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comparison: make/MakeHelpers.gmk
make/MakeHelpers.gmk
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| 1 # | |
| 2 # Copyright (c) 2011, 2012, 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 # This file contains helper functions for the top-level Makefile that does | |
| 29 # not depend on the spec.gmk file having been read. (The purpose of this | |
| 30 # file is ju to avoid cluttering the top-level Makefile.) | |
| 31 # | |
| 32 ################################################################ | |
| 33 | |
| 34 ifndef _MAKEHELPERS_GMK | |
| 35 _MAKEHELPERS_GMK := 1 | |
| 36 | |
| 37 ############################## | |
| 38 # Stuff to run at include time | |
| 39 ############################## | |
| 40 | |
| 41 # Find out which variables were passed explicitely on the make command line. These | |
| 42 # will be passed on to sub-makes, overriding spec.gmk settings. | |
| 43 MAKE_ARGS=$(foreach var,$(subst =command,,$(filter %=command,$(foreach var,$(.VARIABLES),$(var)=$(firstword $(origin $(var)))))),$(var)=$($(var))) | |
| 44 | |
| 45 list_alt_overrides_with_origins=$(filter ALT_%=environment ALT_%=command,$(foreach var,$(.VARIABLES),$(var)=$(firstword $(origin $(var))))) | |
| 46 list_alt_overrides=$(subst =command,,$(subst =environment,,$(list_alt_overrides_with_origins))) | |
| 47 | |
| 48 # Store the build times in this directory. | |
| 49 BUILDTIMESDIR=$(OUTPUT_ROOT)/tmp/buildtimes | |
| 50 | |
| 51 # Global targets are possible to run either with or without a SPEC. The prototypical | |
| 52 # global target is "help". | |
| 53 global_targets=help jprt% bridgeBuild bridge2configure | |
| 54 | |
| 55 ############################## | |
| 56 # Functions | |
| 57 ############################## | |
| 58 | |
| 59 define CheckEnvironment | |
| 60 # Find all environment or command line variables that begin with ALT. | |
| 61 $(if $(list_alt_overrides), | |
| 62 @$(PRINTF) "\nWARNING: You have the following ALT_ variables set:\n" | |
| 63 @$(PRINTF) "$(foreach var,$(list_alt_overrides),$(var)=$$$(var))\n" | |
| 64 @$(PRINTF) "ALT_ variables are deprecated and will be ignored. Please clean your environment.\n\n" | |
| 65 ) | |
| 66 endef | |
| 67 | |
| 68 ### Functions for timers | |
| 69 | |
| 70 # Record starting time for build of a sub repository. | |
| 71 define RecordStartTime | |
| 72 $(MKDIR) -p $(BUILDTIMESDIR) | |
| 73 $(DATE) '+%Y %m %d %H %M %S' | $(NAWK) '{ print $$1,$$2,$$3,$$4,$$5,$$6,($$4*3600+$$5*60+$$6) }' > $(BUILDTIMESDIR)/build_time_start_$1 | |
| 74 $(DATE) '+%Y-%m-%d %H:%M:%S' > $(BUILDTIMESDIR)/build_time_start_$1_human_readable | |
| 75 endef | |
| 76 | |
| 77 # Record ending time and calculate the difference and store it in a | |
| 78 # easy to read format. Handles builds that cross midnight. Expects | |
| 79 # that a build will never take 24 hours or more. | |
| 80 define RecordEndTime | |
| 81 $(DATE) '+%Y %m %d %H %M %S' | $(NAWK) '{ print $$1,$$2,$$3,$$4,$$5,$$6,($$4*3600+$$5*60+$$6) }' > $(BUILDTIMESDIR)/build_time_end_$1 | |
| 82 $(DATE) '+%Y-%m-%d %H:%M:%S' > $(BUILDTIMESDIR)/build_time_end_$1_human_readable | |
| 83 $(ECHO) `$(CAT) $(BUILDTIMESDIR)/build_time_start_$1` `$(CAT) $(BUILDTIMESDIR)/build_time_end_$1` $1 | \ | |
| 84 $(NAWK) '{ F=$$7; T=$$14; if (F > T) { T+=3600*24 }; D=T-F; H=int(D/3600); \ | |
| 85 M=int((D-H*3600)/60); S=D-H*3600-M*60; printf("%02d:%02d:%02d %s\n",H,M,S,$$15); }' \ | |
| 86 > $(BUILDTIMESDIR)/build_time_diff_$1 | |
| 87 endef | |
| 88 | |
| 89 # Find all build_time_* files and print their contents in a list sorted | |
| 90 # on the name of the sub repository. | |
| 91 define ReportBuildTimes | |
| 92 $(BUILD_LOG_WRAPPER) $(PRINTF) -- "----- Build times -------\nStart %s\nEnd %s\n%s\n%s\n-------------------------\n" \ | |
| 93 "`$(CAT) $(BUILDTIMESDIR)/build_time_start_TOTAL_human_readable`" \ | |
| 94 "`$(CAT) $(BUILDTIMESDIR)/build_time_end_TOTAL_human_readable`" \ | |
| 95 "`$(LS) $(BUILDTIMESDIR)/build_time_diff_* | $(GREP) -v _TOTAL | $(XARGS) $(CAT) | $(SORT) -k 2`" \ | |
| 96 "`$(CAT) $(BUILDTIMESDIR)/build_time_diff_TOTAL`" | |
| 97 endef | |
| 98 | |
| 99 define ResetAllTimers | |
| 100 $$(shell $(MKDIR) -p $(BUILDTIMESDIR) && $(RM) $(BUILDTIMESDIR)/build_time_*) | |
| 101 endef | |
| 102 | |
| 103 define StartGlobalTimer | |
| 104 $(call RecordStartTime,TOTAL) | |
| 105 endef | |
| 106 | |
| 107 define StopGlobalTimer | |
| 108 $(call RecordEndTime,TOTAL) | |
| 109 endef | |
| 110 | |
| 111 ### Functions for managing makefile structure (start/end of makefile and individual targets) | |
| 112 | |
| 113 # Do not indent this function, this will add whitespace at the start which the caller won't handle | |
| 114 define GetRealTarget | |
| 115 $(strip $(if $(MAKECMDGOALS),$(MAKECMDGOALS),default)) | |
| 116 endef | |
| 117 | |
| 118 # Do not indent this function, this will add whitespace at the start which the caller won't handle | |
| 119 define LastGoal | |
| 120 $(strip $(lastword $(call GetRealTarget))) | |
| 121 endef | |
| 122 | |
| 123 # Check if the current target is the final target, as specified by | |
| 124 # the user on the command line. If so, call AtRootMakeEnd. | |
| 125 define CheckIfMakeAtEnd | |
| 126 # Check if the current target is the last goal | |
| 127 $(if $(filter $@,$(call LastGoal)),$(call AtMakeEnd)) | |
| 128 # If the target is 'foo-only', check if our goal was stated as 'foo' | |
| 129 $(if $(filter $@,$(call LastGoal)-only),$(call AtMakeEnd)) | |
| 130 endef | |
| 131 | |
| 132 # Hook to be called when starting to execute a top-level target | |
| 133 define TargetEnter | |
| 134 $(BUILD_LOG_WRAPPER) $(PRINTF) "## Starting $(patsubst %-only,%,$@)\n" | |
| 135 $(call RecordStartTime,$(patsubst %-only,%,$@)) | |
| 136 endef | |
| 137 | |
| 138 # Hook to be called when finish executing a top-level target | |
| 139 define TargetExit | |
| 140 $(call RecordEndTime,$(patsubst %-only,%,$@)) | |
| 141 $(BUILD_LOG_WRAPPER) $(PRINTF) "## Finished $(patsubst %-only,%,$@) (build time %s)\n\n" \ | |
| 142 "`$(CAT) $(BUILDTIMESDIR)/build_time_diff_$(patsubst %-only,%,$@) | $(CUT) -f 1 -d ' '`" | |
| 143 $(call CheckIfMakeAtEnd) | |
| 144 endef | |
| 145 | |
| 146 # Hook to be called as the very first thing when running a normal build | |
| 147 define AtMakeStart | |
| 148 $(if $(findstring --jobserver,$(MAKEFLAGS)),$(error make -j is not supported, use make JOBS=n)) | |
| 149 $(call CheckEnvironment) | |
| 150 @$(PRINTF) $(LOG_INFO) "Running make as '$(MAKE) $(MFLAGS) $(MAKE_ARGS)'\n" | |
| 151 @$(PRINTF) "Building $(PRODUCT_NAME) for target '$(call GetRealTarget)' in configuration '$(CONF_NAME)'\n\n" | |
| 152 $(call StartGlobalTimer) | |
| 153 endef | |
| 154 | |
| 155 # Hook to be called as the very last thing for targets that are "top level" targets | |
| 156 define AtMakeEnd | |
| 157 [ -f $(SJAVAC_SERVER_DIR)/server.port ] && echo Stopping sjavac server && $(TOUCH) $(SJAVAC_SERVER_DIR)/server.port.stop; true | |
| 158 $(call StopGlobalTimer) | |
| 159 $(call ReportBuildTimes) | |
| 160 @$(PRINTF) "Finished building $(PRODUCT_NAME) for target '$(call GetRealTarget)'\n" | |
| 161 $(call CheckEnvironment) | |
| 162 endef | |
| 163 | |
| 164 ### Functions for parsing and setting up make options from command-line | |
| 165 | |
| 166 define FatalError | |
| 167 # If the user specificed a "global" target (e.g. 'help'), do not exit but continue running | |
| 168 $$(if $$(filter-out $(global_targets),$$(call GetRealTarget)),$$(error Cannot continue)) | |
| 169 endef | |
| 170 | |
| 171 define ParseLogLevel | |
| 172 ifeq ($$(origin VERBOSE),undefined) | |
| 173 # Setup logging according to LOG (but only if VERBOSE is not given) | |
| 174 | |
| 175 # If the "nofile" argument is given, act on it and strip it away | |
| 176 ifneq ($$(findstring nofile,$$(LOG)),) | |
| 177 # Reset the build log wrapper, regardless of other values | |
| 178 override BUILD_LOG_WRAPPER= | |
| 179 # COMMA is defined in spec.gmk, but that is not included yet | |
| 180 COMMA=, | |
| 181 # First try to remove ",nofile" if it exists | |
| 182 LOG_STRIPPED1=$$(subst $$(COMMA)nofile,,$$(LOG)) | |
| 183 # Otherwise just remove "nofile" | |
| 184 LOG_STRIPPED2=$$(subst nofile,,$$(LOG_STRIPPED1)) | |
| 185 # We might have ended up with a leading comma. Remove it | |
| 186 LOG_STRIPPED3=$$(strip $$(patsubst $$(COMMA)%,%,$$(LOG_STRIPPED2))) | |
| 187 LOG_LEVEL:=$$(LOG_STRIPPED3) | |
| 188 else | |
| 189 LOG_LEVEL:=$$(LOG) | |
| 190 endif | |
| 191 | |
| 192 ifeq ($$(LOG_LEVEL),) | |
| 193 # Set LOG to "warn" as default if not set (and no VERBOSE given) | |
| 194 override LOG_LEVEL=warn | |
| 195 endif | |
| 196 ifeq ($$(LOG_LEVEL),warn) | |
| 197 VERBOSE=-s | |
| 198 else ifeq ($$(LOG_LEVEL),info) | |
| 199 VERBOSE=-s | |
| 200 else ifeq ($$(LOG_LEVEL),debug) | |
| 201 VERBOSE= | |
| 202 else ifeq ($$(LOG_LEVEL),trace) | |
| 203 VERBOSE= | |
| 204 else | |
| 205 $$(info Error: LOG must be one of: warn, info, debug or trace.) | |
| 206 $$(eval $$(call FatalError)) | |
| 207 endif | |
| 208 else | |
| 209 # Provide resonable interpretations of LOG_LEVEL if VERBOSE is given. | |
| 210 ifeq ($(VERBOSE),) | |
| 211 LOG_LEVEL:=debug | |
| 212 else | |
| 213 LOG_LEVEL:=warn | |
| 214 endif | |
| 215 ifneq ($$(LOG),) | |
| 216 # We have both a VERBOSE and a LOG argument. This is OK only if this is a repeated call by ourselves, | |
| 217 # but complain if this is the top-level make call. | |
| 218 ifeq ($$(MAKELEVEL),0) | |
| 219 $$(info Cannot use LOG=$$(LOG) and VERBOSE=$$(VERBOSE) at the same time. Choose one.) | |
| 220 $$(eval $$(call FatalError)) | |
| 221 endif | |
| 222 endif | |
| 223 endif | |
| 224 endef | |
| 225 | |
| 226 define ParseConfAndSpec | |
| 227 ifneq ($$(filter-out $(global_targets),$$(call GetRealTarget)),) | |
| 228 # If we only have global targets, no need to bother with SPEC or CONF | |
| 229 ifneq ($$(origin SPEC),undefined) | |
| 230 # We have been given a SPEC, check that it works out properly | |
| 231 ifeq ($$(wildcard $$(SPEC)),) | |
| 232 $$(info Cannot locate spec.gmk, given by SPEC=$$(SPEC)) | |
| 233 $$(eval $$(call FatalError)) | |
| 234 endif | |
| 235 ifneq ($$(origin CONF),undefined) | |
| 236 # We also have a CONF argument. This is OK only if this is a repeated call by ourselves, | |
| 237 # but complain if this is the top-level make call. | |
| 238 ifeq ($$(MAKELEVEL),0) | |
| 239 $$(info Cannot use CONF=$$(CONF) and SPEC=$$(SPEC) at the same time. Choose one.) | |
| 240 $$(eval $$(call FatalError)) | |
| 241 endif | |
| 242 endif | |
| 243 # ... OK, we're satisfied, we'll use this SPEC later on | |
| 244 else | |
| 245 # Find all spec.gmk files in the build output directory | |
| 246 output_dir=$$(root_dir)/build | |
| 247 all_spec_files=$$(wildcard $$(output_dir)/*/spec.gmk) | |
| 248 ifeq ($$(all_spec_files),) | |
| 249 $$(info No configurations found for $$(root_dir)! Please run configure to create a configuration.) | |
| 250 $$(eval $$(call FatalError)) | |
| 251 endif | |
| 252 # Extract the configuration names from the path | |
| 253 all_confs=$$(patsubst %/spec.gmk,%,$$(patsubst $$(output_dir)/%,%,$$(all_spec_files))) | |
| 254 | |
| 255 ifneq ($$(origin CONF),undefined) | |
| 256 # User have given a CONF= argument. | |
| 257 ifeq ($$(CONF),) | |
| 258 # If given CONF=, match all configurations | |
| 259 matching_confs=$$(strip $$(all_confs)) | |
| 260 else | |
| 261 # Otherwise select those that contain the given CONF string | |
| 262 matching_confs=$$(strip $$(foreach var,$$(all_confs),$$(if $$(findstring $$(CONF),$$(var)),$$(var)))) | |
| 263 endif | |
| 264 ifeq ($$(matching_confs),) | |
| 265 $$(info No configurations found matching CONF=$$(CONF)) | |
| 266 $$(info Available configurations:) | |
| 267 $$(foreach var,$$(all_confs),$$(info * $$(var))) | |
| 268 $$(eval $$(call FatalError)) | |
| 269 else | |
| 270 ifeq ($$(words $$(matching_confs)),1) | |
| 271 $$(info Building '$$(matching_confs)' (matching CONF=$$(CONF))) | |
| 272 else | |
| 273 $$(info Building target '$(call GetRealTarget)' in the following configurations (matching CONF=$$(CONF)):) | |
| 274 $$(foreach var,$$(matching_confs),$$(info * $$(var))) | |
| 275 endif | |
| 276 endif | |
| 277 | |
| 278 # Create a SPEC definition. This will contain the path to one or more spec.gmk files. | |
| 279 SPEC=$$(addsuffix /spec.gmk,$$(addprefix $$(output_dir)/,$$(matching_confs))) | |
| 280 else | |
| 281 # No CONF or SPEC given, check the available configurations | |
| 282 ifneq ($$(words $$(all_spec_files)),1) | |
| 283 $$(info No CONF given, but more than one configuration found in $$(output_dir).) | |
| 284 $$(info Available configurations:) | |
| 285 $$(foreach var,$$(all_confs),$$(info * $$(var))) | |
| 286 $$(info Please retry building with CONF=<config pattern> (or SPEC=<specfile>)) | |
| 287 $$(eval $$(call FatalError)) | |
| 288 endif | |
| 289 | |
| 290 # We found exactly one configuration, use it | |
| 291 SPEC=$$(strip $$(all_spec_files)) | |
| 292 endif | |
| 293 endif | |
| 294 endif | |
| 295 endef | |
| 296 | |
| 297 ### Convenience functions from Main.gmk | |
| 298 | |
| 299 # Cleans the component given as $1 | |
| 300 define CleanComponent | |
| 301 @$(PRINTF) "Cleaning $1 build artifacts ..." | |
| 302 @($(CD) $(OUTPUT_ROOT) && $(RM) -r $1) | |
| 303 @$(PRINTF) " done\n" | |
| 304 endef | |
| 305 | |
| 306 endif # _MAKEHELPERS_GMK |
