librsync

Library implementing the rsync remote-delta algorithm for efficient file synchronization

brewmacoslinux

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Library that implements the rsync remote-delta algorithm

rdiff

Generate a signature file from the basis file$ rdiff signature basis.file basis.sig

Create a delta file by comparing new file against signature$ rdiff delta basis.sig newfile.txt delta.file

Reconstruct the new file using basis file and delta$ rdiff patch basis.file delta.file reconstructed.file