| indygreg | |
| Alphare |
| hg-reviewers |
Same reasoning as the previous changeset, we might not be looking at index data
here.
| Automatic diff as part of commit; lint not applicable. |
| Automatic diff as part of commit; unit tests not applicable. |
| Path | Packages | |||
|---|---|---|---|---|
| M | mercurial/revlog.py (11 lines) |
| new_header, mmapindexthreshold, force_nodemap = self._init_opts() | new_header, mmapindexthreshold, force_nodemap = self._init_opts() | ||||
| if self.postfix is None: | if self.postfix is None: | ||||
| entry_point = b'%s.i' % self.radix | entry_point = b'%s.i' % self.radix | ||||
| else: | else: | ||||
| entry_point = b'%s.i.%s' % (self.radix, self.postfix) | entry_point = b'%s.i.%s' % (self.radix, self.postfix) | ||||
| indexdata = b'' | entry_data = b'' | ||||
| self._initempty = True | self._initempty = True | ||||
| indexdata = self._get_data(entry_point, mmapindexthreshold) | entry_data = self._get_data(entry_point, mmapindexthreshold) | ||||
| if len(indexdata) > 0: | if len(entry_data) > 0: | ||||
| header = INDEX_HEADER.unpack(indexdata[:4])[0] | header = INDEX_HEADER.unpack(entry_data[:4])[0] | ||||
| self._initempty = False | self._initempty = False | ||||
| else: | else: | ||||
| header = new_header | header = new_header | ||||
| self._format_flags = header & ~0xFFFF | self._format_flags = header & ~0xFFFF | ||||
| self._format_version = header & 0xFFFF | self._format_version = header & 0xFFFF | ||||
| if self._format_version == REVLOGV0: | if self._format_version == REVLOGV0: | ||||
| # generaldelta implied by version 2 revlogs. | # generaldelta implied by version 2 revlogs. | ||||
| self._generaldelta = True | self._generaldelta = True | ||||
| else: | else: | ||||
| msg = _(b'unknown version (%d) in revlog %s') | msg = _(b'unknown version (%d) in revlog %s') | ||||
| msg %= (self._format_version, self.display_id) | msg %= (self._format_version, self.display_id) | ||||
| raise error.RevlogError(msg) | raise error.RevlogError(msg) | ||||
| index_data = entry_data | |||||
| self._indexfile = entry_point | self._indexfile = entry_point | ||||
| if self.postfix is None or self.postfix == b'a': | if self.postfix is None or self.postfix == b'a': | ||||
| self._datafile = b'%s.d' % self.radix | self._datafile = b'%s.d' % self.radix | ||||
| else: | else: | ||||
| self._datafile = b'%s.d.%s' % (self.radix, self.postfix) | self._datafile = b'%s.d.%s' % (self.radix, self.postfix) | ||||
| self.nodeconstants = sha1nodeconstants | self.nodeconstants = sha1nodeconstants | ||||
| self._parse_index = revlogv0.parse_index_v0 | self._parse_index = revlogv0.parse_index_v0 | ||||
| elif self._format_version == REVLOGV2: | elif self._format_version == REVLOGV2: | ||||
| self._parse_index = parse_index_v2 | self._parse_index = parse_index_v2 | ||||
| elif devel_nodemap: | elif devel_nodemap: | ||||
| self._parse_index = parse_index_v1_nodemap | self._parse_index = parse_index_v1_nodemap | ||||
| elif use_rust_index: | elif use_rust_index: | ||||
| self._parse_index = parse_index_v1_mixed | self._parse_index = parse_index_v1_mixed | ||||
| try: | try: | ||||
| d = self._parse_index(indexdata, self._inline) | d = self._parse_index(index_data, self._inline) | ||||
| index, _chunkcache = d | index, _chunkcache = d | ||||
| use_nodemap = ( | use_nodemap = ( | ||||
| not self._inline | not self._inline | ||||
| and self._nodemap_file is not None | and self._nodemap_file is not None | ||||
| and util.safehasattr(index, 'update_nodemap_data') | and util.safehasattr(index, 'update_nodemap_data') | ||||
| ) | ) | ||||
| if use_nodemap: | if use_nodemap: | ||||
| nodemap_data = nodemaputil.persisted_data(self) | nodemap_data = nodemaputil.persisted_data(self) | ||||