Make window 8bit clean and ctype oriented.

Fix restart after ^Z hang.

9 files changed, 16 insertions, 89 deletions

diff --git a/usr.bin/window/char.c b/usr.bin/window/char.c
index 34bea59..670d5f1 100644
--- a/usr.bin/window/char.c
+++ b/usr.bin/window/char.c
@@ -40,80 +40,6 @@ static char sccsid[] = "@(#)char.c	8.1 (Berkeley) 6/6/93";
 
 #include "char.h"
 
-char _cmap[] = {
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,	/* ^@ - ^C */
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,	/* ^D - ^G */
-	_C,		_C|_P,		_C,		_C|_U,	/* ^H - ^K */
-	_C|_U,		_C,		_C|_U,		_C|_U,	/* ^L - ^O */
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,	/* ^P - ^S */
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,	/* ^T - ^W */
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,	/* ^U - ^[ */
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,	/* ^\ - ^_ */
-
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_P|_U,
-	_P|_U,		_P|_U,		_P|_U,		_C|_U,
-
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U,
-	_C|_U,		_C|_U,		_C|_U,		_C|_U
-};
-
 char *_unctrl[] = {
 	"^@",	"^A",	"^B",	"^C",	"^D",	"^E",	"^F",	"^G",
 	"^H",	"^I",	"^J",	"^K",	"^L",	"^M",	"^N",	"^O",
diff --git a/usr.bin/window/char.h b/usr.bin/window/char.h
index eb4774f..dd4ad27 100644
--- a/usr.bin/window/char.h
+++ b/usr.bin/window/char.h
@@ -49,13 +49,13 @@
  * using unctrl() by wwwrite() if ww_unctrl is set.
  */
 
+#include <ctype.h>
+#include <string.h>
+#include <stdlib.h>
+
 extern char *_unctrl[];
-extern char _cmap[];
 #define ctrl(c)		(c & 0x1f)
 #define unctrl(c)	(_unctrl[(unsigned char) (c)])
-#define _C		0x01
-#define _P		0x02
-#define _U		0x04
-#define isctrl(c)	(_cmap[(unsigned char) (c)] & _C)
-#define isprt(c)	(_cmap[(unsigned char) (c)] & _P)
-#define isunctrl(c)	(_cmap[(unsigned char) (c)] & _U)
+#define isctrl(c)       iscntrl((unsigned char)(c))
+#define isprt(c)        isprint((unsigned char)(c))
+#define isunctrl(c)     (strchr("\b\t\n\r", (c)) == NULL && isctrl(c))
diff --git a/usr.bin/window/cmd.c b/usr.bin/window/cmd.c
index cd105ea..391e346 100644
--- a/usr.bin/window/cmd.c
+++ b/usr.bin/window/cmd.c
@@ -43,7 +43,7 @@ static char sccsid[] = "@(#)cmd.c	8.1 (Berkeley) 6/6/93";
 
 docmd()
 {
-	register char c;
+	register c;
 	register struct ww *w;
 	char out = 0;
 
diff --git a/usr.bin/window/cmd1.c b/usr.bin/window/cmd1.c
index df6deb9..6fdc9da 100644
--- a/usr.bin/window/cmd1.c
+++ b/usr.bin/window/cmd1.c
@@ -115,7 +115,7 @@ int maxrow, maxcol;
 {
 	static int scount;
 	int count;
-	char c;
+	int c;
 	int oldrow = *row, oldcol = *col;
 
 	while ((c = wwgetc()) >= 0) {
diff --git a/usr.bin/window/wwgets.c b/usr.bin/window/wwgets.c
index 1f69fa5..1141834 100644
--- a/usr.bin/window/wwgets.c
+++ b/usr.bin/window/wwgets.c
@@ -47,7 +47,7 @@ int n;
 register struct ww *w;
 {
 	register char *p = buf;
-	register char c;
+	register int c;
 	char uc = w->ww_unctrl;
 	static void rub();
 
diff --git a/usr.bin/window/wwinit.c b/usr.bin/window/wwinit.c
index 4e4d5da..b94d312 100644
--- a/usr.bin/window/wwinit.c
+++ b/usr.bin/window/wwinit.c
@@ -364,6 +364,7 @@ wwstart()
 	register i;
 
 	(void) wwsettty(0, &wwnewtty);
+	signal(SIGIO, wwrint);
 	for (i = 0; i < wwnrow; i++)
 		wwtouched[i] = WWU_TOUCHED;
 	wwstart1();
diff --git a/usr.bin/window/wwinschar.c b/usr.bin/window/wwinschar.c
index d055fcd..b283f99 100644
--- a/usr.bin/window/wwinschar.c
+++ b/usr.bin/window/wwinschar.c
@@ -43,7 +43,7 @@ static char sccsid[] = "@(#)wwinschar.c	8.1 (Berkeley) 6/6/93";
 
 wwinschar(w, row, col, c, m)
 register struct ww *w;
-char c, m;
+unsigned char c, m;
 {
 	register i;
 	int nvis;
diff --git a/usr.bin/window/wwlabel.c b/usr.bin/window/wwlabel.c
index d78e1f2..4bb128f 100644
--- a/usr.bin/window/wwlabel.c
+++ b/usr.bin/window/wwlabel.c
@@ -60,7 +60,7 @@ char *l;
 	register char *fmap;
 	register char *smap;
 	char touched;
-	char *p;
+	unsigned char *p;
 
 	if (f->ww_fmap == 0)
 		return;
diff --git a/usr.bin/window/wwwrite.c b/usr.bin/window/wwwrite.c
index d406cbc..9880460 100644
--- a/usr.bin/window/wwwrite.c
+++ b/usr.bin/window/wwwrite.c
@@ -58,12 +58,12 @@ static char sccsid[] = "@(#)wwwrite.c	8.1 (Berkeley) 6/6/93";
  */
 wwwrite(w, p, n)
 register struct ww *w;
-register char *p;
+register unsigned char *p;
 int n;
 {
 	char hascursor;
-	char *savep = p;
-	char *q = p + n;
+	unsigned char *savep = p;
+	unsigned char *q = p + n;
 	char *r = 0;
 	char *s;