My Mercurial setup

.hgrc

# example user config (see "hg help config" for more info)
[ui]
# name and email, e.g.
username = 
#username = 
merge = diffmerge
editor = /usr/bin/vim

[extensions]
# uncomment these lines to enable some popular extensions
# (see "hg help extensions" for more info)
#
pager =
progress =
color =
graphlog =
fetch =
bookmarks =
record =
hgext.extdiff =
shelve =
strip =
purge =
transplant =

[extdiff]
cmd.diffmerge = /usr/local/bin/diffmerge

[merge-tools]
diffmerge.executable = /usr/local/bin/diffmerge
diffmerge.args = -merge -result=$output -t1="Local Version" -t2=$output -t3="Other Version" -caption=$output $local $base $other
diffmerge.binary = False
diffmerge.symlinks = False
diffmerge.gui = True

[color]
status.modified = magenta bold
status.added = green bold
status.removed = red bold
status.deleted = cyan bold
status.unknown = blue bold
status.ignored = black bold

[alias]
lga = glog --style=/Users//map-cmdline.lg
lgl = log -b .

[patch]
eol = auto