mdw@git.distorted.org.uk Git - distorted-chroot/blob - Makefile

   1 ### -*-makefile-*-
   2 ###
   3 ### Main maintenance script for chroots
   4 ###
   5 ### (c) 2018 Mark Wooding
   6 ###
   7
   8 ###----- Licensing notice ---------------------------------------------------
   9 ###
  10 ### This file is part of the distorted.org.uk chroot maintenance tools.
  11 ###
  12 ### distorted-chroot is free software: you can redistribute it and/or
  13 ### modify it under the terms of the GNU General Public License as
  14 ### published by the Free Software Foundation; either version 2 of the
  15 ### License, or (at your option) any later version.
  16 ###
  17 ### distorted-chroot is distributed in the hope that it will be useful,
  18 ### but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20 ### General Public License for more details.
  21 ###
  22 ### You should have received a copy of the GNU General Public License
  23 ### along with distorted-chroot.  If not, write to the Free Software
  24 ### Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  25 ### USA.
  26
  27 all:
  28 clean::
  29 check::
  30 .PHONY: all clean check
  31 .SECONDEXPANSION: #sorry
  32
  33 ###--------------------------------------------------------------------------
  34 ### Configuration.
  35
  36 CONFIG_VARS              =
  37
  38 ## Make verbosity.
  39 V                        = 0
  40
  41 ## Level of pickiness to aspire to.
  42 NOTIFY_FATAL             = 1
  43
  44 ## Volume group from which to allocate chroot volumes and snapshots.
  45 CONFIG_VARS             += VG LVPREFIX
  46 VG                      := vg-$(shell hostname)
  47 LVPREFIX                 =
  48
  49 ## Logical volume size, as an LVM option.
  50 CONFIG_VARS             += LVSZ SNAPOPT
  51 LVSZ                     = -L8G
  52 SNAPOPT                  = -L8G
  53
  54 ## Debian mirror.
  55 CONFIG_VARS             += DEBMIRROR
  56 DEBMIRROR                = http://deb.debian.org/debian/
  57
  58 ## APT sources configurations.  (Also, $($d_APTSRC) for each $d in $(DISTS).)
  59 CONFIG_VARS             += APTSRC
  60 APTSRC                   = etc/aptsrc.conf $(wildcard etc/aptsrc.local.conf)
  61
  62 ## APT configuration fragment names.  These will be linked into
  63 ## `/etc/apt/apt.conf.d' in each chroot.  To put a fragment f in a surprising
  64 ## place, set $(_$f_APTCONFSRC).
  65 CONFIG_VARS             += APTCONF $(foreach f,$(APTCONF),_$f_APTCONFSRC)
  66 APTCONF                  = $(notdir $(wildcard etc/apt-conf.d/[0-9]*[!~]))
  67
  68 ## Proxy setting.
  69 CONFIG_VARS             += PROXY
  70 PROXY                    = $(shell \
  71         eval $$(apt-config $(foreach a,$(APTCONF),-cetc/apt-conf.d/$a) \
  72                 shell proxy Acquire::http::proxy); \
  73         case $${proxy+t} in (t) echo "$$proxy" ;; (*) echo nil ;; esac)
  74
  75 ## Debian distributions to support.
  76 CONFIG_VARS             += PRIMARY_DIST DISTS
  77 PRIMARY_DIST             = stretch
  78 DISTS                    = $(PRIMARY_DIST) buster bullseye bookworm sid
  79
  80 ## Host's native architecture(s).
  81 CONFIG_VARS             += MYARCH NATIVE_ARCHS
  82 MYARCH                  := $(shell dpkg --print-architecture)
  83 OTHERARCHS              := $(shell dpkg --print-foreign-architectures)
  84 NATIVE_ARCHS             = $(MYARCH) $(OTHERARCHS)
  85
  86 ## Foreign (emulated) architectures to support.
  87 CONFIG_VARS             += FOREIGN_ARCHS
  88 FOREIGN_ARCHS            =
  89
  90 ## Master lists of chroots to build and maintain.
  91 CONFIG_VARS             += NATIVE_CHROOTS FOREIGN_CHROOTS
  92 NATIVE_CHROOTS           = $(foreach a,$(NATIVE_ARCHS), \
  93                                 $(foreach d,$(or $($a_DISTS) $(DISTS)), \
  94                                         $d-$a))
  95 FOREIGN_CHROOTS          = $(foreach a,$(FOREIGN_ARCHS), \
  96                                 $(foreach d,$(or $($a_DISTS) $(DISTS)), \
  97                                         $d-$a))
  98
  99 ## Extra packages to be installed in chroots.  `BASE_PACKAGES' are installed
 100 ## through `debootstrap'; `EXTRA_PACKAGES' are installed later, using Apt,
 101 ## which is faster in foreign chroots.
 102 CONFIG_VARS             += BASE_PACKAGES EXTRA_PACKAGES
 103 BASE_PACKAGES            = eatmydata
 104 EXTRA_PACKAGES           = build-essential
 105 EXTRA_PACKAGES          += ccache
 106 EXTRA_PACKAGES          += fakeroot
 107 EXTRA_PACKAGES          += libfile-fcntllock-perl
 108 EXTRA_PACKAGES          += locales
 109
 110 ## Extra packages from which to install the cross tools.
 111 CONFIG_VARS             += CROSS_PACKAGES
 112 CROSS_PACKAGES           = bash coreutils dash findutils
 113 CROSS_PACKAGES          += gzip m4 mawk sed tar xz-utils
 114 CROSS_PACKAGES          += apt ccache eatmydata fakeroot make
 115 CROSS_PACKAGES          += qemu-user-static
 116 CROSS_PACKAGES          += $(foreach a,$(FOREIGN_GNUARCHS),\
 117                                 gcc-$a g++-$a binutils-$a)
 118
 119 ## Native files to install in place of the foreign versions.  `MULTI' here
 120 ## stands for the donor's GNU multiarch name.
 121 CONFIG_VARS             += CROSS_PATHS
 122 CROSS_PATHS             += \
 123         $(addprefix /usr/bin/, \
 124                 apt apt-cache apt-config apt-get apt-key apt-mark) \
 125         $(addprefix /usr/lib/apt/, \
 126                 methods/ solvers/) \
 127         $(addprefix /bin/, \
 128                 cat chgrp chown cp date dd df dir echo false ln ls mkdir \
 129                 mknod mktemp mv pwd readlink rm rmdir sleep stty sync touch \
 130                 true uname vdir) \
 131         $(addprefix /usr/bin/, \
 132                 [ arch b2sum base32 base64 basename chcon cksum comm \
 133                 csplit cut dircolors dirname du env expand expr factor fmt \
 134                 fold groups head hostid id install join link logname md5sum \
 135                 mkfifo nice nl nohup nproc numfmt od paste pathchk pinky pr \
 136                 printenv printf ptx realpath runcon seq sha1sum sha224sum \
 137                 sha256sum sha384sum sha512sum shred shuf sort split stat \
 138                 stdbuf sum tac tail tee test timeout tr truncate tsort tty \
 139                 unexpand uniq unlink users wc who whoami yes) \
 140         ?/usr/lib/MULTI/coreutils/ \
 141         $(addprefix /lib/MULTI/, \
 142                 libnsl.so.* libnss_*.so.*) \
 143         /usr/bin/gpgv \
 144         /usr/bin/qemu-*-static \
 145         $(addprefix /bin/, \
 146                 bash dash gzip sed tar) \
 147         $(addprefix /usr/bin/, \
 148                 ccache find m4 make mawk xargs xz) \
 149         $(addprefix /usr/lib/MULTI/, \
 150                 libeatmydata.so* libfakeroot/) \
 151         $(addprefix /etc/ld.so.conf.d/, \
 152                 MULTI.conf fakeroot*.conf) \
 153         $(foreach a,$(FOREIGN_GNUARCHS), \
 154                 $(addprefix /usr/bin/$a-, \
 155                         addr2line ar as c++filt dwp elfedit gprof ld ld.* \
 156                         nm objcopy objdump ranlib readelf size strings \
 157                         strip) \
 158                 $(addprefix /usr/bin/$a-, \
 159                         cpp gcc g++ gcov gcov-dump gcov-tool gprof \
 160                         gcc-ar gcc-nm gcc-ranlib) \
 161                 /usr/lib/gcc-cross/$a/ \
 162                 /usr/$a/include/c++)
 163
 164 ## Local packages to be compiled and installed in chroots.  Archives can be
 165 ## found in `pkg/'.
 166 CONFIG_VARS             += LOCALPKGS $(foreach p,$(LOCALPKGS),$p_DEPS)
 167 LOCALPKGS                = mLib checkpath
 168 mLib_DEPS                =
 169 checkpath_DEPS           = mLib
 170
 171 ## Which host architecture to use for foreign architectures.  It turns out
 172 ## that it's best to use a Qemu with the same host bitness as the target
 173 ## architecture; otherwise it has to do a difficult job of converting
 174 ## arguments and results between kernel ABI flavours.
 175 32BIT_QEMUHOST           = $(or $(filter i386,$(NATIVE_ARCHS)),$(TOOLSARCH))
 176 64BIT_QEMUHOST           = $(or $(filter amd64,$(NATIVE_ARCHS)),$(TOOLSARCH))
 177
 178 CONFIG_VARS             += $(foreach a,$(FOREIGN_ARCHS),$a_QEMUHOST)
 179 armel_QEMUHOST           = $(32BIT_QEMUHOST)
 180 armhf_QEMUHOST           = $(32BIT_QEMUHOST)
 181 arm64_QEMUHOST           = $(64BIT_QEMUHOST)
 182 i386_QEMUHOST            = $(32BIT_QEMUHOST)
 183 amd64_QEMUHOST           = $(64BIT_QEMUHOST)
 184
 185 ## Which distribution of Qemu to use.
 186 CONFIG_VARS             += $(foreach d,$(DISTS),$d_QEMUDIST)
 187 stretch_QEMUDIST         = buster
 188
 189 ## Qemu architecture names.  These tell us which Qemu binary to use for a
 190 ## particular Debian architecture.
 191 CONFIG_VARS             += $(foreach a,$(FOREIGN_ARCHS),$a_QEMUARCH)
 192 armel_QEMUARCH           = arm
 193 armhf_QEMUARCH           = arm
 194 arm64_QEMUARCH           = aarch64
 195 i386_QEMUARCH            = i386
 196 amd64_QEMUARCH           = x86_64
 197
 198 ## Alias mapping for chroots.
 199 CONFIG_VARS             += $(foreach d,$(DISTS),$d_ALIASES)
 200 stretch_ALIASES          = oldstable
 201 buster_ALIASES           = stable
 202 bullseye_ALIASES         = testing
 203 sid_ALIASES              = unstable
 204
 205 ## Which host architecture to use for commonly used tools in foreign chroots.
 206 CONFIG_VARS             += TOOLSARCH
 207 TOOLSARCH                = $(MYARCH)
 208
 209 ## A directory in which we can maintain private files and state.
 210 CONFIG_VARS             += STATE
 211 STATE                    = state
 212
 213 ## A directory which will be spliced into chroots as `/usr/local.schroot/'.
 214 ## This will be our primary point of contact with the chroot.
 215 CONFIG_VARS             += LOCAL ABSLOCAL
 216 LOCAL                    = local.schroot
 217 ABSLOCAL                 = $(abspath $(LOCAL))
 218
 219 ## How to run a command as a privileged user.
 220 CONFIG_VARS             += ROOTLY
 221 ROOTLY                   = sudo
 222
 223 ## Files to be copied into a chroot from the host.
 224 SCHROOT_COPYFILES        = /etc/resolv.conf
 225 SCHROOT_NSSDATABASES     = passwd shadow group gshadow
 226
 227 ## Local configuration hook.
 228 -include local.mk
 229
 230 ## All chroot names.
 231 CONFIG_VARS             += ALL_ARCHS ALL_CHROOTS
 232 ALL_ARCHS                = $(NATIVE_ARCHS) $(FOREIGN_ARCHS)
 233 ALL_CHROOTS              = $(NATIVE_CHROOTS) $(FOREIGN_CHROOTS)
 234
 235 ## GNU names for foreign architectures.
 236 CONFIG_VARS             += FOREIGN_GNUARCHS
 237 FOREIGN_GNUARCHS        := $(foreach a,$(FOREIGN_ARCHS),\
 238                                 $(shell dpkg-architecture -A$a \
 239                                         -qDEB_TARGET_GNU_TYPE))
 240
 241 ###--------------------------------------------------------------------------
 242 ### Utilities.
 243
 244 ## Hack to force rebuilding.
 245 _force:
 246 .PHONY: _force
 247
 248 ## Hack to not delimit function arguments.  (Ugh!)
 249 comma                    = ,
 250
 251 ## Silent-rules machinery.
 252 V_AT                     = $(V_AT_$V)
 253 V_AT_0                   = @
 254 v_print                  = $(call v_print_$V,$1,$2)
 255 v_print_0                = printf "  %-8s %s\n" "$1" $(call squote,$2);
 256 v_tag                    = $(V_AT)$(call v_print,$1,$@)
 257 v_log                    = $(call v_log_$V,$1,$2)
 258 v_log_                   = $(call v_log_1,$1,$2)
 259 v_log_0                  = $2 >log/$1.log 2>&1
 260 v_log_1                  = $(call catchrc,$(call throwrc,$2) 2>&1 | tee log/$1.log)
 261 v_echo                   = $(call v_echo_$V,$1)
 262 v_echo_0                 = :
 263 v_echo_1                 = printf "%s\n" $1
 264 CLEANFILES              += log/*.log
 265
 266 ## Oh, shut up.
 267 SILENCE_LVM              = \
 268         LVM_SUPPRESS_FD_WARNINGS=1; export LVM_SUPPRESS_FD_WARNINGS
 269
 270 ##      $(call file-name,PATH)
 271 ##
 272 ## Strip any trailing `/' from the PATH.
 273 file-name                = $(1:/=)
 274
 275 ##      $(call base-name,PATH)
 276 ##
 277 ## Expand to the last component of PATH, whether or not it's a directory
 278 ## name with a trailing `/'.
 279 base-name                = $(notdir $(call file-name,$1))
 280
 281 ##      $(call parent-dir,PATH)
 282 ##
 283 ## Expand to the parent directory of PATH, whether or not it's a directory
 284 ## name with a trailing `/'.
 285 ## `/'.
 286 parent-dir               = $(dir $(call file-name,$1))
 287
 288 ##      $(call definedp,VAR)
 289 ##
 290 ## Expand non-empty if and only if VAR is defined (but possibly empty).
 291 definedp                 = $(filter-out undefined,$(origin $1))
 292
 293 ##      $(call catchrc,...$(call throwrc,CMD)...)
 294 ##
 295 ## Catch the exit status of some subpart of a complicated shell rune.
 296 catchrc                  = (exec 3>&1; exit $$({ $1; } 4>&1 >&3 3>&-))
 297 throwrc                  = { $1; echo $$? >&4; }
 298
 299 ##      $(call squote,TXT)
 300 ##
 301 ## Single-quote TXT.
 302 squote                   = '$(subst ','\'',$1)'
 303 #'
 304
 305 ##      $(call chroot-dist,D-A) -> D
 306 ##      $(call chroot-arch,D-A) -> A
 307 ##
 308 ## Parse chroot descriptions.
 309 chroot-dist              = $(patsubst %/,%,$(dir $(subst -,/,$1)))
 310 chroot-arch              = $(notdir $(subst -,/,$1))
 311
 312 ##      $(call package-dir-name,P-V) -> P
 313 ##      $(call package-dir-version,P-V) -> V
 314 ##
 315 ## Parse (source) package directory names.
 316 package-dir-name         = $(sort $(foreach p,$(LOCALPKGS),$(if $(filter $p-$($p_VERSION),$1),$p)))
 317 package-dir-version      = $($(call package-dir-name,$1)_VERSION)
 318
 319 ##      $(call package-dir,P-V.A) -> P-V
 320 ##      $(call package-name,P-V.A) -> P
 321 ##      $(call package-version,P-V.A) -> V
 322 ##      $(call package-arch,P-V.A) -> A
 323 ##
 324 ## Parse package stamp names.
 325 package-dir              = $(basename $1)
 326 package-name             = $(call package-dir-name,$(call package-dir,$1))
 327 package-version          = $(call package-dir-version,$(call package-dir,$1))
 328 package-arch             = $(patsubst .%,%,$(suffix $1))
 329
 330 ##      $(call native-chroot-p,D-A) -> D | <empty>
 331 ##
 332 ## Answer whether D-A is a native chroot.
 333 native-chroot-p          = $(filter $(call chroot-arch,$1),$(NATIVE_ARCHS))
 334
 335 ##      $(call chroot-qemuhost,D-A) -> AA
 336 ##
 337 ## Answer the apporopriate Qemu host architecture for foreign chroot D-A.
 338 chroot-qemuhost          = $($(call chroot-arch,$1)_QEMUHOST)
 339
 340 ##      $(call chroot-deps,PRE,D-A) -> PREDD-AA ... | <empty>
 341 ##
 342 ## Answer a list of additional dependencies for the chroot D-A: specifically,
 343 ## if D-A is foreign then include PRE/DD-AA entries for the tools
 344 ## architecture, and Qemu host architecture (if that's different).
 345 chroot-deps              = $(if $(call native-chroot-p,$2),, \
 346                                 $(addprefix $1$(call chroot-dist,$2)-,\
 347                                         $(sort $(TOOLSARCH) \
 348                                                $(call chroot-qemuhost,$2))))
 349
 350 ## Substituting placeholders in files.
 351 SUBSTITUTIONS           := local=$(shell realpath $(LOCAL))
 352 SUBSTITUTIONS           += primary-dist=$(PRIMARY_DIST)
 353 subst-file               = { \
 354         echo "$1 GENERATED by distorted-chroot: do not edit"; \
 355         substs=""; \
 356         for v in $(SUBSTITUTIONS); do \
 357           var=$${v%%=*} value=$${v\#*=}; \
 358           substs="$$substs s\a@$$var@\a$$value\ag;"; \
 359         done; \
 360         sed "$$substs"; \
 361 }
 362
 363 ###     $(call symlink-ok-p,LINK,DEST)
 364 ###
 365 ### Expand to `t' if LINK is a symbolic link to DEST, and empty otherwise.
 366 symlink-ok-p             = $(shell \
 367         case $$(readlink 2>/dev/null $(patsubst %/,%,$1)) in ($2) echo t ;; esac)
 368
 369 ###     $(call general-notify,SEV,COLOUR,PREFIX,MSG)
 370 ###
 371 ### Report a message, highlighted in the right way, and maybe fail
 372 general-notify           = { \
 373         echo "$$(tput bold; tput setaf $2)$3 "$4"$$(tput sgr0; tput op)"; \
 374         if [ "$1" -le "$(NOTIFY_FATAL)" ]; then exit 2; fi; \
 375 }
 376
 377 ###     $(call report/SEV,MSG)
 378 ###
 379 ### Report a notification of a particular severity.
 380 notify/INFO              = $(call general-notify,3,6,---,$1)
 381 notify/WARN              = $(call general-notify,2,5,???,$1)
 382 notify/ERR               = $(call general-notify,1,1,!!!,$1)
 383
 384 ##      $(call check,SEV,MSG,UNLESS)
 385 ##
 386 ## If UNLESS completes successfully, all is OK; otherwise print MSG to stderr
 387 ## and fail.
 388 check                    = @{ \
 389         $(call v_echo,'check: '$(call squote,$3)''); \
 390         if ! { $3; }; then $(call notify/$1,$2); fi; \
 391 }
 392
 393 ##      $(call check-executable,SEV,PATH)
 394 ##
 395 ## Verify that PATH is an executable program.
 396 check-executable         = $(call check,$1,"\`$2' is not an executable", \
 397         [ -x "$2" ])
 398
 399 ##      $(call check-mountpoint,SEV,DIR)
 400 ##
 401 ## Verify that DIR is a mountpoint.
 402 check-mountpoint         = $(call check,$1,"\`$2' is not a mount point", \
 403         mountpoint -q "$2")
 404
 405 ##      $(call check-symlink,SEV,LINK,DEST)
 406 ##
 407 ## Verify that LINK is a symbolic link pointing to DEST.
 408 check-symlink            = $(call check,$1,"\`$2' is not a link to \`$3'", \
 409         [ -L "$2" ] && [ "$$(readlink "$2")" = "$3" ])
 410
 411 ##      DIR/
 412 ##
 413 ## Make a directory.  Use as an order-only dependency.
 414 %/:; $(V_AT)mkdir -p $@
 415
 416 ###--------------------------------------------------------------------------
 417 ### Python extensions.
 418
 419 CC                       = gcc
 420 CFLAGS                   = -O2 -g -Wall
 421
 422 LD                       = $(CC)
 423 LDFLAGS                  =
 424
 425 c-source                 = $(foreach c,$1,src/$c)
 426 c-object                 = $(foreach c,$1,$(STATE)/obj/$(basename $c).o)
 427
 428 PYEXT_PKGFLAGS          := $(shell pkg-config --cflags python2)
 429 PYEXT_CFLAGS             = -fPIC -fno-strict-aliasing $(PYEXT_PKGFLAGS)
 430 PYEXT_LDFLAGS            = -shared
 431
 432 PYEXTS                  += jobclient
 433 jobclient_SOURCES        = jobclient.c
 434
 435 PYEXT_ALLSRC             = $(foreach x,$(PYEXTS),\
 436                                 $(call c-source,$($x_SOURCES)))
 437 PYEXT_ALLOBJ             = $(foreach x,$(PYEXTS),\
 438                                 $(call c-object,$($x_SOURCES)))
 439 $(PYEXT_ALLOBJ): $(STATE)/obj/%.o: src/%.c | $$(dir $$@)
 440         $(call v_tag,CC)$(CC) -c $(CFLAGS) $(PYEXT_CFLAGS) -o$@ $<
 441
 442 PYMODULES                = $(foreach x,$(PYEXTS),$(STATE)/lib/python/$x.so)
 443 all: $(PYMODULES)
 444 $(PYMODULES): $(STATE)/lib/python/%.so: \
 445                 $$(call c-object,$$($$*_SOURCES)) | $$(dir $$@)
 446         $(call v_tag,LD)$(LD) $(LDFLAGS) $(PYEXT_LDFLAGS) -o$@ $^
 447
 448 ###--------------------------------------------------------------------------
 449 ### Scripts.
 450
 451 SCRIPTS                 += chroot-maint
 452 SCRIPTS                 += mkchrootconf
 453
 454 SUBST_SCRIPTS            = $(addprefix $(STATE)/bin/,$(SCRIPTS))
 455 all: $(SUBST_SCRIPTS)
 456 $(SUBST_SCRIPTS): $(STATE)/bin/%: bin/% $(STATE)/config.sh | $$(dir $$@)
 457         $(call v_tag,SUBST){ \
 458                 sed \
 459                 -e '2i### GENERATED by distorted-chroot: do not edit' \
 460                 -e '/@@@config@@@/ {' \
 461                         -e 'r $(STATE)/config.sh' \
 462                         -e 'd'\
 463                 -e '}' $<; \
 464         } >$@.new && chmod +x $@.new && mv $@.new $@
 465
 466 ###--------------------------------------------------------------------------
 467 ### APT configuration.
 468
 469 ## In a chroot, `/etc/apt/sources.list' links to
 470 ## `/usr/local.schroot/etc/apt/sources.$d' for the appropriate distribution.
 471 APT_SOURCES              = $(foreach d,$(DISTS),$(LOCAL)/etc/apt/sources.$d)
 472 all: $(APT_SOURCES)
 473
 474 $(foreach d,$(DISTS),$(STATE)/etc/apt/aptsrc.$d): \
 475                 $(STATE)/etc/apt/aptsrc.%: | $$(dir $$@)
 476         $(call v_tag,GEN){ \
 477           echo "### -*-conf-*- GENERATED by distorted-chroot: do not edit"; \
 478           echo "subscribe"; \
 479           echo "        debian : $*"; \
 480         } >$@.new && mv $@.new $@
 481
 482 $(APT_SOURCES): $(LOCAL)/etc/apt/sources.%: \
 483                 $$(APTSRC) $$($$*_APTSRC) $$(STATE)/etc/apt/aptsrc.$$* \
 484                 | $$(dir $$@)
 485         $(call v_tag,GEN)bin/mkaptsrc \
 486                 $(APTSRC) $($*_APTSRC) $(STATE)/etc/apt/aptsrc.$* \
 487                 >$@.new && mv $@.new $@
 488 CLEANFILES              += $(APT_SOURCES)
 489
 490 ## In a chroot, a link `/etc/apt/apt.conf.d/FOO' is created for each file in
 491 ## `/usr/local.schroot/etc/apt/apt.conf.d/FOO'.
 492 APT_CONFIGS            = $(addprefix $(LOCAL)/etc/apt/apt.conf.d/,$(APTCONF))
 493 all: $(APT_CONFIGS)
 494 $(APT_CONFIGS): $(LOCAL)/etc/apt/apt.conf.d/%: \
 495                 $$(or $$(_$$*_APTCONFSRC) etc/apt-conf.d/$$*) | $$(dir $$@)
 496         $(call v_tag,COPY)cp $< $@.new && mv $@.new $@
 497 clean::; rm -f $(APT_CONFIGS)
 498
 499 ###--------------------------------------------------------------------------
 500 ### Build hacks.
 501
 502 check::; $(call check-executable,ERR,/usr/bin/eatmydata)
 503
 504 EATMYDATA_HACKS         += apt-get aptitude dpkg
 505 SYMLINK_EATMYDATA_HACKS  = $(addprefix $(LOCAL)/hacks/,$(EATMYDATA_HACKS))
 506 all: $(SYMLINK_EATMYDATA_HACKS)
 507 $(SYMLINK_EATMYDATA_HACKS): $(LOCAL)/hacks/%: \
 508                 $$(if $$(call symlink-ok-p,$$@,/usr/bin/eatmydata),,_force) \
 509                 | $$(dir $$@)
 510         $(call v_tag,SYMLINK)ln -sf /usr/bin/eatmydata $@.new && mv $@.new $@
 511 clean::; rm -f $(SYMLINK_EATMYDATA_HACKS)
 512
 513 SCRIPT_HACKS            += buildwrap
 514 COPY_SCRIPT_HACKS        = $(addprefix $(LOCAL)/hacks/,$(SCRIPT_HACKS))
 515 all: $(COPY_SCRIPT_HACKS)
 516 $(COPY_SCRIPT_HACKS): $(LOCAL)/hacks/%: bin/% | $$(dir $$@)
 517         $(call v_tag,COPY)cp $< $@.new && mv $@.new $@
 518 clean::; rm -f $(COPY_SCRIPT_HACKS)
 519
 520 ###--------------------------------------------------------------------------
 521 ### `schroot' and `sbuild' configuration.
 522
 523 all: schroot-config
 524 schroot-config:
 525 .PHONY: schroot-config
 526
 527 check::; $(call check-mountpoint,WARN,/var/lib/sbuild/build)
 528 check::; $(call check-symlink,WARN,/build,/var/lib/sbuild/build)
 529 check::; $(call check-symlink,ERR,/schroot,/run/schroot/mount)
 530
 531 %print-varlist           = { \
 532         echo "\#\#\# -*-sh-*- GENERATED by distorted-chroot: do not edit"; \
 533         $(foreach v,$1,$(if $(call definedp,$v),\
 534                 echo $v=\'$(call squote,$($v))\';)) \
 535 }
 536 schroot-config_HASH     := \
 537         $(shell $(call %print-varlist,$(CONFIG_VARS)) | \
 538                 sha256sum | cut -c1-32)
 539 schroot-config_FILE      = $(STATE)/config.sh-$(schroot-config_HASH)
 540 $(schroot-config_FILE): | $(STATE)/
 541         $(V_AT)rm -f $(STATE)/config.sh-*
 542         $(call v_tag,GEN)$(call %print-varlist,$(CONFIG_VARS)) \
 543                 >$@.new && mv $@.new $@
 544
 545 schroot-config: $(STATE)/config.sh
 546 $(STATE)/config.sh: $(schroot-config_FILE)
 547         $(call v_tag,SYMLINK)ln -sf $(call base-name,$<) $@
 548
 549 schroot-config: $(LOCAL)/etc/schroot/sbuild.schroot
 550 $(LOCAL)/etc/schroot/sbuild.schroot: $(STATE)/bin/mkchrootconf | $$(dir $$@)
 551         $(call v_tag,GEN)$(STATE)/bin/mkchrootconf >$@.new && \
 552                 $(ROOTLY) chown root:root $@.new && mv $@.new $@
 553 CLEANFILES              += $(LOCAL)/etc/schroot/sbuild.schroot
 554 check::; $(call check-symlink,WARN,/etc/schroot/chroot.d/sbuild,$(ABSLOCAL)/etc/schroot/sbuild.schroot)
 555
 556 schroot-config: $(LOCAL)/etc/schroot/sbuild.profile/copyfiles
 557 $(LOCAL)/etc/schroot/sbuild.profile/copyfiles: \
 558                 $(schroot-config_STAMP) | $$(dir $$@)
 559         $(call v_tag,GEN){ \
 560           echo "### -*-conf-*- GENERATED by distorted-chroot: do not edit"; \
 561           for i in $(SCHROOT_COPYFILES); do echo "$$i"; done; \
 562         } >$@.new && mv $@.new $@
 563 CLEANFILES              += $(LOCAL)/etc/schroot/sbuild.profile/copyfiles
 564
 565 schroot-config: $(LOCAL)/etc/schroot/sbuild.profile/nssdatabases
 566 $(LOCAL)/etc/schroot/sbuild.profile/nssdatabases: \
 567                 $(schroot-config_STAMP) | $$(dir $$@)
 568         $(call v_tag,GEN){ \
 569           echo "### -*-conf-*- GENERATED by distorted-chroot: do not edit"; \
 570           for i in $(SCHROOT_NSSDATABASES); do echo "$$i"; done; \
 571         } >$@.new && mv $@.new $@
 572 CLEANFILES              += $(LOCAL)/etc/schroot/sbuild.profile/nssdatabases
 573
 574 schroot-config: $(LOCAL)/etc/schroot/sbuild.profile/fstab
 575 $(LOCAL)/etc/schroot/sbuild.profile/fstab: \
 576                 etc/sbuild.fstab.in $(schroot-config_STAMP) | $$(dir $$@)
 577         $(call v_tag,SUBST)$(call subst-file,### -*-conf-*-) \
 578                 <$< >$@.new && mv $@.new $@
 579 CLEANFILES              += $(LOCAL)/etc/schroot/sbuild.profile/fstab
 580
 581 check::; $(call check-symlink,WARN,/etc/schroot/sbuild,$(ABSLOCAL)/etc/schroot/sbuild.profile)
 582
 583 schroot-config: $(LOCAL)/etc/sbuild.conf
 584 $(LOCAL)/etc/sbuild.conf: etc/sbuild.conf.in \
 585                 $(schroot-config_STAMP) | $$(dir $$@)
 586         $(call v_tag,SUBST)$(call subst-file,### -*-perl-*-) \
 587                 <$< >$@.new && mv $@.new $@
 588 CLEANFILES              += $(LOCAL)/etc/sbuild.conf
 589 check::; $(call check-symlink,WARN,/etc/sbuild/sbuild.conf,$(ABSLOCAL)/etc/sbuild.conf)
 590 check::; $(call check-executable,WARN,/usr/local.schroot/hacks/apt-get)
 591
 592 SCHROOT_SCRIPTS         += 11private
 593 SCHROOT_SCRIPTS         += 15binfmt
 594 SCHROOT_SCRIPTS         += 51chrootenv
 595 COPY_SCHROOT_SCRIPTS     = $(addprefix $(LOCAL)/etc/schroot/setup.d/,$(SCHROOT_SCRIPTS))
 596 schroot-config: $(COPY_SCHROOT_SCRIPTS)
 597 $(COPY_SCHROOT_SCRIPTS): \
 598                 $(LOCAL)/etc/schroot/setup.d/%: etc/schroot-scripts/% \
 599                 | $$(dir $$@)
 600         $(call v_tag,COPY)cp $< $@.new && mv $@.new $@
 601 CLEANFILES              += $(COPY_SCHROOT_SCRIPTS)
 602
 603 CHECK_SCHROOT_SCRIPTS    = $(addprefix check-script/,$(SCHROOT_SCRIPTS))
 604 check:: $(CHECK_SCHROOT_SCRIPTS)
 605 $(CHECK_SCHROOT_SCRIPTS): check-script/%:
 606         $(call check-symlink,WARN,/etc/schroot/setup.d/$*,$(ABSLOCAL)/etc/schroot/setup.d/$*)
 607 .PHONY: $(addprefix check-script/,$(SCHROOT_SCRIPTS))
 608
 609 ###--------------------------------------------------------------------------
 610 ### Ccache setup.
 611
 612 CCACHE_CONFIGS           = $(foreach r,$(ALL_CHROOTS), \
 613         /var/lib/sbuild/build/.ccache/$(LVPREFIX)$r/ccache.conf)
 614 all: $(CCACHE_CONFIGS)
 615 $(CCACHE_CONFIGS): /var/lib/sbuild/build/.ccache/$(LVPREFIX)%/ccache.conf: \
 616                 etc/ccache.conf | $$(dir $$@)
 617         $(call v_tag,COPY)cp $< $@.new && mv $@.new $@
 618
 619 ###--------------------------------------------------------------------------
 620 ### `/usr/local/' structure.
 621
 622 LOCAL_COMMON_DIRS        = share/ src/
 623 LOCAL_EXTRA_DIRS         = share/man/
 624 all: $(foreach d,$(LOCAL_COMMON_DIRS) $(LOCAL_EXTRA_DIRS),$(LOCAL)/$d)
 625
 626 LOCAL_ARCH_DIRS          = bin/ etc/ games/ include/ include.aside/
 627 LOCAL_ARCH_DIRS         += lib/ libexec/ sbin/
 628 LOCAL_ARCH_LINKS         = man
 629 man_LINKDEST             = share/man
 630 all: $(foreach a,$(ALL_ARCHS),\
 631         $(LOCAL)/$a/ \
 632         $(foreach d,$(LOCAL_ARCH_DIRS),$(LOCAL)/$a/$d) \
 633         $(foreach d,$(LOCAL_ARCH_LINKS),$(LOCAL)/$a/$d) \
 634         $(foreach d,$(LOCAL_COMMON_DIRS),$(LOCAL)/$a/$d))
 635
 636 $(foreach a,$(ALL_ARCHS),\
 637   $(foreach d,$(LOCAL_ARCH_LINKS),$(LOCAL)/$a/$d)): \
 638                 $$(if $$(call symlink-ok-p,$$@,$$($$(call base-name,$$@)_LINKDEST)),,_force) \
 639                 | $$(dir $$@)
 640         $(call v_tag,SYMLINK)ln -sf $($(call base-name,$@)_LINKDEST) $@
 641 $(foreach a,$(ALL_ARCHS),\
 642   $(foreach d,$(LOCAL_COMMON_DIRS),$(LOCAL)/$a/$d)): \
 643                 $$(if $$(call symlink-ok-p,$$@,../$$(call base-name,$$@)),,_force) \
 644                 | $$(call parent-dir,$$@)
 645         $(call v_tag,SYMLINK)ln -sf ../$(call base-name,$@) $(call file-name,$@)
 646
 647 ###--------------------------------------------------------------------------
 648 ### Main chroot maintenance.
 649
 650 OPTS                     =
 651 FRESH                    = 1w
 652 JOBS                     = chroot cross-tools pkg-build
 653
 654 MAINTQ_                  = -q
 655 MAINTQ_0                 = -q
 656 MAINT                    = +$(call v_tag,MAINT)\
 657         PYTHONPATH=$(STATE)/lib/python $(STATE)/bin/chroot-maint \
 658                 $(MAINTQ_$V) $(OPTS)
 659
 660 maint: all check
 661         $(MAINT) -f$(FRESH) $(JOBS)
 662 .PHONY: maint
 663
 664 ###--------------------------------------------------------------------------
 665 ### Running random commands.
 666
 667 CMD                      = echo %d %a
 668 subst-command            = $(subst %d,$(call chroot-dist,$1), \
 669                                 $(subst %a,$(call chroot-arch,$1), \
 670                                         $(subst %r,$1, $(CMD))))
 671
 672 run: $(foreach c,$(ALL_CHROOTS),run/$c)
 673 $(foreach c,$(ALL_CHROOTS),run/$c): run/%:
 674         $(V_AT)$(call v_print,RUN,$(call subst-command,$*))\
 675                 $(call subst-command,$*)
 676
 677 ###--------------------------------------------------------------------------
 678 ### Other maintenance targets.
 679
 680 show:; : $x
 681
 682 clean::
 683         rm -f $(CLEANFILES)
 684         rm -rf $(STATE)
 685
 686 realclean:: clean
 687         rm -rf $(LOCAL)
 688
 689 ###----- That's all, folks --------------------------------------------------