60 lines
1.1 KiB
Plaintext
60 lines
1.1 KiB
Plaintext
#include "EXTERN.h"
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#include "perl.h"
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#include "XSUB.h"
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static cv_flags_t
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get_flag(char *attr)
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{
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if (strnEQ(attr, "method", 6))
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return CVf_METHOD;
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else if (strnEQ(attr, "locked", 6))
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return CVf_LOCKED;
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else
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return 0;
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}
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MODULE = attrs PACKAGE = attrs
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void
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import(Class, ...)
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char * Class
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ALIAS:
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unimport = 1
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PREINIT:
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int i;
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CV *cv;
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PPCODE:
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if (!PL_compcv || !(cv = CvOUTSIDE(PL_compcv)))
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croak("can't set attributes outside a subroutine scope");
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for (i = 1; i < items; i++) {
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char *attr = SvPV(ST(i), PL_na);
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cv_flags_t flag = get_flag(attr);
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if (!flag)
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croak("invalid attribute name %s", attr);
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if (ix)
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CvFLAGS(cv) &= ~flag;
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else
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CvFLAGS(cv) |= flag;
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}
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void
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get(sub)
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SV * sub
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PPCODE:
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if (SvROK(sub)) {
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sub = SvRV(sub);
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if (SvTYPE(sub) != SVt_PVCV)
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sub = Nullsv;
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}
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else {
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char *name = SvPV(sub, PL_na);
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sub = (SV*)perl_get_cv(name, FALSE);
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}
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if (!sub)
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croak("invalid subroutine reference or name");
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if (CvFLAGS(sub) & CVf_METHOD)
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XPUSHs(sv_2mortal(newSVpv("method", 0)));
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if (CvFLAGS(sub) & CVf_LOCKED)
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XPUSHs(sv_2mortal(newSVpv("locked", 0)));
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