[Yaffs-archive] Re: remaining space on file system

[Charles Manning]

On Tuesday 22 July 2003 19:59, Stephan Linke wrote:
> Hi Charles,
>
> indeed I am only interrested in the number of free chunks for a specific
> file system. (Maybe I was mistakable.) But the only available information
> comes from "df" command or from /proc/yaffs. Unfortunately we have 3 yaffs
> filesystems and I need the free chunks count from each single on, but
> /proc/yaffs has only one number for me. :-(
>

There is no magic in df it is just a program that makes system calls. You 
just need to used the same system calls. The call to make is statfs().. This 
ends up calling yaffs_statfs which gets you enough info.

For fun you might like to use strace to see what df is doing.

-- CHarles


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