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