Tue, 21 Mar 2017 12:20:57 -0700
Merge
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 #
26 # This must be the first rule
27 default:
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:
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
38 # Assume we have GNU make, but check version.
39 ifeq ($(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.)
41 endif
43 # Locate this Makefile
44 ifeq ($(filter /%,$(lastword $(MAKEFILE_LIST))),)
45 makefile_path:=$(CURDIR)/$(lastword $(MAKEFILE_LIST))
46 else
47 makefile_path:=$(lastword $(MAKEFILE_LIST))
48 endif
49 root_dir:=$(dir $(makefile_path))
51 # ... and then we can include our helper functions
52 include $(root_dir)/make/MakeHelpers.gmk
54 $(eval $(call ParseLogLevel))
55 $(eval $(call ParseConfAndSpec))
57 # Now determine if we have zero, one or several configurations to build.
58 ifeq ($(SPEC),)
59 # Since we got past ParseConfAndSpec, we must be building a global target. Do nothing.
60 else
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-)))
73 $(all_phony_targets):
74 @$(foreach spec,$(SPEC),(cd $(root_dir) && $(MAKE) SPEC=$(spec) \
75 $(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) $@) &&) true
77 .PHONY: $(all_phony_targets)
79 endif
80 endif
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.
85 help:
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 )
130 .PHONY: help