1 # subrepo.py - sub-repository handling for Mercurial

     2 #

     3 # Copyright 2006, 2007 Matt Mackall <mpm@selenic.com>

     4 #

     5 # This software may be used and distributed according to the terms of the

     6 # GNU General Public License version 2, incorporated herein by reference.

     7 

     8 import config, util, errno

     9 

    10 def state(ctx):

    11     p = config.config()

    12     def read(f, sections=None, remap=None):

    13         if f in ctx:

    14             try:

    15                 p.parse(f, ctx[f].data(), sections, remap)

    16             except IOError, err:

    17                 if err.errno != errno.ENOENT:

    18                     raise

    19     read('.hgsub')

    20 

    21     rev = {}

    22     if '.hgsubstate' in ctx:

    23         try:

    24             for l in ctx['.hgsubstate'].data().splitlines():

    25                 revision, path = l.split()

    26                 rev[path] = revision

    27         except IOError, err:

    28             if err.errno != errno.ENOENT:

    29                 raise

    30 

    31     state = {}

    32     for path, src in p[''].items():

    33         state[path] = (src, rev.get(path, ''))

    34 

    35     return state