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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 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