26 # This must be the first rule

    26 include ../../NewMakefile.gmk

    27 all:

    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.

    36 TEST_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.

    39 ifeq (,$(findstring 3.81,$(MAKE_VERSION)))

    40     ifeq (,$(findstring 3.82,$(MAKE_VERSION)))

    41         $(error This version of GNU Make is too low ($(MAKE_VERSION)). Check your path, or upgrade to 3.81 or newer.)

    42     endif

    43 endif

    44 

    45 # Locate this Makefile

    46 ifeq ($(filter /%,$(lastword $(MAKEFILE_LIST))),)

    47     makefile_path:=$(CURDIR)/$(lastword $(MAKEFILE_LIST))

    48 else

    49     makefile_path:=$(lastword $(MAKEFILE_LIST))

    50 endif

    51 root_dir:=$(patsubst %/common/makefiles/Makefile,%,$(makefile_path))

    52 

    53 # ... and then we can include our helper functions

    54 include $(dir $(makefile_path))/MakeHelpers.gmk

    55 

    56 $(eval $(call ParseLogLevel))

    57 $(eval $(call ParseConfAndSpec))

    58 

    59 # Now determine if we have zero, one or several configurations to build.

    60 ifeq ($(SPEC),)

    61     # Since we got past ParseConfAndSpec, we must be building a global target. Do nothing.

    62 else

    63     ifeq ($(words $(SPEC)),1)

    64         # We are building a single configuration. This is the normal case. Execute the Main.gmk file.

    65         include $(dir $(makefile_path))/Main.gmk

    66     else

    67         # We are building multiple configurations.

    68         # First, find out the valid targets

    69         # Run the makefile with an arbitraty SPEC using -p -q (quiet dry-run and dump rules) to find

    70         # available PHONY targets. Use this list as valid targets to pass on to the repeated calls.

    71         all_phony_targets=$(filter-out $(global_targets), $(strip $(shell \

    72             $(MAKE) -p -q -f  $(makefile_path) SPEC=$(firstword $(SPEC)) | \

    73             grep ^.PHONY: | head -n 1 | cut -d " " -f 2-)))

    74 

    75 $(all_phony_targets):

    76 	@$(foreach spec,$(SPEC),($(MAKE) -f $(makefile_path) SPEC=$(spec) $(VERBOSE) VERBOSE=$(VERBOSE) $@) &&) true

    77 

    78     endif

    79 endif

    80 

    81 # Here are "global" targets, i.e. targets that can be executed without specifying a single configuration.

    82 # If you addd more global targets, please update the variable global_targets in MakeHelpers.

    83 

    84 help:

    85 	$(info )

    86 	$(info OpenJDK Makefile help)

    87 	$(info =====================)

    88 	$(info )

    89 	$(info Common make targets)

    90 	$(info .  make [all]             # Compile all code but do not create images)

    91 	$(info .  make images            # Create complete j2sdk and j2re images)

    92 	$(info .  make overlay-images    # Create limited images for sparc 64 bit platforms)

    93 	$(info .  make bootcycle-images  # Build images twice, second time with newly build JDK)

    94 	$(info .  make install           # Install the generated images locally)

    95 	$(info .  make clean             # Remove all files generated by make, but not those)

    96 	$(info .                         # generated by configure)

    97 	$(info .  make dist-clean        # Remove all files, including configuration)

    98 	$(info .  make help              # Give some help on using make)

    99 	$(info .  make test              # Run tests, default is all tests (see TEST below))

   100 	$(info )

   101 	$(info Targets for specific components)

   102 	$(info (Component is any of langtools, corba, jaxp, jaxws, hotspot, jdk, images or overlay-images))

   103 	$(info .  make <component>       # Build <component> and everything it depends on. )

   104 	$(info .  make <component>-only  # Build <component> only, without dependencies. This)

   105 	$(info .                         # is faster but can result in incorrect build results!)

   106 	$(info .  make clean-<component> # Remove files generated by make for <component>)

   107 	$(info )

   108 	$(info Useful make variables)

   109 	$(info .  make CONF=             # Build all configurations (note, assignment is empty))

   110 	$(info .  make CONF=<substring>  # Build the configuration(s) with a name matching)

   111 	$(info .                         # <substring>)

   112 	$(info )

   113 	$(info .  make LOG=<loglevel>    # Change the log level from warn to <loglevel>)

   114 	$(info .                         # Available log levels are:)

   115 	$(info .                         # 'warn' (default), 'info', 'debug' and 'trace')

   116 	$(info .                         # To see executed command lines, use LOG=debug)

   117 	$(info )

   118 	$(info .  make JOBS=<n>          # Run <n> parallel make jobs)

   119 	$(info .                         # Note that -jN does not work as expected!)

   120 	$(info )

   121 	$(info .  make test TEST=<test>  # Only run the given test or tests, e.g.)

   122 	$(info .                         # make test TEST="jdk_lang jdk_net")

   123 	$(info )

   124 

   125 configure:

   126 	@$(SHELL) $(root_dir)/configure $(CONFIGURE_ARGS)

   127 	@echo ====================================================

   128 	@echo "Note: This is a non-recommended way of running configure."

   129 	@echo "Instead, run 'sh configure' in the top-level directory"

   130 

   131 .PHONY: help configure