cvs commit: ports/multimedia/zoneminder/files zm.in

[Matthew Seaman]

On 06/07/2011 21:33, Doug Barton wrote:
> Of course, if there was some mysql command you could run to verify that
> the db is up that would be better than an unconditional sleep. Something
> like this:
> 
> zm_prestart()
> {
>     local _count=0
> 
>     while : ; do
>         <mysqltestcommand> && return
> 
>         _count=$(( $_count + 1 ))
>         if [ $_count -gt 10 ]; then
>             err 1 "${name}: <mysqltestcommand> failed"
>         fi
> 
>         sleep 1
>     done
> }
> 

Testing for the existence of the MySQL unix domain socket is a pretty
good indicator of whether MySQL is up and doing yet, and pretty cheap in
scripting terms:

	while : ; do
            [ -S /tmp/mysql.sock ] && return

            ...etc

	Cheers,

	Matthew

-- 
Dr Matthew J Seaman MA, D.Phil.                   7 Priory Courtyard
                                                  Flat 3
PGP: http://www.infracaninophile.co.uk/pgpkey     Ramsgate
JID: matthew at infracaninophile.co.uk               Kent, CT11 9PW

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