ClearCase (was: MacOS/Samba not playing nice)
Michael ODonnell
michael.odonnell at comcast.net
Fri Jul 12 10:15:44 EDT 2013
I haven't worked with ClearCase in quite a while but have done so
at several different companies. Every source control system and
build/configuration manager has its problems and I certainly had
occasion to curse ClearCase from time to time, but in its (mild)
defense I'll mention some things I recall admiring about it:
- I liked the way your (view of your) repository appeared as
just a plain old filesystem hierarchy so you could operate on
the files/ dirs therein with all the standard tools. We even
kept the tool chains in ClearCase so we'd be sure to have all
the correct compilers and stuff for recreating ancient builds.
- I liked (what we used to call) The Wayback Machine aspect
where you could easily fall back to whatever versions were
current at any particular time - useful for quickly finding
when something got b0rken.
- I liked the ClearCase-aware make that could determine if (as
was often the case) a given target already existed in somebody
else's view and, if so, perform a "wink-in" instead of having
to build it locally.
On the other hand, anything but the most trivial deployment
(in which case, why bother with CC?) requires a dedicated,
savvy admin. Distributed development was difficult. And IIRC
the customer service from Rational wasn't great...
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