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

[Warren Block]

On Mon, 12 Nov 2012, 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,
>

Don't use the unsure "try", just say
"Run /etc/periodic/weekly/310.locate".

And hope it doesn't get renumbered.