configure.ac revision 2017:9f1ecdfae7fb 
1#
2# Copyright (c) 2011, 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
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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#
28# Includes and boilerplate
29#
30###############################################################################
31
32
33AC_PREREQ([2.69])
34AC_INIT(OpenJDK, jdk9, build-dev@openjdk.java.net,,http://openjdk.java.net)
35
36AC_CONFIG_AUX_DIR([$TOPDIR/common/autoconf/build-aux])
37m4_include([build-aux/pkg.m4])
38
39# Include these first...
40m4_include([basics.m4])
41m4_include([basics_windows.m4])
42# ... then the rest
43m4_include([boot-jdk.m4])
44m4_include([build-performance.m4])
45m4_include([flags.m4])
46m4_include([help.m4])
47m4_include([hotspot.m4])
48m4_include([jdk-options.m4])
49m4_include([jdk-version.m4])
50m4_include([libraries.m4])
51m4_include([platform.m4])
52m4_include([source-dirs.m4])
53m4_include([toolchain.m4])
54m4_include([toolchain_windows.m4])
55
56AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK])
57AC_DEFUN_ONCE([CUSTOM_LATE_HOOK])
58AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK])
59AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK])
60
61# This line needs to be here, verbatim, after all includes and the dummy hook
62# definitions. It is replaced with custom functionality when building
63# custom sources.
64#CUSTOM_AUTOCONF_INCLUDE
65
66# Do not change or remove the following line, it is needed for consistency checks:
67DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@
68
69###############################################################################
70#
71# Initialization / Boot-strapping
72#
73# The bootstrapping process needs to solve the "chicken or the egg" problem,
74# thus it jumps back and forth, each time gaining something needed later on.
75#
76###############################################################################
77
78# If we are requested to print additional help, do that and then exit.
79# This must be the very first call.
80HELP_PRINT_ADDITIONAL_HELP_AND_EXIT
81
82# Basic initialization that must happen first of all in the normal process.
83BASIC_INIT
84BASIC_SETUP_FUNDAMENTAL_TOOLS
85
86# Now we can determine OpenJDK build and target platforms. This is required to
87# have early on.
88PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
89
90# Continue setting up basic stuff. Most remaining code require fundamental tools.
91BASIC_SETUP_PATHS
92
93# Check if it's a pure open build or if custom sources are to be used.
94JDKOPT_SETUP_OPEN_OR_CUSTOM
95
96# These are needed to be able to create a configuration name (and thus the output directory)
97JDKOPT_SETUP_JDK_VARIANT
98HOTSPOT_SETUP_JVM_INTERPRETER
99HOTSPOT_SETUP_JVM_VARIANTS
100JDKOPT_SETUP_DEBUG_LEVEL
101HOTSPOT_SETUP_DEBUG_LEVEL
102
103# With basic setup done, call the custom early hook.
104CUSTOM_EARLY_HOOK
105
106# Check if we have devkits, extra paths or sysroot set.
107BASIC_SETUP_DEVKIT
108
109# To properly create a configuration name, we need to have the OpenJDK target
110# and options (variants and debug level) parsed.
111BASIC_SETUP_OUTPUT_DIR
112
113# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
114HELP_SETUP_DEPENDENCY_HELP
115
116# Setup tools that requires more complex handling, or that is not needed by the configure script.
117BASIC_SETUP_COMPLEX_TOOLS
118BASIC_CHECK_BASH_OPTIONS
119
120# Check if pkg-config is available.
121PKG_PROG_PKG_CONFIG
122
123# After basic tools have been setup, we can check build os specific details.
124PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
125
126# Misc basic settings
127BASIC_SETUP_DEFAULT_MAKE_TARGET
128
129###############################################################################
130#
131# Determine OpenJDK variants, options and version numbers.
132#
133###############################################################################
134
135# We need build & target for this.
136JDKOPT_SETUP_JDK_OPTIONS
137JDKOPT_SETUP_JLINK_OPTIONS
138HOTSPOT_SETUP_HOTSPOT_OPTIONS
139JDKVER_SETUP_JDK_VERSION_NUMBERS
140
141###############################################################################
142#
143# Setup BootJDK, used to bootstrap the build.
144#
145###############################################################################
146
147BOOTJDK_SETUP_BOOT_JDK
148BOOTJDK_SETUP_BUILD_JDK
149
150###############################################################################
151#
152# Configure the sources to use. We can add or override individual directories.
153#
154###############################################################################
155
156SRCDIRS_SETUP_TOPDIRS
157SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
158SRCDIRS_SETUP_OUTPUT_DIRS
159
160SRCDIRS_SETUP_IMPORT_MODULES
161
162###############################################################################
163#
164# Setup the toolchain (compilers etc), i.e. tools used to compile and process
165# native code.
166#
167###############################################################################
168
169# See if we are doing a complete static build or not
170JDKOPT_SETUP_STATIC_BUILD
171
172# First determine the toolchain type (compiler family)
173TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
174
175# User supplied flags should be used when configure detects compilers
176FLAGS_SETUP_USER_SUPPLIED_FLAGS
177# The sysroot cflags are needed for configure to be able to run the compilers
178FLAGS_SETUP_SYSROOT_FLAGS
179
180# Then detect the actual binaries needed
181TOOLCHAIN_PRE_DETECTION
182TOOLCHAIN_DETECT_TOOLCHAIN_CORE
183TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
184TOOLCHAIN_POST_DETECTION
185
186# Finally do some processing after the detection phase
187TOOLCHAIN_SETUP_BUILD_COMPILERS
188TOOLCHAIN_SETUP_LEGACY
189TOOLCHAIN_MISC_CHECKS
190
191# Setup the JTReg Regression Test Harness.
192TOOLCHAIN_SETUP_JTREG
193
194FLAGS_SETUP_INIT_FLAGS
195
196# Now we can test some aspects on the target using configure macros.
197PLATFORM_SETUP_OPENJDK_TARGET_BITS
198PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
199
200# Configure flags for the tools
201FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS
202FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
203FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK
204FLAGS_SETUP_COMPILER_FLAGS_MISC
205
206# Setup debug symbols (need objcopy from the toolchain for that)
207JDKOPT_SETUP_DEBUG_SYMBOLS
208JDKOPT_SETUP_CODE_COVERAGE
209
210###############################################################################
211#
212# Check dependencies for external and internal libraries.
213#
214###############################################################################
215
216# After we have toolchain, we can compile fixpath. It's needed by the lib checks.
217BASIC_COMPILE_FIXPATH
218
219LIB_DETERMINE_DEPENDENCIES
220LIB_SETUP_LIBRARIES
221
222###############################################################################
223#
224# We need to do some final tweaking, when everything else is done.
225#
226###############################################################################
227
228HOTSPOT_SETUP_BUILD_TWEAKS
229JDKOPT_DETECT_INTREE_EC
230JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER
231
232###############################################################################
233#
234# Configure parts of the build that only affect the build performance,
235# not the result.
236#
237###############################################################################
238
239BPERF_SETUP_BUILD_CORES
240BPERF_SETUP_BUILD_MEMORY
241BPERF_SETUP_BUILD_JOBS
242BPERF_SETUP_TEST_JOBS
243
244# Setup arguments for the boot jdk (after cores and memory have been setup)
245BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
246
247# Setup smart javac (after cores and memory have been setup)
248BPERF_SETUP_SMART_JAVAC
249
250# Setup use of icecc if requested
251BPERF_SETUP_ICECC
252
253# Can the C/C++ compiler use precompiled headers?
254BPERF_SETUP_PRECOMPILED_HEADERS
255
256# Setup use of ccache, if available
257BPERF_SETUP_CCACHE
258
259###############################################################################
260#
261# And now the finish...
262#
263###############################################################################
264
265# Check for some common pitfalls
266BASIC_TEST_USABILITY_ISSUES
267
268# At the end, call the custom hook. (Dummy macro if no custom sources available)
269CUSTOM_LATE_HOOK
270
271# We're messing a bit with internal autoconf variables to put the config.status
272# in the output directory instead of the current directory.
273CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
274
275# Create the actual output files. Now the main work of configure is done.
276AC_OUTPUT
277
278# After AC_OUTPUT, we need to do final work
279CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
280BASIC_POST_CONFIG_OUTPUT
281
282# Finally output some useful information to the user
283HELP_PRINT_SUMMARY_AND_WARNINGS
284CUSTOM_SUMMARY_AND_WARNINGS_HOOK
285HELP_REPEAT_WARNINGS
286