X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=xsutils.c;h=622a49be30a2381cd834147753aed536ca729dbd;hb=cff9980965379582a7e6bc54ef5e679209355670;hp=81bb2fc1c454353f4e821be2bf6e89ebd33f2d70;hpb=acfe0abcedaf592fb4b9cb69ce3468308ae99d91;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/xsutils.c b/xsutils.c
index 81bb2fc..622a49b 100644
--- a/xsutils.c
+++ b/xsutils.c
@@ -1,3 +1,18 @@
+/*    xsutils.c
+ *
+ *    Copyright (C) 1999, 2000, 2001, 2002, 2003, by Larry Wall and others
+ *
+ *    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"
@@ -57,6 +72,15 @@ modify_SV_attributes(pTHX_ SV *sv, SV **retlist, SV **attrlist, int numattrs)
 	    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")) {
@@ -84,8 +108,8 @@ modify_SV_attributes(pTHX_ SV *sv, SV **retlist, SV **attrlist, int numattrs)
 			continue;
 		    }
 		    break;
-		case 's':
-      if (strEQ(name, "unique")) {
+		case 'u':
+		    if (strEQ(name, "unique")) {
 			if (negated)
 			    GvUNIQUE_off(CvGV((CV*)sv));
 			else
@@ -99,11 +123,25 @@ modify_SV_attributes(pTHX_ SV *sv, SV **retlist, SV **attrlist, int numattrs)
 	    break;
 	default:
 	    switch ((int)len) {
-              case 6:
+	    case 6:
 		switch (*name) {
-                  case 's':
-      if (strEQ(name, "unique")) {
-                        /* toke.c has already marked as GVf_UNIQUE */
+		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;
                     }
                 }
@@ -190,7 +228,13 @@ usage:
 	if (cvflags & CVf_METHOD)
 	    XPUSHs(sv_2mortal(newSVpvn("method", 6)));
         if (GvUNIQUE(CvGV((CV*)sv)))
-     XPUSHs(sv_2mortal(newSVpvn("unique", 6)));
+	    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;