X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=thrdvar.h;h=e4cfacc06caf8999df1dd59b4553320c5806700f;hb=b1ef6e3bd726972447a8b536231f096656903bb3;hp=d228ee2394cdaabddf0b83a8629be261a060703f;hpb=146174a91a192983720a158796dc066226ad0e55;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/thrdvar.h b/thrdvar.h
index d228ee2..e4cfacc 100644
--- a/thrdvar.h
+++ b/thrdvar.h
@@ -10,10 +10,7 @@
  *
  * When building without USE_THREADS, these variables will be truly global.
  * When building without USE_THREADS but with MULTIPLICITY, these variables
- * will be global per-interpreter.
- *
- * Avoid build-specific #ifdefs here, like DEBUGGING.  That way,
- * we can keep binary compatibility of the curinterp structure */
+ * will be global per-interpreter. */
 
 /* Important ones in the first cache line (if alignment is done right) */
 
@@ -56,6 +53,18 @@ PERLVAR(Tretstack_max,	I32)
 
 PERLVAR(TSv,		SV *)		/* used to hold temporary values */
 PERLVAR(TXpv,		XPV *)		/* used to hold temporary values */
+
+/*
+=for apidoc Amn|STRLEN|PL_na
+
+A convenience variable which is typically used with C<SvPV> when one
+doesn't care about the length of the string.  It is usually more efficient
+to either declare a local variable and use that instead or to use the
+C<SvPV_nolen> macro.
+
+=cut
+*/
+
 PERLVAR(Tna,		STRLEN)		/* for use in SvPV when length is
 					   Not Applicable */
 
@@ -100,7 +109,9 @@ PERLVAR(Tmainstack,	AV *)		/* the stack when nothing funny is happening */
 
 PERLVAR(Ttop_env,	JMPENV *)	/* ptr. to current sigjmp() environment */
 PERLVAR(Tstart_env,	JMPENV)		/* empty startup sigjmp() environment */
+#ifdef PERL_FLEXIBLE_EXCEPTIONS
 PERLVARI(Tprotect,	protect_proc_t,	MEMBER_TO_FPTR(Perl_default_protect))
+#endif
 PERLVARI(Terrors,	SV *, Nullsv)	/* outstanding queued errors */
 
 /* statics "owned" by various functions */