Define and use new sbbs_t functions: ansi_gotoxy(), ansi_save() and

ansi_restore() in place of dumb macros that don't check the current terminal
support.

src/sbbs3/ansiterm.cpp

@@ -159,3 +159,30 @@ bool sbbs_t::ansi_getxy(int* x, int* y)
 
 	return(true);
 }
+
+bool sbbs_t::ansi_gotoxy(int x, int y)
+{
+	if(term_supports(ANSI)) {
+		rprintf("\x1b[%d;%dH",y,x);
+		return true;
+	}
+	return false;
+}
+
+bool sbbs_t::ansi_save(void)
+{
+	if(term_supports(ANSI)) {
+		rputs("\x1b[s");
+		return true;
+	}
+	return false;
+}
+
+bool sbbs_t::ansi_restore(void)
+{
+	if(term_supports(ANSI)) {
+		rputs("\x1b[u");
+		return true;
+	}
+	return false;
+}

src/sbbs3/js_console.cpp

@@ -8,7 +8,7 @@
  * @format.tab-size 4		(Plain Text/Source Code File Header)			*
  * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
  *																			*
- * Copyright 2007 Rob Swindell - http://www.synchro.net/copyright.html		*
+ * Copyright 2009 Rob Swindell - http://www.synchro.net/copyright.html		*
  *																			*
  * This program is free software; you can redistribute it and/or			*
  * modify it under the terms of the GNU General Public License				*
@@ -1140,7 +1140,7 @@ js_pushxy(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
 		return(JS_FALSE);
 
 	rc=JS_SUSPENDREQUEST(cx);
-	sbbs->ANSI_SAVE();
+	sbbs->ansi_save();
 	JS_RESUMEREQUEST(cx, rc);
     return(JS_TRUE);
 }
@@ -1155,7 +1155,7 @@ js_popxy(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
 		return(JS_FALSE);
 
 	rc=JS_SUSPENDREQUEST(cx);
-	sbbs->ANSI_RESTORE();
+	sbbs->ansi_restore();
 	JS_RESUMEREQUEST(cx, rc);
     return(JS_TRUE);
 }
@@ -1182,7 +1182,7 @@ js_gotoxy(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
 	}
 
 	rc=JS_SUSPENDREQUEST(cx);
-	sbbs->GOTOXY(x,y);
+	sbbs->ansi_gotoxy(x,y);
 	JS_RESUMEREQUEST(cx, rc);
     return(JS_TRUE);
 }

src/sbbs3/sbbs.h

@@ -8,7 +8,7 @@
  * @format.tab-size 4		(Plain Text/Source Code File Header)			*
  * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
  *																			*
- * Copyright 2008 Rob Swindell - http://www.synchro.net/copyright.html		*
+ * Copyright 2009 Rob Swindell - http://www.synchro.net/copyright.html		*
  *																			*
  * This program is free software; you can redistribute it and/or			*
  * modify it under the terms of the GNU General Public License				*
@@ -379,7 +379,10 @@ public:
 
     /* ansi_term.cpp */
 	const char *	ansi(int atr);			/* Returns ansi escape sequence for atr */
+    bool	ansi_gotoxy(int x, int y);
 	bool	ansi_getxy(int* x, int* y);
+	bool	ansi_save(void);
+	bool	ansi_restore(void);
 	void	ansi_getlines(void);
 
 			/* Command Shell Methods */