Re: Re: Device driver query

[linux lover <linux_lover2004@xxxxxxxxx>]

Hello Shakthi,
      
            But does it allow me to add or delete contents in file like as usual normal file(I KNOW U SAID PROC FILE). What i want to update contents of file periodically from user programs? Does /proc allows to do that thing to me???

regards,

linux_lover.

 

On Mon, 13 Sep 2004 Shakthi Kannan wrote :
>Hi!
>
> > > You said that you want to create a file at loading
> > > time and want to
> > > remove that file forom file system at unloading
> > > time
>
>Why not use the /proc filesystem for this? It is quite simple.
>
>Example:
>
>int scull_read_procmem (char *buf, char **start, off_t offset, int
>count, int *eof, void *data) {
>  int len = 0;
>  len += sprintf (buf+len, "\nFrom scull_read_procmem");
>  return len;
>}
>
>static void scull_create_proc() {
>  create_proc_read_entry ("scullmem",
>      0,
>      NULL,
>      scull_read_procmem,
>       NULL);
>}
>
>Regards,
>
>Shaks
>
>--
>Kernelnewbies: Help each other learn about the Linux kernel.
>Archive:       http://mail.nl.linux.org/kernelnewbies/
>FAQ:           http://kernelnewbies.org/faq/
>

 

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