diff options
| author | joerg <joerg@FreeBSD.org> | 1996-10-12 10:41:56 +0000 |
|---|---|---|
| committer | joerg <joerg@FreeBSD.org> | 1996-10-12 10:41:56 +0000 |
| commit | 405f3d0e30e45881d7ea1f1082278d4ddcb14fbf (patch) | |
| tree | ee11e8a30f7509fb6e4af23c6482ff09d9b6435e /gnu/libexec/uucp/libunix | |
| parent | 579bd3117157de9d6b2c76f03b6c6ee0e23686ae (diff) | |
| download | FreeBSD-src-405f3d0e30e45881d7ea1f1082278d4ddcb14fbf.zip FreeBSD-src-405f3d0e30e45881d7ea1f1082278d4ddcb14fbf.tar.gz | |
Catch a situation where the tty speed might be 0 (in the case of UUCP
over TCP), but is used as a divisor later, causing uucico to abort
with a SIGFPE.
Reviewed by: Ian Lance Taylor <ian@cygnus.com>
Diffstat (limited to 'gnu/libexec/uucp/libunix')
| -rw-r--r-- | gnu/libexec/uucp/libunix/serial.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/gnu/libexec/uucp/libunix/serial.c b/gnu/libexec/uucp/libunix/serial.c index a38e28c..29bef9f 100644 --- a/gnu/libexec/uucp/libunix/serial.c +++ b/gnu/libexec/uucp/libunix/serial.c @@ -26,7 +26,7 @@ #include "uucp.h" #if USE_RCS_ID -const char serial_rcsid[] = "$Id: serial.c,v 1.65 1995/08/10 00:53:54 ian Rel $"; +const char serial_rcsid[] = "$Id: serial.c,v 1.6 1995/08/19 21:25:56 ache Exp $"; #endif #include "uudefs.h" @@ -2371,7 +2371,7 @@ fsysdep_conn_read (qconn, zbuf, pclen, cmin, ctimeout, freport) else csleepchars = MAX_INPUT - 10; - isleep = (int) (((long) csleepchars * 10000L) / q->ibaud); + isleep = (int) (((long) csleepchars * 10000L) / (q->ibaud? q->ibaud: (long)1200)); isleep -= 10; if (isleep > 10) @@ -2773,8 +2773,8 @@ fsysdep_conn_io (qconn, zwrite, pcwrite, zread, pcread) / baud bits/sec) * 10 bits/byte) */ - stime.tv_sec = (long) 10240 / q->ibaud; - stime.tv_usec = ((((long) 1024000000 / q->ibaud) * (long) 10) + stime.tv_sec = (long) 10240 / (q->ibaud? q->ibaud: (long)1200); + stime.tv_usec = ((((long) 1024000000 / (q->ibaud? q->ibaud: (long)1200)) * (long) 10) % (long) 1000000); imask = 1 << q->o; @@ -2846,7 +2846,7 @@ fsysdep_conn_io (qconn, zwrite, pcwrite, zread, pcread) we don't need to use the catch stuff, since we know that HAVE_RESTARTABLE_SYSCALLS is 0. */ usset_signal (SIGALRM, usalarm, TRUE, (boolean *) NULL); - alarm ((int) ((long) 10240 / q->ibaud) + 1); + alarm ((int) ((long) 10240 / (q->ibaud? q->ibaud: (long)1200)) + 1); /* There is a race condition here: on a severely loaded system, we could get the alarm before we start the |
