trigger is a lightweight, asynchronous notification mechanism to set off events in and across systems. The poor man's daily snapshot, glastree builds live backup trees, with branches for each day. Users directly browse the past to recover older documents or retrieve lost files. Hard links serve to compress out unchanged files, while modified ones are copied verbatim. A prune utility effects a constant, sliding window.
Here is the installation procedure installation:
Edit install variables in Makefile, then 'make install' ::