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Annotation of embedaddon/rsync/support/mapfrom, revision 1.1

1.1     ! misho       1: #!/usr/bin/perl
        !             2: # This helper script makes it easy to use a passwd or group file to map
        !             3: # values in a LOCAL transfer.  For instance, if you mount a backup that
        !             4: # does not have the same passwd setup as the local machine, you can do
        !             5: # a copy FROM the backup area as follows and get the differing ID values
        !             6: # mapped just like a remote transfer FROM the backed-up machine would do:
        !             7: #
        !             8: # rsync -av --usermap=`mapfrom /mnt/backup/etc/passwd` \
        !             9: #           --groupmap=`mapfrom /mnt/backup/etc/group` \
        !            10: #           /mnt/backup/some/src/ /some/dest/
        !            11: 
        !            12: while (<>) {
        !            13:     push @_, "$2:$1" if /^(\w+):[^:]+:(\d+)/;
        !            14: }
        !            15: print join(',', @_), "\n";