Lady’s Gitweb - Shushe/blob - GNUmakefile

   1 # SPDX-FileCopyrightText: 2023, 2024 Lady <https://www.ladys.computer/about/#lady>
   2 # SPDX-License-Identifier: MPL-2.0
   3
   4 SHELL = /bin/sh
   5
   6 # ━ § BASIC INFORMATION ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   7 override define makefileinfo
   8  ╭────────────────────────────╮
   9 ╔╡ ⁌ ⛩️📰 书社 ∷ GNUmakefile ╞═════════════════════════════════╗
  10 ║╰────────────────────────────╯                                ║
  11 ╟┬ ¶ Prerequisites ───────────────────────────────────────────┬╢
  12 ║│                                                            │║
  13 ║│ Requires G·N·U Make, at least version 3.81, a version of   │║
  14 ║│ uuencode with base64 support, and the various programs     │║
  15 ║│ offered by libxml2 and libxslt. Beyond this, only programs │║
  16 ║│ required by Posix are required, altho there is a chance of │║
  17 ║│ version incompatibilities. The full list of program        │║
  18 ║│ requirements is as follows :—                             │║
  19 ║│                                                            │║
  20 ║│ • awk                                                      │║
  21 ║│ • cat                                                      │║
  22 ║│ • cd                                                       │║
  23 ║│ • cksum                                                    │║
  24 ║│ • cp                                                       │║
  25 ║│ • date                                                     │║
  26 ║│ • diff                                                     │║
  27 ║│ • file                                                     │║
  28 ║│ • find                                                     │║
  29 ║│ • grep                                                     │║
  30 ║│ • git (optional)                                           │║
  31 ║│ • ln                                                       │║
  32 ║│ • mkdir                                                    │║
  33 ║│ • mv                                                       │║
  34 ║│ • od                                                       │║
  35 ║│ • pax (only when generating archives)                      │║
  36 ║│ • printf                                                   │║
  37 ║│ • rm                                                       │║
  38 ║│ • sed                                                      │║
  39 ║│ • sleep                                                    │║
  40 ║│ • test                                                     │║
  41 ║│ • touch                                                    │║
  42 ║│ • tr                                                       │║
  43 ║│ • uuencode                                                 │║
  44 ║│ • uudecode                                                 │║
  45 ║│ • xargs                                                    │║
  46 ║│ • xmlcatalog (provided by libxml2)                         │║
  47 ║│ • xmllint (provided by libxml2)                            │║
  48 ║│ • xsltproc (provided by libxslt)                           │║
  49 ║│                                                            │║
  50 ║│ In all cases, you can supply your own version of any       │║
  51 ║│ program `program´ by overriding the corresponding variable │║
  52 ║│ `PROGRAM´ when calling Make.                               │║
  53 ║╰────────────────────────────────────────────────────────────╯║
  54 ╟┬ ¶ Usage ───────────────────────────────────────────────────┬╢
  55 ║│                                                            │║
  56 ║│ • `make all´ (default): Compile, but do not install, all   │║
  57 ║│   files.                                                   │║
  58 ║│                                                            │║
  59 ║│ • `make clean´: Remove `BUILDDIR´.                         │║
  60 ║│                                                            │║
  61 ║│ • `make gone´: Remove `BUILDDIR´ and installed files.      │║
  62 ║│                                                            │║
  63 ║│ • `make help´: Print this message.                         │║
  64 ║│                                                            │║
  65 ║│ • `make install´: Compile all files and install in         │║
  66 ║│   `DESTDIR´.                                               │║
  67 ║│                                                            │║
  68 ║│ • `make list´: List all recognized source files and their  │║
  69 ║│   classification (including media type and dependencies).  │║
  70 ║│                                                            │║
  71 ║│ • `make listout´: List out the destinations of all         │║
  72 ║│   resulting files (relative to `DESTDIR´), e·g for         │║
  73 ║│   processing by another script.                            │║
  74 ║│                                                            │║
  75 ║│ • `make uninstall´: Remove installed files, but not        │║
  76 ║│   `BUILDDIR´.                                              │║
  77 ║│                                                            │║
  78 ║│ Set `VERBOSE=1´ to see the text of commands as they are    │║
  79 ║│ executed.                                                  │║
  80 ║│                                                            │║
  81 ║│ See `README.markdown´ for a more involved description of   │║
  82 ║│ the capabilities and configuration of this program.        │║
  83 ║╰────────────────────────────────────────────────────────────╯║
  84 ╟┬ ¶ Copyright & License ─────────────────────────────────────┬╢
  85 ║│                                                            │║
  86 ║│ Copyright © 2023–2024 Lady [@ Lady’s Computer].            │║
  87 ║│                                                            │║
  88 ║│ This Source Code Form is subject to the terms of the       │║
  89 ║│ Mozilla Public License, v 2.0. If a copy of the M·P·L was  │║
  90 ║│ not distributed with this file, You can obtain one at      │║
  91 ║│ <http://mozilla.org/MPL/2.0/>.                             │║
  92 ║╰────────────────────────────────────────────────────────────╯║
  93 ╚══════════════════════════════════════════════════════════════╝
  94 endef
  95
  96 # ━ § MAKE·FILE SETUP ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
  97
  98 # Programs needed to run this make·file.
  99 #
 100 # If these are not installed on your computer, or you need to use a different implementation, you can override the appropriate variable.
 101 AWK := awk
 102 CAT := cat
 103 CD := cd
 104 CKSUM := cksum
 105 CP := cp
 106 DATE := date
 107 DIFF := diff
 108 FILE := file
 109 FIND := find
 110 GIT := git
 111 GREP := grep
 112 LN := ln
 113 MKDIR := mkdir
 114 MV := mv
 115 OD := od
 116 PAX := pax
 117 PRINTF := printf
 118 RM := rm
 119 SED := sed
 120 SLEEP := sleep
 121 TEST := test
 122 TOUCH := touch
 123 TR := tr
 124 UUDECODE := uudecode
 125 UUENCODE := uuencode
 126 XARGS := xargs
 127 XMLCATALOG := xmlcatalog
 128 XMLLINT := xmllint
 129 XSLTPROC := xsltproc
 130
 131 # This variable is not used in normal execution.
 132 #
 133 # In the archiving `MODE´, it provides the X·M·L file from which the archive should be constructed.
 134 SRC :=
 135
 136 # This variable is not used in normal execution.
 137 #
 138 # In the archiving `MODE´, it provides a user‐friendly name for the archive.
 139 NAME :=
 140
 141 # The directory which contains the source files.
 142 #
 143 # Multiple directories can be given so long as files with the same name do not exist in each.
 144 SRCDIR := sources
 145
 146 # The directory which contains “includes”:
 147 # Files which may be included in other files but for which no final output will be generated.
 148 #
 149 # Multiple directories can be given so long as files with the same name do not exist in each.
 150 #
 151 # These can be inside of `SRCDIR´ directories if desired.
 152 INCLUDEDIR := sources/includes
 153
 154 # The directory in which to generate temporary buildfiles.
 155 #
 156 # This variable is also used by the archiving `MODE´.
 157 BUILDDIR := build
 158
 159 # The directory into which to output files on `make install´.
 160 #
 161 # This variable is also used by the archiving `MODE´.
 162 DESTDIR := public
 163
 164 # The location of this Makefile (and related ⛩️📰 书社 files), relative to the current working directory.
 165 #
 166 # By default, this is inferred from the variable `MAKEFILE_LIST´.
 167 #
 168 # This variable is also used by the archiving `MODE´.
 169 THISDIR := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))
 170
 171 # Configuration of `find´.
 172 #
 173 # By default, `find´ will ignore files which begin with a period and those which are likely to cause problems for `make´.
 174 EXTRAFINDRULES :=
 175 EXTRAFINDINCLUDERULES :=
 176 FINDRULES := ! '(' '(' -name '[.-]*' -o -name '*[][*?:|$$%\#\\; ]*' -o -name '*[)]' ')' -a -prune ')'$(if $(EXTRAFINDRULES), -a $(EXTRAFINDRULES),)
 177 FINDINCLUDERULES := $(FINDRULES)$(if $(EXTRAFINDINCLUDERULES), -a $(EXTRAFINDINCLUDERULES),)
 178
 179 # The list of magic files to use when determining media types.
 180 #
 181 # Some are provided as part of this repository, but you can add more if you need different media type detection.
 182 #
 183 # Your computer probably has several already installed at `/usr/share/file/magic´.
 184 EXTRAMAGIC :=
 185 MAGIC := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/magic/*)) $(EXTRAMAGIC))
 186
 187 # The list of parsers for plaintext file types.
 188 #
 189 # Which parsers are provided will influence which kinds of files are recognized as plaintext.
 190 EXTRAPARSERS :=
 191 PARSERS := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/parsers/*.xslt)) $(EXTRAPARSERS))
 192
 193 # The list of transforms.
 194 EXTRATRANSFORMS :=
 195 TRANSFORMS := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/transforms/*.xslt)) $(EXTRATRANSFORMS))
 196
 197 # List of types which should be treated as X·M·L.
 198 #
 199 # Types which start with a `+´ are suffixes and match any type which
 200 # ends accordingly.
 201 XMLTYPES := application/xml text/xml +xml
 202
 203 ifdef GIT
 204 ifneq ($(wildcard $(THISDIR)/.git),)
 205 # A description of the current git revision of ⛩️📰 书社.
 206 THISREV := $(shell $(CD) $(THISDIR); $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || :)
 207 endif
 208
 209 ifneq ($(wildcard .git),)
 210 # A description of the current git revision of the working directory.
 211 SRCREV := $(shell $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || :)
 212 endif
 213 endif
 214
 215 # The mode in which to run this make·file.
 216 # Modes essentially allow for the combination of multiple conceptual make·files into a single source.
 217 #
 218 # The following modes are available :—
 219 #
 220 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:default ›:
 221 #   The default mode; typical Shushe behaviours.
 222 #
 223 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive ›:
 224 #   Generates archive files from parse results.
 225 MODE := urn:fdc:ladys.computer:20231231:Shu1She4:mode:default
 226
 227 # Set to a non·empty value to silence informative messages.
 228 QUIET :=
 229
 230 # Set to a non·empty value to print all commands as they run.
 231 VERBOSE :=
 232
 233 # The default target for this makefile.
 234 .DEFAULT_GOAL := all
 235
 236 # ━ § BEGIN SHARED MAKE·FILE CONSTRUCTS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 237
 238 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 239
 240 # A variable with no value, usable when assigning values which contain whitespace.
 241 override empty :=
 242
 243 # A variable which contains a newline, to allow the generation of multiline strings in function calls.
 244 override define newline
 245
 246
 247 endef
 248
 249 # A variable which contains a single space.
 250 override space := $(empty) $(empty)
 251
 252 # A variable which contains a single comma.
 253 override comma := ,
 254
 255 # (callable) Quote the given string for use within shell calls.
 256 override quote = '$(subst ','"'"',$1)'
 257
 258 # (callable) Get the modified time of the provided file.
 259 #
 260 # This touches a file containing only a newline and then diffs it with `/dev/null´ and extracts the timestamp from the diff.
 261 # Interestingly, on Macintosh, the format of `diff -u´ is only Posixy (including a fractional component and timezone) when `COMMAND_MODE=legacy´; however, the timezone will always be zero and the fractional component is ignorable, so it’s not necessary to worry about that here.
 262 #
 263 # The diff will always have an exit status of 1, but this is ignored by piping into Sed.
 264 #
 265 # ☡ This variable creates a subshell every time it is computed.
 266 override modtime = $(shell if $(TEST) ! -f $(call quote,$(BUILDDIR)/.mtime); then $(PRINTF) '%b' '\n' > $(call quote,$(BUILDDIR)/.mtime); fi; $(TOUCH) -r $(call quote,$1) $(call quote,$(BUILDDIR)/.mtime); TZ=UTC0 $(DIFF) -u $(call quote,$(BUILDDIR)/.mtime) /dev/null | $(SED) '1!d;s/.*   \([^ ]*\) \([^ ]*\).*$$/\1T\2Z/')
 267
 268 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 269
 270 # Outputs an `@´ to silence rules, unless `VERBOSE´ is non·empty.
 271 override silent := $(if $(VERBOSE),,@)
 272
 273 # (callable) Only perform the rule if `QUIET` is not set.
 274 override inform = $(if $(QUIET),,@$1)
 275
 276 # (callable) Check to see if the given directory exists and create it if not.
 277 override ensuredirectory = if $(TEST) ! -d $(call quote,$1); then $(MKDIR) -p $(call quote,$1); fi
 278
 279 # Quote standard input in such a way that piping it to xargs will result in it being processed as a single argument.
 280 #
 281 # If standard input ends in a newline, it is stripped; all other newlines are preserved.
 282 override xargsquote = $(SED) $(call quote,s/'/'"'"'/g;s/^/'/;s/$$/'/;$$!s/$$/\\/)
 283
 284 # Quote standard input in such a way that piping it to xargs will result in each line being processed as a single argument.
 285 override xargsmultiquote = $(SED) $(call quote,s/'/'"'"'/g;s/^/'/;s/$$/'/)
 286
 287 # (callable) Test if the provided xpath expression matches the provided document.
 288 override xpath = $(XMLLINT) --xpath $(call quote,$1) $(call quote,$2) > /dev/null 2> /dev/null
 289
 290 # (callable) Extract the value of the text nodes in the provided X·M·L document and print them to `stdout´.
 291 override extracttext = $(PRINTF) '%s' '<transform xmlns="http://www.w3.org/1999/XSL/Transform" version="1.0"><output method="text" encoding="UTF-8"/></transform>' | $(XSLTPROC) --nonet --novalid - $(call quote,$1)
 292
 293 # (callable) Process the provided transformation result and output the result to the provided location, given the provided relative path.
 294 override processresultto = if $(call xpath,/*[local-name()="raw-text" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$1); then $(call extracttext,$1) > $(call quote,$2); elif $(call xpath,/*[local-name()="base64-binary" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$1); then { $(PRINTF) '%s\n' 'begin-base64 644 -'; $(call extracttext,$1) | $(TR) -d '\t\n\f\r '; $(PRINTF) '\n%s\n' '===='; } | $(UUDECODE) -o /dev/stdout > $(call quote,$2); elif $(call xpath,/*[local-name()="archive" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$1); then $(MAKE) -f $(call quote,$(abspath $(THISDIR)/GNUmakefile)) NAME=$(call quote,$3) SRC=$(call quote,$1) BUILDDIR=$(call quote,$(BUILDDIR)/archive/$3) DESTDIR=$(call quote,$(patsubst %/,%,$(dir $2))) MODE='urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive' $(call quote,$2); else $(XMLLINT) --nsclean $(call quote,$1) > $(call quote,$2); fi
 295
 296 # ━ § BEGIN DEFAULT MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 297
 298 ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:default)
 299
 300 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 301
 302 # (callable) Test to see if the prerequisites provided by the second argument matches the value in the file corresponding to the first argument in `$(BUILDDIR)/lastprereqs´.
 303 # If not, save the new value and then add FORCE.
 304 # Return them regardless.
 305 #
 306 # Calling this variable is useful when a given target should be updated whenever its list of prerequisites changes in addition to whenever there is a change to one of its prerequisites.
 307 #
 308 # ☡ This variable creates at least one subshell every time it is computed.
 309 override diffprereqs = $(if $(subst $(shell $(CAT) $(call quote,$(BUILDDIR)/lastprereqs/$1) 2> /dev/null || :),,$2),$2 FORCE$(and $(shell $(call ensuredirectory,$(BUILDDIR)/lastprereqs) && $(PRINTF) '%s\n' $(call quote,$2) > $(BUILDDIR)/lastprereqs/$1),),$2)
 310
 311 # (callable) Escape special characters for use in sed regular expressions.
 312 override sedesc = $(subst /,[/],$(subst $$,\$$,$(subst *,\*,$(subst .,\.,$(subst [,\[,$(subst ^,\^,$(subst \,\\,$1)))))))
 313
 314 # The command to use for percent‐decoding.
 315 override perdeccmd := $(SED) 's/|/%7C/g;s/[\]/%5C/g;s/%[0123456789ABCDEFabcdef]\{2\}/|&|/g' | $(TR) '|' '\n' | $(SED) '/^%[0123456789ABCDEFabcdef]\{2\}$$/!s/%/|%25|/' | $(TR) '|' '\n' | $(AWK) '$$0!~/%/{printf "%s",$$0}/%/{d="0123456789ABCDEF";v=substr(toupper($$0),2,2);printf "\\%04o",(index(d,substr(v,1,1))-1)*16+index(d,substr(v,2,1))-1}' | $(xargsquote) | $(XARGS) -E '' $(PRINTF) '%b'
 316
 317 # (callable) Percent‐decode the given strings.
 318 #
 319 # ☡ This variable creates a subshell every time it is computed.
 320 override perdec = $(shell $(PRINTF) '%s\0450A' $(foreach encoded,$1,$(call quote,$(encoded))) | $(perdeccmd))
 321
 322 # (callable) Percent‐encode the given strings.
 323 #
 324 # This singly‐encodes u·r·i characters and doubly‐encodes other characters, then calls `perdec´ to decode back to a single encoding.
 325 # The encoding assumes the input is a “u·r·i component”; e·g that the resulting string should only contain `pchar´ (but can contain any `sub-delim´).
 326 #
 327 # It is assumed that the given strings do not contain newlines.
 328 #
 329 # ☡ This variable creates a subshell every time it is computed.
 330 override perenc = $(shell $(PRINTF) '%s\n' $(foreach unencoded,$1,$(call quote,$(unencoded))) | $(OD) -t x1 | $(SED) 's/^[0123456789]*//;s/0[Aa]/%&/g;s/2[146789ABCDEabcde]/%&/g;s/3[0123456789AaBbDd]/%&/g;s/40/%&/g;s/[46][123456789ABCDEFabcdef]/%&/g;s/[57][0123456789Aa]/%&/g;s/5[Ff]/%&/g;s/7[Ee]/%&/g;s/[ ][0123456789ABCDEFabcdef]\{2\}/%25&/g' | $(TR) -d ' \n' | $(TR) 'abcdef' 'ABCDEF' | $(perdeccmd))
 331
 332 # (callable) Percent‐encode each component in the given paths.
 333 #
 334 # ☡ This variable creates a subshell every time it is computed.
 335 override pathenc = $(subst %2F,/,$(call perenc,$1))
 336
 337 # (overridable) Collect all of the applicable includes from the includes directory.
 338 sourceincludes := $(shell $(FIND) $(foreach dir,$(INCLUDEDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f)
 339
 340 # (overridable) Collect all of the applicable source files from the source directory, removing any which are also includes.
 341 sourcefiles := $(filter-out $(sourceincludes),$(shell $(FIND) $(foreach dir,$(SRCDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f))
 342
 343 # Figure out the file type of each source file and source include.
 344 ifneq ($(wildcard $(BUILDDIR)/magic.mgc),)
 345 override types := $(shell $(PRINTF) '%s\n' $(call quote,$(sourcefiles) $(sourceincludes)) | $(SED) 's/^ *//;s/ *$$//;s/ {2,}/ /g' | $(TR) ' ' '\n' | $(FILE) -m $(call quote,$(BUILDDIR)/magic.mgc) --mime-type --separator '|' --files-from - | $(SED) 's/| */|/g')
 346 endif
 347
 348 # Get the list of supported plaintext file types from the parser.
 349 ifneq ($(wildcard $(BUILDDIR)/parser.xslt),)
 350 override plaintexttypes := $(filter-out $(XMLTYPES),$(shell $(XMLLINT) --xpath '/*/*[@name="书社:parsers"]//*[namespace-uri()="http://www.w3.org/1999/xhtml" and local-name()="dd"]/text()' $(call quote,$(BUILDDIR)/parser.xslt)))
 351 endif
 352
 353 # (callable) Get all of the files (source and includes) which have the provided types.
 354 #
 355 # If a provided type begins with a `+´, it is analysed as a suffix, and all matching types will be used.
 356 override filesoftype = $(foreach typeorsuffix,$1,$(foreach type,$(if $(filter +%,$(typeorsuffix)),$(sort $(foreach suffixedtype,$(filter %$(typeorsuffix),$(types)),$(lastword $(subst |, ,$(suffixedtype))))),$(typeorsuffix)),$(patsubst %|$(type),%,$(filter %|$(type),$(types)))))
 357
 358 # Build up collections of various file types.
 359 override xmlfiles := $(call filesoftype,$(XMLTYPES))
 360 override plaintextfiles := $(filter-out $(xmlfiles),$(call filesoftype,$(plaintexttypes)))
 361 override assetfiles := $(filter-out $(xmlfiles) $(plaintextfiles),$(sourcefiles) $(sourceincludes))
 362
 363 # (callable) Get the types of the given files.
 364 override typeoffile = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(types))))
 365
 366 # Pair each source magic file with its location in the build directory.
 367 override magicpair := $(foreach magicfile,$(MAGIC),$(magicfile)|$(BUILDDIR)/magic/$(notdir $(magicfile)))
 368
 369 # (callable) Get the source file for the given magic files.
 370 override magicsource = $(foreach magicpath,$1,$(patsubst %|$(magicpath),%,$(firstword $(filter %|$(magicpath),$(magicpair)))))
 371
 372 # (callable) Get the build file for the given magic files.
 373 override magicfile = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(magicpair))))
 374
 375 # (callable) Get the local path for the given source file.
 376 override sourcepath = $(firstword $(foreach directory,$(SRCDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 377
 378 # (callable) Get the local path for the given include.
 379 override includepath = $(firstword $(foreach directory,$(INCLUDEDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 380
 381 # (callable) Get base64 data u·r·i’s for the given files.
 382 #
 383 # ☡ This variable creates a subshell every time it is computed.
 384 override datauri = $(foreach file,$1,data:$(call typeoffile,$(file));base64,$(shell $(UUENCODE) -m $(call quote,$(file)) _ | $(SED) '2,$$!d;$$d' | $(TR) -d ' \n'))
 385
 386 # Pair each source file and include with its local u·r·i.
 387 override sourcelocalpair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|about:shushe?$(if $(filter $(file),$(sourceincludes)),include=$(call pathenc,$(call includepath,$(file))),source=$(call pathenc,$(call sourcepath,$(file)))))
 388
 389 # (callable) Get local uris for the given files.
 390 override localuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcelocalpair))))
 391
 392 # (callable) Get the source files for the given local uris.
 393 override sourcefile = $(foreach local,$1,$(patsubst %|$(local),%,$(filter %|$(local),$(sourcelocalpair))))
 394
 395 # Resolves to the `FORCE´ target if `$(BUILDDIR)/.update-types´ is present.
 396 #
 397 # This file is created before a reload due to type changes, and is removed after.
 398 # This ensures that file classifications are up·to·date immediately after the reload.
 399 override typeupdates := $(if $(wildcard $(BUILDDIR)/.update-types),FORCE,)
 400
 401 # Pair each source file and include with its parsed location.
 402 override sourceparsedpair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|$(BUILDDIR)/$(if $(filter $(file),$(sourceincludes)),includes/$(call includepath,$(file)),sources/$(call sourcepath,$(file))))
 403
 404 # (callable) Get the location of the transformed X·M·L files for the given source files.
 405 override parsed = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourceparsedpair))))
 406
 407 # (callable) Get the source files for the given parsed file.
 408 override unparsed = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourceparsedpair))))
 409
 410 # Pair each parser, transform, or parsed file with its file u·r·i.
 411 override fileuripairs := $(join $(patsubst %,%|,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes))),$(call pathenc,$(foreach uriable,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes)),file://$(abspath $(uriable)))))
 412
 413 # (callable) Get the file u·r·is for the given parsers, transforms, or parsed files.
 414 override fileuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(fileuripairs))))
 415
 416 ifneq ($(wildcard $(BUILDDIR)/dependencies),)
 417 # Pair each file with a list of dependencies for it.
 418 override dependenciesforfile := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles) $(sourceincludes)),$(file)|$(subst $(space),|,$(shell $(CAT) $(call quote,$(BUILDDIR)/dependencies) | $(SED) $(call quote,/^$(call sedesc,$(call localuri,$(file)))$$/$(comma)/^[^     ]/!d;/^ /!d;s/^ //))))
 419
 420 # (callable) Get the list of dependency leiris for the given source files.
 421 #
 422 # Recursive dependencies are marked with a leading `-´.
 423 override dependencyuris = $(foreach file,$1,$(subst |, ,$(patsubst $(file)|%,%,$(filter $(file)|%,$(dependenciesforfile)))))
 424
 425 # (callable) Get the list of recursive dependencies for the given source files.
 426 override recursives = $(foreach uri,$(filter -%,$(call dependencyuris,$1)),$(call sourcefile,$(patsubst -%,%,$(uri))))
 427
 428 # (callable) Get the list of (nonrecursive) dependencies for the given source files.
 429 override dependencies = $(foreach uri,$(filter-out -%,$(call dependencyuris,$1)),$(call sourcefile,$(uri)))
 430 endif
 431
 432 # Collect all files with recursive dependencies.
 433 override recursivefiles := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles)),$(if $(call recursives,$(file)),$(file),))
 434
 435 # Collect all files which should be compiled.
 436 #
 437 # This is all of the non·asset, nonrecursive files.
 438 override compilablefiles := $(filter-out $(assetfiles) $(recursivefiles),$(sourcefiles))
 439
 440 # Collect all files which can be installed.
 441 #
 442 # This is all of the comilable files and all asset sources.
 443 override installablefiles := $(compilablefiles) $(filter $(assetfiles),$(sourcefiles))
 444
 445 ifneq ($(wildcard $(BUILDDIR)/destinations),)
 446 # Get the output of the destination transform.
 447 override destinations := $(shell $(CAT) $(BUILDDIR)/destinations)
 448
 449 # Pair source files and their destinations.
 450 override sourcedestinationpair := $(foreach destination,$(destinations),$(call sourcefile,$(firstword $(subst |, ,$(destination))))|$(call perdec,$(subst $(space),|,$(wordlist 2,$(words $(subst |, ,$(destination))),$(subst |, ,$(destination))))))
 451
 452 # (callable) Get the destination for the given source files.
 453 override destination = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcedestinationpair))))
 454
 455 # Pair each source file with its compiled location.
 456 override sourcecompiledpair := $(foreach file,$(sourcefiles),$(file)|$(BUILDDIR)/results/$(call destination,$(file)))
 457
 458 # (callable) Get the location of the transformed X·M·L files for the given source files.
 459 override compiled = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcecompiledpair))))
 460
 461 # (callable) Get the location of the source files for the given compiled file.
 462 override uncompiled = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourcecompiledpair))))
 463
 464 # (callable) Get the location of the final built files for the given source files.
 465 override built = $(foreach file,$1,$(patsubst $(BUILDDIR)/results/%,$(BUILDDIR)/public/%,$(call compiled,$(file))))
 466
 467 # (callable) Get the location of the source files for the given built files.
 468 override unbuilt = $(foreach file,$1,$(call uncompiled,$(patsubst $(BUILDDIR)/public/%,$(BUILDDIR)/results/%,$(file))))
 469
 470 # (callable) Get the installed locations for the given source files.
 471 override installed = $(foreach file,$1,$(DESTDIR)/$(call destination,$(file)))
 472 endif
 473
 474 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 475
 476 # (callable) Get the identifier for the given parser or transform.
 477 override id = $(XMLLINT) --xpath '/*/*[local-name()="id" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"]/text()[1]' $(call quote,$1) 2> /dev/null || $(PRINTF) '%s\n' $(call quote,about:shushe?$(or $2,unknown)=$(call pathenc,$(basename $(notdir $1))))
 478
 479 # (callable) Sanitize and wrap the provided plaintext file in X·M·L, printing to `stdout´.
 480 override wrapplaintext = { $(PRINTF) '%s\n%s' '<?xml version="1.0"?>' '<script xmlns="http://www.w3.org/1999/xhtml" type="$(call typeoffile,$1)"><![CDATA['; $(TR) '\000\013\014' '\032\011\012' < $(call quote,$1) | $(SED) "$$($(PRINTF) '%b' 's/]]>/]]]]><!\\[CDATA\\[>/g\ns/\0357\0277\0276/�/g\ns/\0357\0277\0277/�/g\n$$!s/\\r$$//g\ns/\\r/\\n/g\n$$!s/\0302\0205$$//g\ns/\0302\0205/\\n/g\ns/\0342\0200\0250/\\n/g\ns/[\0001\0002\0003\0004\0005\0006\0007\0010]/�/g\ns/[\0016\0017\0020\0021\0022\0023\0024\0025\0026\0027\0031\0032\0033\0034\0035\0036\0037]/�/g')"; $(PRINTF) '%s\n' ']]></script>'; }
 481
 482 # (callable) Check if the provided X·M·L file is X·M·L 1.1, and if so, coerce to X·M·L 1.0 as best as possible, printing the result (or the original file contents) to `stdout´.
 483 #
 484 # The X·M·L declaration will be dropped and character escapes for C0 control codes will be replaced with a literal `U+0091 PRIVATE USE ONE´, which is invalid in X·M·L 1.1, but valid X·M·L 1.0 (making the replacement obvious).
 485 #
 486 # This isn’t a perfect substitution (it makes some assumptions about the format of the underlying X·M·L), but it should be workable for most sensible, welformed files.
 487 override serializexml = $(SED) "$$($(PRINTF) '%b' '/<?xml[ \t]\\{1,\\}version=[\0042\0047]1.1/,$${ s/<?xml[^>]*?>/<!--<?xml version=\00421.1\0042?>-->/\n s/&\0043x0*[12345678BCEFbcef];/\0302\0221/g\n s/&\0043x0*1[0123456789ABCDEFabcdef];/\0302\0221/g\n s/&\00430*[12345678];/\0302\0221/g\n s/&\00430*1[12456789];/\0302\0221/g\n s/&\00430*2[0123456789];/\0302\0221/g\n s/&\00430*3[01];/\0302\0221/g\n}')" < $(call quote,$1) | $(SED) "$$($(PRINTF) '%b' ':a\n/^\\n*$$/{ $$d\n N\n ba\n}')"
 488
 489 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 490
 491 # Compile all files, or error if any are recursive.
 492 all : $(call built,$(recursivefiles) $(installablefiles)) ;
 493
 494 # Destroy buildfiles.
 495 clean :
 496         $(if $(BUILDDIR),$(silent)$(RM) -f -R $(call quote,$(BUILDDIR)/),)
 497
 498 # Destroy build directory and installed files.
 499 gone : clean uninstall ;
 500
 501 # Provide help.
 502 help :
 503         @$(PRINTF) '%b' '$(subst $(newline),\n,$(makefileinfo))'
 504
 505 # Install the compiled files into `DESTDIR´, or error if any are recursive.
 506 install : $(call installed,$(recursivefiles) $(installablefiles)) ;
 507
 508 # List all source files and includes and their computed types.
 509 list :
 510         @$(PRINTF) '%b' $(call quote,$(foreach file,$(sort $(sourcefiles)) $(sort $(sourceincludes)),\0033[1m$(file)\0033[22m|$(call typeoffile,$(file))|[\0033[3m$(if $(filter $(file),$(xmlfiles)),xml,$(if $(filter $(file),$(plaintextfiles)),text,asset))$(if $(filter $(file),$(sourceincludes)),|include,)\0033[23m] Modified:|$(call modtime,$(file))$(if $(call dependencies,$(file))$(call recursives,$(file)), $(strip $(foreach recursive,$(call recursives,$(file)),\0033[93;41m•|Recursive|Dependency|\0033[39;49m|$(recursive)) $(foreach dependency,$(call dependencies,$(file)),\0033[2m•|Dependency|\0033[22m|$(dependency))))$(if $(filter $(file),$(sourcefiles)), →|<\0033[4m/$(call destination,$(file))\0033[24m>,) )) | $(TR) ' |' '\n '
 511
 512 # Lists out the destinations of all resulting files (relative to `DESTDIR´).
 513 listout :
 514         @$(PRINTF) '%s\n' $(call quote,$(foreach file,$(sort $(sourcefiles)),$(call destination,$(file))))
 515
 516 # Destroy installed files.
 517 uninstall :
 518         $(foreach file,$(installablefiles),$(if $(wildcard $(call installed,$(file))),$(silent)$(PRINTF) '%s\n' $(call quote,Removing </$(patsubst $(DESTDIR)/%,%,$(call installed,$(file)))>…)$(newline)$(silent)$(RM) -f $(call quote,$(call installed,$(file)))$(newline),))
 519
 520 # Raise an error when attempting to build any files with recursive dependencies.
 521 $(call built,$(recursivefiles)) :
 522         @$(PRINTF) '%b\n' $(call quote,\0033[93;41mError:\0033[39;49m `$(call unbuilt,$@)´ has recursive dependencies:\n$(subst |, ,$(subst $(space),$(newline),$(foreach recursive,$(call recursives,$(call unbuilt,$@)),•|$(recursive))))) >&2 && exit 1
 523
 524 # Add as a prerequisite to treat the target as tho it were phony.
 525 FORCE : ;
 526
 527 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 528
 529 # Perform secondary expansion; this enables pattern rules to determine their prerequisites based on the matched pattern.
 530 .SECONDEXPANSION : ;
 531
 532 # Don’t use any implicit rules.
 533 .SUFFIXES : ;
 534
 535 # Phony rules; always consider these out·of·date.
 536 .PHONY : FORCE all default clean gone info install list listout uninstall $(call built,$(recursivefiles)) ;
 537
 538 ifneq ($(typeupdates)$(wildcard $(BUILDDIR)/dependencies)$(wildcard $(BUILDDIR)/destinations),)
 539 # Reload this make·file if the dependency graph or output destinations have changed.
 540 #
 541 # The dependency graph and output destinations are used to set the values of variables in this make·file, so it’s important to ensure that they are actually up·to·date prior to executing any later rules.
 542 #
 543 # This recipe only exists after types have been updated or when the dependency graph or destinations file already exists.
 544 #
 545 # ※ There is a chance that generating the dependencies will also update the parsers.
 546 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/dependencies $(BUILDDIR)/destinations
 547         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 548 ifeq ($(typeupdates),)
 549         $(call inform,if $(TEST) ! -f $(call quote,$(BUILDDIR)/.update-types); then $(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m' >&2; fi)
 550 else
 551         $(silent)$(RM) $(call quote,$(BUILDDIR)/.update-types)
 552         $(call inform,$(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m' >&2)
 553 endif
 554 endif
 555
 556 ifeq ($(typeupdates),)
 557 # Reload this make·file if any of the magic files or parsers have changed.
 558 #
 559 # These are used to classify source files, so if they have changed then the make·file must be reloaded.
 560 #
 561 # This recipe sleeps for one second to ensure that files built after the restart have a more current time·stamp.
 562 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/magic.mgc $(BUILDDIR)/parser.xslt
 563         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 564         $(silent)$(RM) -f $(call quote,$(BUILDDIR)/dependencies) $(call quote,$(BUILDDIR)/destinations)
 565         $(call inform,$(PRINTF) '%b\n' '\0033[1mMagic file or parsers have updated. Restarting…\0033[22m' >&2)
 566         $(silent)$(SLEEP) 1
 567         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 568 endif
 569
 570 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 571
 572 # Create symbolic links from the build directory’s store of magic files to their corresponding sources.
 573 $(call magicfile,$(MAGIC)) : $(BUILDDIR)/magic/% : $$(call magicsource,$$@)
 574         $(silent)$(call ensuredirectory,$(dir $@))
 575         $(silent)$(LN) -sf $(call quote,$(realpath $<)) $(call quote,$@)
 576
 577 # Generate the compiled magic file from its sources.
 578 #
 579 # It must be updated if any of the files in the magic directory change.
 580 $(BUILDDIR)/magic.mgc : $(call diffprereqs,magic,$(sort $(call magicfile,$(MAGIC))))
 581         $(foreach outdated,$(filter-out $^,$(wildcard $(BUILDDIR)/magic/*)),$(silent)$(RM) $(call quote,$(outdated))$(newline))
 582         $(call inform,$(PRINTF) '%s\n' 'Compiling new magic…' >&2)
 583         $(silent)$(call ensuredirectory,$(dir $@))
 584         $(silent)$(CD) $(call quote,$(BUILDDIR)) && $(FILE) -C -m $(call quote,$(realpath $(BUILDDIR)/magic))
 585         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 586
 587 # Generate the main parser.
 588 $(BUILDDIR)/parser.catalog : $(call diffprereqs,parsers,$(sort $(PARSERS)))
 589         $(call inform,$(PRINTF) '%s\n' 'Generating catalog of parsers…' >&2)
 590         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 591         $(foreach parser,$(PARSERS),$(silent){ $(call id,$(parser)); $(PRINTF) '%s\n' $(call quote,$(call fileuri,$(parser))) '--noout' $(call quote,$@); } | $(xargsmultiquote) | $(XARGS) -E '' $(XMLCATALOG) --add uri$(newline))
 592 $(BUILDDIR)/parser.xslt : $(BUILDDIR)/parser.catalog $(THISDIR)/lib/catalog2parser.xslt
 593         $(call inform,$(PRINTF) '%s\n' 'Generating main parser…' >&2)
 594         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2parser.xslt) $(call quote,$<)
 595         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 596
 597 # Parse the files.
 598 #
 599 # Even plain X·M·L files are parsed, because they may contain X·H·T·M·L `<script>´ elements which contain other kinds of data.
 600 # Asset files are turned into H·T·M·L embeds pointing to `data:´ U·R·I’s.
 601 $(call parsed,$(sourcefiles) $(sourceincludes)) : % : $$(call unparsed,$$@) $(BUILDDIR)/parser.xslt $(typeupdates)
 602         $(call inform,$(PRINTF) '%s\n' $(call quote,Processing `$<´…) >&2)
 603         $(silent)$(call ensuredirectory,$(dir $@))
 604         $(silent)$(if $(filter $<,$(assetfiles)),$(PRINTF) '%s\n' $(call quote,<?xml version="1.0"?><object xmlns="http://www.w3.org/1999/xhtml" type="$(call typeoffile,$<)" data="$(call datauri,$<)"/>) > $(call quote,$@),$(if $(filter $<,$(plaintextfiles)),$(call wrapplaintext,$<),$(call serializexml,$<)) | $(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam BUILDTIME $$($(DATE) -u '+%Y-%m-%dT%H:%M:%SZ') --stringparam IDENTIFIER $(call quote,$(call localuri,$<)) --stringparam SRCTIME '$(call modtime,$<)' --stringparam CKSUM $$($(CKSUM) $(call quote,$<) | $(SED) 's/[ ].*//')$(if $(THISREV), --stringparam THISREV $(call quote,$(THISREV)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/parser.xslt) -)
 605
 606 # Generate a catalog of all parsed files, for use when processing includes.
 607 #
 608 # This does not depend on actually transforming the files.
 609 $(BUILDDIR)/catalog : $(call diffprereqs,sources,$(sort $(sourcefiles) $(sourceincludes))) $(typeupdates)
 610         $(call inform,$(PRINTF) '%s\n' 'Generating catalog of parsed files…' >&2)
 611         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 612         $(foreach source,$(sourcefiles) $(sourceincludes),$(silent)$(XMLCATALOG) --add uri $(call quote,$(call localuri,$(source))) $(call quote,$(call fileuri,$(call parsed,$(source)))#$(if $(filter $(source),$(assetfiles)),asset,xml)) --noout $(call quote,$@)$(newline))
 613
 614 # Build a list of dependencies for each parsed file.
 615 $(BUILDDIR)/dependencies : $(BUILDDIR)/catalog $(call parsed,$(plaintextfiles) $(xmlfiles)) $(THISDIR)/lib/catalog2dependencies.xslt
 616         $(call inform,$(PRINTF) '%s\n' 'Identifying dependencies…' >&2)
 617         $(silent)$(TOUCH) $(call quote,$@)
 618         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2dependencies.xslt) $(call quote,$<)
 619
 620 # Generate a catalog of destinations for files.
 621 #
 622 # This depends on parsing non·asset source files, but not assets or includes.
 623 # It does not require knowing the dependencies.
 624 $(BUILDDIR)/destinations : $(BUILDDIR)/catalog $(call parsed,$(filter-out $(assetfiles),$(sourcefiles))) $(THISDIR)/lib/catalog2destinations.xslt
 625         $(call inform,$(PRINTF) '%s\n' 'Identifying output destinations…' >&2)
 626         $(silent)$(TOUCH) $(call quote,$@)
 627         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2destinations.xslt) $(call quote,$<)
 628
 629 # Generate the main transform.
 630 $(BUILDDIR)/transform.catalog : $(call diffprereqs,transforms,$(sort $(TRANSFORMS)))
 631         $(call inform,$(PRINTF) '%s\n' 'Generating catalog of transforms…' >&2)
 632         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 633         $(foreach transform,$(TRANSFORMS),$(silent){ $(call id,$(transform)); $(PRINTF) '%s\n' $(call quote,$(call fileuri,$(transform))) '--noout' $(call quote,$@); } | $(xargsmultiquote) | $(XARGS) -E '' $(XMLCATALOG) --add uri$(newline))
 634 $(BUILDDIR)/transform.xslt : $(BUILDDIR)/transform.catalog $(THISDIR)/lib/catalog2transform.xslt
 635         $(call inform,$(PRINTF) '%s\n' 'Generating main transform…' >&2)
 636         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2transform.xslt) $(call quote,$<)
 637
 638 # Compile the result files using the dependencies as necessary.
 639 $(call compiled,$(compilablefiles)) : $(BUILDDIR)/results/% : $$(call parsed,$$(call uncompiled,$$@)) $(BUILDDIR)/transform.xslt $$(call parsed,$$(call dependencies,$$(call uncompiled,$$@)))
 640         $(call inform,$(PRINTF) '%s\n' $(call quote,Compiling </$*>…) >&2)
 641         $(silent)$(call ensuredirectory,$(dir $@))
 642         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam CATALOG 'catalog' --stringparam BUILDTIME $$($(DATE) -u '+%Y-%m-%dT%H:%M:%SZ') --stringparam SRCTIME '$(call modtime,$(call uncompiled,$@))' --stringparam IDENTIFIER $(call quote,$(call localuri,$(call uncompiled,$@))) --stringparam PATH $(call quote,/$*) --stringparam CKSUM $$($(CKSUM) $(call quote,$(call uncompiled,$@)) | $(SED) 's/[ ].*//')$(if $(THISREV), --stringparam THISREV $(call quote,$(THISREV)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/transform.xslt) $(call quote,$<)
 643
 644 # Create the final files from the compiled results (or error in the case of recursive ones).
 645 $(call built,$(compilablefiles)) : $(BUILDDIR)/public/% : $(BUILDDIR)/results/%
 646         $(call inform,$(PRINTF) '%s\n' $(call quote,Building </$*>…) >&2)
 647         $(silent)$(call ensuredirectory,$(dir $@))
 648         $(silent)$(RM) -f -R $(call quote,$@)
 649         $(silent)$(call processresultto,$<,$@,$*)
 650 $(call built,$(filter $(assetfiles),$(sourcefiles))) : $(BUILDDIR)/public/% : $$(call unbuilt,$$@)
 651         $(call inform,$(PRINTF) '%s\n' $(call quote,Building </$*>…) >&2)
 652         $(silent)$(call ensuredirectory,$(dir $@))
 653         $(silent)$(RM) -f -R $(call quote,$@)
 654         $(silent)$(CP) $(call quote,$<) $(call quote,$@)
 655
 656 # Install compiled files (or error in the case of recursive ones).
 657 $(call installed,$(recursivefiles) $(installablefiles)) : $(DESTDIR)/% : $(BUILDDIR)/public/%
 658         $(call inform,$(PRINTF) '%s\n' $(call quote,Installing </$*>…) >&2)
 659         $(silent)$(call ensuredirectory,$(dir $@))
 660         $(silent)$(RM) -f -R $(call quote,$@)
 661         $(silent)$(CP) -R $(call quote,$<) $(call quote,$@)
 662
 663 # ━ § BEGIN ARCHIVE MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 664
 665 else ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive)
 666
 667 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 668
 669 # Get the list of files in the archive.
 670 ifneq ($(wildcard $(BUILDDIR)/index),)
 671 override archivefiles := $(patsubst ./extracted/%,%,$(shell $(CAT) $(call quote,$(BUILDDIR)/index)))
 672 endif
 673
 674 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 675
 676 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 677
 678 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 679
 680 # Reload this make·file if the archive components have changed.
 681 $(THISDIR)/GNUmakefile : $(BUILDDIR)/index
 682         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 683         $(call inform,$(PRINTF) '%b\n' $(call quote,\0033[1mArchive components for </$(NAME)> updated. Restarting…\0033[22m) >&2)
 684
 685 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 686
 687 # Build the extractor transform for extracting the contents of the archive source file.
 688 $(BUILDDIR)/extractor.xslt : $(SRC) $(THISDIR)/lib/archive2extractor.xslt
 689         $(silent)$(call ensuredirectory,$(dir $@))
 690         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/archive2extractor.xslt) $(call quote,$<)
 691
 692 # Use the extractor transform to extract the archive source file out into its components.
 693 #
 694 # This target sleeps for 1 second to ensure the resulting index will always be newer than this make·file.
 695 $(BUILDDIR)/index : $(BUILDDIR)/extractor.xslt $(SRC)
 696         $(call inform,$(PRINTF) '%s\n' $(call quote,Extracting components for </$(NAME)>…) >&2)
 697         $(silent)$(SLEEP) 1
 698         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --writesubtree $(call quote,$(dir $@)) $(call quote,$<) $(call quote,$(SRC))
 699
 700 # All archive components are extracted alongside the index.
 701 $(foreach file,$(archivefiles),$(BUILDDIR)/extracted/$(file)) : $(BUILDDIR)/index ;
 702
 703 # Process each extractor component into its final form.
 704 $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file)) : $(BUILDDIR)/files/% : $(BUILDDIR)/extracted/%
 705         $(call inform,$(PRINTF) '%s\n' $(call quote,Building </$(NAME)/$*>…) >&2)
 706         $(silent)$(call ensuredirectory,$(dir $@))
 707         $(silent)$(RM) -f -R $(call quote,$@)
 708         $(silent)$(call processresultto,$<,$@,$*)
 709
 710 # Archive all components in the file to the destination.
 711 #
 712 # This is a match‐anything target, with the assumption that this make·file is being called recursively from the default mode.
 713 $(DESTDIR)/% : $(SRC) $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file))
 714         $(call inform,$(PRINTF) '%s\n' $(call quote,Archiving </$(NAME)>…) >&2)
 715         $(silent)$(call ensuredirectory,$(dir $@))
 716         $(silent)$(RM) -f -R $(call quote,$@)
 717         $(silent)$(CD) $(call quote,$(BUILDDIR)/files); if $(call xpath,/*/@*[local-name()="expanded" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$(abspath $<)); then $(MKDIR) -p $(call quote,$(abspath $@)); $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -r -w $(call quote,$(abspath $@)); else $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -w -x ustar > $(call quote,$(abspath $@)); fi
 718
 719 # ━ § END DEFINED MAKE·FILE MODES ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 720
 721 else
 722 $(error Unrecognized MODE: $(MODE))
 723 endif