Init.gmk revision 1656:f2b50d16adc9
1# 2# Copyright (c) 2012, 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# This is the bootstrapping part of the build. This file is included from the 28# top level Makefile, and is responsible for launching the Main.gmk file with 29# the proper make and the proper make arguments. 30################################################################################ 31 32# This must be the first rule 33default: 34.PHONY: default 35 36# Inclusion of this pseudo-target will cause make to execute this file 37# serially, regardless of -j. 38.NOTPARALLEL: 39 40ifeq ($(HAS_SPEC),) 41 ############################################################################## 42 # This is the default mode. We have not been recursively called with a SPEC. 43 ############################################################################## 44 45 # Include our helper functions. 46 include $(topdir)/make/InitSupport.gmk 47 48 # Here are "global" targets, i.e. targets that can be executed without having 49 # a configuration. This will define ALL_GLOBAL_TARGETS. 50 include $(topdir)/make/Help.gmk 51 52 # Targets provided by Init.gmk. 53 ALL_INIT_TARGETS := print-modules print-targets print-configuration \ 54 reconfigure pre-compare-build post-compare-build 55 56 # CALLED_TARGETS is the list of targets that the user provided, 57 # or "default" if unspecified. 58 CALLED_TARGETS := $(if $(MAKECMDGOALS), $(MAKECMDGOALS), default) 59 60 # Extract non-global targets that require a spec file. 61 CALLED_SPEC_TARGETS := $(filter-out $(ALL_GLOBAL_TARGETS), $(CALLED_TARGETS)) 62 63 # If we have only global targets, or if we are called with -qp (assuming an 64 # external part, e.g. bash completion, is trying to understand our targets), 65 # we will skip SPEC location and the sanity checks. 66 ifeq ($(CALLED_SPEC_TARGETS), ) 67 ONLY_GLOBAL_TARGETS := true 68 endif 69 ifneq ($(findstring qp, $(MAKEFLAGS)),) 70 ONLY_GLOBAL_TARGETS := true 71 endif 72 73 ifeq ($(ONLY_GLOBAL_TARGETS), true) 74 ############################################################################ 75 # We have only global targets, or are called with -pq. 76 ############################################################################ 77 78 ifeq ($(wildcard $(SPEC)), ) 79 # If we have no SPEC provided, we will just make a "best effort" target list. 80 # First try to grab any available pre-existing main-targets.gmk. 81 main_targets_file := $(firstword $(wildcard $(build_dir)/*/make-support/main-targets.gmk)) 82 ifneq ($(main_targets_file), ) 83 # Extract the SPEC that corresponds to this main-targets.gmk file. 84 SPEC := $(patsubst %/make-support/main-targets.gmk, %/spec.gmk, $(main_targets_file)) 85 else 86 # None found, pick an arbitrary SPEC for which to generate a file 87 SPEC := $(firstword $(all_spec_files)) 88 endif 89 endif 90 91 ifneq ($(wildcard $(SPEC)), ) 92 $(eval $(call DefineMainTargets, LAZY, $(SPEC))) 93 else 94 # If we have no configurations we can not provide any main targets. 95 ALL_MAIN_TARGETS := 96 endif 97 98 ALL_TARGETS := $(sort $(ALL_GLOBAL_TARGETS) $(ALL_MAIN_TARGETS) $(ALL_INIT_TARGETS)) 99 100 # Just list all our targets. 101 $(ALL_TARGETS): 102 103 .PHONY: $(ALL_TARGETS) 104 105 else 106 ############################################################################ 107 # This is the normal case, we have been called from the command line by the 108 # user and we need to call ourself back with a proper SPEC. 109 # We have at least one non-global target, so we need to find a spec file. 110 ############################################################################ 111 112 # Basic checks on environment and command line. 113 $(eval $(call CheckControlVariables)) 114 $(eval $(call CheckDeprecatedEnvironment)) 115 $(eval $(call CheckInvalidMakeFlags)) 116 117 # Check that CONF_CHECK is valid. 118 $(eval $(call ParseConfCheckOption)) 119 120 # Check that the LOG given is valid, and set LOG_LEVEL, LOG_NOFILE and MAKE_LOG_FLAGS. 121 $(eval $(call ParseLogLevel)) 122 123 # After this SPECS contain 1..N spec files (otherwise ParseConfAndSpec fails). 124 $(eval $(call ParseConfAndSpec)) 125 126 # Extract main targets from Main.gmk using the spec(s) provided. In theory, 127 # with multiple specs, we should find the intersection of targets provided 128 # by all specs, but we approximate this by an arbitrary spec from the list. 129 # This will setup ALL_MAIN_TARGETS. 130 $(eval $(call DefineMainTargets, FORCE, $(firstword $(SPECS)))) 131 132 # Separate called targets depending on type. 133 INIT_TARGETS := $(filter $(ALL_INIT_TARGETS), $(CALLED_SPEC_TARGETS)) 134 MAIN_TARGETS := $(filter $(ALL_MAIN_TARGETS), $(CALLED_SPEC_TARGETS)) 135 SEQUENTIAL_TARGETS := $(filter dist-clean clean%, $(MAIN_TARGETS)) 136 PARALLEL_TARGETS := $(filter-out $(SEQUENTIAL_TARGETS), $(MAIN_TARGETS)) 137 138 # The spec files depend on the autoconf source code. This check makes sure 139 # the configuration is up to date after changes to configure. 140 $(SPECS): $(wildcard $(topdir)/common/autoconf/*) 141 ifeq ($(CONF_CHECK), fail) 142 @echo "Error: The configuration is not up to date for '$(lastword $(subst /, , $(dir $@)))'." 143 $(call PrintConfCheckFailed) 144 @exit 2 145 else ifeq ($(CONF_CHECK), auto) 146 @echo "Note: The configuration is not up to date for '$(lastword $(subst /, , $(dir $@)))'." 147 @( cd $(topdir) && \ 148 $(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -r -R -f $(topdir)/make/Init.gmk \ 149 SPEC=$@ HAS_SPEC=true ACTUAL_TOPDIR=$(topdir) \ 150 reconfigure ) 151 else ifeq ($(CONF_CHECK), ignore) 152 # Do nothing 153 endif 154 155 # Unless reconfigure is explicitely called, let all main targets depend on 156 # the spec files to be up to date. 157 ifeq ($(findstring reconfigure, $(INIT_TARGETS)), ) 158 $(MAIN_TARGETS): $(SPECS) 159 endif 160 161 make-info: 162 ifneq ($(findstring $(LOG_LEVEL),info debug trace),) 163 $(info Running make as '$(strip $(MAKE) $(MFLAGS) \ 164 $(COMMAND_LINE_VARIABLES) $(MAKECMDGOALS))') 165 endif 166 167 MAKE_INIT_WITH_SPEC_ARGUMENTS := ACTUAL_TOPDIR=$(topdir) \ 168 USER_MAKE_VARS="$(USER_MAKE_VARS)" MAKE_LOG_FLAGS=$(MAKE_LOG_FLAGS) \ 169 LOG_LEVEL=$(LOG_LEVEL) LOG_NOFILE=$(LOG_NOFILE) \ 170 INIT_TARGETS="$(INIT_TARGETS)" \ 171 SEQUENTIAL_TARGETS="$(SEQUENTIAL_TARGETS)" \ 172 PARALLEL_TARGETS="$(PARALLEL_TARGETS)" 173 174 # Now the init and main targets will be called, once for each SPEC. The 175 # recipe will be run once for every target specified, but we only want to 176 # execute the recipe a single time, hence the TARGET_DONE with a dummy 177 # command if true. 178 # The COMPARE_BUILD part implements special support for makefile development. 179 $(ALL_INIT_TARGETS) $(ALL_MAIN_TARGETS): make-info 180 @$(if $(TARGET_DONE), \ 181 true \ 182 , \ 183 ( cd $(topdir) && \ 184 $(foreach spec, $(SPECS), \ 185 $(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -r -R -j 1 -f $(topdir)/make/Init.gmk \ 186 SPEC=$(spec) HAS_SPEC=true $(MAKE_INIT_WITH_SPEC_ARGUMENTS) \ 187 main && \ 188 $(if $(and $(COMPARE_BUILD), $(PARALLEL_TARGETS)), \ 189 $(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -r -R -f $(topdir)/make/Init.gmk \ 190 SPEC=$(spec) HAS_SPEC=true ACTUAL_TOPDIR=$(topdir) \ 191 COMPARE_BUILD="$(COMPARE_BUILD)" pre-compare-build && \ 192 $(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -r -R -j 1 -f $(topdir)/make/Init.gmk \ 193 SPEC=$(spec) HAS_SPEC=true $(MAKE_INIT_WITH_SPEC_ARGUMENTS) \ 194 COMPARE_BUILD="$(COMPARE_BUILD)" main && \ 195 $(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -r -R -f $(topdir)/make/Init.gmk \ 196 SPEC=$(spec) HAS_SPEC=true ACTUAL_TOPDIR=$(topdir) \ 197 COMPARE_BUILD="$(COMPARE_BUILD)" post-compare-build && \ 198 ) \ 199 ) true ) \ 200 $(eval TARGET_DONE=true) \ 201 ) 202 203 .PHONY: $(ALL_MAIN_TARGETS) $(ALL_INIT_TARGETS) 204 205 endif # $(ONLY_GLOBAL_TARGETS)!=true 206 207else # HAS_SPEC=true 208 209 ############################################################################## 210 # Now we have a spec. This part provides the "main" target that acts as a 211 # trampoline to call the Main.gmk with the value of $(MAKE) found in the spec 212 # file. 213 ############################################################################## 214 215 include $(SPEC) 216 217 # Our helper functions. 218 include $(TOPDIR)/make/InitSupport.gmk 219 220 # Verify that the spec file we included seems okay. 221 $(eval $(call CheckSpecSanity)) 222 223 # Parse COMPARE_BUILD (for makefile development) 224 $(eval $(call ParseCompareBuild)) 225 226 ifeq ($(LOG_NOFILE), true) 227 # Disable log wrapper if LOG=[level,]nofile was given 228 override BUILD_LOG_WRAPPER := 229 endif 230 231 ifeq ($(OUTPUT_SYNC_SUPPORTED), true) 232 OUTPUT_SYNC_FLAG := -O$(OUTPUT_SYNC) 233 endif 234 235 ############################################################################## 236 # Init targets 237 ############################################################################## 238 239 print-modules: 240 ( cd $(TOPDIR) && \ 241 $(MAKE) $(MAKE_ARGS) -j 1 -f make/Main.gmk $(USER_MAKE_VARS) \ 242 NO_RECIPES=true print-modules ) 243 244 print-targets: 245 ( cd $(TOPDIR) && \ 246 $(MAKE) $(MAKE_ARGS) -j 1 -f make/Main.gmk $(USER_MAKE_VARS) \ 247 NO_RECIPES=true print-targets ) 248 249 print-configuration: 250 $(ECHO) $(CONFIGURE_COMMAND_LINE) 251 252 reconfigure: 253 ifneq ($(CONFIGURE_COMMAND_LINE), ) 254 $(ECHO) "Re-running configure using arguments '$(CONFIGURE_COMMAND_LINE)'" 255 else 256 $(ECHO) "Re-running configure using default settings" 257 endif 258 ( cd $(OUTPUT_ROOT) && PATH="$(ORIGINAL_PATH)" \ 259 $(BASH) $(TOPDIR)/configure $(CONFIGURE_COMMAND_LINE) ) 260 261 ############################################################################## 262 # The main target, for delegating into Main.gmk 263 ############################################################################## 264 265 MAIN_TARGETS := $(SEQUENTIAL_TARGETS) $(PARALLEL_TARGETS) $(COMPARE_BUILD_MAKE) 266 TARGET_DESCRIPTION := target$(if $(word 2, $(MAIN_TARGETS)),s) \ 267 '$(strip $(MAIN_TARGETS))' in configuration '$(CONF_NAME)' 268 269 # MAKEOVERRIDES is automatically set and propagated by Make to sub-Make calls. 270 # We need to clear it of the init-specific variables. The user-specified 271 # variables are explicitely propagated using $(USER_MAKE_VARS). 272 main: MAKEOVERRIDES := 273 274 main: $(INIT_TARGETS) 275 ifneq ($(SEQUENTIAL_TARGETS)$(PARALLEL_TARGETS), ) 276 $(call RotateLogFiles) 277 $(call PrepareFailureLogs) 278 $(BUILD_LOG_WRAPPER) $(PRINTF) "Building $(TARGET_DESCRIPTION)\n" 279 ifneq ($(SEQUENTIAL_TARGETS), ) 280 # Don't touch build output dir since we might be cleaning. That 281 # means no log wrapper. 282 ( cd $(TOPDIR) && \ 283 $(MAKE) $(MAKE_ARGS) -j 1 -f make/Main.gmk $(USER_MAKE_VARS) \ 284 $(SEQUENTIAL_TARGETS) ) 285 endif 286 ifneq ($(PARALLEL_TARGETS), ) 287 $(call StartGlobalTimer) 288 $(call PrepareSmartJavac) 289 ( cd $(TOPDIR) && \ 290 $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) $(OUTPUT_SYNC_FLAG) \ 291 -j $(JOBS) -f make/Main.gmk $(USER_MAKE_VARS) \ 292 $(PARALLEL_TARGETS) $(COMPARE_BUILD_MAKE) || \ 293 ( exitcode=$$? && $(BUILD_LOG_WRAPPER) \ 294 $(PRINTF) "\nERROR: Build failed for $(TARGET_DESCRIPTION) (exit code $$exitcode) \n" && \ 295 cd $(TOPDIR) && $(MAKE) $(MAKE_ARGS) -j 1 -f make/Init.gmk \ 296 HAS_SPEC=true on-failure ; \ 297 exit $$exitcode ) ) 298 $(call CleanupSmartJavac) 299 $(call StopGlobalTimer) 300 $(call ReportBuildTimes) 301 endif 302 $(BUILD_LOG_WRAPPER) $(PRINTF) "Finished building $(TARGET_DESCRIPTION)\n" 303 endif 304 305 on-failure: 306 ifneq ($(wildcard $(MAKESUPPORT_OUTPUTDIR)/failure-logs/*), ) 307 $(PRINTF) "=== Output from failing command(s) repeated here ===\n" 308 $(foreach logfile, $(sort $(wildcard $(MAKESUPPORT_OUTPUTDIR)/failure-logs/*)), \ 309 $(PRINTF) "* For target $(notdir $(basename $(logfile))):\n" $(NEWLINE) \ 310 $(CAT) $(logfile) | $(GREP) -v -e "^Note: including file:" $(NEWLINE) \ 311 ) 312 $(PRINTF) "=== End of repeated output ===\n" 313 endif 314 if $(GREP) -q "recipe for target .* failed" $(BUILD_LOG) 2> /dev/null; then \ 315 $(PRINTF) "=== Make failure sequence repeated here ===\n" ; \ 316 $(GREP) "recipe for target .* failed" $(BUILD_LOG) ; \ 317 $(PRINTF) "=== End of repeated output ===\n" ; \ 318 $(PRINTF) "Hint: Try searching the build log for the name of the first failed target.\n" ; \ 319 else \ 320 $(PRINTF) "No indication of failed target found.\n" ; \ 321 $(PRINTF) "Hint: Try searching the build log for '] Error'.\n" ; \ 322 fi 323 $(PRINTF) "Hint: If caused by a warning, try configure --disable-warnings-as-errors.\n\n" 324 325 # Support targets for COMPARE_BUILD, used for makefile development 326 pre-compare-build: 327 $(ECHO) "Preparing for comparison rebuild" 328 # Apply patch, if any 329 ifneq ($(COMPARE_BUILD_PATCH), ) 330 $(PATCH) -p1 < $(COMPARE_BUILD_PATCH) 331 endif 332 # Move the first build away and re-create the output directory 333 ( cd $(TOPDIR) && \ 334 $(MV) $(OUTPUT_ROOT) $(OUTPUT_ROOT).OLD && \ 335 $(MKDIR) -p $(OUTPUT_ROOT) ) 336 # Re-run configure with the same arguments (and possibly some additional), 337 # must be done after patching. 338 ( cd $(OUTPUT_ROOT) && PATH="$(ORIGINAL_PATH)" \ 339 $(BASH) $(TOPDIR)/configure $(CONFIGURE_COMMAND_LINE) $(COMPARE_BUILD_CONF)) 340 341 post-compare-build: 342 # Compare first and second build. Ignore any error code from compare.sh. 343 $(ECHO) "Comparing between comparison rebuild (this/new) and baseline (other/old)" 344 ifneq ($(COMPARE_BUILD_COMP_DIR), ) 345 +(cd $(OUTPUT_ROOT) && ./compare.sh $(COMPARE_BUILD_COMP_OPTS) -2dirs $(OUTPUT_ROOT)/$(COMPARE_BUILD_COMP_DIR) $(OUTPUT_ROOT).OLD/$(COMPARE_BUILD_COMP_DIR) || true) 346 else 347 +(cd $(OUTPUT_ROOT) && ./compare.sh $(COMPARE_BUILD_COMP_OPTS) -o $(OUTPUT_ROOT).OLD || true) 348 endif 349 350 .PHONY: print-targets print-modules reconfigure main on-failure 351endif 352