Justin Pryzby wrote: > On Tue, Dec 13, 2005 at 11:30:04AM -0500, Roberto C. Sanchez wrote: >>That is awesome. I have read many docs about make, but never knew that >>the '-' at the beginning of the line caused make to ignore errors from >>that command. Maybe I have just overlooked it all this time. > > But please don't overuse it. Granularity is a good thing here. > -scons means that *every* error is ignored. It would be much better > to check for precisely what you need, possibly: > > [ -e /usr/bin/scons ] && scons VERSION=$(VERSION) SKIPPLUGINS=System -c > > What you want to avoid is the case where execution of "scons" fails > for some other reason. > > There was a recent discussion about this granularity in error > checking, either on -devel list, or in a bug log (probably both); I > forget the context, though. > > Anyway, pbuilder does what it does for a good reason. Why subvert its > intent? > I don't want to subvert it. Simply, it is a nice thing to know. There are times when you would like to run a command, but you are nto so concerned if the command fails or not. It is just another tool in the tool box. -Roberto -- Roberto C. Sanchez http://familiasanchez.net/~roberto
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