OpenEuphoria

Re: Problem using walk_dir

• Posted by "Juergen Luethje" <j.lue at gmx.de> Nov 09, 2005
• 415 views

Joel Garcia wrote:

> I have created a small program to strip content from a series of HTML
> files and store this new data in a CSV formatted text file.  The
> problem I am experiencing is in regard to the walk_dir command for
> parsing each HTML file.  The files have all been examined and tested
> individually to be sure they can be stripped by my routine.  But what
> is happening is that after the first 18 files are read, the program
> ends without processsing file 19 and never continues beyond that.
>
> Below is a shortened version of my code showing how I have used
> walk_dir.
> If someone knows what it is I have omitted or done incorrectly, I would
> appreciate the help and advice.  It's just a quick and dirty program at
> the moment, but I need to get this functioning properly before moving
> on to refine the rest of it.  Thank you in advance.
>
> Joel
>
> ===Sample code===
>
> include get.e
> include keys.e
> include fileio.e
>
> constant output_file = "output.txt"
>
> object exit_code
> integer fn, fn_out
>
> fn_out = open(output_file, "w")
>
> function look_at(sequence path_name, sequence entry)
> 	sequence input_file
>
> 	input_file = path_name & "\\" & entry[1]
> 	printf(fn_out, "%s", {input_file})
> 	printf(fn_out, "%s", {"\n"})
> 	fn = open(input_file, "r")
> 	if fn = -1 then
> 		puts(1, "Couldn't open file\n")
> 		abort(1)
> 	end if

        -- process file contents, and then ...
        close(fn)

> 	return 0 --  0 to keep going
> end function
>
> exit_code = walk_dir("C:\\EUPHORIA\\My Programs\\My Files",
> routine_id("look_at"), 0)


You should close the files anyway. Maybe this already solves the problem.

Regards,
   Juergen

-- 
Have you read a good program lately?