Commit | Line | Data |
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c5be433b | 1 | #define PERL_NO_GET_CONTEXT |
823edd99 GS |
2 | #include "EXTERN.h" |
3 | #include "perl.h" | |
4 | #include "XSUB.h" | |
823edd99 | 5 | |
cceca5ed | 6 | #ifndef PERL_VERSION |
0f4592ef | 7 | #include "patchlevel.h" |
5a930efa | 8 | #define PERL_VERSION PATCHLEVEL |
cceca5ed | 9 | #endif |
0f4592ef | 10 | |
cceca5ed | 11 | #if PERL_VERSION < 5 |
7820172a GS |
12 | # ifndef PL_sv_undef |
13 | # define PL_sv_undef sv_undef | |
14 | # endif | |
15 | # ifndef ERRSV | |
16 | # define ERRSV GvSV(errgv) | |
17 | # endif | |
18 | # ifndef newSVpvn | |
19 | # define newSVpvn newSVpv | |
20 | # endif | |
21 | #endif | |
823edd99 | 22 | |
20ce7b12 GS |
23 | static I32 num_q (char *s, STRLEN slen); |
24 | static I32 esc_q (char *dest, char *src, STRLEN slen); | |
cea2e8a9 GS |
25 | static SV *sv_x (pTHX_ SV *sv, char *str, STRLEN len, I32 n); |
26 | static I32 DD_dump (pTHX_ SV *val, char *name, STRLEN namelen, SV *retval, | |
20ce7b12 GS |
27 | HV *seenhv, AV *postav, I32 *levelp, I32 indent, |
28 | SV *pad, SV *xpad, SV *apad, SV *sep, | |
29 | SV *freezer, SV *toaster, | |
30 | I32 purity, I32 deepcopy, I32 quotekeys, SV *bless); | |
823edd99 GS |
31 | |
32 | /* does a string need to be protected? */ | |
33 | static I32 | |
34 | needs_quote(register char *s) | |
35 | { | |
36 | TOP: | |
37 | if (s[0] == ':') { | |
38 | if (*++s) { | |
39 | if (*s++ != ':') | |
40 | return 1; | |
41 | } | |
42 | else | |
43 | return 1; | |
44 | } | |
45 | if (isIDFIRST(*s)) { | |
46 | while (*++s) | |
47 | if (!isALNUM(*s)) | |
48 | if (*s == ':') | |
49 | goto TOP; | |
50 | else | |
51 | return 1; | |
52 | } | |
53 | else | |
54 | return 1; | |
55 | return 0; | |
56 | } | |
57 | ||
58 | /* count the number of "'"s and "\"s in string */ | |
59 | static I32 | |
6c1ab3c2 | 60 | num_q(register char *s, register STRLEN slen) |
823edd99 GS |
61 | { |
62 | register I32 ret = 0; | |
6c1ab3c2 SR |
63 | |
64 | while (slen > 0) { | |
823edd99 GS |
65 | if (*s == '\'' || *s == '\\') |
66 | ++ret; | |
67 | ++s; | |
6c1ab3c2 | 68 | --slen; |
823edd99 GS |
69 | } |
70 | return ret; | |
71 | } | |
72 | ||
73 | ||
74 | /* returns number of chars added to escape "'"s and "\"s in s */ | |
75 | /* slen number of characters in s will be escaped */ | |
76 | /* destination must be long enough for additional chars */ | |
77 | static I32 | |
78 | esc_q(register char *d, register char *s, register STRLEN slen) | |
79 | { | |
80 | register I32 ret = 0; | |
81 | ||
82 | while (slen > 0) { | |
83 | switch (*s) { | |
84 | case '\'': | |
85 | case '\\': | |
86 | *d = '\\'; | |
87 | ++d; ++ret; | |
88 | default: | |
89 | *d = *s; | |
90 | ++d; ++s; --slen; | |
91 | break; | |
92 | } | |
93 | } | |
94 | return ret; | |
95 | } | |
96 | ||
97 | /* append a repeated string to an SV */ | |
98 | static SV * | |
cea2e8a9 | 99 | sv_x(pTHX_ SV *sv, register char *str, STRLEN len, I32 n) |
823edd99 GS |
100 | { |
101 | if (sv == Nullsv) | |
7820172a | 102 | sv = newSVpvn("", 0); |
823edd99 GS |
103 | else |
104 | assert(SvTYPE(sv) >= SVt_PV); | |
105 | ||
106 | if (n > 0) { | |
107 | SvGROW(sv, len*n + SvCUR(sv) + 1); | |
108 | if (len == 1) { | |
109 | char *start = SvPVX(sv) + SvCUR(sv); | |
110 | SvCUR(sv) += n; | |
111 | start[n] = '\0'; | |
112 | while (n > 0) | |
113 | start[--n] = str[0]; | |
114 | } | |
115 | else | |
116 | while (n > 0) { | |
117 | sv_catpvn(sv, str, len); | |
118 | --n; | |
119 | } | |
120 | } | |
121 | return sv; | |
122 | } | |
123 | ||
124 | /* | |
125 | * This ought to be split into smaller functions. (it is one long function since | |
126 | * it exactly parallels the perl version, which was one long thing for | |
127 | * efficiency raisins.) Ugggh! | |
128 | */ | |
129 | static I32 | |
cea2e8a9 | 130 | DD_dump(pTHX_ SV *val, char *name, STRLEN namelen, SV *retval, HV *seenhv, |
823edd99 GS |
131 | AV *postav, I32 *levelp, I32 indent, SV *pad, SV *xpad, |
132 | SV *apad, SV *sep, SV *freezer, SV *toaster, I32 purity, | |
133 | I32 deepcopy, I32 quotekeys, SV *bless) | |
134 | { | |
135 | char tmpbuf[128]; | |
136 | U32 i; | |
137 | char *c, *r, *realpack, id[128]; | |
138 | SV **svp; | |
7820172a | 139 | SV *sv, *ipad, *ival; |
823edd99 | 140 | SV *blesspad = Nullsv; |
7820172a | 141 | AV *seenentry = Nullav; |
823edd99 GS |
142 | char *iname; |
143 | STRLEN inamelen, idlen = 0; | |
144 | U32 flags; | |
145 | U32 realtype; | |
146 | ||
147 | if (!val) | |
148 | return 0; | |
149 | ||
150 | flags = SvFLAGS(val); | |
151 | realtype = SvTYPE(val); | |
152 | ||
153 | if (SvGMAGICAL(val)) | |
154 | mg_get(val); | |
823edd99 GS |
155 | if (SvROK(val)) { |
156 | ||
157 | if (SvOBJECT(SvRV(val)) && freezer && | |
158 | SvPOK(freezer) && SvCUR(freezer)) | |
159 | { | |
160 | dSP; ENTER; SAVETMPS; PUSHMARK(sp); | |
161 | XPUSHs(val); PUTBACK; | |
162 | i = perl_call_method(SvPVX(freezer), G_EVAL|G_SCALAR); | |
163 | SPAGAIN; | |
7820172a | 164 | if (SvTRUE(ERRSV)) |
823edd99 | 165 | warn("WARNING(Freezer method call failed): %s", |
7820172a | 166 | SvPVX(ERRSV)); |
823edd99 GS |
167 | else if (i) |
168 | val = newSVsv(POPs); | |
169 | PUTBACK; FREETMPS; LEAVE; | |
170 | if (i) | |
171 | (void)sv_2mortal(val); | |
172 | } | |
173 | ||
174 | ival = SvRV(val); | |
175 | flags = SvFLAGS(ival); | |
176 | realtype = SvTYPE(ival); | |
177 | (void) sprintf(id, "0x%lx", (unsigned long)ival); | |
178 | idlen = strlen(id); | |
179 | if (SvOBJECT(ival)) | |
180 | realpack = HvNAME(SvSTASH(ival)); | |
181 | else | |
182 | realpack = Nullch; | |
7820172a GS |
183 | |
184 | /* if it has a name, we need to either look it up, or keep a tab | |
185 | * on it so we know when we hit it later | |
186 | */ | |
187 | if (namelen) { | |
188 | if ((svp = hv_fetch(seenhv, id, idlen, FALSE)) | |
189 | && (sv = *svp) && SvROK(sv) && (seenentry = (AV*)SvRV(sv))) | |
190 | { | |
191 | SV *othername; | |
192 | if ((svp = av_fetch(seenentry, 0, FALSE)) | |
193 | && (othername = *svp)) | |
194 | { | |
195 | if (purity && *levelp > 0) { | |
196 | SV *postentry; | |
197 | ||
198 | if (realtype == SVt_PVHV) | |
199 | sv_catpvn(retval, "{}", 2); | |
200 | else if (realtype == SVt_PVAV) | |
201 | sv_catpvn(retval, "[]", 2); | |
202 | else | |
203 | sv_catpvn(retval, "''", 2); | |
204 | postentry = newSVpvn(name, namelen); | |
205 | sv_catpvn(postentry, " = ", 3); | |
206 | sv_catsv(postentry, othername); | |
207 | av_push(postav, postentry); | |
208 | } | |
209 | else { | |
210 | if (name[0] == '@' || name[0] == '%') { | |
211 | if ((SvPVX(othername))[0] == '\\' && | |
212 | (SvPVX(othername))[1] == name[0]) { | |
213 | sv_catpvn(retval, SvPVX(othername)+1, | |
214 | SvCUR(othername)-1); | |
215 | } | |
216 | else { | |
217 | sv_catpvn(retval, name, 1); | |
218 | sv_catpvn(retval, "{", 1); | |
219 | sv_catsv(retval, othername); | |
220 | sv_catpvn(retval, "}", 1); | |
221 | } | |
823edd99 | 222 | } |
7820172a | 223 | else |
823edd99 | 224 | sv_catsv(retval, othername); |
823edd99 | 225 | } |
7820172a GS |
226 | return 1; |
227 | } | |
228 | else { | |
229 | warn("ref name not found for %s", id); | |
230 | return 0; | |
823edd99 | 231 | } |
823edd99 | 232 | } |
7820172a GS |
233 | else { /* store our name and continue */ |
234 | SV *namesv; | |
235 | if (name[0] == '@' || name[0] == '%') { | |
236 | namesv = newSVpvn("\\", 1); | |
237 | sv_catpvn(namesv, name, namelen); | |
238 | } | |
239 | else if (realtype == SVt_PVCV && name[0] == '*') { | |
240 | namesv = newSVpvn("\\", 2); | |
241 | sv_catpvn(namesv, name, namelen); | |
242 | (SvPVX(namesv))[1] = '&'; | |
243 | } | |
244 | else | |
245 | namesv = newSVpvn(name, namelen); | |
246 | seenentry = newAV(); | |
247 | av_push(seenentry, namesv); | |
248 | (void)SvREFCNT_inc(val); | |
249 | av_push(seenentry, val); | |
250 | (void)hv_store(seenhv, id, strlen(id), | |
251 | newRV((SV*)seenentry), 0); | |
252 | SvREFCNT_dec(seenentry); | |
823edd99 | 253 | } |
823edd99 | 254 | } |
823edd99 | 255 | |
7894fbab GS |
256 | if (realpack) { |
257 | if (*realpack == 'R' && strEQ(realpack, "Regexp")) { | |
258 | STRLEN rlen; | |
259 | char *rval = SvPV(val, rlen); | |
260 | char *slash = strchr(rval, '/'); | |
261 | sv_catpvn(retval, "qr/", 3); | |
262 | while (slash) { | |
263 | sv_catpvn(retval, rval, slash-rval); | |
264 | sv_catpvn(retval, "\\/", 2); | |
265 | rlen -= slash-rval+1; | |
266 | rval = slash+1; | |
267 | slash = strchr(rval, '/'); | |
268 | } | |
269 | sv_catpvn(retval, rval, rlen); | |
270 | sv_catpvn(retval, "/", 1); | |
271 | return 1; | |
272 | } | |
273 | else { /* we have a blessed ref */ | |
274 | STRLEN blesslen; | |
275 | char *blessstr = SvPV(bless, blesslen); | |
276 | sv_catpvn(retval, blessstr, blesslen); | |
277 | sv_catpvn(retval, "( ", 2); | |
278 | if (indent >= 2) { | |
279 | blesspad = apad; | |
280 | apad = newSVsv(apad); | |
281 | sv_x(aTHX_ apad, " ", 1, blesslen+2); | |
282 | } | |
823edd99 GS |
283 | } |
284 | } | |
285 | ||
7894fbab GS |
286 | (*levelp)++; |
287 | ipad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp); | |
288 | ||
7820172a GS |
289 | if (realtype <= SVt_PVBM) { /* scalar ref */ |
290 | SV *namesv = newSVpvn("${", 2); | |
291 | sv_catpvn(namesv, name, namelen); | |
292 | sv_catpvn(namesv, "}", 1); | |
293 | if (realpack) { /* blessed */ | |
823edd99 | 294 | sv_catpvn(retval, "do{\\(my $o = ", 13); |
cea2e8a9 | 295 | DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv, |
7820172a | 296 | postav, levelp, indent, pad, xpad, apad, sep, |
823edd99 GS |
297 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
298 | sv_catpvn(retval, ")}", 2); | |
7820172a | 299 | } /* plain */ |
823edd99 GS |
300 | else { |
301 | sv_catpvn(retval, "\\", 1); | |
cea2e8a9 | 302 | DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv, |
7820172a | 303 | postav, levelp, indent, pad, xpad, apad, sep, |
823edd99 GS |
304 | freezer, toaster, purity, deepcopy, quotekeys, bless); |
305 | } | |
7820172a GS |
306 | SvREFCNT_dec(namesv); |
307 | } | |
308 | else if (realtype == SVt_PVGV) { /* glob ref */ | |
309 | SV *namesv = newSVpvn("*{", 2); | |
310 | sv_catpvn(namesv, name, namelen); | |
311 | sv_catpvn(namesv, "}", 1); | |
312 | sv_catpvn(retval, "\\", 1); | |
cea2e8a9 | 313 | DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv, |
7820172a GS |
314 | postav, levelp, indent, pad, xpad, apad, sep, |
315 | freezer, toaster, purity, deepcopy, quotekeys, bless); | |
316 | SvREFCNT_dec(namesv); | |
823edd99 GS |
317 | } |
318 | else if (realtype == SVt_PVAV) { | |
319 | SV *totpad; | |
320 | I32 ix = 0; | |
321 | I32 ixmax = av_len((AV *)ival); | |
322 | ||
323 | SV *ixsv = newSViv(0); | |
324 | /* allowing for a 24 char wide array index */ | |
325 | New(0, iname, namelen+28, char); | |
326 | (void)strcpy(iname, name); | |
327 | inamelen = namelen; | |
328 | if (name[0] == '@') { | |
329 | sv_catpvn(retval, "(", 1); | |
330 | iname[0] = '$'; | |
331 | } | |
332 | else { | |
333 | sv_catpvn(retval, "[", 1); | |
7820172a GS |
334 | /* omit "->" in $foo{bar}->[0], but not in ${$foo}->[0] */ |
335 | /*if (namelen > 0 | |
336 | && name[namelen-1] != ']' && name[namelen-1] != '}' | |
337 | && (namelen < 4 || (name[1] != '{' && name[2] != '{')))*/ | |
338 | if ((namelen > 0 | |
339 | && name[namelen-1] != ']' && name[namelen-1] != '}') | |
340 | || (namelen > 4 | |
341 | && (name[1] == '{' | |
342 | || (name[0] == '\\' && name[2] == '{')))) | |
343 | { | |
823edd99 GS |
344 | iname[inamelen++] = '-'; iname[inamelen++] = '>'; |
345 | iname[inamelen] = '\0'; | |
346 | } | |
347 | } | |
348 | if (iname[0] == '*' && iname[inamelen-1] == '}' && inamelen >= 8 && | |
349 | (instr(iname+inamelen-8, "{SCALAR}") || | |
350 | instr(iname+inamelen-7, "{ARRAY}") || | |
351 | instr(iname+inamelen-6, "{HASH}"))) { | |
352 | iname[inamelen++] = '-'; iname[inamelen++] = '>'; | |
353 | } | |
354 | iname[inamelen++] = '['; iname[inamelen] = '\0'; | |
355 | totpad = newSVsv(sep); | |
356 | sv_catsv(totpad, pad); | |
357 | sv_catsv(totpad, apad); | |
358 | ||
359 | for (ix = 0; ix <= ixmax; ++ix) { | |
360 | STRLEN ilen; | |
361 | SV *elem; | |
362 | svp = av_fetch((AV*)ival, ix, FALSE); | |
363 | if (svp) | |
364 | elem = *svp; | |
365 | else | |
3280af22 | 366 | elem = &PL_sv_undef; |
823edd99 GS |
367 | |
368 | ilen = inamelen; | |
369 | sv_setiv(ixsv, ix); | |
370 | (void) sprintf(iname+ilen, "%ld", ix); | |
371 | ilen = strlen(iname); | |
372 | iname[ilen++] = ']'; iname[ilen] = '\0'; | |
373 | if (indent >= 3) { | |
374 | sv_catsv(retval, totpad); | |
375 | sv_catsv(retval, ipad); | |
376 | sv_catpvn(retval, "#", 1); | |
377 | sv_catsv(retval, ixsv); | |
378 | } | |
379 | sv_catsv(retval, totpad); | |
380 | sv_catsv(retval, ipad); | |
cea2e8a9 | 381 | DD_dump(aTHX_ elem, iname, ilen, retval, seenhv, postav, |
823edd99 GS |
382 | levelp, indent, pad, xpad, apad, sep, |
383 | freezer, toaster, purity, deepcopy, quotekeys, bless); | |
384 | if (ix < ixmax) | |
385 | sv_catpvn(retval, ",", 1); | |
386 | } | |
387 | if (ixmax >= 0) { | |
cea2e8a9 | 388 | SV *opad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), (*levelp)-1); |
823edd99 GS |
389 | sv_catsv(retval, totpad); |
390 | sv_catsv(retval, opad); | |
391 | SvREFCNT_dec(opad); | |
392 | } | |
393 | if (name[0] == '@') | |
394 | sv_catpvn(retval, ")", 1); | |
395 | else | |
396 | sv_catpvn(retval, "]", 1); | |
397 | SvREFCNT_dec(ixsv); | |
398 | SvREFCNT_dec(totpad); | |
399 | Safefree(iname); | |
400 | } | |
401 | else if (realtype == SVt_PVHV) { | |
402 | SV *totpad, *newapad; | |
403 | SV *iname, *sname; | |
404 | HE *entry; | |
405 | char *key; | |
406 | I32 klen; | |
407 | SV *hval; | |
408 | ||
7820172a | 409 | iname = newSVpvn(name, namelen); |
823edd99 GS |
410 | if (name[0] == '%') { |
411 | sv_catpvn(retval, "(", 1); | |
412 | (SvPVX(iname))[0] = '$'; | |
413 | } | |
414 | else { | |
415 | sv_catpvn(retval, "{", 1); | |
7820172a GS |
416 | /* omit "->" in $foo[0]->{bar}, but not in ${$foo}->{bar} */ |
417 | if ((namelen > 0 | |
418 | && name[namelen-1] != ']' && name[namelen-1] != '}') | |
419 | || (namelen > 4 | |
420 | && (name[1] == '{' | |
421 | || (name[0] == '\\' && name[2] == '{')))) | |
422 | { | |
823edd99 GS |
423 | sv_catpvn(iname, "->", 2); |
424 | } | |
425 | } | |
426 | if (name[0] == '*' && name[namelen-1] == '}' && namelen >= 8 && | |
427 | (instr(name+namelen-8, "{SCALAR}") || | |
428 | instr(name+namelen-7, "{ARRAY}") || | |
429 | instr(name+namelen-6, "{HASH}"))) { | |
430 | sv_catpvn(iname, "->", 2); | |
431 | } | |
432 | sv_catpvn(iname, "{", 1); | |
433 | totpad = newSVsv(sep); | |
434 | sv_catsv(totpad, pad); | |
435 | sv_catsv(totpad, apad); | |
436 | ||
437 | (void)hv_iterinit((HV*)ival); | |
438 | i = 0; | |
439 | while ((entry = hv_iternext((HV*)ival))) { | |
440 | char *nkey; | |
441 | I32 nticks = 0; | |
442 | ||
443 | if (i) | |
444 | sv_catpvn(retval, ",", 1); | |
445 | i++; | |
446 | key = hv_iterkey(entry, &klen); | |
447 | hval = hv_iterval((HV*)ival, entry); | |
448 | ||
449 | if (quotekeys || needs_quote(key)) { | |
6c1ab3c2 | 450 | nticks = num_q(key, klen); |
823edd99 GS |
451 | New(0, nkey, klen+nticks+3, char); |
452 | nkey[0] = '\''; | |
453 | if (nticks) | |
454 | klen += esc_q(nkey+1, key, klen); | |
455 | else | |
456 | (void)Copy(key, nkey+1, klen, char); | |
457 | nkey[++klen] = '\''; | |
458 | nkey[++klen] = '\0'; | |
459 | } | |
460 | else { | |
461 | New(0, nkey, klen, char); | |
462 | (void)Copy(key, nkey, klen, char); | |
463 | } | |
464 | ||
465 | sname = newSVsv(iname); | |
466 | sv_catpvn(sname, nkey, klen); | |
467 | sv_catpvn(sname, "}", 1); | |
468 | ||
469 | sv_catsv(retval, totpad); | |
470 | sv_catsv(retval, ipad); | |
471 | sv_catpvn(retval, nkey, klen); | |
472 | sv_catpvn(retval, " => ", 4); | |
473 | if (indent >= 2) { | |
474 | char *extra; | |
475 | I32 elen = 0; | |
476 | newapad = newSVsv(apad); | |
477 | New(0, extra, klen+4+1, char); | |
478 | while (elen < (klen+4)) | |
479 | extra[elen++] = ' '; | |
480 | extra[elen] = '\0'; | |
481 | sv_catpvn(newapad, extra, elen); | |
482 | Safefree(extra); | |
483 | } | |
484 | else | |
485 | newapad = apad; | |
486 | ||
cea2e8a9 | 487 | DD_dump(aTHX_ hval, SvPVX(sname), SvCUR(sname), retval, seenhv, |
823edd99 GS |
488 | postav, levelp, indent, pad, xpad, newapad, sep, |
489 | freezer, toaster, purity, deepcopy, quotekeys, bless); | |
490 | SvREFCNT_dec(sname); | |
491 | Safefree(nkey); | |
492 | if (indent >= 2) | |
493 | SvREFCNT_dec(newapad); | |
494 | } | |
495 | if (i) { | |
cea2e8a9 | 496 | SV *opad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp-1); |
823edd99 GS |
497 | sv_catsv(retval, totpad); |
498 | sv_catsv(retval, opad); | |
499 | SvREFCNT_dec(opad); | |
500 | } | |
501 | if (name[0] == '%') | |
502 | sv_catpvn(retval, ")", 1); | |
503 | else | |
504 | sv_catpvn(retval, "}", 1); | |
505 | SvREFCNT_dec(iname); | |
506 | SvREFCNT_dec(totpad); | |
507 | } | |
508 | else if (realtype == SVt_PVCV) { | |
509 | sv_catpvn(retval, "sub { \"DUMMY\" }", 15); | |
510 | if (purity) | |
511 | warn("Encountered CODE ref, using dummy placeholder"); | |
512 | } | |
513 | else { | |
514 | warn("cannot handle ref type %ld", realtype); | |
515 | } | |
516 | ||
517 | if (realpack) { /* free blessed allocs */ | |
518 | if (indent >= 2) { | |
519 | SvREFCNT_dec(apad); | |
520 | apad = blesspad; | |
521 | } | |
522 | sv_catpvn(retval, ", '", 3); | |
523 | sv_catpvn(retval, realpack, strlen(realpack)); | |
524 | sv_catpvn(retval, "' )", 3); | |
525 | if (toaster && SvPOK(toaster) && SvCUR(toaster)) { | |
526 | sv_catpvn(retval, "->", 2); | |
527 | sv_catsv(retval, toaster); | |
528 | sv_catpvn(retval, "()", 2); | |
529 | } | |
530 | } | |
531 | SvREFCNT_dec(ipad); | |
532 | (*levelp)--; | |
533 | } | |
534 | else { | |
535 | STRLEN i; | |
536 | ||
537 | if (namelen) { | |
538 | (void) sprintf(id, "0x%lx", (unsigned long)val); | |
539 | if ((svp = hv_fetch(seenhv, id, (idlen = strlen(id)), FALSE)) && | |
540 | (sv = *svp) && SvROK(sv) && | |
7820172a GS |
541 | (seenentry = (AV*)SvRV(sv))) |
542 | { | |
823edd99 | 543 | SV *othername; |
7820172a GS |
544 | if ((svp = av_fetch(seenentry, 0, FALSE)) && (othername = *svp) |
545 | && (svp = av_fetch(seenentry, 2, FALSE)) && *svp && SvIV(*svp) > 0) | |
546 | { | |
547 | sv_catpvn(retval, "${", 2); | |
823edd99 | 548 | sv_catsv(retval, othername); |
7820172a | 549 | sv_catpvn(retval, "}", 1); |
823edd99 GS |
550 | return 1; |
551 | } | |
552 | } | |
553 | else { | |
554 | SV *namesv; | |
7820172a | 555 | namesv = newSVpvn("\\", 1); |
823edd99 GS |
556 | sv_catpvn(namesv, name, namelen); |
557 | seenentry = newAV(); | |
558 | av_push(seenentry, namesv); | |
7820172a | 559 | av_push(seenentry, newRV(val)); |
823edd99 GS |
560 | (void)hv_store(seenhv, id, strlen(id), newRV((SV*)seenentry), 0); |
561 | SvREFCNT_dec(seenentry); | |
562 | } | |
563 | } | |
7820172a | 564 | |
823edd99 GS |
565 | if (SvIOK(val)) { |
566 | STRLEN len; | |
567 | i = SvIV(val); | |
568 | (void) sprintf(tmpbuf, "%d", i); | |
569 | len = strlen(tmpbuf); | |
570 | sv_catpvn(retval, tmpbuf, len); | |
823edd99 GS |
571 | } |
572 | else if (realtype == SVt_PVGV) {/* GLOBs can end up with scribbly names */ | |
573 | c = SvPV(val, i); | |
574 | ++c; --i; /* just get the name */ | |
575 | if (i >= 6 && strncmp(c, "main::", 6) == 0) { | |
576 | c += 4; | |
577 | i -= 4; | |
578 | } | |
579 | if (needs_quote(c)) { | |
580 | sv_grow(retval, SvCUR(retval)+6+2*i); | |
581 | r = SvPVX(retval)+SvCUR(retval); | |
582 | r[0] = '*'; r[1] = '{'; r[2] = '\''; | |
583 | i += esc_q(r+3, c, i); | |
584 | i += 3; | |
585 | r[i++] = '\''; r[i++] = '}'; | |
586 | r[i] = '\0'; | |
587 | } | |
588 | else { | |
589 | sv_grow(retval, SvCUR(retval)+i+2); | |
590 | r = SvPVX(retval)+SvCUR(retval); | |
591 | r[0] = '*'; strcpy(r+1, c); | |
592 | i++; | |
593 | } | |
7820172a | 594 | SvCUR_set(retval, SvCUR(retval)+i); |
823edd99 GS |
595 | |
596 | if (purity) { | |
597 | static char *entries[] = { "{SCALAR}", "{ARRAY}", "{HASH}" }; | |
598 | static STRLEN sizes[] = { 8, 7, 6 }; | |
599 | SV *e; | |
7820172a GS |
600 | SV *nname = newSVpvn("", 0); |
601 | SV *newapad = newSVpvn("", 0); | |
823edd99 GS |
602 | GV *gv = (GV*)val; |
603 | I32 j; | |
604 | ||
605 | for (j=0; j<3; j++) { | |
606 | e = ((j == 0) ? GvSV(gv) : (j == 1) ? (SV*)GvAV(gv) : (SV*)GvHV(gv)); | |
7820172a GS |
607 | if (!e) |
608 | continue; | |
609 | if (j == 0 && !SvOK(e)) | |
610 | continue; | |
611 | ||
612 | { | |
823edd99 | 613 | I32 nlevel = 0; |
7820172a | 614 | SV *postentry = newSVpvn(r,i); |
823edd99 GS |
615 | |
616 | sv_setsv(nname, postentry); | |
617 | sv_catpvn(nname, entries[j], sizes[j]); | |
618 | sv_catpvn(postentry, " = ", 3); | |
619 | av_push(postav, postentry); | |
620 | e = newRV(e); | |
621 | ||
622 | SvCUR(newapad) = 0; | |
623 | if (indent >= 2) | |
cea2e8a9 | 624 | (void)sv_x(aTHX_ newapad, " ", 1, SvCUR(postentry)); |
823edd99 | 625 | |
cea2e8a9 | 626 | DD_dump(aTHX_ e, SvPVX(nname), SvCUR(nname), postentry, |
823edd99 GS |
627 | seenhv, postav, &nlevel, indent, pad, xpad, |
628 | newapad, sep, freezer, toaster, purity, | |
629 | deepcopy, quotekeys, bless); | |
630 | SvREFCNT_dec(e); | |
631 | } | |
632 | } | |
633 | ||
634 | SvREFCNT_dec(newapad); | |
635 | SvREFCNT_dec(nname); | |
636 | } | |
637 | } | |
7820172a GS |
638 | else if (val == &PL_sv_undef || !SvOK(val)) { |
639 | sv_catpvn(retval, "undef", 5); | |
640 | } | |
823edd99 GS |
641 | else { |
642 | c = SvPV(val, i); | |
643 | sv_grow(retval, SvCUR(retval)+3+2*i); | |
644 | r = SvPVX(retval)+SvCUR(retval); | |
645 | r[0] = '\''; | |
646 | i += esc_q(r+1, c, i); | |
647 | ++i; | |
648 | r[i++] = '\''; | |
649 | r[i] = '\0'; | |
7820172a | 650 | SvCUR_set(retval, SvCUR(retval)+i); |
823edd99 | 651 | } |
823edd99 GS |
652 | } |
653 | ||
7820172a GS |
654 | if (idlen) { |
655 | if (deepcopy) | |
656 | (void)hv_delete(seenhv, id, idlen, G_DISCARD); | |
657 | else if (namelen && seenentry) { | |
658 | SV *mark = *av_fetch(seenentry, 2, TRUE); | |
659 | sv_setiv(mark,1); | |
660 | } | |
661 | } | |
823edd99 GS |
662 | return 1; |
663 | } | |
664 | ||
665 | ||
666 | MODULE = Data::Dumper PACKAGE = Data::Dumper PREFIX = Data_Dumper_ | |
667 | ||
668 | # | |
669 | # This is the exact equivalent of Dump. Well, almost. The things that are | |
670 | # different as of now (due to Laziness): | |
671 | # * doesnt do double-quotes yet. | |
672 | # | |
673 | ||
674 | void | |
675 | Data_Dumper_Dumpxs(href, ...) | |
676 | SV *href; | |
677 | PROTOTYPE: $;$$ | |
678 | PPCODE: | |
679 | { | |
680 | HV *hv; | |
681 | SV *retval, *valstr; | |
682 | HV *seenhv = Nullhv; | |
683 | AV *postav, *todumpav, *namesav; | |
684 | I32 level = 0; | |
685 | I32 indent, terse, useqq, i, imax, postlen; | |
686 | SV **svp; | |
687 | SV *val, *name, *pad, *xpad, *apad, *sep, *tmp, *varname; | |
688 | SV *freezer, *toaster, *bless; | |
689 | I32 purity, deepcopy, quotekeys; | |
690 | char tmpbuf[1024]; | |
691 | I32 gimme = GIMME; | |
692 | ||
693 | if (!SvROK(href)) { /* call new to get an object first */ | |
694 | SV *valarray; | |
695 | SV *namearray; | |
696 | ||
697 | if (items == 3) { | |
698 | valarray = ST(1); | |
699 | namearray = ST(2); | |
700 | } | |
701 | else | |
702 | croak("Usage: Data::Dumper::Dumpxs(PACKAGE, VAL_ARY_REF, NAME_ARY_REF)"); | |
703 | ||
704 | ENTER; | |
705 | SAVETMPS; | |
706 | ||
707 | PUSHMARK(sp); | |
708 | XPUSHs(href); | |
709 | XPUSHs(sv_2mortal(newSVsv(valarray))); | |
710 | XPUSHs(sv_2mortal(newSVsv(namearray))); | |
711 | PUTBACK; | |
712 | i = perl_call_method("new", G_SCALAR); | |
713 | SPAGAIN; | |
714 | if (i) | |
715 | href = newSVsv(POPs); | |
716 | ||
717 | PUTBACK; | |
718 | FREETMPS; | |
719 | LEAVE; | |
720 | if (i) | |
721 | (void)sv_2mortal(href); | |
722 | } | |
723 | ||
724 | todumpav = namesav = Nullav; | |
725 | seenhv = Nullhv; | |
726 | val = pad = xpad = apad = sep = tmp = varname | |
3280af22 | 727 | = freezer = toaster = bless = &PL_sv_undef; |
823edd99 GS |
728 | name = sv_newmortal(); |
729 | indent = 2; | |
730 | terse = useqq = purity = deepcopy = 0; | |
731 | quotekeys = 1; | |
732 | ||
7820172a | 733 | retval = newSVpvn("", 0); |
823edd99 GS |
734 | if (SvROK(href) |
735 | && (hv = (HV*)SvRV((SV*)href)) | |
736 | && SvTYPE(hv) == SVt_PVHV) { | |
737 | ||
738 | if ((svp = hv_fetch(hv, "seen", 4, FALSE)) && SvROK(*svp)) | |
739 | seenhv = (HV*)SvRV(*svp); | |
740 | if ((svp = hv_fetch(hv, "todump", 6, FALSE)) && SvROK(*svp)) | |
741 | todumpav = (AV*)SvRV(*svp); | |
742 | if ((svp = hv_fetch(hv, "names", 5, FALSE)) && SvROK(*svp)) | |
743 | namesav = (AV*)SvRV(*svp); | |
744 | if ((svp = hv_fetch(hv, "indent", 6, FALSE))) | |
745 | indent = SvIV(*svp); | |
746 | if ((svp = hv_fetch(hv, "purity", 6, FALSE))) | |
747 | purity = SvIV(*svp); | |
748 | if ((svp = hv_fetch(hv, "terse", 5, FALSE))) | |
749 | terse = SvTRUE(*svp); | |
750 | if ((svp = hv_fetch(hv, "useqq", 5, FALSE))) | |
751 | useqq = SvTRUE(*svp); | |
752 | if ((svp = hv_fetch(hv, "pad", 3, FALSE))) | |
753 | pad = *svp; | |
754 | if ((svp = hv_fetch(hv, "xpad", 4, FALSE))) | |
755 | xpad = *svp; | |
756 | if ((svp = hv_fetch(hv, "apad", 4, FALSE))) | |
757 | apad = *svp; | |
758 | if ((svp = hv_fetch(hv, "sep", 3, FALSE))) | |
759 | sep = *svp; | |
760 | if ((svp = hv_fetch(hv, "varname", 7, FALSE))) | |
761 | varname = *svp; | |
762 | if ((svp = hv_fetch(hv, "freezer", 7, FALSE))) | |
763 | freezer = *svp; | |
764 | if ((svp = hv_fetch(hv, "toaster", 7, FALSE))) | |
765 | toaster = *svp; | |
766 | if ((svp = hv_fetch(hv, "deepcopy", 8, FALSE))) | |
767 | deepcopy = SvTRUE(*svp); | |
768 | if ((svp = hv_fetch(hv, "quotekeys", 9, FALSE))) | |
769 | quotekeys = SvTRUE(*svp); | |
770 | if ((svp = hv_fetch(hv, "bless", 5, FALSE))) | |
771 | bless = *svp; | |
772 | postav = newAV(); | |
773 | ||
774 | if (todumpav) | |
775 | imax = av_len(todumpav); | |
776 | else | |
777 | imax = -1; | |
7820172a | 778 | valstr = newSVpvn("",0); |
823edd99 GS |
779 | for (i = 0; i <= imax; ++i) { |
780 | SV *newapad; | |
781 | ||
782 | av_clear(postav); | |
783 | if ((svp = av_fetch(todumpav, i, FALSE))) | |
784 | val = *svp; | |
785 | else | |
3280af22 | 786 | val = &PL_sv_undef; |
823edd99 GS |
787 | if ((svp = av_fetch(namesav, i, TRUE))) |
788 | sv_setsv(name, *svp); | |
789 | else | |
790 | SvOK_off(name); | |
791 | ||
792 | if (SvOK(name)) { | |
793 | if ((SvPVX(name))[0] == '*') { | |
794 | if (SvROK(val)) { | |
795 | switch (SvTYPE(SvRV(val))) { | |
796 | case SVt_PVAV: | |
797 | (SvPVX(name))[0] = '@'; | |
798 | break; | |
799 | case SVt_PVHV: | |
800 | (SvPVX(name))[0] = '%'; | |
801 | break; | |
802 | case SVt_PVCV: | |
803 | (SvPVX(name))[0] = '*'; | |
804 | break; | |
805 | default: | |
806 | (SvPVX(name))[0] = '$'; | |
807 | break; | |
808 | } | |
809 | } | |
810 | else | |
811 | (SvPVX(name))[0] = '$'; | |
812 | } | |
813 | else if ((SvPVX(name))[0] != '$') | |
814 | sv_insert(name, 0, 0, "$", 1); | |
815 | } | |
816 | else { | |
817 | STRLEN nchars = 0; | |
818 | sv_setpvn(name, "$", 1); | |
819 | sv_catsv(name, varname); | |
820 | (void) sprintf(tmpbuf, "%ld", i+1); | |
821 | nchars = strlen(tmpbuf); | |
822 | sv_catpvn(name, tmpbuf, nchars); | |
823 | } | |
824 | ||
825 | if (indent >= 2) { | |
cea2e8a9 | 826 | SV *tmpsv = sv_x(aTHX_ Nullsv, " ", 1, SvCUR(name)+3); |
823edd99 GS |
827 | newapad = newSVsv(apad); |
828 | sv_catsv(newapad, tmpsv); | |
829 | SvREFCNT_dec(tmpsv); | |
830 | } | |
831 | else | |
832 | newapad = apad; | |
833 | ||
cea2e8a9 | 834 | DD_dump(aTHX_ val, SvPVX(name), SvCUR(name), valstr, seenhv, |
823edd99 GS |
835 | postav, &level, indent, pad, xpad, newapad, sep, |
836 | freezer, toaster, purity, deepcopy, quotekeys, | |
837 | bless); | |
838 | ||
839 | if (indent >= 2) | |
840 | SvREFCNT_dec(newapad); | |
841 | ||
842 | postlen = av_len(postav); | |
843 | if (postlen >= 0 || !terse) { | |
844 | sv_insert(valstr, 0, 0, " = ", 3); | |
845 | sv_insert(valstr, 0, 0, SvPVX(name), SvCUR(name)); | |
846 | sv_catpvn(valstr, ";", 1); | |
847 | } | |
848 | sv_catsv(retval, pad); | |
849 | sv_catsv(retval, valstr); | |
850 | sv_catsv(retval, sep); | |
851 | if (postlen >= 0) { | |
852 | I32 i; | |
853 | sv_catsv(retval, pad); | |
854 | for (i = 0; i <= postlen; ++i) { | |
855 | SV *elem; | |
856 | svp = av_fetch(postav, i, FALSE); | |
857 | if (svp && (elem = *svp)) { | |
858 | sv_catsv(retval, elem); | |
859 | if (i < postlen) { | |
860 | sv_catpvn(retval, ";", 1); | |
861 | sv_catsv(retval, sep); | |
862 | sv_catsv(retval, pad); | |
863 | } | |
864 | } | |
865 | } | |
866 | sv_catpvn(retval, ";", 1); | |
867 | sv_catsv(retval, sep); | |
868 | } | |
869 | sv_setpvn(valstr, "", 0); | |
870 | if (gimme == G_ARRAY) { | |
871 | XPUSHs(sv_2mortal(retval)); | |
872 | if (i < imax) /* not the last time thro ? */ | |
7820172a | 873 | retval = newSVpvn("",0); |
823edd99 GS |
874 | } |
875 | } | |
876 | SvREFCNT_dec(postav); | |
877 | SvREFCNT_dec(valstr); | |
878 | } | |
879 | else | |
880 | croak("Call to new() method failed to return HASH ref"); | |
881 | if (gimme == G_SCALAR) | |
882 | XPUSHs(sv_2mortal(retval)); | |
883 | } |