Commit | Line | Data |
e7a1fdd7 |
1 | #define PERL_NO_GET_CONTEXT |
2 | #include "EXTERN.h" |
3 | #include "perl.h" |
4 | #include "XSUB.h" |
5 | #ifdef PERLIO_LAYERS |
6 | |
7 | #include "perliol.h" |
8 | |
9 | typedef struct |
10 | { |
11 | struct _PerlIO base; /* Base "class" info */ |
12 | HV * stash; |
13 | SV * obj; |
14 | SV * var; |
15 | SSize_t cnt; |
e7a1fdd7 |
16 | IO * io; |
17 | SV * fh; |
18 | CV *PUSHED; |
19 | CV *POPPED; |
20 | CV *OPEN; |
21 | CV *FDOPEN; |
22 | CV *SYSOPEN; |
23 | CV *GETARG; |
24 | CV *FILENO; |
25 | CV *READ; |
26 | CV *WRITE; |
27 | CV *FILL; |
28 | CV *CLOSE; |
29 | CV *SEEK; |
30 | CV *TELL; |
31 | CV *UNREAD; |
32 | CV *FLUSH; |
33 | CV *SETLINEBUF; |
34 | CV *CLEARERR; |
c7997937 |
35 | CV *mERROR; |
e7a1fdd7 |
36 | CV *mEOF; |
37 | } PerlIOVia; |
38 | |
39 | #define MYMethod(x) #x,&s->x |
40 | |
41 | CV * |
42 | PerlIOVia_fetchmethod(pTHX_ PerlIOVia *s,char *method,CV **save) |
43 | { |
44 | GV *gv = gv_fetchmeth(s->stash,method,strlen(method),0); |
45 | #if 0 |
46 | Perl_warn(aTHX_ "Lookup %s::%s => %p",HvNAME(s->stash),method,gv); |
47 | #endif |
48 | if (gv) |
49 | { |
50 | return *save = GvCV(gv); |
51 | } |
52 | else |
53 | { |
54 | return *save = (CV *) -1; |
55 | } |
e7a1fdd7 |
56 | } |
57 | |
d9dac8cd |
58 | /* |
59 | * Try and call method, possibly via cached lookup. |
60 | * If method does not exist return Nullsv (caller may fallback to another approach |
61 | * If method does exist call it with flags passing variable number of args |
62 | * Last arg is a "filehandle" to layer below (if present) |
63 | * Returns scalar returned by method (if any) otherwise sv_undef |
64 | */ |
65 | |
e7a1fdd7 |
66 | SV * |
67 | PerlIOVia_method(pTHX_ PerlIO *f,char *method,CV **save,int flags,...) |
68 | { |
69 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
70 | CV *cv = (*save) ? *save : PerlIOVia_fetchmethod(aTHX_ s,method,save); |
71 | SV *result = Nullsv; |
72 | va_list ap; |
73 | va_start(ap,flags); |
74 | if (cv != (CV *)-1) |
75 | { |
76 | IV count; |
77 | dSP; |
78 | SV *arg; |
24f59afc |
79 | PUSHSTACKi(PERLSI_MAGIC); |
e7a1fdd7 |
80 | ENTER; |
24f59afc |
81 | SPAGAIN; |
e7a1fdd7 |
82 | PUSHMARK(sp); |
83 | XPUSHs(s->obj); |
84 | while ((arg = va_arg(ap,SV *))) |
85 | { |
86 | XPUSHs(arg); |
87 | } |
88 | if (*PerlIONext(f)) |
89 | { |
90 | if (!s->fh) |
91 | { |
92 | GV *gv = newGVgen(HvNAME(s->stash)); |
93 | GvIOp(gv) = newIO(); |
94 | s->fh = newRV_noinc((SV *)gv); |
95 | s->io = GvIOp(gv); |
96 | } |
97 | IoIFP(s->io) = PerlIONext(f); |
98 | IoOFP(s->io) = PerlIONext(f); |
99 | XPUSHs(s->fh); |
100 | } |
d9dac8cd |
101 | else |
102 | { |
103 | PerlIO_debug("No next\n"); |
104 | } |
e7a1fdd7 |
105 | PUTBACK; |
106 | count = call_sv((SV *)cv,flags); |
107 | if (count) |
108 | { |
109 | SPAGAIN; |
110 | result = POPs; |
111 | PUTBACK; |
112 | } |
113 | else |
114 | { |
115 | result = &PL_sv_undef; |
116 | } |
117 | LEAVE; |
24f59afc |
118 | POPSTACK; |
e7a1fdd7 |
119 | } |
120 | va_end(ap); |
121 | return result; |
122 | } |
123 | |
124 | IV |
f62ce20a |
125 | PerlIOVia_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg) |
e7a1fdd7 |
126 | { |
f62ce20a |
127 | IV code = PerlIOBase_pushed(aTHX_ f,mode,Nullsv); |
e7a1fdd7 |
128 | if (code == 0) |
129 | { |
e7a1fdd7 |
130 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
131 | if (!arg) |
132 | { |
99ef548b |
133 | if (ckWARN(WARN_LAYER)) |
134 | Perl_warner(aTHX_ packWARN(WARN_LAYER), "No package specified"); |
d9dac8cd |
135 | errno = EINVAL; |
e7a1fdd7 |
136 | code = -1; |
137 | } |
138 | else |
139 | { |
140 | STRLEN pkglen = 0; |
141 | char *pkg = SvPV(arg,pkglen); |
267cbce7 |
142 | s->obj = SvREFCNT_inc(arg); |
e7a1fdd7 |
143 | s->stash = gv_stashpvn(pkg, pkglen, FALSE); |
144 | if (s->stash) |
145 | { |
146 | SV *modesv = (mode) ? sv_2mortal(newSVpvn(mode,strlen(mode))) : Nullsv; |
147 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(PUSHED),G_SCALAR,modesv,Nullsv); |
148 | if (result) |
149 | { |
150 | if (sv_isobject(result)) |
267cbce7 |
151 | { |
152 | s->obj = SvREFCNT_inc(result); |
153 | SvREFCNT_dec(arg); |
154 | } |
e7a1fdd7 |
155 | else if (SvIV(result) != 0) |
156 | return SvIV(result); |
157 | } |
158 | if (PerlIOVia_fetchmethod(aTHX_ s,MYMethod(FILL)) == (CV *) -1) |
159 | PerlIOBase(f)->flags &= ~PERLIO_F_FASTGETS; |
160 | else |
161 | PerlIOBase(f)->flags |= PERLIO_F_FASTGETS; |
162 | } |
163 | else |
164 | { |
99ef548b |
165 | if (ckWARN(WARN_LAYER)) |
166 | Perl_warner(aTHX_ packWARN(WARN_LAYER), "Cannot find package '%.*s'",(int) pkglen,pkg); |
267cbce7 |
167 | #ifdef ENOSYS |
168 | errno = ENOSYS; |
169 | #else |
170 | #ifdef ENOENT |
171 | errno = ENOENT; |
172 | #endif |
173 | #endif |
e7a1fdd7 |
174 | code = -1; |
175 | } |
176 | } |
177 | } |
178 | return code; |
179 | } |
180 | |
181 | PerlIO * |
d9dac8cd |
182 | PerlIOVia_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers, IV n, |
183 | const char *mode, int fd, int imode, int perm, |
184 | PerlIO *f, int narg, SV **args) |
e7a1fdd7 |
185 | { |
186 | if (!f) |
187 | { |
188 | f = PerlIO_push(aTHX_ PerlIO_allocate(aTHX),self,mode,PerlIOArg); |
189 | } |
190 | else |
191 | { |
d9dac8cd |
192 | /* Reopen */ |
e7a1fdd7 |
193 | if (!PerlIO_push(aTHX_ f,self,mode,PerlIOArg)) |
194 | return NULL; |
195 | } |
196 | if (f) |
197 | { |
198 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
199 | SV *result = Nullsv; |
200 | if (fd >= 0) |
201 | { |
202 | SV *fdsv = sv_2mortal(newSViv(fd)); |
203 | result = PerlIOVia_method(aTHX_ f,MYMethod(FDOPEN),G_SCALAR,fdsv,Nullsv); |
204 | } |
205 | else if (narg > 0) |
206 | { |
207 | if (*mode == '#') |
208 | { |
209 | SV *imodesv = sv_2mortal(newSViv(imode)); |
210 | SV *permsv = sv_2mortal(newSViv(perm)); |
211 | result = PerlIOVia_method(aTHX_ f,MYMethod(SYSOPEN),G_SCALAR,*args,imodesv,permsv,Nullsv); |
212 | } |
213 | else |
214 | { |
215 | result = PerlIOVia_method(aTHX_ f,MYMethod(OPEN),G_SCALAR,*args,Nullsv); |
216 | } |
217 | } |
218 | if (result) |
219 | { |
220 | if (sv_isobject(result)) |
221 | s->obj = SvREFCNT_inc(result); |
222 | else if (!SvTRUE(result)) |
223 | { |
224 | return NULL; |
225 | } |
226 | } |
227 | else |
d9dac8cd |
228 | { |
229 | /* Required open method not present */ |
230 | PerlIO_funcs *tab = NULL; |
231 | IV m = n-1; |
232 | while (m >= 0) { |
233 | PerlIO_funcs *t = PerlIO_layer_fetch(aTHX_ layers, m, NULL); |
234 | if (t && t->Open) { |
235 | tab = t; |
236 | break; |
237 | } |
238 | n--; |
239 | } |
240 | if (tab) { |
241 | if ((*tab->Open) (aTHX_ tab, layers, m, mode, fd, imode, perm, |
242 | PerlIONext(f), narg, args)) { |
243 | PerlIO_debug("Opened with %s => %p->%p\n",tab->name,PerlIONext(f),*PerlIONext(f)); |
244 | if (m + 1 < n) { |
245 | /* |
246 | * More layers above the one that we used to open - |
247 | * apply them now |
248 | */ |
249 | if (PerlIO_apply_layera(aTHX_ PerlIONext(f), mode, layers, m+1, n) != 0) { |
250 | /* If pushing layers fails close the file */ |
251 | PerlIO_close(f); |
252 | f = NULL; |
253 | } |
254 | } |
255 | return f; |
256 | } |
257 | else { |
258 | /* Sub-layer open failed */ |
259 | } |
260 | } |
261 | else { |
262 | /* Nothing to do the open */ |
263 | } |
264 | return NULL; |
265 | } |
e7a1fdd7 |
266 | } |
267 | return f; |
268 | } |
269 | |
270 | IV |
f62ce20a |
271 | PerlIOVia_popped(pTHX_ PerlIO *f) |
e7a1fdd7 |
272 | { |
e7a1fdd7 |
273 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
274 | PerlIOVia_method(aTHX_ f,MYMethod(POPPED),G_VOID,Nullsv); |
275 | if (s->var) |
276 | { |
277 | SvREFCNT_dec(s->var); |
278 | s->var = Nullsv; |
279 | } |
280 | |
281 | if (s->io) |
282 | { |
283 | IoIFP(s->io) = NULL; |
284 | IoOFP(s->io) = NULL; |
285 | } |
286 | if (s->fh) |
287 | { |
288 | SvREFCNT_dec(s->fh); |
289 | s->fh = Nullsv; |
290 | s->io = NULL; |
291 | } |
292 | if (s->obj) |
293 | { |
294 | SvREFCNT_dec(s->obj); |
295 | s->obj = Nullsv; |
296 | } |
297 | return 0; |
298 | } |
299 | |
300 | IV |
f62ce20a |
301 | PerlIOVia_close(pTHX_ PerlIO *f) |
e7a1fdd7 |
302 | { |
e7a1fdd7 |
303 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
f62ce20a |
304 | IV code = PerlIOBase_close(aTHX_ f); |
e7a1fdd7 |
305 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(CLOSE),G_SCALAR,Nullsv); |
306 | if (result && SvIV(result) != 0) |
307 | code = SvIV(result); |
308 | PerlIOBase(f)->flags &= ~(PERLIO_F_RDBUF|PERLIO_F_WRBUF); |
309 | return code; |
310 | } |
311 | |
312 | IV |
f62ce20a |
313 | PerlIOVia_fileno(pTHX_ PerlIO *f) |
e7a1fdd7 |
314 | { |
e7a1fdd7 |
315 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
316 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(FILENO),G_SCALAR,Nullsv); |
317 | return (result) ? SvIV(result) : PerlIO_fileno(PerlIONext(f)); |
318 | } |
319 | |
320 | IV |
f62ce20a |
321 | PerlIOVia_seek(pTHX_ PerlIO *f, Off_t offset, int whence) |
e7a1fdd7 |
322 | { |
e7a1fdd7 |
323 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
324 | SV *offsv = sv_2mortal(newSViv(offset)); |
9f16d962 |
325 | SV *whsv = sv_2mortal(newSViv(whence)); |
e7a1fdd7 |
326 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(SEEK),G_SCALAR,offsv,whsv,Nullsv); |
327 | return (result) ? SvIV(result) : -1; |
328 | } |
329 | |
330 | Off_t |
f62ce20a |
331 | PerlIOVia_tell(pTHX_ PerlIO *f) |
e7a1fdd7 |
332 | { |
e7a1fdd7 |
333 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
334 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(TELL),G_SCALAR,Nullsv); |
9f16d962 |
335 | return (result) ? (Off_t) SvIV(result) : (Off_t) -1; |
e7a1fdd7 |
336 | } |
337 | |
338 | SSize_t |
f62ce20a |
339 | PerlIOVia_unread(pTHX_ PerlIO *f, const void *vbuf, Size_t count) |
e7a1fdd7 |
340 | { |
e7a1fdd7 |
341 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
342 | SV *buf = sv_2mortal(newSVpvn((char *)vbuf,count)); |
343 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(UNREAD),G_SCALAR,buf,Nullsv); |
344 | if (result) |
345 | return (SSize_t) SvIV(result); |
346 | else |
347 | { |
f62ce20a |
348 | return PerlIOBase_unread(aTHX_ f,vbuf,count); |
e7a1fdd7 |
349 | } |
350 | } |
351 | |
352 | SSize_t |
f62ce20a |
353 | PerlIOVia_read(pTHX_ PerlIO *f, void *vbuf, Size_t count) |
e7a1fdd7 |
354 | { |
355 | SSize_t rd = 0; |
356 | if (PerlIOBase(f)->flags & PERLIO_F_CANREAD) |
357 | { |
358 | if (PerlIOBase(f)->flags & PERLIO_F_FASTGETS) |
359 | { |
f62ce20a |
360 | rd = PerlIOBase_read(aTHX_ f,vbuf,count); |
e7a1fdd7 |
361 | } |
362 | else |
363 | { |
e7a1fdd7 |
364 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
365 | SV *buf = sv_2mortal(newSV(count)); |
366 | SV *n = sv_2mortal(newSViv(count)); |
367 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(READ),G_SCALAR,buf,n,Nullsv); |
368 | if (result) |
369 | { |
370 | rd = (SSize_t) SvIV(result); |
371 | Move(SvPVX(buf),vbuf,rd,char); |
372 | return rd; |
373 | } |
374 | } |
375 | } |
376 | return rd; |
377 | } |
378 | |
379 | SSize_t |
f62ce20a |
380 | PerlIOVia_write(pTHX_ PerlIO *f, const void *vbuf, Size_t count) |
e7a1fdd7 |
381 | { |
382 | if (PerlIOBase(f)->flags & PERLIO_F_CANWRITE) |
383 | { |
e7a1fdd7 |
384 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
385 | SV *buf = newSVpvn((char *)vbuf,count); |
386 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(WRITE),G_SCALAR,buf,Nullsv); |
387 | SvREFCNT_dec(buf); |
388 | if (result) |
389 | return (SSize_t) SvIV(result); |
390 | return -1; |
391 | } |
392 | return 0; |
393 | } |
394 | |
395 | IV |
f62ce20a |
396 | PerlIOVia_fill(pTHX_ PerlIO *f) |
e7a1fdd7 |
397 | { |
398 | if (PerlIOBase(f)->flags & PERLIO_F_CANREAD) |
399 | { |
e7a1fdd7 |
400 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
401 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(FILL),G_SCALAR,Nullsv); |
402 | if (s->var) |
403 | { |
404 | SvREFCNT_dec(s->var); |
405 | s->var = Nullsv; |
406 | } |
407 | if (result && SvOK(result)) |
408 | { |
409 | STRLEN len = 0; |
410 | char *p = SvPV(result,len); |
411 | s->var = newSVpvn(p,len); |
412 | s->cnt = SvCUR(s->var); |
413 | return 0; |
414 | } |
415 | else |
416 | PerlIOBase(f)->flags |= PERLIO_F_EOF; |
417 | } |
418 | return -1; |
419 | } |
420 | |
421 | IV |
f62ce20a |
422 | PerlIOVia_flush(pTHX_ PerlIO *f) |
e7a1fdd7 |
423 | { |
e7a1fdd7 |
424 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
425 | SV *result = PerlIOVia_method(aTHX_ f,MYMethod(FLUSH),G_SCALAR,Nullsv); |
426 | if (s->var && s->cnt > 0) |
427 | { |
428 | SvREFCNT_dec(s->var); |
429 | s->var = Nullsv; |
430 | } |
431 | return (result) ? SvIV(result) : 0; |
432 | } |
433 | |
434 | STDCHAR * |
f62ce20a |
435 | PerlIOVia_get_base(pTHX_ PerlIO *f) |
e7a1fdd7 |
436 | { |
437 | if (PerlIOBase(f)->flags & PERLIO_F_CANREAD) |
438 | { |
e7a1fdd7 |
439 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
440 | if (s->var) |
441 | { |
442 | return (STDCHAR *)SvPVX(s->var); |
443 | } |
444 | } |
445 | return (STDCHAR *) Nullch; |
446 | } |
447 | |
448 | STDCHAR * |
f62ce20a |
449 | PerlIOVia_get_ptr(pTHX_ PerlIO *f) |
e7a1fdd7 |
450 | { |
451 | if (PerlIOBase(f)->flags & PERLIO_F_CANREAD) |
452 | { |
453 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
454 | if (s->var) |
455 | { |
e7a1fdd7 |
456 | STDCHAR *p = (STDCHAR *)(SvEND(s->var) - s->cnt); |
457 | return p; |
458 | } |
459 | } |
460 | return (STDCHAR *) Nullch; |
461 | } |
462 | |
463 | SSize_t |
f62ce20a |
464 | PerlIOVia_get_cnt(pTHX_ PerlIO *f) |
e7a1fdd7 |
465 | { |
466 | if (PerlIOBase(f)->flags & PERLIO_F_CANREAD) |
467 | { |
468 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
469 | if (s->var) |
470 | { |
471 | return s->cnt; |
472 | } |
473 | } |
474 | return 0; |
475 | } |
476 | |
477 | Size_t |
f62ce20a |
478 | PerlIOVia_bufsiz(pTHX_ PerlIO *f) |
e7a1fdd7 |
479 | { |
480 | if (PerlIOBase(f)->flags & PERLIO_F_CANREAD) |
481 | { |
482 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
483 | if (s->var) |
484 | return SvCUR(s->var); |
485 | } |
486 | return 0; |
487 | } |
488 | |
489 | void |
f62ce20a |
490 | PerlIOVia_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR *ptr, SSize_t cnt) |
e7a1fdd7 |
491 | { |
492 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
493 | s->cnt = cnt; |
494 | } |
495 | |
496 | void |
f62ce20a |
497 | PerlIOVia_setlinebuf(pTHX_ PerlIO *f) |
e7a1fdd7 |
498 | { |
e7a1fdd7 |
499 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
500 | PerlIOVia_method(aTHX_ f,MYMethod(SETLINEBUF),G_VOID,Nullsv); |
f62ce20a |
501 | PerlIOBase_setlinebuf(aTHX_ f); |
e7a1fdd7 |
502 | } |
503 | |
504 | void |
f62ce20a |
505 | PerlIOVia_clearerr(pTHX_ PerlIO *f) |
e7a1fdd7 |
506 | { |
e7a1fdd7 |
507 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
508 | PerlIOVia_method(aTHX_ f,MYMethod(CLEARERR),G_VOID,Nullsv); |
f62ce20a |
509 | PerlIOBase_clearerr(aTHX_ f); |
e7a1fdd7 |
510 | } |
511 | |
c7997937 |
512 | IV |
f62ce20a |
513 | PerlIOVia_error(pTHX_ PerlIO *f) |
e7a1fdd7 |
514 | { |
e7a1fdd7 |
515 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
c7997937 |
516 | SV *result = PerlIOVia_method(aTHX_ f,"ERROR",&s->mERROR,G_SCALAR,Nullsv); |
f62ce20a |
517 | return (result) ? SvIV(result) : PerlIOBase_error(aTHX_ f); |
e7a1fdd7 |
518 | } |
519 | |
520 | IV |
f62ce20a |
521 | PerlIOVia_eof(pTHX_ PerlIO *f) |
e7a1fdd7 |
522 | { |
e7a1fdd7 |
523 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
524 | SV *result = PerlIOVia_method(aTHX_ f,"EOF",&s->mEOF,G_SCALAR,Nullsv); |
f62ce20a |
525 | return (result) ? SvIV(result) : PerlIOBase_eof(aTHX_ f); |
e7a1fdd7 |
526 | } |
527 | |
ecdeb87c |
528 | SV * |
529 | PerlIOVia_getarg(pTHX_ PerlIO *f, CLONE_PARAMS *param, int flags) |
530 | { |
531 | PerlIOVia *s = PerlIOSelf(f,PerlIOVia); |
532 | return PerlIOVia_method(aTHX_ f,MYMethod(GETARG),G_SCALAR,Nullsv); |
533 | } |
534 | |
8cf8f3d1 |
535 | PerlIO * |
ecdeb87c |
536 | PerlIOVia_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param, int flags) |
8cf8f3d1 |
537 | { |
ecdeb87c |
538 | if ((f = PerlIOBase_dup(aTHX_ f, o, param, flags))) |
9f16d962 |
539 | { |
ecdeb87c |
540 | /* Most of the fields will lazily set themselves up as needed |
9f16d962 |
541 | stash and obj have been set up by the implied push |
542 | */ |
543 | } |
544 | return f; |
8cf8f3d1 |
545 | } |
546 | |
e7a1fdd7 |
547 | PerlIO_funcs PerlIO_object = { |
548 | "Via", |
549 | sizeof(PerlIOVia), |
550 | PERLIO_K_BUFFERED|PERLIO_K_DESTRUCT, |
551 | PerlIOVia_pushed, |
552 | PerlIOVia_popped, |
d9dac8cd |
553 | PerlIOVia_open, /* NULL, */ |
e7a1fdd7 |
554 | PerlIOVia_getarg, |
555 | PerlIOVia_fileno, |
8cf8f3d1 |
556 | PerlIOVia_dup, |
e7a1fdd7 |
557 | PerlIOVia_read, |
558 | PerlIOVia_unread, |
559 | PerlIOVia_write, |
560 | PerlIOVia_seek, |
561 | PerlIOVia_tell, |
562 | PerlIOVia_close, |
563 | PerlIOVia_flush, |
564 | PerlIOVia_fill, |
565 | PerlIOVia_eof, |
566 | PerlIOVia_error, |
567 | PerlIOVia_clearerr, |
568 | PerlIOVia_setlinebuf, |
569 | PerlIOVia_get_base, |
570 | PerlIOVia_bufsiz, |
571 | PerlIOVia_get_ptr, |
572 | PerlIOVia_get_cnt, |
573 | PerlIOVia_set_ptrcnt, |
574 | }; |
575 | |
576 | |
577 | #endif /* Layers available */ |
578 | |
579 | MODULE = PerlIO::Via PACKAGE = PerlIO::Via |
580 | PROTOTYPES: ENABLE; |
581 | |
582 | BOOT: |
583 | { |
584 | #ifdef PERLIO_LAYERS |
585 | PerlIO_define_layer(aTHX_ &PerlIO_object); |
586 | #endif |
587 | } |
588 | |