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#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "ppport.h"
#include "hook_op_check_smartmatch.h"
STATIC OP*
smartmatch_cb(pTHX_ OP *o, void *user_data)
{
OP *left, *right, *cb_op, *list, *new;
left = cBINOPo->op_first;
right = left->op_sibling;
o->op_flags &= ~OPf_KIDS;
op_free(o);
cb_op = newSVOP(OP_CONST, 0, (SV*)user_data);
list = newLISTOP(OP_LIST, 0, left, right);
new = newUNOP(OP_ENTERSUB, OPf_STACKED,
op_append_elem(OP_LIST, list, cb_op));
return new;
}
UV
hook_op_check_smartmatch(void *user_data)
{
return hook_op_check(OP_SMARTMATCH, smartmatch_cb, user_data);
}
void *
hook_op_check_smartmatch_remove(UV id)
{
return hook_op_check_remove(OP_SMARTMATCH, id);
}
MODULE = smartmatch PACKAGE = smartmatch
PROTOTYPES: DISABLE
UV
register (cb)
SV *cb;
CODE:
if (!SvROK(cb) || SvTYPE(SvRV(cb)) != SVt_PVCV) {
croak("not a coderef");
}
RETVAL = hook_op_check_smartmatch(newSVsv(cb));
OUTPUT:
RETVAL
void
unregister (id)
UV id;
CODE:
hook_op_check_smartmatch_remove(id);
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