## Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.## This code is free software; you can redistribute it and/or modify it# under the terms of the GNU General Public License version 2 only, as# published by the Free Software Foundation. Oracle designates this# particular file as subject to the "Classpath" exception as provided# by Oracle in the LICENSE file that accompanied this code.## This code is distributed in the hope that it will be useful, but WITHOUT# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License# version 2 for more details (a copy is included in the LICENSE file that# accompanied this code).## You should have received a copy of the GNU General Public License version# 2 along with this work; if not, write to the Free Software Foundation,# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.## Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA# or visit www.oracle.com if you need additional information or have any# questions.################################################################################## Includes and boilerplate################################################################################AC_PREREQ([2.69])AC_INIT(OpenJDK, jdk9, build-dev@openjdk.java.net,,http://openjdk.java.net)AC_CONFIG_AUX_DIR([$TOPDIR/common/autoconf/build-aux])m4_include([build-aux/pkg.m4])# Include these first...m4_include([basics.m4])m4_include([basics_windows.m4])# ... then the restm4_include([boot-jdk.m4])m4_include([build-performance.m4])m4_include([flags.m4])m4_include([help.m4])m4_include([hotspot.m4])m4_include([jdk-options.m4])m4_include([jdk-version.m4])m4_include([libraries.m4])m4_include([platform.m4])m4_include([source-dirs.m4])m4_include([toolchain.m4])m4_include([toolchain_windows.m4])AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK])AC_DEFUN_ONCE([CUSTOM_LATE_HOOK])AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK])AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK])# This line needs to be here, verbatim, after all includes and the dummy hook# definitions. It is replaced with custom functionality when building# custom sources.#CUSTOM_AUTOCONF_INCLUDE# Do not change or remove the following line, it is needed for consistency checks:DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@################################################################################# Initialization / Boot-strapping## The bootstrapping process needs to solve the "chicken or the egg" problem,# thus it jumps back and forth, each time gaining something needed later on.################################################################################# If we are requested to print additional help, do that and then exit.# This must be the very first call.HELP_PRINT_ADDITIONAL_HELP_AND_EXIT# Basic initialization that must happen first of all in the normal process.BASIC_INITBASIC_SETUP_FUNDAMENTAL_TOOLS# Now we can determine OpenJDK build and target platforms. This is required to# have early on.PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET# Continue setting up basic stuff. Most remaining code require fundamental tools.BASIC_SETUP_PATHS# Check if it's a pure open build or if custom sources are to be used.JDKOPT_SETUP_OPEN_OR_CUSTOM# These are needed to be able to create a configuration name (and thus the output directory)JDKOPT_SETUP_JDK_VARIANTJDKOPT_SETUP_DEBUG_LEVELHOTSPOT_SETUP_JVM_VARIANTS# With basic setup done, call the custom early hook.CUSTOM_EARLY_HOOK# Check if we have devkits, extra paths or sysroot set.BASIC_SETUP_DEVKIT# To properly create a configuration name, we need to have the OpenJDK target# and options (variants and debug level) parsed.BASIC_SETUP_OUTPUT_DIR# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.HELP_SETUP_DEPENDENCY_HELP# Setup tools that requires more complex handling, or that is not needed by the configure script.BASIC_SETUP_COMPLEX_TOOLSBASIC_CHECK_BASH_OPTIONS# Check if pkg-config is available.PKG_PROG_PKG_CONFIG# After basic tools have been setup, we can check build os specific details.PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION# Misc basic settingsBASIC_SETUP_DEFAULT_MAKE_TARGET################################################################################# Determine OpenJDK variants, options and version numbers.################################################################################# We need build & target for this.JDKOPT_SETUP_JDK_OPTIONSJDKOPT_SETUP_JLINK_OPTIONSJDKVER_SETUP_JDK_VERSION_NUMBERS################################################################################# Setup BootJDK, used to bootstrap the build.################################################################################BOOTJDK_SETUP_BOOT_JDKBOOTJDK_SETUP_BUILD_JDK################################################################################# Configure the sources to use. We can add or override individual directories.################################################################################SRCDIRS_SETUP_TOPDIRSSRCDIRS_SETUP_ALTERNATIVE_TOPDIRSSRCDIRS_SETUP_OUTPUT_DIRSSRCDIRS_SETUP_IMPORT_MODULES################################################################################# Setup the toolchain (compilers etc), i.e. tools used to compile and process# native code.################################################################################# See if we are doing a complete static build or notJDKOPT_SETUP_STATIC_BUILD# First determine the toolchain type (compiler family)TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE# User supplied flags should be used when configure detects compilersFLAGS_SETUP_USER_SUPPLIED_FLAGS# The sysroot cflags are needed for configure to be able to run the compilersFLAGS_SETUP_SYSROOT_FLAGS# Then detect the actual binaries neededTOOLCHAIN_PRE_DETECTIONTOOLCHAIN_DETECT_TOOLCHAIN_CORETOOLCHAIN_DETECT_TOOLCHAIN_EXTRATOOLCHAIN_POST_DETECTION# Finally do some processing after the detection phaseTOOLCHAIN_SETUP_BUILD_COMPILERSTOOLCHAIN_SETUP_LEGACYTOOLCHAIN_MISC_CHECKS# Setup the JTReg Regression Test Harness.TOOLCHAIN_SETUP_JTREGFLAGS_SETUP_INIT_FLAGS# Now we can test some aspects on the target using configure macros.PLATFORM_SETUP_OPENJDK_TARGET_BITSPLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS# Configure flags for the toolsFLAGS_SETUP_COMPILER_FLAGS_FOR_LIBSFLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATIONFLAGS_SETUP_COMPILER_FLAGS_FOR_JDKFLAGS_SETUP_COMPILER_FLAGS_MISC# Setup debug symbols (need objcopy from the toolchain for that)JDKOPT_SETUP_DEBUG_SYMBOLSJDKOPT_SETUP_CODE_COVERAGE# Need toolchain to setup dtraceHOTSPOT_SETUP_DTRACEHOTSPOT_SETUP_JVM_FEATURESHOTSPOT_ENABLE_DISABLE_GTEST################################################################################# Check dependencies for external and internal libraries.################################################################################# After we have toolchain, we can compile fixpath. It's needed by the lib checks.BASIC_COMPILE_FIXPATHLIB_DETERMINE_DEPENDENCIESLIB_SETUP_LIBRARIES################################################################################# We need to do some final tweaking, when everything else is done.################################################################################JDKOPT_DETECT_INTREE_ECJDKOPT_ENABLE_DISABLE_FAILURE_HANDLERJDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST################################################################################# Configure parts of the build that only affect the build performance,# not the result.################################################################################BPERF_SETUP_BUILD_CORESBPERF_SETUP_BUILD_MEMORYBPERF_SETUP_BUILD_JOBSBPERF_SETUP_TEST_JOBS# Setup arguments for the boot jdk (after cores and memory have been setup)BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS# Setup smart javac (after cores and memory have been setup)BPERF_SETUP_SMART_JAVAC# Setup use of icecc if requestedBPERF_SETUP_ICECC# Can the C/C++ compiler use precompiled headers?BPERF_SETUP_PRECOMPILED_HEADERS# Setup use of ccache, if availableBPERF_SETUP_CCACHE################################################################################# And now the finish...################################################################################# Check for some common pitfallsBASIC_TEST_USABILITY_ISSUES# At the end, call the custom hook. (Dummy macro if no custom sources available)CUSTOM_LATE_HOOK# This needs to be done after CUSTOM_LATE_HOOK since we can setup custom features.HOTSPOT_VALIDATE_JVM_FEATURES# We're messing a bit with internal autoconf variables to put the config.status# in the output directory instead of the current directory.CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"# Create the actual output files. Now the main work of configure is done.AC_OUTPUT# After AC_OUTPUT, we need to do final workCUSTOM_CONFIG_OUTPUT_GENERATED_HOOKBASIC_POST_CONFIG_OUTPUT# Finally output some useful information to the userHELP_PRINT_SUMMARY_AND_WARNINGSCUSTOM_SUMMARY_AND_WARNINGS_HOOKHELP_REPEAT_WARNINGS