diff options
Diffstat (limited to 'src/redir.c')
| -rw-r--r-- | src/redir.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/src/redir.c b/src/redir.c index 54af96b..16decfc 100644 --- a/src/redir.c +++ b/src/redir.c @@ -72,12 +72,10 @@ MKINIT struct redirtab { struct redirtab *next; int renamed[10]; - int nullredirs; }; MKINIT struct redirtab *redirlist; -MKINIT int nullredirs; STATIC int openredirect(union node *); #ifdef notyet @@ -113,7 +111,6 @@ redirect(union node *redir, int flags) memory[i] = 0; memory[1] = flags & REDIR_BACKQ; #endif - nullredirs++; if (!redir) { return; } @@ -124,10 +121,8 @@ redirect(union node *redir, int flags) q = ckmalloc(sizeof (struct redirtab)); q->next = redirlist; redirlist = q; - q->nullredirs = nullredirs - 1; for (i = 0 ; i < 10 ; i++) q->renamed[i] = EMPTY; - nullredirs = 0; sv = q; } n = redir; @@ -343,8 +338,6 @@ popredir(int drop) struct redirtab *rp; int i; - if (--nullredirs >= 0) - return; INTOFF; rp = redirlist; for (i = 0 ; i < 10 ; i++) { @@ -364,7 +357,6 @@ popredir(int drop) } } redirlist = rp->next; - nullredirs = rp->nullredirs; ckfree(rp); INTON; } @@ -381,12 +373,8 @@ RESET { /* * Discard all saved file descriptors. */ - for (;;) { - nullredirs = 0; - if (!redirlist) - break; + while (redirlist) popredir(0); - } } #endif |