Manual Reference Pages - DELAY.4TH (8)
- FreeBSD debugging boot module
The file that goes by the name of
is a set of commands designed to add debugging capabilities to
The commands of
by themselves are not enough for most uses.
Please refer to the
examples below for the most common situations, and to
for additional commands.
Before using any of the commands provided in
it must be included
through the command:
This line is present in
file, so it is not needed (and should not be re-issued) in a normal setup.
The commands provided by it are:
Executes the [string] procedure stored in the
environment variable after
If the optional
environment variable is set, a continuous series of dots is printed.
During the duration, the user can either press Ctrl-C (or Esc) to abort or
ENTER to proceed immediately.
The environment variables that effect its behavior are:
The command to be executed by
The duration (in seconds) to delay before executing
If set, will cause
to print a continuous series of dots during the delay duration.
Introducing a 5-second delay before including another file from
set delay_command="include /boot/other.4th"
set of commands first appeared in
.Fx 9.0 .
set of commands was written by
.An Devin Teske Aq dteske@FreeBSD.org .
Visit the GSP FreeBSD Man Page Interface.
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