jdk

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#
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# Copyright (c) 2011, 2023, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation.  Oracle designates this
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# particular file as subject to the "Classpath" exception as provided
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# by Oracle in the LICENSE file that accompanied this code.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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###############################################################################
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#
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# Includes and boilerplate
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#
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###############################################################################
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AC_PREREQ([2.69])
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AC_INIT(OpenJDK, openjdk, build-dev@openjdk.org,,https://openjdk.org)
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AC_CONFIG_AUX_DIR([$TOPDIR/make/autoconf/build-aux])
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m4_include([build-aux/pkg.m4])
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AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK])
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AC_DEFUN_ONCE([CUSTOM_LATE_HOOK])
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AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK])
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AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK])
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# This line needs to be here, verbatim, after the dummy hook definitions but
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# before all includes. It is replaced with custom functionality when building
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# custom sources.
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#CUSTOM_AUTOCONF_INCLUDE
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# Include these first...
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m4_include([util.m4])
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# ... then the rest
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m4_include([basic.m4])
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m4_include([boot-jdk.m4])
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m4_include([build-performance.m4])
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m4_include([flags.m4])
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m4_include([help.m4])
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m4_include([hotspot.m4])
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m4_include([jdk-options.m4])
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m4_include([jdk-version.m4])
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m4_include([jvm-features.m4])
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m4_include([libraries.m4])
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m4_include([platform.m4])
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m4_include([source-dirs.m4])
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m4_include([toolchain.m4])
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###############################################################################
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#
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# Initialization / Boot-strapping
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#
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# The bootstrapping process needs to solve the "chicken or the egg" problem,
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# thus it jumps back and forth, each time gaining something needed later on.
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#
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###############################################################################
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# If we are requested to print additional help, do that and then exit.
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# This must be the very first call.
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HELP_PRINT_ADDITIONAL_HELP_AND_EXIT
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# Basic initialization that must happen first of all in the normal process.
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BASIC_INIT
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BASIC_SETUP_FUNDAMENTAL_TOOLS
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# Now we can determine OpenJDK build and target platforms. This is required to
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# have early on.
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PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
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# Continue setting up basic stuff. Most remaining code require fundamental tools.
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BASIC_SETUP_PATHS
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BASIC_SETUP_TOOLS
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BASIC_SETUP_BUILD_ENV
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# Check if it's a pure open build or if custom sources are to be used.
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JDKOPT_SETUP_OPEN_OR_CUSTOM
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# These are needed to be able to create a configuration name (and thus the output directory)
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JDKOPT_SETUP_DEBUG_LEVEL
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HOTSPOT_SETUP_JVM_VARIANTS
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# With basic setup done, call the custom early hook.
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CUSTOM_EARLY_HOOK
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# This only needs debug level to be setup
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JDKOPT_ALLOW_ABSOLUTE_PATHS_IN_OUTPUT
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# Check if we have devkits, extra paths or sysroot set.
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BASIC_SETUP_DEVKIT
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# To properly create a configuration name, we need to have the OpenJDK target
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# and options (variants and debug level) parsed.
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BASIC_SETUP_OUTPUT_DIR
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# After we have the output dir we can finalize the fixpath wrapper
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BASIC_WINDOWS_FINALIZE_FIXPATH
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# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
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HELP_SETUP_DEPENDENCY_HELP
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# Setup tools that requires more complex handling, or that is not needed by the configure script.
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BASIC_SETUP_COMPLEX_TOOLS
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BASIC_CHECK_BASH_OPTIONS
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# Check if pkg-config is available.
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PKG_PROG_PKG_CONFIG
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# After basic tools have been setup, we can check build os specific details.
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PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
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# Misc basic settings
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BASIC_SETUP_DEFAULT_MAKE_TARGET
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BASIC_SETUP_DEFAULT_LOG
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###############################################################################
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#
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# Determine OpenJDK variants and version numbers.
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#
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###############################################################################
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# We need build & target for this.
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JDKOPT_SETUP_JMOD_OPTIONS
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JDKOPT_SETUP_JLINK_OPTIONS
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JDKVER_SETUP_JDK_VERSION_NUMBERS
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###############################################################################
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#
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# Setup BootJDK, used to bootstrap the build.
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#
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###############################################################################
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BOOTJDK_SETUP_BOOT_JDK
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BOOTJDK_SETUP_BUILD_JDK
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BOOTJDK_SETUP_DOCS_REFERENCE_JDK
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###############################################################################
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#
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# Determine JDK specific build time options.
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#
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###############################################################################
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JDKOPT_SETUP_REPRODUCIBLE_BUILD
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JDKOPT_SETUP_JDK_OPTIONS
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###############################################################################
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#
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# Configure the sources to use. We can add or override individual directories.
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#
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###############################################################################
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SRCDIRS_SETUP_DIRS
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SRCDIRS_SETUP_IMPORT_MODULES
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###############################################################################
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#
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# Setup the toolchain (compilers etc), i.e. tools used to compile and process
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# native code.
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#
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###############################################################################
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# See if we are doing a complete static build or not
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JDKOPT_SETUP_STATIC_BUILD
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# First determine the toolchain type (compiler family)
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TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
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# The global flags are needed for configure to be able to run the compilers
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# correctly.
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FLAGS_PRE_TOOLCHAIN
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# Then detect the actual binaries needed
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TOOLCHAIN_PRE_DETECTION
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TOOLCHAIN_DETECT_TOOLCHAIN_CORE
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TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
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TOOLCHAIN_POST_DETECTION
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# Finally do some processing after the detection phase
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TOOLCHAIN_SETUP_BUILD_COMPILERS
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TOOLCHAIN_MISC_CHECKS
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# After toolchain setup, we need to process some flags to be able to continue.
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FLAGS_POST_TOOLCHAIN
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# Setup the tools needed to test the JDK (JTReg Regression Test Harness,
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# Java Microbenchmark Harness (JMH) and the Jib dependency tool).
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LIB_TESTS_SETUP_JTREG
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LIB_TESTS_SETUP_JMH
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LIB_TESTS_SETUP_JIB
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# Now we can test some aspects on the target using configure macros.
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PLATFORM_SETUP_OPENJDK_TARGET_BITS
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PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
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# Configure flags for the tools. Need to know if we should build reproducible.
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FLAGS_SETUP_FLAGS
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# Setup debug symbols (need objcopy from the toolchain for that)
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JDKOPT_SETUP_DEBUG_SYMBOLS
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JDKOPT_SETUP_CODE_COVERAGE
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# AddressSanitizer
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JDKOPT_SETUP_ADDRESS_SANITIZER
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# UndefinedBehaviorSanitizer
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JDKOPT_SETUP_UNDEFINED_BEHAVIOR_SANITIZER
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# LeakSanitizer
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JDKOPT_SETUP_LEAK_SANITIZER
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# Fallback linker
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# This needs to go before 'LIB_DETERMINE_DEPENDENCIES'
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JDKOPT_SETUP_FALLBACK_LINKER
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###############################################################################
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#
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# Check dependencies for external and internal libraries.
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#
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###############################################################################
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LIB_DETERMINE_DEPENDENCIES
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LIB_SETUP_LIBRARIES
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###############################################################################
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#
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# Setup hotspot and JVM features (needs toolchain).
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#
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###############################################################################
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JVM_FEATURES_PARSE_OPTIONS
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JVM_FEATURES_SETUP
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HOTSPOT_SETUP_MISC
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###############################################################################
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#
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# We need to do some final tweaking, when everything else is done.
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#
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###############################################################################
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LIB_TESTS_ENABLE_DISABLE_FAILURE_HANDLER
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LIB_TESTS_ENABLE_DISABLE_JTREG_TEST_THREAD_FACTORY
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JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST
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JDKOPT_EXCLUDE_TRANSLATIONS
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JDKOPT_ENABLE_DISABLE_MANPAGES
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JDKOPT_ENABLE_DISABLE_CDS_ARCHIVE
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JDKOPT_ENABLE_DISABLE_COMPATIBLE_CDS_ALIGNMENT
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JDKOPT_SETUP_MACOSX_SIGNING
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###############################################################################
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#
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# Configure parts of the build that only affect the build performance,
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# not the result.
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#
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###############################################################################
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BPERF_SETUP_BUILD_CORES
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BPERF_SETUP_BUILD_MEMORY
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BPERF_SETUP_BUILD_JOBS
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BPERF_SETUP_TEST_JOBS
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BPERF_SETUP_JAVAC_SERVER
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# Setup arguments for the boot jdk (after cores and memory have been setup)
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BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
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# Setup use of icecc if requested
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BPERF_SETUP_ICECC
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# Can the C/C++ compiler use precompiled headers?
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BPERF_SETUP_PRECOMPILED_HEADERS
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# Setup use of ccache, if available
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BPERF_SETUP_CCACHE
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###############################################################################
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#
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# And now the finish...
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#
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###############################################################################
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# Check for some common pitfalls
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BASIC_TEST_USABILITY_ISSUES
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# At the end, call the custom hook. (Dummy macro if no custom sources available)
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CUSTOM_LATE_HOOK
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# Did user specify any unknown variables?
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BASIC_CHECK_LEFTOVER_OVERRIDDEN
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# We're messing a bit with internal autoconf variables to put the config.status
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# in the output directory instead of the current directory.
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CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
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# Create the actual output files. Now the main work of configure is done.
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BASIC_WINDOWS_FINALIZE
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AC_OUTPUT
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# After AC_OUTPUT, we need to do final work
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CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
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BASIC_POST_CONFIG_OUTPUT
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# Finally output some useful information to the user
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HELP_PRINT_SUMMARY_AND_WARNINGS
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CUSTOM_SUMMARY_AND_WARNINGS_HOOK
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HELP_REPEAT_WARNINGS
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