anchors fix

[p5sagit/p5-mst-13.2.git] / doio.c

diff --git a/doio.c b/doio.c
index 1495ff5..decd188 100644 (file)
--- a/doio.c
+++ b/doio.c
@@ -213,6 +213,15 @@ Perl_do_openn(pTHX_ GV *gv, register char *name, I32 len, int as_raw,
        if (num_svs) {
            /* New style explict name, type is just mode and discipline/layer info */
            STRLEN l = 0;
+#ifdef USE_STDIO
+           if (SvROK(*svp) && !strchr(name,'&')) {
+               if (ckWARN(WARN_IO))
+                   Perl_warner(aTHX_ packWARN(WARN_IO),
+                           "Can't open a reference");
+               SETERRNO(EINVAL, LIB$_INVARG);
+               goto say_false;
+           }
+#endif /* USE_STDIO */
            name = SvOK(*svp) ? SvPV(*svp, l) : "";
            len = (I32)l;
            name = savepvn(name, len);
@@ -245,6 +254,10 @@ Perl_do_openn(pTHX_ GV *gv, register char *name, I32 len, int as_raw,
                name = type;
                len = tend-type;
            }
+           else {
+             if (*type)
+                 goto unknown_desr;
+           }
            if (*name == '\0') {
                /* command is missing 19990114 */
                if (ckWARN(WARN_PIPE))
@@ -895,6 +908,7 @@ Perl_do_pipe(pTHX_ SV *sv, GV *rgv, GV *wgv)
        goto badexit;
     IoIFP(rstio) = PerlIO_fdopen(fd[0], "r");
     IoOFP(wstio) = PerlIO_fdopen(fd[1], "w");
+    IoOFP(rstio) = IoIFP(rstio);
     IoIFP(wstio) = IoOFP(wstio);
     IoTYPE(rstio) = IoTYPE_RDONLY;
     IoTYPE(wstio) = IoTYPE_WRONLY;
@@ -1154,7 +1168,7 @@ I32 fd;                   /* file descriptor */
 Off_t length;          /* length to set file to */
 {
     struct flock fl;
-    struct stat filebuf;
+    Stat_t filebuf;
 
     if (PerlLIO_fstat(fd, &filebuf) < 0)
        return -1;