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[build] Bundle offline Tectonic runtime Co-authored-by: Copilot <[email protected]>
author MrJuneJune <me@mrjunejune.com>
date Mon, 03 Aug 2026 20:20:06 -0700
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246:4f2b50bc78e7 247:70f2a3dafc1c
1 def _tectonic_runtime_impl(ctx):
2 output = ctx.actions.declare_directory(ctx.label.name)
3 commands = [
4 "set -e",
5 "mkdir -p {}/bin {}/cache {}/sysroot/etc/fonts {}/sysroot/usr/share/fontconfig/conf.avail".format(
6 output.path,
7 output.path,
8 output.path,
9 output.path,
10 ),
11 "cp {} {}/bin/tectonic".format(ctx.file.binary.path, output.path),
12 "cp {} {}/sysroot/etc/fonts/fonts.conf".format(
13 ctx.file.fontconfig.path,
14 output.path,
15 ),
16 "cp {} {}/LICENSE".format(ctx.file.license.path, output.path),
17 "cp {} {}/THIRD_PARTY_NOTICES.md".format(
18 ctx.file.notices.path,
19 output.path,
20 ),
21 "tar -xzf {} -C {}/cache".format(
22 ctx.file.cache_archive.path,
23 output.path,
24 ),
25 "chmod 0555 {}/bin/tectonic".format(output.path),
26 "chmod 0444 {}/sysroot/etc/fonts/fonts.conf".format(output.path),
27 "chmod 0444 {}/LICENSE {}/THIRD_PARTY_NOTICES.md".format(
28 output.path,
29 output.path,
30 ),
31 ]
32 commands.append("chmod -R a-w {}/cache".format(output.path))
33
34 ctx.actions.run_shell(
35 inputs = [
36 ctx.file.binary,
37 ctx.file.cache_archive,
38 ctx.file.fontconfig,
39 ctx.file.license,
40 ctx.file.notices,
41 ],
42 outputs = [output],
43 command = "\n".join(commands),
44 progress_message = "Assembling offline Tectonic runtime",
45 )
46 return [
47 DefaultInfo(
48 files = depset([output]),
49 runfiles = ctx.runfiles(files = [output]),
50 ),
51 ]
52
53 tectonic_runtime = rule(
54 implementation = _tectonic_runtime_impl,
55 attrs = {
56 "binary": attr.label(allow_single_file = True, mandatory = True),
57 "cache_archive": attr.label(allow_single_file = True, mandatory = True),
58 "fontconfig": attr.label(allow_single_file = True, mandatory = True),
59 "license": attr.label(allow_single_file = True, mandatory = True),
60 "notices": attr.label(allow_single_file = True, mandatory = True),
61 },
62 )