3 calls to strlen() we can avoid.

p4raw-id: //depot/perl@26048

diff --git a/doio.c b/doio.c
index 52b64d9..76a632a 100644 (file)
--- a/doio.c
+++ b/doio.c
@@ -408,7 +408,7 @@ Perl_do_openn(pTHX_ GV *gv, register const char *oname, I32 len, int as_raw,
                }
                else  {
                    if (!num_svs) {
-                       namesv = sv_2mortal(newSVpvn(type,strlen(type)));
+                       namesv = sv_2mortal(newSVpvn(type,tend - type));
                        num_svs = 1;
                        svp = &namesv;
                        type = Nullch;
@@ -446,7 +446,7 @@ Perl_do_openn(pTHX_ GV *gv, register const char *oname, I32 len, int as_raw,
            }
            else {
                if (!num_svs) {
-                   namesv = sv_2mortal(newSVpvn(type,strlen(type)));
+                   namesv = sv_2mortal(newSVpvn(type,tend - type));
                    num_svs = 1;
                    svp = &namesv;
                    type = Nullch;
@@ -538,7 +538,7 @@ Perl_do_openn(pTHX_ GV *gv, register const char *oname, I32 len, int as_raw,
            }
            else {
                if (!num_svs) {
-                   namesv = sv_2mortal(newSVpvn(type,strlen(type)));
+                   namesv = sv_2mortal(newSVpvn(type,tend - type));
                    num_svs = 1;
                    svp = &namesv;
                    type = Nullch;