+/* xsutils.c
+ *
+ * Copyright (c) 1999-2003, Larry Wall
+ *
+ * You may distribute under the terms of either the GNU General Public
+ * License or the Artistic License, as specified in the README file.
+ *
+ */
+
+/*
+ * "Perilous to us all are the devices of an art deeper than we possess
+ * ourselves." --Gandalf
+ */
+
+
#include "EXTERN.h"
#define PERL_IN_XSUTILS_C
#include "perl.h"
* Contributed by Spider Boardman (spider.boardman@orb.nashua.nh.us).
*/
-STATIC int
-S_modify_SV_attributes(pTHX_ SV *sv, SV **retlist, SV **attrlist, int numattrs)
+/* package attributes; */
+void XS_attributes__warn_reserved(pTHX_ CV *cv);
+void XS_attributes_reftype(pTHX_ CV *cv);
+void XS_attributes__modify_attrs(pTHX_ CV *cv);
+void XS_attributes__guess_stash(pTHX_ CV *cv);
+void XS_attributes__fetch_attrs(pTHX_ CV *cv);
+void XS_attributes_bootstrap(pTHX_ CV *cv);
+
+
+/*
+ * Note that only ${pkg}::bootstrap definitions should go here.
+ * This helps keep down the start-up time, which is especially
+ * relevant for users who don't invoke any features which are
+ * (partially) implemented here.
+ *
+ * The various bootstrap definitions can take care of doing
+ * package-specific newXS() calls. Since the layout of the
+ * bundled *.pm files is in a version-specific directory,
+ * version checks in these bootstrap calls are optional.
+ */
+
+void
+Perl_boot_core_xsutils(pTHX)
+{
+ char *file = __FILE__;
+
+ newXS("attributes::bootstrap", XS_attributes_bootstrap, file);
+}
+
+#include "XSUB.h"
+
+static int
+modify_SV_attributes(pTHX_ SV *sv, SV **retlist, SV **attrlist, int numattrs)
{
SV *attr;
char *name;
for (nret = 0 ; numattrs && (attr = *attrlist++); numattrs--) {
name = SvPV(attr, len);
- if (negated = (*name == '-')) {
+ if ((negated = (*name == '-'))) {
name++;
len--;
}
switch ((int)len) {
case 6:
switch (*name) {
+ case 'a':
+ if (strEQ(name, "assertion")) {
+ if (negated)
+ CvFLAGS((CV*)sv) &= ~CVf_ASSERTION;
+ else
+ CvFLAGS((CV*)sv) |= CVf_ASSERTION;
+ continue;
+ }
+ break;
case 'l':
#ifdef CVf_LVALUE
if (strEQ(name, "lvalue")) {
continue;
}
break;
+ case 'u':
+ if (strEQ(name, "unique")) {
+ if (negated)
+ GvUNIQUE_off(CvGV((CV*)sv));
+ else
+ GvUNIQUE_on(CvGV((CV*)sv));
+ continue;
+ }
+ break;
}
break;
}
break;
default:
- /* nothing, yet */
+ switch ((int)len) {
+ case 6:
+ switch (*name) {
+ case 's':
+ if (strEQ(name, "shared")) {
+ if (negated)
+ Perl_croak(aTHX_ "A variable may not be unshared");
+ SvSHARE(sv);
+ continue;
+ }
+ break;
+ case 'u':
+ if (strEQ(name, "unique")) {
+ if (SvTYPE(sv) == SVt_PVGV) {
+ if (negated)
+ GvUNIQUE_off(sv);
+ else
+ GvUNIQUE_on(sv);
+ }
+ /* Hope this came from toke.c if not a GV. */
+ continue;
+ }
+ }
+ }
break;
}
/* anything recognized had a 'continue' above */
}
-/* package attributes; */
-void XS_attributes__warn_reserved(pTHXo_ CV *cv);
-void XS_attributes_reftype(pTHXo_ CV *cv);
-void XS_attributes__modify_attrs(pTHXo_ CV *cv);
-void XS_attributes__guess_stash(pTHXo_ CV *cv);
-void XS_attributes__fetch_attrs(pTHXo_ CV *cv);
-void XS_attributes_bootstrap(pTHXo_ CV *cv);
-
-
-/*
- * Note that only ${pkg}::bootstrap definitions should go here.
- * This helps keep down the start-up time, which is especially
- * relevant for users who don't invoke any features which are
- * (partially) implemented here.
- *
- * The various bootstrap definitions can take care of doing
- * package-specific newXS() calls. Since the layout of the
- * bundled lib/*.pm files is in a version-specific directory,
- * version checks in these bootstrap calls are optional.
- */
-
-void
-Perl_boot_core_xsutils(pTHX)
-{
- char *file = __FILE__;
-
- newXS("attributes::bootstrap", XS_attributes_bootstrap, file);
-}
-
-#ifdef PERL_OBJECT
-#define NO_XSLOCKS
-#endif /* PERL_OBJECT */
-
-#include "XSUB.h"
/* package attributes; */
dXSARGS;
char *file = __FILE__;
+ if( items > 1 )
+ Perl_croak(aTHX_ "Usage: attributes::bootstrap $module");
+
newXSproto("attributes::_warn_reserved", XS_attributes__warn_reserved, file, "");
newXS("attributes::_modify_attrs", XS_attributes__modify_attrs, file);
newXSproto("attributes::_guess_stash", XS_attributes__guess_stash, file, "$");
goto usage;
sv = SvRV(rv);
if (items > 1)
- XSRETURN(modify_SV_attributes(sv, &ST(0), &ST(1), items-1));
+ XSRETURN(modify_SV_attributes(aTHX_ sv, &ST(0), &ST(1), items-1));
XSRETURN(0);
}
#endif
if (cvflags & CVf_METHOD)
XPUSHs(sv_2mortal(newSVpvn("method", 6)));
+ if (GvUNIQUE(CvGV((CV*)sv)))
+ XPUSHs(sv_2mortal(newSVpvn("unique", 6)));
+ if (cvflags & CVf_ASSERTION)
+ XPUSHs(sv_2mortal(newSVpvn("assertion", 9)));
+ break;
+ case SVt_PVGV:
+ if (GvUNIQUE(sv))
+ XPUSHs(sv_2mortal(newSVpvn("unique", 6)));
break;
default:
break;
HV *stash = Nullhv;
switch (SvTYPE(sv)) {
case SVt_PVCV:
- if (CvGV(sv) && isGV(CvGV(sv)) && GvSTASH(CvGV(sv)) &&
- HvNAME(GvSTASH(CvGV(sv))))
+ if (CvGV(sv) && isGV(CvGV(sv)) && GvSTASH(CvGV(sv)))
stash = GvSTASH(CvGV(sv));
- else if (/* !CvANON(sv) && */ CvSTASH(sv) && HvNAME(CvSTASH(sv)))
+ else if (/* !CvANON(sv) && */ CvSTASH(sv))
stash = CvSTASH(sv);
break;
case SVt_PVMG:
- if (!(SvFAKE(sv) && SvTIED_mg(sv, '*')))
+ if (!(SvFAKE(sv) && SvTIED_mg(sv, PERL_MAGIC_glob)))
break;
/*FALLTHROUGH*/
case SVt_PVGV:
- if (GvGP(sv) && GvESTASH((GV*)sv) && HvNAME(GvESTASH((GV*)sv)))
+ if (GvGP(sv) && GvESTASH((GV*)sv))
stash = GvESTASH((GV*)sv);
break;
default:
rv = ST(0);
ST(0) = TARG;
- if (!SvOK(rv)) {
- ST(0) = &PL_sv_no;
- XSRETURN(1);
- }
- if (!SvROK(rv))
+ if (SvGMAGICAL(rv))
+ mg_get(rv);
+ if (!(SvOK(rv) && SvROK(rv)))
goto usage;
sv = SvRV(rv);
sv_setpv(TARG, sv_reftype(sv, 0));
XS(XS_attributes__warn_reserved)
{
dXSARGS;
- SV *rv, *sv;
#ifdef dXSTARGET
dXSTARGET;
#else