Re: pattern matching in udev

[Greg KH <greg@kroah.com>]

On Sat, Nov 29, 2003 at 09:58:20PM +0100, Stephane Chauveau wrote:
> The current solution is to use CALLOUT but a better way to do it
> would be to add some simple pattern matching capabilities to udev.
> 
> For example using the usual * and ? :
> 
> LABEL, BUS="scsi", vendor="ImageMate CF-SM ", ID="*:0:0:0" ,  NAME="mem0-%n"
> LABEL, BUS="scsi", vendor="ImageMate CF-SM ", ID="*:0:0:1" ,  NAME="mem1-%n"

Yes, using '*' in this manner would be nice to have.  Care to hack up
the strncmp_wildcard() function to achieve this?

> Or even better using regular expressions that could be reused to build
> the final name:
> 
> REGEXP "<$bus><$vendor><$id>"="<scsi><ImageMate.*><.*:0:0:\(.*\)>",
>             NAME="mem\1-%n"

Ick, if you want to do something like this, CALLOUT to a perl script :)

thanks,

greg k-h


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