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 := $(foreach dir,$(SRCDIR),$(dir)/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 '[.-]*' -a ! -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 # A program to run on basic X·M·L files after they are transformed.
 204 FINALIZE := $(XMLLINT) --nonet --nsclean
 205
 206 ifdef GIT
 207 ifneq ($(wildcard $(THISDIR)/.git),)
 208 # A description of the current git revision of ⛩️📰 书社.
 209 THISREV := $(shell $(CD) $(THISDIR); $(GIT) describe 2>>/dev/null || $(GIT) rev-parse HEAD 2>>/dev/null || :)
 210 endif
 211
 212 ifneq ($(wildcard .git),)
 213 # A description of the current git revision of the working directory.
 214 SRCREV := $(shell $(GIT) describe 2>>/dev/null || $(GIT) rev-parse HEAD 2>>/dev/null || :)
 215 endif
 216 endif
 217
 218 # The mode in which to run this make·file.
 219 # Modes essentially allow for the combination of multiple conceptual make·files into a single source.
 220 #
 221 # The following modes are available :—
 222 #
 223 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:default ›:
 224 #   The default mode; typical Shushe behaviours.
 225 #
 226 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive ›:
 227 #   Generates archive files from parse results.
 228 MODE := urn:fdc:ladys.computer:20231231:Shu1She4:mode:default
 229
 230 # Set to a non·empty value to silence informative messages.
 231 QUIET :=
 232
 233 # Set to a non·empty value to print all commands as they run.
 234 VERBOSE :=
 235
 236 # Posix locale information.
 237 LC_ALL := C
 238 export LC_ALL
 239
 240 # Posix timezone information.
 241 TZ := UTC0
 242 export UTC0
 243
 244 # The default target for this makefile.
 245 .DEFAULT_GOAL := all
 246
 247 # Flags for use when calling the shell.
 248 #
 249 # `-e` enables early exit from invocations of multiple commands after
 250 # the first failure.
 251 .SHELLFLAGS := -c -e
 252
 253 # ━ § BEGIN SHARED MAKE·FILE CONSTRUCTS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 254
 255 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 256
 257 # A variable with no value, usable when assigning values which contain whitespace.
 258 override empty :=
 259
 260 # A variable which contains a newline, to allow the generation of multiline strings in function calls.
 261 override define newline
 262
 263
 264 endef
 265
 266 # A variable which contains a single space.
 267 override space := $(empty) $(empty)
 268
 269 # A variable which contains a single comma.
 270 override comma := ,
 271
 272 # (callable) Quote the given string for use within shell calls.
 273 override quote = '$(subst ','"'"',$1)'
 274
 275 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 276
 277 # Outputs an `@´ to silence rules, unless `VERBOSE´ is non·empty.
 278 override silent := $(if $(VERBOSE),,@)
 279
 280 # (callable) Only perform the rule if `QUIET` is not set.
 281 override inform = $(if $(QUIET),,@$1)
 282
 283 # (callable) Check to see if the given directory exists and create it if not.
 284 override ensuredirectory = if $(TEST) ! -d $(call quote,$1); then $(MKDIR) -p $(call quote,$1); fi
 285
 286 # Quote standard input in such a way that piping it to xargs will result in it being processed as a single argument.
 287 #
 288 # If standard input ends in a newline, it is stripped; all other newlines are preserved.
 289 override xargsquote = $(SED) $(call quote,s/'/'"'"'/g;s/^/'/;s/$$/'/;$$!s/$$/\\/)
 290
 291 # Quote standard input in such a way that piping it to xargs will result in each line being processed as a single argument.
 292 override xargsmultiquote = $(SED) $(call quote,s/'/'"'"'/g;s/^/'/;s/$$/'/)
 293
 294 # (callable) Test if the provided xpath expression matches the provided document.
 295 override xpath = $(XMLLINT) --noent --nonet --xpath $(call quote,$1) $(call quote,$2) >>/dev/null 2>>/dev/null
 296
 297 # (callable) Extract the value of the text nodes in the provided X·M·L document and print them to `stdout´.
 298 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)
 299
 300 # (callable) Process the provided transformation result and output the result to the provided location, given the provided relative path.
 301 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 $(FINALIZE) $(call quote,$1) >|$(call quote,$2); fi
 302
 303 # ━ § BEGIN DEFAULT MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 304
 305 ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:default)
 306
 307 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 308
 309 # (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´.
 310 # If not, save the new value and then add FORCE.
 311 # Return them regardless.
 312 #
 313 # 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.
 314 #
 315 # ☡ This variable creates at least one subshell every time it is computed.
 316 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)
 317
 318 # (callable) Escape special characters for use in X·M·L.
 319 override xmlesc = $(subst >,&gt;,$(subst <,&lt;,$(subst &,&amp;,$1)))
 320
 321 # (callable) Escape special characters for use in X·M·L attributes.
 322 override attresc = $(subst ",&quot;,$(call xmlesc,$1))
 323
 324 # (callable) Escape special characters for use in sed regular expressions.
 325 override sedesc = $(subst /,[/],$(subst $$,\$$,$(subst *,\*,$(subst .,\.,$(subst [,\[,$(subst ^,\^,$(subst \,\\,$1)))))))
 326
 327 # The command to use for percent‐decoding.
 328 override perdeccmd := $(SED) 's/|/%7C/g;s/[\]/%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'
 329
 330 # (callable) Percent‐decode the given strings.
 331 #
 332 # ☡ This variable creates a subshell every time it is computed.
 333 override perdec = $(shell $(PRINTF) '%s\0450A' $(foreach encoded,$1,$(call quote,$(encoded))) | $(perdeccmd))
 334
 335 # (callable) Percent‐encode the given strings.
 336 #
 337 # This singly‐encodes u·r·i characters and doubly‐encodes other characters, then calls `perdec´ to decode back to a single encoding.
 338 # 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´).
 339 #
 340 # It is assumed that the given strings do not contain newlines.
 341 #
 342 # ☡ This variable creates a subshell every time it is computed.
 343 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))
 344
 345 # (callable) Percent‐encode each component in the given paths.
 346 #
 347 # ☡ This variable creates a subshell every time it is computed.
 348 override pathenc = $(subst %2F,/,$(call perenc,$1))
 349
 350 # (callable) Create a unique name for the given file, based on its absolute path.
 351 #
 352 # ☡ This variable creates a subshell every time it is computed.
 353 namehash = $(shell $(PRINTF) '%s' $(call quote,$(abspath $1)) | $(CKSUM) | $(SED) 's/ .*//' | $(XARGS) -E '' $(PRINTF) '%X')-$(notdir $1)
 354
 355 # (overridable) Collect all of the applicable includes from the includes directory.
 356 sourceincludes := $(if $(and $(INCLUDEDIR),$(wildcard $(INCLUDEDIR))),$(patsubst ./%,%,$(shell $(FIND) $(foreach dir,$(INCLUDEDIR),$(call quote,$(dir))) '(' $(FINDINCLUDERULES) ')' -a -type f -a -print)),)
 357
 358 # (overridable) Collect all of the applicable source files from the source directory, removing any which are also includes.
 359 sourcefiles := $(if $(and $(SRCDIR),$(wildcard $(SRCDIR))),$(filter-out $(sourceincludes),$(patsubst ./%,%,$(shell $(FIND) $(foreach dir,$(SRCDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f -a -print))))
 360
 361 # Figure out the file type of each source file and source include.
 362 ifneq ($(wildcard $(BUILDDIR)/magic.mgc),)
 363 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')
 364 endif
 365
 366 # Get the list of supported plaintext file types from the parser.
 367 ifneq ($(wildcard $(BUILDDIR)/parser.xslt),)
 368 override plaintexttypes := $(filter-out $(XMLTYPES),$(shell $(XMLLINT) --noent --nonet --xpath '/*/*[@name="书社:parsers"]//*[namespace-uri()="http://www.w3.org/1999/xhtml" and local-name()="dd"]/text()' $(call quote,$(BUILDDIR)/parser.xslt)))
 369 endif
 370
 371 # (callable) Get all of the files (source and includes) which have the provided types.
 372 #
 373 # If a provided type begins with a `+´, it is analysed as a suffix, and all matching types will be used.
 374 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)))))
 375
 376 # Build up collections of various file types.
 377 override xmlfiles := $(call filesoftype,$(XMLTYPES))
 378 override plaintextfiles := $(filter-out $(xmlfiles),$(call filesoftype,$(plaintexttypes)))
 379 override assetfiles := $(filter-out $(xmlfiles) $(plaintextfiles),$(sourcefiles) $(sourceincludes))
 380
 381 # (callable) Get the types of the given files.
 382 override typeoffile = $(foreach file,$1,$(or $(patsubst $(file)|%,%,$(filter $(file)|%,$(types))),$(error Unable to get type of file `$(file)´)))
 383
 384 # Pair each source magic file with its location in the build directory.
 385 override magicpair := $(foreach magicfile,$(MAGIC),$(magicfile)|$(BUILDDIR)/magic/$(call namehash,$(magicfile)))
 386
 387 # (callable) Get the source file for the given magic files.
 388 override magicsource = $(foreach magicpath,$1,$(patsubst %|$(magicpath),%,$(firstword $(filter %|$(magicpath),$(magicpair)))))
 389
 390 # (callable) Get the build file for the given magic files.
 391 override magicfile = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(magicpair))))
 392
 393 # (callable) Get the local path for the given source file.
 394 override sourcepath = $(or $(firstword $(foreach directory,$(SRCDIR),$(if $(filter .,$(directory)),$(wildcard $1),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))),$(error Unable to get local path for source file `$1´))
 395
 396 # (callable) Get the local path for the given include.
 397 override includepath = $(or $(firstword $(foreach directory,$(INCLUDEDIR),$(if $(filter .,$(directory)),$(wildcard $1),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))),$(error Unable to get local path for include file `$1´))
 398
 399 # (callable) Get base64 data u·r·i’s for the given files.
 400 #
 401 # ☡ This variable creates a subshell every time it is computed.
 402 override datauri = $(foreach file,$1,data:$(call typeoffile,$(file));base64,$(shell $(UUENCODE) -m $(call quote,$(file)) _ | $(SED) '2,$$!d;$$d' | $(TR) -d ' \n'))
 403
 404 # Pair each source file and include with its local u·r·i.
 405 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)))))
 406
 407 # (callable) Get local uris for the given files.
 408 override localuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcelocalpair))))
 409
 410 # (callable) Get the source files for the given local uris.
 411 override sourcefile = $(foreach local,$1,$(patsubst %|$(local),%,$(filter %|$(local),$(sourcelocalpair))))
 412
 413 # Resolves to the `FORCE´ target if `$(BUILDDIR)/.update-types´ is present.
 414 #
 415 # This file is created before a reload due to type changes, and is removed after.
 416 # This ensures that file classifications are up·to·date immediately after the reload.
 417 override typeupdates := $(if $(wildcard $(BUILDDIR)/.update-types),FORCE,)
 418
 419 # Pair each source file and include with its metadata location.
 420 override sourcemetadatapair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|$(BUILDDIR)/$(if $(filter $(file),$(sourceincludes)),includes.metadata/$(call includepath,$(file)),sources.metadata/$(call sourcepath,$(file))))
 421
 422 # (callable) Get the location of the transformed X·M·L files for the given source files.
 423 override metadata = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcemetadatapair))))
 424
 425 # (callable) Get the source files for the given parsed file.
 426 override datadata = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourcemetadatapair))))
 427
 428 # Pair each source file and include with its parsed location.
 429 override sourceparsedpair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|$(BUILDDIR)/$(if $(filter $(file),$(sourceincludes)),includes/$(call includepath,$(file)),sources/$(call sourcepath,$(file))))
 430
 431 # (callable) Get the location of the transformed X·M·L files for the given source files.
 432 override parsed = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourceparsedpair))))
 433
 434 # (callable) Get the source files for the given parsed file.
 435 override unparsed = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourceparsedpair))))
 436
 437 # Pair each parser, transform, source file, parsed file, or metadata compilation with its file u·r·i.
 438 override fileuripairs := $(join $(patsubst %,%|,$(PARSERS) $(TRANSFORMS) $(sourcefiles) $(sourceincludes) $(call parsed,$(sourcefiles) $(sourceincludes)) $(BUILDDIR)/metadata),$(call pathenc,$(foreach uriable,$(PARSERS) $(TRANSFORMS) $(sourcefiles) $(sourceincludes) $(call parsed,$(sourcefiles) $(sourceincludes)) $(BUILDDIR)/metadata,file://$(abspath $(uriable)))))
 439
 440 # (callable) Get the file u·r·is for the given parsers, transforms, parsed files, or metadata compilations.
 441 override fileuri = $(foreach file,$1,$(or $(patsubst $(file)|%,%,$(filter $(file)|%,$(fileuripairs))),$(error Unable to get file u·r·i for `$(file)´)))
 442
 443 ifneq ($(wildcard $(BUILDDIR)/dependencies),)
 444 # Pair each file with a list of dependencies for it.
 445 override dependenciesforfile := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles) $(sourceincludes)),$(file)|$(subst $(space),|,$(shell $(SED) $(call quote,/^$(call sedesc,$(call localuri,$(file)))$$/$(comma)/^[^     ]/!d;/^ /!d;s/^ //) <$(call quote,$(BUILDDIR)/dependencies))))
 446
 447 # (callable) Get the list of dependency leiris for the given source files.
 448 #
 449 # Recursive dependencies are marked with a leading `-´.
 450 override dependencyuris = $(foreach file,$1,$(subst |, ,$(patsubst $(file)|%,%,$(filter $(file)|%,$(dependenciesforfile)))))
 451
 452 # (callable) Get the list of recursive dependencies for the given source files.
 453 #
 454 # If the file cannot have dependencies (e·g is an asset file), the resulting value will be the empty string.
 455 override recursives = $(foreach uri,$(filter -%,$(call dependencyuris,$1)),$(call sourcefile,$(patsubst -%,%,$(uri))))
 456
 457 # (callable) Get the list of (nonrecursive) dependencies for the given source files.
 458 #
 459 # If the file cannot have dependencies (e·g is an asset file), the resulting value will be the empty string.
 460 override dependencies = $(foreach uri,$(filter-out -%,$(call dependencyuris,$1)),$(call sourcefile,$(uri)))
 461 endif
 462
 463 # Collect all files with recursive dependencies.
 464 override recursivefiles := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles)),$(if $(call recursives,$(file)),$(file),))
 465
 466 # Collect all files which should be compiled.
 467 #
 468 # This is all of the non·asset, nonrecursive files.
 469 override compilablefiles := $(filter-out $(assetfiles) $(recursivefiles),$(sourcefiles))
 470
 471 # Collect all files which can be installed.
 472 #
 473 # This is all of the comilable files and all asset sources.
 474 override installablefiles := $(compilablefiles) $(filter $(assetfiles),$(sourcefiles))
 475
 476 ifneq ($(wildcard $(BUILDDIR)/destinations),)
 477 # Get the output of the destination transform.
 478 override destinations := $(shell $(CAT) $(BUILDDIR)/destinations)
 479
 480 # Pair source files and their destinations.
 481 override sourcedestinationpair := $(foreach destination,$(destinations),$(call sourcefile,$(firstword $(subst |, ,$(destination))))|$(call perdec,$(subst $(space),|,$(wordlist 2,$(words $(subst |, ,$(destination))),$(subst |, ,$(destination))))))
 482
 483 # (callable) Get the destination for the given source files, or return `NOTDEF´.
 484 #
 485 # The fallback here is because destinations are used to generate targets and thus must always be non·empty, even when they haven’t been generated yet.
 486 override destination = $(foreach file,$1,$(or $(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcedestinationpair))),NOTDEF))
 487
 488 # Pair each source file with its compiled location.
 489 override sourcecompiledpair := $(foreach file,$(sourcefiles),$(file)|$(BUILDDIR)/results/$(call destination,$(file)))
 490
 491 # (callable) Get the location of the transformed X·M·L files for the given source files.
 492 override compiled = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcecompiledpair))))
 493
 494 # (callable) Get the location of the source files for the given compiled file.
 495 override uncompiled = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourcecompiledpair))))
 496
 497 # (callable) Get the location of the final built files for the given source files.
 498 override built = $(foreach file,$1,$(patsubst $(BUILDDIR)/results/%,$(BUILDDIR)/public/%,$(call compiled,$(file))))
 499
 500 # (callable) Get the location of the source files for the given built files.
 501 override unbuilt = $(foreach file,$1,$(call uncompiled,$(patsubst $(BUILDDIR)/public/%,$(BUILDDIR)/results/%,$(file))))
 502
 503 # (callable) Get the installed locations for the given source files.
 504 override installed = $(foreach file,$1,$(DESTDIR)/$(call destination,$(file)))
 505 endif
 506
 507 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 508
 509 # (callable) Get the identifier for the given parser or transform.
 510 override id = $(XMLLINT) --noent --nonet --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))))
 511
 512 # (callable) Sanitize and wrap the provided plaintext file in X·M·L, printing to `stdout´.
 513 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$$//g\ns/\0302\0205/\\n/g\ns/\0342\0200\0250/\\n/g\ns/[\0001\0002\0003\0004\0005\0006\0007\0010]/�/g\ns/[\0016\0017\0020\0021\0022\0023\0024\0025\0026\0027\0031\0032\0033\0034\0035\0036\0037]/�/g')"; $(PRINTF) '%s\n' ']]></script>'; }
 514
 515 # (callable) Check if the provided X·M·L file is X·M·L 1.1, and if so, coerce to X·M·L 1.0 as best as possible, printing the result (or the original file contents) to `stdout´.
 516 #
 517 # The X·M·L declaration will be dropped and character escapes for C0 control codes will be replaced with a literal `U+0091 PRIVATE USE ONE´, which is invalid in X·M·L 1.1, but valid X·M·L 1.0 (making the replacement obvious).
 518 #
 519 # This isn’t a perfect substitution (it makes some assumptions about the format of the underlying X·M·L), but it should be workable for most sensible, welformed files.
 520 override serializexml = $(SED) "$$($(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}')"
 521
 522 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 523
 524 # Compile all files, or error if any are recursive.
 525 all : $(call built,$(recursivefiles) $(installablefiles)) ;
 526
 527 # Destroy buildfiles.
 528 clean :
 529         $(if $(BUILDDIR),$(silent)$(RM) -f -R $(call quote,$(BUILDDIR)/),)
 530
 531 # Destroy build directory and installed files.
 532 gone : clean uninstall ;
 533
 534 # Provide help.
 535 help :
 536         @$(PRINTF) '%b' '$(subst $(newline),\n,$(makefileinfo))'
 537
 538 # Install the compiled files into `DESTDIR´, or error if any are recursive.
 539 install : $(call installed,$(recursivefiles) $(installablefiles)) ;
 540
 541 # List all source files and includes and their computed types.
 542 list :
 543         @$(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]$(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>,) )) | $(TR) ' |' '\n '
 544
 545 # Lists out the destinations of all resulting files (relative to `DESTDIR´).
 546 listout :
 547         @$(PRINTF) '%s\n' $(call quote,$(foreach file,$(sort $(sourcefiles)),$(call destination,$(file))))
 548
 549 # Destroy installed files.
 550 uninstall :
 551         $(foreach file,$(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),))
 552
 553 # Raise an error when attempting to build any files with recursive dependencies.
 554 $(call built,$(recursivefiles)) :
 555         @$(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
 556
 557 # Add as a prerequisite to treat the target as tho it were phony.
 558 FORCE : ;
 559
 560 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 561
 562 # Perform secondary expansion; this enables pattern rules to determine their prerequisites based on the matched pattern.
 563 .SECONDEXPANSION : ;
 564
 565 # Don’t use any implicit rules.
 566 .SUFFIXES : ;
 567
 568 # Don’t delete these files even if Make is stopped in the process of rebuilding them.
 569 .PRECIOUS : GNUmakefile ;
 570
 571 # Phony rules; always consider these out·of·date.
 572 .PHONY : FORCE all default clean gone info install list listout uninstall $(call built,$(recursivefiles)) ;
 573
 574 ifneq ($(typeupdates)$(wildcard $(BUILDDIR)/dependencies)$(wildcard $(BUILDDIR)/destinations),)
 575 # Reload this make·file if the dependency graph or output destinations have changed.
 576 #
 577 # 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.
 578 #
 579 # This recipe only exists after types have been updated or when the dependency graph or destinations file already exists.
 580 #
 581 # ※ There is a chance that generating the dependencies will also update the parsers.
 582 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/dependencies $(BUILDDIR)/destinations
 583         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 584 ifeq ($(typeupdates),)
 585         $(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)
 586 else
 587         $(silent)$(RM) $(call quote,$(BUILDDIR)/.update-types)
 588         $(call inform,$(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m' >&2)
 589 endif
 590 endif
 591
 592 ifeq ($(typeupdates),)
 593 # Reload this make·file if any of the magic files or parsers have changed.
 594 #
 595 # These are used to classify source files, so if they have changed then the make·file must be reloaded.
 596 #
 597 # This recipe sleeps for one second to ensure that files built after the restart have a more current time·stamp.
 598 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/magic.mgc $(BUILDDIR)/parser.xslt
 599         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 600         $(silent)$(RM) -f $(call quote,$(BUILDDIR)/dependencies) $(call quote,$(BUILDDIR)/destinations)
 601         $(call inform,$(PRINTF) '%b\n' '\0033[1mMagic file or parsers have updated. Restarting…\0033[22m' >&2)
 602         $(silent)$(SLEEP) 1
 603         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 604 endif
 605
 606 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 607
 608 # Create symbolic links from the build directory’s store of magic files to their corresponding sources.
 609 $(call magicfile,$(MAGIC)) : $(BUILDDIR)/magic/% : $$(call magicsource,$$@)
 610         $(silent)$(call ensuredirectory,$(dir $@))
 611         $(silent)$(LN) -sf $(call quote,$(realpath $<)) $(call quote,$@)
 612
 613 # Generate the compiled magic file from its sources.
 614 #
 615 # It must be updated if any of the files in the magic directory change.
 616 $(BUILDDIR)/magic.mgc : $(call diffprereqs,magic,$(sort $(call magicfile,$(MAGIC))))
 617         $(foreach outdated,$(filter-out $^,$(wildcard $(BUILDDIR)/magic/*)),$(silent)$(RM) $(call quote,$(outdated))$(newline))
 618         $(call inform,$(PRINTF) '%s\n' 'Compiling new magic…' >&2)
 619         $(silent)$(call ensuredirectory,$(dir $@))
 620         $(silent)$(CD) $(call quote,$(BUILDDIR)) && $(FILE) -C -m $(call quote,$(realpath $(BUILDDIR)/magic))
 621         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 622
 623 # Generate the main parser.
 624 $(BUILDDIR)/parser.catalog : $(call diffprereqs,parsers,$(sort $(PARSERS)))
 625         $(call inform,$(PRINTF) '%s\n' 'Generating catalog of parsers…' >&2)
 626         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 627         $(foreach parser,$(PARSERS),$(silent){ $(call id,$(parser)); $(PRINTF) '%s\n' $(call quote,$(call fileuri,$(parser))) '--noout' $(call quote,$@); } | $(xargsmultiquote) | $(XARGS) -E '' $(XMLCATALOG) --add uri$(newline))
 628 $(BUILDDIR)/parser.xslt : $(BUILDDIR)/parser.catalog $(THISDIR)/lib/catalog2parser.xslt
 629         $(call inform,$(PRINTF) '%s\n' 'Generating main parser…' >&2)
 630         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2parser.xslt) $(call quote,$<)
 631         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 632
 633 # Generate R·D·F metadata for files.
 634 $(call metadata,$(sourcefiles) $(sourceincludes)) : % : $$(call datadata,$$@) $(typeupdates)
 635         $(call inform,$(PRINTF) '%s\n' $(call quote,Generating metadata for `$<´…) >&2)
 636         $(silent)$(call ensuredirectory,$(dir $@))
 637         $(silent){ if $(TEST) ! -f $(call quote,$(BUILDDIR)/.mtime); then $(PRINTF) '%b' '\n' >|$(call quote,$(BUILDDIR)/.mtime); fi; $(TOUCH) -r $(call quote,$<) $(call quote,$(BUILDDIR)/.mtime); $(DIFF) -u $(call quote,$(BUILDDIR)/.mtime) /dev/null | $(SED) '1!d;s/.*   \([^ ]*\) \([^ ]*\).*$$/\1T\2Z/'; $(CKSUM) $(call quote,$<) | $(SED) 's/[ ].*//'; } | $(xargsmultiquote) | $(XARGS) -E '' $(PRINTF) '<?xml version="1.0"?><nfo:LocalFileDataObject xmlns:dct="http://purl.org/dc/terms/" xmlns:nie="http://www.semanticdesktop.org/ontologies/2007/01/19/nie#" xmlns:nfo="http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" rdf:about="%s" nfo:fileUrl="%s"><nie:interpretedAs>$(if $(filter $<,$(assetfiles)),<nfo:InformationElement nie:mimeType="%s"/>,<nfo:PlainTextDocument nie:mimeType="%s"/>)</nie:interpretedAs><dct:hasFormat><nfo:LocalFileDataObject nfo:fileUrl="%s"><nie:interpretedAs><nfo:PlainTextDocument nie:mimeType="application/xml"/></nie:interpretedAs></nfo:LocalFileDataObject></dct:hasFormat><nfo:fileLastModified rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">%s</nfo:fileLastModified><nfo:hasHash nfo:hashAlgorithm="CRC32" nfo:hashValue="%s"/></nfo:LocalFileDataObject>' $(call quote,$(call attresc,$(call localuri,$<))) $(call quote,$(call attresc,$(call fileuri,$<))) $(call quote,$(call attresc,$(call typeoffile,$<))) $(call quote,$(call attresc,$(call fileuri,$(call parsed,$<)))) >|$(call quote,$@)
 638
 639 # Parse the files.
 640 #
 641 # Even plain X·M·L files are parsed, because they may contain X·H·T·M·L `<script>´ elements which contain other kinds of data.
 642 # Asset files are turned into H·T·M·L embeds pointing to `data:´ U·R·I’s.
 643 $(call parsed,$(sourcefiles) $(sourceincludes)) : % : $$(call unparsed,$$@) $(BUILDDIR)/parser.xslt $(typeupdates)
 644         $(call inform,$(PRINTF) '%s\n' $(call quote,Processing `$<´…) >&2)
 645         $(silent)$(call ensuredirectory,$(dir $@))
 646         $(silent)$(if $(filter $<,$(assetfiles)),$(PRINTF) '%s\n' $(call quote,<?xml version="1.0"?><object xmlns="http://www.w3.org/1999/xhtml" type="$(call typeoffile,$<)" data="$(call datauri,$<)"/>) >|$(call quote,$@),$(if $(filter $<,$(plaintextfiles)),$(call wrapplaintext,$<),$(call serializexml,$<)) | $(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam BUILDTIME $$($(DATE) -u '+%Y-%m-%dT%H:%M:%SZ') --stringparam IDENTIFIER $(call quote,$(call localuri,$<))$(if $(THISREV), --stringparam THISREV $(call quote,$(THISREV)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/parser.xslt) -)
 647
 648 # Collect the metadata into a single file.
 649 $(BUILDDIR)/metadata : $(call diffprereqs,metadatas,$(call metadata,$(sort $(sourcefiles) $(sourceincludes))))
 650         $(call inform,$(PRINTF) '%s\n' 'Compiling metadata…' >&2)
 651         $(silent){ $(PRINTF) '%s' '<?xml version="1.0"?><rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">'; $(foreach meta,$(call metadata,$(sort $(sourcefiles) $(sourceincludes))),$(CAT) $(call quote,$(meta)) | $(SED) 's/<?xml version="1.0"?>//';) $(PRINTF) '%s\n' '</rdf:RDF>'; } >|$(call quote,$@)
 652
 653 # Build a list of dependencies for each parsed file.
 654 $(BUILDDIR)/dependencies : $(BUILDDIR)/metadata $(call parsed,$(filter-out $(assetfiles),$(sourcefiles) $(sourceincludes))) $(THISDIR)/lib/metadata2dependencies.xslt
 655         $(call inform,$(PRINTF) '%s\n' 'Identifying dependencies…' >&2)
 656         $(silent)$(TOUCH) $(call quote,$@)
 657         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/metadata2dependencies.xslt) $(call quote,$<)
 658
 659 # Generate a catalog of destinations for files.
 660 #
 661 # This depends on parsing non·asset source files, but not assets or includes.
 662 # It does not require knowing the dependencies.
 663 $(BUILDDIR)/destinations : $(BUILDDIR)/metadata $(call parsed,$(filter-out $(assetfiles),$(sourcefiles))) $(THISDIR)/lib/metadata2destinations.xslt
 664         $(call inform,$(PRINTF) '%s\n' 'Identifying output destinations…' >&2)
 665         $(silent)$(TOUCH) $(call quote,$@)
 666         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/metadata2destinations.xslt) $(call quote,$<)
 667
 668 # Generate the main transform.
 669 $(BUILDDIR)/transform.catalog : $(call diffprereqs,transforms,$(sort $(TRANSFORMS)))
 670         $(call inform,$(PRINTF) '%s\n' 'Generating catalog of transforms…' >&2)
 671         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 672         $(foreach transform,$(TRANSFORMS),$(silent){ $(call id,$(transform)); $(PRINTF) '%s\n' $(call quote,$(call fileuri,$(transform))) '--noout' $(call quote,$@); } | $(xargsmultiquote) | $(XARGS) -E '' $(XMLCATALOG) --add uri$(newline))
 673 $(BUILDDIR)/transform.xslt : $(BUILDDIR)/transform.catalog $(BUILDDIR)/metadata $(THISDIR)/lib/catalog2transform.xslt
 674         $(call inform,$(PRINTF) '%s\n' 'Generating main transform…' >&2)
 675         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam METADATA $(call quote,$(call fileuri,$(BUILDDIR)/metadata)) $(call quote,$(THISDIR)/lib/catalog2transform.xslt) $(call quote,$<)
 676
 677 # Compile the result files using the dependencies as necessary.
 678 $(call compiled,$(compilablefiles)) : $(BUILDDIR)/results/% : $$(call parsed,$$(call uncompiled,$$@)) $$(call parsed,$$(call dependencies,$$(call uncompiled,$$@))) $(BUILDDIR)/transform.xslt $(BUILDDIR)/metadata
 679         $(call inform,$(PRINTF) '%s\n' $(call quote,Compiling </$*>…) >&2)
 680         $(silent)$(call ensuredirectory,$(dir $@))
 681         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam METADATA 'metadata' --stringparam BUILDTIME $$($(DATE) -u '+%Y-%m-%dT%H:%M:%SZ') --stringparam IDENTIFIER $(call quote,$(call localuri,$(call uncompiled,$@))) --stringparam PATH $(call quote,/$*)$(if $(THISREV), --stringparam THISREV $(call quote,$(THISREV)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/transform.xslt) $(call quote,$<)
 682
 683 # Create the final files from the compiled results (or error in the case of recursive ones).
 684 $(call built,$(compilablefiles)) : $(BUILDDIR)/public/% : $(BUILDDIR)/results/%
 685         $(call inform,$(PRINTF) '%s\n' $(call quote,Building </$*>…) >&2)
 686         $(silent)$(call ensuredirectory,$(dir $@))
 687         $(silent)$(RM) -f -R $(call quote,$@)
 688         $(silent)$(call processresultto,$<,$@,$*)
 689 $(call built,$(filter $(assetfiles),$(sourcefiles))) : $(BUILDDIR)/public/% : $$(call unbuilt,$$@)
 690         $(call inform,$(PRINTF) '%s\n' $(call quote,Building </$*>…) >&2)
 691         $(silent)$(call ensuredirectory,$(dir $@))
 692         $(silent)$(RM) -f -R $(call quote,$@)
 693         $(silent)$(CP) $(call quote,$<) $(call quote,$@)
 694
 695 # Install compiled files (or error in the case of recursive ones).
 696 $(call installed,$(recursivefiles) $(installablefiles)) : $(DESTDIR)/% : $(BUILDDIR)/public/%
 697         $(call inform,$(PRINTF) '%s\n' $(call quote,Installing </$*>…) >&2)
 698         $(silent)$(call ensuredirectory,$(dir $@))
 699         $(silent)$(RM) -f -R $(call quote,$@)
 700         $(silent)$(CP) -R $(call quote,$<) $(call quote,$@)
 701
 702 # ━ § BEGIN ARCHIVE MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 703
 704 else ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive)
 705
 706 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 707
 708 # Get the list of files in the archive.
 709 ifneq ($(wildcard $(BUILDDIR)/index),)
 710 override archivefiles := $(patsubst ./extracted/%,%,$(shell $(CAT) $(call quote,$(BUILDDIR)/index)))
 711 endif
 712
 713 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 714
 715 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 716
 717 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 718
 719 # Reload this make·file if the archive components have changed.
 720 $(THISDIR)/GNUmakefile : $(BUILDDIR)/index
 721         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 722         $(call inform,$(PRINTF) '%b\n' $(call quote,\0033[1mArchive components for </$(NAME)> updated. Restarting…\0033[22m) >&2)
 723
 724 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 725
 726 # Build the extractor transform for extracting the contents of the archive source file.
 727 $(BUILDDIR)/extractor.xslt : $(SRC) $(THISDIR)/lib/archive2extractor.xslt
 728         $(silent)$(call ensuredirectory,$(dir $@))
 729         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/archive2extractor.xslt) $(call quote,$<)
 730
 731 # Use the extractor transform to extract the archive source file out into its components.
 732 #
 733 # This target sleeps for 1 second to ensure the resulting index will always be newer than this make·file.
 734 $(BUILDDIR)/index : $(BUILDDIR)/extractor.xslt $(SRC)
 735         $(call inform,$(PRINTF) '%s\n' $(call quote,Extracting components for </$(NAME)>…) >&2)
 736         $(silent)$(SLEEP) 1
 737         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --writesubtree $(call quote,$(dir $@)) $(call quote,$<) $(call quote,$(SRC))
 738
 739 # All archive components are extracted alongside the index.
 740 $(foreach file,$(archivefiles),$(BUILDDIR)/extracted/$(file)) : $(BUILDDIR)/index ;
 741
 742 # Process each extractor component into its final form.
 743 $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file)) : $(BUILDDIR)/files/% : $(BUILDDIR)/extracted/%
 744         $(call inform,$(PRINTF) '%s\n' $(call quote,Building </$(NAME)/$*>…) >&2)
 745         $(silent)$(call ensuredirectory,$(dir $@))
 746         $(silent)$(RM) -f -R $(call quote,$@)
 747         $(silent)$(call processresultto,$<,$@,$*)
 748
 749 # Archive all components in the file to the destination.
 750 #
 751 # This is a match‐anything target, with the assumption that this make·file is being called recursively from the default mode.
 752 $(DESTDIR)/% : $(SRC) $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file))
 753         $(call inform,$(PRINTF) '%s\n' $(call quote,Archiving </$(NAME)>…) >&2)
 754         $(silent)$(call ensuredirectory,$(dir $@))
 755         $(silent)$(RM) -f -R $(call quote,$@)
 756         $(silent)$(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
 757
 758 # ━ § END DEFINED MAKE·FILE MODES ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 759
 760 else
 761 $(error Unrecognized MODE: $(MODE))
 762 endif