else |
---|
1543 | { |
---|
1544 | Werror("not implemented (t:%d, rtyp:%d)",tt, data->rtyp); |
---|
1545 | d->level=0; |
---|
1546 | return TRUE; |
---|
1547 | } |
---|
1548 | break; |
---|
1549 | } |
---|
1550 | if (d->level<=1) { fputc('\n',d->f_write); fflush(d->f_write); } |
---|
1551 | data=data->next; |
---|
1552 | } |
---|
1553 | d->level--; |
---|
1554 | return FALSE; |
---|
1555 | } |
---|
1556 | |
---|
1557 | BOOLEAN ssiGetDump(si_link l); |
---|
1558 | BOOLEAN ssiDump(si_link l); |
---|
1559 | |
---|
1560 | si_link_extension slInitSsiExtension(si_link_extension s) |
---|
1561 | { |
---|
1562 | s->Open=ssiOpen; |
---|
1563 | s->Close=ssiClose; |
---|
1564 | s->Kill=ssiClose; |
---|
1565 | s->Read=ssiRead1; |
---|
1566 | s->Read2=(slRead2Proc)NULL; |
---|
1567 | s->Write=ssiWrite; |
---|
1568 | s->Dump=ssiDump; |
---|
1569 | s->GetDump=ssiGetDump; |
---|
1570 | |
---|
1571 | s->Status=slStatusSsi; |
---|
1572 | s->SetRing=ssiSetRing; |
---|
1573 | s->type="ssi"; |
---|
1574 | return s; |
---|
1575 | } |
---|
1576 | |
---|
1577 | const char* slStatusSsi(si_link l, const char* request) |
---|
1578 | { |
---|
1579 | ssiInfo *d=(ssiInfo*)l->data; |
---|
1580 | if (d==NULL) return "not open"; |
---|
1581 | if (((strcmp(l->mode,"fork")==0) |
---|
1582 | ||(strcmp(l->mode,"tcp")==0) |
---|
1583 | ||(strcmp(l->mode,"connect")==0)) |
---|
1584 | && (strcmp(request, "read") == 0)) |
---|
1585 | { |
---|
1586 | fd_set mask; |
---|
1587 | struct timeval wt; |
---|
1588 | if (s_isready(d->f_read)) return "ready"; |
---|
1589 | loop |
---|
1590 | { |
---|
1591 | /* Don't block. Return socket status immediately. */ |
---|
1592 | wt.tv_sec = 0; |
---|
1593 | wt.tv_usec = 0; |
---|
1594 | |
---|
1595 | FD_ZERO(&mask); |
---|
1596 | FD_SET(d->fd_read, &mask); |
---|
1597 | //Print("test fd %d\n",d->fd_read); |
---|
1598 | /* check with select: chars waiting: no -> not ready */ |
---|
1599 | switch (si_select(d->fd_read+1, &mask, NULL, NULL, &wt)) |
---|
1600 | { |
---|
1601 | case 0: /* not ready */ return "not ready"; |
---|
1602 | case -1: /*error*/ return "error"; |
---|
1603 | case 1: /*ready ? */ break; |
---|
1604 | } |
---|
1605 | /* yes: read 1 char*/ |
---|
1606 | /* if \n, check again with select else ungetc(c), ready*/ |
---|
1607 | int c=s_getc(d->f_read); |
---|
1608 | //Print("try c=%d\n",c); |
---|
1609 | if (c== -1) return "eof"; /* eof or error */ |
---|
1610 | else if (isdigit(c)) |
---|
1611 | { s_ungetc(c,d->f_read); return "ready"; } |
---|
1612 | else if (c>' ') |
---|
1613 | { |
---|
1614 | Werror("unknown char in ssiLink(%d)",c); |
---|
1615 | return "error"; |
---|
1616 | } |
---|
1617 | /* else: next char */ |
---|
1618 | } |
---|
1619 | } |
---|
1620 | else if (strcmp(request, "read") == 0) |
---|
1621 | { |
---|
1622 | if (SI_LINK_R_OPEN_P(l) && (!s_iseof(d->f_read)) && (s_isready(d->f_read))) return "ready"; |
---|
1623 | else return "not ready"; |
---|
1624 | } |
---|
1625 | else if (strcmp(request, "write") == 0) |
---|
1626 | { |
---|
1627 | if (SI_LINK_W_OPEN_P(l)) return "ready"; |
---|
1628 | else return "not ready"; |
---|
1629 | } |
---|
1630 | else return "unknown status request"; |
---|
1631 | } |
---|
1632 | |
---|
1633 | int slStatusSsiL(lists L, int timeout) |
---|
1634 | { |
---|
1635 | // input: L: a list with links of type |
---|
1636 | // ssi-connect, ssi-fork, ssi-tcp, MPtcp-fork or MPtcp-launch. |
---|
1637 | // Note: Not every entry in L must be set. |
---|
1638 | // timeout: timeout for select in micro-seconds |
---|
1639 | // or -1 for infinity |
---|
1640 | // or 0 for polling |
---|
1641 | // returns: ERROR (via Werror): L has wrong elements or link not open |
---|
1642 | // -2: select returns an error |
---|
1643 | // -1: the read state of all links is eof |
---|
1644 | // 0: timeout (or polling): none ready, |
---|
1645 | // i>0: (at least) L[i] is ready |
---|
1646 | si_link l; |
---|
1647 | ssiInfo *d; |
---|
1648 | int d_fd; |
---|
1649 | fd_set mask, fdmask; |
---|
1650 | FD_ZERO(&fdmask); |
---|
1651 | FD_ZERO(&mask); |
---|
1652 | int max_fd=0; /* 1 + max fd in fd_set */ |
---|
1653 | |
---|
1654 | /* timeout */ |
---|
1655 | struct timeval wt; |
---|
1656 | struct timeval *wt_ptr=&wt; |
---|
1657 | int startingtime = getRTimer()/TIMER_RESOLUTION; // in seconds |
---|
1658 | if (timeout== -1) |
---|
1659 | { |
---|
1660 | wt_ptr=NULL; |
---|
1661 | } |
---|
1662 | else |
---|
1663 | { |
---|
1664 | wt.tv_sec = timeout / 1000000; |
---|
1665 | wt.tv_usec = timeout % 1000000; |
---|
1666 | } |
---|
1667 | |
---|
1668 | /* auxiliary variables */ |
---|
1669 | int i; |
---|
1670 | int j; |
---|
1671 | int k; |
---|
1672 | int s; |
---|
1673 | char fdmaskempty; |
---|
1674 | |
---|
1675 | /* check the links and fill in fdmask */ |
---|
1676 | /* check ssi links for ungetc_buf */ |
---|
1677 | for(i=L->nr; i>=0; i--) |
---|
1678 | { |
---|
1679 | if (L->m[i].Typ()!=DEF_CMD) |
---|
1680 | { |
---|
1681 | if (L->m[i].Typ()!=LINK_CMD) |
---|
1682 | { WerrorS("all elements must be of type link"); return -2;} |
---|
1683 | l=(si_link)L->m[i].Data(); |
---|
1684 | if(SI_LINK_OPEN_P(l)==0) |
---|
1685 | { WerrorS("all links must be open"); return -2;} |
---|
1686 | if (((strcmp(l->m->type,"ssi")!=0) && (strcmp(l->m->type,"MPtcp")!=0)) |
---|
1687 | || ((strcmp(l->mode,"fork")!=0) && (strcmp(l->mode,"tcp")!=0) |
---|
1688 | && (strcmp(l->mode,"launch")!=0) && (strcmp(l->mode,"connect")!=0))) |
---|
1689 | { |
---|
1690 | WerrorS("all links must be of type ssi:fork, ssi:tcp, ssi:connect"); |
---|
1691 | return -2; |
---|
1692 | } |
---|
1693 | if (strcmp(l->m->type,"ssi")==0) |
---|
1694 | { |
---|
1695 | d=(ssiInfo*)l->data; |
---|
1696 | d_fd=d->fd_read; |
---|
1697 | if (!s_isready(d->f_read)) |
---|
1698 | { |
---|
1699 | FD_SET(d_fd, &fdmask); |
---|
1700 | if (d_fd > max_fd) max_fd=d_fd; |
---|
1701 | } |
---|
1702 | else |
---|
1703 | return i+1; |
---|
1704 | } |
---|
1705 | else |
---|
1706 | { |
---|
1707 | Werror("wrong link type >>%s<<",l->m->type); |
---|
1708 | return -2; |
---|
1709 | } |
---|
1710 | } |
---|
1711 | } |
---|
1712 | max_fd++; |
---|
1713 | |
---|
1714 | do_select: |
---|
1715 | /* copy fdmask to mask */ |
---|
1716 | FD_ZERO(&mask); |
---|
1717 | for(k = 0; k < max_fd; k++) |
---|
1718 | { |
---|
1719 | if(FD_ISSET(k, &fdmask)) |
---|
1720 | { |
---|
1721 | FD_SET(k, &mask); |
---|
1722 | } |
---|
1723 | } |
---|
1724 | |
---|
1725 | /* check with select: chars waiting: no -> not ready */ |
---|
1726 | s = si_select(max_fd, &mask, NULL, NULL, wt_ptr); |
---|
1727 | if (s==-1) |
---|
1728 | { |
---|
1729 | WerrorS("error in select call"); |
---|
1730 | return -2; /*error*/ |
---|
1731 | } |
---|
1732 | if (s==0) |
---|
1733 | { |
---|
1734 | return 0; /*poll: not ready */ |
---|
1735 | } |
---|
1736 | else /* s>0, at least one ready (the number of fd which are ready is s)*/ |
---|
1737 | { |
---|
1738 | j=0; |
---|
1739 | while (j<=max_fd) { if (FD_ISSET(j,&mask)) break; j++; } |
---|
1740 | for(i=L->nr; i>=0; i--) |
---|
1741 | { |
---|
1742 | if (L->m[i].rtyp==LINK_CMD) |
---|
1743 | { |
---|
1744 | l=(si_link)L->m[i].Data(); |
---|
1745 | if (strcmp(l->m->type,"ssi")==0) |
---|
1746 | { |
---|
1747 | d=(ssiInfo*)l->data; |
---|
1748 | d_fd=d->fd_read; |
---|
1749 | if(j==d_fd) break; |
---|
1750 | } |
---|
1751 | else |
---|
1752 | { |
---|
1753 | Werror("wrong link type >>%s<<",l->m->type); |
---|
1754 | return -2; |
---|
1755 | } |
---|
1756 | } |
---|
1757 | } |
---|
1758 | // only ssi links: |
---|
1759 | loop |
---|
1760 | { |
---|
1761 | /* yes: read 1 char*/ |
---|
1762 | /* if \n, check again with select else ungetc(c), ready*/ |
---|
1763 | /* setting: d: current ssiInfo, j current fd, i current entry in L*/ |
---|
1764 | int c=s_getc(d->f_read); |
---|
1765 | //Print("try c=%d\n",c); |
---|
1766 | if (c== -1) /* eof */ |
---|
1767 | { |
---|
1768 | FD_CLR(j,&fdmask); |
---|
1769 | fdmaskempty = 1; |
---|
1770 | for(k = 0; k < max_fd; k++) |
---|
1771 | { |
---|
1772 | if(FD_ISSET(k, &fdmask)) |
---|
1773 | { |
---|
1774 | fdmaskempty = 0; |
---|
1775 | break; |
---|
1776 | } |
---|
1777 | } |
---|
1778 | if(fdmaskempty) |
---|
1779 | { |
---|
1780 | return -1; |
---|
1781 | } |
---|
1782 | if(timeout != -1) |
---|
1783 | { |
---|
1784 | timeout = si_max(0, |
---|
1785 | timeout - 1000000*(getRTimer()/TIMER_RESOLUTION - startingtime)); |
---|
1786 | wt.tv_sec = timeout / 1000000; |
---|
1787 | wt.tv_usec = (timeout % 1000000); |
---|
1788 | } |
---|
1789 | goto do_select; |
---|
1790 | } |
---|
1791 | |
---|
1792 | else if (isdigit(c)) |
---|
1793 | { s_ungetc(c,d->f_read); return i+1; } |
---|
1794 | else if (c>' ') |
---|
1795 | { |
---|
1796 | Werror("unknown char in ssiLink(%d)",c); |
---|
1797 | return -2; |
---|
1798 | } |
---|
1799 | /* else: next char */ |
---|
1800 | goto do_select; |
---|
1801 | } |
---|
1802 | } |
---|
1803 | } |
---|
1804 | |
---|
1805 | int ssiBatch(const char *host, const char * port) |
---|
1806 | /* return 0 on success, >0 else*/ |
---|
1807 | { |
---|
1808 | si_link l=(si_link) omAlloc0Bin(sip_link_bin); |
---|
1809 | char *buf=(char*)omAlloc(256); |
---|
1810 | sprintf(buf,"ssi:connect %s:%s",host,port); |
---|
1811 | slInit(l, buf); |
---|
1812 | omFreeSize(buf,256); |
---|
1813 | if (slOpen(l,SI_LINK_OPEN,NULL)) return 1; |
---|
1814 | SI_LINK_SET_RW_OPEN_P(l); |
---|
1815 | |
---|
1816 | idhdl id = enterid(omStrDup("link_ll"), 0, LINK_CMD, &IDROOT, FALSE); |
---|
1817 | IDLINK(id) = l; |
---|
1818 | |
---|
1819 | loop |
---|
1820 | { |
---|
1821 | leftv h=ssiRead1(l); /*contains an exit.... */ |
---|
1822 | if (feErrors != NULL && *feErrors != '\0') |
---|
1823 | { |
---|
1824 | // handle errors: |
---|
1825 | PrintS(feErrors); /* currently quite simple */ |
---|
1826 | *feErrors = '\0'; |
---|
1827 | } |
---|
1828 | ssiWrite(l,h); |
---|
1829 | h->CleanUp(); |
---|
1830 | omFreeBin(h, sleftv_bin); |
---|
1831 | } |
---|
1832 | /* never reached*/ |
---|
1833 | exit(0); |
---|
1834 | } |
---|
1835 | |
---|
1836 | static int ssiReserved_P=0; |
---|
1837 | static int ssiReserved_sockfd; |
---|
1838 | static struct sockaddr_in ssiResverd_serv_addr; |
---|
1839 | static int ssiReserved_Clients; |
---|
1840 | int ssiReservePort(int clients) |
---|
1841 | { |
---|
1842 | if (ssiReserved_P!=0) |
---|
1843 | { |
---|
1844 | WerrorS("ERROR already a reverved port requested"); |
---|
1845 | return 0; |
---|
1846 | } |
---|
1847 | int portno; |
---|
1848 | ssiReserved_sockfd = socket(AF_INET, SOCK_STREAM, 0); |
---|
1849 | if(ssiReserved_sockfd < 0) |
---|
1850 | { |
---|
1851 | WerrorS("ERROR opening socket"); |
---|
1852 | return 0; |
---|
1853 | } |
---|
1854 | memset((char *) &ssiResverd_serv_addr,0, sizeof(ssiResverd_serv_addr)); |
---|
1855 | portno = 1025; |
---|
1856 | ssiResverd_serv_addr.sin_family = AF_INET; |
---|
1857 | ssiResverd_serv_addr.sin_addr.s_addr = INADDR_ANY; |
---|
1858 | do |
---|
1859 | { |
---|
1860 | portno++; |
---|
1861 | ssiResverd_serv_addr.sin_port = htons(portno); |
---|
1862 | if(portno > 50000) |
---|
1863 | { |
---|
1864 | WerrorS("ERROR on binding (no free port available?)"); |
---|
1865 | return 0; |
---|
1866 | } |
---|
1867 | } |
---|
1868 | while(bind(ssiReserved_sockfd, (struct sockaddr *) &ssiResverd_serv_addr, sizeof(ssiResverd_serv_addr)) < 0); |
---|
1869 | ssiReserved_P=portno; |
---|
1870 | listen(ssiReserved_sockfd,clients); |
---|
1871 | ssiReserved_Clients=clients; |
---|
1872 | return portno; |
---|
1873 | } |
---|
1874 | |
---|
1875 | extern si_link_extension si_link_root; |
---|
1876 | si_link ssiCommandLink() |
---|
1877 | { |
---|
1878 | if (ssiReserved_P==0) |
---|
1879 | { |
---|
1880 | WerrorS("ERROR no reverved port requested"); |
---|
1881 | return NULL; |
---|
1882 | } |
---|
1883 | struct sockaddr_in cli_addr; |
---|
1884 | int clilen = sizeof(cli_addr); |
---|
1885 | int newsockfd = si_accept(ssiReserved_sockfd, (struct sockaddr *) &cli_addr, (socklen_t *)&clilen); |
---|
1886 | if(newsockfd < 0) |
---|
1887 | { |
---|
1888 | Werror("ERROR on accept (errno=%d)",errno); |
---|
1889 | return NULL; |
---|
1890 | } |
---|
1891 | si_link l=(si_link) omAlloc0Bin(sip_link_bin); |
---|
1892 | si_link_extension s = si_link_root; |
---|
1893 | si_link_extension prev = s; |
---|
1894 | while (strcmp(s->type, "ssi") != 0) |
---|
1895 | { |
---|
1896 | if (s->next == NULL) |
---|
1897 | { |
---|
1898 | prev = s; |
---|
1899 | s = NULL; |
---|
1900 | break; |
---|
1901 | } |
---|
1902 | else |
---|
1903 | { |
---|
1904 | s = s->next; |
---|
1905 | } |
---|
1906 | } |
---|
1907 | if (s != NULL) |
---|
1908 | l->m = s; |
---|
1909 | else |
---|
1910 | { |
---|
1911 | si_link_extension ns = (si_link_extension)omAlloc0Bin(s_si_link_extension_bin); |
---|
1912 | prev->next=slInitSsiExtension(ns); |
---|
1913 | l->m = prev->next; |
---|
1914 | } |
---|
1915 | l->name=omStrDup(""); |
---|
1916 | l->mode=omStrDup("tcp"); |
---|
1917 | l->ref=1; |
---|
1918 | ssiInfo *d=(ssiInfo*)omAlloc0(sizeof(ssiInfo)); |
---|
1919 | l->data=d; |
---|
1920 | d->fd_read = newsockfd; |
---|
1921 | d->fd_write = newsockfd; |
---|
1922 | d->f_read = s_open(newsockfd); |
---|
1923 | d->f_write = fdopen(newsockfd, "w"); |
---|
1924 | SI_LINK_SET_RW_OPEN_P(l); |
---|
1925 | ssiReserved_Clients--; |
---|
1926 | if (ssiReserved_Clients<=0) |
---|
1927 | { |
---|
1928 | ssiReserved_P=0; |
---|
1929 | si_close(ssiReserved_sockfd); |
---|
1930 | } |
---|
1931 | return l; |
---|
1932 | } |
---|
1933 | /*---------------------------------------------------------------------*/ |
---|
1934 | /** |
---|
1935 | * @brief additional default signal handler |
---|
1936 | |
---|
1937 | // some newer Linux version cannot have SIG_IGN for SIGCHLD, |
---|
1938 | // so use this nice routine here: |
---|
1939 | // SuSe 9.x reports -1 always |
---|
1940 | // Redhat 9.x/FC x reports sometimes -1 |
---|
1941 | // see also: hpux_system |
---|
1942 | // also needed by getrusage (timer etc.) |
---|
1943 | |
---|
1944 | @param[in] sig |
---|
1945 | **/ |
---|
1946 | /*---------------------------------------------------------------------*/ |
---|
1947 | void sig_chld_hdl(int) |
---|
1948 | { |
---|
1949 | pid_t kidpid; |
---|
1950 | int status; |
---|
1951 | |
---|
1952 | loop |
---|
1953 | { |
---|
1954 | kidpid = si_waitpid(-1, &status, WNOHANG); |
---|
1955 | if (kidpid==-1) |
---|
1956 | { |
---|
1957 | /* continue on interruption (EINTR): */ |
---|
1958 | if (errno == EINTR) continue; |
---|
1959 | /* break on anything else (EINVAL or ECHILD according to manpage): */ |
---|
1960 | break; |
---|
1961 | } |
---|
1962 | else if (kidpid==0) break; /* no more children to process, so break */ |
---|
1963 | |
---|
1964 | //printf("Child %ld terminated\n", kidpid); |
---|
1965 | link_list hh=ssiToBeClosed; |
---|
1966 | while((hh!=NULL)&&(ssiToBeClosed_inactive)) |
---|
1967 | { |
---|
1968 | if((hh->l!=NULL) && (hh->l->m->Open==ssiOpen)) |
---|
1969 | { |
---|
1970 | ssiInfo *d = (ssiInfo *)hh->l->data; |
---|
1971 | if(d->pid==kidpid) |
---|
1972 | { |
---|
1973 | if(ssiToBeClosed_inactive) |
---|
1974 | { |
---|
1975 | ssiToBeClosed_inactive=FALSE; |
---|
1976 | slClose(hh->l); |
---|
1977 | ssiToBeClosed_inactive=TRUE; |
---|
1978 | break; |
---|
1979 | } |
---|
1980 | else break; |
---|
1981 | } |
---|
1982 | else hh=(link_list)hh->next; |
---|
1983 | } |
---|
1984 | else hh=(link_list)hh->next; |
---|
1985 | } |
---|
1986 | } |
---|
1987 | } |
---|
1988 | |
---|
1989 | static BOOLEAN DumpSsiIdhdl(si_link l, idhdl h) |
---|
1990 | { |
---|
1991 | int type_id = IDTYP(h); |
---|
1992 | |
---|
1993 | // C-proc not to be dumped, also LIB-proc not |
---|
1994 | if (type_id == PROC_CMD) |
---|
1995 | { |
---|
1996 | if (IDPROC(h)->language == LANG_C) return FALSE; |
---|
1997 | if (IDPROC(h)->libname != NULL) return FALSE; |
---|
1998 | } |
---|
1999 | // do not dump links |
---|
2000 | if (type_id == LINK_CMD) return FALSE; |
---|
2001 | |
---|
2002 | // do not dump ssi internal rings: ssiRing* |
---|
2003 | if ((type_id == RING_CMD) && (strncmp(IDID(h),"ssiRing",7)==0)) |
---|
2004 | return FALSE; |
---|
2005 | |
---|
2006 | command D=(command)omAlloc0(sizeof(*D)); |
---|
2007 | sleftv tmp; |
---|
2008 | memset(&tmp,0,sizeof(tmp)); |
---|
2009 | tmp.rtyp=COMMAND; |
---|
2010 | tmp.data=D; |
---|
2011 | |
---|
2012 | if (type_id == PACKAGE_CMD) |
---|
2013 | { |
---|
2014 | // do not dump Top, Standard |
---|
2015 | if ((strcmp(IDID(h), "Top") == 0) |
---|
2016 | || (strcmp(IDID(h), "Standard") == 0)) |
---|
2017 | { |
---|
2018 | omFreeSize(D,sizeof(*D)); |
---|
2019 | return FALSE; |
---|
2020 | } |
---|
2021 | package p=(package)IDDATA(h); |
---|
2022 | // dump Singular-packages as LIB("..."); |
---|
2023 | if (p->language==LANG_SINGULAR) |
---|
2024 | { |
---|
2025 | D->op=LOAD_CMD; |
---|
2026 | D->argc=2; |
---|
2027 | D->arg1.rtyp=STRING_CMD; |
---|
2028 | D->arg1.data=p->libname; |
---|
2029 | D->arg2.rtyp=STRING_CMD; |
---|
2030 | D->arg2.data=(char*)"with"; |
---|
2031 | ssiWrite(l,&tmp); |
---|
2032 | omFreeSize(D,sizeof(*D)); |
---|
2033 | return FALSE; |
---|
2034 | } |
---|
2035 | // dump Singular-packages as load("..."); |
---|
2036 | else if (p->language==LANG_C) |
---|
2037 | { |
---|
2038 | D->op=LOAD_CMD; |
---|
2039 | D->argc=1; |
---|
2040 | D->arg1.rtyp=STRING_CMD; |
---|
2041 | D->arg1.data=p->libname; |
---|
2042 | ssiWrite(l,&tmp); |
---|
2043 | omFreeSize(D,sizeof(*D)); |
---|
2044 | return FALSE; |
---|
2045 | } |
---|
2046 | } |
---|
2047 | |
---|
2048 | // put type and name |
---|
2049 | //Print("generic dump:%s,%s\n",IDID(h),Tok2Cmdname(IDTYP(h))); |
---|
2050 | D->op='='; |
---|
2051 | D->argc=2; |
---|
2052 | D->arg1.rtyp=DEF_CMD; |
---|
2053 | D->arg1.name=IDID(h); |
---|
2054 | D->arg2.rtyp=IDTYP(h); |
---|
2055 | D->arg2.data=IDDATA(h); |
---|
2056 | ssiWrite(l,&tmp); |
---|
2057 | omFreeSize(D,sizeof(*D)); |
---|
2058 | return FALSE; |
---|
2059 | } |
---|
2060 | static BOOLEAN ssiDumpIter(si_link l, idhdl h) |
---|
2061 | { |
---|
2062 | if (h == NULL) return FALSE; |
---|
2063 | |
---|
2064 | if (ssiDumpIter(l, IDNEXT(h))) return TRUE; |
---|
2065 | |
---|
2066 | // need to set the ring before writing it, otherwise we get in |
---|
2067 | // trouble with minpoly |
---|
2068 | if (IDTYP(h) == RING_CMD) |
---|
2069 | rSetHdl(h); |
---|
2070 | |
---|
2071 | if (DumpSsiIdhdl(l, h)) return TRUE; |
---|
2072 | |
---|
2073 | // do not dump ssi internal rings: ssiRing* |
---|
2074 | // but dump objects of all other rings |
---|
2075 | if ((IDTYP(h) == RING_CMD) |
---|
2076 | && (strncmp(IDID(h),"ssiRing",7)!=0)) |
---|
2077 | return ssiDumpIter(l, IDRING(h)->idroot); |
---|
2078 | else |
---|
2079 | return FALSE; |
---|
2080 | } |
---|
2081 | BOOLEAN ssiDump(si_link l) |
---|
2082 | { |
---|
2083 | idhdl h = IDROOT, rh = currRingHdl; |
---|
2084 | BOOLEAN status = ssiDumpIter(l, h); |
---|
2085 | |
---|
2086 | //if (! status ) status = DumpAsciiMaps(fd, h, NULL); |
---|
2087 | |
---|
2088 | if (currRingHdl != rh) rSetHdl(rh); |
---|
2089 | //fprintf(fd, "option(set, intvec(%d, %d));\n", si_opt_1, si_opt_2); |
---|
2090 | |
---|
2091 | return status; |
---|
2092 | } |
---|
2093 | BOOLEAN ssiGetDump(si_link l) |
---|
2094 | { |
---|
2095 | ssiInfo *d=(ssiInfo*)l->data; |
---|
2096 | loop |
---|
2097 | { |
---|
2098 | if (!SI_LINK_OPEN_P(l)) break; |
---|
2099 | if (s_iseof(d->f_read)) break; |
---|
2100 | leftv h=ssiRead1(l); /*contains an exit.... */ |
---|
2101 | if (feErrors != NULL && *feErrors != '\0') |
---|
2102 | { |
---|
2103 | // handle errors: |
---|
2104 | PrintS(feErrors); /* currently quite simple */ |
---|
2105 | return TRUE; |
---|
2106 | *feErrors = '\0'; |
---|
2107 | } |
---|
2108 | h->CleanUp(); |
---|
2109 | omFreeBin(h, sleftv_bin); |
---|
2110 | } |
---|
2111 | return FALSE; |
---|
2112 | } |
---|
2113 | // ---------------------------------------------------------------- |
---|
2114 | // format |
---|
2115 | // 1 int %d |
---|
2116 | // 2 string <len> %s |
---|
2117 | // 3 number |
---|
2118 | // 4 bigint 4 %d or 3 <mpz_t> |
---|
2119 | // 5 ring |
---|
2120 | // 6 poly |
---|
2121 | // 7 ideal |
---|
2122 | // 8 matrix |
---|
2123 | // 9 vector |
---|
2124 | // 10 module |
---|
2125 | // 11 command |
---|
2126 | // 12 def <len> %s |
---|
2127 | // 13 proc <len> %s |
---|
2128 | // 14 list %d <elem1> .... |
---|
2129 | // 15 setring ....... |
---|
2130 | // 16 nothing |
---|
2131 | // 17 intvec <len> ... |
---|
2132 | // 18 intmat |
---|
2133 | // 19 bigintmat <r> <c> ... |
---|
2134 | // 20 blackbox <name> 1 <len> ... |
---|
2135 | // 21 attrib <bit-attrib> <len> <a-name1> <val1>... <data> |
---|
2136 | // |
---|
2137 | // 98: verify version: <ssi-version> <MAX_TOK> <OPT1> <OPT2> |
---|
2138 | // 99: quit Singular |
---|