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o When "-n" is used with watch, it disables the use of <control-X> to

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change terminals being watched.  This change makes watch pass the
  <control-X> through to the terminal if it's not being intercepted--
  previously, the keypress would simply be dropped.
This commit is contained in:
Robert Watson 2001-11-07 19:15:19 +00:00
parent ce20386909
commit 22f94a0a16
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=86169
2 changed files with 8 additions and 6 deletions
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4
usr.sbin/watch/watch.8
View File

@ -54,6 +54,7 @@ would be displayed,
.Nm
will exit. The reconnect flags are unaffected by
this option.
When this flag is used, <control-X> is passed through to the terminal.
.It Fl W
Allow write access to observed tty.
.It Ar tty
@ -72,7 +73,8 @@ Exit
.It Sy "<control-W>"
Clear screen.
.It Sy "<control-X>"
Change attached tty.
Change attached tty, unless this feature is disabled, in which case
control-X is passed to the terminal as with other control characters.
.El
.Sh RESTRICTIONS
Only the superuser can run

10
usr.sbin/watch/watch.c
View File

@ -371,12 +371,12 @@ main(ac, av)
clear();
break;
case CHR_SWITCH:
if (opt_no_switch)
if (!opt_no_switch) {
detach_snp();
ask_dev(dev_name, MSG_CHANGE);
set_dev(dev_name);
break;
detach_snp();
ask_dev(dev_name, MSG_CHANGE);
set_dev(dev_name);
break;
}
default:
if (opt_write) {
rv = write(snp_io, chb, nread);