Commit | Line | Data |
a0d0e21e |
1 | /* dump.c |
a687059c |
2 | * |
9607fc9c |
3 | * Copyright (c) 1991-1997, Larry Wall |
a687059c |
4 | * |
6e21c824 |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. |
8d063cd8 |
7 | * |
a0d0e21e |
8 | */ |
9 | |
10 | /* |
11 | * "'You have talked long in your sleep, Frodo,' said Gandalf gently, 'and |
12 | * it has not been hard for me to read your mind and memory.'" |
8d063cd8 |
13 | */ |
14 | |
8d063cd8 |
15 | #include "EXTERN.h" |
8d063cd8 |
16 | #include "perl.h" |
17 | |
2304df62 |
18 | #ifndef DEBUGGING |
19 | void |
20 | dump_all() |
21 | { |
22 | } |
23 | #else /* Rest of file is for DEBUGGING */ |
8d063cd8 |
24 | |
4db58590 |
25 | #ifdef I_STDARG |
26 | static void dump(char *pat, ...); |
27 | #else |
8adcabd8 |
28 | static void dump(); |
4db58590 |
29 | #endif |
8adcabd8 |
30 | |
31 | void |
93a17b20 |
32 | dump_all() |
79072805 |
33 | { |
11343788 |
34 | dTHR; |
760ac839 |
35 | PerlIO_setlinebuf(Perl_debug_log); |
93a17b20 |
36 | if (main_root) |
37 | dump_op(main_root); |
463ee0b2 |
38 | dump_packsubs(defstash); |
39 | } |
40 | |
41 | void |
42 | dump_packsubs(stash) |
43 | HV* stash; |
44 | { |
11343788 |
45 | dTHR; |
a0d0e21e |
46 | I32 i; |
463ee0b2 |
47 | HE *entry; |
48 | |
8990e307 |
49 | if (!HvARRAY(stash)) |
50 | return; |
a0d0e21e |
51 | for (i = 0; i <= (I32) HvMAX(stash); i++) { |
4db58590 |
52 | for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) { |
53 | GV *gv = (GV*)HeVAL(entry); |
463ee0b2 |
54 | HV *hv; |
8ebc5c01 |
55 | if (GvCVu(gv)) |
463ee0b2 |
56 | dump_sub(gv); |
85e6fe83 |
57 | if (GvFORM(gv)) |
58 | dump_form(gv); |
4db58590 |
59 | if (HeKEY(entry)[HeKLEN(entry)-1] == ':' && |
a0d0e21e |
60 | (hv = GvHV(gv)) && HvNAME(hv) && hv != defstash) |
463ee0b2 |
61 | dump_packsubs(hv); /* nested package */ |
62 | } |
79072805 |
63 | } |
64 | } |
65 | |
66 | void |
93a17b20 |
67 | dump_sub(gv) |
68 | GV* gv; |
a687059c |
69 | { |
8990e307 |
70 | SV *sv = sv_newmortal(); |
85e6fe83 |
71 | |
f6aff53a |
72 | gv_fullname3(sv, gv, Nullch); |
85e6fe83 |
73 | dump("\nSUB %s = ", SvPVX(sv)); |
a0d0e21e |
74 | if (CvXSUB(GvCV(gv))) |
85e6fe83 |
75 | dump("(xsub 0x%x %d)\n", |
a0d0e21e |
76 | (long)CvXSUB(GvCV(gv)), |
77 | CvXSUBANY(GvCV(gv)).any_i32); |
85e6fe83 |
78 | else if (CvROOT(GvCV(gv))) |
79 | dump_op(CvROOT(GvCV(gv))); |
80 | else |
81 | dump("<undef>\n"); |
82 | } |
83 | |
84 | void |
85 | dump_form(gv) |
86 | GV* gv; |
87 | { |
88 | SV *sv = sv_newmortal(); |
89 | |
f6aff53a |
90 | gv_fullname3(sv, gv, Nullch); |
85e6fe83 |
91 | dump("\nFORMAT %s = ", SvPVX(sv)); |
92 | if (CvROOT(GvFORM(gv))) |
93 | dump_op(CvROOT(GvFORM(gv))); |
94 | else |
95 | dump("<undef>\n"); |
a687059c |
96 | } |
97 | |
8adcabd8 |
98 | void |
79072805 |
99 | dump_eval() |
8d063cd8 |
100 | { |
79072805 |
101 | dump_op(eval_root); |
102 | } |
103 | |
104 | void |
11343788 |
105 | dump_op(o) |
106 | register OP *o; |
79072805 |
107 | { |
79072805 |
108 | dump("{\n"); |
11343788 |
109 | if (o->op_seq) |
5dc0d613 |
110 | PerlIO_printf(Perl_debug_log, "%-4d", o->op_seq); |
93a17b20 |
111 | else |
760ac839 |
112 | PerlIO_printf(Perl_debug_log, " "); |
11343788 |
113 | dump("TYPE = %s ===> ", op_name[o->op_type]); |
114 | if (o->op_next) { |
115 | if (o->op_seq) |
5dc0d613 |
116 | PerlIO_printf(Perl_debug_log, "%d\n", o->op_next->op_seq); |
93a17b20 |
117 | else |
5dc0d613 |
118 | PerlIO_printf(Perl_debug_log, "(%d)\n", o->op_next->op_seq); |
93a17b20 |
119 | } |
79072805 |
120 | else |
760ac839 |
121 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
122 | dumplvl++; |
11343788 |
123 | if (o->op_targ) { |
124 | if (o->op_type == OP_NULL) |
125 | dump(" (was %s)\n", op_name[o->op_targ]); |
8990e307 |
126 | else |
11343788 |
127 | dump("TARG = %d\n", o->op_targ); |
8990e307 |
128 | } |
748a9306 |
129 | #ifdef DUMPADDR |
11343788 |
130 | dump("ADDR = 0x%lx => 0x%lx\n",o, o->op_next); |
79072805 |
131 | #endif |
11343788 |
132 | if (o->op_flags) { |
46fc3d4c |
133 | SV *tmpsv = newSVpv("", 0); |
5dc0d613 |
134 | switch (o->op_flags & OPf_WANT) { |
54310121 |
135 | case OPf_WANT_VOID: |
46fc3d4c |
136 | sv_catpv(tmpsv, ",VOID"); |
54310121 |
137 | break; |
138 | case OPf_WANT_SCALAR: |
46fc3d4c |
139 | sv_catpv(tmpsv, ",SCALAR"); |
54310121 |
140 | break; |
141 | case OPf_WANT_LIST: |
46fc3d4c |
142 | sv_catpv(tmpsv, ",LIST"); |
54310121 |
143 | break; |
144 | default: |
46fc3d4c |
145 | sv_catpv(tmpsv, ",UNKNOWN"); |
54310121 |
146 | break; |
147 | } |
11343788 |
148 | if (o->op_flags & OPf_KIDS) |
46fc3d4c |
149 | sv_catpv(tmpsv, ",KIDS"); |
11343788 |
150 | if (o->op_flags & OPf_PARENS) |
46fc3d4c |
151 | sv_catpv(tmpsv, ",PARENS"); |
11343788 |
152 | if (o->op_flags & OPf_STACKED) |
46fc3d4c |
153 | sv_catpv(tmpsv, ",STACKED"); |
11343788 |
154 | if (o->op_flags & OPf_REF) |
46fc3d4c |
155 | sv_catpv(tmpsv, ",REF"); |
11343788 |
156 | if (o->op_flags & OPf_MOD) |
46fc3d4c |
157 | sv_catpv(tmpsv, ",MOD"); |
11343788 |
158 | if (o->op_flags & OPf_SPECIAL) |
46fc3d4c |
159 | sv_catpv(tmpsv, ",SPECIAL"); |
160 | dump("FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : ""); |
161 | SvREFCNT_dec(tmpsv); |
79072805 |
162 | } |
11343788 |
163 | if (o->op_private) { |
46fc3d4c |
164 | SV *tmpsv = newSVpv("", 0); |
11343788 |
165 | if (o->op_type == OP_AASSIGN) { |
166 | if (o->op_private & OPpASSIGN_COMMON) |
46fc3d4c |
167 | sv_catpv(tmpsv, ",COMMON"); |
8d063cd8 |
168 | } |
11343788 |
169 | else if (o->op_type == OP_SASSIGN) { |
170 | if (o->op_private & OPpASSIGN_BACKWARDS) |
46fc3d4c |
171 | sv_catpv(tmpsv, ",BACKWARDS"); |
a0d0e21e |
172 | } |
11343788 |
173 | else if (o->op_type == OP_TRANS) { |
174 | if (o->op_private & OPpTRANS_SQUASH) |
46fc3d4c |
175 | sv_catpv(tmpsv, ",SQUASH"); |
11343788 |
176 | if (o->op_private & OPpTRANS_DELETE) |
46fc3d4c |
177 | sv_catpv(tmpsv, ",DELETE"); |
11343788 |
178 | if (o->op_private & OPpTRANS_COMPLEMENT) |
46fc3d4c |
179 | sv_catpv(tmpsv, ",COMPLEMENT"); |
8d063cd8 |
180 | } |
11343788 |
181 | else if (o->op_type == OP_REPEAT) { |
182 | if (o->op_private & OPpREPEAT_DOLIST) |
46fc3d4c |
183 | sv_catpv(tmpsv, ",DOLIST"); |
8d063cd8 |
184 | } |
11343788 |
185 | else if (o->op_type == OP_ENTERSUB || |
186 | o->op_type == OP_RV2SV || |
187 | o->op_type == OP_RV2AV || |
188 | o->op_type == OP_RV2HV || |
189 | o->op_type == OP_RV2GV || |
190 | o->op_type == OP_AELEM || |
191 | o->op_type == OP_HELEM ) |
85e6fe83 |
192 | { |
5dc0d613 |
193 | if (o->op_type == OP_ENTERSUB) { |
194 | if (o->op_private & OPpENTERSUB_AMPER) |
46fc3d4c |
195 | sv_catpv(tmpsv, ",AMPER"); |
5dc0d613 |
196 | if (o->op_private & OPpENTERSUB_DB) |
46fc3d4c |
197 | sv_catpv(tmpsv, ",DB"); |
68dc0745 |
198 | } |
5dc0d613 |
199 | switch (o->op_private & OPpDEREF) { |
5f05dabc |
200 | case OPpDEREF_SV: |
46fc3d4c |
201 | sv_catpv(tmpsv, ",SV"); |
5f05dabc |
202 | break; |
203 | case OPpDEREF_AV: |
46fc3d4c |
204 | sv_catpv(tmpsv, ",AV"); |
5f05dabc |
205 | break; |
206 | case OPpDEREF_HV: |
46fc3d4c |
207 | sv_catpv(tmpsv, ",HV"); |
5f05dabc |
208 | break; |
209 | } |
5dc0d613 |
210 | if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) { |
211 | if (o->op_private & OPpLVAL_DEFER) |
46fc3d4c |
212 | sv_catpv(tmpsv, ",LVAL_DEFER"); |
68dc0745 |
213 | } |
214 | else { |
5dc0d613 |
215 | if (o->op_private & HINT_STRICT_REFS) |
46fc3d4c |
216 | sv_catpv(tmpsv, ",STRICT_REFS"); |
68dc0745 |
217 | } |
8d063cd8 |
218 | } |
11343788 |
219 | else if (o->op_type == OP_CONST) { |
220 | if (o->op_private & OPpCONST_BARE) |
46fc3d4c |
221 | sv_catpv(tmpsv, ",BARE"); |
79072805 |
222 | } |
11343788 |
223 | else if (o->op_type == OP_FLIP) { |
224 | if (o->op_private & OPpFLIP_LINENUM) |
46fc3d4c |
225 | sv_catpv(tmpsv, ",LINENUM"); |
79072805 |
226 | } |
11343788 |
227 | else if (o->op_type == OP_FLOP) { |
228 | if (o->op_private & OPpFLIP_LINENUM) |
46fc3d4c |
229 | sv_catpv(tmpsv, ",LINENUM"); |
79072805 |
230 | } |
11343788 |
231 | if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO) |
46fc3d4c |
232 | sv_catpv(tmpsv, ",INTRO"); |
233 | if (SvCUR(tmpsv)) |
234 | dump("PRIVATE = (%s)\n", SvPVX(tmpsv) + 1); |
235 | SvREFCNT_dec(tmpsv); |
8d063cd8 |
236 | } |
8d063cd8 |
237 | |
11343788 |
238 | switch (o->op_type) { |
93a17b20 |
239 | case OP_GVSV: |
79072805 |
240 | case OP_GV: |
11343788 |
241 | if (cGVOPo->op_gv) { |
46fc3d4c |
242 | SV *tmpsv = NEWSV(0,0); |
8990e307 |
243 | ENTER; |
8990e307 |
244 | SAVEFREESV(tmpsv); |
5dc0d613 |
245 | gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch); |
463ee0b2 |
246 | dump("GV = %s\n", SvPV(tmpsv, na)); |
8990e307 |
247 | LEAVE; |
378cc40b |
248 | } |
79072805 |
249 | else |
250 | dump("GV = NULL\n"); |
251 | break; |
252 | case OP_CONST: |
11343788 |
253 | dump("SV = %s\n", SvPEEK(cSVOPo->op_sv)); |
79072805 |
254 | break; |
93a17b20 |
255 | case OP_NEXTSTATE: |
256 | case OP_DBSTATE: |
11343788 |
257 | if (cCOPo->cop_line) |
258 | dump("LINE = %d\n",cCOPo->cop_line); |
259 | if (cCOPo->cop_label) |
260 | dump("LABEL = \"%s\"\n",cCOPo->cop_label); |
79072805 |
261 | break; |
262 | case OP_ENTERLOOP: |
263 | dump("REDO ===> "); |
11343788 |
264 | if (cLOOPo->op_redoop) |
5dc0d613 |
265 | PerlIO_printf(Perl_debug_log, "%d\n", cLOOPo->op_redoop->op_seq); |
79072805 |
266 | else |
760ac839 |
267 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
268 | dump("NEXT ===> "); |
11343788 |
269 | if (cLOOPo->op_nextop) |
5dc0d613 |
270 | PerlIO_printf(Perl_debug_log, "%d\n", cLOOPo->op_nextop->op_seq); |
79072805 |
271 | else |
760ac839 |
272 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
273 | dump("LAST ===> "); |
11343788 |
274 | if (cLOOPo->op_lastop) |
5dc0d613 |
275 | PerlIO_printf(Perl_debug_log, "%d\n", cLOOPo->op_lastop->op_seq); |
79072805 |
276 | else |
760ac839 |
277 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
278 | break; |
279 | case OP_COND_EXPR: |
280 | dump("TRUE ===> "); |
11343788 |
281 | if (cCONDOPo->op_true) |
5dc0d613 |
282 | PerlIO_printf(Perl_debug_log, "%d\n", cCONDOPo->op_true->op_seq); |
79072805 |
283 | else |
760ac839 |
284 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
285 | dump("FALSE ===> "); |
11343788 |
286 | if (cCONDOPo->op_false) |
5dc0d613 |
287 | PerlIO_printf(Perl_debug_log, "%d\n", cCONDOPo->op_false->op_seq); |
79072805 |
288 | else |
760ac839 |
289 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
290 | break; |
a0d0e21e |
291 | case OP_MAPWHILE: |
79072805 |
292 | case OP_GREPWHILE: |
293 | case OP_OR: |
294 | case OP_AND: |
79072805 |
295 | dump("OTHER ===> "); |
11343788 |
296 | if (cLOGOPo->op_other) |
5dc0d613 |
297 | PerlIO_printf(Perl_debug_log, "%d\n", cLOGOPo->op_other->op_seq); |
79072805 |
298 | else |
760ac839 |
299 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 |
300 | break; |
301 | case OP_PUSHRE: |
302 | case OP_MATCH: |
303 | case OP_SUBST: |
11343788 |
304 | dump_pm(cPMOPo); |
79072805 |
305 | break; |
a0d0e21e |
306 | default: |
307 | break; |
79072805 |
308 | } |
11343788 |
309 | if (o->op_flags & OPf_KIDS) { |
79072805 |
310 | OP *kid; |
11343788 |
311 | for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling) |
79072805 |
312 | dump_op(kid); |
8d063cd8 |
313 | } |
314 | dumplvl--; |
315 | dump("}\n"); |
316 | } |
317 | |
8adcabd8 |
318 | void |
79072805 |
319 | dump_gv(gv) |
320 | register GV *gv; |
378cc40b |
321 | { |
79072805 |
322 | SV *sv; |
378cc40b |
323 | |
79072805 |
324 | if (!gv) { |
760ac839 |
325 | PerlIO_printf(Perl_debug_log, "{}\n"); |
378cc40b |
326 | return; |
327 | } |
8990e307 |
328 | sv = sv_newmortal(); |
8d063cd8 |
329 | dumplvl++; |
760ac839 |
330 | PerlIO_printf(Perl_debug_log, "{\n"); |
f6aff53a |
331 | gv_fullname3(sv, gv, Nullch); |
463ee0b2 |
332 | dump("GV_NAME = %s", SvPVX(sv)); |
79072805 |
333 | if (gv != GvEGV(gv)) { |
f6aff53a |
334 | gv_efullname3(sv, GvEGV(gv), Nullch); |
463ee0b2 |
335 | dump("-> %s", SvPVX(sv)); |
8adcabd8 |
336 | } |
337 | dump("\n"); |
8d063cd8 |
338 | dumplvl--; |
339 | dump("}\n"); |
340 | } |
341 | |
8adcabd8 |
342 | void |
79072805 |
343 | dump_pm(pm) |
344 | register PMOP *pm; |
8d063cd8 |
345 | { |
346 | char ch; |
347 | |
79072805 |
348 | if (!pm) { |
349 | dump("{}\n"); |
378cc40b |
350 | return; |
351 | } |
79072805 |
352 | dump("{\n"); |
8d063cd8 |
353 | dumplvl++; |
79072805 |
354 | if (pm->op_pmflags & PMf_ONCE) |
355 | ch = '?'; |
356 | else |
357 | ch = '/'; |
358 | if (pm->op_pmregexp) |
c90c0ff4 |
359 | dump("PMf_PRE %c%s%c%s\n", |
360 | ch, pm->op_pmregexp->precomp, ch, |
361 | (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : ""); |
362 | else |
363 | dump("PMf_PRE (RUNTIME)\n"); |
79072805 |
364 | if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) { |
365 | dump("PMf_REPL = "); |
366 | dump_op(pm->op_pmreplroot); |
8d063cd8 |
367 | } |
79072805 |
368 | if (pm->op_pmshort) { |
369 | dump("PMf_SHORT = %s\n",SvPEEK(pm->op_pmshort)); |
8d063cd8 |
370 | } |
79072805 |
371 | if (pm->op_pmflags) { |
46fc3d4c |
372 | SV *tmpsv = newSVpv("", 0); |
79072805 |
373 | if (pm->op_pmflags & PMf_USED) |
46fc3d4c |
374 | sv_catpv(tmpsv, ",USED"); |
79072805 |
375 | if (pm->op_pmflags & PMf_ONCE) |
46fc3d4c |
376 | sv_catpv(tmpsv, ",ONCE"); |
79072805 |
377 | if (pm->op_pmflags & PMf_SCANFIRST) |
46fc3d4c |
378 | sv_catpv(tmpsv, ",SCANFIRST"); |
79072805 |
379 | if (pm->op_pmflags & PMf_ALL) |
46fc3d4c |
380 | sv_catpv(tmpsv, ",ALL"); |
79072805 |
381 | if (pm->op_pmflags & PMf_SKIPWHITE) |
46fc3d4c |
382 | sv_catpv(tmpsv, ",SKIPWHITE"); |
79072805 |
383 | if (pm->op_pmflags & PMf_CONST) |
46fc3d4c |
384 | sv_catpv(tmpsv, ",CONST"); |
79072805 |
385 | if (pm->op_pmflags & PMf_KEEP) |
46fc3d4c |
386 | sv_catpv(tmpsv, ",KEEP"); |
79072805 |
387 | if (pm->op_pmflags & PMf_GLOBAL) |
46fc3d4c |
388 | sv_catpv(tmpsv, ",GLOBAL"); |
c90c0ff4 |
389 | if (pm->op_pmflags & PMf_CONTINUE) |
390 | sv_catpv(tmpsv, ",CONTINUE"); |
79072805 |
391 | if (pm->op_pmflags & PMf_EVAL) |
46fc3d4c |
392 | sv_catpv(tmpsv, ",EVAL"); |
393 | dump("PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : ""); |
394 | SvREFCNT_dec(tmpsv); |
378cc40b |
395 | } |
79072805 |
396 | |
8d063cd8 |
397 | dumplvl--; |
398 | dump("}\n"); |
399 | } |
400 | |
4db58590 |
401 | |
402 | #if !defined(I_STDARG) && !defined(I_VARARGS) |
378cc40b |
403 | /* VARARGS1 */ |
8adcabd8 |
404 | static void dump(arg1,arg2,arg3,arg4,arg5) |
378cc40b |
405 | char *arg1; |
406 | long arg2, arg3, arg4, arg5; |
8d063cd8 |
407 | { |
79072805 |
408 | I32 i; |
8d063cd8 |
409 | |
410 | for (i = dumplvl*4; i; i--) |
760ac839 |
411 | (void)PerlIO_putc(Perl_debug_log,' '); |
412 | PerlIO_printf(Perl_debug_log, arg1, arg2, arg3, arg4, arg5); |
4db58590 |
413 | } |
414 | |
415 | #else |
416 | |
417 | #ifdef I_STDARG |
418 | static void |
419 | dump(char *pat,...) |
420 | #else |
421 | /*VARARGS0*/ |
422 | static void |
423 | dump(pat,va_alist) |
424 | char *pat; |
425 | va_dcl |
426 | #endif |
427 | { |
428 | I32 i; |
429 | va_list args; |
4db58590 |
430 | |
431 | #ifdef I_STDARG |
432 | va_start(args, pat); |
433 | #else |
434 | va_start(args); |
435 | #endif |
436 | for (i = dumplvl*4; i; i--) |
760ac839 |
437 | (void)PerlIO_putc(Perl_debug_log,' '); |
438 | PerlIO_vprintf(Perl_debug_log,pat,args); |
4db58590 |
439 | va_end(args); |
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440 | } |
441 | #endif |
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442 | |
443 | #endif |