but it's actually exactly what you want in order to do a fast
merge. The different stages represent the "result tree" (stage 0, aka
"merged"), the original tree (stage 1, aka "orig"), and the two trees
but it's actually exactly what you want in order to do a fast
merge. The different stages represent the "result tree" (stage 0, aka
"merged"), the original tree (stage 1, aka "orig"), and the two trees
- the index file saves and restores with all this information, so you
can merge things incrementally, but as long as it has entries in
- the index file saves and restores with all this information, so you
can merge things incrementally, but as long as it has entries in
now the merge algorithm ends up being really simple:
* you walk the index in order, and ignore all entries of stage 0,
now the merge algorithm ends up being really simple:
* you walk the index in order, and ignore all entries of stage 0,