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annotate share/lua/5.2/luarocks/unpack.lua @ 12500:e48c08805365 draft default tip

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<b_jonas> ` learn \'The password of the month is Cthulhuquagdonic Mothraquagdonic Narwhalicorn.\' # https://logs.esolangs.org/libera-esolangs/2024-04.html#lKE Infinite craft
author HackEso <hackeso@esolangs.org>
date Wed, 01 May 2024 06:39:10 +0000
parents d137f631bad5
children
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1132
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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1
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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2 --- Module implementing the LuaRocks "unpack" command.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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3 -- Unpack the contents of a rock.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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4 module("luarocks.unpack", package.seeall)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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5
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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6 local fetch = require("luarocks.fetch")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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7 local fs = require("luarocks.fs")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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8 local util = require("luarocks.util")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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9 local build = require("luarocks.build")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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10 local dir = require("luarocks.dir")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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11
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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12 help_summary = "Unpack the contents of a rock."
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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13 help_arguments = "{<rock>|<name> [<version>]}"
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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14 help = [[
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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15 Unpacks the contents of a rock in a newly created directory.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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16 Argument may be a rock file, or the name of a rock in a rocks server.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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17 In the latter case, the app version may be given as a second argument.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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18 ]]
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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19
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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20 --- Load a rockspec file to the given directory, fetches the source
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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21 -- files specified in the rockspec, and unpack them inside the directory.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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22 -- @param rockspec_file string: The URL for a rockspec file.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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23 -- @param dir_name string: The directory where to store and unpack files.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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24 -- @return table or (nil, string): the loaded rockspec table or
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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25 -- nil and an error message.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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26 local function unpack_rockspec(rockspec_file, dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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27 assert(type(rockspec_file) == "string")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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28 assert(type(dir_name) == "string")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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29
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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30 local rockspec, err = fetch.load_rockspec(rockspec_file)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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31 if not rockspec then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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32 return nil, "Failed loading rockspec "..rockspec_file..": "..err
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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33 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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34 fs.change_dir(dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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35 local ok, sources_dir = fetch.fetch_sources(rockspec, true, ".")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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36 if not ok then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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37 return nil, sources_dir
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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38 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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39 fs.change_dir(dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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40 build.apply_patches(rockspec)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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41 fs.pop_dir()
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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42 return rockspec
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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43 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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44
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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45 --- Load a .rock file to the given directory and unpack it inside it.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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46 -- @param rock_file string: The URL for a .rock file.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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47 -- @param dir_name string: The directory where to unpack.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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48 -- @param kind string: the kind of rock file, as in the second-level
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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49 -- extension in the rock filename (eg. "src", "all", "linux-x86")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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50 -- @return table or (nil, string): the loaded rockspec table or
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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51 -- nil and an error message.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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52 local function unpack_rock(rock_file, dir_name, kind)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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53 assert(type(rock_file) == "string")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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54 assert(type(dir_name) == "string")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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55
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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56 local ok, err, errcode = fetch.fetch_and_unpack_rock(rock_file, dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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57 if not ok then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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58 return nil, "Failed unzipping rock "..rock_file, errcode
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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59 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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60 fs.change_dir(dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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61 local rockspec_file = dir_name..".rockspec"
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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62 local rockspec, err = fetch.load_rockspec(rockspec_file)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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63 if not rockspec then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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64 return nil, "Failed loading rockspec "..rockspec_file..": "..err
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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65 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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66 if kind == "src" then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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67 if rockspec.source.file then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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68 local ok, err = fs.unpack_archive(rockspec.source.file)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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69 if not ok then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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70 return nil, err
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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71 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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72 fs.change_dir(rockspec.source.dir)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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73 build.apply_patches(rockspec)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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74 fs.pop_dir()
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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75 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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76 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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77 return rockspec
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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78 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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79
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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80 --- Create a directory and perform the necessary actions so that
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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81 -- the sources for the rock and its rockspec are unpacked inside it,
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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82 -- laid out properly so that the 'make' command is able to build the module.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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83 -- @param file string: A rockspec or .rock URL.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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84 -- @return boolean or (nil, string): true if successful or nil followed
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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85 -- by an error message.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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86 local function run_unpacker(file)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
87 assert(type(file) == "string")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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88
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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89 local base_name = dir.base_name(file)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
90 local dir_name, kind, extension = base_name:match("(.*)%.([^.]+)%.(rock)$")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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91 if not extension then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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92 dir_name, extension = base_name:match("(.*)%.(rockspec)$")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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93 kind = "rockspec"
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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94 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
95 if not extension then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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96 return nil, file.." does not seem to be a valid filename."
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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97 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
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98
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
99 if (fs.exists(dir_name)) then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
100 return nil, "Directory "..dir_name.." already exists."
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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101 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
102 fs.make_dir(dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
103 local rollback = util.schedule_function(fs.delete, fs.absolute_name(dir_name))
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
104
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
105 local rockspec, err
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
106 if extension == "rock" then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
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107 rockspec, err = unpack_rock(file, dir_name, kind)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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108 elseif extension == "rockspec" then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
109 rockspec, err = unpack_rockspec(file, dir_name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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110 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
111 if not rockspec then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
112 return nil, err
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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113 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
114 if kind == "src" or kind == "rockspec" then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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115 if rockspec.source.dir ~= "." then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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116 local ok = fs.copy(rockspec.local_filename, rockspec.source.dir)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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117 if not ok then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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118 return nil, "Failed copying unpacked rockspec into unpacked source directory."
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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119 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
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120 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
121 util.printout()
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
122 util.printout("Done. You may now enter directory ")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
123 util.printout(dir.path(dir_name, rockspec.source.dir))
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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124 util.printout("and type 'luarocks make' to build.")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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125 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
126 util.remove_scheduled_function(rollback)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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127 return true
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
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128 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
diff changeset
129
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
parents:
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130 --- Driver function for the "unpack" command.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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parents:
diff changeset
131 -- @param name string: may be a rock filename, for unpacking a
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
HackBot
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132 -- rock file or the name of a rock to be fetched and unpacked.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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133 -- @param version string or nil: if the name of a package is given, a
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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134 -- version may also be passed.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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135 -- @return boolean or (nil, string): true if successful or nil followed
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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136 -- by an error message.
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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137 function run(...)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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138 local flags, name, version = util.parse_flags(...)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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139
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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140 assert(type(version) == "string" or not version)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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141 if type(name) ~= "string" then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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142 return nil, "Argument missing, see help."
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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143 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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144
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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145 if name:match(".*%.rock") or name:match(".*%.rockspec") then
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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146 return run_unpacker(name)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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147 else
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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148 local search = require("luarocks.search")
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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149 return search.act_on_src_or_rockspec(run_unpacker, name, version)
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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150 end
d137f631bad5 <GreyKnight> (cd luabuild/luarocks-2.0.12; make install)
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151 end