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