Returns the length of the string which is in the SV. See C<SvLEN>.
=for apidoc Am|STRLEN|SvLEN|SV* sv
-Returns the size of the string buffer in the SV. See C<SvCUR>.
+Returns the size of the string buffer in the SV, not including any part
+attributable to C<SvOOK>. See C<SvCUR>.
=for apidoc Am|char*|SvEND|SV* sv
Returns a pointer to the last character in the string which is in the SV.
#define SvAMAGIC_on(sv) (SvFLAGS(sv) |= SVf_AMAGIC)
#define SvAMAGIC_off(sv) (SvFLAGS(sv) &= ~SVf_AMAGIC)
+#define SvGAMAGIC(sv) (SvFLAGS(sv) & (SVs_GMG|SVf_AMAGIC))
+
/*
#define Gv_AMG(stash) \
(HV_AMAGICmb(stash) && \
#define IoTYPE(sv) ((XPVIO*) SvANY(sv))->xio_type
#define IoFLAGS(sv) ((XPVIO*) SvANY(sv))->xio_flags
-/*
-IoTYPE(sv) is a single character saying what type of I/O connection
-this is:
- | pipe
- - stdin or stdout
- < read-only
- > write-only
- a append
- + read and write
- s socket
- space closed
-*/
+/* IoTYPE(sv) is a single character telling the type of I/O connection. */
+#define IoTYPE_RDONLY '<'
+#define IoTYPE_WRONLY '>'
+#define IoTYPE_RDWR '+'
+#define IoTYPE_APPEND 'a'
+#define IoTYPE_PIPE '|'
+#define IoTYPE_STD '-' /* stdin or stdout */
+#define IoTYPE_SOCKET 's'
+#define IoTYPE_CLOSED ' '
/*
=for apidoc Am|bool|SvTAINTED|SV* sv
NUL character). Calls C<sv_grow> to perform the expansion if necessary.
Returns a pointer to the character buffer.
-=for apidoc Am|void|SvLOCK|SV* sv
-Aquires an internal mutex for a SV. Used to make sure multiple threads
-don't stomp on the guts of an SV at the same time
-
-=for apidoc Am|void|SvUNLOCK|SV* sv
-Release the internal mutex for an SV.
-
=cut
*/
SvSetSV_nosteal_and(dst,src,SvSETMAGIC(dst))
#ifdef DEBUGGING
-
-#define SvLOCK(sv) MUTEX_LOCK(&PL_sv_lock_mutex)
-#define SvUNLOCK(sv) MUTEX_UNLOCK(&PL_sv_lock_mutex)
#define SvPEEK(sv) sv_peek(sv)
#else
#define SvPEEK(sv) ""