#endif
-#ifdef PERLIO_IS_STDIO
-
-void
-PerlIO_init(pTHX)
-{
- PERL_UNUSED_CONTEXT;
- /*
- * Does nothing (yet) except force this file to be included in perl
- * binary. That allows this file to force inclusion of other functions
- * that may be required by loadable extensions e.g. for
- * FileHandle::tmpfile
- */
-}
-
-#undef PerlIO_tmpfile
-PerlIO *
-PerlIO_tmpfile(void)
-{
- return tmpfile();
-}
-
-#else /* PERLIO_IS_STDIO */
-
/*======================================================================================*/
/*
* Implement all the PerlIO interface ourselves.
XSRETURN(count);
}
-#endif /* USE_ATTIBUTES_FOR_PERLIO */
+#endif /* USE_ATTRIBUTES_FOR_PERLIO */
SV *
PerlIO_tab_sv(pTHX_ PerlIO_funcs *tab)
tab = &PerlIO_stdio;
#endif
PerlIO_debug("Pushing %s\n", tab->name);
- PerlIO_list_push(aTHX_ av, tab, &PL_sv_undef);
+ PerlIO_list_push(aTHX_ av, (PerlIO_funcs *)tab, &PL_sv_undef);
}
SV *
PerlIO_define_layer(aTHX_ PERLIO_FUNCS_CAST(&PerlIO_utf8));
PerlIO_define_layer(aTHX_ PERLIO_FUNCS_CAST(&PerlIO_remove));
PerlIO_define_layer(aTHX_ PERLIO_FUNCS_CAST(&PerlIO_byte));
- PerlIO_list_push(aTHX_ PL_def_layerlist, osLayer, &PL_sv_undef);
+ PerlIO_list_push(aTHX_ PL_def_layerlist, (PerlIO_funcs *)osLayer,
+ &PL_sv_undef);
if (s) {
PerlIO_parse_layers(aTHX_ PL_def_layerlist, s);
}
if (!(PerlIOBase(f)->flags & PERLIO_F_CANREAD)) {
PerlIOBase(f)->flags |= PERLIO_F_ERROR;
SETERRNO(EBADF, SS_IVCHAN);
+ PerlIO_save_errno(f);
return 0;
}
while (count > 0) {
char buf[8];
assert(self);
PerlIO_debug("PerlIOBase_dup %s f=%p o=%p param=%p\n",
- self ? self->name : "(Null)",
+ self->name,
(void*)f, (void*)o, (void*)param);
- if (self && self->Getarg)
- arg = (*self->Getarg)(aTHX_ o, param, flags);
+ if (self->Getarg)
+ arg = (*self->Getarg)(aTHX_ o, param, flags);
f = PerlIO_push(aTHX_ f, self, PerlIO_modestr(o,buf), arg);
if (f && PerlIOBase(o)->flags & PERLIO_F_UTF8)
PerlIOBase(f)->flags |= PERLIO_F_UTF8;
if (len < 0) {
if (errno != EAGAIN) {
PerlIOBase(f)->flags |= PERLIO_F_ERROR;
+ PerlIO_save_errno(f);
}
}
else if (len == 0 && count != 0) {
if (PL_sig_pending && S_perlio_async_run(aTHX_ f))
return -1;
}
- /*NOTREACHED*/
+ NOT_REACHED; /*NOTREACHED*/
}
SSize_t
if (len < 0) {
if (errno != EAGAIN) {
PerlIOBase(f)->flags |= PERLIO_F_ERROR;
+ PerlIO_save_errno(f);
}
}
return len;
if (PL_sig_pending && S_perlio_async_run(aTHX_ f))
return -1;
}
- /*NOTREACHED*/
+ NOT_REACHED; /*NOTREACHED*/
}
Off_t
return -1;
SETERRNO(0,0); /* just in case */
}
+#ifdef __sgi
+ /* Under some circumstances IRIX stdio fgetc() and fread()
+ * set the errno to ENOENT, which makes no sense according
+ * to either IRIX or POSIX. [rt.perl.org #123977] */
+ if (errno == ENOENT) SETERRNO(0,0);
+#endif
return got;
}
}
else if (count < 0 || PerlIO_error(n)) {
PerlIOBase(f)->flags |= PERLIO_F_ERROR;
+ PerlIO_save_errno(f);
code = -1;
break;
}
if (avail == 0)
PerlIOBase(f)->flags |= PERLIO_F_EOF;
else
+ {
PerlIOBase(f)->flags |= PERLIO_F_ERROR;
+ PerlIO_save_errno(f);
+ }
return -1;
}
b->end = b->buf + avail;
return f;
}
+void
+Perl_PerlIO_save_errno(pTHX_ PerlIO *f)
+{
+ if (!PerlIOValid(f))
+ return;
+ PerlIOBase(f)->err = errno;
+#ifdef VMS
+ PerlIOBase(f)->os_err = vaxc$errno;
+#elif defined(OS2)
+ PerlIOBase(f)->os_err = Perl_rc;
+#elif defined(WIN32)
+ PerlIOBase(f)->os_err = GetLastError();
+#endif
+}
+
+void
+Perl_PerlIO_restore_errno(pTHX_ PerlIO *f)
+{
+ if (!PerlIOValid(f))
+ return;
+ SETERRNO(PerlIOBase(f)->err, PerlIOBase(f)->os_err);
+#ifdef OS2
+ Perl_rc = PerlIOBase(f)->os_err);
+#elif defined(WIN32)
+ SetLastError(PerlIOBase(f)->os_err);
+#endif
+}
+
#undef HAS_FSETPOS
#undef HAS_FGETPOS
-#endif /* PERLIO_IS_STDIO */
/*======================================================================================*/
/*
PerlIO_setpos(PerlIO *f, SV *pos)
{
if (SvOK(pos)) {
- STRLEN len;
- dTHX;
- const Off_t * const posn = (Off_t *) SvPV(pos, len);
- if (f && len == sizeof(Off_t))
- return PerlIO_seek(f, *posn, SEEK_SET);
+ if (f) {
+ dTHX;
+ STRLEN len;
+ const Off_t * const posn = (Off_t *) SvPV(pos, len);
+ if(len == sizeof(Off_t))
+ return PerlIO_seek(f, *posn, SEEK_SET);
+ }
}
SETERRNO(EINVAL, SS_IVCHAN);
return -1;
int
PerlIO_setpos(PerlIO *f, SV *pos)
{
- dTHX;
if (SvOK(pos)) {
- STRLEN len;
- Fpos_t * const fpos = (Fpos_t *) SvPV(pos, len);
- if (f && len == sizeof(Fpos_t)) {
+ if (f) {
+ dTHX;
+ STRLEN len;
+ Fpos_t * const fpos = (Fpos_t *) SvPV(pos, len);
+ if(len == sizeof(Fpos_t))
#if defined(USE_64_BIT_STDIO) && defined(USE_FSETPOS64)
- return fsetpos64(f, fpos);
+ return fsetpos64(f, fpos);
#else
- return fsetpos(f, fpos);
+ return fsetpos(f, fpos);
#endif
}
}
#endif
+/* print a failure format string message to stderr and fail exit the process
+ using only libc without depending on any perl data structures being
+ initialized.
+*/
+
+void
+Perl_noperl_die(const char* pat, ...)
+{
+ va_list(arglist);
+ PERL_ARGS_ASSERT_NOPERL_DIE;
+ va_start(arglist, pat);
+ vfprintf(stderr, pat, arglist);
+ va_end(arglist);
+ exit(1);
+}
+
/*
- * Local variables:
- * c-indentation-style: bsd
- * c-basic-offset: 4
- * indent-tabs-mode: nil
- * End:
- *
* ex: set ts=8 sts=4 sw=4 et:
*/