On Mon, Sep 15, 2008 at 04:12:58PM +0100, Daniel P. Berrange wrote: > On Mon, Sep 15, 2008 at 04:06:46PM +0100, Richard W.M. Jones wrote: > > The attached patch improves error handling in the XM config file > > parser (src/conf.c). > > > > Currently it has a custom error function called virConfError which has > > three problems. Firstly the conf argument is ignored and therefore > > pointless to even pass. Secondly the function takes a line number > > parameter (for reporting the line number where parsing failed), but > > this is swallowed and not printed in error messages. Thirdly, and > > most importantly, the name of the file where the error occurs is not > > printed by default unless the caller happens to print it. > > > > If there is an _empty_ file in /etc/xen we get this error: > > > > # virsh list --all > > libvir: error : failed to read configuration file /etc/xen/foobar > > > > but if the spurious file under /etc/xen is non-empty, like a script, > > you get completely anonymous errors such as: > > > > libvir: error : configuration file syntax error: expecting an assignment > > > > or: > > > > libvir: error : configuration file syntax error: expecting a value > > > > The patch fixes this by printing out the filename and line number if > > these are available from the parser context (and the parser context is > > passed to virConfError instead of the unused virConfPtr). With this > > patch you'll get errors for the second case like this: > > > > # virsh list --inactive > > libvir: error : /etc/xen/foobar:1: expecting a value > > ACK, this has annoyed the hell out of me for ages. +1, no problem, Daniel -- Daniel Veillard | libxml Gnome XML XSLT toolkit http://xmlsoft.org/ daniel@xxxxxxxxxxxx | Rpmfind RPM search engine http://rpmfind.net/ http://veillard.com/ | virtualization library http://libvirt.org/ -- Libvir-list mailing list Libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list