X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=sv.h;h=425acc38328632c1eebeec4fe31d848ab99a40c4;hb=a6c71b5b9462db13c7bb2cd263cee5995315784c;hp=b91cc5fed197ec06ba4c25548e3f048bc54ea197;hpb=e331fc526c631ec7738ea465ef21f191ba7f166b;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/sv.h b/sv.h
index b91cc5f..425acc3 100644
--- a/sv.h
+++ b/sv.h
@@ -61,7 +61,7 @@ typedef enum {
 
 /* Using C's structural equivalence to help emulate C++ inheritance here... */
 
-struct sv {
+struct STRUCT_SV {
     void*	sv_any;		/* pointer to something */
     U32		sv_refcnt;	/* how many references to us */
     U32		sv_flags;	/* what we are */
@@ -575,6 +575,23 @@ Set the length of the string which is in the SV.  See C<SvCUR>.
 #define SvNOK_only(sv)		((void)SvOK_off(sv), \
 				    SvFLAGS(sv) |= (SVf_NOK|SVp_NOK))
 
+/*
+=for apidoc Am|void|SvUTF8|SV* sv
+Returns a boolean indicating whether the SV contains UTF-8 encoded data.
+
+=for apidoc Am|void|SvUTF8_on|SV *sv
+Tells an SV that it is a string and encoded in UTF8.  Do not use frivolously.
+
+=for apidoc Am|void|SvUTF8_off|SV *sv
+Unsets the UTF8 status of an SV.
+
+=for apidoc Am|void|SvPOK_only_UTF8|SV* sv
+Tells an SV that it is a UTF8 string (do not use frivolously)
+and disables all other OK bits.
+  
+=cut
+ */
+
 #define SvUTF8(sv)		(SvFLAGS(sv) & SVf_UTF8)
 #define SvUTF8_on(sv)		(SvFLAGS(sv) |= (SVf_UTF8))
 #define SvUTF8_off(sv)		(SvFLAGS(sv) &= ~(SVf_UTF8))