Alexis S. L. Carvalho <alexis@cecm.usp.br> [Mon, 09 Apr 2007 04:24:17 -0300] rev 4328
util.opener: if requested, use atomicfile even if the file doesn't exist
Right now, surprisingly enough, if you request an atomic file but the
file still doesn't exist, you get a regular file. AFAICS, the only time
this happens is during the initial creation of the dirstate.