Commit | Line | Data |
cceec84c |
1 | #define PERL_NO_GET_CONTEXT 1 |
94caac6e |
2 | #include "EXTERN.h" |
3 | #include "perl.h" |
4 | #include "XSUB.h" |
b15aa864 |
5 | #include "hook_op_check.h" |
94caac6e |
6 | #undef printf |
e807ee50 |
7 | #include "stolen_chunk_of_toke.c" |
94caac6e |
8 | #include <stdio.h> |
9 | #include <string.h> |
10 | |
023db2fb |
11 | #define PERL_VERSION_DECIMAL(r,v,s) (r*1000000 + v*1000 + s) |
12 | #define PERL_DECIMAL_VERSION \ |
13 | PERL_VERSION_DECIMAL(PERL_REVISION,PERL_VERSION,PERL_SUBVERSION) |
14 | #define PERL_VERSION_GE(r,v,s) \ |
15 | (PERL_DECIMAL_VERSION >= PERL_VERSION_DECIMAL(r,v,s)) |
16 | |
9673d7ca |
17 | #ifndef Newx |
18 | # define Newx(v,n,t) New(0,v,n,t) |
19 | #endif /* !Newx */ |
20 | |
7dd7d008 |
21 | #define DD_DEBUGf_UPDATED_LINESTR 1 |
22 | #define DD_DEBUGf_TRACE 2 |
23 | |
24 | #define DD_DEBUG_UPDATED_LINESTR (dd_debug & DD_DEBUGf_UPDATED_LINESTR) |
25 | #define DD_DEBUG_TRACE (dd_debug & DD_DEBUGf_TRACE) |
e81bee92 |
26 | static int dd_debug = 0; |
c630715a |
27 | |
023db2fb |
28 | #define DD_CONST_VIA_RV2CV PERL_VERSION_GE(5,11,2) |
29 | |
6ed8c948 |
30 | #define DD_GROW_VIA_BLOCKHOOK PERL_VERSION_GE(5,13,3) |
31 | |
94caac6e |
32 | #define LEX_NORMAL 10 |
33 | #define LEX_INTERPNORMAL 9 |
34 | |
e8df925b |
35 | /* please try not to have a line longer than this :) */ |
36 | |
37 | #define DD_PREFERRED_LINESTR_SIZE 16384 |
38 | |
94caac6e |
39 | /* flag to trigger removal of temporary declaree sub */ |
40 | |
41 | static int in_declare = 0; |
42 | |
96f12726 |
43 | /* in 5.10, PL_parser will be NULL if we aren't parsing, and PL_lex_stuff |
44 | is a lookup into it - so if anything else we can use to tell, so we |
45 | need to be a bit more careful if PL_parser exists */ |
46 | |
47 | #define DD_AM_LEXING_CHECK (PL_lex_state == LEX_NORMAL || PL_lex_state == LEX_INTERPNORMAL) |
48 | |
f19b3507 |
49 | #if defined(PL_parser) || defined(PERL_5_9_PLUS) |
96f12726 |
50 | #define DD_HAVE_PARSER PL_parser |
51 | #define DD_HAVE_LEX_STUFF (PL_parser && PL_lex_stuff) |
52 | #define DD_AM_LEXING (PL_parser && DD_AM_LEXING_CHECK) |
53 | #else |
54 | #define DD_HAVE_PARSER 1 |
55 | #define DD_HAVE_LEX_STUFF PL_lex_stuff |
56 | #define DD_AM_LEXING DD_AM_LEXING_CHECK |
57 | #endif |
58 | |
72f20f69 |
59 | /* thing that decides whether we're dealing with a declarator */ |
60 | |
61 | int dd_is_declarator(pTHX_ char* name) { |
62 | HV* is_declarator; |
63 | SV** is_declarator_pack_ref; |
64 | HV* is_declarator_pack_hash; |
65 | SV** is_declarator_flag_ref; |
66 | int dd_flags; |
ec25cea7 |
67 | char* curstash_name; |
72f20f69 |
68 | |
69 | is_declarator = get_hv("Devel::Declare::declarators", FALSE); |
70 | |
71 | if (!is_declarator) |
72 | return -1; |
73 | |
569ac469 |
74 | /* $declarators{$current_package_name} */ |
75 | |
ec25cea7 |
76 | curstash_name = HvNAME(PL_curstash); |
77 | if (!curstash_name) |
f2a41aa1 |
78 | return -1; |
9603b8dc |
79 | |
ec25cea7 |
80 | is_declarator_pack_ref = hv_fetch(is_declarator, curstash_name, |
81 | strlen(curstash_name), FALSE); |
72f20f69 |
82 | |
83 | if (!is_declarator_pack_ref || !SvROK(*is_declarator_pack_ref)) |
84 | return -1; /* not a hashref */ |
85 | |
86 | is_declarator_pack_hash = (HV*) SvRV(*is_declarator_pack_ref); |
87 | |
569ac469 |
88 | /* $declarators{$current_package_name}{$name} */ |
89 | |
72f20f69 |
90 | is_declarator_flag_ref = hv_fetch( |
91 | is_declarator_pack_hash, name, |
92 | strlen(name), FALSE |
93 | ); |
94 | |
95 | /* requires SvIOK as well as TRUE since flags not being an int is useless */ |
96 | |
97 | if (!is_declarator_flag_ref |
48ee5c99 |
98 | || !SvIOK(*is_declarator_flag_ref) |
72f20f69 |
99 | || !SvTRUE(*is_declarator_flag_ref)) |
100 | return -1; |
101 | |
102 | dd_flags = SvIVX(*is_declarator_flag_ref); |
103 | |
104 | return dd_flags; |
105 | } |
106 | |
569ac469 |
107 | /* callback thingy */ |
108 | |
a9bd9b5e |
109 | void dd_linestr_callback (pTHX_ char* type, char* name) { |
569ac469 |
110 | |
111 | char* linestr = SvPVX(PL_linestr); |
a9bd9b5e |
112 | int offset = PL_bufptr - linestr; |
569ac469 |
113 | |
569ac469 |
114 | dSP; |
115 | |
116 | ENTER; |
117 | SAVETMPS; |
118 | |
119 | PUSHMARK(SP); |
120 | XPUSHs(sv_2mortal(newSVpv(type, 0))); |
121 | XPUSHs(sv_2mortal(newSVpv(name, 0))); |
122 | XPUSHs(sv_2mortal(newSViv(offset))); |
123 | PUTBACK; |
124 | |
04a8a223 |
125 | call_pv("Devel::Declare::linestr_callback", G_VOID|G_DISCARD); |
569ac469 |
126 | |
569ac469 |
127 | FREETMPS; |
128 | LEAVE; |
129 | } |
130 | |
131 | char* dd_get_linestr(pTHX) { |
5f0b59d5 |
132 | if (!DD_HAVE_PARSER) { |
133 | return NULL; |
134 | } |
569ac469 |
135 | return SvPVX(PL_linestr); |
136 | } |
137 | |
138 | void dd_set_linestr(pTHX_ char* new_value) { |
6f5220b7 |
139 | unsigned int new_len = strlen(new_value); |
569ac469 |
140 | |
ce9a252b |
141 | if (SvLEN(PL_linestr) < new_len) { |
41db92e3 |
142 | croak("PL_linestr not long enough, was Devel::Declare loaded soon enough in %s", |
143 | CopFILE(&PL_compiling) |
144 | ); |
ce9a252b |
145 | } |
146 | |
569ac469 |
147 | |
148 | memcpy(SvPVX(PL_linestr), new_value, new_len+1); |
149 | |
150 | SvCUR_set(PL_linestr, new_len); |
151 | |
152 | PL_bufend = SvPVX(PL_linestr) + new_len; |
7dd7d008 |
153 | |
87195072 |
154 | if ( DD_DEBUG_UPDATED_LINESTR && PERLDB_LINE && PL_curstash != PL_debstash) { |
ec25cea7 |
155 | /* Cribbed from toke.c */ |
156 | AV *fileav = CopFILEAV(&PL_compiling); |
157 | if (fileav) { |
158 | SV * const sv = NEWSV(85,0); |
159 | |
160 | sv_upgrade(sv, SVt_PVMG); |
161 | sv_setpvn(sv,PL_bufptr,PL_bufend-PL_bufptr); |
162 | (void)SvIOK_on(sv); |
163 | SvIV_set(sv, 0); |
164 | av_store(fileav,(I32)CopLINE(&PL_compiling),sv); |
165 | } |
7dd7d008 |
166 | } |
569ac469 |
167 | } |
168 | |
04a8a223 |
169 | char* dd_get_lex_stuff(pTHX) { |
96f12726 |
170 | return (DD_HAVE_LEX_STUFF ? SvPVX(PL_lex_stuff) : ""); |
04a8a223 |
171 | } |
172 | |
bd85a06e |
173 | void dd_clear_lex_stuff(pTHX) { |
96f12726 |
174 | if (DD_HAVE_PARSER) |
f05cbc90 |
175 | PL_lex_stuff = (SV*)NULL; |
04a8a223 |
176 | } |
177 | |
178 | char* dd_get_curstash_name(pTHX) { |
179 | return HvNAME(PL_curstash); |
180 | } |
181 | |
022eb0cc |
182 | int dd_get_linestr_offset(pTHX) { |
0da63271 |
183 | char* linestr; |
184 | if (!DD_HAVE_PARSER) { |
185 | return -1; |
186 | } |
187 | linestr = SvPVX(PL_linestr); |
022eb0cc |
188 | return PL_bufptr - linestr; |
189 | } |
190 | |
840ebcbb |
191 | char* dd_move_past_token (pTHX_ char* s) { |
923c07a8 |
192 | |
193 | /* |
194 | * buffer will be at the beginning of the declarator, -unless- the |
195 | * declarator is at EOL in which case it'll be the next useful line |
196 | * so we don't short-circuit out if we don't find the declarator |
197 | */ |
198 | |
199 | while (s < PL_bufend && isSPACE(*s)) s++; |
200 | if (memEQ(s, PL_tokenbuf, strlen(PL_tokenbuf))) |
201 | s += strlen(PL_tokenbuf); |
202 | return s; |
203 | } |
204 | |
840ebcbb |
205 | int dd_toke_move_past_token (pTHX_ int offset) { |
04a8a223 |
206 | char* base_s = SvPVX(PL_linestr) + offset; |
207 | char* s = dd_move_past_token(aTHX_ base_s); |
208 | return s - base_s; |
209 | } |
210 | |
923c07a8 |
211 | int dd_toke_scan_word(pTHX_ int offset, int handle_package) { |
212 | char tmpbuf[sizeof PL_tokenbuf]; |
213 | char* base_s = SvPVX(PL_linestr) + offset; |
214 | STRLEN len; |
215 | char* s = scan_word(base_s, tmpbuf, sizeof tmpbuf, handle_package, &len); |
216 | return s - base_s; |
217 | } |
218 | |
f11d21b2 |
219 | int dd_toke_scan_ident(pTHX_ int offset) { |
220 | char tmpbuf[sizeof PL_tokenbuf]; |
221 | char* base_s = SvPVX(PL_linestr) + offset; |
f11d21b2 |
222 | char* s = scan_ident(base_s, PL_bufend, tmpbuf, sizeof tmpbuf, 0); |
223 | return s - base_s; |
224 | } |
225 | |
923c07a8 |
226 | int dd_toke_scan_str(pTHX_ int offset) { |
d3480bb4 |
227 | char* old_pvx = SvPVX(PL_linestr); |
08c39634 |
228 | SV* line_copy = sv_2mortal(newSVsv(PL_linestr)); |
923c07a8 |
229 | char* base_s = SvPVX(PL_linestr) + offset; |
230 | char* s = scan_str(base_s, FALSE, FALSE); |
d3480bb4 |
231 | if(SvPVX(PL_linestr) != old_pvx) |
232 | croak("PL_linestr reallocated during scan_str, " |
233 | "Devel::Declare can't continue"); |
8449c31f |
234 | if (!s) |
235 | return 0; |
361de2b5 |
236 | if (s <= base_s || memcmp(SvPVX(line_copy), SvPVX(PL_linestr), offset)) { |
78bb475d |
237 | s += SvCUR(line_copy); |
86964fb3 |
238 | sv_catsv(line_copy, PL_linestr); |
239 | dd_set_linestr(aTHX_ SvPV_nolen(line_copy)); |
86964fb3 |
240 | } |
923c07a8 |
241 | return s - base_s; |
242 | } |
243 | |
244 | int dd_toke_skipspace(pTHX_ int offset) { |
e8df925b |
245 | char* old_pvx = SvPVX(PL_linestr); |
923c07a8 |
246 | char* base_s = SvPVX(PL_linestr) + offset; |
a25db2dc |
247 | char* s = skipspace_force(base_s); |
e8df925b |
248 | if(SvPVX(PL_linestr) != old_pvx) |
249 | croak("PL_linestr reallocated during skipspace, " |
250 | "Devel::Declare can't continue"); |
923c07a8 |
251 | return s - base_s; |
252 | } |
253 | |
023db2fb |
254 | static void call_done_declare(pTHX) { |
255 | dSP; |
256 | |
257 | if (DD_DEBUG_TRACE) { |
258 | printf("Deconstructing declare\n"); |
259 | printf("PL_bufptr: %s\n", PL_bufptr); |
d44b3df5 |
260 | printf("bufend at: %i\n", (int)(PL_bufend - PL_bufptr)); |
023db2fb |
261 | printf("linestr: %s\n", SvPVX(PL_linestr)); |
d44b3df5 |
262 | printf("linestr len: %i\n", (int)(PL_bufend - SvPVX(PL_linestr))); |
023db2fb |
263 | } |
264 | |
265 | ENTER; |
266 | SAVETMPS; |
267 | |
268 | PUSHMARK(SP); |
269 | |
270 | call_pv("Devel::Declare::done_declare", G_VOID|G_DISCARD); |
271 | |
272 | FREETMPS; |
273 | LEAVE; |
274 | |
275 | if (DD_DEBUG_TRACE) { |
276 | printf("PL_bufptr: %s\n", PL_bufptr); |
d44b3df5 |
277 | printf("bufend at: %i\n", (int)(PL_bufend - PL_bufptr)); |
023db2fb |
278 | printf("linestr: %s\n", SvPVX(PL_linestr)); |
d44b3df5 |
279 | printf("linestr len: %i\n", (int)(PL_bufend - SvPVX(PL_linestr))); |
280 | printf("actual len: %i\n", (int)strlen(PL_bufptr)); |
023db2fb |
281 | } |
282 | } |
283 | |
284 | static int dd_handle_const(pTHX_ char *name); |
285 | |
94caac6e |
286 | /* replacement PL_check rv2cv entry */ |
287 | |
6e67754a |
288 | STATIC OP *dd_ck_rv2cv(pTHX_ OP *o, void *user_data) { |
94caac6e |
289 | OP* kid; |
0ba8c7aa |
290 | int dd_flags; |
94caac6e |
291 | |
6f5220b7 |
292 | PERL_UNUSED_VAR(user_data); |
293 | |
499109e0 |
294 | if (!DD_AM_LEXING) |
295 | return o; /* not lexing? */ |
296 | |
94caac6e |
297 | if (in_declare) { |
023db2fb |
298 | call_done_declare(aTHX); |
94caac6e |
299 | return o; |
300 | } |
301 | |
302 | kid = cUNOPo->op_first; |
303 | |
304 | if (kid->op_type != OP_GV) /* not a GV so ignore */ |
305 | return o; |
306 | |
7dd7d008 |
307 | if (DD_DEBUG_TRACE) { |
e81bee92 |
308 | printf("Checking GV %s -> %s\n", HvNAME(GvSTASH(kGVOP_gv)), GvNAME(kGVOP_gv)); |
309 | } |
840ebcbb |
310 | |
72f20f69 |
311 | dd_flags = dd_is_declarator(aTHX_ GvNAME(kGVOP_gv)); |
94caac6e |
312 | |
72f20f69 |
313 | if (dd_flags == -1) |
94caac6e |
314 | return o; |
315 | |
7dd7d008 |
316 | if (DD_DEBUG_TRACE) { |
e81bee92 |
317 | printf("dd_flags are: %i\n", dd_flags); |
318 | printf("PL_tokenbuf: %s\n", PL_tokenbuf); |
319 | } |
840ebcbb |
320 | |
023db2fb |
321 | #if DD_CONST_VIA_RV2CV |
322 | if (PL_expect != XOPERATOR) { |
323 | if (!dd_handle_const(aTHX_ GvNAME(kGVOP_gv))) |
324 | return o; |
325 | CopLINE(PL_curcop) = PL_copline; |
326 | /* The parser behaviour that we're simulating depends on what comes |
327 | after the declarator. */ |
328 | if (*skipspace(PL_bufptr + strlen(GvNAME(kGVOP_gv))) != '(') { |
329 | if (in_declare) { |
330 | call_done_declare(aTHX); |
331 | } else { |
332 | dd_linestr_callback(aTHX_ "rv2cv", GvNAME(kGVOP_gv)); |
333 | } |
334 | } |
335 | return o; |
336 | } |
337 | #endif /* DD_CONST_VIA_RV2CV */ |
338 | |
a9bd9b5e |
339 | dd_linestr_callback(aTHX_ "rv2cv", GvNAME(kGVOP_gv)); |
94caac6e |
340 | |
53e3ab32 |
341 | return o; |
342 | } |
343 | |
6ed8c948 |
344 | #if DD_GROW_VIA_BLOCKHOOK |
345 | |
346 | static void dd_block_start(pTHX_ int full) |
347 | { |
348 | PERL_UNUSED_VAR(full); |
e8df925b |
349 | if (SvLEN(PL_linestr) < DD_PREFERRED_LINESTR_SIZE) |
350 | (void) lex_grow_linestr(DD_PREFERRED_LINESTR_SIZE); |
6ed8c948 |
351 | } |
352 | |
353 | #else /* !DD_GROW_VIA_BLOCKHOOK */ |
354 | |
b7505981 |
355 | OP* dd_pp_entereval(pTHX) { |
356 | dSP; |
b7505981 |
357 | STRLEN len; |
358 | const char* s; |
c93bc23e |
359 | SV *sv; |
360 | #ifdef PERL_5_9_PLUS |
ec25cea7 |
361 | SV *saved_hh = NULL; |
c93bc23e |
362 | if (PL_op->op_private & OPpEVAL_HAS_HH) { |
363 | saved_hh = POPs; |
364 | } |
365 | #endif |
366 | sv = POPs; |
b7505981 |
367 | if (SvPOK(sv)) { |
7dd7d008 |
368 | if (DD_DEBUG_TRACE) { |
e81bee92 |
369 | printf("mangling eval sv\n"); |
370 | } |
b7505981 |
371 | if (SvREADONLY(sv)) |
372 | sv = sv_2mortal(newSVsv(sv)); |
373 | s = SvPVX(sv); |
374 | len = SvCUR(sv); |
375 | if (!len || s[len-1] != ';') { |
376 | if (!(SvFLAGS(sv) & SVs_TEMP)) |
377 | sv = sv_2mortal(newSVsv(sv)); |
378 | sv_catpvn(sv, "\n;", 2); |
53e3ab32 |
379 | } |
e8df925b |
380 | SvGROW(sv, DD_PREFERRED_LINESTR_SIZE); |
53e3ab32 |
381 | } |
b7505981 |
382 | PUSHs(sv); |
c93bc23e |
383 | #ifdef PERL_5_9_PLUS |
384 | if (PL_op->op_private & OPpEVAL_HAS_HH) { |
385 | PUSHs(saved_hh); |
386 | } |
387 | #endif |
b7505981 |
388 | return PL_ppaddr[OP_ENTEREVAL](aTHX); |
389 | } |
53e3ab32 |
390 | |
6e67754a |
391 | STATIC OP *dd_ck_entereval(pTHX_ OP *o, void *user_data) { |
6f5220b7 |
392 | PERL_UNUSED_VAR(user_data); |
393 | |
d8e65fc8 |
394 | if (o->op_ppaddr == PL_ppaddr[OP_ENTEREVAL]) |
395 | o->op_ppaddr = dd_pp_entereval; |
94caac6e |
396 | return o; |
397 | } |
398 | |
12b60feb |
399 | #endif /* !DD_GROW_VIA_BLOCKHOOK */ |
400 | |
6a0bcf35 |
401 | static I32 dd_filter_realloc(pTHX_ int idx, SV *sv, int maxlen) |
402 | { |
4e9e26b6 |
403 | SV *filter_datasv; |
6a0bcf35 |
404 | const I32 count = FILTER_READ(idx+1, sv, maxlen); |
e8df925b |
405 | SvGROW(sv, DD_PREFERRED_LINESTR_SIZE); |
4e9e26b6 |
406 | /* Filters can only be deleted in the correct order (reverse of the |
407 | order in which they were added). Insisting on deleting the filter |
408 | here would break if another filter were added after ours and is |
409 | still around. Not deleting the filter at all would break if another |
410 | filter were added earlier and attempts to delete itself later. |
411 | We can play nicely to the maximum possible extent by deleting our |
412 | filter iff it is currently deletable (i.e., it is on the top of |
413 | the filter stack). Can still run into trouble in more complex |
414 | situations, but can't avoid that. */ |
415 | if (PL_rsfp_filters && AvFILLp(PL_rsfp_filters) >= 0 && |
416 | (filter_datasv = FILTER_DATA(AvFILLp(PL_rsfp_filters))) && |
417 | IoANY(filter_datasv) == FPTR2DPTR(void *, dd_filter_realloc)) { |
418 | filter_del(dd_filter_realloc); |
419 | } |
6a0bcf35 |
420 | return count; |
421 | } |
422 | |
023db2fb |
423 | static int dd_handle_const(pTHX_ char *name) { |
c48ac26f |
424 | switch (PL_lex_inwhat) { |
425 | case OP_QR: |
426 | case OP_MATCH: |
427 | case OP_SUBST: |
428 | case OP_TRANS: |
f2a41aa1 |
429 | case OP_BACKTICK: |
430 | case OP_STRINGIFY: |
023db2fb |
431 | return 0; |
c48ac26f |
432 | break; |
433 | default: |
434 | break; |
8d96afb7 |
435 | } |
48ee5c99 |
436 | |
a25db2dc |
437 | if (strnEQ(PL_bufptr, "->", 2)) { |
023db2fb |
438 | return 0; |
954da332 |
439 | } |
440 | |
a25db2dc |
441 | { |
442 | char buf[256]; |
443 | STRLEN len; |
444 | char *s = PL_bufptr; |
445 | STRLEN old_offset = PL_bufptr - SvPVX(PL_linestr); |
446 | |
447 | s = scan_word(s, buf, sizeof buf, FALSE, &len); |
448 | if (strnEQ(buf, name, len)) { |
449 | char *d; |
c0439e97 |
450 | SV *inject = newSVpvn(SvPVX(PL_linestr), PL_bufptr - SvPVX(PL_linestr)); |
a25db2dc |
451 | sv_catpvn(inject, buf, len); |
452 | |
453 | d = peekspace(s); |
454 | sv_catpvn(inject, s, d - s); |
455 | |
456 | if ((PL_bufend - d) >= 2 && strnEQ(d, "=>", 2)) { |
023db2fb |
457 | return 0; |
a25db2dc |
458 | } |
459 | |
460 | sv_catpv(inject, d); |
461 | dd_set_linestr(aTHX_ SvPV_nolen(inject)); |
462 | PL_bufptr = SvPVX(PL_linestr) + old_offset; |
463 | SvREFCNT_dec (inject); |
464 | } |
465 | } |
466 | |
a9bd9b5e |
467 | dd_linestr_callback(aTHX_ "const", name); |
bedac9ff |
468 | |
023db2fb |
469 | return 1; |
470 | } |
471 | |
472 | #if !DD_CONST_VIA_RV2CV |
473 | |
474 | STATIC OP *dd_ck_const(pTHX_ OP *o, void *user_data) { |
475 | int dd_flags; |
476 | char* name; |
477 | |
478 | PERL_UNUSED_VAR(user_data); |
479 | |
480 | if (DD_HAVE_PARSER && PL_expect == XOPERATOR) { |
481 | return o; |
482 | } |
483 | |
484 | /* if this is set, we just grabbed a delimited string or something, |
485 | not a bareword, so NO TOUCHY */ |
486 | |
487 | if (DD_HAVE_LEX_STUFF) |
488 | return o; |
489 | |
490 | /* don't try and look this up if it's not a string const */ |
491 | if (!SvPOK(cSVOPo->op_sv)) |
492 | return o; |
493 | |
494 | name = SvPVX(cSVOPo->op_sv); |
495 | |
496 | dd_flags = dd_is_declarator(aTHX_ name); |
497 | |
498 | if (dd_flags == -1) |
499 | return o; |
500 | |
501 | dd_handle_const(aTHX_ name); |
502 | |
3ea50944 |
503 | return o; |
504 | } |
505 | |
023db2fb |
506 | #endif /* !DD_CONST_VIA_RV2CV */ |
507 | |
8ec78a85 |
508 | STATIC void dd_initialize(pTHX) { |
509 | static int initialized = 0; |
510 | if (!initialized) { |
511 | initialized = 1; |
6ed8c948 |
512 | #if DD_GROW_VIA_BLOCKHOOK |
a36413c5 |
513 | { |
514 | static BHK bhk; |
6ed8c948 |
515 | #if PERL_VERSION_GE(5,13,6) |
a36413c5 |
516 | BhkENTRY_set(&bhk, bhk_start, dd_block_start); |
6ed8c948 |
517 | #else /* <5.13.6 */ |
a36413c5 |
518 | BhkENTRY_set(&bhk, start, dd_block_start); |
6ed8c948 |
519 | #endif /* <5.13.6 */ |
a36413c5 |
520 | Perl_blockhook_register(aTHX_ &bhk); |
521 | } |
6ed8c948 |
522 | #else /* !DD_GROW_VIA_BLOCKHOOK */ |
6e67754a |
523 | hook_op_check(OP_ENTEREVAL, dd_ck_entereval, NULL); |
6ed8c948 |
524 | #endif /* !DD_GROW_VIA_BLOCKHOOK */ |
525 | hook_op_check(OP_RV2CV, dd_ck_rv2cv, NULL); |
023db2fb |
526 | #if !DD_CONST_VIA_RV2CV |
6e67754a |
527 | hook_op_check(OP_CONST, dd_ck_const, NULL); |
023db2fb |
528 | #endif /* !DD_CONST_VIA_RV2CV */ |
94caac6e |
529 | } |
8ec78a85 |
530 | } |
531 | |
532 | MODULE = Devel::Declare PACKAGE = Devel::Declare |
533 | |
534 | PROTOTYPES: DISABLE |
535 | |
536 | void |
537 | initialize() |
538 | CODE: |
539 | dd_initialize(aTHX); |
540 | |
541 | void |
542 | setup() |
543 | CODE: |
544 | dd_initialize(aTHX); |
545 | filter_add(dd_filter_realloc, NULL); |
569ac469 |
546 | |
547 | char* |
548 | get_linestr() |
549 | CODE: |
550 | RETVAL = dd_get_linestr(aTHX); |
551 | OUTPUT: |
552 | RETVAL |
923c07a8 |
553 | |
554 | void |
555 | set_linestr(char* new_value) |
556 | CODE: |
557 | dd_set_linestr(aTHX_ new_value); |
558 | |
04a8a223 |
559 | char* |
560 | get_lex_stuff() |
561 | CODE: |
562 | RETVAL = dd_get_lex_stuff(aTHX); |
563 | OUTPUT: |
564 | RETVAL |
565 | |
566 | void |
567 | clear_lex_stuff() |
568 | CODE: |
569 | dd_clear_lex_stuff(aTHX); |
570 | |
571 | char* |
572 | get_curstash_name() |
573 | CODE: |
574 | RETVAL = dd_get_curstash_name(aTHX); |
575 | OUTPUT: |
576 | RETVAL |
577 | |
923c07a8 |
578 | int |
022eb0cc |
579 | get_linestr_offset() |
580 | CODE: |
581 | RETVAL = dd_get_linestr_offset(aTHX); |
582 | OUTPUT: |
583 | RETVAL |
584 | |
585 | int |
923c07a8 |
586 | toke_scan_word(int offset, int handle_package) |
587 | CODE: |
588 | RETVAL = dd_toke_scan_word(aTHX_ offset, handle_package); |
589 | OUTPUT: |
590 | RETVAL |
591 | |
592 | int |
04a8a223 |
593 | toke_move_past_token(int offset); |
594 | CODE: |
595 | RETVAL = dd_toke_move_past_token(aTHX_ offset); |
596 | OUTPUT: |
597 | RETVAL |
598 | |
8449c31f |
599 | SV* |
923c07a8 |
600 | toke_scan_str(int offset); |
8449c31f |
601 | PREINIT: |
602 | int len; |
923c07a8 |
603 | CODE: |
8449c31f |
604 | len = dd_toke_scan_str(aTHX_ offset); |
605 | RETVAL = len ? newSViv(len) : &PL_sv_undef; |
923c07a8 |
606 | OUTPUT: |
607 | RETVAL |
608 | |
609 | int |
f11d21b2 |
610 | toke_scan_ident(int offset) |
611 | CODE: |
612 | RETVAL = dd_toke_scan_ident(aTHX_ offset); |
613 | OUTPUT: |
614 | RETVAL |
615 | |
616 | int |
923c07a8 |
617 | toke_skipspace(int offset) |
618 | CODE: |
619 | RETVAL = dd_toke_skipspace(aTHX_ offset); |
620 | OUTPUT: |
621 | RETVAL |
04a8a223 |
622 | |
623 | int |
624 | get_in_declare() |
625 | CODE: |
626 | RETVAL = in_declare; |
627 | OUTPUT: |
628 | RETVAL |
629 | |
630 | void |
631 | set_in_declare(int value) |
632 | CODE: |
633 | in_declare = value; |
e81bee92 |
634 | |
635 | BOOT: |
0a3b37d1 |
636 | { |
87195072 |
637 | char *endptr; |
638 | char *debug_str = getenv ("DD_DEBUG"); |
639 | if (debug_str) { |
640 | dd_debug = strtol (debug_str, &endptr, 10); |
641 | if (*endptr != '\0') { |
642 | dd_debug = 0; |
643 | } |
e81bee92 |
644 | } |
0a3b37d1 |
645 | } |