shell_cmds-53.tar.gz

[apple/shell_cmds.git] / window / ttoutput.c

diff --git a/window/ttoutput.c b/window/ttoutput.c
deleted file mode 100644 (file)
index 66cdae2..0000000
--- a/window/ttoutput.c
+++ /dev/null
@@ -1,157 +0,0 @@
-/*     $NetBSD: ttoutput.c,v 1.4 1997/11/21 08:36:34 lukem Exp $       */
-
-/*
- * Copyright (c) 1983, 1993
- *     The Regents of the University of California.  All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Edward Wang at The University of California, Berkeley.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *     This product includes software developed by the University of
- *     California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)ttoutput.c 8.1 (Berkeley) 6/6/93";
-#else
-__RCSID("$NetBSD: ttoutput.c,v 1.4 1997/11/21 08:36:34 lukem Exp $");
-#endif
-#endif /* not lint */
-
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-#include "ww.h"
-#include "tt.h"
-
-/*
- * Buffered output package.
- * We need this because stdio fails on non-blocking writes.
- */
-
-void
-ttflush()
-{
-       char *p;
-       int n = tt_obp - tt_ob;
-
-       if (n == 0)
-               return;
-       if (tt.tt_checksum)
-               (*tt.tt_checksum)(tt_ob, n);
-       if (tt.tt_flush) {
-               (*tt.tt_flush)();
-               return;
-       }
-       wwnflush++;
-       for (p = tt_ob; p < tt_obp;) {
-               wwnwr++;
-               n = write(1, p, tt_obp - p);
-               if (n < 0) {
-                       wwnwre++;
-                       if (errno != EWOULDBLOCK) {
-                               /* can't deal with this */
-                               p = tt_obp;
-                       }
-               } else if (n == 0) {
-                       /* what to do? */
-                       wwnwrz++;
-               } else {
-                       wwnwrc += n;
-                       p += n;
-               }
-       }
-       tt_obp = tt_ob;
-}
-
-void
-ttputs(s)
-       char *s;
-{
-       while (*s)
-               ttputc(*s++);
-}
-
-void
-ttwrite(s, n)
-       char *s;
-       int n;
-{
-       switch (n) {
-       case 0:
-               break;
-       case 1:
-               ttputc(*s);
-               break;
-       case 2:
-               if (tt_obe - tt_obp < 2)
-                       ttflush();
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s;
-               break;
-       case 3:
-               if (tt_obe - tt_obp < 3)
-                       ttflush();
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s;
-               break;
-       case 4:
-               if (tt_obe - tt_obp < 4)
-                       ttflush();
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s;
-               break;
-       case 5:
-               if (tt_obe - tt_obp < 5)
-                       ttflush();
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s++;
-               *tt_obp++ = *s;
-               break;
-       default:
-               while (n > 0) {
-                       int m;
-
-                       while ((m = tt_obe - tt_obp) == 0)
-                               ttflush();
-                       if ((m = tt_obe - tt_obp) > n)
-                               m = n;
-                       memmove(tt_obp, s, m);
-                       tt_obp += m;
-                       s += m;
-                       n -= m;
-               }
-       }
-}