}
static SV *
+make_temp_object(pTHX_ SV *arg, SV *temp)
+{
+ SV *target;
+ const char *const type = svclassnames[SvTYPE(temp)];
+ const IV iv = PTR2IV(temp);
+
+ target = newSVrv(arg, type);
+ sv_setiv(target, iv);
+
+ /* Need to keep our "temp" around as long as the target exists.
+ Simplest way seems to be to hang it from magic, and let that clear
+ it up. No vtable, so won't actually get in the way of anything. */
+ sv_magicext(target, temp, PERL_MAGIC_sv, NULL, NULL, 0);
+ /* magic object has had its reference count increased, so we must drop
+ our reference. */
+ SvREFCNT_dec(temp);
+ return arg;
+}
+
+static SV *
+make_warnings_object(pTHX_ SV *arg, STRLEN *warnings)
+{
+ const char *type = 0;
+ dMY_CXT;
+ IV iv = sizeof(specialsv_list)/sizeof(SV*);
+
+ /* Counting down is deliberate. Before the split between make_sv_object
+ and make_warnings_obj there appeared to be a bug - Nullsv and pWARN_STD
+ were both 0, so you could never get a B::SPECIAL for pWARN_STD */
+
+ while (iv--) {
+ if ((SV*)warnings == specialsv_list[iv]) {
+ type = "B::SPECIAL";
+ break;
+ }
+ }
+ if (type) {
+ sv_setiv(newSVrv(arg, type), iv);
+ return arg;
+ } else {
+ /* B assumes that warnings are a regular SV. Seems easier to keep it
+ happy by making them into a regular SV. */
+ return make_temp_object(aTHX_ arg,
+ newSVpvn((char *)(warnings + 1), *warnings));
+ }
+}
+
+static SV *
+make_cop_io_object(pTHX_ SV *arg, COP *cop)
+{
+ if (CopHINTS_get(cop) & HINT_LEXICAL_IO) {
+ /* I feel you should be able to simply SvREFCNT_inc the return value
+ from this, but if you do (and restore the line
+ my $ioix = $cop->io->ix;
+ in B::COP::bsave in Bytecode.pm, then you get errors about
+ "attempt to free temp prematurely ... during global destruction.
+ The SV's flags are consistent with the error, but quite how the
+ temp escaped from the save stack is not clear. */
+ SV *value = Perl_refcounted_he_fetch(aTHX_ cop->cop_hints_hash,
+ 0, "open", 4, 0, 0);
+ return make_temp_object(aTHX_ arg, newSVsv(value));
+ } else {
+ return make_sv_object(aTHX_ arg, NULL);
+ }
+}
+
+static SV *
make_mg_object(pTHX_ SV *arg, MAGIC *mg)
{
sv_setiv(newSVrv(arg, "B::MAGIC"), PTR2IV(mg));
specialsv_list[1] = &PL_sv_undef;
specialsv_list[2] = &PL_sv_yes;
specialsv_list[3] = &PL_sv_no;
- specialsv_list[4] = pWARN_ALL;
- specialsv_list[5] = pWARN_NONE;
- specialsv_list[6] = pWARN_STD;
+ specialsv_list[4] = (SV *) pWARN_ALL;
+ specialsv_list[5] = (SV *) pWARN_NONE;
+ specialsv_list[6] = (SV *) pWARN_STD;
#if PERL_VERSION <= 8
# define CVf_ASSERTION 0
#endif
#define COP_file(o) CopFILE(o)
#define COP_filegv(o) CopFILEGV(o)
#define COP_cop_seq(o) o->cop_seq
-#define COP_arybase(o) o->cop_arybase
+#define COP_arybase(o) CopARYBASE_get(o)
#define COP_line(o) CopLINE(o)
-#define COP_warnings(o) o->cop_warnings
-#define COP_io(o) o->cop_io
+#define COP_hints(o) CopHINTS_get(o)
MODULE = B PACKAGE = B::COP PREFIX = COP_
COP_line(o)
B::COP o
-B::SV
+void
COP_warnings(o)
B::COP o
+ PPCODE:
+ ST(0) = make_warnings_object(aTHX_ sv_newmortal(), o->cop_warnings);
+ XSRETURN(1);
-B::SV
+void
COP_io(o)
B::COP o
+ PPCODE:
+ ST(0) = make_cop_io_object(aTHX_ sv_newmortal(), o);
+ XSRETURN(1);
+
+U32
+COP_hints(o)
+ B::COP o
MODULE = B PACKAGE = B::SV