Author: obrien
Date: Tue Jul 12 23:39:56 2011
New Revision: 223969
URL: http://svn.freebsd.org/changeset/base/223969
Log:
MFC: r223940: If one's message is longer than the buffer size, then we reset
'cnt' at the wrong point and the actual column # get out of sync across the
buffer size.
Modified:
stable/8/usr.bin/wall/wall.c
Directory Properties:
stable/8/usr.bin/wall/ (props changed)
Modified: stable/8/usr.bin/wall/wall.c
==============================================================================
--- stable/8/usr.bin/wall/wall.c Tue Jul 12 21:01:09 2011
(r223968)
+++ stable/8/usr.bin/wall/wall.c Tue Jul 12 23:39:56 2011
(r223969)
@@ -251,8 +251,9 @@ makemsg(char *fname)
err(1, "can't read %s", fname);
setegid(egid);
}
+ cnt = 0;
while (fgets(lbuf, sizeof(lbuf), stdin)) {
- for (cnt = 0, p = lbuf; (ch = *p) != '\0'; ++p, ++cnt) {
+ for (p = lbuf; (ch = *p) != '\0'; ++p, ++cnt) {
if (ch == '\r') {
putc('\r', fp);
cnt = 0;
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