help.m File Reference

Functions
function	help (name) if(nargin
	elseif (nargin==1 &&ischar(name))[text
	switch (lower(format)) case"plain text"status=0
case not documented	error ("help: `%s' is not documented\n", name)
endif	which (name)
	printf ("\n%s\n%s", text, __additional_help_message__())
else	error ("help: invalid input\n")
	if (!isempty(d)) p
endswitch unwind_protect_cleanup	path (p)
Variables
	format = get_help_text (name)
case	texinfo [text, status] = __makeinfo__ (text, "plain text")
case	html [text, status] = strip_html_tags (text)
case not	found [text, status] = do_contents (name)
if(status!=0) error("help raw Texinfo source of help text follows	n
endif endfunction	function [text, status]
	status = 1
	d = find_dir_in_path (name)
unwind_protect	path (d)

---

Function Documentation

elseif

(

nargin

= = 1 && ischar (name)

)

else error

(

"help: invalid input\n"

)

case not documented error	(	"help: `%s' is not documented\n"	,
		name
	)

function help

(

name

)

if

(

!

isemptyd

)

endswitch unwind_protect_cleanup path

(

p

)

printf	(	"\n%s\n%s"	,
		text	,
		__additional_help_message__()
	)

switch

(

lower(format)

)

[pure virtual]

endif which

(

name

)

---

Variable Documentation

d = find_dir_in_path (name)

format = get_help_text (name)

case not found[text, status] = do_contents (name)

endif endfunction function[text, status]

Initial value:

 do_contents (name)
  text = ""

case html[text, status] = strip_html_tags (text)

if (status != 0) error ("help raw Texinfo source of help text follows n

endif endif endfor w path

status = 1

case texinfo[text, status] = __makeinfo__ (text, "plain text")