prosody
cd8516a77255
util/mercurial.lua

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util/mercurial.lua @ 11305:cd8516a77255

util.startup: Make installer_plugin_path relative to data directory Having it relative to current working directory is problematic since this depends on how Prosody was started and changes to the data directory during startup (but after this point).
author Kim Alvefur <zash@zash.se>
date Sun, 24 Jan 2021 16:12:53 +0100
parent 10533:a6cc5b844d7b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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ec94dc502113 util.mercurial: Utility functions for Mercurial repositories
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1
ec94dc502113 util.mercurial: Utility functions for Mercurial repositories
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2 local lfs = require"lfs";
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3
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4 local hg = { };
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5
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6 function hg.check_id(path)
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7 if lfs.attributes(path, 'mode') ~= "directory" then
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8 return nil, "not a directory";
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9 end
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10 local hg_dirstate = io.open(path.."/.hg/dirstate");
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11 local hgid, hgrepo
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12 if hg_dirstate then
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13 hgid = ("%02x%02x%02x%02x%02x%02x"):format(hg_dirstate:read(6):byte(1, 6));
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14 hg_dirstate:close();
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15 local hg_changelog = io.open(path.."/.hg/store/00changelog.i");
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16 if hg_changelog then
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17 hg_changelog:seek("set", 0x20);
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18 hgrepo = ("%02x%02x%02x%02x%02x%02x"):format(hg_changelog:read(6):byte(1, 6));
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19 hg_changelog:close();
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20 end
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21 else
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a6cc5b844d7b util.mercurial: Ignore an unused error variable [luacheck]
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22 local hg_archival,e = io.open(path.."/.hg_archival.txt"); -- luacheck: ignore 211/e
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23 if hg_archival then
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24 local repo = hg_archival:read("*l");
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25 local node = hg_archival:read("*l");
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26 hg_archival:close()
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27 hgid = node and node:match("^node: (%x%x%x%x%x%x%x%x%x%x%x%x)")
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28 hgrepo = repo and repo:match("^repo: (%x%x%x%x%x%x%x%x%x%x%x%x)")
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29 end
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30 end
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31 return hgid, hgrepo;
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32 end
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33
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34 return hg;