1 # 2 # Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # 5 # This code is free software; you can redistribute it and/or modify it 6 # under the terms of the GNU General Public License version 2 only, as 7 # published by the Free Software Foundation. Oracle designates this 8 # particular file as subject to the "Classpath" exception as provided 9 # by Oracle in the LICENSE file that accompanied this code. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 ################################################################ 27 # 28 # Setup common utility functions. 29 # 30 ################################################################ 31 32 ifndef _MAKEBASE_GMK 33 _MAKEBASE_GMK := 1 34 35 ifeq ($(wildcard $(SPEC)),) 36 $(error MakeBase.gmk needs SPEC set to a proper spec.gmk) 37 endif 38 39 # By defining this pseudo target, make will automatically remove targets 40 # if their recipe fails so that a rebuild is automatically triggered on the 41 # next make invocation. 42 .DELETE_ON_ERROR: 43 44 ################################################################################ 45 # Definitions for special characters 46 ################################################################################ 47 48 # When calling macros, the spaces between arguments are 49 # often semantically important! Sometimes we need to subst 50 # spaces and commas, therefore we need the following macros. 51 X:= 52 SPACE:=$(X) $(X) 53 COMMA:=, 54 DOLLAR:=$$ 55 HASH:=\# 56 LEFT_PAREN:=( 57 RIGHT_PAREN:=) 58 SQUOTE:=' 59 #' 60 DQUOTE:=" 61 #" 62 define NEWLINE 63 64 65 endef 66 67 # In GNU Make 4.0 and higher, there is a file function for writing to files. 68 ifeq (4.0, $(firstword $(sort 4.0 $(MAKE_VERSION)))) 69 HAS_FILE_FUNCTION := true 70 endif 71 72 ############################## 73 # Functions 74 ############################## 75 76 ### Debug functions 77 78 # Prints the name and value of a variable 79 PrintVar = \ 80 $(info $(strip $1) >$($(strip $1))<) 81 82 ### Functions for timers 83 84 # Store the build times in this directory. 85 BUILDTIMESDIR=$(OUTPUT_ROOT)/make-support/build-times 86 87 # Record starting time for build of a sub repository. 88 define RecordStartTime 89 $(MKDIR) -p $(BUILDTIMESDIR) 90 $(DATE) '+%Y %m %d %H %M %S' | $(NAWK) '{ print $$1,$$2,$$3,$$4,$$5,$$6,($$4*3600+$$5*60+$$6) }' > $(BUILDTIMESDIR)/build_time_start_$(strip $1) 91 $(DATE) '+%Y-%m-%d %H:%M:%S' > $(BUILDTIMESDIR)/build_time_start_$(strip $1)_human_readable 92 endef 93 94 # Record ending time and calculate the difference and store it in a 95 # easy to read format. Handles builds that cross midnight. Expects 96 # that a build will never take 24 hours or more. 97 define RecordEndTime 98 $(DATE) '+%Y %m %d %H %M %S' | $(NAWK) '{ print $$1,$$2,$$3,$$4,$$5,$$6,($$4*3600+$$5*60+$$6) }' > $(BUILDTIMESDIR)/build_time_end_$(strip $1) 99 $(DATE) '+%Y-%m-%d %H:%M:%S' > $(BUILDTIMESDIR)/build_time_end_$(strip $1)_human_readable 100 $(ECHO) `$(CAT) $(BUILDTIMESDIR)/build_time_start_$(strip $1)` `$(CAT) $(BUILDTIMESDIR)/build_time_end_$(strip $1)` $1 | \ 101 $(NAWK) '{ F=$$7; T=$$14; if (F > T) { T+=3600*24 }; D=T-F; H=int(D/3600); \ 102 M=int((D-H*3600)/60); S=D-H*3600-M*60; printf("%02d:%02d:%02d %s\n",H,M,S,$$15); }' \ 103 > $(BUILDTIMESDIR)/build_time_diff_$(strip $1) 104 endef 105 106 # Hook to be called when starting to execute a top-level target 107 define TargetEnter 108 $(PRINTF) "## Starting $(patsubst %-only,%,$@)\n" 109 $(call RecordStartTime,$(patsubst %-only,%,$@)) 110 endef 111 112 # Hook to be called when finish executing a top-level target 113 define TargetExit 114 $(call RecordEndTime,$(patsubst %-only,%,$@)) 115 $(PRINTF) "## Finished $(patsubst %-only,%,$@) (build time %s)\n\n" \ 116 "`$(CAT) $(BUILDTIMESDIR)/build_time_diff_$(patsubst %-only,%,$@) | $(CUT) -f 1 -d ' '`" 117 endef 118 119 ################################################################################ 120 # This macro translates $ into \$ to protect the $ from expansion in the shell. 121 # To make this macro resilient against already escaped strings, first remove 122 # any present escapes before escaping so that no double escapes are added. 123 EscapeDollar = $(subst $$,\$$,$(subst \$$,$$,$(strip $1))) 124 125 ################################################################################ 126 # This macro translates $ into $$ to protect the string from make itself. 127 DoubleDollar = $(subst $$,$$$$,$(strip $1)) 128 129 ################################################################################ 130 # ListPathsSafely can be used to print command parameters to a file. This is 131 # typically done if the command line lenght risk being too long for the 132 # OS/shell. In later make versions, the file function can be used for this 133 # purpose. For earlier versions, a more complex implementation is provided. 134 # 135 # The function ListPathsSafely can be called either directly or, more commonly 136 # from a recipe line. If called from a recipe, it will be executed in the 137 # evaluation phase of that recipe, which means that it will write to the file 138 # before any other line in the recipe has been run. 139 ifeq ($(HAS_FILE_FUNCTION), true) 140 # Param 1 - Name of variable containing paths/arguments to output 141 # Param 2 - File to print to 142 # Param 3 - Set to true to append to file instead of overwriting 143 define ListPathsSafely 144 $$(call MakeDir, $$(dir $$(strip $2))) 145 $$(file $$(if $$(filter true, $$(strip $3)),>>,>) \ 146 $$(strip $2),$$(subst $$(SPACE),$$(NEWLINE),$$(strip $$($$(strip $1))))) 147 endef 148 149 else # HAS_FILE_FUNCTION 150 151 $(eval compress_paths = \ 152 $(strip $(shell $(CAT) $(SRC_ROOT)/make/common/support/ListPathsSafely-pre-compress.incl))) 153 compress_paths += \ 154 $(subst $(SRC_ROOT),X97, \ 155 $(subst $(OUTPUT_ROOT),X98, \ 156 $(subst X,X00, \ 157 $(subst $(SPACE),\n,$(strip $1))))) 158 $(eval compress_paths += \ 159 $(strip $(shell $(CAT) $(SRC_ROOT)/make/common/support/ListPathsSafely-post-compress.incl))) 160 161 decompress_paths=$(SED) -f $(SRC_ROOT)/make/common/support/ListPathsSafely-uncompress.sed \ 162 -e 's|X99|\\n|g' \ 163 -e 's|X98|$(OUTPUT_ROOT)|g' -e 's|X97|$(SRC_ROOT)|g' \ 164 -e 's|X00|X|g' 165 166 ListPathsSafely_IfPrintf = \ 167 $(if $(word $3,$($(strip $1))), \ 168 $(shell $(PRINTF) -- "$(strip $(call EscapeDollar, \ 169 $(call compress_paths, $(wordlist $3,$4,$($(strip $1))))))\n" \ 170 | $(decompress_paths) >> $2)) 171 172 # Param 1 - Name of variable containing paths/arguments to output 173 # Param 2 - File to print to 174 # Param 3 - Set to true to append to file instead of overwriting 175 define ListPathsSafely 176 ifneq (,$$(word 10001,$$($1))) 177 $$(error Cannot list safely more than 10000 paths. $1 has $$(words $$($1)) paths!) 178 endif 179 $$(call MakeDir, $$(dir $2)) 180 ifneq ($$(strip $3), true) 181 $$(shell $(RM) $$(strip $2)) 182 endif 183 184 $$(call ListPathsSafely_IfPrintf,$1,$2,1,250) 185 $$(call ListPathsSafely_IfPrintf,$1,$2,251,500) 186 $$(call ListPathsSafely_IfPrintf,$1,$2,501,750) 187 $$(call ListPathsSafely_IfPrintf,$1,$2,751,1000) 188 189 $$(call ListPathsSafely_IfPrintf,$1,$2,1001,1250) 190 $$(call ListPathsSafely_IfPrintf,$1,$2,1251,1500) 191 $$(call ListPathsSafely_IfPrintf,$1,$2,1501,1750) 192 $$(call ListPathsSafely_IfPrintf,$1,$2,1751,2000) 193 194 $$(call ListPathsSafely_IfPrintf,$1,$2,2001,2250) 195 $$(call ListPathsSafely_IfPrintf,$1,$2,2251,2500) 196 $$(call ListPathsSafely_IfPrintf,$1,$2,2501,2750) 197 $$(call ListPathsSafely_IfPrintf,$1,$2,2751,3000) 198 199 $$(call ListPathsSafely_IfPrintf,$1,$2,3001,3250) 200 $$(call ListPathsSafely_IfPrintf,$1,$2,3251,3500) 201 $$(call ListPathsSafely_IfPrintf,$1,$2,3501,3750) 202 $$(call ListPathsSafely_IfPrintf,$1,$2,3751,4000) 203 204 $$(call ListPathsSafely_IfPrintf,$1,$2,4001,4250) 205 $$(call ListPathsSafely_IfPrintf,$1,$2,4251,4500) 206 $$(call ListPathsSafely_IfPrintf,$1,$2,4501,4750) 207 $$(call ListPathsSafely_IfPrintf,$1,$2,4751,5000) 208 209 $$(call ListPathsSafely_IfPrintf,$1,$2,5001,5250) 210 $$(call ListPathsSafely_IfPrintf,$1,$2,5251,5500) 211 $$(call ListPathsSafely_IfPrintf,$1,$2,5501,5750) 212 $$(call ListPathsSafely_IfPrintf,$1,$2,5751,6000) 213 214 $$(call ListPathsSafely_IfPrintf,$1,$2,6001,6250) 215 $$(call ListPathsSafely_IfPrintf,$1,$2,6251,6500) 216 $$(call ListPathsSafely_IfPrintf,$1,$2,6501,6750) 217 $$(call ListPathsSafely_IfPrintf,$1,$2,6751,7000) 218 219 $$(call ListPathsSafely_IfPrintf,$1,$2,7001,7250) 220 $$(call ListPathsSafely_IfPrintf,$1,$2,7251,7500) 221 $$(call ListPathsSafely_IfPrintf,$1,$2,7501,7750) 222 $$(call ListPathsSafely_IfPrintf,$1,$2,7751,8000) 223 224 $$(call ListPathsSafely_IfPrintf,$1,$2,8001,8250) 225 $$(call ListPathsSafely_IfPrintf,$1,$2,8251,8500) 226 $$(call ListPathsSafely_IfPrintf,$1,$2,8501,8750) 227 $$(call ListPathsSafely_IfPrintf,$1,$2,8751,9000) 228 229 $$(call ListPathsSafely_IfPrintf,$1,$2,9001,9250) 230 $$(call ListPathsSafely_IfPrintf,$1,$2,9251,9500) 231 $$(call ListPathsSafely_IfPrintf,$1,$2,9501,9750) 232 $$(call ListPathsSafely_IfPrintf,$1,$2,9751,10000) 233 endef 234 endif # HAS_FILE_FUNCTION 235 236 # The source tips can come from the Mercurial repository, or in the files 237 # $(HGTIP_FILENAME) which contains the tip but is also positioned in the same 238 # directory as the original $(HGDIR) directory. 239 # These should not be := assignments, only used from the root Makefile. 240 HG_VERSION = $(shell $(HG) version 2> /dev/null) 241 HG_DIRECTORY=.hg 242 HGTIP_FILENAME=.hgtip 243 HG_SEARCH = ./REPO ./*/REPO ./*/*/REPO ./*/*/*/REPO 244 REPO_LIST = $(patsubst ./%,%,$(patsubst %/,%,$(sort $(dir \ 245 $(shell $(CD) $(SRC_ROOT) ; \ 246 $(LS) -d $(HG_SEARCH:%/REPO=%/$(HG_DIRECTORY)) \ 247 $(HG_SEARCH:%/REPO=%/$(HGTIP_FILENAME)) \ 248 2> /dev/null))))) 249 250 # Emit the repo:tip pairs to $@ 251 define GetSourceTips 252 $(CD) $(SRC_ROOT) ; \ 253 for i in $(REPO_LIST) IGNORE ; do \ 254 if [ "$${i}" = "IGNORE" ] ; then \ 255 continue; \ 256 elif [ -d $${i}/$(HG_DIRECTORY) -a "$(HG_VERSION)" != "" ] ; then \ 257 $(PRINTF) " %s:%s" \ 258 "$${i}" `$(HG) tip --repository $${i} --template '{node|short}\n'` ; \ 259 elif [ -f $${i}/$(HGTIP_FILENAME) ] ; then \ 260 $(PRINTF) " %s:%s" \ 261 "$${i}" `$(CAT) $${i}/$(HGTIP_FILENAME)` ; \ 262 fi; \ 263 done >> $@ 264 $(PRINTF) "\n" >> $@ 265 endef 266 267 # Create the HGTIP_FILENAME file. Called from jdk/make/closed/bundles.gmk 268 define CreateHgTip 269 $(HG) tip --repository $1 --template '{node|short}\n' > $1/$(HGTIP_FILENAME); \ 270 $(ECHO) $1/$(HGTIP_FILENAME) 271 endef 272 273 define SetupLogging 274 ifeq ($$(LOG_LEVEL), trace) 275 # Shell redefinition trick inspired by http://www.cmcrossroads.com/ask-mr-make/6535-tracing-rule-execution-in-gnu-make 276 # For each target executed, will print 277 # Building <TARGET> (from <FIRST PREREQUISITE>) (<ALL NEWER PREREQUISITES> newer) 278 # but with a limit of 20 on <ALL NEWER PREREQUISITES>, to avoid cluttering logs too much 279 # (and causing a crash on Cygwin). 280 # Default shell seems to always be /bin/sh. Must override with bash to get this to work on Solaris. 281 # Only use time if it's GNU time which supports format and output file. 282 WRAPPER_SHELL := $$(BASH) $$(SRC_ROOT)/common/bin/shell-tracer.sh $$(if $$(findstring yes,$$(IS_GNU_TIME)),$$(TIME),-) $$(OUTPUT_ROOT)/build-trace-time.log $$(SHELL) 283 SHELL := $$(warning $$(if $$@,Building $$@,Running shell command) $$(if $$<, (from $$<))$$(if $$?, ($$(wordlist 1, 20, $$?) $$(if $$(wordlist 21, 22, $$?), ... [in total $$(words $$?) files]) newer)))$$(WRAPPER_SHELL) 284 endif 285 # Never remove warning messages; this is just for completeness 286 LOG_WARN := 287 ifneq ($$(findstring $$(LOG_LEVEL), info debug trace),) 288 LogInfo = $$(info $$(strip $$1)) 289 LOG_INFO := 290 else 291 LogInfo = 292 LOG_INFO := > /dev/null 293 endif 294 ifneq ($$(findstring $$(LOG_LEVEL), debug trace),) 295 LogDebug = $$(info $$(strip $$1)) 296 LOG_DEBUG := 297 else 298 LogDebug = 299 LOG_DEBUG := > /dev/null 300 endif 301 ifneq ($$(findstring $$(LOG_LEVEL), trace),) 302 LogTrace = $$(info $$(strip $$1)) 303 LOG_TRACE := 304 else 305 LogTrace = 306 LOG_TRACE := > /dev/null 307 endif 308 endef 309 310 # Make sure logging is setup for everyone that includes MakeBase.gmk. 311 $(eval $(call SetupLogging)) 312 313 ################################################################################ 314 # Creates a sequence of increasing numbers (inclusive). 315 # Param 1 - starting number 316 # Param 2 - ending number 317 sequence = \ 318 $(wordlist $1, $2, $(strip \ 319 $(eval SEQUENCE_COUNT :=) \ 320 $(call _sequence-do,$(strip $2)))) 321 322 _sequence-do = \ 323 $(if $(word $1, $(SEQUENCE_COUNT)),, \ 324 $(eval SEQUENCE_COUNT += .) \ 325 $(words $(SEQUENCE_COUNT)) \ 326 $(call _sequence-do,$1)) 327 328 ################################################################################ 329 330 MAX_PARAMS := 35 331 PARAM_SEQUENCE := $(call sequence, 2, $(MAX_PARAMS)) 332 333 # Template for creating a macro taking named parameters. To use it, assign the 334 # template to a variable with the name you want for your macro, using '=' 335 # assignment. Then define a macro body with the suffix "Body". The Body macro 336 # should take 1 parameter which should be a unique string for that invocation 337 # of the macro. 338 # Ex: 339 # SetupFoo = $(NamedParamsMacroTemplate) 340 # define SetupFooBody 341 # # do something 342 # # access parameters as $$($1_BAR) 343 # endef 344 # Call it like this 345 # $(eval $(call SetupFoo, BUILD_SOMETHING, \ 346 # BAR := some parameter value, \ 347 # )) 348 define NamedParamsMacroTemplate 349 $(if $($(MAX_PARAMS)),$(error Internal makefile error: \ 350 Too many named arguments to macro, please update MAX_PARAMS in MakeBase.gmk)) 351 # Iterate over 2 3 4... and evaluate the named parameters with $1_ as prefix 352 $(foreach i,$(PARAM_SEQUENCE), $(if $(strip $($i)),\ 353 $(strip $1)_$(strip $($i)))$(NEWLINE)) 354 # Debug print all named parameter names and values 355 $(if $(findstring $(LOG_LEVEL),debug trace), \ 356 $(info $0 $(strip $1) $(foreach i,$(PARAM_SEQUENCE), \ 357 $(if $(strip $($i)),$(NEWLINE) $(strip [$i] $(if $(filter $(LOG_LEVEL), trace), \ 358 $($i), $(wordlist 1, 20, $($(i))) $(if $(word 21, $($(i))), ...))))))) 359 360 $(if $(DEBUG_$(strip $1)), 361 $(info -------- <<< Begin expansion of $(strip $1)) \ 362 $(info $(call $(0)Body,$(strip $1))) \ 363 $(info -------- >>> End expansion of $(strip $1)) \ 364 ) 365 366 $(call $(0)Body,$(strip $1)) 367 endef 368 369 ################################################################################ 370 # Make directory without forking mkdir if not needed 371 MakeDir = \ 372 $(strip $(if $(subst $(wildcard $1 $2 $3 $4 $5 $6 $7 $8 $9),,$(strip $1 $2 $3 $4 $5 $6 $7 $8 $9)),\ 373 $(shell $(MKDIR) -p $1 $2 $3 $4 $5 $6 $7 $8 $9))) 374 375 ################################################################################ 376 # Assign a variable only if it is empty 377 # Param 1 - Variable to assign 378 # Param 2 - Value to assign 379 SetIfEmpty = \ 380 $(if $($(strip $1)),,$(eval $(strip $1) := $2)) 381 382 ################################################################################ 383 384 ifeq ($(OPENJDK_TARGET_OS),solaris) 385 # On Solaris, if the target is a symlink and exists, cp won't overwrite. 386 # Cp has to operate in recursive mode to allow for -P flag, to preserve soft links. If the 387 # name of the target file differs from the source file, rename after copy. 388 # If the source and target parent directories are the same, recursive copy doesn't work 389 # so we fall back on regular copy, which isn't preserving symlinks. 390 define install-file 391 $(MKDIR) -p '$(@D)' 392 $(RM) '$@' 393 if [ "$(@D)" != "$(<D)" ]; then \ 394 $(CP) -f -r -P '$<' '$(@D)'; \ 395 if [ "$(@F)" != "$(<F)" ]; then \ 396 $(MV) '$(@D)/$(<F)' '$@'; \ 397 fi; \ 398 else \ 399 if [ -L '$<' ]; then \ 400 $(ECHO) "Source file is a symlink and target is in the same directory: $< $@" ; \ 401 exit 1; \ 402 fi; \ 403 $(CP) -f '$<' '$@'; \ 404 fi 405 endef 406 else ifeq ($(OPENJDK_TARGET_OS),macosx) 407 # On mac, extended attributes sometimes creep into the source files, which may later 408 # cause the creation of ._* files which confuses testing. Clear these with xattr if 409 # set. Some files get their write permissions removed after being copied to the 410 # output dir. When these are copied again to images, xattr would fail. By only clearing 411 # attributes when they are present, failing on this is avoided. 412 define install-file 413 $(MKDIR) -p '$(@D)' 414 $(CP) -fRP '$<' '$@' 415 if [ -n "`$(XATTR) -l '$@'`" ]; then $(XATTR) -c '$@'; fi 416 endef 417 else 418 # Running mkdir and cp in the same shell speeds up copy intensive tasks in Cygwin 419 # significantly. 420 define install-file 421 $(MKDIR) -p '$(@D)' && $(CP) -fP '$<' '$@' 422 endef 423 endif 424 425 ################################################################################ 426 # Filter out duplicate sub strings while preserving order. Keeps the first occurance. 427 uniq = \ 428 $(if $1,$(firstword $1) $(call uniq,$(filter-out $(firstword $1),$1))) 429 430 # Returns all whitespace-separated words in $2 where at least one of the 431 # whitespace-separated words in $1 is a substring. 432 containing = \ 433 $(strip \ 434 $(foreach v,$(strip $2),\ 435 $(call uniq,$(foreach p,$(strip $1),$(if $(findstring $p,$v),$v))))) 436 437 # Returns all whitespace-separated words in $2 where none of the 438 # whitespace-separated words in $1 is a substring. 439 not-containing = \ 440 $(strip $(filter-out $(call containing,$1,$2),$2)) 441 442 # Return a list of all string elements that are duplicated in $1. 443 dups = \ 444 $(strip $(foreach v, $(sort $1), $(if $(filter-out 1, \ 445 $(words $(filter $v, $1))), $v))) 446 447 # String equals 448 equals = \ 449 $(and $(findstring $(strip $1),$(strip $2)),\ 450 $(findstring $(strip $2),$(strip $1))) 451 452 # Remove a whole list of prefixes 453 # $1 - List of prefixes 454 # $2 - List of elements to process 455 remove-prefixes = \ 456 $(strip $(if $1,$(patsubst $(firstword $1)%,%,\ 457 $(call remove-prefixes,$(filter-out $(firstword $1),$1),$2)),$2)) 458 459 # Convert the string given to upper case, without any $(shell) 460 # Inspired by http://lists.gnu.org/archive/html/help-make/2013-09/msg00009.html 461 uppercase_table := a,A b,B c,C d,D e,E f,F g,G h,H i,I j,J k,K l,L m,M n,N o,O \ 462 p,P q,Q r,R s,S t,T u,U v,V w,W x,X y,Y z,Z 463 464 uppercase_internal = \ 465 $(if $(strip $1), $$(subst $(firstword $1), $(call uppercase_internal, \ 466 $(wordlist 2, $(words $1), $1), $2)), $2) 467 468 # Convert a string to upper case. Works only on a-z. 469 # $1 - The string to convert 470 uppercase = \ 471 $(strip \ 472 $(eval uppercase_result := $(call uppercase_internal, $(uppercase_table), $1)) \ 473 $(uppercase_result) \ 474 ) 475 476 ################################################################################ 477 478 ifneq ($(DISABLE_CACHE_FIND), true) 479 # In Cygwin, finds are very costly, both because of expensive forks and because 480 # of bad file system caching. Find is used extensively in $(shell) commands to 481 # find source files. This makes rerunning make with no or few changes rather 482 # expensive. To speed this up, these two macros are used to cache the results 483 # of simple find commands for reuse. 484 # 485 # Runs a find and stores both the directories where it was run and the results. 486 # This macro can be called multiple times to add to the cache. Only finds files 487 # with no filters. 488 # 489 # Needs to be called with $(eval ) 490 # 491 # Even if the performance benifit is negligible on other platforms, keep the 492 # functionality active unless explicitly disabled to exercise it more. 493 # 494 # Initialize FIND_CACHE_DIRS with := to make it a non recursively-expanded variable 495 FIND_CACHE_DIRS := 496 # Param 1 - Dirs to find in 497 # Param 2 - (optional) specialization. Normally "-a \( ... \)" expression. 498 define FillCacheFind 499 # Filter out already cached dirs. The - is needed when FIND_CACHE_DIRS is empty 500 # since filter out will then return empty. 501 FIND_CACHE_NEW_DIRS := $$(filter-out $$(addsuffix /%,\ 502 - $(FIND_CACHE_DIRS)) $(FIND_CACHE_DIRS), $1) 503 ifneq ($$(FIND_CACHE_NEW_DIRS), ) 504 # Remove any trailing slash from dirs in the cache dir list 505 FIND_CACHE_DIRS += $$(patsubst %/,%, $$(FIND_CACHE_NEW_DIRS)) 506 FIND_CACHE := $$(sort $$(FIND_CACHE) $$(shell $(FIND) $$(FIND_CACHE_NEW_DIRS) \( -type f -o -type l \) $2)) 507 endif 508 endef 509 510 # Mimics find by looking in the cache if all of the directories have been cached. 511 # Otherwise reverts to shell find. This is safe to call on all platforms, even if 512 # cache is deactivated. 513 # 514 # $1 can be either a directory or a file. If it's a directory, make 515 # sure we have exactly one trailing slash before the wildcard. 516 # The extra - is needed when FIND_CACHE_DIRS is empty but should be harmless. 517 # 518 # Param 1 - Dirs to find in 519 # Param 2 - (optional) specialization. Normally "-a \( ... \)" expression. 520 define CacheFind 521 $(if $(filter-out $(addsuffix /%,- $(FIND_CACHE_DIRS)) $(FIND_CACHE_DIRS),$1), \ 522 $(shell $(FIND) $1 \( -type f -o -type l \) $2), \ 523 $(filter $(addsuffix /%,$(patsubst %/,%,$1)) $1,$(FIND_CACHE))) 524 endef 525 526 else 527 # If CacheFind is disabled, just run the find command. 528 # Param 1 - Dirs to find in 529 # Param 2 - (optional) specialization. Normally "-a \( ... \)" expression. 530 define CacheFind 531 $(shell $(FIND) $1 \( -type f -o -type l \) $2) 532 endef 533 endif 534 535 ################################################################################ 536 537 define AddFileToCopy 538 # Helper macro for SetupCopyFiles 539 # 1 : Source file 540 # 2 : Dest file 541 # 3 : Variable to add targets to 542 # 4 : Macro to call for copy operation 543 $2: $1 544 $(ECHO) $(LOG_INFO) Copying $$(patsubst $(OUTPUT_ROOT)/%,%,$$@) 545 $$($$(strip $4)) 546 547 $3 += $2 548 endef 549 550 # Returns the value of the first argument 551 identity = \ 552 $(strip $1) 553 554 # Setup make rules for copying files, with an option to do more complex 555 # processing instead of copying. 556 # 557 # Parameter 1 is the name of the rule. This name is used as variable prefix, 558 # and the targets generated are listed in a variable by that name. 559 # 560 # Remaining parameters are named arguments. These include: 561 # SRC : Source root dir (defaults to dir of first file) 562 # DEST : Dest root dir 563 # FILES : List of files to copy with absolute paths, or path relative to SRC. 564 # Must be in SRC. 565 # FLATTEN : Set to flatten the directory structure in the DEST dir. 566 # MACRO : Optionally override the default macro used for making the copy. 567 # Default is 'install-file' 568 # NAME_MACRO : Optionally supply a macro that rewrites the target file name 569 # based on the source file name 570 SetupCopyFiles = $(NamedParamsMacroTemplate) 571 define SetupCopyFilesBody 572 573 ifeq ($$($1_MACRO), ) 574 $1_MACRO := install-file 575 endif 576 577 # Default SRC to the dir of the first file. 578 ifeq ($$($1_SRC), ) 579 $1_SRC := $$(dir $$(firstword $$($1_FILES))) 580 endif 581 582 ifeq ($$($1_NAME_MACRO), ) 583 $1_NAME_MACRO := identity 584 endif 585 586 # Remove any trailing slash from SRC and DEST 587 $1_SRC := $$(patsubst %/,%,$$($1_SRC)) 588 $1_DEST := $$(patsubst %/,%,$$($1_DEST)) 589 590 $$(foreach f, $$(patsubst $$($1_SRC)/%,%,$$($1_FILES)), \ 591 $$(eval $$(call AddFileToCopy, $$($1_SRC)/$$f, \ 592 $$($1_DEST)/$$(call $$(strip $$($1_NAME_MACRO)),$$(if $$($1_FLATTEN),$$(notdir $$f),$$f)), \ 593 $1, $$($1_MACRO)))) 594 595 endef 596 597 ################################################################################ 598 # ShellQuote 599 # 600 # Quotes a string with single quotes and replaces single quotes with '\'' so 601 # that the contents survives being given to the shell. 602 603 ShellQuote = \ 604 $(SQUOTE)$(subst $(SQUOTE),$(SQUOTE)\$(SQUOTE)$(SQUOTE),$(strip $1))$(SQUOTE) 605 606 ################################################################################ 607 # Write to and read from file 608 609 # Param 1 - File to read 610 ReadFile = \ 611 $(shell $(CAT) $1) 612 613 # Param 1 - Text to write 614 # Param 2 - File to write to 615 ifeq ($(HAS_FILE_FUNCTION), true) 616 WriteFile = \ 617 $(file >$2,$(strip $1)) 618 else 619 # Use printf to get consistent behavior on all platforms. 620 WriteFile = \ 621 $(shell $(PRINTF) "%s" $(call ShellQuote, $1) > $2) 622 endif 623 624 ################################################################################ 625 # DependOnVariable 626 # 627 # This macro takes a variable name and puts the value in a file only if the 628 # value has changed since last. The name of the file is returned. This can be 629 # used to create rule dependencies on make variable values. The following 630 # example would get rebuilt if the value of SOME_VAR was changed: 631 # 632 # path/to/some-file: $(call DependOnVariable, SOME_VAR) 633 # echo $(SOME_VAR) > $@ 634 # 635 # Note that leading and trailing white space in the value is ignored. 636 # 637 638 # Defines the sub directory structure to store variable value file in 639 DependOnVariableDirName = \ 640 $(strip $(subst $(SRC_ROOT)/,,\ 641 $(if $(filter /%, $(firstword $(MAKEFILE_LIST))), \ 642 $(firstword $(MAKEFILE_LIST)), \ 643 $(CURDIR)/$(firstword $(MAKEFILE_LIST))))) 644 645 # Defines the name of the file to store variable value in. Generates a name 646 # unless parameter 2 is given. 647 # Param 1 - Name of variable 648 # Param 2 - (optional) name of file to store value in 649 DependOnVariableFileName = \ 650 $(strip $(if $(strip $2), $2, \ 651 $(MAKESUPPORT_OUTPUTDIR)/vardeps/$(DependOnVariableDirName)/$(strip $1).vardeps)) 652 653 # Does the actual work with parameters stripped. 654 # If the file exists AND the contents is the same as the variable, do nothing 655 # else print a new file. 656 # Always returns the name of the file where the value was printed. 657 # Param 1 - Name of variable 658 # Param 2 - (optional) name of file to store value in 659 DependOnVariableHelper = \ 660 $(strip \ 661 $(eval -include $(call DependOnVariableFileName, $1, $2)) \ 662 $(if $(call equals, $(strip $($1)), $(strip $($1_old))),,\ 663 $(call MakeDir, $(dir $(call DependOnVariableFileName, $1, $2))) \ 664 $(if $(findstring $(LOG_LEVEL), trace), \ 665 $(info NewVariable $1: >$(strip $($1))<) \ 666 $(info OldVariable $1: >$(strip $($1_old))<)) \ 667 $(call WriteFile, $1_old:=$(call DoubleDollar,$($1)), \ 668 $(call DependOnVariableFileName, $1, $2))) \ 669 $(call DependOnVariableFileName, $1, $2) \ 670 ) 671 672 # Main macro 673 # Param 1 - Name of variable 674 # Param 2 - (optional) name of file to store value in 675 DependOnVariable = \ 676 $(call DependOnVariableHelper,$(strip $1),$(strip $2)) 677 678 ################################################################################ 679 # Failure logging support macros. These are supposed to be used by the Setup* 680 # compilation macros. 681 # 682 # LogFailures will run a command and store a copy of output in a specified file. 683 # If the command succeeds, the file is deleted, otherwise it is moved to the 684 # failure-logs directory. 685 # Param 1 - The log file of the failed command 686 # Param 2 - A compact but representative name to describe this command 687 # Param 3 - Command to run 688 LogFailures = \ 689 ( ($(BASH) $(SRC_ROOT)/common/bin/logger.sh $1 $3 && $(RM) $1) || \ 690 (exitcode=$(DOLLAR)$(DOLLAR)? && $(MV) $1 $(MAKESUPPORT_OUTPUTDIR)/failure-logs/$(strip $2).log && exit $(DOLLAR)$(DOLLAR)exitcode) ) 691 692 ################################################################################ 693 # Find lib dir for module 694 # Param 1 - module name 695 ifeq ($(OPENJDK_TARGET_OS_TYPE), unix) 696 FindLibDirForModule = \ 697 $(SUPPORT_OUTPUTDIR)/modules_libs/$(strip $1)$(OPENJDK_TARGET_CPU_LIBDIR) 698 else 699 FindLibDirForModule = \ 700 $(SUPPORT_OUTPUTDIR)/modules_libs/$(strip $1) 701 endif 702 703 ################################################################################ 704 # Return a string suitable for use after a -classpath option. It will correct and safe to use 705 # on all platforms. Arguments are given as space separate classpath entries. 706 # param 1 : A space separated list of classpath entries 707 # The surrounding strip is needed to keep additional whitespace out 708 PathList = \ 709 "$(subst $(SPACE),$(PATH_SEP),$(strip $1))" 710 711 ################################################################################ 712 713 # Hook to include the corresponding custom file, if present. 714 $(eval $(call IncludeCustomExtension, , common/MakeBase.gmk)) 715 716 endif # _MAKEBASE_GMK