X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=xsutils.c;h=622a49be30a2381cd834147753aed536ca729dbd;hb=40837afcb0b195c90e4d9b17d791c9d4dd4f223b;hp=1d7a01a717aa08945f15bff47bad0720fd8ddd4b;hpb=eb1102fcca2230364ceadea29bd8e87ee51b15fa;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/xsutils.c b/xsutils.c
index 1d7a01a..622a49b 100644
--- a/xsutils.c
+++ b/xsutils.c
@@ -1,12 +1,18 @@
 /*    xsutils.c
  *
- *    Copyright (c) 1999-2002, Larry Wall
+ *    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"
@@ -66,6 +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")) {
@@ -110,6 +125,14 @@ modify_SV_attributes(pTHX_ SV *sv, SV **retlist, SV **attrlist, int numattrs)
 	    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) {
@@ -206,6 +229,8 @@ usage:
 	    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))