summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/scripts/context/lua/mtx-update.lua
blob: 64203d3e3e210a90b00b5b9b4fafa01f0d05b605 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
if not modules then modules = { } end modules ['mtx-update'] = {
    version   = 1.002,
    comment   = "companion to mtxrun.lua",
    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
    copyright = "PRAGMA ADE / ConTeXt Development Team",
    license   = "see context related readme files"
}

-- This script is dedicated to Mojca Miklavec, who is the driving force behind
-- moving minimal generation from our internal machines to the context garden.
-- Together with Arthur Reutenauer she made sure that it worked well on all
-- platforms that matter.

local helpinfo = [[
<?xml version="1.0"?>
<application>
 <metadata>
  <entry name="name">mtx-update</entry>
  <entry name="detail">ConTeXt Minimals Updater</entry>
  <entry name="version">0.31</entry>
 </metadata>
 <flags>
  <category name="basic">
   <subcategory>
    <flag name="platform" value="string"><short>platform (windows, linux, linux-64, osx-intel, osx-ppc, linux-ppc)</short></flag>
    <flag name="server" value="string"><short>repository url (rsync://contextgarden.net)</short></flag>
    <flag name="module" value="string"><short>repository url (minimals)</short></flag>
    <flag name="repository" value="string"><short>specify version (current, experimental)</short></flag>
    <flag name="context" value="string"><short>specify version (current, latest, beta, yyyy.mm.dd)</short></flag>
    <flag name="rsync" value="string"><short>rsync binary (rsync)</short></flag>
    <flag name="texroot" value="string"><short>installation directory (not guessed for the moment)</short></flag>
    <flag name="engine" value="string"><short>tex engine (luatex, pdftex, xetex)</short></flag>
    <flag name="modules" value="string"><short>extra modules (can be list or 'all')</short></flag>
    <flag name="fonts" value="string"><short>additional fonts (can be list or 'all')</short></flag>
    <flag name="goodies" value="string"><short>extra binaries (like scite and texworks)</short></flag>
    <flag name="force"><short>instead of a dryrun, do the real thing</short></flag>
    <flag name="update"><short>update minimal tree</short></flag>
    <flag name="make"><short>also make formats and generate file databases</short></flag>
    <flag name="keep"><short>don't delete unused or obsolete files</short></flag>
    <flag name="state"><short>update tree using saved state</short></flag>
    <flag name="cygwin"><short>adapt drive specs to cygwin</short></flag>
    <flag name="mingw"><short>assume mingw binaries being used</short></flag>
   </subcategory>
  </category>
 </flags>
</application>
]]

local application = logs.application {
    name     = "mtx-update",
    banner   = "ConTeXt Minimals Updater 0.31",
    helpinfo = helpinfo,
}

local report = application.report

local format, concat, gmatch, gsub, find = string.format, table.concat, string.gmatch, string.gsub, string.find

scripts         = scripts         or { }
scripts.update  = scripts.update  or { }

minimals        = minimals        or { }
minimals.config = minimals.config or { }

-- this is needed under windows
-- else rsync fails to set the right chmod flags to files

os.setenv("CYGWIN","nontsec")

scripts.update.texformats = {
    "cont-en",
    "cont-nl",
    "cont-cz",
    "cont-de",
    "cont-fa",
    "cont-it",
    "cont-ro",
    "cont-uk",
    "cont-pe",
 -- "cont-xp",
    "mptopdf",
    "plain"
}

scripts.update.mpformats = {
 -- "metafun",
 -- "mpost",
}

-- experimental is not functional at the moment

scripts.update.repositories = {
    "current",
    "experimental"
}

-- more options than just these two are available (no idea why this is here)

scripts.update.versions = {
    "current",
    "latest"
}

-- list of basic folders that are needed to make a functional distribution

scripts.update.base = {
    { "base/tex/",                "texmf" },
    { "base/metapost/",           "texmf" },
    { "fonts/common/",            "texmf" },
    { "fonts/other/",             "texmf" }, -- not *really* needed, but helpful
    { "context/<version>/",       "texmf-context" },
    { "misc/setuptex/",           "." },
    { "misc/web2c",               "texmf" },
    { "bin/common/<platform>/",   "texmf-<platform>" },
    { "bin/context/<platform>/",  "texmf-<platform>" },
    { "bin/metapost/<platform>/", "texmf-<platform>" },
    { "bin/man/",                 "texmf-<platform>" },
}

-- binaries and font-related files
-- for pdftex we don't need OpenType fonts, for LuaTeX/XeTeX we don't need TFM files

scripts.update.engines = {
    ["luatex"] = {
        { "fonts/new/",               "texmf" },
        { "bin/luatex/<platform>/",   "texmf-<platform>" },
        { "bin/luajittex/<platform>/","texmf-<platform>" },
    },
    ["xetex"] = {
        { "base/xetex/",              "texmf" },
        { "fonts/new/",               "texmf" },
        { "bin/luatex/<platform>/",   "texmf-<platform>" }, -- tools
        { "bin/xetex/<platform>/",    "texmf-<platform>" },
    },
    ["pdftex"] = {
        { "fonts/old/",               "texmf" },
        { "bin/luatex/<platform>/",   "texmf-<platform>" }, -- tools
        { "bin/pdftex/<platform>/",   "texmf-<platform>" },
    },
    ["all"] = {
        { "fonts/new/",               "texmf" },
        { "fonts/old/",               "texmf" },
        { "base/xetex/",              "texmf" },
        { "bin/luatex/<platform>/",   "texmf-<platform>" },
        { "bin/luajittex/<platform>/","texmf-<platform>" },
        { "bin/xetex/<platform>/",    "texmf-<platform>" },
        { "bin/pdftex/<platform>/",   "texmf-<platform>" },
    },
}

scripts.update.goodies = {
    ["scite"] = {
        { "bin/<platform>/scite/",    "texmf-<platform>" },
    },
    ["texworks"] = {
        { "bin/<platform>/texworks/", "texmf-<platform>" },
    },
}

scripts.update.platforms = {
    ["mswin"]          = "mswin",
    ["windows"]        = "mswin",
    ["win32"]          = "mswin",
    ["win"]            = "mswin",
    ["linux"]          = "linux",
    ["freebsd"]        = "freebsd",
    ["freebsd-amd64"]  = "freebsd-amd64",
    ["kfreebsd"]       = "kfreebsd-i386",
    ["kfreebsd-i386"]  = "kfreebsd-i386",
    ["kfreebsd-amd64"] = "kfreebsd-amd64",
    ["linux-32"]       = "linux",
    ["linux-64"]       = "linux-64",
    ["linux32"]        = "linux",
    ["linux64"]        = "linux-64",
    ["linux-ppc"]      = "linux-ppc",
    ["ppc"]            = "linux-ppc",
    ["osx"]            = "osx-intel",
    ["macosx"]         = "osx-intel",
    ["osx-intel"]      = "osx-intel",
    ["osx-ppc"]        = "osx-ppc",
    ["osx-powerpc"]    = "osx-ppc",
    ["osx-64"]         = "osx-64",
    ["osxintel"]       = "osx-intel",
    ["osxppc"]         = "osx-ppc",
    ["osxpowerpc"]     = "osx-ppc",
    ["solaris-intel"]  = "solaris-intel",
    ["solaris-sparc"]  = "solaris-sparc",
    ["solaris"]        = "solaris-sparc",
}

scripts.update.selfscripts = {
    "mtxrun",
 -- "luatools",
}

-- the list is filled up later (when we know what modules to download)

scripts.update.modules = {
}

scripts.update.fonts = {
}

function scripts.update.run(str)
    -- important, otherwise formats fly to a weird place
    -- (texlua sets luatex as the engine, we need to reset that or to fix texexec :)
    os.setenv("engine",nil)
    if environment.argument("force") then
        report("run, %s",str)
        os.execute(str)
    else
        report("dry run, %s",str)
    end
end

function scripts.update.fullpath(path)
    if file.is_rootbased_path(path) then
        return path
    else
        return lfs.currentdir() .. "/" .. path
    end
end

local rsync_variant = "cygwin" -- will be come mingw

local function drive(d)
    if rsync_variant == "cygwin" then
        d = gsub(d,[[([a-zA-Z]):/]], "/cygdrive/%1/")
    else
        d = gsub(d,[[([a-zA-Z]):/]], "/%1/")
    end
    return d
end

function scripts.update.synchronize()

    report("update, start")

    local texroot      = scripts.update.fullpath(states.get("paths.root"))
    local engines      = states.get('engines') or { }
    local platforms    = states.get('platforms') or { }
    local repositories = states.get('repositories')      -- minimals
    local bin          = states.get("rsync.program")     -- rsync
    local url          = states.get("rsync.server")      -- contextgarden.net
    local version      = states.get("context.version")   -- current (or beta)
    local modules      = states.get("modules")           -- modules (third party)
    local fonts        = states.get("fonts")             -- fonts (experimental or special)
    local goodies      = states.get("goodies")           -- goodies (like editors)
    local force        = environment.argument("force")

    bin = gsub(bin,"\\","/")

    if not url:find("::$") then url = url .. "::" end
    local ok = lfs.attributes(texroot,"mode") == "directory"
    if not ok and force then
        dir.mkdirs(texroot)
        ok = lfs.attributes(texroot,"mode") == "directory"
    end

    if force then
        dir.mkdirs(format("%s/%s", texroot, "texmf-cache"))
        dir.mkdirs(format("%s/%s", texroot, "texmf-local"))
        dir.mkdirs(format("%s/%s", texroot, "texmf-project"))
        dir.mkdirs(format("%s/%s", texroot, "texmf-fonts"))
        dir.mkdirs(format("%s/%s", texroot, "texmf-modules"))
    end

    if ok or not force then

        local fetched, individual, osplatform = { }, { }, os.platform

        -- takes a collection as argument and returns a list of folders

        local function collection_to_list_of_folders(collection, platform)
            local archives = {}
            for i=1,#collection do
                local archive = collection[i][1]
                archive = gsub(archive,"<platform>",platform)
                archive = gsub(archive,"<version>",version)
                archives[#archives+1] = archive
            end
            return archives
        end

        -- takes a list of folders as argument and returns a string for rsync
        -- sample input:
        --     {'bin/common', 'bin/context'}
        -- output:
        --     'minimals/current/bin/common minimals/current/bin/context'

        local function list_of_folders_to_rsync_string(list_of_folders)
            local repository  = 'current'
            local prefix = format("%s/%s/", states.get('rsync.module'), repository) -- minimals/current/

            return prefix .. concat(list_of_folders, format(" %s", prefix))
        end

        -- example of usage: print(list_of_folders_to_rsync_string(collection_to_list_of_folders(scripts.update.base, os.platform)))

        -- rename function and add some more functionality:
        --   * recursive/non-recursive (default: non-recursive)
        --   * filter folders or regular files only (default: no filter)
        --   * grep for size of included files (with --stats switch)

        local function get_list_of_files_from_rsync(list_of_folders)
            -- temporary file to store the output of rsync (could be a more random name; watch for overwrites)
            local temp_file = "rsync.tmp.txt"
            -- a set of folders
            local folders = {}
            local command = format("%s %s'%s' > %s", bin, url, list_of_folders_to_rsync_string(list_of_folders), temp_file)
            os.execute(command)
            -- read output of rsync
            local data = io.loaddata(temp_file) or ""
            -- for every line extract the filename
            for chmod, s in data:gmatch("([d%-][rwx%-]+).-(%S+)[\n\r]") do
                -- skip "current" folder
                if s ~= '.' and chmod:len() == 10 then
                    folders[#folders+1] = s
                end
            end
            -- delete the file to which we have put output of rsync
            os.remove(temp_file)
            return folders
        end

        -- rsync://contextgarden.net/minimals/current/modules/

        if modules and type(modules) == "table" then
            -- fetch the list of available modules from rsync server
            local available_modules = get_list_of_files_from_rsync({"modules/"})
            -- hash of requested modules
            -- local h = table.tohash(modules:split(","))
            local asked = table.copy(modules)
            asked.all = nil
            for i=1,#available_modules do
                local s = available_modules[i]
                if modules.all or modules[s] then
                    scripts.update.modules[#scripts.update.modules+1] = { format("modules/%s/",s), "texmf-modules" }
                end
                asked[s] = nil
            end
            if next(asked) then
                report("skipping unknown modules: %s",table.concat(table.sortedkeys(asked),", "))
            end
        end

        -- rsync://contextgarden.net/minimals/current/fonts/extra/

        if fonts and type(fonts) == "table" then
            local available_fonts = get_list_of_files_from_rsync({"fonts/extra/"})
            local asked = table.copy(fonts)
            asked.all = nil
            for i=1,#available_fonts do
                local s = available_fonts[i]
                if fonts.all or fonts[s] then
                    scripts.update.fonts[#scripts.update.fonts+1] = { format("fonts/extra/%s/",s), "texmf" }
                end
                asked[s] = nil
            end
            if next(asked) then
                report("skipping unknown fonts: %s",table.concat(table.sortedkeys(asked),", "))
            end
        end

        local function add_collection(collection,platform)
            if collection and platform then
                platform = scripts.update.platforms[platform]
                if platform then
                    for i=1,#collection do
                        local c = collection[i]
                        local archive = gsub(c[1],"<platform>",platform)
                        local destination = format("%s/%s", texroot, gsub(c[2],"<platform>", platform))
                        destination = gsub(destination,"\\","/")
                        archive = gsub(archive,"<version>",version)
                        if osplatform == "windows" or osplatform == "mswin" then
                            destination = drive(destination)
                        end
                        individual[#individual+1] = { archive, destination }
                    end
                end
            end
        end

        for platform, _ in next, platforms do
            add_collection(scripts.update.base,platform)
        end
        for platform, _ in next, platforms do
            add_collection(scripts.update.modules,platform)
        end
        for platform, _ in next, platforms do
            add_collection(scripts.update.fonts,platform)
        end
        for engine, _ in next, engines do
            for platform, _ in next, platforms do
                add_collection(scripts.update.engines[engine],platform)
            end
        end

        if goodies and type(goodies) == "table" then
            for goodie, _ in next, goodies do
                for platform, _ in next, platforms do
                    add_collection(scripts.update.goodies[goodie],platform)
                end
            end
        end

        local combined = { }
        local update_repositories = scripts.update.repositories
        for i=1,#update_repositories do
            local repository = update_repositories[i]
            if repositories[repository] then
                for _, v in next, individual do
                    local archive, destination = v[1], v[2]
                    local cd = combined[destination]
                    if not cd then
                        cd = { }
                        combined[destination] = cd
                    end
                    cd[#cd+1] = format("%s/%s/%s",states.get('rsync.module'),repository,archive)
                end
            end
        end
        for destination, archive in next, combined do
            local archives, command = concat(archive," "), ""
            local normalflags, deleteflags = states.get("rsync.flags.normal"), ""
            if os.name == "windows" then
                normalflags = normalflags .. " -L" -- no symlinks
            end
            local dryrunflags = ""
            if not environment.argument("force") then
                dryrunflags = "--dry-run"
            end
            if (destination:find("texmf$") or destination:find("texmf%-context$") or destination:find("texmf%-modules$")) and (not environment.argument("keep")) then
                deleteflags = states.get("rsync.flags.delete")
            end
            command = format("%s %s %s %s %s'%s' '%s'", bin, normalflags, deleteflags, dryrunflags, url, archives, destination)
            -- report("running command: %s",command)
            if not fetched[command] then
                scripts.update.run(command,true)
                fetched[command] = command
            end
        end

        local function update_script(script, platform)
            local bin = gsub(bin,"\\","/")
            local texroot = gsub(texroot,"\\","/")
            platform = scripts.update.platforms[platform]
            if platform then
                local command
                if platform == 'mswin' then
                    bin = drive(bin)
                    texroot = drive(texroot)
                    command = format([[%s -t "%s/texmf-context/scripts/context/lua/%s.lua" "%s/texmf-mswin/bin/"]], bin, texroot, script, texroot)
                else
                    command = format([[%s -tgo --chmod=a+x '%s/texmf-context/scripts/context/lua/%s.lua' '%s/texmf-%s/bin/%s']], bin, texroot, script, texroot, platform, script)
                end
                report("updating %s for %s: %s", script, platform, command)
                scripts.update.run(command)
            end
        end

        for platform, _ in next, platforms do
            for i=1, #scripts.update.selfscripts do
                update_script(scripts.update.selfscripts[i],platform)
            end
        end

    else
        report("no valid texroot: %s",texroot)
    end
    if not force then
        report("use --force to really update files")
    end

    resolvers.load_tree(texroot) -- else we operate in the wrong tree

    -- update filename database for pdftex/xetex
    scripts.update.run(format('mtxrun --tree="%s" --direct --resolve mktexlsr',texroot))
    -- update filename database for luatex
    scripts.update.run(format('mtxrun --tree="%s" --generate',texroot))

    report("update, done")
end

function table.fromhash(t)
    local h = { }
    for k, v in next, t do -- not indexed
        if v then h[#h+1] = k end
    end
    return h
end

-- make the ConTeXt formats
function scripts.update.make()

    report("make, start")

    local force     = environment.argument("force")
    local texroot   = scripts.update.fullpath(states.get("paths.root"))
    local engines   = states.get('engines')
    local goodies   = states.get('goodies')
    local platforms = states.get('platforms')
    local formats   = states.get('formats')

    resolvers.load_tree(texroot)

    scripts.update.run(format('mtxrun --tree="%s" --direct --resolve mktexlsr',texroot))
    scripts.update.run(format('mtxrun --tree="%s" --generate',texroot))

    local askedformats = formats
    local texformats = table.tohash(scripts.update.texformats)
    local mpformats = table.tohash(scripts.update.mpformats)
    for k,v in next, texformats do
        if not askedformats[k] then
            texformats[k] = nil
        end
    end
    for k,v in next, mpformats do
        if not askedformats[k] then
            mpformats[k] = nil
        end
    end
    local formatlist = concat(table.fromhash(texformats), " ")
    if formatlist ~= "" then
        for engine in next, engines do
            if engine == "luatex" then
                scripts.update.run(format('mtxrun --tree="%s" --script context --autogenerate --make',texroot))
            elseif engine == "luajittex" then
                scripts.update.run(format('mtxrun --tree="%s" --script context --autogenerate --make --engine=luajittex',texroot))
            else
                scripts.update.run(format('mtxrun --tree="%s" --script texexec --make --all --%s %s',texroot,engine,formatlist))
            end
        end
    end
    local formatlist = concat(table.fromhash(mpformats), " ")
    if formatlist ~= "" then
        scripts.update.run(format('mtxrun --tree="%s" --script texexec --make --all %s',texroot,formatlist))
    end
    if not force then
        report("make, use --force to really make formats")
    end

    scripts.update.run(format('mtxrun --tree="%s" --direct --resolve mktexlsr',texroot)) -- needed for mpost
    scripts.update.run(format('mtxrun --tree="%s" --generate',texroot))

    report("make, done")
end

scripts.savestate = true

if scripts.savestate then

    states.load("status-of-update.lua")

    -- tag, value, default, persistent

    statistics.starttiming(states)

    states.set("info.version",0.1) -- ok
    states.set("info.count",(states.get("info.count") or 0) + 1,1,false) -- ok
    states.set("info.comment","this file contains the settings of the last 'mtxrun --script update' run",false) -- ok
    states.set("info.date",os.date("!%Y-%m-%d %H:%M:%S")) -- ok

    states.set("rsync.program", environment.argument("rsync"), "rsync", true) -- ok
    states.set("rsync.server", environment.argument("server"), "contextgarden.net::", true) -- ok
    states.set("rsync.module", environment.argument("module"), "minimals", true) -- ok
    states.set("rsync.flags.normal", environment.argument("flags"), "-rpztlv", true) -- ok
    states.set("rsync.flags.delete", nil, "--delete", true) -- ok

    states.set("paths.root", environment.argument("texroot"), "tex", true) -- ok

    states.set("context.version", environment.argument("context"), "current", true) -- ok

    local valid = table.tohash(scripts.update.repositories)
    for r in gmatch(environment.argument("repository") or "current","([^, ]+)") do
        if valid[r] then states.set("repositories." .. r, true) end
    end

    local valid = scripts.update.engines
    local engine = environment.argument("engine") or ""
    if engine == "" then
        local e = states.get("engines")
        if not e or not next(e) then
            engine = "all"
        end
    end
    if engine ~= "" then
        for r in gmatch(engine,"([^, ]+)") do
            if r == "all" then
                for k, v in next, valid do
                    if k ~= "all" then
                        states.set("engines." .. k, true)
                    end
                end
                break
            elseif valid[r] then
                states.set("engines." .. r, true)
            end
        end
    end

    local valid = scripts.update.platforms
    for r in gmatch(environment.argument("platform") or os.platform,"([^, ]+)") do
        if valid[r] then states.set("platforms." .. r, true) end
    end

    local valid = table.tohash(scripts.update.texformats)
    for r in gmatch(environment.argument("formats") or "","([^, ]+)") do
        if valid[r] then states.set("formats." .. r, true) end
    end
    local valid = table.tohash(scripts.update.mpformats)
    for r in gmatch(environment.argument("formats") or "","([^, ]+)") do
        if valid[r] then states.set("formats." .. r, true) end
    end

    states.set("formats.cont-en", true)
    states.set("formats.cont-nl", true)
    states.set("formats.metafun", true)

    for r in gmatch(environment.argument("extras") or "","([^, ]+)") do -- for old times sake
        if r ~= "all" and not find(r,"^[a-z]%-") then
            r = "t-" .. r
        end
        states.set("modules." .. r, true)
    end
    for r in gmatch(environment.argument("modules") or "","([^, ]+)") do
        if r ~= "all" and not find(r,"^[a-z]%-") then
            r = "t-" .. r
        end
        states.set("modules." .. r, true)
    end
    for r in gmatch(environment.argument("fonts") or "","([^, ]+)") do
        states.set("fonts." .. r, true)
    end
    for r in gmatch(environment.argument("goodies") or "","([^, ]+)") do
        states.set("goodies." .. r, true)
    end

    report("state, loaded")
    report()

end

if environment.argument("state") then
    environment.setargument("update",true)
    environment.setargument("force",true)
    environment.setargument("make",true)
end

if environment.argument("mingw") then
    rsync_variant = "mingw"
elseif environment.argument("cygwin") then
    rsync_variant = "cygwin"
end

if environment.argument("update") then
    scripts.update.synchronize()
    if environment.argument("make") then
        scripts.update.make()
    end
elseif environment.argument("make") then
    scripts.update.make()
elseif environment.argument("exporthelp") then
    application.export(environment.argument("exporthelp"),environment.files[1])
else
    application.help()
end

if scripts.savestate then
    statistics.stoptiming(states)
    states.set("info.runtime",tonumber(statistics.elapsedtime(states)))
    if environment.argument("force") then
        states.save()
        report("state","saved")
    end
end