tests: add hghave rule 'setprocname' to check if osutil.setprocname and use it...
tests: add hghave rule 'setprocname' to check if osutil.setprocname and use it
setprocname is not present when we build a pure version. This leads to output
changes in test-chg.t
This should make test suite green on Python 2 pure build with chg.
Differential Revision:
https://phab.mercurial-scm.org/D8638