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#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#ifndef PM_GETRE
#define PM_GETRE(o) ((o)->op_pmregexp)
#endif
typedef SV * B__PV;
typedef OP * B__OP;
typedef PMOP * B__PMOP;
typedef MAGIC * B__MAGIC;
#include "regcomp.h"
#include "b_sizeof.c"
static int B__Size_SV_size(SV *sv)
{
dSP;
int count, retval;
ENTER;SAVETMPS;PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_inc(sv)));
PUTBACK;
count = perl_call_pv("B::Size::SV_size", G_SCALAR);
SPAGAIN;
retval = POPi;
PUTBACK;FREETMPS;LEAVE;
return retval;
}
#define sizeof_if(p) (p ? sizeof(*p) : 0);
static int REGEXP_size(PMOP *o)
{
REGEXP *rx = PM_GETRE(o);
int retval = 0;
if (!rx) {
return retval;
}
retval = rx->prelen;
retval += sizeof_if(rx->regstclass);
retval += sizeof_if(rx->subbeg);
retval += sizeof_if(rx->startp);
retval += sizeof_if(rx->endp);
if (rx->data) {
int n = rx->data->count;
retval += sizeof(*rx->data);
retval += sizeof(void *) * n;
while (--n >= 0) {
switch (rx->data->what[n]) {
case 's':
case 'p':
retval += B__Size_SV_size((SV*)rx->data->data[n]);
break;
case 'o':
/*XXX: OP*/
break;
case 'n':
break;
}
}
}
if (rx->substrs) {
#if 0
int i;
for (i=0; i<3; i++) {
if (rx->substrs->data[i].substr) {
retval += B__Size_SV_size(rx->substrs->data[i].substr);
}
}
#else
/* check_substr just points to anchor or float */
if (rx->anchored_substr) {
retval += B__Size_SV_size(rx->anchored_substr);
}
if (rx->float_substr) {
retval += B__Size_SV_size(rx->float_substr);
}
#endif
retval += sizeof(*rx->substrs);
}
return retval;
}
static XS(XS_B__PV_LEN)
{
dXSARGS;
if (items != 1)
croak("Usage: B::PV::LEN(sv)");
{
B__PV sv;
STRLEN RETVAL;
if (SvROK(ST(0))) {
IV tmp = SvIV((SV*)SvRV(ST(0)));
sv = (B__PV) tmp;
}
else
croak("sv is not a reference");
RETVAL = SvLEN(sv);
ST(0) = sv_newmortal();
sv_setiv(ST(0), (IV)RETVAL);
}
XSRETURN(1);
}
static XS(XS_B__PV_CUR)
{
dXSARGS;
if (items != 1)
croak("Usage: B::PV::CUR(sv)");
{
B__PV sv;
STRLEN RETVAL;
if (SvROK(ST(0))) {
IV tmp = SvIV((SV*)SvRV(ST(0)));
sv = (B__PV) tmp;
}
else
croak("sv is not a reference");
RETVAL = SvCUR(sv);
ST(0) = sv_newmortal();
sv_setiv(ST(0), (IV)RETVAL);
}
XSRETURN(1);
}
#define MgLENGTH(mg) mg->mg_len
static XS(XS_B__MAGIC_LENGTH)
{
dXSARGS;
if (items != 1)
croak("Usage: B::MAGIC::LENGTH(mg)");
{
B__MAGIC mg;
I32 RETVAL;
if (SvROK(ST(0))) {
IV tmp = SvIV((SV*)SvRV(ST(0)));
mg = (B__MAGIC) tmp;
}
else
croak("mg is not a reference");
RETVAL = MgLENGTH(mg);
ST(0) = sv_newmortal();
sv_setiv(ST(0), (IV)RETVAL);
}
XSRETURN(1);
}
static XS(XS_B__OP_name)
{
dXSARGS;
if (items != 1)
croak("Usage: B::OP::name(o)");
{
B__OP o;
char * RETVAL;
if (SvROK(ST(0))) {
IV tmp = SvIV((SV*)SvRV(ST(0)));
o = (B__OP) tmp;
}
else
croak("o is not a reference");
ST(0) = sv_newmortal();
sv_setpv(ST(0), PL_op_name[o->op_type]);
}
XSRETURN(1);
}
static void boot_B_compat(void)
{
HV *b_stash = gv_stashpvn("B", 1, TRUE);
/* these were not present until 5.005_58ish */
if (!perl_get_cv("B::PV::LEN", FALSE)) {
(void)newXS("B::PV::LEN", XS_B__PV_LEN, __FILE__);
}
if (!perl_get_cv("B::PV::CUR", FALSE)) {
(void)newXS("B::PV::CUR", XS_B__PV_CUR, __FILE__);
}
if (!perl_get_cv("B::MAGIC::LENGTH", FALSE)) {
(void)newXS("B::MAGIC::LENGTH", XS_B__MAGIC_LENGTH, __FILE__);
}
if (!perl_get_cv("B::OP::name", FALSE)) {
(void)newXS("B::OP::name", XS_B__OP_name, __FILE__);
}
if (!perl_get_cv("B::SVf_POK", FALSE)) {
(void)newCONSTSUB(b_stash, "SVf_POK", newSViv(SVf_POK));
}
if (!perl_get_cv("B::SVf_FAKE", FALSE)) {
(void)newCONSTSUB(b_stash, "SVf_FAKE", newSViv(SVf_FAKE));
}
}
#define OP_op_name(i) PL_op_name[i]
#define OP_op_desc(i) PL_op_desc[i]
MODULE = B::Size PACKAGE = B::Sizeof
PROTOTYPES: disable
BOOT:
boot_B_Sizeof();
boot_B_compat();
MODULE = B::Size PACKAGE = B::PMOP
int
REGEXP_size(o)
B::PMOP o
MODULE = B::Size PACKAGE = B::OP PREFIX = OP_
char *
OP_op_name(i)
U16 i
char *
OP_op_desc(i)
U16 i
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