Give users a hint when their locate database is too small.

[Lars Engels]

On Mon, Nov 12, 2012 at 10:07:16PM -0500, Eitan Adler wrote:
> What do people think of this? Maybe /usr/libexec/locate.updatedb is a
> better pointer?
> 
> commit fb03b777daf2c69bb9612902e38fdb25b256be72
> Author: Eitan Adler <lists at eitanadler.com>
> Date:   Mon Nov 12 22:05:55 2012 -0500
> 
>     Give users a hint when their locate database is too small.
> 
>     Reviwed by:	???
>     Approved by:	???
>     MFC after:	3 weeks
> 
> diff --git a/usr.bin/locate/locate/locate.c b/usr.bin/locate/locate/locate.c
> index b0faefb..f0c8c37 100644
> --- a/usr.bin/locate/locate/locate.c
> +++ b/usr.bin/locate/locate/locate.c
> @@ -292,7 +292,7 @@ search_mmap(db, s)
>  		err(1, "`%s'", db);
>  	len = sb.st_size;
>  	if (len < (2*NBG))
> -		errx(1, "database too small: %s", db);
> +		errx(1, "database too small: %s\nTry running
> /etc/periodic/weekly/310.locate", db);
> 
>  	if ((p = mmap((caddr_t)0, (size_t)len,
>  		      PROT_READ, MAP_SHARED,
> 

Enlarge your .... database! ;-)
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