Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/version.py @ 2328:f789602ba840
hgweb.manifest: revno of manifest and changelog aren't always the same
In the v4l-dvb repo, the manifest revno and the changelog revno are not
in sync. This happened because the same patch was applied to the same
revision in two different branches, resulting in the same manifest text,
with the same parents and so the first revision was reused.
Since hgweb.manifest was assuming the revnos of the manifest and of the
changelog were always the same, clicking on manifest -> bz2 in the
v4l-dvb site would download the wrong revision.
Use the linkrev to go from manifest revision to changelog revision.
This still won't be perfect since the page will still talk about
"manifest for changeset XYZ", where XYZ was the first changeset to have
this manifest, which is not necessarily the same changeset that the user
clicked to get to this page - but at least the contents will be the
same.
author | Alexis S. L. Carvalho <alexis@cecm.usp.br> |
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date | Sat, 20 May 2006 15:34:19 -0300 |
parents | 7eb694a1c1af |
children | 345bac2bc4ec |
rev | line source |
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Support for 'hg --version'. setup.py stores version from hg repository.
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1 # Copyright (C) 2005 by Intevation GmbH |
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2 # Author(s): |
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3 # Thomas Arendsen Hein <thomas@intevation.de> |
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4 # |
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5 # This program is free software under the GNU GPL (>=v2) |
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6 # Read the file COPYING coming with the software for details. |
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7 |
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8 """ |
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9 Mercurial version |
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10 """ |
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11 |
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12 import os |
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13 import os.path |
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14 import re |
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15 import time |
461 | 16 import util |
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17 |
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18 unknown_version = 'unknown' |
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19 remembered_version = False |
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20 |
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21 def get_version(): |
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22 """Return version information if available.""" |
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23 try: |
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24 from mercurial.__version__ import version |
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25 except ImportError: |
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26 version = unknown_version |
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27 return version |
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28 |
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29 def write_version(version): |
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30 """Overwrite version file.""" |
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31 if version == get_version(): |
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32 return |
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33 directory = os.path.dirname(__file__) |
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34 for suffix in ['py', 'pyc', 'pyo']: |
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35 try: |
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36 os.unlink(os.path.join(directory, '__version__.%s' % suffix)) |
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37 except OSError: |
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38 pass |
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39 f = open(os.path.join(directory, '__version__.py'), 'w') |
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40 f.write("# This file is auto-generated.\n") |
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41 f.write("version = %r\n" % version) |
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42 f.close() |
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43 |
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44 def remember_version(version=None): |
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45 """Store version information.""" |
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46 global remembered_version |
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47 if not version and os.path.isdir(".hg"): |
461 | 48 f = os.popen("hg identify 2> %s" % util.nulldev) # use real hg installation |
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49 ident = f.read()[:-1] |
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50 if not f.close() and ident: |
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51 ids = ident.split(' ', 1) |
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52 version = ids.pop(0) |
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53 if version[-1] == '+': |
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54 version = version[:-1] |
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55 modified = True |
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56 else: |
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57 modified = False |
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58 if version.isalnum() and ids: |
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59 for tag in ids[0].split('/'): |
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60 # is a tag is suitable as a version number? |
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61 if re.match(r'^(\d+\.)+[\w.-]+$', tag): |
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62 version = tag |
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63 break |
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64 if modified: |
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65 version += time.strftime('+%Y%m%d') |
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66 if version: |
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67 remembered_version = True |
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68 write_version(version) |
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69 |
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70 def forget_version(): |
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71 """Remove version information.""" |
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72 if remembered_version: |
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73 write_version(unknown_version) |
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74 |