Commit | Line | Data |
823edd99 |
1 | #ifdef __cplusplus |
2 | extern "C" { |
3 | #endif |
4 | #include "EXTERN.h" |
5 | #include "perl.h" |
6 | #include "XSUB.h" |
7 | #ifdef __cplusplus |
8 | } |
9 | #endif |
10 | |
11 | static SV *freezer; |
12 | static SV *toaster; |
13 | |
14 | static I32 num_q _((char *s)); |
15 | static I32 esc_q _((char *dest, char *src, STRLEN slen)); |
16 | static SV *sv_x _((SV *sv, char *str, STRLEN len, I32 n)); |
17 | static I32 DD_dump _((SV *val, char *name, STRLEN namelen, SV *retval, |
18 | HV *seenhv, AV *postav, I32 *levelp, I32 indent, |
19 | SV *pad, SV *xpad, SV *apad, SV *sep, |
20 | SV *freezer, SV *toaster, |
21 | I32 purity, I32 deepcopy, I32 quotekeys, SV *bless)); |
22 | |
23 | /* does a string need to be protected? */ |
24 | static I32 |
25 | needs_quote(register char *s) |
26 | { |
27 | TOP: |
28 | if (s[0] == ':') { |
29 | if (*++s) { |
30 | if (*s++ != ':') |
31 | return 1; |
32 | } |
33 | else |
34 | return 1; |
35 | } |
36 | if (isIDFIRST(*s)) { |
37 | while (*++s) |
38 | if (!isALNUM(*s)) |
39 | if (*s == ':') |
40 | goto TOP; |
41 | else |
42 | return 1; |
43 | } |
44 | else |
45 | return 1; |
46 | return 0; |
47 | } |
48 | |
49 | /* count the number of "'"s and "\"s in string */ |
50 | static I32 |
51 | num_q(register char *s) |
52 | { |
53 | register I32 ret = 0; |
54 | |
55 | while (*s) { |
56 | if (*s == '\'' || *s == '\\') |
57 | ++ret; |
58 | ++s; |
59 | } |
60 | return ret; |
61 | } |
62 | |
63 | |
64 | /* returns number of chars added to escape "'"s and "\"s in s */ |
65 | /* slen number of characters in s will be escaped */ |
66 | /* destination must be long enough for additional chars */ |
67 | static I32 |
68 | esc_q(register char *d, register char *s, register STRLEN slen) |
69 | { |
70 | register I32 ret = 0; |
71 | |
72 | while (slen > 0) { |
73 | switch (*s) { |
74 | case '\'': |
75 | case '\\': |
76 | *d = '\\'; |
77 | ++d; ++ret; |
78 | default: |
79 | *d = *s; |
80 | ++d; ++s; --slen; |
81 | break; |
82 | } |
83 | } |
84 | return ret; |
85 | } |
86 | |
87 | /* append a repeated string to an SV */ |
88 | static SV * |
89 | sv_x(SV *sv, register char *str, STRLEN len, I32 n) |
90 | { |
91 | if (sv == Nullsv) |
92 | sv = newSVpv("", 0); |
93 | else |
94 | assert(SvTYPE(sv) >= SVt_PV); |
95 | |
96 | if (n > 0) { |
97 | SvGROW(sv, len*n + SvCUR(sv) + 1); |
98 | if (len == 1) { |
99 | char *start = SvPVX(sv) + SvCUR(sv); |
100 | SvCUR(sv) += n; |
101 | start[n] = '\0'; |
102 | while (n > 0) |
103 | start[--n] = str[0]; |
104 | } |
105 | else |
106 | while (n > 0) { |
107 | sv_catpvn(sv, str, len); |
108 | --n; |
109 | } |
110 | } |
111 | return sv; |
112 | } |
113 | |
114 | /* |
115 | * This ought to be split into smaller functions. (it is one long function since |
116 | * it exactly parallels the perl version, which was one long thing for |
117 | * efficiency raisins.) Ugggh! |
118 | */ |
119 | static I32 |
120 | DD_dump(SV *val, char *name, STRLEN namelen, SV *retval, HV *seenhv, |
121 | AV *postav, I32 *levelp, I32 indent, SV *pad, SV *xpad, |
122 | SV *apad, SV *sep, SV *freezer, SV *toaster, I32 purity, |
123 | I32 deepcopy, I32 quotekeys, SV *bless) |
124 | { |
125 | char tmpbuf[128]; |
126 | U32 i; |
127 | char *c, *r, *realpack, id[128]; |
128 | SV **svp; |
129 | SV *sv; |
130 | SV *blesspad = Nullsv; |
131 | SV *ipad; |
132 | SV *ival; |
133 | AV *seenentry; |
134 | char *iname; |
135 | STRLEN inamelen, idlen = 0; |
136 | U32 flags; |
137 | U32 realtype; |
138 | |
139 | if (!val) |
140 | return 0; |
141 | |
142 | flags = SvFLAGS(val); |
143 | realtype = SvTYPE(val); |
144 | |
145 | if (SvGMAGICAL(val)) |
146 | mg_get(val); |
147 | if (val == &sv_undef || !SvOK(val)) { |
148 | sv_catpvn(retval, "undef", 5); |
149 | return 1; |
150 | } |
151 | if (SvROK(val)) { |
152 | |
153 | if (SvOBJECT(SvRV(val)) && freezer && |
154 | SvPOK(freezer) && SvCUR(freezer)) |
155 | { |
156 | dSP; ENTER; SAVETMPS; PUSHMARK(sp); |
157 | XPUSHs(val); PUTBACK; |
158 | i = perl_call_method(SvPVX(freezer), G_EVAL|G_SCALAR); |
159 | SPAGAIN; |
160 | if (SvTRUE(GvSV(errgv))) |
161 | warn("WARNING(Freezer method call failed): %s", |
162 | SvPVX(GvSV(errgv))); |
163 | else if (i) |
164 | val = newSVsv(POPs); |
165 | PUTBACK; FREETMPS; LEAVE; |
166 | if (i) |
167 | (void)sv_2mortal(val); |
168 | } |
169 | |
170 | ival = SvRV(val); |
171 | flags = SvFLAGS(ival); |
172 | realtype = SvTYPE(ival); |
173 | (void) sprintf(id, "0x%lx", (unsigned long)ival); |
174 | idlen = strlen(id); |
175 | if (SvOBJECT(ival)) |
176 | realpack = HvNAME(SvSTASH(ival)); |
177 | else |
178 | realpack = Nullch; |
179 | if ((svp = hv_fetch(seenhv, id, idlen, FALSE)) && |
180 | (sv = *svp) && SvROK(sv) && |
181 | (seenentry = (AV*)SvRV(sv))) { |
182 | SV *othername; |
183 | if ((svp = av_fetch(seenentry, 0, FALSE)) && (othername = *svp)) { |
184 | if (purity && *levelp > 0) { |
185 | SV *postentry; |
186 | |
187 | if (realtype == SVt_PVHV) |
188 | sv_catpvn(retval, "{}", 2); |
189 | else if (realtype == SVt_PVAV) |
190 | sv_catpvn(retval, "[]", 2); |
191 | else |
192 | sv_catpvn(retval, "''", 2); |
193 | postentry = newSVpv(name, namelen); |
194 | sv_catpvn(postentry, " = ", 3); |
195 | sv_catsv(postentry, othername); |
196 | av_push(postav, postentry); |
197 | } |
198 | else { |
199 | if (name[0] == '@' || name[0] == '%') { |
200 | if ((SvPVX(othername))[0] == '\\' && |
201 | (SvPVX(othername))[1] == name[0]) { |
202 | sv_catpvn(retval, SvPVX(othername)+1, SvCUR(othername)-1); |
203 | } |
204 | else { |
205 | sv_catpvn(retval, name, 1); |
206 | sv_catpvn(retval, "{", 1); |
207 | sv_catsv(retval, othername); |
208 | sv_catpvn(retval, "}", 1); |
209 | } |
210 | } |
211 | else |
212 | sv_catsv(retval, othername); |
213 | } |
214 | return 1; |
215 | } |
216 | else { |
217 | warn("ref name not found for %s", id); |
218 | return 0; |
219 | } |
220 | } |
221 | else { /* store our name and continue */ |
222 | SV *namesv; |
223 | if (name[0] == '@' || name[0] == '%') { |
224 | namesv = newSVpv("\\", 1); |
225 | sv_catpvn(namesv, name, namelen); |
226 | } |
227 | else if (realtype == SVt_PVCV && name[0] == '*') { |
228 | namesv = newSVpv("\\", 2); |
229 | sv_catpvn(namesv, name, namelen); |
230 | (SvPVX(namesv))[1] = '&'; |
231 | } |
232 | else |
233 | namesv = newSVpv(name, namelen); |
234 | seenentry = newAV(); |
235 | av_push(seenentry, namesv); |
236 | (void)SvREFCNT_inc(val); |
237 | av_push(seenentry, val); |
238 | (void)hv_store(seenhv, id, strlen(id), newRV((SV*)seenentry), 0); |
239 | SvREFCNT_dec(seenentry); |
240 | } |
241 | |
242 | (*levelp)++; |
243 | ipad = sv_x(Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp); |
244 | |
245 | if (realpack) { /* we have a blessed ref */ |
246 | STRLEN blesslen; |
247 | char *blessstr = SvPV(bless, blesslen); |
248 | sv_catpvn(retval, blessstr, blesslen); |
249 | sv_catpvn(retval, "( ", 2); |
250 | if (indent >= 2) { |
251 | blesspad = apad; |
252 | apad = newSVsv(apad); |
253 | sv_x(apad, " ", 1, blesslen+2); |
254 | } |
255 | } |
256 | |
257 | if (realtype <= SVt_PVBM || realtype == SVt_PVGV) { /* scalars */ |
258 | if (realpack && realtype != SVt_PVGV) { /* blessed */ |
259 | sv_catpvn(retval, "do{\\(my $o = ", 13); |
260 | DD_dump(ival, "", 0, retval, seenhv, postav, |
261 | levelp, indent, pad, xpad, apad, sep, |
262 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
263 | sv_catpvn(retval, ")}", 2); |
264 | } |
265 | else { |
266 | sv_catpvn(retval, "\\", 1); |
267 | DD_dump(ival, "", 0, retval, seenhv, postav, |
268 | levelp, indent, pad, xpad, apad, sep, |
269 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
270 | } |
271 | } |
272 | else if (realtype == SVt_PVAV) { |
273 | SV *totpad; |
274 | I32 ix = 0; |
275 | I32 ixmax = av_len((AV *)ival); |
276 | |
277 | SV *ixsv = newSViv(0); |
278 | /* allowing for a 24 char wide array index */ |
279 | New(0, iname, namelen+28, char); |
280 | (void)strcpy(iname, name); |
281 | inamelen = namelen; |
282 | if (name[0] == '@') { |
283 | sv_catpvn(retval, "(", 1); |
284 | iname[0] = '$'; |
285 | } |
286 | else { |
287 | sv_catpvn(retval, "[", 1); |
288 | if (namelen > 0 && name[namelen-1] != ']' && name[namelen-1] != '}') { |
289 | iname[inamelen++] = '-'; iname[inamelen++] = '>'; |
290 | iname[inamelen] = '\0'; |
291 | } |
292 | } |
293 | if (iname[0] == '*' && iname[inamelen-1] == '}' && inamelen >= 8 && |
294 | (instr(iname+inamelen-8, "{SCALAR}") || |
295 | instr(iname+inamelen-7, "{ARRAY}") || |
296 | instr(iname+inamelen-6, "{HASH}"))) { |
297 | iname[inamelen++] = '-'; iname[inamelen++] = '>'; |
298 | } |
299 | iname[inamelen++] = '['; iname[inamelen] = '\0'; |
300 | totpad = newSVsv(sep); |
301 | sv_catsv(totpad, pad); |
302 | sv_catsv(totpad, apad); |
303 | |
304 | for (ix = 0; ix <= ixmax; ++ix) { |
305 | STRLEN ilen; |
306 | SV *elem; |
307 | svp = av_fetch((AV*)ival, ix, FALSE); |
308 | if (svp) |
309 | elem = *svp; |
310 | else |
311 | elem = &sv_undef; |
312 | |
313 | ilen = inamelen; |
314 | sv_setiv(ixsv, ix); |
315 | (void) sprintf(iname+ilen, "%ld", ix); |
316 | ilen = strlen(iname); |
317 | iname[ilen++] = ']'; iname[ilen] = '\0'; |
318 | if (indent >= 3) { |
319 | sv_catsv(retval, totpad); |
320 | sv_catsv(retval, ipad); |
321 | sv_catpvn(retval, "#", 1); |
322 | sv_catsv(retval, ixsv); |
323 | } |
324 | sv_catsv(retval, totpad); |
325 | sv_catsv(retval, ipad); |
326 | DD_dump(elem, iname, ilen, retval, seenhv, postav, |
327 | levelp, indent, pad, xpad, apad, sep, |
328 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
329 | if (ix < ixmax) |
330 | sv_catpvn(retval, ",", 1); |
331 | } |
332 | if (ixmax >= 0) { |
333 | SV *opad = sv_x(Nullsv, SvPVX(xpad), SvCUR(xpad), (*levelp)-1); |
334 | sv_catsv(retval, totpad); |
335 | sv_catsv(retval, opad); |
336 | SvREFCNT_dec(opad); |
337 | } |
338 | if (name[0] == '@') |
339 | sv_catpvn(retval, ")", 1); |
340 | else |
341 | sv_catpvn(retval, "]", 1); |
342 | SvREFCNT_dec(ixsv); |
343 | SvREFCNT_dec(totpad); |
344 | Safefree(iname); |
345 | } |
346 | else if (realtype == SVt_PVHV) { |
347 | SV *totpad, *newapad; |
348 | SV *iname, *sname; |
349 | HE *entry; |
350 | char *key; |
351 | I32 klen; |
352 | SV *hval; |
353 | |
354 | iname = newSVpv(name, namelen); |
355 | if (name[0] == '%') { |
356 | sv_catpvn(retval, "(", 1); |
357 | (SvPVX(iname))[0] = '$'; |
358 | } |
359 | else { |
360 | sv_catpvn(retval, "{", 1); |
361 | if (namelen > 0 && name[namelen-1] != ']' && name[namelen-1] != '}') { |
362 | sv_catpvn(iname, "->", 2); |
363 | } |
364 | } |
365 | if (name[0] == '*' && name[namelen-1] == '}' && namelen >= 8 && |
366 | (instr(name+namelen-8, "{SCALAR}") || |
367 | instr(name+namelen-7, "{ARRAY}") || |
368 | instr(name+namelen-6, "{HASH}"))) { |
369 | sv_catpvn(iname, "->", 2); |
370 | } |
371 | sv_catpvn(iname, "{", 1); |
372 | totpad = newSVsv(sep); |
373 | sv_catsv(totpad, pad); |
374 | sv_catsv(totpad, apad); |
375 | |
376 | (void)hv_iterinit((HV*)ival); |
377 | i = 0; |
378 | while ((entry = hv_iternext((HV*)ival))) { |
379 | char *nkey; |
380 | I32 nticks = 0; |
381 | |
382 | if (i) |
383 | sv_catpvn(retval, ",", 1); |
384 | i++; |
385 | key = hv_iterkey(entry, &klen); |
386 | hval = hv_iterval((HV*)ival, entry); |
387 | |
388 | if (quotekeys || needs_quote(key)) { |
389 | nticks = num_q(key); |
390 | New(0, nkey, klen+nticks+3, char); |
391 | nkey[0] = '\''; |
392 | if (nticks) |
393 | klen += esc_q(nkey+1, key, klen); |
394 | else |
395 | (void)Copy(key, nkey+1, klen, char); |
396 | nkey[++klen] = '\''; |
397 | nkey[++klen] = '\0'; |
398 | } |
399 | else { |
400 | New(0, nkey, klen, char); |
401 | (void)Copy(key, nkey, klen, char); |
402 | } |
403 | |
404 | sname = newSVsv(iname); |
405 | sv_catpvn(sname, nkey, klen); |
406 | sv_catpvn(sname, "}", 1); |
407 | |
408 | sv_catsv(retval, totpad); |
409 | sv_catsv(retval, ipad); |
410 | sv_catpvn(retval, nkey, klen); |
411 | sv_catpvn(retval, " => ", 4); |
412 | if (indent >= 2) { |
413 | char *extra; |
414 | I32 elen = 0; |
415 | newapad = newSVsv(apad); |
416 | New(0, extra, klen+4+1, char); |
417 | while (elen < (klen+4)) |
418 | extra[elen++] = ' '; |
419 | extra[elen] = '\0'; |
420 | sv_catpvn(newapad, extra, elen); |
421 | Safefree(extra); |
422 | } |
423 | else |
424 | newapad = apad; |
425 | |
426 | DD_dump(hval, SvPVX(sname), SvCUR(sname), retval, seenhv, |
427 | postav, levelp, indent, pad, xpad, newapad, sep, |
428 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
429 | SvREFCNT_dec(sname); |
430 | Safefree(nkey); |
431 | if (indent >= 2) |
432 | SvREFCNT_dec(newapad); |
433 | } |
434 | if (i) { |
435 | SV *opad = sv_x(Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp-1); |
436 | sv_catsv(retval, totpad); |
437 | sv_catsv(retval, opad); |
438 | SvREFCNT_dec(opad); |
439 | } |
440 | if (name[0] == '%') |
441 | sv_catpvn(retval, ")", 1); |
442 | else |
443 | sv_catpvn(retval, "}", 1); |
444 | SvREFCNT_dec(iname); |
445 | SvREFCNT_dec(totpad); |
446 | } |
447 | else if (realtype == SVt_PVCV) { |
448 | sv_catpvn(retval, "sub { \"DUMMY\" }", 15); |
449 | if (purity) |
450 | warn("Encountered CODE ref, using dummy placeholder"); |
451 | } |
452 | else { |
453 | warn("cannot handle ref type %ld", realtype); |
454 | } |
455 | |
456 | if (realpack) { /* free blessed allocs */ |
457 | if (indent >= 2) { |
458 | SvREFCNT_dec(apad); |
459 | apad = blesspad; |
460 | } |
461 | sv_catpvn(retval, ", '", 3); |
462 | sv_catpvn(retval, realpack, strlen(realpack)); |
463 | sv_catpvn(retval, "' )", 3); |
464 | if (toaster && SvPOK(toaster) && SvCUR(toaster)) { |
465 | sv_catpvn(retval, "->", 2); |
466 | sv_catsv(retval, toaster); |
467 | sv_catpvn(retval, "()", 2); |
468 | } |
469 | } |
470 | SvREFCNT_dec(ipad); |
471 | (*levelp)--; |
472 | } |
473 | else { |
474 | STRLEN i; |
475 | |
476 | if (namelen) { |
477 | (void) sprintf(id, "0x%lx", (unsigned long)val); |
478 | if ((svp = hv_fetch(seenhv, id, (idlen = strlen(id)), FALSE)) && |
479 | (sv = *svp) && SvROK(sv) && |
480 | (seenentry = (AV*)SvRV(sv))) { |
481 | SV *othername; |
482 | if ((svp = av_fetch(seenentry, 0, FALSE)) && (othername = *svp)) { |
483 | sv_catsv(retval, othername); |
484 | return 1; |
485 | } |
486 | } |
487 | else { |
488 | SV *namesv; |
489 | namesv = newSVpv("\\", 1); |
490 | sv_catpvn(namesv, name, namelen); |
491 | seenentry = newAV(); |
492 | av_push(seenentry, namesv); |
493 | (void)SvREFCNT_inc(val); |
494 | av_push(seenentry, val); |
495 | (void)hv_store(seenhv, id, strlen(id), newRV((SV*)seenentry), 0); |
496 | SvREFCNT_dec(seenentry); |
497 | } |
498 | } |
499 | |
500 | if (SvIOK(val)) { |
501 | STRLEN len; |
502 | i = SvIV(val); |
503 | (void) sprintf(tmpbuf, "%d", i); |
504 | len = strlen(tmpbuf); |
505 | sv_catpvn(retval, tmpbuf, len); |
506 | return 1; |
507 | } |
508 | else if (realtype == SVt_PVGV) {/* GLOBs can end up with scribbly names */ |
509 | c = SvPV(val, i); |
510 | ++c; --i; /* just get the name */ |
511 | if (i >= 6 && strncmp(c, "main::", 6) == 0) { |
512 | c += 4; |
513 | i -= 4; |
514 | } |
515 | if (needs_quote(c)) { |
516 | sv_grow(retval, SvCUR(retval)+6+2*i); |
517 | r = SvPVX(retval)+SvCUR(retval); |
518 | r[0] = '*'; r[1] = '{'; r[2] = '\''; |
519 | i += esc_q(r+3, c, i); |
520 | i += 3; |
521 | r[i++] = '\''; r[i++] = '}'; |
522 | r[i] = '\0'; |
523 | } |
524 | else { |
525 | sv_grow(retval, SvCUR(retval)+i+2); |
526 | r = SvPVX(retval)+SvCUR(retval); |
527 | r[0] = '*'; strcpy(r+1, c); |
528 | i++; |
529 | } |
530 | |
531 | if (purity) { |
532 | static char *entries[] = { "{SCALAR}", "{ARRAY}", "{HASH}" }; |
533 | static STRLEN sizes[] = { 8, 7, 6 }; |
534 | SV *e; |
535 | SV *nname = newSVpv("", 0); |
536 | SV *newapad = newSVpv("", 0); |
537 | GV *gv = (GV*)val; |
538 | I32 j; |
539 | |
540 | for (j=0; j<3; j++) { |
541 | e = ((j == 0) ? GvSV(gv) : (j == 1) ? (SV*)GvAV(gv) : (SV*)GvHV(gv)); |
542 | if (e) { |
543 | I32 nlevel = 0; |
544 | SV *postentry = newSVpv(r,i); |
545 | |
546 | sv_setsv(nname, postentry); |
547 | sv_catpvn(nname, entries[j], sizes[j]); |
548 | sv_catpvn(postentry, " = ", 3); |
549 | av_push(postav, postentry); |
550 | e = newRV(e); |
551 | |
552 | SvCUR(newapad) = 0; |
553 | if (indent >= 2) |
554 | (void)sv_x(newapad, " ", 1, SvCUR(postentry)); |
555 | |
556 | DD_dump(e, SvPVX(nname), SvCUR(nname), postentry, |
557 | seenhv, postav, &nlevel, indent, pad, xpad, |
558 | newapad, sep, freezer, toaster, purity, |
559 | deepcopy, quotekeys, bless); |
560 | SvREFCNT_dec(e); |
561 | } |
562 | } |
563 | |
564 | SvREFCNT_dec(newapad); |
565 | SvREFCNT_dec(nname); |
566 | } |
567 | } |
568 | else { |
569 | c = SvPV(val, i); |
570 | sv_grow(retval, SvCUR(retval)+3+2*i); |
571 | r = SvPVX(retval)+SvCUR(retval); |
572 | r[0] = '\''; |
573 | i += esc_q(r+1, c, i); |
574 | ++i; |
575 | r[i++] = '\''; |
576 | r[i] = '\0'; |
577 | } |
578 | SvCUR_set(retval, SvCUR(retval)+i); |
579 | } |
580 | |
581 | if (deepcopy && idlen) |
582 | (void)hv_delete(seenhv, id, idlen, G_DISCARD); |
583 | |
584 | return 1; |
585 | } |
586 | |
587 | |
588 | MODULE = Data::Dumper PACKAGE = Data::Dumper PREFIX = Data_Dumper_ |
589 | |
590 | # |
591 | # This is the exact equivalent of Dump. Well, almost. The things that are |
592 | # different as of now (due to Laziness): |
593 | # * doesnt do double-quotes yet. |
594 | # |
595 | |
596 | void |
597 | Data_Dumper_Dumpxs(href, ...) |
598 | SV *href; |
599 | PROTOTYPE: $;$$ |
600 | PPCODE: |
601 | { |
602 | HV *hv; |
603 | SV *retval, *valstr; |
604 | HV *seenhv = Nullhv; |
605 | AV *postav, *todumpav, *namesav; |
606 | I32 level = 0; |
607 | I32 indent, terse, useqq, i, imax, postlen; |
608 | SV **svp; |
609 | SV *val, *name, *pad, *xpad, *apad, *sep, *tmp, *varname; |
610 | SV *freezer, *toaster, *bless; |
611 | I32 purity, deepcopy, quotekeys; |
612 | char tmpbuf[1024]; |
613 | I32 gimme = GIMME; |
614 | |
615 | if (!SvROK(href)) { /* call new to get an object first */ |
616 | SV *valarray; |
617 | SV *namearray; |
618 | |
619 | if (items == 3) { |
620 | valarray = ST(1); |
621 | namearray = ST(2); |
622 | } |
623 | else |
624 | croak("Usage: Data::Dumper::Dumpxs(PACKAGE, VAL_ARY_REF, NAME_ARY_REF)"); |
625 | |
626 | ENTER; |
627 | SAVETMPS; |
628 | |
629 | PUSHMARK(sp); |
630 | XPUSHs(href); |
631 | XPUSHs(sv_2mortal(newSVsv(valarray))); |
632 | XPUSHs(sv_2mortal(newSVsv(namearray))); |
633 | PUTBACK; |
634 | i = perl_call_method("new", G_SCALAR); |
635 | SPAGAIN; |
636 | if (i) |
637 | href = newSVsv(POPs); |
638 | |
639 | PUTBACK; |
640 | FREETMPS; |
641 | LEAVE; |
642 | if (i) |
643 | (void)sv_2mortal(href); |
644 | } |
645 | |
646 | todumpav = namesav = Nullav; |
647 | seenhv = Nullhv; |
648 | val = pad = xpad = apad = sep = tmp = varname |
649 | = freezer = toaster = bless = &sv_undef; |
650 | name = sv_newmortal(); |
651 | indent = 2; |
652 | terse = useqq = purity = deepcopy = 0; |
653 | quotekeys = 1; |
654 | |
655 | retval = newSVpv("", 0); |
656 | if (SvROK(href) |
657 | && (hv = (HV*)SvRV((SV*)href)) |
658 | && SvTYPE(hv) == SVt_PVHV) { |
659 | |
660 | if ((svp = hv_fetch(hv, "seen", 4, FALSE)) && SvROK(*svp)) |
661 | seenhv = (HV*)SvRV(*svp); |
662 | if ((svp = hv_fetch(hv, "todump", 6, FALSE)) && SvROK(*svp)) |
663 | todumpav = (AV*)SvRV(*svp); |
664 | if ((svp = hv_fetch(hv, "names", 5, FALSE)) && SvROK(*svp)) |
665 | namesav = (AV*)SvRV(*svp); |
666 | if ((svp = hv_fetch(hv, "indent", 6, FALSE))) |
667 | indent = SvIV(*svp); |
668 | if ((svp = hv_fetch(hv, "purity", 6, FALSE))) |
669 | purity = SvIV(*svp); |
670 | if ((svp = hv_fetch(hv, "terse", 5, FALSE))) |
671 | terse = SvTRUE(*svp); |
672 | if ((svp = hv_fetch(hv, "useqq", 5, FALSE))) |
673 | useqq = SvTRUE(*svp); |
674 | if ((svp = hv_fetch(hv, "pad", 3, FALSE))) |
675 | pad = *svp; |
676 | if ((svp = hv_fetch(hv, "xpad", 4, FALSE))) |
677 | xpad = *svp; |
678 | if ((svp = hv_fetch(hv, "apad", 4, FALSE))) |
679 | apad = *svp; |
680 | if ((svp = hv_fetch(hv, "sep", 3, FALSE))) |
681 | sep = *svp; |
682 | if ((svp = hv_fetch(hv, "varname", 7, FALSE))) |
683 | varname = *svp; |
684 | if ((svp = hv_fetch(hv, "freezer", 7, FALSE))) |
685 | freezer = *svp; |
686 | if ((svp = hv_fetch(hv, "toaster", 7, FALSE))) |
687 | toaster = *svp; |
688 | if ((svp = hv_fetch(hv, "deepcopy", 8, FALSE))) |
689 | deepcopy = SvTRUE(*svp); |
690 | if ((svp = hv_fetch(hv, "quotekeys", 9, FALSE))) |
691 | quotekeys = SvTRUE(*svp); |
692 | if ((svp = hv_fetch(hv, "bless", 5, FALSE))) |
693 | bless = *svp; |
694 | postav = newAV(); |
695 | |
696 | if (todumpav) |
697 | imax = av_len(todumpav); |
698 | else |
699 | imax = -1; |
700 | valstr = newSVpv("",0); |
701 | for (i = 0; i <= imax; ++i) { |
702 | SV *newapad; |
703 | |
704 | av_clear(postav); |
705 | if ((svp = av_fetch(todumpav, i, FALSE))) |
706 | val = *svp; |
707 | else |
708 | val = &sv_undef; |
709 | if ((svp = av_fetch(namesav, i, TRUE))) |
710 | sv_setsv(name, *svp); |
711 | else |
712 | SvOK_off(name); |
713 | |
714 | if (SvOK(name)) { |
715 | if ((SvPVX(name))[0] == '*') { |
716 | if (SvROK(val)) { |
717 | switch (SvTYPE(SvRV(val))) { |
718 | case SVt_PVAV: |
719 | (SvPVX(name))[0] = '@'; |
720 | break; |
721 | case SVt_PVHV: |
722 | (SvPVX(name))[0] = '%'; |
723 | break; |
724 | case SVt_PVCV: |
725 | (SvPVX(name))[0] = '*'; |
726 | break; |
727 | default: |
728 | (SvPVX(name))[0] = '$'; |
729 | break; |
730 | } |
731 | } |
732 | else |
733 | (SvPVX(name))[0] = '$'; |
734 | } |
735 | else if ((SvPVX(name))[0] != '$') |
736 | sv_insert(name, 0, 0, "$", 1); |
737 | } |
738 | else { |
739 | STRLEN nchars = 0; |
740 | sv_setpvn(name, "$", 1); |
741 | sv_catsv(name, varname); |
742 | (void) sprintf(tmpbuf, "%ld", i+1); |
743 | nchars = strlen(tmpbuf); |
744 | sv_catpvn(name, tmpbuf, nchars); |
745 | } |
746 | |
747 | if (indent >= 2) { |
748 | SV *tmpsv = sv_x(Nullsv, " ", 1, SvCUR(name)+3); |
749 | newapad = newSVsv(apad); |
750 | sv_catsv(newapad, tmpsv); |
751 | SvREFCNT_dec(tmpsv); |
752 | } |
753 | else |
754 | newapad = apad; |
755 | |
756 | DD_dump(val, SvPVX(name), SvCUR(name), valstr, seenhv, |
757 | postav, &level, indent, pad, xpad, newapad, sep, |
758 | freezer, toaster, purity, deepcopy, quotekeys, |
759 | bless); |
760 | |
761 | if (indent >= 2) |
762 | SvREFCNT_dec(newapad); |
763 | |
764 | postlen = av_len(postav); |
765 | if (postlen >= 0 || !terse) { |
766 | sv_insert(valstr, 0, 0, " = ", 3); |
767 | sv_insert(valstr, 0, 0, SvPVX(name), SvCUR(name)); |
768 | sv_catpvn(valstr, ";", 1); |
769 | } |
770 | sv_catsv(retval, pad); |
771 | sv_catsv(retval, valstr); |
772 | sv_catsv(retval, sep); |
773 | if (postlen >= 0) { |
774 | I32 i; |
775 | sv_catsv(retval, pad); |
776 | for (i = 0; i <= postlen; ++i) { |
777 | SV *elem; |
778 | svp = av_fetch(postav, i, FALSE); |
779 | if (svp && (elem = *svp)) { |
780 | sv_catsv(retval, elem); |
781 | if (i < postlen) { |
782 | sv_catpvn(retval, ";", 1); |
783 | sv_catsv(retval, sep); |
784 | sv_catsv(retval, pad); |
785 | } |
786 | } |
787 | } |
788 | sv_catpvn(retval, ";", 1); |
789 | sv_catsv(retval, sep); |
790 | } |
791 | sv_setpvn(valstr, "", 0); |
792 | if (gimme == G_ARRAY) { |
793 | XPUSHs(sv_2mortal(retval)); |
794 | if (i < imax) /* not the last time thro ? */ |
795 | retval = newSVpv("",0); |
796 | } |
797 | } |
798 | SvREFCNT_dec(postav); |
799 | SvREFCNT_dec(valstr); |
800 | } |
801 | else |
802 | croak("Call to new() method failed to return HASH ref"); |
803 | if (gimme == G_SCALAR) |
804 | XPUSHs(sv_2mortal(retval)); |
805 | } |