functions in std.i - b
turns on, turns off, or tests for batch mode, respectively.
If yorick is started with the command line:
yorick -batch batch_include.i ...
then batch mode is turned on, the usual custom.i startup file is
skipped, and the file batch_include.i is parsed and executed. The
-batch and batch_include.i command line arguments are removed from
the list returned by get_argv(). These must be the first two
arguments on the command line.
In batch mode, any error will terminate Yorick (as by the quit
function) rather than entering debug mode. Also, any attempt to
read from the keyboard is an error.
builtin function, documented at i0/std.i line 2598
or bmark= bookmark(f)
backup, f, bmark
back up the text stream F, so that the next call to the read
function returns the same line as the previous call to read
(note that you can only back up one line). If the optional
second argument BMARK is supplied, restores the state of the
file F to its state at the time the bookmark function was
After a matching failure in read, use the single argument form
of backup to reread the line containing the matching failure.
builtin function, documented at i0/std.i line 1466