1 #
  2 # Copyright (c) 2011, 2023, 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 ###############################################################################
 27 #
 28 # Includes and boilerplate
 29 #
 30 ###############################################################################
 31 
 32 
 33 AC_PREREQ([2.69])
 34 AC_INIT(OpenJDK, openjdk, build-dev@openjdk.org,,https://openjdk.org)
 35 
 36 AC_CONFIG_AUX_DIR([$TOPDIR/make/autoconf/build-aux])
 37 m4_include([build-aux/pkg.m4])
 38 
 39 AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK])
 40 AC_DEFUN_ONCE([CUSTOM_LATE_HOOK])
 41 AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK])
 42 AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK])
 43 
 44 # This line needs to be here, verbatim, after the dummy hook definitions but
 45 # before all includes. It is replaced with custom functionality when building
 46 # custom sources.
 47 #CUSTOM_AUTOCONF_INCLUDE
 48 
 49 # Include these first...
 50 m4_include([util.m4])
 51 # ... then the rest
 52 m4_include([basic.m4])
 53 m4_include([boot-jdk.m4])
 54 m4_include([build-performance.m4])
 55 m4_include([flags.m4])
 56 m4_include([help.m4])
 57 m4_include([hotspot.m4])
 58 m4_include([jdk-options.m4])
 59 m4_include([jdk-version.m4])
 60 m4_include([jvm-features.m4])
 61 m4_include([libraries.m4])
 62 m4_include([platform.m4])
 63 m4_include([source-dirs.m4])
 64 m4_include([toolchain.m4])
 65 
 66 ###############################################################################
 67 #
 68 # Initialization / Boot-strapping
 69 #
 70 # The bootstrapping process needs to solve the "chicken or the egg" problem,
 71 # thus it jumps back and forth, each time gaining something needed later on.
 72 #
 73 ###############################################################################
 74 
 75 # If we are requested to print additional help, do that and then exit.
 76 # This must be the very first call.
 77 HELP_PRINT_ADDITIONAL_HELP_AND_EXIT
 78 
 79 # Basic initialization that must happen first of all in the normal process.
 80 BASIC_INIT
 81 BASIC_SETUP_FUNDAMENTAL_TOOLS
 82 
 83 # Now we can determine OpenJDK build and target platforms. This is required to
 84 # have early on.
 85 PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
 86 
 87 # Continue setting up basic stuff. Most remaining code require fundamental tools.
 88 BASIC_SETUP_PATHS
 89 BASIC_SETUP_BUILD_ENV
 90 
 91 # Check if it's a pure open build or if custom sources are to be used.
 92 JDKOPT_SETUP_OPEN_OR_CUSTOM
 93 
 94 # These are needed to be able to create a configuration name (and thus the output directory)
 95 JDKOPT_SETUP_DEBUG_LEVEL
 96 HOTSPOT_SETUP_JVM_VARIANTS
 97 
 98 # With basic setup done, call the custom early hook.
 99 CUSTOM_EARLY_HOOK
100 
101 # This only needs debug level to be setup
102 JDKOPT_ALLOW_ABSOLUTE_PATHS_IN_OUTPUT
103 
104 # Check if we have devkits, extra paths or sysroot set.
105 BASIC_SETUP_DEVKIT
106 
107 # To properly create a configuration name, we need to have the OpenJDK target
108 # and options (variants and debug level) parsed.
109 BASIC_SETUP_OUTPUT_DIR
110 # After we have the output dir we can finalize the fixpath wrapper
111 BASIC_WINDOWS_FINALIZE_FIXPATH
112 
113 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
114 HELP_SETUP_DEPENDENCY_HELP
115 
116 # Setup tools that requires more complex handling, or that is not needed by the configure script.
117 BASIC_SETUP_COMPLEX_TOOLS
118 BASIC_CHECK_BASH_OPTIONS
119 
120 # Check if pkg-config is available.
121 PKG_PROG_PKG_CONFIG
122 
123 # After basic tools have been setup, we can check build os specific details.
124 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
125 
126 # Misc basic settings
127 BASIC_SETUP_DEFAULT_MAKE_TARGET
128 BASIC_SETUP_DEFAULT_LOG
129 
130 ###############################################################################
131 #
132 # Determine OpenJDK variants and version numbers.
133 #
134 ###############################################################################
135 
136 # We need build & target for this.
137 JDKOPT_SETUP_JMOD_OPTIONS
138 JDKOPT_SETUP_JLINK_OPTIONS
139 JDKVER_SETUP_JDK_VERSION_NUMBERS
140 
141 ###############################################################################
142 #
143 # Setup BootJDK, used to bootstrap the build.
144 #
145 ###############################################################################
146 
147 BOOTJDK_SETUP_BOOT_JDK
148 BOOTJDK_SETUP_BUILD_JDK
149 BOOTJDK_SETUP_DOCS_REFERENCE_JDK
150 
151 ###############################################################################
152 #
153 # Determine JDK specific build time options.
154 #
155 ###############################################################################
156 
157 JDKOPT_SETUP_REPRODUCIBLE_BUILD
158 JDKOPT_SETUP_JDK_OPTIONS
159 
160 ###############################################################################
161 #
162 # Configure the sources to use. We can add or override individual directories.
163 #
164 ###############################################################################
165 
166 SRCDIRS_SETUP_DIRS
167 SRCDIRS_SETUP_IMPORT_MODULES
168 
169 ###############################################################################
170 #
171 # Setup the toolchain (compilers etc), i.e. tools used to compile and process
172 # native code.
173 #
174 ###############################################################################
175 
176 # See if we are doing a complete static build or not
177 JDKOPT_SETUP_STATIC_BUILD
178 
179 # First determine the toolchain type (compiler family)
180 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
181 
182 # The global flags are needed for configure to be able to run the compilers
183 # correctly.
184 FLAGS_PRE_TOOLCHAIN
185 
186 # Then detect the actual binaries needed
187 TOOLCHAIN_PRE_DETECTION
188 TOOLCHAIN_DETECT_TOOLCHAIN_CORE
189 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
190 TOOLCHAIN_POST_DETECTION
191 
192 # Finally do some processing after the detection phase
193 TOOLCHAIN_SETUP_BUILD_COMPILERS
194 TOOLCHAIN_MISC_CHECKS
195 
196 # After toolchain setup, we need to process some flags to be able to continue.
197 FLAGS_POST_TOOLCHAIN
198 
199 # Setup the tools needed to test the JDK (JTReg Regression Test Harness,
200 # Java Microbenchmark Harness (JMH) and the Jib dependency tool).
201 LIB_TESTS_SETUP_JTREG
202 LIB_TESTS_SETUP_JMH
203 LIB_TESTS_SETUP_JIB
204 
205 # Now we can test some aspects on the target using configure macros.
206 PLATFORM_SETUP_OPENJDK_TARGET_BITS
207 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
208 
209 # Configure flags for the tools. Need to know if we should build reproducible.
210 FLAGS_SETUP_FLAGS
211 
212 # Setup debug symbols (need objcopy from the toolchain for that)
213 JDKOPT_SETUP_DEBUG_SYMBOLS
214 JDKOPT_SETUP_CODE_COVERAGE
215 
216 # AddressSanitizer
217 JDKOPT_SETUP_ADDRESS_SANITIZER
218 
219 # UndefinedBehaviorSanitizer
220 JDKOPT_SETUP_UNDEFINED_BEHAVIOR_SANITIZER
221 
222 ###############################################################################
223 #
224 # Check dependencies for external and internal libraries.
225 #
226 ###############################################################################
227 
228 LIB_DETERMINE_DEPENDENCIES
229 LIB_SETUP_LIBRARIES
230 
231 ###############################################################################
232 #
233 # Setup hotspot and JVM features (needs toolchain).
234 #
235 ###############################################################################
236 
237 JVM_FEATURES_PARSE_OPTIONS
238 JVM_FEATURES_SETUP
239 
240 HOTSPOT_SETUP_MISC
241 
242 ###############################################################################
243 #
244 # We need to do some final tweaking, when everything else is done.
245 #
246 ###############################################################################
247 
248 LIB_TESTS_ENABLE_DISABLE_FAILURE_HANDLER
249 
250 JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST
251 JDKOPT_EXCLUDE_TRANSLATIONS
252 JDKOPT_ENABLE_DISABLE_MANPAGES
253 JDKOPT_ENABLE_DISABLE_CDS_ARCHIVE
254 JDKOPT_ENABLE_DISABLE_COMPATIBLE_CDS_ALIGNMENT
255 JDKOPT_SETUP_MACOSX_SIGNING
256 
257 ###############################################################################
258 #
259 # Configure parts of the build that only affect the build performance,
260 # not the result.
261 #
262 ###############################################################################
263 
264 BPERF_SETUP_BUILD_CORES
265 BPERF_SETUP_BUILD_MEMORY
266 BPERF_SETUP_BUILD_JOBS
267 BPERF_SETUP_TEST_JOBS
268 BPERF_SETUP_JAVAC_SERVER
269 
270 # Setup arguments for the boot jdk (after cores and memory have been setup)
271 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
272 
273 # Setup use of icecc if requested
274 BPERF_SETUP_ICECC
275 
276 # Can the C/C++ compiler use precompiled headers?
277 BPERF_SETUP_PRECOMPILED_HEADERS
278 
279 # Setup use of ccache, if available
280 BPERF_SETUP_CCACHE
281 
282 ###############################################################################
283 #
284 # And now the finish...
285 #
286 ###############################################################################
287 
288 # Check for some common pitfalls
289 BASIC_TEST_USABILITY_ISSUES
290 
291 # At the end, call the custom hook. (Dummy macro if no custom sources available)
292 CUSTOM_LATE_HOOK
293 
294 # Did user specify any unknown variables?
295 BASIC_CHECK_LEFTOVER_OVERRIDDEN
296 
297 # We're messing a bit with internal autoconf variables to put the config.status
298 # in the output directory instead of the current directory.
299 CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
300 
301 # Create the actual output files. Now the main work of configure is done.
302 BASIC_WINDOWS_FINALIZE
303 AC_OUTPUT
304 
305 # After AC_OUTPUT, we need to do final work
306 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
307 BASIC_POST_CONFIG_OUTPUT
308 
309 # Finally output some useful information to the user
310 HELP_PRINT_SUMMARY_AND_WARNINGS
311 CUSTOM_SUMMARY_AND_WARNINGS_HOOK
312 HELP_REPEAT_WARNINGS