Fix bug with negative length argument to strsub() function. #1140
Fix bug with negative length argument to strsub() function. #1140

When passing a negative length to the substr() new ClassAds function, if
the magnitude of the value is greater than the number of available
characters following the starting point of the substring, reset the
length to 0. This results in an empty string.

djw8605/htcondor,htcondor/htcondor,bbockelm/condor-network-accounting,neurodebian/htcondor,mambelli/osg-bosco-marco,djw8605/condor,zhangzhehust/htcondor,djw8605/htcondor,clalancette/condor-dcloud,mambelli/osg-bosco-marco,neurodebian/htcondor,zhangzhehust/htcondor,zhangzhehust/htcondor,htcondor/htcondor,neurodebian/htcondor,htcondor/htcondor,clalancette/condor-dcloud,bbockelm/condor-network-accounting,neurodebian/htcondor,djw8605/htcondor,zhangzhehust/htcondor,zhangzhehust/htcondor,bbockelm/condor-network-accounting,clalancette/condor-dcloud,mambelli/osg-bosco-marco,djw8605/htcondor,bbockelm/condor-network-accounting,djw8605/htcondor,djw8605/condor,zhangzhehust/htcondor,djw8605/condor,htcondor/htcondor,djw8605/condor,mambelli/osg-bosco-marco,htcondor/htcondor,htcondor/htcondor,neurodebian/htcondor,mambelli/osg-bosco-marco,bbockelm/condor-network-accounting,djw8605/htcondor,mambelli/osg-bosco-marco,neurodebian/htcondor,clalancette/condor-dcloud,djw8605/htcondor,djw8605/htcondor,zhangzhehust/htcondor,htcondor/htcondor,clalancette/condor-dcloud,bbockelm/condor-network-accounting,mambelli/osg-bosco-marco,djw8605/condor,htcondor/htcondor,mambelli/osg-bosco-marco,djw8605/condor,neurodebian/htcondor,djw8605/htcondor,zhangzhehust/htcondor,djw8605/condor,clalancette/condor-dcloud,bbockelm/condor-network-accounting,bbockelm/condor-network-accounting,zhangzhehust/htcondor,neurodebian/htcondor,clalancette/condor-dcloud,neurodebian/htcondor,djw8605/condor