I think we have a winner. do_pipe hasn't been called since 4.036.

Maybe we should just remove this appendix.

p4raw-id: //depot/perl@25892

1 files changed, 0 insertions, 46 deletions

diff --git a/doio.c b/doio.c
index 63866ba12a..21bf98c381 100644
--- a/doio.c
+++ b/doio.c
@@ -937,52 +937,6 @@ Perl_nextargv(pTHX_ register GV *gv)
     return Nullfp;
 }
 
-#ifdef HAS_PIPE
-void
-Perl_do_pipe(pTHX_ SV *sv, GV *rgv, GV *wgv)
-{
-    register IO *rstio;
-    register IO *wstio;
-    int fd[2];
-
-    if (!rgv)
-	goto badexit;
-    if (!wgv)
-	goto badexit;
-
-    rstio = GvIOn(rgv);
-    wstio = GvIOn(wgv);
-
-    if (IoIFP(rstio))
-	do_close(rgv,FALSE);
-    if (IoIFP(wstio))
-	do_close(wgv,FALSE);
-
-    if (PerlProc_pipe(fd) < 0)
-	goto badexit;
-    IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE);
-    IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE);
-    IoOFP(rstio) = IoIFP(rstio);
-    IoIFP(wstio) = IoOFP(wstio);
-    IoTYPE(rstio) = IoTYPE_RDONLY;
-    IoTYPE(wstio) = IoTYPE_WRONLY;
-    if (!IoIFP(rstio) || !IoOFP(wstio)) {
-	if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio));
-	else PerlLIO_close(fd[0]);
-	if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio));
-	else PerlLIO_close(fd[1]);
-	goto badexit;
-    }
-
-    sv_setsv(sv,&PL_sv_yes);
-    return;
-
-badexit:
-    sv_setsv(sv,&PL_sv_undef);
-    return;
-}
-#endif
-
 /* explicit renamed to avoid C++ conflict    -- kja */
 bool
 Perl_do_close(pTHX_ GV *gv, bool not_implicit)