X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/7edc52eca56cdeba9b74d0bc01ca4b0c27640b5a..1c15e88899094343f75aeba04122cd96a96b428e:/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 630751631c..d10fedc13d 100644
--- a/usr/src/usr.bin/window/ttinit.c
+++ b/usr/src/usr.bin/window/ttinit.c
@@ -1,23 +1,79 @@
+/*
+ * Copyright (c) 1983 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 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
-static char sccsid[] = "@(#)ttinit.c	3.10 %G%";
-#endif
+static char sccsid[] = "@(#)ttinit.c	3.26 (Berkeley) 6/6/90";
+#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_f100();
+int tt_tvi925();
+int tt_wyse75();
+int tt_wyse60();
+int tt_zapple();
+int tt_zentec();
+int tt_generic();
+struct tt_tab tt_tab[] = {
+	{ "h19",	3, tt_h19 },
+	{ "h29",	3, tt_h29 },
+	{ "f100",	4, tt_f100 },
+	{ "tvi925",	6, tt_tvi925 },
+	{ "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
+};
 
 ttinit()
 {
+	int i;
 	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.
 	 */
+	i = MIN(wwbaud/10, 512);
+	if ((tt_ob = malloc((unsigned) i)) == 0) {
+		wwerrno = WWE_NOMEM;
+		return -1;
+	}
 	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
@@ -46,5 +102,14 @@ ttinit()
 		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_flush = ttflush;
 	return 0;
 }