At Thu, 16 May 2002 21:58:56 +1000 (EST),
Bruce Evans wrote:
> > Somehow, specifying -fsigned-char, which I thought was the default,
> > fixed the problem. So, the cause may be in our configuration of gcc?
>
> -fsigned-char doesn't fix it for me. Neither does repacling "char" by
> "signed char".
Oops, I was testing on a different box. Sorry.
> moused is broken too. It assumes that plain chars are signed.
How about this?
Index: moused.c
===================================================================
RCS file: /home/ncvs/src/usr.sbin/moused/moused.c,v
retrieving revision 1.55
diff -u -r1.55 moused.c
--- moused.c 28 Apr 2002 11:59:30 -0000 1.55
+++ moused.c 16 May 2002 14:15:42 -0000
@@ -1718,8 +1718,8 @@
return 0;
}
- act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F));
- act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F));
+ act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F));
+ act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F));
break;
case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */
@@ -1728,8 +1728,8 @@
MouseMan+ */
act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN))
| butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4];
- act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F));
- act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F));
+ act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F));
+ act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F));
break;
case MOUSE_PROTO_MSC: /* MouseSystems Corp */
@@ -1737,15 +1737,15 @@
case MOUSE_PROTO_MARIQUA: /* Mariqua */
#endif
act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS];
- act->dx = (char)(pBuf[1]) + (char)(pBuf[3]);
- act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4]));
+ act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]);
+ act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4]));
break;
case MOUSE_PROTO_JOGDIAL: /* JogDial */
if (rBuf == 0x6c)
- act->dz=-1;
+ act->dz = -1;
if (rBuf == 0x72)
- act->dz=1;
+ act->dz = 1;
if (rBuf == 0x64)
act->button = MOUSE_BUTTON1DOWN;
if (rBuf == 0x75)
@@ -1792,8 +1792,8 @@
case MOUSE_PROTO_BUS: /* Bus */
case MOUSE_PROTO_INPORT: /* InPort */
act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS];
- act->dx = (char)pBuf[1];
- act->dy = - (char)pBuf[2];
+ act->dx = (signed char)pBuf[1];
+ act->dy = - (signed char)pBuf[2];
break;
case MOUSE_PROTO_PS2: /* PS/2 */
@@ -1822,7 +1822,7 @@
case MOUSE_MODEL_INTELLI:
case MOUSE_MODEL_NET:
/* wheel data is in the fourth byte */
- act->dz = (char)pBuf[3];
+ act->dz = (signed char)pBuf[3];
if ((act->dz >= 7) || (act->dz <= -7))
act->dz = 0;
/* some compatible mice may have additional buttons */
@@ -1969,10 +1969,10 @@
case MOUSE_PROTO_SYSMOUSE: /* sysmouse */
act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS];
- act->dx = (char)(pBuf[1]) + (char)(pBuf[3]);
- act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4]));
+ act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]);
+ act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4]));
if (rodent.level == 1) {
- act->dz = ((char)(pBuf[5] << 1) + (char)(pBuf[6] << 1))/2;
+ act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1;
act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3);
}
break;
--
/
/__ __ Akinori.org / MUSHA.org
/ ) ) ) ) / FreeBSD.org / Ruby-lang.org
Akinori MUSHA aka / (_ / ( (__( @ iDaemons.org / and.or.jp
"Somewhere out of a memory.. of lighted streets on quiet nights.."
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