Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* dump.c |
a687059c | 2 | * |
a0d0e21e | 3 | * Copyright (c) 1991-1994, Larry Wall |
a687059c | 4 | * |
6e21c824 LW |
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 LW |
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 LW |
13 | */ |
14 | ||
8d063cd8 | 15 | #include "EXTERN.h" |
8d063cd8 LW |
16 | #include "perl.h" |
17 | ||
2304df62 AD |
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 LW |
30 | |
31 | void | |
93a17b20 | 32 | dump_all() |
79072805 | 33 | { |
760ac839 | 34 | PerlIO_setlinebuf(Perl_debug_log); |
93a17b20 LW |
35 | if (main_root) |
36 | dump_op(main_root); | |
463ee0b2 LW |
37 | dump_packsubs(defstash); |
38 | } | |
39 | ||
40 | void | |
41 | dump_packsubs(stash) | |
42 | HV* stash; | |
43 | { | |
a0d0e21e | 44 | I32 i; |
463ee0b2 LW |
45 | HE *entry; |
46 | ||
8990e307 LW |
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 LW |
52 | HV *hv; |
53 | if (GvCV(gv)) | |
54 | dump_sub(gv); | |
85e6fe83 LW |
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 LW |
59 | dump_packsubs(hv); /* nested package */ |
60 | } | |
79072805 LW |
61 | } |
62 | } | |
63 | ||
64 | void | |
93a17b20 LW |
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 LW |
74 | (long)CvXSUB(GvCV(gv)), |
75 | CvXSUBANY(GvCV(gv)).any_i32); | |
85e6fe83 LW |
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 LW |
89 | dump("\nFORMAT %s = ", SvPVX(sv)); |
90 | if (CvROOT(GvFORM(gv))) | |
91 | dump_op(CvROOT(GvFORM(gv))); | |
92 | else | |
93 | dump("<undef>\n"); | |
a687059c LW |
94 | } |
95 | ||
8adcabd8 | 96 | void |
79072805 | 97 | dump_eval() |
8d063cd8 | 98 | { |
79072805 LW |
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 LW |
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 LW |
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 LW |
130 | dump("ADDR = 0x%lx => 0x%lx\n",op, op->op_next); |
131 | #endif | |
132 | if (op->op_flags) { | |
8d063cd8 | 133 | *buf = '\0'; |
79072805 LW |
134 | if (op->op_flags & OPf_KNOW) { |
135 | if (op->op_flags & OPf_LIST) | |
136 | (void)strcat(buf,"LIST,"); | |
137 | else | |
138 | (void)strcat(buf,"SCALAR,"); | |
139 | } | |
140 | else | |
141 | (void)strcat(buf,"UNKNOWN,"); | |
142 | if (op->op_flags & OPf_KIDS) | |
143 | (void)strcat(buf,"KIDS,"); | |
144 | if (op->op_flags & OPf_PARENS) | |
145 | (void)strcat(buf,"PARENS,"); | |
146 | if (op->op_flags & OPf_STACKED) | |
147 | (void)strcat(buf,"STACKED,"); | |
a0d0e21e LW |
148 | if (op->op_flags & OPf_REF) |
149 | (void)strcat(buf,"REF,"); | |
150 | if (op->op_flags & OPf_MOD) | |
151 | (void)strcat(buf,"MOD,"); | |
79072805 LW |
152 | if (op->op_flags & OPf_SPECIAL) |
153 | (void)strcat(buf,"SPECIAL,"); | |
8d063cd8 LW |
154 | if (*buf) |
155 | buf[strlen(buf)-1] = '\0'; | |
79072805 LW |
156 | dump("FLAGS = (%s)\n",buf); |
157 | } | |
158 | if (op->op_private) { | |
159 | *buf = '\0'; | |
160 | if (op->op_type == OP_AASSIGN) { | |
161 | if (op->op_private & OPpASSIGN_COMMON) | |
162 | (void)strcat(buf,"COMMON,"); | |
8d063cd8 | 163 | } |
a0d0e21e LW |
164 | else if (op->op_type == OP_SASSIGN) { |
165 | if (op->op_private & OPpASSIGN_BACKWARDS) | |
166 | (void)strcat(buf,"BACKWARDS,"); | |
167 | } | |
79072805 LW |
168 | else if (op->op_type == OP_TRANS) { |
169 | if (op->op_private & OPpTRANS_SQUASH) | |
170 | (void)strcat(buf,"SQUASH,"); | |
171 | if (op->op_private & OPpTRANS_DELETE) | |
172 | (void)strcat(buf,"DELETE,"); | |
173 | if (op->op_private & OPpTRANS_COMPLEMENT) | |
174 | (void)strcat(buf,"COMPLEMENT,"); | |
8d063cd8 | 175 | } |
79072805 LW |
176 | else if (op->op_type == OP_REPEAT) { |
177 | if (op->op_private & OPpREPEAT_DOLIST) | |
178 | (void)strcat(buf,"DOLIST,"); | |
8d063cd8 | 179 | } |
a0d0e21e | 180 | else if (op->op_type == OP_ENTERSUB || |
85e6fe83 LW |
181 | op->op_type == OP_RV2SV || |
182 | op->op_type == OP_RV2AV || | |
183 | op->op_type == OP_RV2HV || | |
184 | op->op_type == OP_RV2GV || | |
185 | op->op_type == OP_AELEM || | |
186 | op->op_type == OP_HELEM ) | |
187 | { | |
c07a80fd | 188 | if (op->op_private & OPpENTERSUB_AMPER) |
189 | (void)strcat(buf,"AMPER,"); | |
190 | if (op->op_private & OPpENTERSUB_DB) | |
79072805 | 191 | (void)strcat(buf,"DB,"); |
5f05dabc | 192 | switch (op->op_private & OPpDEREF) { |
193 | case OPpDEREF_SV: | |
194 | (void)strcat(buf, "SV,"); | |
195 | break; | |
196 | case OPpDEREF_AV: | |
197 | (void)strcat(buf, "AV,"); | |
198 | break; | |
199 | case OPpDEREF_HV: | |
200 | (void)strcat(buf, "HV,"); | |
201 | break; | |
202 | } | |
85e6fe83 LW |
203 | if (op->op_private & HINT_STRICT_REFS) |
204 | (void)strcat(buf,"STRICT_REFS,"); | |
8d063cd8 | 205 | } |
79072805 LW |
206 | else if (op->op_type == OP_CONST) { |
207 | if (op->op_private & OPpCONST_BARE) | |
208 | (void)strcat(buf,"BARE,"); | |
209 | } | |
210 | else if (op->op_type == OP_FLIP) { | |
211 | if (op->op_private & OPpFLIP_LINENUM) | |
212 | (void)strcat(buf,"LINENUM,"); | |
213 | } | |
214 | else if (op->op_type == OP_FLOP) { | |
215 | if (op->op_private & OPpFLIP_LINENUM) | |
216 | (void)strcat(buf,"LINENUM,"); | |
217 | } | |
a0d0e21e LW |
218 | if (op->op_flags & OPf_MOD && op->op_private & OPpLVAL_INTRO) |
219 | (void)strcat(buf,"INTRO,"); | |
79072805 LW |
220 | if (*buf) { |
221 | buf[strlen(buf)-1] = '\0'; | |
222 | dump("PRIVATE = (%s)\n",buf); | |
8d063cd8 | 223 | } |
8d063cd8 | 224 | } |
8d063cd8 | 225 | |
79072805 | 226 | switch (op->op_type) { |
93a17b20 | 227 | case OP_GVSV: |
79072805 LW |
228 | case OP_GV: |
229 | if (cGVOP->op_gv) { | |
8990e307 | 230 | ENTER; |
79072805 | 231 | tmpsv = NEWSV(0,0); |
8990e307 | 232 | SAVEFREESV(tmpsv); |
f6aff53a | 233 | gv_fullname3(tmpsv, cGVOP->op_gv, Nullch); |
463ee0b2 | 234 | dump("GV = %s\n", SvPV(tmpsv, na)); |
8990e307 | 235 | LEAVE; |
378cc40b | 236 | } |
79072805 LW |
237 | else |
238 | dump("GV = NULL\n"); | |
239 | break; | |
240 | case OP_CONST: | |
241 | dump("SV = %s\n", SvPEEK(cSVOP->op_sv)); | |
242 | break; | |
93a17b20 LW |
243 | case OP_NEXTSTATE: |
244 | case OP_DBSTATE: | |
79072805 LW |
245 | if (cCOP->cop_line) |
246 | dump("LINE = %d\n",cCOP->cop_line); | |
247 | if (cCOP->cop_label) | |
248 | dump("LABEL = \"%s\"\n",cCOP->cop_label); | |
249 | break; | |
250 | case OP_ENTERLOOP: | |
251 | dump("REDO ===> "); | |
93a17b20 | 252 | if (cLOOP->op_redoop) |
760ac839 | 253 | PerlIO_printf(Perl_debug_log, "%d\n", cLOOP->op_redoop->op_seq); |
79072805 | 254 | else |
760ac839 | 255 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 | 256 | dump("NEXT ===> "); |
93a17b20 | 257 | if (cLOOP->op_nextop) |
760ac839 | 258 | PerlIO_printf(Perl_debug_log, "%d\n", cLOOP->op_nextop->op_seq); |
79072805 | 259 | else |
760ac839 | 260 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 | 261 | dump("LAST ===> "); |
93a17b20 | 262 | if (cLOOP->op_lastop) |
760ac839 | 263 | PerlIO_printf(Perl_debug_log, "%d\n", cLOOP->op_lastop->op_seq); |
79072805 | 264 | else |
760ac839 | 265 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 LW |
266 | break; |
267 | case OP_COND_EXPR: | |
268 | dump("TRUE ===> "); | |
93a17b20 | 269 | if (cCONDOP->op_true) |
760ac839 | 270 | PerlIO_printf(Perl_debug_log, "%d\n", cCONDOP->op_true->op_seq); |
79072805 | 271 | else |
760ac839 | 272 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 | 273 | dump("FALSE ===> "); |
93a17b20 | 274 | if (cCONDOP->op_false) |
760ac839 | 275 | PerlIO_printf(Perl_debug_log, "%d\n", cCONDOP->op_false->op_seq); |
79072805 | 276 | else |
760ac839 | 277 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 | 278 | break; |
a0d0e21e | 279 | case OP_MAPWHILE: |
79072805 LW |
280 | case OP_GREPWHILE: |
281 | case OP_OR: | |
282 | case OP_AND: | |
79072805 | 283 | dump("OTHER ===> "); |
93a17b20 | 284 | if (cLOGOP->op_other) |
760ac839 | 285 | PerlIO_printf(Perl_debug_log, "%d\n", cLOGOP->op_other->op_seq); |
79072805 | 286 | else |
760ac839 | 287 | PerlIO_printf(Perl_debug_log, "DONE\n"); |
79072805 LW |
288 | break; |
289 | case OP_PUSHRE: | |
290 | case OP_MATCH: | |
291 | case OP_SUBST: | |
463ee0b2 | 292 | dump_pm((PMOP*)op); |
79072805 | 293 | break; |
a0d0e21e LW |
294 | default: |
295 | break; | |
79072805 LW |
296 | } |
297 | if (op->op_flags & OPf_KIDS) { | |
298 | OP *kid; | |
299 | for (kid = cUNOP->op_first; kid; kid = kid->op_sibling) | |
300 | dump_op(kid); | |
8d063cd8 LW |
301 | } |
302 | dumplvl--; | |
303 | dump("}\n"); | |
304 | } | |
305 | ||
8adcabd8 | 306 | void |
79072805 LW |
307 | dump_gv(gv) |
308 | register GV *gv; | |
378cc40b | 309 | { |
79072805 | 310 | SV *sv; |
378cc40b | 311 | |
79072805 | 312 | if (!gv) { |
760ac839 | 313 | PerlIO_printf(Perl_debug_log, "{}\n"); |
378cc40b LW |
314 | return; |
315 | } | |
8990e307 | 316 | sv = sv_newmortal(); |
8d063cd8 | 317 | dumplvl++; |
760ac839 | 318 | PerlIO_printf(Perl_debug_log, "{\n"); |
f6aff53a | 319 | gv_fullname3(sv, gv, Nullch); |
463ee0b2 | 320 | dump("GV_NAME = %s", SvPVX(sv)); |
79072805 | 321 | if (gv != GvEGV(gv)) { |
f6aff53a | 322 | gv_efullname3(sv, GvEGV(gv), Nullch); |
463ee0b2 | 323 | dump("-> %s", SvPVX(sv)); |
8adcabd8 LW |
324 | } |
325 | dump("\n"); | |
8d063cd8 LW |
326 | dumplvl--; |
327 | dump("}\n"); | |
328 | } | |
329 | ||
8adcabd8 | 330 | void |
79072805 LW |
331 | dump_pm(pm) |
332 | register PMOP *pm; | |
8d063cd8 LW |
333 | { |
334 | char ch; | |
335 | ||
79072805 LW |
336 | if (!pm) { |
337 | dump("{}\n"); | |
378cc40b LW |
338 | return; |
339 | } | |
79072805 | 340 | dump("{\n"); |
8d063cd8 | 341 | dumplvl++; |
79072805 LW |
342 | if (pm->op_pmflags & PMf_ONCE) |
343 | ch = '?'; | |
344 | else | |
345 | ch = '/'; | |
346 | if (pm->op_pmregexp) | |
347 | dump("PMf_PRE %c%s%c\n",ch,pm->op_pmregexp->precomp,ch); | |
348 | if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) { | |
349 | dump("PMf_REPL = "); | |
350 | dump_op(pm->op_pmreplroot); | |
8d063cd8 | 351 | } |
79072805 LW |
352 | if (pm->op_pmshort) { |
353 | dump("PMf_SHORT = %s\n",SvPEEK(pm->op_pmshort)); | |
8d063cd8 | 354 | } |
79072805 LW |
355 | if (pm->op_pmflags) { |
356 | *buf = '\0'; | |
357 | if (pm->op_pmflags & PMf_USED) | |
358 | (void)strcat(buf,"USED,"); | |
359 | if (pm->op_pmflags & PMf_ONCE) | |
360 | (void)strcat(buf,"ONCE,"); | |
361 | if (pm->op_pmflags & PMf_SCANFIRST) | |
362 | (void)strcat(buf,"SCANFIRST,"); | |
363 | if (pm->op_pmflags & PMf_ALL) | |
364 | (void)strcat(buf,"ALL,"); | |
365 | if (pm->op_pmflags & PMf_SKIPWHITE) | |
366 | (void)strcat(buf,"SKIPWHITE,"); | |
79072805 LW |
367 | if (pm->op_pmflags & PMf_CONST) |
368 | (void)strcat(buf,"CONST,"); | |
369 | if (pm->op_pmflags & PMf_KEEP) | |
370 | (void)strcat(buf,"KEEP,"); | |
371 | if (pm->op_pmflags & PMf_GLOBAL) | |
372 | (void)strcat(buf,"GLOBAL,"); | |
373 | if (pm->op_pmflags & PMf_RUNTIME) | |
374 | (void)strcat(buf,"RUNTIME,"); | |
375 | if (pm->op_pmflags & PMf_EVAL) | |
376 | (void)strcat(buf,"EVAL,"); | |
377 | if (*buf) | |
378 | buf[strlen(buf)-1] = '\0'; | |
379 | dump("PMFLAGS = (%s)\n",buf); | |
378cc40b | 380 | } |
79072805 | 381 | |
8d063cd8 LW |
382 | dumplvl--; |
383 | dump("}\n"); | |
384 | } | |
385 | ||
4db58590 | 386 | |
387 | #if !defined(I_STDARG) && !defined(I_VARARGS) | |
378cc40b | 388 | /* VARARGS1 */ |
8adcabd8 | 389 | static void dump(arg1,arg2,arg3,arg4,arg5) |
378cc40b LW |
390 | char *arg1; |
391 | long arg2, arg3, arg4, arg5; | |
8d063cd8 | 392 | { |
79072805 | 393 | I32 i; |
8d063cd8 LW |
394 | |
395 | for (i = dumplvl*4; i; i--) | |
760ac839 LW |
396 | (void)PerlIO_putc(Perl_debug_log,' '); |
397 | PerlIO_printf(Perl_debug_log, arg1, arg2, arg3, arg4, arg5); | |
4db58590 | 398 | } |
399 | ||
400 | #else | |
401 | ||
402 | #ifdef I_STDARG | |
403 | static void | |
404 | dump(char *pat,...) | |
405 | #else | |
406 | /*VARARGS0*/ | |
407 | static void | |
408 | dump(pat,va_alist) | |
409 | char *pat; | |
410 | va_dcl | |
411 | #endif | |
412 | { | |
413 | I32 i; | |
414 | va_list args; | |
4db58590 | 415 | |
416 | #ifdef I_STDARG | |
417 | va_start(args, pat); | |
418 | #else | |
419 | va_start(args); | |
420 | #endif | |
421 | for (i = dumplvl*4; i; i--) | |
760ac839 LW |
422 | (void)PerlIO_putc(Perl_debug_log,' '); |
423 | PerlIO_vprintf(Perl_debug_log,pat,args); | |
4db58590 | 424 | va_end(args); |
8d063cd8 LW |
425 | } |
426 | #endif | |
4db58590 | 427 | |
428 | #endif |