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 ifdef GIT
 172 ifneq ($(wildcard $(THISDIR)/.git),)
 173 # A description of the current git revision of ⛩️📰 书社.
 174 THISREV := $(shell cd $(THISDIR); $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || true)
 175 endif
 176
 177 ifneq ($(wildcard .git),)
 178 # A description of the current git revision of the working directory.
 179 SRCREV := $(shell $(GIT) describe 2> /dev/null || $(GIT) rev-parse HEAD 2> /dev/null || true)
 180 endif
 181 endif
 182
 183 # Set to a non·empty value to print all commands as they run.
 184 VERBOSE :=
 185
 186 # The default target for this makefile.
 187 .DEFAULT_GOAL := all
 188
 189 # ━ § BEGIN MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 190
 191 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 192
 193 # A variable with no value, usable when assigning values which contain whitespace.
 194 override empty :=
 195
 196 # A variable which contains a newline, to allow the generation of multiline strings in function calls.
 197 override define newline
 198
 199
 200 endef
 201
 202 # A variable which contains a single space.
 203 override space := $(empty) $(empty)
 204
 205 # A variable which contains a single comma.
 206 override comma := ,
 207
 208 # (callable) Quote the given string for use within shell calls.
 209 override quote = '$(subst ','"'"',$1)'
 210
 211 # Outputs an `@´ to silence rules, unless `VERBOSE´ is nonempty.
 212 override silent := $(if $(VERBOSE),,@)
 213
 214 # (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´.
 215 # If not, save the new value and then add FORCE.
 216 # Return them regardless.
 217 #
 218 # 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.
 219 #
 220 # ☡ This variable creates at least one subshell every time it is computed.
 221 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)
 222
 223 # (callable) Escape special characters for use in sed regular expressions.
 224 override sedesc = $(subst /,[/],$(subst $$,\$$,$(subst *,\*,$(subst .,\.,$(subst [,\[,$(subst ^,\^,$(subst \,\\,$1)))))))
 225
 226 # The command to use for percent‐decoding.
 227 override perdeccmd := $(SED) 's/|/%7C/g;s/[\]/%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'
 228
 229 # (callable) Percent‐decode the given strings.
 230 #
 231 # ☡ This variable creates a subshell every time it is computed.
 232 override perdec = $(shell $(PRINTF) '%s\0450A' $(foreach encoded,$1,$(call quote,$(encoded))) | $(perdeccmd))
 233
 234 # (callable) Percent‐encode the given strings.
 235 #
 236 # This singly‐encodes u·r·i characters and doubly‐encodes other characters, then calls `perdec´ to decode back to a single encoding.
 237 # 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´).
 238 #
 239 # It is assumed that the given strings do not contain newlines.
 240 #
 241 # ☡ This variable creates a subshell every time it is computed.
 242 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))
 243
 244 # (callable) Percent‐encode each component in the given paths.
 245 #
 246 # ☡ This variable creates a subshell every time it is computed.
 247 override pathenc = $(subst %2F,/,$(call perenc,$1))
 248
 249 # (overridable) Collect all of the applicable includes from the includes directory.
 250 sourceincludes := $(shell $(FIND) $(foreach dir,$(INCLUDEDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f)
 251
 252 # (overridable) Collect all of the applicable source files from the source directory, removing any which are also includes.
 253 sourcefiles := $(filter-out $(sourceincludes),$(shell $(FIND) $(foreach dir,$(SRCDIR),$(call quote,$(dir))) '(' $(FINDRULES) ')' -a -type f))
 254
 255 # Figure out the file type of each source file and source include.
 256 ifneq ($(wildcard $(BUILDDIR)/magic.mgc),)
 257 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')
 258 endif
 259
 260 # Get the list of supported plaintext file types from the parser.
 261 ifneq ($(wildcard $(BUILDDIR)/parser.xslt),)
 262 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)))
 263 endif
 264
 265 # (callable) Get all of the files (source and includes) which have the given types.
 266 override filesoftype = $(foreach type,$1,$(patsubst %|$(type),%,$(filter %|$(type),$(types))))
 267
 268 # Build up collections of various file types.
 269 override xmlfiles := $(call filesoftype,$(XMLTYPES))
 270 override plaintextfiles := $(filter-out $(xmlfiles),$(call filesoftype,$(plaintexttypes)))
 271 override assetfiles := $(filter-out $(xmlfiles) $(plaintextfiles),$(sourcefiles) $(sourceincludes))
 272
 273 # (callable) Get the types of the given files.
 274 override typeoffile = $(patsubst $(foreach file,$1,$(file)|%),%,$(filter $(foreach file,$1,$(file)|%),$(types)))
 275
 276 # Pair each source magic file with its location in the build directory.
 277 override magicpair := $(foreach magicfile,$(MAGIC),$(magicfile)|$(BUILDDIR)/magic/$(notdir $(magicfile)))
 278
 279 # (callable) Get the source file for the given magic files.
 280 override magicsource = $(foreach magicpath,$1,$(patsubst %|$(magicpath),%,$(firstword $(filter %|$(magicpath),$(magicpair)))))
 281
 282 # (callable) Get the build file for the given magic files.
 283 override magicfile = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(magicpair))))
 284
 285 # (callable) Get the local path for the given source file.
 286 override sourcepath = $(firstword $(foreach directory,$(SRCDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 287
 288 # (callable) Get the local path for the given include.
 289 override includepath = $(firstword $(foreach directory,$(INCLUDEDIR),$(if $(filter $(directory)/%,$1),$(patsubst $(directory)/%,%,$1),)))
 290
 291 # (callable) Get base64 data u·r·i’s for the given files.
 292 #
 293 # ☡ This variable creates a subshell every time it is computed.
 294 override datauri = $(foreach file,$1,data:$(call typeoffile,$(file));base64,$(shell $(UUENCODE) -m -r $(call quote,$(file)) _ | tr -d ' \n'))
 295
 296 # Pair each source file and include with its local u·r·i.
 297 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)))))
 298
 299 # (callable) Get local uris for the given files.
 300 override localuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcelocalpair))))
 301
 302 # (callable) Get the source files for the given local uris.
 303 override sourcefile = $(foreach local,$1,$(patsubst %|$(local),%,$(filter %|$(local),$(sourcelocalpair))))
 304
 305 # Adds a requirement on `$(BUILDDIR)/.update-types´ if the file is present.
 306 #
 307 # This file is created after a reload due to type changes, and is removed after.
 308 # Requiring it ensures that file classifications are up·to·date immediately after the reload.
 309 override typeupdates := $(wildcard $(BUILDDIR)/.update-types)
 310
 311 # Pair each source file and include with its parsed location.
 312 override sourceparsedpair := $(foreach file,$(sourcefiles) $(sourceincludes),$(file)|$(BUILDDIR)/$(if $(filter $(file),$(sourceincludes)),includes/$(call includepath,$(file)),sources/$(call sourcepath,$(file))))
 313
 314 # (callable) Get the location of the transformed X·M·L files for the given source files.
 315 override parsed = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourceparsedpair))))
 316
 317 # (callable) Get the source files for the given parsed file.
 318 override unparsed = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourceparsedpair))))
 319
 320 # Pair each parser, transform, or parsed file with its file u·r·i.
 321 override fileuripairs := $(join $(patsubst %,%|,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes))),$(call pathenc,$(foreach uriable,$(PARSERS) $(TRANSFORMS) $(call parsed,$(sourcefiles) $(sourceincludes)),file://$(abspath $(uriable)))))
 322
 323 # (callable) Get the file u·r·is for the given parsers, transforms, or parsed files.
 324 override fileuri = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(fileuripairs))))
 325
 326 ifneq ($(wildcard $(BUILDDIR)/dependencies),)
 327 # Pair each file with a list of dependencies for it.
 328 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/^ //))))
 329
 330 # (callable) Get the list of dependency leiris for the given source files.
 331 #
 332 # Recursive dependencies are marked with a leading `-´.
 333 override dependencyuris = $(foreach file,$1,$(subst |, ,$(patsubst $(file)|%,%,$(filter $(file)|%,$(dependenciesforfile)))))
 334
 335 # (callable) Get the list of recursive dependencies for the given source files.
 336 override recursives = $(foreach uri,$(filter -%,$(call dependencyuris,$1)),$(call sourcefile,$(patsubst -%,%,$(uri))))
 337
 338 # (callable) Get the list of (nonrecursive) dependencies for the given source files.
 339 override dependencies = $(foreach uri,$(filter-out -%,$(call dependencyuris,$1)),$(call sourcefile,$(uri)))
 340 endif
 341
 342 # Collect all files with recursive dependencies.
 343 override recursivefiles := $(foreach file,$(filter-out $(assetfiles),$(sourcefiles)),$(if $(call recursives,$(file)),$(file),))
 344
 345 # Collect all files which should be compiled.
 346 #
 347 # This is all of the non·asset, nonrecursive files.
 348 override compilablefiles := $(filter-out $(assetfiles) $(recursivefiles),$(sourcefiles))
 349
 350 # Collect all files which can be installed.
 351 #
 352 # This is all of the comilable files and all asset sources.
 353 override installablefiles := $(compilablefiles) $(filter $(assetfiles),$(sourcefiles))
 354
 355 ifneq ($(wildcard $(BUILDDIR)/destinations),)
 356 # Get the output of the destination transform.
 357 override destinations := $(shell $(CAT) $(BUILDDIR)/destinations)
 358
 359 # Pair source files and their destinations.
 360 override sourcedestinationpair := $(foreach destination,$(destinations),$(call sourcefile,$(firstword $(subst |, ,$(destination))))|$(call perdec,$(subst $(space),|,$(wordlist 2,$(words $(subst |, ,$(destination))),$(subst |, ,$(destination))))))
 361
 362 # (callable) Get the destination for the given source files.
 363 override destination = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcedestinationpair))))
 364
 365 # Pair each source file with its compiled location.
 366 override sourcecompiledpair := $(foreach file,$(sourcefiles),$(file)|$(BUILDDIR)/public/$(call destination,$(file)))
 367
 368 # (callable) Get the location of the transformed X·M·L files for the given source files.
 369 override compiled = $(foreach file,$1,$(patsubst $(file)|%,%,$(filter $(file)|%,$(sourcecompiledpair))))
 370
 371 # (callable) Get the source files for the given compiled file.
 372 override uncompiled = $(foreach file,$1,$(patsubst %|$(file),%,$(filter %|$(file),$(sourcecompiledpair))))
 373
 374 # (callable) Get the installed locations for the given source files.
 375 override installed = $(foreach file,$1,$(DESTDIR)/$(call destination,$(file)))
 376 endif
 377
 378 # ─ ¶ Recipe Variable Definitions ─────────────────────────────────────
 379
 380 # (callable) Check to see if the given directory exists and create it if not.
 381 override ensuredirectory = if $(TEST) ! -d $(call quote,$1); then $(MKDIR) -p $(call quote,$1); fi
 382
 383 # (callable) Get the identifier for the given parser or transform.
 384 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))))
 385
 386 # (callable) Sanitize and wrap the provided plaintext file in X·M·L, printing to `stdout´.
 387 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$$//g\ns/\0302\0205/\\n/g;s/\0342\0200\0250/\\n/g;s/[\0001-\0010]/�/g;s/[\0016-\0037]/�/g')" | $(XARGS) -0 -J %% $(PRINTF) '%b%s%s\n' '<?xml version=\042\061.0\042?>\n<script xmlns=\042http://www.w3.org/1999/xhtml\042 type=\042$(call typeoffile,$1)\042><![CDATA[' %% ']]></script>'
 388
 389 # (callable) Check if the provided X·M·L file is X·M·L 1.1, and if so, coerce to X·M·L 1.0 as best as possible, printing the result (or the original file contents) to `stdout´.
 390 #
 391 # The X·M·L declaration will be dropped and character escapes for C0 control codes will be replaced with a literal `U+0091 PRIVATE USE ONE´, which is invalid in X·M·L 1.1, but valid X·M·L 1.0 (making the replacement obvious).
 392 #
 393 # This isn’t a perfect substitution (it makes some assumptions about the format of the underlying X·M·L), but it should be workable for most sensible, welformed files.
 394 override serializexml = $(SED) "$$($(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}')"
 395
 396 # ─ ¶ Phony Targets ───────────────────────────────────────────────────
 397
 398 # Compile all files, or error if any are recursive.
 399 all : $(call compiled,$(recursivefiles) $(compilablefiles)) ;
 400
 401 # Destroy buildfiles.
 402 clean :
 403         $(if $(BUILDDIR),$(silent)$(RM) -rf $(call quote,$(BUILDDIR)/),)
 404
 405 # Destroy build directory and installed files.
 406 gone : clean uninstall ;
 407
 408 # Provide help.
 409 help :
 410         @$(PRINTF) '%b' '$(subst $(newline),\n,$(makefileinfo))'
 411
 412 # Install the compiled files into `DESTDIR´, or error if any are recursive.
 413 install : $(call installed,$(recursivefiles) $(installablefiles)) ;
 414
 415 # List all source files and includes and their computed types.
 416 list :
 417         @$(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 '
 418
 419 # Destroy installed files.
 420 uninstall :
 421         $(foreach file,$(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),))
 422
 423 # Raise an error when attempting to build any files with recursive dependencies.
 424 $(call compiled,$(recursivefiles)) :
 425         @$(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
 426
 427 # Add as a prerequisite to treat the target as tho it were phony.
 428 FORCE : ;
 429
 430 # ─ ¶ Special Targets ─────────────────────────────────────────────────
 431
 432 # Perform secondary expansion; this enables pattern rules to determine their prerequisites based on the matched pattern.
 433 .SECONDEXPANSION : ;
 434
 435 # Don’t use any implicit rules.
 436 .SUFFIXES : ;
 437
 438 # Phony rules; always consider these out·of·date.
 439 .PHONY : FORCE all default clean gone info install list uninstall $(call compiled,$(recursivefiles)) ;
 440
 441 ifneq ($(typeupdates)$(wildcard $(BUILDDIR)/dependencies)$(wildcard $(BUILDDIR)/destinations),)
 442 # Reload this make·file if the dependency graph or output destinations have changed.
 443 #
 444 # 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.
 445 #
 446 # This recipe only exists after types have been updated or when the dependency graph or destinations file already exists.
 447 #
 448 # ※ There is a chance that generating the dependencies will also update the parsers.
 449 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/dependencies $(BUILDDIR)/destinations
 450         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 451 ifeq ($(typeupdates),)
 452         @if $(TEST) ! -f $(call quote,$(BUILDDIR)/.update-types); then $(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m'; fi
 453 else
 454         $(silent)$(RM) $(BUILDDIR)/.update-types
 455         @$(PRINTF) '%b\n' '\0033[1mDependency graph and output destinations updated. Restarting…\0033[22m'
 456 endif
 457 endif
 458
 459 ifeq ($(typeupdates),)
 460 # Reload this make·file if any of the magic files or parsers have changed.
 461 #
 462 # These are used to classify source files, so if they have changed then the make·file must be reloaded.
 463 #
 464 # This recipe sleeps for one second to ensure that files built after the restart have a more current time·stamp.
 465 $(THISDIR)/GNUmakefile :: $(BUILDDIR)/magic.mgc $(BUILDDIR)/parser.xslt
 466         $(silent)$(TOUCH) $(THISDIR)/GNUmakefile
 467         $(silent)$(RM) -f $(call quote,$(BUILDDIR)/dependencies) $(call quote,$(BUILDDIR)/destinations)
 468         @$(PRINTF) '%b\n' '\0033[1mMagic file or parsers have updated. Restarting…\0033[22m'
 469         $(silent)$(SLEEP) 1
 470         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 471 endif
 472
 473 # ─ ¶ Build Targets ───────────────────────────────────────────────────
 474
 475 # Create symbolic links from the build directory’s store of magic files to their corresponding sources.
 476 $(call magicfile,$(MAGIC)) : $(BUILDDIR)/magic/% : $$(call magicsource,$$@)
 477         $(silent)$(call ensuredirectory,$(dir $@))
 478         $(silent)$(LN) -sf $(call quote,$(realpath $<)) $(call quote,$@)
 479
 480 # Generate the compiled magic file from its sources.
 481 #
 482 # It must be updated if any of the files in the magic directory change.
 483 $(BUILDDIR)/magic.mgc : $(call diffprereqs,magic,$(sort $(call magicfile,$(MAGIC))))
 484         $(foreach outdated,$(filter-out $^,$(wildcard $(BUILDDIR)/magic/*)),$(silent)$(RM) $(call quote,$(outdated))$(newline))
 485         @$(ECHO) "Compiling new magic…"
 486         $(silent)$(call ensuredirectory,$(dir $@))
 487         $(silent)cd $(call quote,$(BUILDDIR)) && $(FILE) -C -m $(call quote,$(realpath $(BUILDDIR)/magic))
 488         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 489
 490 # Generate the main parser.
 491 $(BUILDDIR)/parser.catalog : $(call diffprereqs,parsers,$(sort $(PARSERS)))
 492         @$(ECHO) "Generating catalog of parsers…"
 493         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 494         $(foreach parser,$(PARSERS),$(silent)( $(call id,$(parser)) ) | $(XARGS) -I %% $(XMLCATALOG) --add uri %% $(call quote,$(call fileuri,$(parser))) --noout $(call quote,$@)$(newline))
 495 $(BUILDDIR)/parser.xslt : $(BUILDDIR)/parser.catalog $(THISDIR)/lib/catalog2parser.xslt
 496         @$(ECHO) "Generating main parser…"
 497         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2parser.xslt) $(call quote,$<)
 498         $(silent)$(TOUCH) $(call quote,$(BUILDDIR)/.update-types)
 499
 500 # Parse the files.
 501 #
 502 # 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.
 503 # Asset files are turned into H·T·M·L embeds pointing to `data:´ U·R·I’s.
 504 $(call parsed,$(sourcefiles) $(sourceincludes)) : % : $$(call unparsed,$$@) $(BUILDDIR)/parser.xslt $(typeupdates)
 505         @$(PRINTF) '%s\n' $(call quote,Processing `$<´…)
 506         $(silent)$(call ensuredirectory,$(dir $@))
 507         $(silent)$(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) -o $(call quote,$@) --stringparam BUILDTIME $$(TZ= $(DATE) '+%Y-%m-%dT%H:%M:%SZ') --stringparam IDENTIFIER $(call quote,$(call localuri,$<)) --stringparam SRCTIME $$(TZ= $(STAT) -f '%Sm' -t '%Y-%m-%dT%H:%M:%SZ' $(call quote,$<)) --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) -)
 508
 509 # Generate a catalog of all parsed files, for use when processing includes.
 510 #
 511 # This does not depend on actually transforming the files.
 512 $(BUILDDIR)/catalog : $(call diffprereqs,sources,$(sort $(sourcefiles) $(sourceincludes))) $(typeupdates)
 513         @$(ECHO) "Generating catalog of parsed files…"
 514         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 515         $(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))
 516
 517 # Build a list of dependencies for each parsed file.
 518 $(BUILDDIR)/dependencies : $(BUILDDIR)/catalog $(call parsed,$(plaintextfiles) $(xmlfiles)) $(THISDIR)/lib/catalog2dependencies.xslt
 519         @$(ECHO) "Identifying dependencies…"
 520         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2dependencies.xslt) $(call quote,$<)
 521
 522 # Generate a catalog of destinations for files.
 523 #
 524 # This depends on parsing non·asset source files, but not assets or includes.
 525 # It does not require knowing the dependencies.
 526 $(BUILDDIR)/destinations : $(BUILDDIR)/catalog $(call parsed,$(filter-out $(assetfiles),$(sourcefiles))) $(THISDIR)/lib/catalog2destinations.xslt
 527         @$(ECHO) "Identifying output destinations…"
 528         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2destinations.xslt) $(call quote,$<)
 529
 530 # Generate the main transform.
 531 $(BUILDDIR)/transform.catalog : $(call diffprereqs,transforms,$(sort $(TRANSFORMS)))
 532         @$(ECHO) "Generating catalog of transforms…"
 533         $(silent)$(XMLCATALOG) --create --noout $(call quote,$@)
 534         $(foreach transform,$(TRANSFORMS),$(silent)( $(call id,$(transform)) ) | $(XARGS) -I %% $(XMLCATALOG) --add uri %% $(call quote,$(call fileuri,$(transform))) --noout $(call quote,$@)$(newline))
 535 $(BUILDDIR)/transform.xslt : $(BUILDDIR)/transform.catalog $(THISDIR)/lib/catalog2transform.xslt
 536         @$(ECHO) "Generating main transform…"
 537         $(silent)$(XSLTPROC) -o $(call quote,$@) $(call quote,$(THISDIR)/lib/catalog2transform.xslt) $(call quote,$<)
 538
 539 # Generate the output files using the dependencies as necessary.
 540 $(call compiled,$(compilablefiles)) : $(BUILDDIR)/public/% : $$(call parsed,$$(call uncompiled,$$@)) $(BUILDDIR)/transform.xslt $$(call parsed,$$(call dependencies,$$(call uncompiled,$$@)))
 541         $(silent)$(call ensuredirectory,$(dir $@))
 542         @$(PRINTF) '%s\n' $(call quote,Compiling </$*>…)
 543         $(silent)$(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 IDENTIFIER $(call quote,$(call localuri,$(call uncompiled,$@))) --stringparam PATH $(call quote,/$*) --stringparam CKSUM $$($(CKSUM) $(call quote,$(call uncompiled,$@)) | $(SED) 's/[ ].*//')$(if $(THISREV), --stringparam THISREV $(call quote,$(THISREV)),)$(if $(SRCREV), --stringparam SRCREV $(call quote,$(SRCREV)),) $(call quote,$(BUILDDIR)/transform.xslt) $(call quote,$<)
 544 $(call compiled,$(filter $(assetfiles),$(sourcefiles))) : $(BUILDDIR)/public/% : $$(call uncompiled,$$@)
 545         @$(PRINTF) '%s\n' $(call quote,Compiling </$*>…)
 546         $(silent)$(call ensuredirectory,$(dir $@))
 547         $(silent)$(CP) $(call quote,$<) $(call quote,$@)
 548
 549 # Install compiled files (or error in the case of recursive ones).
 550 $(call installed,$(filter $(assetfiles),$(sourcefiles)) $(recursivefiles) $(compilablefiles)) : $(DESTDIR)/% : $(BUILDDIR)/public/%
 551         @$(PRINTF) '%s\n' $(call quote,Installing </$*>…)
 552         $(silent)$(call ensuredirectory,$(dir $@))
 553         $(silent)$(CP) $(call quote,$<) $(call quote,$@)