Lady’s Gitweb - Shushe/blob - GNUmakefile

   1 SHELL = /bin/sh
   2
   3 # ━ § BASIC INFORMATION ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   4 override define makefileinfo
   5  ╭────────────────────────────╮
   6 ╔╡ ⁌ ⛩️📰 书社 ∷ GNUmakefile ╞═════════════════════════════════╗
   7 ║╰────────────────────────────╯                                ║
   8 ╟┬ ¶ Prerequisites ───────────────────────────────────────────┬╢
   9 ║│                                                            │║
  10 ║│ Requires G·N·U Make, at least version 3.81, a version of   │║
  11 ║│ uuencode with base64 support, and the various programs     │║
  12 ║│ offered by libxml2 and libxslt. Beyond this, only programs │║
  13 ║│ required by Posix are required, altho there is a chance of │║
  14 ║│ version incompatibilities. The full list of program        │║
  15 ║│ requirements is as follows :—                             │║
  16 ║│                                                            │║
  17 ║│ • awk                                                      │║
  18 ║│ • cat                                                      │║
  19 ║│ • cksum                                                    │║
  20 ║│ • cp                                                       │║
  21 ║│ • date                                                     │║
  22 ║│ • echo                                                     │║
  23 ║│ • file                                                     │║
  24 ║│ • find                                                     │║
  25 ║│ • git (optional)                                           │║
  26 ║│ • ln                                                       │║
  27 ║│ • mkdir (requires support for `-p´)                        │║
  28 ║│ • mv                                                       │║
  29 ║│ • od (requires support for `-t x1´)                        │║
  30 ║│ • printf                                                   │║
  31 ║│ • rm                                                       │║
  32 ║│ • sed                                                      │║
  33 ║│ • sleep                                                    │║
  34 ║│ • stat                                                     │║
  35 ║│ • test                                                     │║
  36 ║│ • touch                                                    │║
  37 ║│ • tr (requires support for `-d´)                           │║
  38 ║│ • uuencode (requires support for `-m´ and `-r´)            │║
  39 ║│ • xargs (requires support for `-0´)                        │║
  40 ║│ • xmlcatalog (provided by libxml2)                         │║
  41 ║│ • xmllint (provided by libxml2)                            │║
  42 ║│ • xsltproc (provided by libxslt)                           │║
  43 ║│                                                            │║
  44 ║│ In all cases, you can supply your own version of any       │║
  45 ║│ program `program´ by overriding the corresponding variable │║
  46 ║│ `PROGRAM´ when calling Make.                               │║
  47 ║╰────────────────────────────────────────────────────────────╯║
  48 ╟┬ ¶ Usage ───────────────────────────────────────────────────┬╢
  49 ║│                                                            │║
  50 ║│ • `make all´ (default): Compile, but do not install, all   │║
  51 ║│   files.                                                   │║
  52 ║│                                                            │║
  53 ║│ • `make clean´: Remove `BUILDDIR´.                         │║
  54 ║│                                                            │║
  55 ║│ • `make gone´: Remove `BUILDDIR´ and installed files.      │║
  56 ║│                                                            │║
  57 ║│ • `make help´: Print this message.                         │║
  58 ║│                                                            │║
  59 ║│ • `make install´: Compile all files and install in         │║
  60 ║│   `DESTDIR´.                                               │║
  61 ║│                                                            │║
  62 ║│ • `make list´: List all recognized source files and their  │║
  63 ║│   classification (including media type and dependencies).  │║
  64 ║│                                                            │║
  65 ║│ • `make uninstall´: Remove installed files, but not        │║
  66 ║│   `BUILDDIR´.                                              │║
  67 ║│                                                            │║
  68 ║│ Set `VERBOSE=1´ to see the text of commands as they are    │║
  69 ║│ executed.                                                  │║
  70 ║│                                                            │║
  71 ║│ See `README.markdown´ for a more involved description of   │║
  72 ║│ the capabilities and configuration of this program.        │║
  73 ║╰────────────────────────────────────────────────────────────╯║
  74 ╟┬ ¶ Copyright & License ─────────────────────────────────────┬╢
  75 ║│                                                            │║
  76 ║│ Copyright © 2023–2024 Lady [@ Lady’s Computer].            │║
  77 ║│                                                            │║
  78 ║│ This Source Code Form is subject to the terms of the       │║
  79 ║│ Mozilla Public License, v 2.0. If a copy of the M·P·L was  │║
  80 ║│ not distributed with this file, You can obtain one at      │║
  81 ║│ <http://mozilla.org/MPL/2.0/>.                             │║
  82 ║╰────────────────────────────────────────────────────────────╯║
  83 ╚══════════════════════════════════════════════════════════════╝
  84 endef
  85
  86 # ━ § MAKE·FILE SETUP ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
  87
  88 # Programs needed to run this make·file.
  89 #
  90 # If these are not installed on your computer, or you need to use a different implementation, you can override the appropriate variable.
  91 AWK := awk
  92 CAT := cat
  93 CKSUM := cksum
  94 CP := cp
  95 DATE := date
  96 ECHO := echo
  97 FILE := file
  98 FIND := find
  99 GIT := git
 100 LN := ln
 101 MKDIR := mkdir
 102 MV := mv
 103 OD := od
 104 PRINTF := printf
 105 RM := rm
 106 SED := sed
 107 SLEEP := sleep
 108 STAT := stat
 109 TEST := test
 110 TOUCH := touch
 111 TR := tr
 112 UUENCODE := uuencode
 113 XARGS := xargs
 114 XMLCATALOG := xmlcatalog
 115 XMLLINT := xmllint
 116 XSLTPROC := xsltproc
 117
 118 # The directory which contains the source files.
 119 #
 120 # Multiple directories can be given so long as files with the same name do not exist in each.
 121 SRCDIR := sources
 122
 123 # The directory which contains “includes”:
 124 # Files which may be included in other files but for which no final output will be generated.
 125 #
 126 # Multiple directories can be given so long as files with the same name do not exist in each.
 127 #
 128 # These can be inside of `SRCDIR´ directories if desired.
 129 INCLUDEDIR := sources/includes
 130
 131 # The directory in which to generate temporary buildfiles.
 132 BUILDDIR := build
 133
 134 # The directory into which to output files on `make install´.
 135 DESTDIR := public
 136
 137 # The location of this Makefile (and related ⛩️📰 书社 files), relative to the current working directory.
 138 #
 139 # By default, this is inferred from the variable `MAKEFILE_LIST´.
 140 THISDIR := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))
 141
 142 # Configuration of `find´.
 143 #
 144 # By default, `find´ will ignore files which begin with a period and those which are likely to cause problems for `make´.
 145 EXTRAFINDRULES :=
 146 EXTRAFINDINCLUDERULES :=
 147 FINDRULES := ! '(' '(' -name '[.-]*' -o -name '*[][*?:|$$%\#\\; ]*' -o -name '*[)]' ')' -a -prune ')'$(if $(EXTRAFINDRULES), -a $(EXTRAFINDRULES),)
 148 FINDINCLUDERULES := $(FINDRULES)$(if $(EXTRAFINDINCLUDERULES), -a $(EXTRAFINDINCLUDERULES),)
 149
 150 # The list of magic files to use when determining media types.
 151 #
 152 # Some are provided as part of this repository, but you can add more if you need different media type detection.
 153 #
 154 # Your computer probably has several already installed at `/usr/share/file/magic´.
 155 EXTRAMAGIC :=
 156 MAGIC := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/magic/*)) $(EXTRAMAGIC))
 157
 158 # The list of parsers for plaintext file types.
 159 #
 160 # Which parsers are provided will influence which kinds of files are recognized as plaintext.
 161 EXTRAPARSERS :=
 162 PARSERS := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/parsers/*.xslt)) $(EXTRAPARSERS))
 163
 164 # The list of transforms.
 165 EXTRATRANSFORMS :=
 166 TRANSFORMS := $(sort $(patsubst ./%,%,$(wildcard $(THISDIR)/transforms/*.xslt)) $(EXTRATRANSFORMS))
 167
 168 # List of types which should be treated as X·M·L.
 169 XMLTYPES := application/xml text/xml
 170
 171 # The name of the generator program.
 172 GENERATOR := ⛩️📰 书社
 173
 174 ifdef GIT
 175 ifneq ($(wildcard $(THISDIR)/.git),)
 176 # A description of the current git revision of ⛩️📰 书社.
 177 VERSION := $(shell cd $(THISDIR); $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || true)
 178 endif
 179
 180 ifneq ($(wildcard .git),)
 181 # A description of the current git revision of the working directory.
 182 SRCREV := $(shell $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || true)
 183 endif
 184 endif
 185
 186 # Set to a non·empty value to print all commands as they run.
 187 VERBOSE :=
 188
 189 # The default target for this makefile.
 190 .DEFAULT_GOAL := all
 191
 192 # ━ § BEGIN MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 193
 194 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 195
 196 # A variable with no value, usable when assigning values which contain whitespace.
 197 override empty :=
 198
 199 # A variable which contains a newline, to allow the generation of multiline strings in function calls.
 200 override define newline
 201
 202
 203 endef
 204
 205 # A variable which contains a single space.
 206 override space := $(empty) $(empty)
 207
 208 # A variable which contains a single comma.
 209 override comma := ,
 210
 211 # (callable) Quote the given string for use within shell calls.
 212 override quote = '$(subst ','"'"',$1)'
 213
 214 # Outputs an `@´ to silence rules, unless `VERBOSE´ is nonempty.
 215 override silent := $(if $(VERBOSE),,@)
 216
 217 # (callable) Escape special characters for use in sed regular expressions.
 218 override sedesc = $(subst /,[/],$(subst $$,\$$,$(subst *,\*,$(subst .,\.,$(subst [,\[,$(subst ^,\^,$(subst \,\\,$1)))))))
 219
 220 # The command to use for percent‐decoding.
 221 override perdeccmd := $(SED) 's/|/%7C/g;s/[\]/%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'
 222
 223 # (callable) Percent‐decode the given strings.
 224 #
 225 # ☡ This variable creates a subshell every time it is computed.
 226 override perdec = $(shell $(PRINTF) '%s\0450A' $(foreach encoded,$1,$(call quote,$(encoded))) | $(perdeccmd))
 227
 228 # (callable) Percent‐encode the given strings.
 229 #
 230 # This singly‐encodes u·r·i characters and doubly‐encodes other characters, then calls `perdec´ to decode back to a single encoding.
 231 # 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´).
 232 #
 233 # It is assumed that the given strings do not contain newlines.
 234 #
 235 # ☡ This variable creates a subshell every time it is computed.
 236 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))
 237
 238 # (callable) Percent‐encode each component in the given paths.
 239 #
 240 # ☡ This variable creates a subshell every time it is computed.
 241 override pathenc = $(subst %2F,/,$(call perenc,$1))
 242
 243 # (overridable) Collect all of the applicable includes from the includes directory.
 244 sourceincludes := $(shell $(FIND) $(foreach dir,$(INCLUDEDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f)
 245
 246 # (overridable) Collect all of the applicable source files from the source directory, removing any which are also includes.
 247 sourcefiles := $(filter-out $(sourceincludes),$(shell $(FIND) $(foreach dir,$(SRCDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f))
 248
 249 # Figure out the file type of each source file and source include.
 250 ifneq ($(wildcard $(BUILDDIR)/magic.mgc),)
 251 override types := $(shell $(SED) 's/^ *//;s/ *$$//;s/ {2,}/ /g' <<< $(call quote,$(sourcefiles) $(sourceincludes)) | $(TR) ' ' '\n' | $(FILE) -m $(call quote,$(BUILDDIR)/magic.mgc) --mime-type --separator '|' --files-from - | $(SED) 's/| */|/g')
 252 endif
 253
 254 # Get the list of supported plaintext file types from the parser.
 255 ifneq ($(wildcard $(BUILDDIR)/parser.xslt),)
 256 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)))
 257 endif
 258
 259 # (callable) Get all of the files (source and includes) which have the given types.
 260 override filesoftype = $(foreach type,$1,$(patsubst %|$(type),%,$(filter %|$(type),$(types))))
 261
 262 # Build up collections of various file types.
 263 override xmlfiles := $(call filesoftype,$(XMLTYPES))
 264 override plaintextfiles := $(filter-out $(xmlfiles),$(call filesoftype,$(plaintexttypes)))
 265 override assetfiles := $(filter-out $(xmlfiles) $(plaintextfiles),$(sourcefiles) $(sourceincludes))
 266
 267 # (callable) Get the types of the given files.
 268 override typeoffile = $(patsubst $(foreach file,$1,$(file)|%),%,$(filter $(foreach file,$1,$(file)|%),$(types)))
 269
 270 # Pair each source magic file with its location in the build directory.
 271 override magicpair := $(foreach magicfile,$(MAGIC),$(magicfile)|$(BUILDDIR)/magic/$(notdir $(magicfile)))
 272
 273 # (callable) Get the source file for the given magic files.
 274 override magicsource = $(foreach magicpath,$1,$(patsubst %|$(magicpath),%,$(firstword $(filter %|$(magicpath),$(magicpair)))))
 275
 276 # (callable) Get the build file for the given magic files.
 277 override magicfile = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(magicpair))))
 278
 279 # (callable) Get the local path for the given source file.
 280 override sourcepath = $(firstword $(foreach directory,$(SRCDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 281
 282 # (callable) Get the local path for the given include.
 283 override includepath = $(firstword $(foreach directory,$(INCLUDEDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 284
 285 # (callable) Get base64 data u·r·i’s for the given files.
 286 #
 287 # ☡ This variable creates a subshell every time it is computed.
 288 override datauri = $(foreach file,$1,data:$(call typeoffile,$(file));base64,$(shell $(UUENCODE) -m -r $(call quote,$(file)) _ | tr -d ' \n'))
 289
 290 # Pair each source file and include with its local u·r·i.
 291 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)))))
 292
 293 # (callable) Get local uris for the given files.
 294 override localuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcelocalpair))))
 295
 296 # (callable) Get the source files for the given local uris.
 297 override sourcefile = $(foreach local,$1,$(patsubst %|$(local),%,$(filter %|$(local),$(sourcelocalpair))))
 298
 299 # Adds a requirement on `$(BUILDDIR)/.update-types´ if the file is present.
 300 #
 301 # This file is created after a reload due to type changes, and is removed after.
 302 # Requiring it ensures that file classifications are up·to·date immediately after the reload.
 303 override typeupdates := $(wildcard $(BUILDDIR)/.update-types)
 304
 305 # Pair each source file and include with its parsed location.
 306 override sourceparsedpair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|$(BUILDDIR)/$(if $(filter $(file),$(sourceincludes)),includes/$(call includepath,$(file)),sources/$(call sourcepath,$(file))))
 307
 308 # (callable) Get the location of the transformed X·M·L files for the given source files.
 309 override parsed = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourceparsedpair))))
 310
 311 # (callable) Get the source files for the given parsed file.
 312 override unparsed = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourceparsedpair))))
 313
 314 # Pair each parser, transform, or parsed file with its file u·r·i.
 315 override fileuripairs := $(join $(patsubst %,%|,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes))),$(call pathenc,$(foreach uriable,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes)),file://$(abspath $(uriable)))))
 316
 317 # (callable) Get the file u·r·is for the given parsers, transforms, or parsed files.
 318 override fileuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(fileuripairs))))
 319
 320 ifneq ($(wildcard $(BUILDDIR)/dependencies),)
 321 # Pair each file with a list of dependencies for it.
 322 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/^ //))))
 323
 324 # (callable) Get the list of dependency leiris for the given source files.
 325 #
 326 # Recursive dependencies are marked with a leading `-´.
 327 override dependencyuris = $(foreach file,$1,$(subst |, ,$(patsubst $(file)|%,%,$(filter $(file)|%,$(dependenciesforfile)))))
 328
 329 # (callable) Get the list of recursive dependencies for the given source files.
 330 override recursives = $(foreach uri,$(filter -%,$(call dependencyuris,$1)),$(call sourcefile,$(patsubst -%,%,$(uri))))
 331
 332 # (callable) Get the list of (nonrecursive) dependencies for the given source files.
 333 override dependencies = $(foreach uri,$(filter-out -%,$(call dependencyuris,$1)),$(call sourcefile,$(uri)))
 334 endif
 335
 336 # Collect all files with recursive dependencies.
 337 override recursivefiles := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles)),$(if $(call recursives,$(file)),$(file),))
 338
 339 # Collect all files which should be compiled.
 340 #
 341 # This is all of the non·asset, nonrecursive files.
 342 override compilablefiles := $(filter-out $(assetfiles) $(recursivefiles),$(sourcefiles))
 343
 344 # Collect all files which can be installed.
 345 #
 346 # This is all of the comilable files and all asset sources.
 347 override installablefiles := $(compilablefiles) $(filter $(assetfiles),$(sourcefiles))
 348
 349 ifneq ($(wildcard $(BUILDDIR)/destinations),)
 350 # Get the output of the destination transform.
 351 override destinations := $(shell $(CAT) $(BUILDDIR)/destinations)
 352
 353 # Pair source files and their destinations.
 354 override sourcedestinationpair := $(foreach destination,$(destinations),$(call sourcefile,$(firstword $(subst |, ,$(destination))))|$(call perdec,$(subst $(space),|,$(wordlist 2,$(words $(subst |, ,$(destination))),$(subst |, ,$(destination))))))
 355
 356 # (callable) Get the destination for the given source files.
 357 override destination = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcedestinationpair))))
 358
 359 # Pair each source file with its compiled location.
 360 override sourcecompiledpair := $(foreach file,$(sourcefiles),$(file)|$(BUILDDIR)/public/$(call destination,$(file)))
 361
 362 # (callable) Get the location of the transformed X·M·L files for the given source files.
 363 override compiled = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcecompiledpair))))
 364
 365 # (callable) Get the source files for the given compiled file.
 366 override uncompiled = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourcecompiledpair))))
 367
 368 # (callable) Get the installed locations for the given source files.
 369 override installed = $(foreach file,$1,$(DESTDIR)/$(call destination,$(file)))
 370 endif
 371
 372 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 373
 374 # (callable) Check to see if the given directory exists and create it if not.
 375 override ensuredirectory = if $(TEST) ! -d $(call quote,$1); then $(MKDIR) -p $(call quote,$1); fi
 376
 377 # (callable) Get the identifier for the given parser or transform.
 378 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))))
 379
 380 # (callable) Sanitize and wrap the provided plaintext file in X·M·L, printing to `stdout´.
 381 override wrapplaintext = $(PRINTF) '%s\n' "$$($(PRINTF) '%b' '<?xml version=\042\061.0\042?>\n<script xmlns=\042http://www.w3.org/1999/xhtml\042 type=\042$(call typeoffile,$1)\042><![CDATA['; $(CAT) $(call quote,$1) | $(TR) '\000\013\014' '\032\011\012' | $(SED) $$($(PRINTF) '%s%b' 's/]]>/]]]]><!\[CDATA\[>/g;s/\xEF\xBF\xBE/�/g;s/\xEF\xBF\xBF/�/g;$$!s/\r$$//g;s/\r/\n/g;$$!s/\xC2\x85$$//g;s/\xC2\x85/\n/g;s/\xE2\x80\xA8/\n/g;' 's/[\0001-\0010]/�/g;s/[\0016-\0037]/�/g'); $(PRINTF) '%s' ']]></script>')"
 382
 383 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 384
 385 # Compile all files, or error if any are recursive.
 386 all : $(call compiled,$(recursivefiles) $(compilablefiles)) ;
 387
 388 # Destroy buildfiles.
 389 clean :
 390         $(if $(BUILDDIR),$(silent)$(RM) -rf $(call quote,$(BUILDDIR)/),)
 391
 392 # Destroy build directory and installed files.
 393 gone : clean uninstall ;
 394
 395 # Provide help.
 396 help :
 397         @$(PRINTF) '%b' '$(subst $(newline),\n,$(makefileinfo))'
 398
 399 # Install the compiled files into `DESTDIR´, or error if any are recursive.
 400 install : $(call installed,$(recursivefiles) $(installablefiles)) ;
 401
 402 # List all source files and includes and their computed types.
 403 list :
 404         @$(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 '
 405
 406 # Destroy installed files.
 407 uninstall :
 408         $(foreach file,$(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),))
 409
 410 # Raise an error when attempting to build any files with recursive dependencies.
 411 $(call compiled,$(recursivefiles)) :
 412         @$(PRINTF) '%b\n' $(call quote,\0033[93;41mError:\0033[39;49m `$(call uncompiled,$@)´ has recursive dependencies:\n$(subst |, ,$(subst $(space),$(newline),$(foreach recursive,$(call recursives,$(call uncompiled,$@)),•|$(recursive))))) && false
 413
 414 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 415
 416 # Perform secondary expansion; this enables pattern rules to determine their prerequisites based on the matched pattern.
 417 .SECONDEXPANSION : ;
 418
 419 # Don’t use any implicit rules.
 420 .SUFFIXES : ;
 421
 422 # Phony rules; always consider these out·of·date.
 423 .PHONY : all default clean gone info install list uninstall $(call compiled,$(recursivefiles)) ;
 424
 425 ifneq ($(wildcard $(BUILDDIR)/.update-types)$(wildcard $(BUILDDIR)/dependencies)$(wildcard $(BUILDDIR)/destinations),)
 426 # Reload this make·file if the dependency graph or output destinations have changed.
 427 #
 428 # 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.
 429 #
 430 # This recipe only exists after types have been updated or when the dependency graph or destinations file already exists.
 431 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/dependencies $(BUILDDIR)/destinations
 432         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 433         $(silent)$(RM) -f $(BUILDDIR)/.update-types
 434         @$(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m'
 435 endif
 436
 437 ifeq ($(wildcard $(BUILDDIR)/.update-types),)
 438 # Reload this make·file if any of the magic files or parsers have changed.
 439 #
 440 # These are used to classify source files, so if they have changed then the make·file must be reloaded.
 441 #
 442 # This recipe sleeps for one second to ensure that files built after the restart have a more current time·stamp.
 443 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/magic.mgc $(BUILDDIR)/parser.xslt
 444         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 445         $(silent)$(RM) -f $(call quote,$(BUILDDIR)/dependencies) $(call quote,$(BUILDDIR)/destinations)
 446         @$(PRINTF) '%b\n' '\0033[1mMagic file or parsers have updated. Restarting…\0033[22m'
 447         $(silent)$(SLEEP) 1
 448         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 449 endif
 450
 451 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 452
 453 # Create symbolic links from the build directory’s store of magic files
 454 # to their corresponding sources.
 455 $(call magicfile,$(MAGIC)) : $(BUILDDIR)/magic/%: $$(call magicsource,$$@)
 456         $(silent)$(call ensuredirectory,$(dir $@))
 457         $(silent)$(LN) -sf $(call quote,$(realpath $<)) $(call quote,$@)
 458
 459 # Generate the compiled magic file from its sources.
 460 #
 461 # It must be updated if any of the files in the magic directory change.
 462 # It ⁜also⁜ should be updated if any of the files in the magic directory are deleted, but this isn’t tracked presently.
 463 $(BUILDDIR)/magic.mgc : $(call magicfile,$(MAGIC))
 464         $(foreach outdated,$(filter-out $^,$(wildcard $(BUILDDIR)/magic/*)),$(silent)$(RM) $(call quote,$(outdated))$(newline))
 465         @$(ECHO) "Compiling new magic…"
 466         $(silent)$(call ensuredirectory,$(dir $@))
 467         $(silent)cd $(call quote,$(BUILDDIR)) && $(FILE) -C -m $(call quote,$(realpath $(BUILDDIR)/magic))
 468
 469 # Generate the main parser.
 470 $(BUILDDIR)/parser.catalog : $(PARSERS)
 471         @$(ECHO) "Generating catalog of parsers…"
 472         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 473         $(foreach parser,$(PARSERS),$(silent)( $(call id,$(parser)) ) | $(XARGS) -I %% $(XMLCATALOG) --add uri %% $(call quote,$(call fileuri,$(parser))) --noout $(call quote,$@)$(newline))
 474 $(BUILDDIR)/parser.xslt: $(BUILDDIR)/parser.catalog $(THISDIR)/lib/catalog2parser.xslt
 475         @$(ECHO) "Generating main parser…"
 476         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2parser.xslt) $(call quote,$<)
 477
 478 # Parse the files.
 479 #
 480 # 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.
 481 # Asset files are turned into H·T·M·L embeds pointing to `data:´ U·R·I’s.
 482 $(call parsed,$(sourcefiles) $(sourceincludes)) : % : $$(call unparsed,$$@) $(typeupdates)
 483         @$(PRINTF) '%s\n' $(call quote,Processing `$<´…)
 484         $(silent)$(call ensuredirectory,$(dir $@))
 485         $(silent)$(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)),$(call wrapplaintext,$<),$(CAT) $(call quote,$<)) | $(XSLTPROC) -o $(call quote,$@) --stringparam BUILDTIME $$(TZ= $(DATE) '+%Y-%m-%dT%H:%M:%SZ') --stringparam SRCTIME $$(TZ= $(STAT) -f '%Sm' -t '%Y-%m-%dT%H:%M:%SZ' $(call quote,$<)) --stringparam CKSUM $$($(CKSUM) $(call quote,$<) | $(SED) 's/[ ].*//')$(if $(GENERATOR), --stringparam GENERATOR $(call quote,$(GENERATOR)))$(if $(VERSION), --stringparam VERSION $(call quote,$(VERSION)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/parser.xslt) -)
 486
 487 # Generate a catalog of all parsed files, for use when processing includes.
 488 #
 489 # This does not depend on actually transforming the files.
 490 $(BUILDDIR)/catalog : $(sourcefiles) $(sourceincludes) $(typeupdates)
 491         @$(ECHO) "Generating catalog of parsed files…"
 492         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 493         $(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))
 494
 495 # Build a list of dependencies for each parsed file.
 496 $(BUILDDIR)/dependencies : $(BUILDDIR)/catalog $(call parsed,$(plaintextfiles) $(xmlfiles)) $(THISDIR)/lib/catalog2dependencies.xslt
 497         @$(ECHO) "Identifying dependencies…"
 498         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2dependencies.xslt) $(call quote,$<)
 499
 500 # Generate a catalog of destinations for files.
 501 #
 502 # This depends on parsing non·asset source files, but not assets or includes.
 503 # It does not require knowing the dependencies.
 504 $(BUILDDIR)/destinations : $(BUILDDIR)/catalog $(call parsed,$(filter-out $(assetfiles),$(sourcefiles))) $(THISDIR)/lib/catalog2destinations.xslt
 505         @$(ECHO) "Identifying output destinations…"
 506         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2destinations.xslt) $(call quote,$<)
 507
 508 # Generate the main transform.
 509 $(BUILDDIR)/transform.catalog : $(TRANSFORMS)
 510         @$(ECHO) "Generating catalog of transforms…"
 511         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 512         $(foreach transform,$(TRANSFORMS),$(silent)( $(call id,$(transform)) ) | $(XARGS) -I %% $(XMLCATALOG) --add uri %% $(call quote,$(call fileuri,$(transform))) --noout $(call quote,$@)$(newline))
 513 $(BUILDDIR)/transform.xslt : $(BUILDDIR)/transform.catalog $(THISDIR)/lib/catalog2transform.xslt
 514         @$(ECHO) "Generating main transform…"
 515         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2transform.xslt) $(call quote,$<)
 516
 517 # Generate the output files using the dependencies as necessary.
 518 $(call compiled,$(compilablefiles)) : $(BUILDDIR)/public/% : $$(call parsed,$$(call uncompiled,$$@)) $(BUILDDIR)/transform.xslt $$(call parsed,$$(call dependencies,$$(call uncompiled,$$@)))
 519         $(silent)$(call ensuredirectory,$(dir $@))
 520         @$(PRINTF) '%s\n' $(call quote,Compiling </$*>…)
 521         $(silent)$(XSLTPROC) -o $(call quote,$@) --stringparam CATALOG 'catalog' --stringparam BUILDTIME $$(TZ= $(DATE) '+%Y-%m-%dT%H:%M:%SZ') --stringparam SRCTIME $$(TZ= $(STAT) -f '%Sm' -t '%Y-%m-%dT%H:%M:%SZ' $(call quote,$(call uncompiled,$@))) --stringparam PATH $(call quote,/$*) --stringparam CKSUM $$($(CKSUM) $(call quote,$(call uncompiled,$@)) | $(SED) 's/[ ].*//')$(if $(GENERATOR), --stringparam GENERATOR $(call quote,$(GENERATOR)))$(if $(VERSION), --stringparam VERSION $(call quote,$(VERSION)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/transform.xslt) $(call quote,$<)
 522 $(call compiled,$(filter $(assetfiles),$(sourcefiles))) : $(BUILDDIR)/public/% : $$(call uncompiled,$$@)
 523         @$(PRINTF) '%s\n' $(call quote,Compiling </$*>…)
 524         $(silent)$(call ensuredirectory,$(dir $@))
 525         $(silent)$(CP) $(call quote,$<) $(call quote,$@)
 526
 527 # Install compiled files (or error in the case of recursive ones).
 528 $(call installed,$(filter $(assetfiles),$(sourcefiles)) $(recursivefiles) $(compilablefiles)) : $(DESTDIR)/% : $(BUILDDIR)/public/%
 529         @$(PRINTF) '%s\n' $(call quote,Installing </$*>…)
 530         $(silent)$(call ensuredirectory,$(dir $@))
 531         $(silent)$(CP) $(call quote,$<) $(call quote,$@)