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Message-Id: <199505210718.JAA06807@lirmm.lirmm.fr>
To: current@FreeBSD.org
Subject: small improvment for snake saver
Date: Sun, 21 May 1995 09:18:21 +0200
From: "Philippe Charnier" <charnier@lirmm.fr>
Sender: current-owner@FreeBSD.org
Precedence: bulk

Hello,


snake saver now looks for `ostype' and `osrelease' and display these
information.


Index: snake_saver.c
===================================================================
RCS file: /home2h/FreeBSD.cvsroot/src/lkm/syscons/snake/snake_saver.c,v
retrieving revision 1.3
diff -u -r1.3 snake_saver.c
--- 1.3	1995/05/16 19:10:11
+++ snake_saver.c	1995/05/20 19:31:07
@@ -36,6 +36,9 @@
 #include <sys/lkm.h>
 #include <sys/errno.h>
 #include <saver.h>
+#include <sys/proc.h>
+#include <vm/vm.h>
+#include <sys/sysctl.h>
 
 MOD_MISC("snake_saver")
 
@@ -45,11 +48,30 @@
 static void 
 snake_saver(int blank)
 {
-	const char	saves[] = {"FreeBSD-2.0.5"};
+	static char saves[] = "???????????????????????????????????????????????";
 	static u_char	*savs[sizeof(saves)-1];
 	static int	dirx, diry;
 	int		f;
 	scr_stat	*scp = cur_console;
+	static size_t   len = sizeof(saves)-1;
+
+	if (*saves == '?') {
+	  size_t idx;
+
+	  if ((idx = strlen(ostype)) < sizeof(saves)) {
+	    /* enough space for ostype */
+	    strcpy (saves, ostype);
+	    if ((len = strlen(osrelease)) < sizeof(saves)-1 - idx) {
+	      /* enough space left for osrelease and a separator */
+	      saves[idx++] = ' ';
+	      strcpy (&saves[idx], osrelease);
+	      idx += len;
+	    }
+	  }
+	  else 
+	    idx = sizeof(saves)-1;
+	  len = idx;
+	}
 
 	if (blank) {
 		if (!scrn_blanked) {
@@ -59,7 +81,7 @@
 			dirx = (scp->xpos ? 1 : -1);
 			diry = (scp->ypos ?
 				scp->xsize : -scp->xsize);
-			for (f=0; f< sizeof(saves)-1; f++)
+			for (f = 0; f < len; f++)
 				savs[f] = (u_char *)Crtat + 2 *
 					  (scp->xpos+scp->ypos*scp->xsize);
 			*(savs[0]) = scr_map[*saves];
@@ -73,8 +95,8 @@
 		if (scrn_blanked++ < 4) 
 			return;
 		scrn_blanked = 1;
-		*(savs[sizeof(saves)-2]) = scr_map[0x20];
-		for (f=sizeof(saves)-2; f > 0; f--)
+		*(savs[len - 1]) = scr_map[0x20];
+		for (f = len - 1; f > 0; f--)
 			savs[f] = savs[f-1];
 		f = (savs[0] - (u_char *)Crtat) / 2;
 		if ((f % scp->xsize) == 0 ||
@@ -86,7 +108,7 @@
 		    (random() % 20) == 0)
 			diry = -diry;
 		savs[0] += 2*dirx + 2*diry;
-		for (f=sizeof(saves)-2; f>=0; f--)
+		for (f = len - 1; f >= 0; f--)
 			*(savs[f]) = scr_map[saves[f]];
 	}
 	else {

--------                                                        --------
Philippe Charnier                                      charnier@lirmm.fr
                               

         LIRMM, 161 rue Ada, 34392 Montpellier cedex 5 -- France
------------------------------------------------------------------------