Makefile revision 921:c3c75eda6606
1# 2# Copyright (c) 2012, 2013, 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# This must be the first rule 27default: 28 29# Inclusion of this pseudo-target will cause make to execute this file 30# serially, regardless of -j. Recursively called makefiles will not be 31# affected, however. This is required for correct dependency management. 32.NOTPARALLEL: 33 34# The shell code below will be executed on /usr/ccs/bin/make on Solaris, but not in GNU make. 35# /usr/ccs/bin/make lacks basically every other flow control mechanism. 36TEST_FOR_NON_GNUMAKE:sh=echo You are not using GNU make/gmake, this is a requirement. Check your path. 1>&2 && exit 1 37 38# Assume we have GNU make, but check version. 39ifeq ($(strip $(foreach v, 3.81% 3.82% 4.%, $(filter $v, $(MAKE_VERSION)))), ) 40 $(error This version of GNU Make is too low ($(MAKE_VERSION)). Check your path, or upgrade to 3.81 or newer.) 41endif 42 43# Locate this Makefile 44ifeq ($(filter /%,$(lastword $(MAKEFILE_LIST))),) 45 makefile_path:=$(CURDIR)/$(lastword $(MAKEFILE_LIST)) 46else 47 makefile_path:=$(lastword $(MAKEFILE_LIST)) 48endif 49root_dir:=$(dir $(makefile_path)) 50 51# ... and then we can include our helper functions 52include $(root_dir)/make/MakeHelpers.gmk 53 54$(eval $(call ParseLogLevel)) 55$(eval $(call ParseConfAndSpec)) 56 57# Now determine if we have zero, one or several configurations to build. 58ifeq ($(SPEC),) 59 # Since we got past ParseConfAndSpec, we must be building a global target. Do nothing. 60else 61 ifeq ($(words $(SPEC)),1) 62 # We are building a single configuration. This is the normal case. Execute the Main.gmk file. 63 include $(root_dir)/make/Main.gmk 64 else 65 # We are building multiple configurations. 66 # First, find out the valid targets 67 # Run the makefile with an arbitrary SPEC using -p -q (quiet dry-run and dump rules) to find 68 # available PHONY targets. Use this list as valid targets to pass on to the repeated calls. 69 all_phony_targets=$(filter-out $(global_targets), $(strip $(shell \ 70 cd $(root_dir) && $(MAKE) -p -q FRC SPEC=$(firstword $(SPEC)) | \ 71 grep ^.PHONY: | head -n 1 | cut -d " " -f 2-))) 72 73 $(all_phony_targets): 74 @$(foreach spec,$(SPEC),(cd $(root_dir) && $(MAKE) SPEC=$(spec) \ 75 $(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) $@) &&) true 76 77 .PHONY: $(all_phony_targets) 78 79 endif 80endif 81 82# Here are "global" targets, i.e. targets that can be executed without specifying a single configuration. 83# If you addd more global targets, please update the variable global_targets in MakeHelpers. 84 85help: 86 $(info ) 87 $(info OpenJDK Makefile help) 88 $(info =====================) 89 $(info ) 90 $(info Common make targets) 91 $(info . make [default] # Compile all product in langtools, hotspot, jaxp, jaxws,) 92 $(info . # corba and jdk) 93 $(info . make all # Compile everything, all repos and images) 94 $(info . make images # Create complete j2sdk and j2re images) 95 $(info . make docs # Create javadocs) 96 $(info . make overlay-images # Create limited images for sparc 64 bit platforms) 97 $(info . make profiles # Create complete j2re compact profile images) 98 $(info . make bootcycle-images # Build images twice, second time with newly build JDK) 99 $(info . make install # Install the generated images locally) 100 $(info . make clean # Remove all files generated by make, but not those) 101 $(info . # generated by configure) 102 $(info . make dist-clean # Remove all files, including configuration) 103 $(info . make help # Give some help on using make) 104 $(info . make test # Run tests, default is all tests (see TEST below)) 105 $(info ) 106 $(info Targets for specific components) 107 $(info (Component is any of langtools, corba, jaxp, jaxws, hotspot, jdk, nashorn, images, overlay-images, docs or test)) 108 $(info . make <component> # Build <component> and everything it depends on. ) 109 $(info . make <component>-only # Build <component> only, without dependencies. This) 110 $(info . # is faster but can result in incorrect build results!) 111 $(info . make clean-<component> # Remove files generated by make for <component>) 112 $(info ) 113 $(info Useful make variables) 114 $(info . make CONF= # Build all configurations (note, assignment is empty)) 115 $(info . make CONF=<substring> # Build the configuration(s) with a name matching) 116 $(info . # <substring>) 117 $(info ) 118 $(info . make LOG=<loglevel> # Change the log level from warn to <loglevel>) 119 $(info . # Available log levels are:) 120 $(info . # 'warn' (default), 'info', 'debug' and 'trace') 121 $(info . # To see executed command lines, use LOG=debug) 122 $(info ) 123 $(info . make JOBS=<n> # Run <n> parallel make jobs) 124 $(info . # Note that -jN does not work as expected!) 125 $(info ) 126 $(info . make test TEST=<test> # Only run the given test or tests, e.g.) 127 $(info . # make test TEST="jdk_lang jdk_net") 128 $(info ) 129 130.PHONY: help 131