d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Restore check for msg_bufx being negative. Changed if() expression to be

Browse Source 
in Lite2 style.
This commit is contained in:
dg 1995-08-06 22:00:17 +00:00
parent 8bdb8276ba
commit f0b49bdd9e
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
sys/kern/subr_prf.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)subr_prf.c 8.3 (Berkeley) 1/21/94
* $Id: subr_prf.c,v 1.13 1995/04/08 21:32:11 joerg Exp $
* $Id: subr_prf.c,v 1.14 1995/06/14 07:55:07 bde Exp $
*/
#include <sys/param.h>
@ -509,11 +509,11 @@ putchar(c, flags, tp)
mbp->msg_magic = MSG_MAGIC;
}
mbp->msg_bufc[mbp->msg_bufx++] = c;
if (mbp->msg_bufx >= MSG_BSIZE)
if (mbp->msg_bufx < 0 || mbp->msg_bufx >= MSG_BSIZE)
mbp->msg_bufx = 0;
/* If the buffer is full, keep the most recent data. */
if (mbp->msg_bufr == mbp->msg_bufx) {
mbp->msg_bufr++;
if (mbp->msg_bufr >= MSG_BSIZE)
if (++mbp->msg_bufr >= MSG_BSIZE)
mbp->msg_bufr = 0;
}
}