1 #
  2 # Copyright (c) 2011, 2020, 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.java.net,,http://openjdk.java.net)
 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 
 90 # Check if it's a pure open build or if custom sources are to be used.
 91 JDKOPT_SETUP_OPEN_OR_CUSTOM
 92 
 93 # These are needed to be able to create a configuration name (and thus the output directory)
 94 JDKOPT_SETUP_DEBUG_LEVEL
 95 HOTSPOT_SETUP_JVM_VARIANTS
 96 
 97 # With basic setup done, call the custom early hook.
 98 CUSTOM_EARLY_HOOK
 99 
100 # Check if we have devkits, extra paths or sysroot set.
101 BASIC_SETUP_DEVKIT
102 
103 # To properly create a configuration name, we need to have the OpenJDK target
104 # and options (variants and debug level) parsed.
105 BASIC_SETUP_OUTPUT_DIR
106 
107 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
108 HELP_SETUP_DEPENDENCY_HELP
109 
110 # Setup tools that requires more complex handling, or that is not needed by the configure script.
111 BASIC_SETUP_COMPLEX_TOOLS
112 BASIC_CHECK_BASH_OPTIONS
113 
114 # Check if pkg-config is available.
115 PKG_PROG_PKG_CONFIG
116 
117 # After basic tools have been setup, we can check build os specific details.
118 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
119 
120 # Misc basic settings
121 BASIC_SETUP_DEFAULT_MAKE_TARGET
122 BASIC_SETUP_DEFAULT_LOG
123 
124 ###############################################################################
125 #
126 # Determine OpenJDK variants, options and version numbers.
127 #
128 ###############################################################################
129 
130 # We need build & target for this.
131 JDKOPT_SETUP_JDK_OPTIONS
132 JDKOPT_SETUP_JLINK_OPTIONS
133 JDKVER_SETUP_JDK_VERSION_NUMBERS
134 
135 ###############################################################################
136 #
137 # Setup BootJDK, used to bootstrap the build.
138 #
139 ###############################################################################
140 
141 BOOTJDK_SETUP_BOOT_JDK
142 BOOTJDK_SETUP_BUILD_JDK
143 
144 ###############################################################################
145 #
146 # Configure the sources to use. We can add or override individual directories.
147 #
148 ###############################################################################
149 
150 SRCDIRS_SETUP_DIRS
151 SRCDIRS_SETUP_IMPORT_MODULES
152 
153 ###############################################################################
154 #
155 # Setup the toolchain (compilers etc), i.e. tools used to compile and process
156 # native code.
157 #
158 ###############################################################################
159 
160 # See if we are doing a complete static build or not
161 JDKOPT_SETUP_STATIC_BUILD
162 
163 # First determine the toolchain type (compiler family)
164 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
165 
166 # The global flags are needed for configure to be able to run the compilers
167 # correctly.
168 FLAGS_PRE_TOOLCHAIN
169 
170 # Then detect the actual binaries needed
171 TOOLCHAIN_PRE_DETECTION
172 TOOLCHAIN_DETECT_TOOLCHAIN_CORE
173 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
174 TOOLCHAIN_POST_DETECTION
175 
176 # Finally do some processing after the detection phase
177 TOOLCHAIN_SETUP_BUILD_COMPILERS
178 TOOLCHAIN_MISC_CHECKS
179 
180 # Setup the JTReg Regression Test Harness.
181 TOOLCHAIN_SETUP_JTREG
182 
183 # Setup the JTReg Regression Test Harness with Wrapper.
184 TOOLCHAIN_SETUP_JTREG_MW
185 
186 # Setup the Java Microbenchmark Harness (JMH)
187 LIB_TESTS_SETUP_JMH
188 
189 # Setup Jib dependency tool
190 TOOLCHAIN_SETUP_JIB
191 
192 # After toolchain setup, we need to process some flags to be able to continue.
193 FLAGS_POST_TOOLCHAIN
194 
195 # Now we can test some aspects on the target using configure macros.
196 PLATFORM_SETUP_OPENJDK_TARGET_BITS
197 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
198 
199 # Configure flags for the tools
200 FLAGS_SETUP_FLAGS
201 
202 # Setup debug symbols (need objcopy from the toolchain for that)
203 JDKOPT_SETUP_DEBUG_SYMBOLS
204 JDKOPT_SETUP_CODE_COVERAGE
205 
206 # AddressSanitizer
207 JDKOPT_SETUP_ADDRESS_SANITIZER
208 
209 ###############################################################################
210 #
211 # Check dependencies for external and internal libraries.
212 #
213 ###############################################################################
214 
215 # After we have toolchain, we can compile fixpath. It's needed by the lib checks.
216 BASIC_COMPILE_FIXPATH
217 
218 LIB_DETERMINE_DEPENDENCIES
219 LIB_SETUP_LIBRARIES
220 
221 ###############################################################################
222 #
223 # Setup hotspot and JVM features (needs toolchain).
224 #
225 ###############################################################################
226 
227 JVM_FEATURES_PARSE_OPTIONS
228 JVM_FEATURES_SETUP
229 
230 HOTSPOT_ENABLE_DISABLE_GTEST
231 HOTSPOT_SETUP_MISC
232 
233 ###############################################################################
234 #
235 # We need to do some final tweaking, when everything else is done.
236 #
237 ###############################################################################
238 
239 JDKOPT_DETECT_INTREE_EC
240 JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER
241 JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST
242 JDKOPT_EXCLUDE_TRANSLATIONS
243 JDKOPT_ENABLE_DISABLE_MANPAGES
244 JDKOPT_ENABLE_DISABLE_CDS_ARCHIVE
245 
246 ###############################################################################
247 #
248 # Configure parts of the build that only affect the build performance,
249 # not the result.
250 #
251 ###############################################################################
252 
253 BPERF_SETUP_BUILD_CORES
254 BPERF_SETUP_BUILD_MEMORY
255 BPERF_SETUP_BUILD_JOBS
256 BPERF_SETUP_TEST_JOBS
257 
258 # Setup arguments for the boot jdk (after cores and memory have been setup)
259 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
260 
261 # Setup smart javac (after cores and memory have been setup)
262 BPERF_SETUP_SMART_JAVAC
263 
264 # Setup use of icecc if requested
265 BPERF_SETUP_ICECC
266 
267 # Can the C/C++ compiler use precompiled headers?
268 BPERF_SETUP_PRECOMPILED_HEADERS
269 
270 # Setup use of ccache, if available
271 BPERF_SETUP_CCACHE
272 
273 ###############################################################################
274 #
275 # And now the finish...
276 #
277 ###############################################################################
278 
279 # Check for some common pitfalls
280 BASIC_TEST_USABILITY_ISSUES
281 
282 # At the end, call the custom hook. (Dummy macro if no custom sources available)
283 CUSTOM_LATE_HOOK
284 
285 # Did user specify any unknown variables?
286 BASIC_CHECK_LEFTOVER_OVERRIDDEN
287 
288 # We're messing a bit with internal autoconf variables to put the config.status
289 # in the output directory instead of the current directory.
290 CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
291 
292 # Create the actual output files. Now the main work of configure is done.
293 AC_OUTPUT
294 
295 # After AC_OUTPUT, we need to do final work
296 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
297 BASIC_POST_CONFIG_OUTPUT
298 
299 # Finally output some useful information to the user
300 HELP_PRINT_SUMMARY_AND_WARNINGS
301 CUSTOM_SUMMARY_AND_WARNINGS_HOOK
302 HELP_REPEAT_WARNINGS