BSD 4_3_Reno release

[unix-history] / usr / src / usr.bin / window / ttinit.c

diff --git a/usr/src/usr.bin/window/ttinit.c b/usr/src/usr.bin/window/ttinit.c
index 11ccd1e..d10fedc 100644 (file)
--- a/usr/src/usr.bin/window/ttinit.c
+++ b/usr/src/usr.bin/window/ttinit.c
@@ -2,25 +2,33 @@
  * Copyright (c) 1983 Regents of the University of California.
  * All rights reserved.
  *
  * Copyright (c) 1983 Regents of the University of California.
  * All rights reserved.
  *

- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley.  The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ * 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 are permitted provided
+ * that: (1) source distributions retain this entire copyright notice and
+ * comment, and (2) distributions including binaries display the following
+ * acknowledgement:  ``This product includes software developed by the
+ * University of California, Berkeley and its contributors'' in the
+ * documentation or other materials provided with the distribution and in
+ * all advertising materials mentioning features or use of this software.
+ * 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

  */
 
 #ifndef lint
  */
 
 #ifndef lint

-static char sccsid[] = "@(#)ttinit.c   3.20 (Berkeley) %G%";
+static char sccsid[] = "@(#)ttinit.c   3.26 (Berkeley) 6/6/90";

 #endif /* not lint */
 
 #include "ww.h"
 #include "tt.h"
 #endif /* not lint */
 
 #include "ww.h"
 #include "tt.h"

+#ifdef POSIX_TTY
+#include <sys/ioctl.h>
+#endif

 
 int tt_h19();
 int tt_h29();
 
 int tt_h19();
 int tt_h29();


@@ -28,6 +36,7 @@ int tt_f100();
 int tt_tvi925();
 int tt_wyse75();
 int tt_wyse60();
 int tt_tvi925();
 int tt_wyse75();
 int tt_wyse60();

+int tt_zapple();

 int tt_zentec();
 int tt_generic();
 struct tt_tab tt_tab[] = {
 int tt_zentec();
 int tt_generic();
 struct tt_tab tt_tab[] = {


@@ -38,6 +47,7 @@ struct tt_tab tt_tab[] = {
        { "wyse75",     6, tt_wyse75 },
        { "wyse60",     6, tt_wyse60 },
        { "w60",        3, tt_wyse60 },
        { "wyse75",     6, tt_wyse75 },
        { "wyse60",     6, tt_wyse60 },
        { "w60",        3, tt_wyse60 },

+       { "zapple",     6, tt_zapple },

        { "zentec",     6, tt_zentec },
        { "generic",    0, tt_generic },
        0
        { "zentec",     6, tt_zentec },
        { "generic",    0, tt_generic },
        0


@@ -45,18 +55,25 @@ struct tt_tab tt_tab[] = {
 
 ttinit()
 {
 
 ttinit()
 {

+       int i;

        register struct tt_tab *tp;
        register char *p, *q;
        register char *t;
        struct winsize winsize;
        register struct tt_tab *tp;
        register char *p, *q;
        register char *t;
        struct winsize winsize;

+       int ttflush();

 
        tt_strp = tt_strings;
 
        /*
         * Set output buffer size to about 1 second of output time.
         */
 
        tt_strp = tt_strings;
 
        /*
         * Set output buffer size to about 1 second of output time.
         */

+       i = MIN(wwbaud/10, 512);
+       if ((tt_ob = malloc((unsigned) i)) == 0) {
+               wwerrno = WWE_NOMEM;
+               return -1;
+       }

        tt_obp = tt_ob;
        tt_obp = tt_ob;

-       tt_obe = tt_ob + MIN(wwbaud/10, sizeof tt_ob);
+       tt_obe = tt_ob + i;

 
        /*
         * Use the standard name of the terminal (i.e. the second
 
        /*
         * Use the standard name of the terminal (i.e. the second


@@ -85,12 +102,14 @@ ttinit()
                wwerrno = WWE_CANTDO;
                return -1;
        }
                wwerrno = WWE_CANTDO;
                return -1;
        }

+       if (ioctl(0, TIOCGWINSZ, (char *)&winsize) >= 0) {
+               if (winsize.ws_row != 0)
+                       tt.tt_nrow = winsize.ws_row;
+               if (winsize.ws_col != 0)
+                       tt.tt_ncol = winsize.ws_col;
+       }

        tt.tt_scroll_top = 0;
        tt.tt_scroll_bot = tt.tt_nrow - 1;
        tt.tt_scroll_top = 0;
        tt.tt_scroll_bot = tt.tt_nrow - 1;

-       if (ioctl(0, TIOCGWINSZ, (char *)&winsize) >= 0 &&
-           winsize.ws_row != 0 && winsize.ws_col != 0) {
-               tt.tt_nrow = winsize.ws_row;
-               tt.tt_ncol = winsize.ws_col;
-       }
+       tt.tt_flush = ttflush;

        return 0;
 }
        return 0;
 }