Makefile

   1 ## SPDX-License-Identifier: BSD-3-Clause
   2
   3 ifneq ($(words $(CURDIR)),1)
   4     $(error Error: Path to the main directory cannot contain spaces)
   5 endif
   6 top := $(CURDIR)
   7 src := src
   8 srck := $(top)/util/kconfig
   9 obj ?= build
  10 override obj := $(subst $(top)/,,$(abspath $(obj)))
  11 xcompile ?= $(obj)/xcompile
  12 objutil ?= $(obj)/util
  13 objk := $(objutil)/kconfig
  14 absobj := $(abspath $(obj))
  15
  16 additional-dirs :=
  17
  18 VBOOT_HOST_BUILD ?= $(abspath $(objutil)/vboot_lib)
  19
  20 COREBOOT_EXPORTS := COREBOOT_EXPORTS
  21 COREBOOT_EXPORTS += top src srck obj objutil objk
  22
  23 DOTCONFIG ?= $(top)/.config
  24 KCONFIG_CONFIG = $(DOTCONFIG)
  25 KCONFIG_AUTOADS := $(obj)/cb-config.ads
  26 KCONFIG_AUTOHEADER := $(obj)/config.h
  27 KCONFIG_AUTOCONFIG := $(obj)/auto.conf
  28 KCONFIG_DEPENDENCIES := $(obj)/auto.conf.cmd
  29 KCONFIG_SPLITCONFIG := $(obj)/config/
  30 KCONFIG_TRISTATE := $(obj)/tristate.conf
  31 KCONFIG_NEGATIVES := 1
  32 KCONFIG_STRICT := 1
  33 KCONFIG_PACKAGE := CB.Config
  34 KCONFIG_MAKEFILE_REAL ?= $(objk)/Makefile.real
  35
  36 COREBOOT_EXPORTS += KCONFIG_CONFIG KCONFIG_AUTOHEADER KCONFIG_AUTOCONFIG
  37 COREBOOT_EXPORTS += KCONFIG_DEPENDENCIES KCONFIG_SPLITCONFIG KCONFIG_TRISTATE
  38 COREBOOT_EXPORTS += KCONFIG_NEGATIVES KCONFIG_STRICT
  39 COREBOOT_EXPORTS += KCONFIG_AUTOADS KCONFIG_PACKAGE
  40
  41 # directory containing the toplevel Makefile.inc
  42 TOPLEVEL := .
  43
  44 CONFIG_SHELL := sh
  45 KBUILD_DEFCONFIG := configs/defconfig
  46 UNAME_RELEASE := $(shell uname -r)
  47 HAVE_DOTCONFIG := $(wildcard $(DOTCONFIG))
  48 HAVE_KCONFIG_MAKEFILE_REAL := $(wildcard $(KCONFIG_MAKEFILE_REAL))
  49 MAKEFLAGS += -rR --no-print-directory
  50
  51 # Make is silent per default, but 'make V=1' will show all compiler calls.
  52 Q:=@
  53 ifneq ($(V),1)
  54 ifneq ($(Q),)
  55 .SILENT:
  56 MAKEFLAGS += -s
  57 quiet_errors := 2>/dev/null
  58 endif
  59 endif
  60
  61 # Disable implicit/built-in rules to make Makefile errors fail fast.
  62 .SUFFIXES:
  63
  64 HOSTCFLAGS := -g
  65 HOSTCXXFLAGS := -g
  66
  67 PREPROCESS_ONLY := -E -P -x assembler-with-cpp -undef -I .
  68
  69 export $(COREBOOT_EXPORTS)
  70
  71 all: real-all
  72
  73 help_coreboot help::
  74         @echo  '*** coreboot platform targets ***'
  75         @echo  '  Use "make [target] V=1" for extra build debug information'
  76         @echo  '  all                   - Build coreboot'
  77         @echo  '  clean                 - Remove coreboot build artifacts'
  78         @echo  '  distclean             - Remove build artifacts and config files'
  79         @echo  '  sphinx                - Build sphinx documentation for coreboot'
  80         @echo  '  sphinx-lint           - Build sphinx documenttion for coreboot with warnings as errors'
  81         @echo  '  filelist              - Show files used in current build'
  82         @echo  '  printall              - print makefile info for debugging'
  83         @echo  '  gitconfig             - set up git to submit patches to coreboot'
  84         @echo  '  ctags / ctags-project - make ctags file for all of coreboot or current board'
  85         @echo  '  cscope / cscope-project - make cscope.out file for coreboot or current board'
  86         @echo
  87
  88 # This include must come _before_ the pattern rules below!
  89 # Order _does_ matter for pattern rules.
  90 include $(srck)/Makefile.inc
  91
  92 # The cases where we don't need fully populated $(obj) lists:
  93 # 1. when no .config exists
  94 # 2. When no $(obj)/util/kconfig/Makefile.real exists and we're building tools
  95 # 3. when make config (in any flavour) is run
  96 # 4. when make distclean is run
  97 # Don't waste time on reading all Makefile.incs in these cases
  98 ifeq ($(strip $(HAVE_DOTCONFIG)),)
  99 NOCOMPILE:=1
 100 endif
 101 ifeq ($(strip $(HAVE_KCONFIG_MAKEFILE_REAL)),)
 102 ifneq ($(MAKECMDGOALS),tools)
 103 NOCOMPILE:=1
 104 endif
 105 endif
 106 ifneq ($(MAKECMDGOALS),)
 107 ifneq ($(filter %config %clean cross% clang iasl lint% help% what-jenkins-does,$(MAKECMDGOALS)),)
 108 NOCOMPILE:=1
 109 endif
 110 ifneq ($(filter %clean lint% help% what-jenkins-does,$(MAKECMDGOALS)),)
 111 NOMKDIR:=1
 112 UNIT_TEST:=1
 113 endif
 114 endif
 115
 116 ifneq ($(filter help%, $(MAKECMDGOALS)), )
 117 NOCOMPILE:=1
 118 UNIT_TEST:=1
 119 else
 120 ifneq ($(filter %-test %-tests %coverage-report, $(MAKECMDGOALS)),)
 121 ifneq ($(filter-out %-test %-tests %coverage-report, $(MAKECMDGOALS)),)
 122 $(error Cannot mix unit-tests targets with other targets)
 123 endif
 124 UNIT_TEST:=1
 125 NOCOMPILE:=
 126 endif
 127 endif
 128
 129 $(xcompile): util/xcompile/xcompile
 130         rm -f $@
 131         $< $(XGCCPATH) > $@.tmp
 132         \mv -f $@.tmp $@ 2> /dev/null
 133         rm -f $@.tmp
 134
 135 ifeq ($(NOCOMPILE),1)
 136 # We also don't use .xcompile in the no-compile situations, so
 137 # provide some reasonable defaults.
 138 HOSTCC ?= $(if $(shell type gcc 2>/dev/null),gcc,cc)
 139 HOSTCXX ?= g++
 140
 141 include $(TOPLEVEL)/Makefile.inc
 142 include $(TOPLEVEL)/payloads/Makefile.inc
 143 include $(TOPLEVEL)/util/testing/Makefile.inc
 144 -include $(TOPLEVEL)/site-local/Makefile.inc
 145 include $(TOPLEVEL)/tests/Makefile.inc
 146 real-all:
 147         @echo "Error: Trying to build, but NOCOMPILE is set." >&2
 148         @echo "  Please file a bug with the following information:"
 149         @echo "- MAKECMDGOALS: $(MAKECMDGOALS)" >&2
 150         @echo "- HAVE_DOTCONFIG: $(HAVE_DOTCONFIG)" >&2
 151         @echo "- HAVE_KCONFIG_MAKEFILE_REAL: $(HAVE_KCONFIG_MAKEFILE_REAL)" >&2
 152         @exit 1
 153 else
 154
 155 ifneq ($(UNIT_TEST),1)
 156 include $(DOTCONFIG)
 157 endif
 158
 159 # The toolchain requires xcompile to determine the ARCH_SUPPORTED, so we can't
 160 # wait for make to generate the file.
 161 $(if $(wildcard $(xcompile)),, $(shell \
 162         mkdir -p $(dir $(xcompile)) && \
 163         util/xcompile/xcompile $(XGCCPATH) > $(xcompile) || rm -f $(xcompile)))
 164
 165 include $(xcompile)
 166
 167 ifneq ($(XCOMPILE_COMPLETE),1)
 168 $(shell rm -f $(xcompile))
 169 $(error $(xcompile) deleted because it's invalid. \
 170         Restarting the build should fix that, or explain the problem)
 171 endif
 172
 173 # reproducible builds
 174 LANG:=C
 175 LC_ALL:=C
 176 TZ:=UTC0
 177 ifneq ($(NOCOMPILE),1)
 178 SOURCE_DATE_EPOCH := $(shell $(top)/util/genbuild_h/genbuild_h.sh . | sed -n 's/^.define COREBOOT_BUILD_EPOCH\>.*"\(.*\)".*/\1/p')
 179 endif
 180 # don't use COREBOOT_EXPORTS to ensure build steps outside the coreboot build system
 181 # are reproducible
 182 export LANG LC_ALL TZ SOURCE_DATE_EPOCH
 183
 184 ifneq ($(CONFIG_MMX),y)
 185 CFLAGS_x86_32 += -mno-mmx
 186 endif
 187
 188 ifneq ($(UNIT_TEST),1)
 189 include toolchain.inc
 190 endif
 191
 192 strip_quotes = $(strip $(subst ",,$(subst \",,$(1))))
 193 # fix makefile syntax highlighting after strip macro \" "))
 194
 195 # The primary target needs to be here before we include the
 196 # other files
 197
 198 real-all: real-target
 199
 200 # must come rather early
 201 .SECONDARY:
 202 .SECONDEXPANSION:
 203 .DELETE_ON_ERROR:
 204
 205 $(KCONFIG_AUTOHEADER): $(KCONFIG_CONFIG) $(objutil)/kconfig/conf
 206         $(MAKE) olddefconfig
 207         $(MAKE) syncconfig
 208
 209 $(KCONFIG_AUTOCONFIG): $(KCONFIG_AUTOHEADER)
 210         true
 211
 212 $(KCONFIG_AUTOADS): $(KCONFIG_CONFIG) $(KCONFIG_AUTOHEADER) $(objutil)/kconfig/toada
 213         $(objutil)/kconfig/toada CB.Config <$< >$@
 214
 215 $(obj)/%/$(notdir $(KCONFIG_AUTOADS)): $(KCONFIG_AUTOADS)
 216         cp $< $@
 217
 218 # Add a new class of source/object files to the build system
 219 add-class= \
 220         $(eval $(1)-srcs:=) \
 221         $(eval $(1)-objs:=) \
 222         $(eval classes+=$(1))
 223
 224 # Special classes are managed types with special behaviour
 225 # On parse time, for each entry in variable $(1)-y
 226 # a handler $(1)-handler is executed with the arguments:
 227 # * $(1): directory the parser is in
 228 # * $(2): current entry
 229 add-special-class= \
 230         $(eval $(1):=) \
 231         $(eval special-classes+=$(1))
 232
 233 # Converts one or more source file paths to their corresponding build/ paths.
 234 # Only .ads, adb, .c and .S get converted to .o, other files (like .ld) keep
 235 # their name.
 236 # $1 stage name
 237 # $2 file path (list)
 238 src-to-obj=\
 239         $(patsubst $(obj)/%,$(obj)/$(1)/%,\
 240         $(patsubst $(obj)/$(1)/%,$(obj)/%,\
 241         $(patsubst 3rdparty/%,$(obj)/%,\
 242         $(patsubst src/%,$(obj)/%,\
 243         $(patsubst %.ads,%.o,\
 244         $(patsubst %.adb,%.o,\
 245         $(patsubst %.c,%.o,\
 246         $(patsubst %.S,%.o,\
 247         $(subst .$(1),,$(2))))))))))
 248
 249 # Converts one or more source file paths to the corresponding build/ paths
 250 # of their Ada library information (.ali) files.
 251 # $1 stage name
 252 # $2 file path (list)
 253 src-to-ali=\
 254         $(patsubst $(obj)/%,$(obj)/$(1)/%,\
 255         $(patsubst $(obj)/$(1)/%,$(obj)/%,\
 256         $(patsubst 3rdparty/%,$(obj)/%,\
 257         $(patsubst src/%,$(obj)/%,\
 258         $(patsubst %.ads,%.ali,\
 259         $(patsubst %.adb,%.ali,\
 260         $(subst .$(1),,\
 261         $(filter %.ads %.adb,$(2)))))))))
 262
 263 # Clean -y variables, include Makefile.inc
 264 # Add paths to files in X-y to X-srcs
 265 # Add subdirs-y to subdirs
 266 includemakefiles= \
 267         $(foreach class,classes subdirs $(classes) $(special-classes), $(eval $(class)-y:=)) \
 268         $(eval -include $(1)) \
 269         $(foreach class,$(classes-y), $(call add-class,$(class))) \
 270         $(foreach special,$(special-classes), \
 271                 $(foreach item,$($(special)-y), $(call $(special)-handler,$(dir $(1)),$(item)))) \
 272         $(foreach class,$(classes), \
 273                 $(eval $(class)-srcs+= \
 274                         $$(subst $(absobj)/,$(obj)/, \
 275                         $$(subst $(top)/,, \
 276                         $$(abspath $$(subst $(dir $(1))/,/,$$(addprefix $(dir $(1)),$$($(class)-y)))))))) \
 277         $(eval subdirs+=$$(subst $(CURDIR)/,,$$(wildcard $$(abspath $$(addprefix $(dir $(1)),$$(subdirs-y))))))
 278
 279 # For each path in $(subdirs) call includemakefiles
 280 # Repeat until subdirs is empty
 281 evaluate_subdirs= \
 282         $(eval cursubdirs:=$(subdirs)) \
 283         $(eval subdirs:=) \
 284         $(foreach dir,$(cursubdirs), \
 285                 $(eval $(call includemakefiles,$(dir)/Makefile.inc))) \
 286         $(if $(subdirs),$(eval $(call evaluate_subdirs)))
 287
 288 # collect all object files eligible for building
 289 subdirs:=$(TOPLEVEL)
 290 postinclude-hooks :=
 291
 292 # Don't iterate through Makefile.incs under src/ when building tests
 293 ifneq ($(UNIT_TEST),1)
 294 $(eval $(call evaluate_subdirs))
 295 else
 296 include $(TOPLEVEL)/tests/Makefile.inc
 297 endif
 298
 299 ifeq ($(FAILBUILD),1)
 300 $(error cannot continue build)
 301 endif
 302
 303 # Run hooks registered by subdirectories that need to be evaluated after all files have been parsed
 304 $(eval $(postinclude-hooks))
 305
 306 # Eliminate duplicate mentions of source files in a class
 307 $(foreach class,$(classes),$(eval $(class)-srcs:=$(sort $($(class)-srcs))))
 308
 309 # Build Kconfig .ads if necessary
 310 ifeq ($(CONFIG_RAMSTAGE_ADA),y)
 311 ramstage-srcs += $(obj)/ramstage/$(notdir $(KCONFIG_AUTOADS))
 312 endif
 313
 314 # To track dependencies, we need all Ada specification (.ads) files in
 315 # *-srcs. Extract / filter all specification files that have a matching
 316 # body (.adb) file here (specifications without a body are valid sources
 317 # in Ada).
 318 $(foreach class,$(classes),$(eval $(class)-extra-specs := \
 319         $(filter \
 320                 $(addprefix %/,$(patsubst %.adb,%.ads,$(notdir $(filter %.adb,$($(class)-srcs))))), \
 321                 $(filter %.ads,$($(class)-srcs)))))
 322 $(foreach class,$(classes),$(eval $(class)-srcs := \
 323         $(filter-out $($(class)-extra-specs),$($(class)-srcs))))
 324
 325 $(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class),$($(class)-srcs))))
 326 $(foreach class,$(classes),$(eval $(class)-alis:=$(call src-to-ali,$(class),$($(class)-srcs))))
 327
 328 # For Ada includes
 329 $(foreach class,$(classes),$(eval $(class)-ada-dirs:=$(sort $(dir $(filter %.ads %.adb,$($(class)-srcs)) $($(class)-extra-specs)))))
 330
 331 # Save all objs before processing them (for dependency inclusion)
 332 originalobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
 333
 334 # Call post-processors if they're defined
 335 $(foreach class,$(classes),\
 336         $(if $(value $(class)-postprocess),$(eval $(call $(class)-postprocess,$($(class)-objs)))))
 337
 338 allsrcs:=$(foreach var, $(addsuffix -srcs,$(classes)), $($(var)))
 339 allobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))
 340 alldirs:=$(sort $(abspath $(dir $(allobjs))))
 341
 342 # Reads dependencies from an Ada library information (.ali) file
 343 # Only basenames (with suffix) are preserved so we have to look the
 344 # paths up in $($(stage)-srcs).
 345 # $1 stage name
 346 # $2 ali file
 347 create_ada_deps=$$(if $(2),\
 348         gnat.adc \
 349         $$(filter \
 350                 $$(addprefix %/,$$(shell sed -ne's/^D \([^\t]\+\).*$$$$/\1/p' $(2) 2>/dev/null)), \
 351                 $$($(1)-srcs) $$($(1)-extra-specs)))
 352
 353 # macro to define template macros that are used by use_template macro
 354 define create_cc_template
 355 # $1 obj class
 356 # $2 source suffix (c, S, ld, ...)
 357 # $3 additional compiler flags
 358 # $4 additional dependencies
 359 ifn$(EMPTY)def $(1)-objs_$(2)_template
 360 de$(EMPTY)fine $(1)-objs_$(2)_template
 361 ifn$(EMPTY)eq ($(filter ads adb,$(2)),)
 362 $$(call src-to-obj,$1,$$(1).$2): $$(1).$2 $$(call create_ada_deps,$1,$$(call src-to-ali,$1,$$(1).$2)) $(4)
 363         @printf "    GCC        $$$$(subst $$$$(obj)/,,$$$$(@))\n"
 364         $(GCC_$(1)) \
 365                 $$$$(ADAFLAGS_$(1)) $$$$(addprefix -I,$$$$($(1)-ada-dirs)) \
 366                 $(3) -c -o $$$$@ $$$$<
 367 el$(EMPTY)se
 368 $$(call src-to-obj,$1,$$(1).$2): $$(1).$2 $(KCONFIG_AUTOHEADER) $(4)
 369         @printf "    CC         $$$$(subst $$$$(obj)/,,$$$$(@))\n"
 370         $(CC_$(1)) \
 371                 -MMD $$$$(CPPFLAGS_$(1)) $$$$(CFLAGS_$(1)) -MT $$$$(@) \
 372                 $(3) -c -o $$$$@ $$$$<
 373 end$(EMPTY)if
 374 en$(EMPTY)def
 375 end$(EMPTY)if
 376 endef
 377
 378 filetypes-of-class=$(subst .,,$(sort $(suffix $($(1)-srcs))))
 379 $(foreach class,$(classes), \
 380         $(foreach type,$(call filetypes-of-class,$(class)), \
 381                 $(eval $(class)-$(type)-ccopts += $(generic-$(type)-ccopts) $($(class)-generic-ccopts)) \
 382                 $(if $(generic-objs_$(type)_template_gen),$(eval $(call generic-objs_$(type)_template_gen,$(class))),\
 383                 $(eval $(call create_cc_template,$(class),$(type),$($(class)-$(type)-ccopts),$($(class)-$(type)-deps))))))
 384
 385 foreach-src=$(foreach file,$($(1)-srcs),$(eval $(call $(1)-objs_$(subst .,,$(suffix $(file)))_template,$(basename $(file)))))
 386 $(eval $(foreach class,$(classes),$(call foreach-src,$(class))))
 387
 388 # To supported complex package initializations, we need to call the
 389 # emitted code explicitly. gnatbind gathers all the calls for us
 390 # and exports them as a procedure $(stage)_adainit(). Every stage that
 391 # uses Ada code has to call it!
 392 define gnatbind_template
 393 # $1 class
 394 $$(obj)/$(1)/b__$(1).adb: $$$$(filter-out $$(obj)/$(1)/b__$(1).ali,$$$$($(1)-alis))
 395         @printf "    BIND       $$(subst $$(obj)/,,$$@)\n"
 396         # We have to give gnatbind a simple filename (without leading
 397         # path components) so just cd there.
 398         cd $$(dir $$@) && \
 399                 $$(GNATBIND_$(1)) -a -n \
 400                         --RTS=$$(absobj)/libgnat-$$(ARCH-$(1)-y)/ \
 401                         -L$(1)_ada -o $$(notdir $$@) \
 402                         $$(subst $$(dir $$@),,$$^)
 403 $$(obj)/$(1)/b__$(1).o: $$(obj)/$(1)/b__$(1).adb
 404         @printf "    GCC        $$(subst $$(obj)/,,$$@)\n"
 405         $(GCC_$(1)) $$(ADAFLAGS_$(1)) -c -o $$@ $$<
 406 $(1)-objs += $$(obj)/$(1)/b__$(1).o
 407 $($(1)-alis): %.ali: %.o ;
 408 endef
 409
 410 $(eval $(foreach class,$(filter-out libgnat-%,$(classes)), \
 411         $(if $($(class)-alis),$(call gnatbind_template,$(class)))))
 412
 413 DEPENDENCIES += $(addsuffix .d,$(basename $(allobjs)))
 414 -include $(DEPENDENCIES)
 415
 416 printall:
 417         @$(foreach class,$(classes), echo $(class)-objs: $($(class)-objs) | tr ' ' '\n'; echo; )
 418         @echo alldirs: $(alldirs) | tr ' ' '\n'; echo
 419         @echo allsrcs: $(allsrcs) | tr ' ' '\n'; echo
 420         @echo DEPENDENCIES: $(DEPENDENCIES) | tr ' ' '\n'; echo
 421         @$(foreach class,$(special-classes),echo $(class):'$($(class))' | tr ' ' '\n'; echo; )
 422 endif
 423
 424 ifndef NOMKDIR
 425 $(shell mkdir -p $(KCONFIG_SPLITCONFIG) $(objk)/lxdialog $(additional-dirs) $(alldirs))
 426 endif
 427
 428 $(obj)/project_filelist.txt:
 429         if [ -z "$(wildcard $(obj)/coreboot.rom)" ]; then \
 430                 echo "*** Error: Project must be built before generating file list ***"; \
 431                 exit 1; \
 432         fi
 433         find $(obj) -path "$(obj)/util" -prune -o -name "*.d" -exec cat {} \; | \
 434           sed "s|$(top)/||" | sed 's/[:\\]/ /g' | sed 's/ /\n/g' | sort | uniq | \
 435           grep -v '\.o$$' > $(obj)/project_filelist.txt
 436
 437 filelist: $(obj)/project_filelist.txt
 438         printf "\nFiles used in build:\n"
 439         cat $(obj)/project_filelist.txt
 440
 441 #works with either exuberant ctags or ctags.emacs
 442 ctags-project: clean-ctags $(obj)/project_filelist.txt
 443         cat $(obj)/project_filelist.txt | \
 444           xargs ctags -o tags
 445
 446 cscope-project: clean-cscope $(obj)/project_filelist.txt
 447         cat $(obj)/project_filelist.txt | xargs cscope -b
 448
 449 cscope:
 450         cscope -bR
 451
 452 sphinx:
 453         $(MAKE) -C Documentation -f Makefile.sphinx html
 454
 455 sphinx-lint:
 456         $(MAKE) SPHINXOPTS=-W -C Documentation -f Makefile.sphinx html
 457
 458 clean-for-update:
 459         rm -rf $(obj) .xcompile
 460
 461 clean: clean-for-update clean-utils clean-payloads
 462         rm -f .ccwrap
 463
 464 clean-cscope:
 465         rm -f cscope.out
 466
 467 clean-ctags:
 468         rm -f tags
 469
 470 clean-utils:
 471         $(foreach tool, $(TOOLLIST), \
 472                 $(MAKE) -C util/$(tool) clean MFLAGS= MAKEFLAGS= ;)
 473
 474 distclean-utils:
 475         $(foreach tool, $(TOOLLIST), \
 476                 $(MAKE) -C util/$(tool) distclean MFLAGS= MAKEFLAGS= ; \
 477                 rm -f /util/$(tool)/junit.xml;)
 478
 479 distclean: clean clean-ctags clean-cscope distclean-payloads distclean-utils
 480         rm -f .config .config.old ..config.tmp* .kconfig.d .tmpconfig* .ccwrap .xcompile
 481         rm -rf coreboot-builds coreboot-builds-chromeos
 482         rm -f abuild*.xml junit.xml* util/lint/junit.xml
 483
 484 .PHONY: $(PHONY) clean clean-for-update clean-cscope cscope distclean sphinx sphinx-lint
 485 .PHONY: ctags-project cscope-project clean-ctags