Commit | Line | Data |
823edd99 |
1 | #include "EXTERN.h" |
2 | #include "perl.h" |
3 | #include "XSUB.h" |
823edd99 |
4 | |
cceca5ed |
5 | #ifndef PERL_VERSION |
0f4592ef |
6 | #include "patchlevel.h" |
5a930efa |
7 | #define PERL_VERSION PATCHLEVEL |
cceca5ed |
8 | #endif |
0f4592ef |
9 | |
cceca5ed |
10 | #if PERL_VERSION < 5 |
7820172a |
11 | # ifndef PL_sv_undef |
12 | # define PL_sv_undef sv_undef |
13 | # endif |
14 | # ifndef ERRSV |
15 | # define ERRSV GvSV(errgv) |
16 | # endif |
17 | # ifndef newSVpvn |
18 | # define newSVpvn newSVpv |
19 | # endif |
20 | #endif |
823edd99 |
21 | |
20ce7b12 |
22 | static I32 num_q (char *s, STRLEN slen); |
23 | static I32 esc_q (char *dest, char *src, STRLEN slen); |
cea2e8a9 |
24 | static SV *sv_x (pTHX_ SV *sv, char *str, STRLEN len, I32 n); |
25 | static I32 DD_dump (pTHX_ SV *val, char *name, STRLEN namelen, SV *retval, |
20ce7b12 |
26 | HV *seenhv, AV *postav, I32 *levelp, I32 indent, |
27 | SV *pad, SV *xpad, SV *apad, SV *sep, |
28 | SV *freezer, SV *toaster, |
29 | I32 purity, I32 deepcopy, I32 quotekeys, SV *bless); |
823edd99 |
30 | |
31 | /* does a string need to be protected? */ |
32 | static I32 |
33 | needs_quote(register char *s) |
34 | { |
35 | TOP: |
36 | if (s[0] == ':') { |
37 | if (*++s) { |
38 | if (*s++ != ':') |
39 | return 1; |
40 | } |
41 | else |
42 | return 1; |
43 | } |
44 | if (isIDFIRST(*s)) { |
45 | while (*++s) |
46 | if (!isALNUM(*s)) |
47 | if (*s == ':') |
48 | goto TOP; |
49 | else |
50 | return 1; |
51 | } |
52 | else |
53 | return 1; |
54 | return 0; |
55 | } |
56 | |
57 | /* count the number of "'"s and "\"s in string */ |
58 | static I32 |
6c1ab3c2 |
59 | num_q(register char *s, register STRLEN slen) |
823edd99 |
60 | { |
61 | register I32 ret = 0; |
6c1ab3c2 |
62 | |
63 | while (slen > 0) { |
823edd99 |
64 | if (*s == '\'' || *s == '\\') |
65 | ++ret; |
66 | ++s; |
6c1ab3c2 |
67 | --slen; |
823edd99 |
68 | } |
69 | return ret; |
70 | } |
71 | |
72 | |
73 | /* returns number of chars added to escape "'"s and "\"s in s */ |
74 | /* slen number of characters in s will be escaped */ |
75 | /* destination must be long enough for additional chars */ |
76 | static I32 |
77 | esc_q(register char *d, register char *s, register STRLEN slen) |
78 | { |
79 | register I32 ret = 0; |
80 | |
81 | while (slen > 0) { |
82 | switch (*s) { |
83 | case '\'': |
84 | case '\\': |
85 | *d = '\\'; |
86 | ++d; ++ret; |
87 | default: |
88 | *d = *s; |
89 | ++d; ++s; --slen; |
90 | break; |
91 | } |
92 | } |
93 | return ret; |
94 | } |
95 | |
96 | /* append a repeated string to an SV */ |
97 | static SV * |
cea2e8a9 |
98 | sv_x(pTHX_ SV *sv, register char *str, STRLEN len, I32 n) |
823edd99 |
99 | { |
100 | if (sv == Nullsv) |
7820172a |
101 | sv = newSVpvn("", 0); |
823edd99 |
102 | else |
103 | assert(SvTYPE(sv) >= SVt_PV); |
104 | |
105 | if (n > 0) { |
106 | SvGROW(sv, len*n + SvCUR(sv) + 1); |
107 | if (len == 1) { |
108 | char *start = SvPVX(sv) + SvCUR(sv); |
109 | SvCUR(sv) += n; |
110 | start[n] = '\0'; |
111 | while (n > 0) |
112 | start[--n] = str[0]; |
113 | } |
114 | else |
115 | while (n > 0) { |
116 | sv_catpvn(sv, str, len); |
117 | --n; |
118 | } |
119 | } |
120 | return sv; |
121 | } |
122 | |
123 | /* |
124 | * This ought to be split into smaller functions. (it is one long function since |
125 | * it exactly parallels the perl version, which was one long thing for |
126 | * efficiency raisins.) Ugggh! |
127 | */ |
128 | static I32 |
cea2e8a9 |
129 | DD_dump(pTHX_ SV *val, char *name, STRLEN namelen, SV *retval, HV *seenhv, |
823edd99 |
130 | AV *postav, I32 *levelp, I32 indent, SV *pad, SV *xpad, |
131 | SV *apad, SV *sep, SV *freezer, SV *toaster, I32 purity, |
132 | I32 deepcopy, I32 quotekeys, SV *bless) |
133 | { |
134 | char tmpbuf[128]; |
135 | U32 i; |
136 | char *c, *r, *realpack, id[128]; |
137 | SV **svp; |
7820172a |
138 | SV *sv, *ipad, *ival; |
823edd99 |
139 | SV *blesspad = Nullsv; |
7820172a |
140 | AV *seenentry = Nullav; |
823edd99 |
141 | char *iname; |
142 | STRLEN inamelen, idlen = 0; |
143 | U32 flags; |
144 | U32 realtype; |
145 | |
146 | if (!val) |
147 | return 0; |
148 | |
149 | flags = SvFLAGS(val); |
150 | realtype = SvTYPE(val); |
151 | |
152 | if (SvGMAGICAL(val)) |
153 | mg_get(val); |
823edd99 |
154 | if (SvROK(val)) { |
155 | |
156 | if (SvOBJECT(SvRV(val)) && freezer && |
157 | SvPOK(freezer) && SvCUR(freezer)) |
158 | { |
159 | dSP; ENTER; SAVETMPS; PUSHMARK(sp); |
160 | XPUSHs(val); PUTBACK; |
161 | i = perl_call_method(SvPVX(freezer), G_EVAL|G_SCALAR); |
162 | SPAGAIN; |
7820172a |
163 | if (SvTRUE(ERRSV)) |
823edd99 |
164 | warn("WARNING(Freezer method call failed): %s", |
7820172a |
165 | SvPVX(ERRSV)); |
823edd99 |
166 | else if (i) |
167 | val = newSVsv(POPs); |
168 | PUTBACK; FREETMPS; LEAVE; |
169 | if (i) |
170 | (void)sv_2mortal(val); |
171 | } |
172 | |
173 | ival = SvRV(val); |
174 | flags = SvFLAGS(ival); |
175 | realtype = SvTYPE(ival); |
176 | (void) sprintf(id, "0x%lx", (unsigned long)ival); |
177 | idlen = strlen(id); |
178 | if (SvOBJECT(ival)) |
179 | realpack = HvNAME(SvSTASH(ival)); |
180 | else |
181 | realpack = Nullch; |
7820172a |
182 | |
183 | /* if it has a name, we need to either look it up, or keep a tab |
184 | * on it so we know when we hit it later |
185 | */ |
186 | if (namelen) { |
187 | if ((svp = hv_fetch(seenhv, id, idlen, FALSE)) |
188 | && (sv = *svp) && SvROK(sv) && (seenentry = (AV*)SvRV(sv))) |
189 | { |
190 | SV *othername; |
191 | if ((svp = av_fetch(seenentry, 0, FALSE)) |
192 | && (othername = *svp)) |
193 | { |
194 | if (purity && *levelp > 0) { |
195 | SV *postentry; |
196 | |
197 | if (realtype == SVt_PVHV) |
198 | sv_catpvn(retval, "{}", 2); |
199 | else if (realtype == SVt_PVAV) |
200 | sv_catpvn(retval, "[]", 2); |
201 | else |
202 | sv_catpvn(retval, "''", 2); |
203 | postentry = newSVpvn(name, namelen); |
204 | sv_catpvn(postentry, " = ", 3); |
205 | sv_catsv(postentry, othername); |
206 | av_push(postav, postentry); |
207 | } |
208 | else { |
209 | if (name[0] == '@' || name[0] == '%') { |
210 | if ((SvPVX(othername))[0] == '\\' && |
211 | (SvPVX(othername))[1] == name[0]) { |
212 | sv_catpvn(retval, SvPVX(othername)+1, |
213 | SvCUR(othername)-1); |
214 | } |
215 | else { |
216 | sv_catpvn(retval, name, 1); |
217 | sv_catpvn(retval, "{", 1); |
218 | sv_catsv(retval, othername); |
219 | sv_catpvn(retval, "}", 1); |
220 | } |
823edd99 |
221 | } |
7820172a |
222 | else |
823edd99 |
223 | sv_catsv(retval, othername); |
823edd99 |
224 | } |
7820172a |
225 | return 1; |
226 | } |
227 | else { |
228 | warn("ref name not found for %s", id); |
229 | return 0; |
823edd99 |
230 | } |
823edd99 |
231 | } |
7820172a |
232 | else { /* store our name and continue */ |
233 | SV *namesv; |
234 | if (name[0] == '@' || name[0] == '%') { |
235 | namesv = newSVpvn("\\", 1); |
236 | sv_catpvn(namesv, name, namelen); |
237 | } |
238 | else if (realtype == SVt_PVCV && name[0] == '*') { |
239 | namesv = newSVpvn("\\", 2); |
240 | sv_catpvn(namesv, name, namelen); |
241 | (SvPVX(namesv))[1] = '&'; |
242 | } |
243 | else |
244 | namesv = newSVpvn(name, namelen); |
245 | seenentry = newAV(); |
246 | av_push(seenentry, namesv); |
247 | (void)SvREFCNT_inc(val); |
248 | av_push(seenentry, val); |
249 | (void)hv_store(seenhv, id, strlen(id), |
250 | newRV((SV*)seenentry), 0); |
251 | SvREFCNT_dec(seenentry); |
823edd99 |
252 | } |
823edd99 |
253 | } |
254 | |
255 | (*levelp)++; |
cea2e8a9 |
256 | ipad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp); |
823edd99 |
257 | |
258 | if (realpack) { /* we have a blessed ref */ |
259 | STRLEN blesslen; |
260 | char *blessstr = SvPV(bless, blesslen); |
261 | sv_catpvn(retval, blessstr, blesslen); |
262 | sv_catpvn(retval, "( ", 2); |
263 | if (indent >= 2) { |
264 | blesspad = apad; |
265 | apad = newSVsv(apad); |
cea2e8a9 |
266 | sv_x(aTHX_ apad, " ", 1, blesslen+2); |
823edd99 |
267 | } |
268 | } |
269 | |
7820172a |
270 | if (realtype <= SVt_PVBM) { /* scalar ref */ |
271 | SV *namesv = newSVpvn("${", 2); |
272 | sv_catpvn(namesv, name, namelen); |
273 | sv_catpvn(namesv, "}", 1); |
274 | if (realpack) { /* blessed */ |
823edd99 |
275 | sv_catpvn(retval, "do{\\(my $o = ", 13); |
cea2e8a9 |
276 | DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv, |
7820172a |
277 | postav, levelp, indent, pad, xpad, apad, sep, |
823edd99 |
278 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
279 | sv_catpvn(retval, ")}", 2); |
7820172a |
280 | } /* plain */ |
823edd99 |
281 | else { |
282 | sv_catpvn(retval, "\\", 1); |
cea2e8a9 |
283 | DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv, |
7820172a |
284 | postav, levelp, indent, pad, xpad, apad, sep, |
823edd99 |
285 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
286 | } |
7820172a |
287 | SvREFCNT_dec(namesv); |
288 | } |
289 | else if (realtype == SVt_PVGV) { /* glob ref */ |
290 | SV *namesv = newSVpvn("*{", 2); |
291 | sv_catpvn(namesv, name, namelen); |
292 | sv_catpvn(namesv, "}", 1); |
293 | sv_catpvn(retval, "\\", 1); |
cea2e8a9 |
294 | DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv, |
7820172a |
295 | postav, levelp, indent, pad, xpad, apad, sep, |
296 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
297 | SvREFCNT_dec(namesv); |
823edd99 |
298 | } |
299 | else if (realtype == SVt_PVAV) { |
300 | SV *totpad; |
301 | I32 ix = 0; |
302 | I32 ixmax = av_len((AV *)ival); |
303 | |
304 | SV *ixsv = newSViv(0); |
305 | /* allowing for a 24 char wide array index */ |
306 | New(0, iname, namelen+28, char); |
307 | (void)strcpy(iname, name); |
308 | inamelen = namelen; |
309 | if (name[0] == '@') { |
310 | sv_catpvn(retval, "(", 1); |
311 | iname[0] = '$'; |
312 | } |
313 | else { |
314 | sv_catpvn(retval, "[", 1); |
7820172a |
315 | /* omit "->" in $foo{bar}->[0], but not in ${$foo}->[0] */ |
316 | /*if (namelen > 0 |
317 | && name[namelen-1] != ']' && name[namelen-1] != '}' |
318 | && (namelen < 4 || (name[1] != '{' && name[2] != '{')))*/ |
319 | if ((namelen > 0 |
320 | && name[namelen-1] != ']' && name[namelen-1] != '}') |
321 | || (namelen > 4 |
322 | && (name[1] == '{' |
323 | || (name[0] == '\\' && name[2] == '{')))) |
324 | { |
823edd99 |
325 | iname[inamelen++] = '-'; iname[inamelen++] = '>'; |
326 | iname[inamelen] = '\0'; |
327 | } |
328 | } |
329 | if (iname[0] == '*' && iname[inamelen-1] == '}' && inamelen >= 8 && |
330 | (instr(iname+inamelen-8, "{SCALAR}") || |
331 | instr(iname+inamelen-7, "{ARRAY}") || |
332 | instr(iname+inamelen-6, "{HASH}"))) { |
333 | iname[inamelen++] = '-'; iname[inamelen++] = '>'; |
334 | } |
335 | iname[inamelen++] = '['; iname[inamelen] = '\0'; |
336 | totpad = newSVsv(sep); |
337 | sv_catsv(totpad, pad); |
338 | sv_catsv(totpad, apad); |
339 | |
340 | for (ix = 0; ix <= ixmax; ++ix) { |
341 | STRLEN ilen; |
342 | SV *elem; |
343 | svp = av_fetch((AV*)ival, ix, FALSE); |
344 | if (svp) |
345 | elem = *svp; |
346 | else |
3280af22 |
347 | elem = &PL_sv_undef; |
823edd99 |
348 | |
349 | ilen = inamelen; |
350 | sv_setiv(ixsv, ix); |
351 | (void) sprintf(iname+ilen, "%ld", ix); |
352 | ilen = strlen(iname); |
353 | iname[ilen++] = ']'; iname[ilen] = '\0'; |
354 | if (indent >= 3) { |
355 | sv_catsv(retval, totpad); |
356 | sv_catsv(retval, ipad); |
357 | sv_catpvn(retval, "#", 1); |
358 | sv_catsv(retval, ixsv); |
359 | } |
360 | sv_catsv(retval, totpad); |
361 | sv_catsv(retval, ipad); |
cea2e8a9 |
362 | DD_dump(aTHX_ elem, iname, ilen, retval, seenhv, postav, |
823edd99 |
363 | levelp, indent, pad, xpad, apad, sep, |
364 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
365 | if (ix < ixmax) |
366 | sv_catpvn(retval, ",", 1); |
367 | } |
368 | if (ixmax >= 0) { |
cea2e8a9 |
369 | SV *opad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), (*levelp)-1); |
823edd99 |
370 | sv_catsv(retval, totpad); |
371 | sv_catsv(retval, opad); |
372 | SvREFCNT_dec(opad); |
373 | } |
374 | if (name[0] == '@') |
375 | sv_catpvn(retval, ")", 1); |
376 | else |
377 | sv_catpvn(retval, "]", 1); |
378 | SvREFCNT_dec(ixsv); |
379 | SvREFCNT_dec(totpad); |
380 | Safefree(iname); |
381 | } |
382 | else if (realtype == SVt_PVHV) { |
383 | SV *totpad, *newapad; |
384 | SV *iname, *sname; |
385 | HE *entry; |
386 | char *key; |
387 | I32 klen; |
388 | SV *hval; |
389 | |
7820172a |
390 | iname = newSVpvn(name, namelen); |
823edd99 |
391 | if (name[0] == '%') { |
392 | sv_catpvn(retval, "(", 1); |
393 | (SvPVX(iname))[0] = '$'; |
394 | } |
395 | else { |
396 | sv_catpvn(retval, "{", 1); |
7820172a |
397 | /* omit "->" in $foo[0]->{bar}, but not in ${$foo}->{bar} */ |
398 | if ((namelen > 0 |
399 | && name[namelen-1] != ']' && name[namelen-1] != '}') |
400 | || (namelen > 4 |
401 | && (name[1] == '{' |
402 | || (name[0] == '\\' && name[2] == '{')))) |
403 | { |
823edd99 |
404 | sv_catpvn(iname, "->", 2); |
405 | } |
406 | } |
407 | if (name[0] == '*' && name[namelen-1] == '}' && namelen >= 8 && |
408 | (instr(name+namelen-8, "{SCALAR}") || |
409 | instr(name+namelen-7, "{ARRAY}") || |
410 | instr(name+namelen-6, "{HASH}"))) { |
411 | sv_catpvn(iname, "->", 2); |
412 | } |
413 | sv_catpvn(iname, "{", 1); |
414 | totpad = newSVsv(sep); |
415 | sv_catsv(totpad, pad); |
416 | sv_catsv(totpad, apad); |
417 | |
418 | (void)hv_iterinit((HV*)ival); |
419 | i = 0; |
420 | while ((entry = hv_iternext((HV*)ival))) { |
421 | char *nkey; |
422 | I32 nticks = 0; |
423 | |
424 | if (i) |
425 | sv_catpvn(retval, ",", 1); |
426 | i++; |
427 | key = hv_iterkey(entry, &klen); |
428 | hval = hv_iterval((HV*)ival, entry); |
429 | |
430 | if (quotekeys || needs_quote(key)) { |
6c1ab3c2 |
431 | nticks = num_q(key, klen); |
823edd99 |
432 | New(0, nkey, klen+nticks+3, char); |
433 | nkey[0] = '\''; |
434 | if (nticks) |
435 | klen += esc_q(nkey+1, key, klen); |
436 | else |
437 | (void)Copy(key, nkey+1, klen, char); |
438 | nkey[++klen] = '\''; |
439 | nkey[++klen] = '\0'; |
440 | } |
441 | else { |
442 | New(0, nkey, klen, char); |
443 | (void)Copy(key, nkey, klen, char); |
444 | } |
445 | |
446 | sname = newSVsv(iname); |
447 | sv_catpvn(sname, nkey, klen); |
448 | sv_catpvn(sname, "}", 1); |
449 | |
450 | sv_catsv(retval, totpad); |
451 | sv_catsv(retval, ipad); |
452 | sv_catpvn(retval, nkey, klen); |
453 | sv_catpvn(retval, " => ", 4); |
454 | if (indent >= 2) { |
455 | char *extra; |
456 | I32 elen = 0; |
457 | newapad = newSVsv(apad); |
458 | New(0, extra, klen+4+1, char); |
459 | while (elen < (klen+4)) |
460 | extra[elen++] = ' '; |
461 | extra[elen] = '\0'; |
462 | sv_catpvn(newapad, extra, elen); |
463 | Safefree(extra); |
464 | } |
465 | else |
466 | newapad = apad; |
467 | |
cea2e8a9 |
468 | DD_dump(aTHX_ hval, SvPVX(sname), SvCUR(sname), retval, seenhv, |
823edd99 |
469 | postav, levelp, indent, pad, xpad, newapad, sep, |
470 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
471 | SvREFCNT_dec(sname); |
472 | Safefree(nkey); |
473 | if (indent >= 2) |
474 | SvREFCNT_dec(newapad); |
475 | } |
476 | if (i) { |
cea2e8a9 |
477 | SV *opad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp-1); |
823edd99 |
478 | sv_catsv(retval, totpad); |
479 | sv_catsv(retval, opad); |
480 | SvREFCNT_dec(opad); |
481 | } |
482 | if (name[0] == '%') |
483 | sv_catpvn(retval, ")", 1); |
484 | else |
485 | sv_catpvn(retval, "}", 1); |
486 | SvREFCNT_dec(iname); |
487 | SvREFCNT_dec(totpad); |
488 | } |
489 | else if (realtype == SVt_PVCV) { |
490 | sv_catpvn(retval, "sub { \"DUMMY\" }", 15); |
491 | if (purity) |
492 | warn("Encountered CODE ref, using dummy placeholder"); |
493 | } |
494 | else { |
495 | warn("cannot handle ref type %ld", realtype); |
496 | } |
497 | |
498 | if (realpack) { /* free blessed allocs */ |
499 | if (indent >= 2) { |
500 | SvREFCNT_dec(apad); |
501 | apad = blesspad; |
502 | } |
503 | sv_catpvn(retval, ", '", 3); |
504 | sv_catpvn(retval, realpack, strlen(realpack)); |
505 | sv_catpvn(retval, "' )", 3); |
506 | if (toaster && SvPOK(toaster) && SvCUR(toaster)) { |
507 | sv_catpvn(retval, "->", 2); |
508 | sv_catsv(retval, toaster); |
509 | sv_catpvn(retval, "()", 2); |
510 | } |
511 | } |
512 | SvREFCNT_dec(ipad); |
513 | (*levelp)--; |
514 | } |
515 | else { |
516 | STRLEN i; |
517 | |
518 | if (namelen) { |
519 | (void) sprintf(id, "0x%lx", (unsigned long)val); |
520 | if ((svp = hv_fetch(seenhv, id, (idlen = strlen(id)), FALSE)) && |
521 | (sv = *svp) && SvROK(sv) && |
7820172a |
522 | (seenentry = (AV*)SvRV(sv))) |
523 | { |
823edd99 |
524 | SV *othername; |
7820172a |
525 | if ((svp = av_fetch(seenentry, 0, FALSE)) && (othername = *svp) |
526 | && (svp = av_fetch(seenentry, 2, FALSE)) && *svp && SvIV(*svp) > 0) |
527 | { |
528 | sv_catpvn(retval, "${", 2); |
823edd99 |
529 | sv_catsv(retval, othername); |
7820172a |
530 | sv_catpvn(retval, "}", 1); |
823edd99 |
531 | return 1; |
532 | } |
533 | } |
534 | else { |
535 | SV *namesv; |
7820172a |
536 | namesv = newSVpvn("\\", 1); |
823edd99 |
537 | sv_catpvn(namesv, name, namelen); |
538 | seenentry = newAV(); |
539 | av_push(seenentry, namesv); |
7820172a |
540 | av_push(seenentry, newRV(val)); |
823edd99 |
541 | (void)hv_store(seenhv, id, strlen(id), newRV((SV*)seenentry), 0); |
542 | SvREFCNT_dec(seenentry); |
543 | } |
544 | } |
7820172a |
545 | |
823edd99 |
546 | if (SvIOK(val)) { |
547 | STRLEN len; |
548 | i = SvIV(val); |
549 | (void) sprintf(tmpbuf, "%d", i); |
550 | len = strlen(tmpbuf); |
551 | sv_catpvn(retval, tmpbuf, len); |
823edd99 |
552 | } |
553 | else if (realtype == SVt_PVGV) {/* GLOBs can end up with scribbly names */ |
554 | c = SvPV(val, i); |
555 | ++c; --i; /* just get the name */ |
556 | if (i >= 6 && strncmp(c, "main::", 6) == 0) { |
557 | c += 4; |
558 | i -= 4; |
559 | } |
560 | if (needs_quote(c)) { |
561 | sv_grow(retval, SvCUR(retval)+6+2*i); |
562 | r = SvPVX(retval)+SvCUR(retval); |
563 | r[0] = '*'; r[1] = '{'; r[2] = '\''; |
564 | i += esc_q(r+3, c, i); |
565 | i += 3; |
566 | r[i++] = '\''; r[i++] = '}'; |
567 | r[i] = '\0'; |
568 | } |
569 | else { |
570 | sv_grow(retval, SvCUR(retval)+i+2); |
571 | r = SvPVX(retval)+SvCUR(retval); |
572 | r[0] = '*'; strcpy(r+1, c); |
573 | i++; |
574 | } |
7820172a |
575 | SvCUR_set(retval, SvCUR(retval)+i); |
823edd99 |
576 | |
577 | if (purity) { |
578 | static char *entries[] = { "{SCALAR}", "{ARRAY}", "{HASH}" }; |
579 | static STRLEN sizes[] = { 8, 7, 6 }; |
580 | SV *e; |
7820172a |
581 | SV *nname = newSVpvn("", 0); |
582 | SV *newapad = newSVpvn("", 0); |
823edd99 |
583 | GV *gv = (GV*)val; |
584 | I32 j; |
585 | |
586 | for (j=0; j<3; j++) { |
587 | e = ((j == 0) ? GvSV(gv) : (j == 1) ? (SV*)GvAV(gv) : (SV*)GvHV(gv)); |
7820172a |
588 | if (!e) |
589 | continue; |
590 | if (j == 0 && !SvOK(e)) |
591 | continue; |
592 | |
593 | { |
823edd99 |
594 | I32 nlevel = 0; |
7820172a |
595 | SV *postentry = newSVpvn(r,i); |
823edd99 |
596 | |
597 | sv_setsv(nname, postentry); |
598 | sv_catpvn(nname, entries[j], sizes[j]); |
599 | sv_catpvn(postentry, " = ", 3); |
600 | av_push(postav, postentry); |
601 | e = newRV(e); |
602 | |
603 | SvCUR(newapad) = 0; |
604 | if (indent >= 2) |
cea2e8a9 |
605 | (void)sv_x(aTHX_ newapad, " ", 1, SvCUR(postentry)); |
823edd99 |
606 | |
cea2e8a9 |
607 | DD_dump(aTHX_ e, SvPVX(nname), SvCUR(nname), postentry, |
823edd99 |
608 | seenhv, postav, &nlevel, indent, pad, xpad, |
609 | newapad, sep, freezer, toaster, purity, |
610 | deepcopy, quotekeys, bless); |
611 | SvREFCNT_dec(e); |
612 | } |
613 | } |
614 | |
615 | SvREFCNT_dec(newapad); |
616 | SvREFCNT_dec(nname); |
617 | } |
618 | } |
7820172a |
619 | else if (val == &PL_sv_undef || !SvOK(val)) { |
620 | sv_catpvn(retval, "undef", 5); |
621 | } |
823edd99 |
622 | else { |
623 | c = SvPV(val, i); |
624 | sv_grow(retval, SvCUR(retval)+3+2*i); |
625 | r = SvPVX(retval)+SvCUR(retval); |
626 | r[0] = '\''; |
627 | i += esc_q(r+1, c, i); |
628 | ++i; |
629 | r[i++] = '\''; |
630 | r[i] = '\0'; |
7820172a |
631 | SvCUR_set(retval, SvCUR(retval)+i); |
823edd99 |
632 | } |
823edd99 |
633 | } |
634 | |
7820172a |
635 | if (idlen) { |
636 | if (deepcopy) |
637 | (void)hv_delete(seenhv, id, idlen, G_DISCARD); |
638 | else if (namelen && seenentry) { |
639 | SV *mark = *av_fetch(seenentry, 2, TRUE); |
640 | sv_setiv(mark,1); |
641 | } |
642 | } |
823edd99 |
643 | return 1; |
644 | } |
645 | |
646 | |
647 | MODULE = Data::Dumper PACKAGE = Data::Dumper PREFIX = Data_Dumper_ |
648 | |
649 | # |
650 | # This is the exact equivalent of Dump. Well, almost. The things that are |
651 | # different as of now (due to Laziness): |
652 | # * doesnt do double-quotes yet. |
653 | # |
654 | |
655 | void |
656 | Data_Dumper_Dumpxs(href, ...) |
657 | SV *href; |
658 | PROTOTYPE: $;$$ |
659 | PPCODE: |
660 | { |
661 | HV *hv; |
662 | SV *retval, *valstr; |
663 | HV *seenhv = Nullhv; |
664 | AV *postav, *todumpav, *namesav; |
665 | I32 level = 0; |
666 | I32 indent, terse, useqq, i, imax, postlen; |
667 | SV **svp; |
668 | SV *val, *name, *pad, *xpad, *apad, *sep, *tmp, *varname; |
669 | SV *freezer, *toaster, *bless; |
670 | I32 purity, deepcopy, quotekeys; |
671 | char tmpbuf[1024]; |
672 | I32 gimme = GIMME; |
673 | |
674 | if (!SvROK(href)) { /* call new to get an object first */ |
675 | SV *valarray; |
676 | SV *namearray; |
677 | |
678 | if (items == 3) { |
679 | valarray = ST(1); |
680 | namearray = ST(2); |
681 | } |
682 | else |
683 | croak("Usage: Data::Dumper::Dumpxs(PACKAGE, VAL_ARY_REF, NAME_ARY_REF)"); |
684 | |
685 | ENTER; |
686 | SAVETMPS; |
687 | |
688 | PUSHMARK(sp); |
689 | XPUSHs(href); |
690 | XPUSHs(sv_2mortal(newSVsv(valarray))); |
691 | XPUSHs(sv_2mortal(newSVsv(namearray))); |
692 | PUTBACK; |
693 | i = perl_call_method("new", G_SCALAR); |
694 | SPAGAIN; |
695 | if (i) |
696 | href = newSVsv(POPs); |
697 | |
698 | PUTBACK; |
699 | FREETMPS; |
700 | LEAVE; |
701 | if (i) |
702 | (void)sv_2mortal(href); |
703 | } |
704 | |
705 | todumpav = namesav = Nullav; |
706 | seenhv = Nullhv; |
707 | val = pad = xpad = apad = sep = tmp = varname |
3280af22 |
708 | = freezer = toaster = bless = &PL_sv_undef; |
823edd99 |
709 | name = sv_newmortal(); |
710 | indent = 2; |
711 | terse = useqq = purity = deepcopy = 0; |
712 | quotekeys = 1; |
713 | |
7820172a |
714 | retval = newSVpvn("", 0); |
823edd99 |
715 | if (SvROK(href) |
716 | && (hv = (HV*)SvRV((SV*)href)) |
717 | && SvTYPE(hv) == SVt_PVHV) { |
718 | |
719 | if ((svp = hv_fetch(hv, "seen", 4, FALSE)) && SvROK(*svp)) |
720 | seenhv = (HV*)SvRV(*svp); |
721 | if ((svp = hv_fetch(hv, "todump", 6, FALSE)) && SvROK(*svp)) |
722 | todumpav = (AV*)SvRV(*svp); |
723 | if ((svp = hv_fetch(hv, "names", 5, FALSE)) && SvROK(*svp)) |
724 | namesav = (AV*)SvRV(*svp); |
725 | if ((svp = hv_fetch(hv, "indent", 6, FALSE))) |
726 | indent = SvIV(*svp); |
727 | if ((svp = hv_fetch(hv, "purity", 6, FALSE))) |
728 | purity = SvIV(*svp); |
729 | if ((svp = hv_fetch(hv, "terse", 5, FALSE))) |
730 | terse = SvTRUE(*svp); |
731 | if ((svp = hv_fetch(hv, "useqq", 5, FALSE))) |
732 | useqq = SvTRUE(*svp); |
733 | if ((svp = hv_fetch(hv, "pad", 3, FALSE))) |
734 | pad = *svp; |
735 | if ((svp = hv_fetch(hv, "xpad", 4, FALSE))) |
736 | xpad = *svp; |
737 | if ((svp = hv_fetch(hv, "apad", 4, FALSE))) |
738 | apad = *svp; |
739 | if ((svp = hv_fetch(hv, "sep", 3, FALSE))) |
740 | sep = *svp; |
741 | if ((svp = hv_fetch(hv, "varname", 7, FALSE))) |
742 | varname = *svp; |
743 | if ((svp = hv_fetch(hv, "freezer", 7, FALSE))) |
744 | freezer = *svp; |
745 | if ((svp = hv_fetch(hv, "toaster", 7, FALSE))) |
746 | toaster = *svp; |
747 | if ((svp = hv_fetch(hv, "deepcopy", 8, FALSE))) |
748 | deepcopy = SvTRUE(*svp); |
749 | if ((svp = hv_fetch(hv, "quotekeys", 9, FALSE))) |
750 | quotekeys = SvTRUE(*svp); |
751 | if ((svp = hv_fetch(hv, "bless", 5, FALSE))) |
752 | bless = *svp; |
753 | postav = newAV(); |
754 | |
755 | if (todumpav) |
756 | imax = av_len(todumpav); |
757 | else |
758 | imax = -1; |
7820172a |
759 | valstr = newSVpvn("",0); |
823edd99 |
760 | for (i = 0; i <= imax; ++i) { |
761 | SV *newapad; |
762 | |
763 | av_clear(postav); |
764 | if ((svp = av_fetch(todumpav, i, FALSE))) |
765 | val = *svp; |
766 | else |
3280af22 |
767 | val = &PL_sv_undef; |
823edd99 |
768 | if ((svp = av_fetch(namesav, i, TRUE))) |
769 | sv_setsv(name, *svp); |
770 | else |
771 | SvOK_off(name); |
772 | |
773 | if (SvOK(name)) { |
774 | if ((SvPVX(name))[0] == '*') { |
775 | if (SvROK(val)) { |
776 | switch (SvTYPE(SvRV(val))) { |
777 | case SVt_PVAV: |
778 | (SvPVX(name))[0] = '@'; |
779 | break; |
780 | case SVt_PVHV: |
781 | (SvPVX(name))[0] = '%'; |
782 | break; |
783 | case SVt_PVCV: |
784 | (SvPVX(name))[0] = '*'; |
785 | break; |
786 | default: |
787 | (SvPVX(name))[0] = '$'; |
788 | break; |
789 | } |
790 | } |
791 | else |
792 | (SvPVX(name))[0] = '$'; |
793 | } |
794 | else if ((SvPVX(name))[0] != '$') |
795 | sv_insert(name, 0, 0, "$", 1); |
796 | } |
797 | else { |
798 | STRLEN nchars = 0; |
799 | sv_setpvn(name, "$", 1); |
800 | sv_catsv(name, varname); |
801 | (void) sprintf(tmpbuf, "%ld", i+1); |
802 | nchars = strlen(tmpbuf); |
803 | sv_catpvn(name, tmpbuf, nchars); |
804 | } |
805 | |
806 | if (indent >= 2) { |
cea2e8a9 |
807 | SV *tmpsv = sv_x(aTHX_ Nullsv, " ", 1, SvCUR(name)+3); |
823edd99 |
808 | newapad = newSVsv(apad); |
809 | sv_catsv(newapad, tmpsv); |
810 | SvREFCNT_dec(tmpsv); |
811 | } |
812 | else |
813 | newapad = apad; |
814 | |
cea2e8a9 |
815 | DD_dump(aTHX_ val, SvPVX(name), SvCUR(name), valstr, seenhv, |
823edd99 |
816 | postav, &level, indent, pad, xpad, newapad, sep, |
817 | freezer, toaster, purity, deepcopy, quotekeys, |
818 | bless); |
819 | |
820 | if (indent >= 2) |
821 | SvREFCNT_dec(newapad); |
822 | |
823 | postlen = av_len(postav); |
824 | if (postlen >= 0 || !terse) { |
825 | sv_insert(valstr, 0, 0, " = ", 3); |
826 | sv_insert(valstr, 0, 0, SvPVX(name), SvCUR(name)); |
827 | sv_catpvn(valstr, ";", 1); |
828 | } |
829 | sv_catsv(retval, pad); |
830 | sv_catsv(retval, valstr); |
831 | sv_catsv(retval, sep); |
832 | if (postlen >= 0) { |
833 | I32 i; |
834 | sv_catsv(retval, pad); |
835 | for (i = 0; i <= postlen; ++i) { |
836 | SV *elem; |
837 | svp = av_fetch(postav, i, FALSE); |
838 | if (svp && (elem = *svp)) { |
839 | sv_catsv(retval, elem); |
840 | if (i < postlen) { |
841 | sv_catpvn(retval, ";", 1); |
842 | sv_catsv(retval, sep); |
843 | sv_catsv(retval, pad); |
844 | } |
845 | } |
846 | } |
847 | sv_catpvn(retval, ";", 1); |
848 | sv_catsv(retval, sep); |
849 | } |
850 | sv_setpvn(valstr, "", 0); |
851 | if (gimme == G_ARRAY) { |
852 | XPUSHs(sv_2mortal(retval)); |
853 | if (i < imax) /* not the last time thro ? */ |
7820172a |
854 | retval = newSVpvn("",0); |
823edd99 |
855 | } |
856 | } |
857 | SvREFCNT_dec(postav); |
858 | SvREFCNT_dec(valstr); |
859 | } |
860 | else |
861 | croak("Call to new() method failed to return HASH ref"); |
862 | if (gimme == G_SCALAR) |
863 | XPUSHs(sv_2mortal(retval)); |
864 | } |