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 ║│ • cksum                                                    │║
  23 ║│ • cp                                                       │║
  24 ║│ • date                                                     │║
  25 ║│ • echo                                                     │║
  26 ║│ • file                                                     │║
  27 ║│ • find                                                     │║
  28 ║│ • grep                                                     │║
  29 ║│ • git (optional)                                           │║
  30 ║│ • ln                                                       │║
  31 ║│ • ls                                                       │║
  32 ║│ • mkdir                                                    │║
  33 ║│ • mv                                                       │║
  34 ║│ • od                                                       │║
  35 ║│ • pax (only when generating archives)                      │║
  36 ║│ • printf                                                   │║
  37 ║│ • rm                                                       │║
  38 ║│ • sed                                                      │║
  39 ║│ • sleep                                                    │║
  40 ║│ • stat                                                     │║
  41 ║│ • test                                                     │║
  42 ║│ • touch                                                    │║
  43 ║│ • tr                                                       │║
  44 ║│ • uuencode                                                 │║
  45 ║│ • uudecode                                                 │║
  46 ║│ • xargs (requires support for `-0´)                        │║
  47 ║│ • xmlcatalog (provided by libxml2)                         │║
  48 ║│ • xmllint (provided by libxml2)                            │║
  49 ║│ • xsltproc (provided by libxslt)                           │║
  50 ║│                                                            │║
  51 ║│ In all cases, you can supply your own version of any       │║
  52 ║│ program `program´ by overriding the corresponding variable │║
  53 ║│ `PROGRAM´ when calling Make.                               │║
  54 ║╰────────────────────────────────────────────────────────────╯║
  55 ╟┬ ¶ Usage ───────────────────────────────────────────────────┬╢
  56 ║│                                                            │║
  57 ║│ • `make all´ (default): Compile, but do not install, all   │║
  58 ║│   files.                                                   │║
  59 ║│                                                            │║
  60 ║│ • `make clean´: Remove `BUILDDIR´.                         │║
  61 ║│                                                            │║
  62 ║│ • `make gone´: Remove `BUILDDIR´ and installed files.      │║
  63 ║│                                                            │║
  64 ║│ • `make help´: Print this message.                         │║
  65 ║│                                                            │║
  66 ║│ • `make install´: Compile all files and install in         │║
  67 ║│   `DESTDIR´.                                               │║
  68 ║│                                                            │║
  69 ║│ • `make list´: List all recognized source files and their  │║
  70 ║│   classification (including media type and dependencies).  │║
  71 ║│                                                            │║
  72 ║│ • `make listout´: List out the destinations of all         │║
  73 ║│   resulting files (relative to `DESTDIR´), e·g for         │║
  74 ║│   processing by another script.                            │║
  75 ║│                                                            │║
  76 ║│ • `make uninstall´: Remove installed files, but not        │║
  77 ║│   `BUILDDIR´.                                              │║
  78 ║│                                                            │║
  79 ║│ Set `VERBOSE=1´ to see the text of commands as they are    │║
  80 ║│ executed.                                                  │║
  81 ║│                                                            │║
  82 ║│ See `README.markdown´ for a more involved description of   │║
  83 ║│ the capabilities and configuration of this program.        │║
  84 ║╰────────────────────────────────────────────────────────────╯║
  85 ╟┬ ¶ Copyright & License ─────────────────────────────────────┬╢
  86 ║│                                                            │║
  87 ║│ Copyright © 2023–2024 Lady [@ Lady’s Computer].            │║
  88 ║│                                                            │║
  89 ║│ This Source Code Form is subject to the terms of the       │║
  90 ║│ Mozilla Public License, v 2.0. If a copy of the M·P·L was  │║
  91 ║│ not distributed with this file, You can obtain one at      │║
  92 ║│ <http://mozilla.org/MPL/2.0/>.                             │║
  93 ║╰────────────────────────────────────────────────────────────╯║
  94 ╚══════════════════════════════════════════════════════════════╝
  95 endef
  96
  97 # ━ § MAKE·FILE SETUP ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
  98
  99 # Programs needed to run this make·file.
 100 #
 101 # If these are not installed on your computer, or you need to use a different implementation, you can override the appropriate variable.
 102 AWK := awk
 103 CAT := cat
 104 CKSUM := cksum
 105 CP := cp
 106 DATE := date
 107 ECHO := echo
 108 FILE := file
 109 FIND := find
 110 GIT := git
 111 GREP := grep
 112 LN := ln
 113 LS := ls
 114 MKDIR := mkdir
 115 MV := mv
 116 OD := od
 117 PAX := pax
 118 PRINTF := printf
 119 RM := rm
 120 SED := sed
 121 SLEEP := sleep
 122 STAT := stat
 123 TEST := test
 124 TOUCH := touch
 125 TR := tr
 126 UUDECODE := uudecode
 127 UUENCODE := uuencode
 128 XARGS := xargs
 129 XMLCATALOG := xmlcatalog
 130 XMLLINT := xmllint
 131 XSLTPROC := xsltproc
 132
 133 # This variable is not used in normal execution.
 134 #
 135 # In the archiving `MODE´, it provides the X·M·L file from which the archive should be constructed.
 136 SRC :=
 137
 138 # This variable is not used in normal execution.
 139 #
 140 # In the archiving `MODE´, it provides a user‐friendly name for the archive.
 141 NAME :=
 142
 143 # The directory which contains the source files.
 144 #
 145 # Multiple directories can be given so long as files with the same name do not exist in each.
 146 SRCDIR := sources
 147
 148 # The directory which contains “includes”:
 149 # Files which may be included in other files but for which no final output will be generated.
 150 #
 151 # Multiple directories can be given so long as files with the same name do not exist in each.
 152 #
 153 # These can be inside of `SRCDIR´ directories if desired.
 154 INCLUDEDIR := sources/includes
 155
 156 # The directory in which to generate temporary buildfiles.
 157 #
 158 # This variable is also used by the archiving `MODE´.
 159 BUILDDIR := build
 160
 161 # The directory into which to output files on `make install´.
 162 #
 163 # This variable is also used by the archiving `MODE´.
 164 DESTDIR := public
 165
 166 # The location of this Makefile (and related ⛩️📰 书社 files), relative to the current working directory.
 167 #
 168 # By default, this is inferred from the variable `MAKEFILE_LIST´.
 169 #
 170 # This variable is also used by the archiving `MODE´.
 171 THISDIR := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))
 172
 173 # Configuration of `find´.
 174 #
 175 # By default, `find´ will ignore files which begin with a period and those which are likely to cause problems for `make´.
 176 EXTRAFINDRULES :=
 177 EXTRAFINDINCLUDERULES :=
 178 FINDRULES := ! '(' '(' -name '[.-]*' -o -name '*[][*?:|$$%\#\\; ]*' -o -name '*"{*' -o -name '*}"*' -o -name '*[)]' ')' -a -prune ')'$(if $(EXTRAFINDRULES), -a $(EXTRAFINDRULES),)
 179 FINDINCLUDERULES := $(FINDRULES)$(if $(EXTRAFINDINCLUDERULES), -a $(EXTRAFINDINCLUDERULES),)
 180
 181 # The list of magic files to use when determining media types.
 182 #
 183 # Some are provided as part of this repository, but you can add more if you need different media type detection.
 184 #
 185 # Your computer probably has several already installed at `/usr/share/file/magic´.
 186 EXTRAMAGIC :=
 187 MAGIC := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/magic/*)) $(EXTRAMAGIC))
 188
 189 # The list of parsers for plaintext file types.
 190 #
 191 # Which parsers are provided will influence which kinds of files are recognized as plaintext.
 192 EXTRAPARSERS :=
 193 PARSERS := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/parsers/*.xslt)) $(EXTRAPARSERS))
 194
 195 # The list of transforms.
 196 EXTRATRANSFORMS :=
 197 TRANSFORMS := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/transforms/*.xslt)) $(EXTRATRANSFORMS))
 198
 199 # List of types which should be treated as X·M·L.
 200 XMLTYPES := application/xml text/xml
 201
 202 ifdef GIT
 203 ifneq ($(wildcard $(THISDIR)/.git),)
 204 # A description of the current git revision of ⛩️📰 书社.
 205 THISREV := $(shell cd $(THISDIR); $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || true)
 206 endif
 207
 208 ifneq ($(wildcard .git),)
 209 # A description of the current git revision of the working directory.
 210 SRCREV := $(shell $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || true)
 211 endif
 212 endif
 213
 214 # The mode in which to run this make·file.
 215 # Modes essentially allow for the combination of multiple conceptual make·files into a single source.
 216 #
 217 # The following modes are available :—
 218 #
 219 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:default ›:
 220 #   The default mode; typical Shushe behaviours.
 221 #
 222 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive ›:
 223 #   Generates archive files from parse results.
 224 #
 225 # • ‹ urn:fdc:ladys.computer:20231231:Shu1She4:mode:paged ›:
 226 #   Generates paginated files from parse results.
 227 MODE := urn:fdc:ladys.computer:20231231:Shu1She4:mode:default
 228
 229 # Set to a non·empty value to print all commands as they run.
 230 VERBOSE :=
 231
 232 # The default target for this makefile.
 233 .DEFAULT_GOAL := all
 234
 235 # ━ § BEGIN SHARED MAKE·FILE CONSTRUCTS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 236
 237 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 238
 239 # A variable with no value, usable when assigning values which contain whitespace.
 240 override empty :=
 241
 242 # A variable which contains a newline, to allow the generation of multiline strings in function calls.
 243 override define newline
 244
 245
 246 endef
 247
 248 # A variable which contains a single space.
 249 override space := $(empty) $(empty)
 250
 251 # A variable which contains a single comma.
 252 override comma := ,
 253
 254 # (callable) Quote the given string for use within shell calls.
 255 override quote = '$(subst ','"'"',$1)'
 256
 257 # Outputs an `@´ to silence rules, unless `VERBOSE´ is nonempty.
 258 override silent := $(if $(VERBOSE),,@)
 259
 260 # (callable) Get the modified time of the provided file.
 261 #
 262 # This is messy; there is no portable way of using `stat´.
 263 #
 264 # ☡ This variable creates a subshell every time it is computed.
 265 override modtime = $(shell if $(STAT) --version 2> /dev/null | $(GREP) -q GNU; then $(DATE) -u -d "@$$(TZ= $(STAT) -c '%Y' $(call quote,$1))" '+%Y-%m-%dT%H:%M:%SZ'; else TZ= $(STAT) -f '%Sm' -t '%Y-%m-%dT%H:%M:%SZ' $(call quote,$1); fi)
 266
 267 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 268
 269 # (callable) Check to see if the given directory exists and create it if not.
 270 override ensuredirectory = if $(TEST) ! -d $(call quote,$1); then $(MKDIR) -p $(call quote,$1); fi
 271
 272 # (callable) Test if the provided xpath expression matches the provided document.
 273 override xpath = $(XMLLINT) --xpath $(call quote,$1) $(call quote,$2) > /dev/null 2> /dev/null
 274
 275 # (callable) Extract the value of the text nodes in the provided X·M·L document and print them to `stdout´.
 276 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)
 277
 278 # (callable) List the files in the provided directory which are associated with the provided filename, one per line.
 279 override associatedfiles = $(LS) -1 $(call quote,$1) | $(SED) '/.*"{.*}".*/!d;s/^\(.*\)"{.*}"\(.*\)$$/\1\2|&/' | $(GREP) -F -e $(call quote,$2|) | $(SED) 's/^.*|//'
 280
 281 # (callable) Remove files associated with the provided file.
 282 override removeassociatedfiles = ASSOCIATED="$$($(call associatedfiles,$(dir $1),$(notdir $1)) | $(TR) '\n' ' ')"; if $(TEST) -n "$$ASSOCIATED"; then cd $(call quote,$(dir $1)) && $(PRINTF) '%s\n' "$$ASSOCIATED" | $(TR) ' ' '\n' | $(SED) $(call quote,/^$$/d;s/'/'"'"'/g;s/^/'/;s/$$/'/) | $(TR) '\n' ' ' | $(XARGS) $(RM); fi
 283
 284 # (callable) Process the provided transformation result and output the result to the provided location, given the provided relative path.
 285 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); $(call removeassociatedfiles,$2); elif $(call xpath,/*[local-name()="base64-binary" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$1); then $(call extracttext,$1) | $(TR) -d '\t\n\f\r ' | $(XARGS) -0 $(PRINTF) 'begin-base64 644 -\n%s\n====\n' | $(UUDECODE) -o /dev/stdout > $(call quote,$2); $(call removeassociatedfiles,$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)) $(call quote,$2) NAME=$(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 removeassociatedfiles,$2); elif $(call xpath,//*[local-name()="page" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$1); then $(MAKE) -f $(call quote,$(abspath $(THISDIR)/GNUmakefile)) $(call quote,$2) NAME=$(call quote,$3) SRC=$(call quote,$1) BUILDDIR=$(call quote,$(BUILDDIR)/paged/$3) DESTDIR=$(call quote,$(patsubst %/,%,$(dir $2))) MODE='urn:fdc:ladys.computer:20231231:Shu1She4:mode:paged'; else $(XMLLINT) --nsclean $(call quote,$1) > $(call quote,$2); $(call removeassociatedfiles,$2);  fi
 286
 287 # ━ § BEGIN DEFAULT MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 288
 289 ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:default)
 290
 291 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 292
 293 # (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´.
 294 # If not, save the new value and then add FORCE.
 295 # Return them regardless.
 296 #
 297 # 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.
 298 #
 299 # ☡ This variable creates at least one subshell every time it is computed.
 300 override diffprereqs = $(if $(subst $(shell $(CAT) $(call quote,$(BUILDDIR)/lastprereqs/$1) 2> /dev/null || true),,$2),$2 FORCE$(and $(shell $(call ensuredirectory,$(BUILDDIR)/lastprereqs) && $(PRINTF) '%s\n' $(call quote,$2) > $(BUILDDIR)/lastprereqs/$1),),$2)
 301
 302 # (callable) Escape special characters for use in sed regular expressions.
 303 override sedesc = $(subst /,[/],$(subst $$,\$$,$(subst *,\*,$(subst .,\.,$(subst [,\[,$(subst ^,\^,$(subst \,\\,$1)))))))
 304
 305 # The command to use for percent‐decoding.
 306 override perdeccmd := $(SED) 's/|/%7C/g;s/[\]/%5C/g;s/%[0-9A-Fa-f]\{2\}/|&|/g' | $(TR) '|' '\n' | $(SED) '/^%[0-9A-Fa-f]\{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}' | $(XARGS) -0 $(PRINTF) '%b'
 307
 308 # (callable) Percent‐decode the given strings.
 309 #
 310 # ☡ This variable creates a subshell every time it is computed.
 311 override perdec = $(shell $(PRINTF) '%s\0450A' $(foreach encoded,$1,$(call quote,$(encoded))) | $(perdeccmd))
 312
 313 # (callable) Percent‐encode the given strings.
 314 #
 315 # This singly‐encodes u·r·i characters and doubly‐encodes other characters, then calls `perdec´ to decode back to a single encoding.
 316 # 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´).
 317 #
 318 # It is assumed that the given strings do not contain newlines.
 319 #
 320 # ☡ This variable creates a subshell every time it is computed.
 321 override perenc = $(shell $(PRINTF) '%s\n' $(foreach unencoded,$1,$(call quote,$(unencoded))) | $(OD) -t x1 | $(SED) 's/^[0-9]*//;s/0[Aa]/%&/g;s/2[146-9A-Ea-e]/%&/g;s/3[0-9AaBbDd]/%&/g;s/40/%&/g;s/[46][1-9A-Fa-f]/%&/g;s/[57][0-9Aa]/%&/g;s/5[Ff]/%&/g;s/7[Ee]/%&/g;s/[ ][0-9A-Fa-f]\{2\}/%25&/g' | $(TR) -d ' \n' | $(TR) 'abcdef' 'ABCDEF' | $(perdeccmd))
 322
 323 # (callable) Percent‐encode each component in the given paths.
 324 #
 325 # ☡ This variable creates a subshell every time it is computed.
 326 override pathenc = $(subst %2F,/,$(call perenc,$1))
 327
 328 # (overridable) Collect all of the applicable includes from the includes directory.
 329 sourceincludes := $(shell $(FIND) $(foreach dir,$(INCLUDEDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f)
 330
 331 # (overridable) Collect all of the applicable source files from the source directory, removing any which are also includes.
 332 sourcefiles := $(filter-out $(sourceincludes),$(shell $(FIND) $(foreach dir,$(SRCDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f))
 333
 334 # Figure out the file type of each source file and source include.
 335 ifneq ($(wildcard $(BUILDDIR)/magic.mgc),)
 336 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')
 337 endif
 338
 339 # Get the list of supported plaintext file types from the parser.
 340 ifneq ($(wildcard $(BUILDDIR)/parser.xslt),)
 341 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)))
 342 endif
 343
 344 # (callable) Get all of the files (source and includes) which have the given types.
 345 override filesoftype = $(foreach type,$1,$(patsubst %|$(type),%,$(filter %|$(type),$(types))))
 346
 347 # Build up collections of various file types.
 348 override xmlfiles := $(call filesoftype,$(XMLTYPES))
 349 override plaintextfiles := $(filter-out $(xmlfiles),$(call filesoftype,$(plaintexttypes)))
 350 override assetfiles := $(filter-out $(xmlfiles) $(plaintextfiles),$(sourcefiles) $(sourceincludes))
 351
 352 # (callable) Get the types of the given files.
 353 override typeoffile = $(patsubst $(foreach file,$1,$(file)|%),%,$(filter $(foreach file,$1,$(file)|%),$(types)))
 354
 355 # Pair each source magic file with its location in the build directory.
 356 override magicpair := $(foreach magicfile,$(MAGIC),$(magicfile)|$(BUILDDIR)/magic/$(notdir $(magicfile)))
 357
 358 # (callable) Get the source file for the given magic files.
 359 override magicsource = $(foreach magicpath,$1,$(patsubst %|$(magicpath),%,$(firstword $(filter %|$(magicpath),$(magicpair)))))
 360
 361 # (callable) Get the build file for the given magic files.
 362 override magicfile = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(magicpair))))
 363
 364 # (callable) Get the local path for the given source file.
 365 override sourcepath = $(firstword $(foreach directory,$(SRCDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 366
 367 # (callable) Get the local path for the given include.
 368 override includepath = $(firstword $(foreach directory,$(INCLUDEDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 369
 370 # (callable) Get base64 data u·r·i’s for the given files.
 371 #
 372 # ☡ This variable creates a subshell every time it is computed.
 373 override datauri = $(foreach file,$1,data:$(call typeoffile,$(file));base64,$(shell $(UUENCODE) -m $(call quote,$(file)) _ | $(SED) '2,$$!d;$d' | $(TR) -d ' \n'))
 374
 375 # Pair each source file and include with its local u·r·i.
 376 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)))))
 377
 378 # (callable) Get local uris for the given files.
 379 override localuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcelocalpair))))
 380
 381 # (callable) Get the source files for the given local uris.
 382 override sourcefile = $(foreach local,$1,$(patsubst %|$(local),%,$(filter %|$(local),$(sourcelocalpair))))
 383
 384 # Adds a requirement on `$(BUILDDIR)/.update-types´ if the file is present.
 385 #
 386 # This file is created after a reload due to type changes, and is removed after.
 387 # Requiring it ensures that file classifications are up·to·date immediately after the reload.
 388 override typeupdates := $(wildcard $(BUILDDIR)/.update-types)
 389
 390 # Pair each source file and include with its parsed location.
 391 override sourceparsedpair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|$(BUILDDIR)/$(if $(filter $(file),$(sourceincludes)),includes/$(call includepath,$(file)),sources/$(call sourcepath,$(file))))
 392
 393 # (callable) Get the location of the transformed X·M·L files for the given source files.
 394 override parsed = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourceparsedpair))))
 395
 396 # (callable) Get the source files for the given parsed file.
 397 override unparsed = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourceparsedpair))))
 398
 399 # Pair each parser, transform, or parsed file with its file u·r·i.
 400 override fileuripairs := $(join $(patsubst %,%|,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes))),$(call pathenc,$(foreach uriable,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes)),file://$(abspath $(uriable)))))
 401
 402 # (callable) Get the file u·r·is for the given parsers, transforms, or parsed files.
 403 override fileuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(fileuripairs))))
 404
 405 ifneq ($(wildcard $(BUILDDIR)/dependencies),)
 406 # Pair each file with a list of dependencies for it.
 407 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/^ //))))
 408
 409 # (callable) Get the list of dependency leiris for the given source files.
 410 #
 411 # Recursive dependencies are marked with a leading `-´.
 412 override dependencyuris = $(foreach file,$1,$(subst |, ,$(patsubst $(file)|%,%,$(filter $(file)|%,$(dependenciesforfile)))))
 413
 414 # (callable) Get the list of recursive dependencies for the given source files.
 415 override recursives = $(foreach uri,$(filter -%,$(call dependencyuris,$1)),$(call sourcefile,$(patsubst -%,%,$(uri))))
 416
 417 # (callable) Get the list of (nonrecursive) dependencies for the given source files.
 418 override dependencies = $(foreach uri,$(filter-out -%,$(call dependencyuris,$1)),$(call sourcefile,$(uri)))
 419 endif
 420
 421 # Collect all files with recursive dependencies.
 422 override recursivefiles := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles)),$(if $(call recursives,$(file)),$(file),))
 423
 424 # Collect all files which should be compiled.
 425 #
 426 # This is all of the non·asset, nonrecursive files.
 427 override compilablefiles := $(filter-out $(assetfiles) $(recursivefiles),$(sourcefiles))
 428
 429 # Collect all files which can be installed.
 430 #
 431 # This is all of the comilable files and all asset sources.
 432 override installablefiles := $(compilablefiles) $(filter $(assetfiles),$(sourcefiles))
 433
 434 ifneq ($(wildcard $(BUILDDIR)/destinations),)
 435 # Get the output of the destination transform.
 436 override destinations := $(shell $(CAT) $(BUILDDIR)/destinations)
 437
 438 # Pair source files and their destinations.
 439 override sourcedestinationpair := $(foreach destination,$(destinations),$(call sourcefile,$(firstword $(subst |, ,$(destination))))|$(call perdec,$(subst $(space),|,$(wordlist 2,$(words $(subst |, ,$(destination))),$(subst |, ,$(destination))))))
 440
 441 # (callable) Get the destination for the given source files.
 442 override destination = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcedestinationpair))))
 443
 444 # Pair each source file with its compiled location.
 445 override sourcecompiledpair := $(foreach file,$(sourcefiles),$(file)|$(BUILDDIR)/results/$(call destination,$(file)))
 446
 447 # (callable) Get the location of the transformed X·M·L files for the given source files.
 448 override compiled = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcecompiledpair))))
 449
 450 # (callable) Get the location of the source files for the given compiled file.
 451 override uncompiled = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourcecompiledpair))))
 452
 453 # (callable) Get the location of the final built files for the given source files.
 454 override built = $(foreach file,$1,$(patsubst $(BUILDDIR)/results/%,$(BUILDDIR)/public/%,$(call compiled,$(file))))
 455
 456 # (callable) Get the location of the source files for the given built files.
 457 override unbuilt = $(foreach file,$1,$(call uncompiled,$(patsubst $(BUILDDIR)/public/%,$(BUILDDIR)/results/%,$(file))))
 458
 459 # (callable) Get the installed locations for the given source files.
 460 override installed = $(foreach file,$1,$(DESTDIR)/$(call destination,$(file)))
 461 endif
 462
 463 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 464
 465 # (callable) Get the identifier for the given parser or transform.
 466 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))))
 467
 468 # (callable) Sanitize and wrap the provided plaintext file in X·M·L, printing to `stdout´.
 469 override wrapplaintext = $(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;s/\0342\0200\0250/\\n/g;s/[\0001-\0010]/�/g;s/[\0016-\0037]/�/g')" | $(XARGS) -0 $(PRINTF) '%b%s]]></script>\n' '<?xml version=\042\061.0\042?>\n<script xmlns=\042http://www.w3.org/1999/xhtml\042 type=\042$(call typeoffile,$1)\042><![CDATA['
 470
 471 # (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´.
 472 #
 473 # 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).
 474 #
 475 # 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.
 476 override serializexml = $(SED) "$$($(PRINTF) '%b' '/<?xml[ \t]\\{1,\\}version=[\0042\0047]1.1/,$${ s/<?xml[^>]*?>/<!--<?xml version=\00421.1\0042?>-->/\n s/&\0043x0*[1-8BCEFbcef];/\0302\0221/g\n s/&\0043x0*1[0-9A-Fa-f];/\0302\0221/g\n s/&\00430*[1-8];/\0302\0221/g\n s/&\00430*1[124-9];/\0302\0221/g\n s/&\00430*2[0-9];/\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}')"
 477
 478 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 479
 480 # Compile all files, or error if any are recursive.
 481 all : $(call built,$(recursivefiles) $(installablefiles)) ;
 482
 483 # Destroy buildfiles.
 484 clean :
 485         $(if $(BUILDDIR),$(silent)$(RM) -rf $(call quote,$(BUILDDIR)/),)
 486
 487 # Destroy build directory and installed files.
 488 gone : clean uninstall ;
 489
 490 # Provide help.
 491 help :
 492         @$(PRINTF) '%b' '$(subst $(newline),\n,$(makefileinfo))'
 493
 494 # Install the compiled files into `DESTDIR´, or error if any are recursive.
 495 install : $(call installed,$(recursivefiles) $(installablefiles)) ;
 496
 497 # List all source files and includes and their computed types.
 498 list :
 499         @$(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 '
 500
 501 # Lists out the destinations of all resulting files (relative to `DESTDIR´).
 502 listout :
 503         @$(PRINTF) '⛩️📰 书社 Output: %s\n' $(call quote,$(foreach file,$(sort $(sourcefiles)),$(call destination,$(file))))
 504
 505 # Destroy installed files.
 506 uninstall :
 507         $(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),))
 508
 509 # Raise an error when attempting to build any files with recursive dependencies.
 510 $(call built,$(recursivefiles)) :
 511         @$(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))))) && false
 512
 513 # Add as a prerequisite to treat the target as tho it were phony.
 514 FORCE : ;
 515
 516 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 517
 518 # Perform secondary expansion; this enables pattern rules to determine their prerequisites based on the matched pattern.
 519 .SECONDEXPANSION : ;
 520
 521 # Don’t use any implicit rules.
 522 .SUFFIXES : ;
 523
 524 # Phony rules; always consider these out·of·date.
 525 .PHONY : FORCE all default clean gone info install list listout uninstall $(call built,$(recursivefiles)) ;
 526
 527 ifneq ($(typeupdates)$(wildcard $(BUILDDIR)/dependencies)$(wildcard $(BUILDDIR)/destinations),)
 528 # Reload this make·file if the dependency graph or output destinations have changed.
 529 #
 530 # 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.
 531 #
 532 # This recipe only exists after types have been updated or when the dependency graph or destinations file already exists.
 533 #
 534 # ※ There is a chance that generating the dependencies will also update the parsers.
 535 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/dependencies $(BUILDDIR)/destinations
 536         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 537 ifeq ($(typeupdates),)
 538         @if $(TEST) ! -f $(call quote,$(BUILDDIR)/.update-types); then $(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m'; fi
 539 else
 540         $(silent)$(RM) $(BUILDDIR)/.update-types
 541         @$(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m'
 542 endif
 543 endif
 544
 545 ifeq ($(typeupdates),)
 546 # Reload this make·file if any of the magic files or parsers have changed.
 547 #
 548 # These are used to classify source files, so if they have changed then the make·file must be reloaded.
 549 #
 550 # This recipe sleeps for one second to ensure that files built after the restart have a more current time·stamp.
 551 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/magic.mgc $(BUILDDIR)/parser.xslt
 552         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 553         $(silent)$(RM) -f $(call quote,$(BUILDDIR)/dependencies) $(call quote,$(BUILDDIR)/destinations)
 554         @$(PRINTF) '%b\n' '\0033[1mMagic file or parsers have updated. Restarting…\0033[22m'
 555         $(silent)$(SLEEP) 1
 556         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 557 endif
 558
 559 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 560
 561 # Create symbolic links from the build directory’s store of magic files to their corresponding sources.
 562 $(call magicfile,$(MAGIC)) : $(BUILDDIR)/magic/% : $$(call magicsource,$$@)
 563         $(silent)$(call ensuredirectory,$(dir $@))
 564         $(silent)$(LN) -sf $(call quote,$(realpath $<)) $(call quote,$@)
 565
 566 # Generate the compiled magic file from its sources.
 567 #
 568 # It must be updated if any of the files in the magic directory change.
 569 $(BUILDDIR)/magic.mgc : $(call diffprereqs,magic,$(sort $(call magicfile,$(MAGIC))))
 570         $(foreach outdated,$(filter-out $^,$(wildcard $(BUILDDIR)/magic/*)),$(silent)$(RM) $(call quote,$(outdated))$(newline))
 571         @$(ECHO) "Compiling new magic…"
 572         $(silent)$(call ensuredirectory,$(dir $@))
 573         $(silent)cd $(call quote,$(BUILDDIR)) && $(FILE) -C -m $(call quote,$(realpath $(BUILDDIR)/magic))
 574         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 575
 576 # Generate the main parser.
 577 $(BUILDDIR)/parser.catalog : $(call diffprereqs,parsers,$(sort $(PARSERS)))
 578         @$(ECHO) "Generating catalog of parsers…"
 579         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 580         $(foreach parser,$(PARSERS),$(silent)( $(call id,$(parser)) ) | $(XARGS) -I %% $(XMLCATALOG) --add uri %% $(call quote,$(call fileuri,$(parser))) --noout $(call quote,$@)$(newline))
 581 $(BUILDDIR)/parser.xslt : $(BUILDDIR)/parser.catalog $(THISDIR)/lib/catalog2parser.xslt
 582         @$(ECHO) "Generating main parser…"
 583         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2parser.xslt) $(call quote,$<)
 584         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 585
 586 # Parse the files.
 587 #
 588 # Even plain X·M·L files are parsed, because they may contain X·H·T·M·L `<script>´ elements which contain other kinds of data.
 589 # Asset files are turned into H·T·M·L embeds pointing to `data:´ U·R·I’s.
 590 $(call parsed,$(sourcefiles) $(sourceincludes)) : % : $$(call unparsed,$$@) $(BUILDDIR)/parser.xslt $(typeupdates)
 591         @$(PRINTF) '%s\n' $(call quote,Processing `$<´…)
 592         $(silent)$(call ensuredirectory,$(dir $@))
 593         $(silent)$(if $(filter $<,$(assetfiles)),$(PRINTF) '%s\n' $(call quote,<object xmlns="http://www.w3.org/1999/xhtml" type="$(call typeoffile,$<)" data="$(call datauri,$<)"/>) > $(call quote,$@),$(if $(filter $<,$(plaintextfiles)),$(call wrapplaintext,$<),$(call serializexml,$<)) | $(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam BUILDTIME $$($(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) -)
 594
 595 # Generate a catalog of all parsed files, for use when processing includes.
 596 #
 597 # This does not depend on actually transforming the files.
 598 $(BUILDDIR)/catalog : $(call diffprereqs,sources,$(sort $(sourcefiles) $(sourceincludes))) $(typeupdates)
 599         @$(ECHO) "Generating catalog of parsed files…"
 600         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 601         $(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))
 602
 603 # Build a list of dependencies for each parsed file.
 604 $(BUILDDIR)/dependencies : $(BUILDDIR)/catalog $(call parsed,$(plaintextfiles) $(xmlfiles)) $(THISDIR)/lib/catalog2dependencies.xslt
 605         @$(ECHO) "Identifying dependencies…"
 606         $(silent)$(TOUCH) $(call quote,$@)
 607         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2dependencies.xslt) $(call quote,$<)
 608
 609 # Generate a catalog of destinations for files.
 610 #
 611 # This depends on parsing non·asset source files, but not assets or includes.
 612 # It does not require knowing the dependencies.
 613 $(BUILDDIR)/destinations : $(BUILDDIR)/catalog $(call parsed,$(filter-out $(assetfiles),$(sourcefiles))) $(THISDIR)/lib/catalog2destinations.xslt
 614         @$(ECHO) "Identifying output destinations…"
 615         $(silent)$(TOUCH) $(call quote,$@)
 616         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2destinations.xslt) $(call quote,$<)
 617
 618 # Generate the main transform.
 619 $(BUILDDIR)/transform.catalog : $(call diffprereqs,transforms,$(sort $(TRANSFORMS)))
 620         @$(ECHO) "Generating catalog of transforms…"
 621         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 622         $(foreach transform,$(TRANSFORMS),$(silent)( $(call id,$(transform)) ) | $(XARGS) -I %% $(XMLCATALOG) --add uri %% $(call quote,$(call fileuri,$(transform))) --noout $(call quote,$@)$(newline))
 623 $(BUILDDIR)/transform.xslt : $(BUILDDIR)/transform.catalog $(THISDIR)/lib/catalog2transform.xslt
 624         @$(ECHO) "Generating main transform…"
 625         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2transform.xslt) $(call quote,$<)
 626
 627 # Compile the result files using the dependencies as necessary.
 628 $(call compiled,$(compilablefiles)) : $(BUILDDIR)/results/% : $$(call parsed,$$(call uncompiled,$$@)) $(BUILDDIR)/transform.xslt $$(call parsed,$$(call dependencies,$$(call uncompiled,$$@)))
 629         @$(PRINTF) '%s\n' $(call quote,Compiling </$*>…)
 630         $(silent)$(call ensuredirectory,$(dir $@))
 631         $(silent)$(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) $(call quote,$<)
 632
 633 # Create the final files from the compiled results (or error in the case of recursive ones).
 634 $(call built,$(compilablefiles)) : $(BUILDDIR)/public/% : $(BUILDDIR)/results/%
 635         @$(PRINTF) '%s\n' $(call quote,Building </$*>…)
 636         $(silent)$(call ensuredirectory,$(dir $@))
 637         $(silent)$(call processresultto,$<,$@,$*)
 638 $(call built,$(filter $(assetfiles),$(sourcefiles))) : $(BUILDDIR)/public/% : $$(call unbuilt,$$@)
 639         @$(PRINTF) '%s\n' $(call quote,Building </$*>…)
 640         $(silent)$(call ensuredirectory,$(dir $@))
 641         $(silent)$(CP) $(call quote,$<) $(call quote,$@)
 642
 643 # Install compiled files (or error in the case of recursive ones).
 644 $(call installed,$(recursivefiles) $(installablefiles)) : $(DESTDIR)/% : $(BUILDDIR)/public/%
 645         @$(PRINTF) '%s\n' $(call quote,Installing </$*>…)
 646         $(silent)$(call ensuredirectory,$(dir $@))
 647         $(silent)$(CP) $(call quote,$<) $(call quote,$@)
 648         $(silent)for associated in $$($(call associatedfiles,$(dir $<),$(notdir $<))); do $(PRINTF) '%s\n' "$$associated" | $(SED) 's/^\(.*\)"{\(.*\)}"\(.*\)$$/\1\2\3/' | $(XARGS) -0 $(PRINTF) '%s%s\n' $(call quote,$(dir $@)) | $(XARGS) -0 $(CP) $(call quote,$(dir $<))"$$associated"; done
 649
 650 # ━ § BEGIN ARCHIVE MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 651
 652 else ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:archive)
 653
 654 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 655
 656 # Get the list of files in the archive.
 657 ifneq ($(wildcard $(BUILDDIR)/index),)
 658 override archivefiles := $(patsubst ./extracted/%,%,$(shell $(CAT) $(call quote,$(BUILDDIR)/index)))
 659 endif
 660
 661 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 662
 663 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 664
 665 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 666
 667 # Reload this make·file if the archive components have changed.
 668 $(THISDIR)/GNUmakefile : $(BUILDDIR)/index
 669         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 670         @$(PRINTF) '%b\n' $(call quote,\0033[1mArchive components for </$(NAME)> updated. Restarting…\0033[22m)
 671
 672 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 673
 674 # Build the extractor transform for extracting the contents of the archive source file.
 675 $(BUILDDIR)/extractor.xslt : $(SRC) $(THISDIR)/lib/archive2extractor.xslt
 676         $(silent)$(call ensuredirectory,$(dir $@))
 677         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) $(call quote,$(THISDIR)/lib/archive2extractor.xslt) $(call quote,$<)
 678
 679 # Use the extractor transform to extract the archive source file out into its components.
 680 #
 681 # This target sleeps for 1 second to ensure the resulting index will always be newer than this make·file.
 682 $(BUILDDIR)/index : $(BUILDDIR)/extractor.xslt $(SRC)
 683         @$(PRINTF) '%s\n' $(call quote,Extracting components for </$(NAME)>…)
 684         $(silent)$(SLEEP) 1
 685         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --writesubtree $(call quote,$(dir $@)) $(call quote,$<) $(call quote,$(SRC))
 686
 687 # All archive components are extracted alongside the index.
 688 $(foreach file,$(archivefiles),$(BUILDDIR)/extracted/$(file)) : $(BUILDDIR)/index ;
 689
 690 # Process each extractor component into its final form.
 691 $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file)) : $(BUILDDIR)/files/% : $(BUILDDIR)/extracted/%
 692         @$(PRINTF) '%s\n' $(call quote,Building </$(NAME)/$*>…)
 693         $(silent)$(call ensuredirectory,$(dir $@))
 694         $(silent)$(call processresultto,$<,$@,$*)
 695
 696 # Archive all components in the file to the destination.
 697 #
 698 # This is a match‐anything target, with the assumption that this make·file is being called recursively from the default mode.
 699 $(DESTDIR)/% : $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file))
 700         @$(PRINTF) '%s\n' $(call quote,Archiving </$(NAME)>…)
 701         $(silent)$(call ensuredirectory,$(dir $@))
 702         $(silent)cd $(call quote,$(BUILDDIR)/files); $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -w > $(call quote,$(abspath $@))
 703
 704 # ━ § BEGIN PAGED MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 705
 706 else ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:paged)
 707
 708 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 709
 710 # Get the list of pages.
 711 ifneq ($(wildcard $(BUILDDIR)/index),)
 712 override pagefiles := $(patsubst ./pages/%,%,$(shell $(CAT) $(call quote,$(BUILDDIR)/index)))
 713 endif
 714
 715 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 716
 717 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 718
 719 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 720
 721 # Reload this make·file if the pages have changed.
 722 $(THISDIR)/GNUmakefile : $(BUILDDIR)/index
 723         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 724         @$(PRINTF) '%b\n' $(call quote,\0033[1mPages for </$(NAME)> updated. Restarting…\0033[22m)
 725
 726 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 727
 728 # Build the extractor transform for extracting the pages of the paged source file.
 729 $(BUILDDIR)/extractor.xslt : $(SRC) $(THISDIR)/lib/paged2extractor.xslt
 730         $(silent)$(call ensuredirectory,$(dir $@))
 731         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --stringparam NAME $(call quote,$(call notdir,$<)) $(call quote,$(THISDIR)/lib/paged2extractor.xslt) $(call quote,$<)
 732
 733 # Use the extractor transform to extract the paged source file out into its pages.
 734 #
 735 # This target sleeps for 1 second to ensure the resulting index will always be newer than this make·file.
 736 $(BUILDDIR)/index : $(BUILDDIR)/extractor.xslt $(SRC)
 737         @$(PRINTF) '%s\n' $(call quote,Extracting pages for </$(NAME)>…)
 738         $(silent)$(SLEEP) 1
 739         $(silent)$(XSLTPROC) --nonet --novalid -o $(call quote,$@) --writesubtree $(call quote,$(dir $@)) $(call quote,$<) $(call quote,$(SRC))
 740
 741 # All other pages are extracted alongside the base.
 742 $(foreach file,$(pagefiles),$(BUILDDIR)/pages/$(file)) : $(BUILDDIR)/index ;
 743
 744 # Process each page into its final form.
 745 $(foreach file,$(pagefiles),$(BUILDDIR)/public/$(file)) : $(BUILDDIR)/public/% : $(BUILDDIR)/pages/%
 746         @$(PRINTF) '%s\n' $(call quote,Building page `$(subst }",,$(subst "{,,$*))´ of </$(NAME)>…)
 747         $(silent)$(call ensuredirectory,$(dir $@))
 748         $(silent)$(call processresultto,$<,$@,$*)
 749
 750 # Archive all components in the file to the destination.
 751 #
 752 # This is a match‐anything target, with the assumption that this make·file is being called recursively from the default mode.
 753 $(DESTDIR)/% : $(foreach file,$(pagefiles),$(BUILDDIR)/public/$(file))
 754         @$(PRINTF) '%s\n' $(call quote,Collecting pages for </$(NAME)>…)
 755         $(silent)$(call ensuredirectory,$(dir $@))
 756         $(silent)$(call removeassociatedfiles,$@)
 757         $(silent)cp $(foreach file,$(pagefiles),$(call quote,$(BUILDDIR)/public/$(file))) $(DESTDIR)
 758
 759 # ━ § END DEFINED MAKE·FILE MODES ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 760
 761 else
 762 $(error Unrecognized MODE: $(MODE))
 763 endif