1 # 2 # Copyright (c) 2015, 2016, 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 file makes modifications to module-info.java files based on the build 28 # configuration. 29 # 30 # Depending on build platform, imported modules and optional parts of the build 31 # being active, some modules need to have extra exports, provides or uses 32 # declarations added to them. These optional extras are defined in .extra files: 33 # 34 # src/<module>/<share,platform>/classes/module-info.java.extra 35 # 36 # The contents of the .extra files are simply extra lines that could fit into 37 # the module-info file. 38 # 39 # This makefile is called once for each from-module with the variable 40 # MODULE naming the from-module. 41 # 42 # The modified module-info.java files are put in the gensrc directory where 43 # they will automatically override the static versions in the src tree. 44 # 45 ################################################################################ 46 47 default: all 48 49 include $(SPEC) 50 include MakeBase.gmk 51 include Modules.gmk 52 53 ################################################################################ 54 # Define this here since jdk/make/Tools.gmk cannot be included from the top 55 # make directory. Should probably move some tools away from the jdk repo. 56 TOOL_GENMODULEINFOSOURCE = $(JAVA_SMALL) \ 57 $(INTERIM_LANGTOOLS_ARGS) \ 58 -cp "$(BUILDTOOLS_OUTPUTDIR)/jdk_tools_classes" \ 59 build.tools.module.GenModuleInfoSource 60 61 ################################################################################ 62 63 # Name of data file. Keep module-info.java.ext until javafx has changed. 64 MOD_FILENAME := module-info.java.extra module-info.java.ext 65 66 # Construct all possible src directories for the module. 67 MODULE_CLASSES_DIRS := $(call FindModuleSrcDirs, $(MODULE)) 68 69 # Find all the .extra files in the src dirs. 70 MOD_FILES := $(wildcard $(foreach f, $(MOD_FILENAME), $(addsuffix /$(f), \ 71 $(MODULE_CLASSES_DIRS)))) 72 73 ifneq ($(MOD_FILES), ) 74 # Only make this call if modification files are found for this module 75 ALL_MODULES := $(call FindAllModules) 76 77 # Read the contents of all the files into a variable. Replace space with / to 78 # let space represent new lines in the variable as $(shell) normalizes all 79 # whitespace. 80 $(foreach f, $(MOD_FILES), \ 81 $(eval MOD_FILE_CONTENTS += $(shell $(GREP) -v -e ".\*" -e "//" $f | $(TR) ' ' '/'))) 82 83 # Separate the modifications into qualified exports and the rest 84 MODS_QUALIFIED_EXPORTS := $(call containing, /to/, $(MOD_FILE_CONTENTS)) 85 MODS_REST := $(filter-out $(MODS_QUALIFIED_EXPORTS), $(MOD_FILE_CONTENTS)) 86 87 # Filter the contents for modules that are actually being built 88 ALL_MODULES_FILTER := $(addprefix %/, $(addsuffix ;, $(ALL_MODULES))) 89 MODIFICATIONS := $(filter $(ALL_MODULES_FILTER), $(MODS_QUALIFIED_EXPORTS)) \ 90 $(MODS_REST) 91 92 # Returns non empty if the package exists in the current module 93 # Param 1 - Name of package with dots 94 PackageExists = \ 95 $(strip $(wildcard $(addsuffix $(subst .,/,/$(strip $1)), \ 96 $(MODULE_CLASSES_DIRS) \ 97 $(addsuffix /$(MODULE), $(IMPORT_MODULES_CLASSES)) \ 98 $(JDK_OUTPUTDIR)/modules/$(MODULE) \ 99 ))) 100 101 # Convert the modification lines into arguments for the modification tool. 102 # Filter out modifications for non existing to-modules. 103 $(foreach line, $(MODIFICATIONS), \ 104 $(eval split_line := $(subst /,$(SPACE),$(line))) \ 105 $(eval command := $(word 1, $(split_line))) \ 106 $(if $(filter $(command), exports), \ 107 $(eval package := $(patsubst %;,%,$(word 2, $(split_line)))) \ 108 $(if $(call PackageExists, $(package)), \ 109 $(eval to_module := $(patsubst %;,%,$(word 4, $(split_line)))) \ 110 $(if $(to_module), \ 111 $(eval ARGS += -$(command) $(package)/$(to_module)) \ 112 , \ 113 $(eval ARGS += -$(command) $(package)) \ 114 ) \ 115 ) \ 116 , \ 117 $(if $(filter $(command), provides), \ 118 $(eval provider := $(patsubst %;,%,$(word 2, $(split_line)))) \ 119 $(eval class := $(patsubst %;,%,$(word 4, $(split_line)))) \ 120 $(eval ARGS += -$(command) $(provider)/$(class)) \ 121 , \ 122 $(error A module-info.extra in $(MODULE) contains invalid command $(command)) \ 123 ) \ 124 ) \ 125 ) 126 127 ifneq ($(ARGS), ) 128 $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/module-info.java: \ 129 $(firstword $(call FindAllModuleInfos, $(MODULE))) \ 130 $(BUILD_TOOLS_JDK) \ 131 $(call DependOnVariable, ARGS) 132 $(MKDIR) -p $(@D) 133 $(RM) $@ $@.tmp 134 $(TOOL_GENMODULEINFOSOURCE) $(ARGS) -o $@.tmp $< 135 $(MV) $@.tmp $@ 136 137 TARGETS += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/module-info.java 138 endif 139 140 endif 141 142 # If no modifications are found for this module, remove any module-info.java 143 # created by a previous build since that is no longer valid. 144 ifeq ($(MODIFICATIONS), ) 145 ifneq ($(wildcard $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/module-info.java), ) 146 $(shell $(RM) $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/module-info.java) 147 endif 148 endif 149 150 ################################################################################ 151 152 all: $(TARGETS)