drop unused routines

SCCS-vsn: sys/kern/tty_subr.c 4.8

diff --git a/usr/src/sys/kern/tty_subr.c b/usr/src/sys/kern/tty_subr.c
index 4e63419..7b8312c 100644 (file)
--- a/usr/src/sys/kern/tty_subr.c
+++ b/usr/src/sys/kern/tty_subr.c
@@ -1,4 +1,4 @@
-/*     tty_subr.c      4.7     %G%     */
+/*     tty_subr.c      4.8     %G%     */

 
 #include "../h/param.h"
 #include "../h/systm.h"
 
 #include "../h/param.h"
 #include "../h/systm.h"


@@ -54,31 +54,6 @@ register struct clist *p;
        return(c);
 }
 
        return(c);
 }
 

-#if HAVTR > 0
-trgetc(p)
-register struct clist *p;
-{
-       register struct cblock *bp;
-       register int c, s;
-
-       if (p->c_cc <= 0) {
-               c = -1;
-               p->c_cc = 0;
-               p->c_cf = NULL;
-       } else {
-               c = *p->c_cf++ & 0377;
-               if (--p->c_cc<=0) {
-                       p->c_cf = NULL;
-               } else if (((int)p->c_cf & CROUND) == 0) {
-                       bp = (struct cblock *)(p->c_cf);
-                       bp--;
-                       p->c_cf = bp->c_next->c_info;
-               }
-       }
-       return(c);
-}
-#endif
-

 /*
  * copy clist to buffer.
  * return number of bytes moved.
 /*
  * copy clist to buffer.
  * return number of bytes moved.


@@ -135,42 +110,6 @@ register char *cp;
        return(cp-acp);
 }
 
        return(cp-acp);
 }
 

-#if HAVTR > 0
-/*
- * Traverse a clist copying its contents to a buffer.
- * q->cc and q->cf are updated with the current position
- * in the list, but bytes are not released to the freelist.
- */
-trq_to_b(q, cp, cc)
-register struct clist *q;
-register char *cp;
-register cc;
-{
-       register struct cblock *bp;
-       char *acp;
-
-       if (cc <= 0)
-               return(0);
-       if (q->c_cc <= 0)
-               return(0);
-
-       acp = cp;
-       cc++;
-       while (--cc) {
-               *cp++ = *q->c_cf++;
-               if (((int)q->c_cf & CROUND) == 0) {
-                       bp = (struct cblock *)(q->c_cf);
-                       bp--;
-                       q->c_cf = bp->c_next->c_info;
-               }
-               if (--q->c_cc <= 0)
-                       break;
-       }
-       return(cp-acp);
-}
-#endif
-
-

 /*
  * Return count of contiguous characters
  * in clist starting at q->c_cf.
 /*
  * Return count of contiguous characters
  * in clist starting at q->c_cf.


@@ -390,36 +329,6 @@ register s;
        return(f);
 }
 
        return(f);
 }
 

-#ifdef UCBIPC
-char *
-nb_to_q(cp, cc, q)
-register char *cp;
-register struct clist *q;
-register cc;
-{
-char *f;
-register s;
-
-       s = spl6();
-       if (cc > cfreecount) {
-               f = NULL;
-               goto out;
-       }
-       if (q->c_cc==0) {
-               b_to_q(cp, cc, q);
-               f = q->c_cf;
-       } else {
-               (void) putc(*cp++, q);
-               f = q->c_cl;
-               f--;
-               b_to_q(cp, --cc, q);
-       }
-out:
-       splx(s);
-       return(f);
-}
-#endif
-

 /*
  * Given a non-NULL pointter into the list (like c_cf which
  * always points to a real character if non-NULL) return the pointer
 /*
  * Given a non-NULL pointter into the list (like c_cf which
  * always points to a real character if non-NULL) return the pointer


@@ -513,19 +422,6 @@ register struct clist *p;
        return(s | (getc(p)<<8));
 }
 
        return(s | (getc(p)<<8));
 }
 

-#if HAVTR > 0
-trgetw(p)
-register struct clist *p;
-{
-       register int w;
-
-       if (p->c_cc <=1)
-               return(-1);
-       w = trgetc(p);
-       return(w | (trgetc(p)<<8));
-}
-#endif
-

 putw(c, p)
 register struct clist *p;
 {
 putw(c, p)
 register struct clist *p;
 {