Commit | Line | Data |
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823edd99 GS |
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 | } |