chg: define _GNU_SOURCE to allow CentOS 5 compilation
Without this flag, compilation fails with:
hgclient.c: In function 'hgc_open':
hgclient.c:466: error: 'O_DIRECTORY' undeclared (first use in this function)
hgclient.c:466: error: (Each undeclared identifier is reported only once
hgclient.c:466: error: for each function it appears in.)
Differential Revision: https://phab.mercurial-scm.org/D260
# Dummy extension to define a namespace containing revision names
from __future__ import absolute_import
from mercurial import (
namespaces,
)
def reposetup(ui, repo):
names = {'r%d' % rev: repo[rev].node() for rev in repo}
namemap = lambda r, name: names.get(name)
nodemap = lambda r, node: ['r%d' % repo[node].rev()]
ns = namespaces.namespace('revnames', templatename='revname',
logname='revname',
listnames=lambda r: names.keys(),
namemap=namemap, nodemap=nodemap)
repo.names.addnamespace(ns)