2010/3/1 Niki Kovacs <cont...@kikinovak.net>: > Hi, > > I'm currently writing an install script for an application, and my > already limited Bash skills are a bit rusty. > > I want to check if a group exists, and if it doesn't, then create it. > > Only thing I found is: > > if [ grep medintux /etc/group ]; then > continue > else > groupadd medintux > fi > > Apparently I can't seem to "negate" the test, e. g. something like > > if !(grep medintux /etc/group) > > Any suggestions for the correct syntax here ? > > Thanks, > > Niki Why don't you use groupadd -f ? It will not override the group if it already exists, and shortens the code :)
Laurent _______________________________________________ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
