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-rw-r--r--io.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/io.c b/io.c
index 335e1255..719601c2 100644
--- a/io.c
+++ b/io.c
@@ -1391,7 +1391,7 @@ flush_io()
warning(_("error writing standard error (%s)"), strerror(errno));
status++;
}
- for (rp = red_head; rp != NULL; rp = rp->next)
+ for (rp = red_head; rp != NULL; rp = rp->next) {
/* flush both files and pipes, what the heck */
if ((rp->flag & RED_WRITE) != 0 && rp->output.fp != NULL) {
if (rp->output.gawk_fflush(rp->output.fp, rp->output.opaque)) {
@@ -1407,6 +1407,7 @@ flush_io()
status++;
}
}
+ }
if (status != 0)
status = -1; /* canonicalize it */
return status;
@@ -2602,6 +2603,8 @@ do_getline_redir(int into_variable, enum redirval redirtype)
update_ERRNO_int(redir_error);
}
return make_number((AWKNUM) -1.0);
+ } else if ((rp->flag & RED_TWOWAY) != 0 && rp->iop == NULL) {
+ fatal(_("getline: attempt to read from closed read end of two-way pipe"));
}
iop = rp->iop;
if (iop == NULL) /* end of input */