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 33AC_PREREQ([2.69]) 34AC_INIT(OpenJDK, openjdk, build-dev@openjdk.java.net,,http://openjdk.java.net) 35 36AC_CONFIG_AUX_DIR([$TOPDIR/make/autoconf/build-aux]) 37m4_include([build-aux/pkg.m4]) 38 39AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK]) 40AC_DEFUN_ONCE([CUSTOM_LATE_HOOK]) 41AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK]) 42AC_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... 50m4_include([util.m4]) 51# ... then the rest 52m4_include([basic.m4]) 53m4_include([boot-jdk.m4]) 54m4_include([build-performance.m4]) 55m4_include([flags.m4]) 56m4_include([help.m4]) 57m4_include([hotspot.m4]) 58m4_include([jdk-options.m4]) 59m4_include([jdk-version.m4]) 60m4_include([jvm-features.m4]) 61m4_include([libraries.m4]) 62m4_include([platform.m4]) 63m4_include([source-dirs.m4]) 64m4_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. 77HELP_PRINT_ADDITIONAL_HELP_AND_EXIT 78 79# Basic initialization that must happen first of all in the normal process. 80BASIC_INIT 81BASIC_SETUP_FUNDAMENTAL_TOOLS 82 83# Now we can determine OpenJDK build and target platforms. This is required to 84# have early on. 85PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET 86 87# Continue setting up basic stuff. Most remaining code require fundamental tools. 88BASIC_SETUP_PATHS 89 90# Check if it's a pure open build or if custom sources are to be used. 91JDKOPT_SETUP_OPEN_OR_CUSTOM 92 93# These are needed to be able to create a configuration name (and thus the output directory) 94JDKOPT_SETUP_DEBUG_LEVEL 95HOTSPOT_SETUP_JVM_VARIANTS 96 97# With basic setup done, call the custom early hook. 98CUSTOM_EARLY_HOOK 99 100# This only needs debug level to be setup 101JDKOPT_ALLOW_ABSOLUTE_PATHS_IN_OUTPUT 102 103# Check if we have devkits, extra paths or sysroot set. 104BASIC_SETUP_DEVKIT 105 106# To properly create a configuration name, we need to have the OpenJDK target 107# and options (variants and debug level) parsed. 108BASIC_SETUP_OUTPUT_DIR 109 110# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY. 111HELP_SETUP_DEPENDENCY_HELP 112 113# Setup tools that requires more complex handling, or that is not needed by the configure script. 114BASIC_SETUP_COMPLEX_TOOLS 115BASIC_CHECK_BASH_OPTIONS 116 117# Check if pkg-config is available. 118PKG_PROG_PKG_CONFIG 119 120# After basic tools have been setup, we can check build os specific details. 121PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION 122 123# Misc basic settings 124BASIC_SETUP_DEFAULT_MAKE_TARGET 125BASIC_SETUP_DEFAULT_LOG 126 127############################################################################### 128# 129# Determine OpenJDK variants and version numbers. 130# 131############################################################################### 132 133# We need build & target for this. 134JDKOPT_SETUP_JLINK_OPTIONS 135JDKVER_SETUP_JDK_VERSION_NUMBERS 136 137############################################################################### 138# 139# Setup BootJDK, used to bootstrap the build. 140# 141############################################################################### 142 143BOOTJDK_SETUP_BOOT_JDK 144BOOTJDK_SETUP_BUILD_JDK 145 146############################################################################### 147# 148# Determine JDK specific build time options. 149# 150############################################################################### 151 152JDKOPT_SETUP_JDK_OPTIONS 153 154############################################################################### 155# 156# Configure the sources to use. We can add or override individual directories. 157# 158############################################################################### 159 160SRCDIRS_SETUP_DIRS 161SRCDIRS_SETUP_IMPORT_MODULES 162 163############################################################################### 164# 165# Setup the toolchain (compilers etc), i.e. tools used to compile and process 166# native code. 167# 168############################################################################### 169 170# See if we are doing a complete static build or not 171JDKOPT_SETUP_STATIC_BUILD 172 173# First determine the toolchain type (compiler family) 174TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE 175 176# The global flags are needed for configure to be able to run the compilers 177# correctly. 178FLAGS_PRE_TOOLCHAIN 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_MISC_CHECKS 189 190# Setup the JTReg Regression Test Harness. 191TOOLCHAIN_SETUP_JTREG 192 193# Setup the Java Microbenchmark Harness (JMH) 194LIB_TESTS_SETUP_JMH 195 196# Setup Jib dependency tool 197TOOLCHAIN_SETUP_JIB 198 199# After toolchain setup, we need to process some flags to be able to continue. 200FLAGS_POST_TOOLCHAIN 201 202# Now we can test some aspects on the target using configure macros. 203PLATFORM_SETUP_OPENJDK_TARGET_BITS 204PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS 205 206# Configure flags for the tools 207FLAGS_SETUP_FLAGS 208 209# Setup debug symbols (need objcopy from the toolchain for that) 210JDKOPT_SETUP_DEBUG_SYMBOLS 211JDKOPT_SETUP_CODE_COVERAGE 212 213# AddressSanitizer 214JDKOPT_SETUP_ADDRESS_SANITIZER 215 216############################################################################### 217# 218# Check dependencies for external and internal libraries. 219# 220############################################################################### 221 222# After we have toolchain, we can compile fixpath. It's needed by the lib checks. 223BASIC_COMPILE_FIXPATH 224 225LIB_DETERMINE_DEPENDENCIES 226LIB_SETUP_LIBRARIES 227 228############################################################################### 229# 230# Setup hotspot and JVM features (needs toolchain). 231# 232############################################################################### 233 234JVM_FEATURES_PARSE_OPTIONS 235JVM_FEATURES_SETUP 236 237HOTSPOT_SETUP_MISC 238 239############################################################################### 240# 241# We need to do some final tweaking, when everything else is done. 242# 243############################################################################### 244 245JDKOPT_DETECT_INTREE_EC 246JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER 247JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST 248JDKOPT_EXCLUDE_TRANSLATIONS 249JDKOPT_ENABLE_DISABLE_MANPAGES 250JDKOPT_ENABLE_DISABLE_CDS_ARCHIVE 251JDKOPT_SETUP_REPRODUCIBLE_BUILD 252 253############################################################################### 254# 255# Configure parts of the build that only affect the build performance, 256# not the result. 257# 258############################################################################### 259 260BPERF_SETUP_BUILD_CORES 261BPERF_SETUP_BUILD_MEMORY 262BPERF_SETUP_BUILD_JOBS 263BPERF_SETUP_TEST_JOBS 264BPERF_SETUP_JAVAC_SERVER 265 266# Setup arguments for the boot jdk (after cores and memory have been setup) 267BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS 268 269# Setup use of icecc if requested 270BPERF_SETUP_ICECC 271 272# Can the C/C++ compiler use precompiled headers? 273BPERF_SETUP_PRECOMPILED_HEADERS 274 275# Setup use of ccache, if available 276BPERF_SETUP_CCACHE 277 278############################################################################### 279# 280# And now the finish... 281# 282############################################################################### 283 284# Check for some common pitfalls 285BASIC_TEST_USABILITY_ISSUES 286 287# At the end, call the custom hook. (Dummy macro if no custom sources available) 288CUSTOM_LATE_HOOK 289 290# Did user specify any unknown variables? 291BASIC_CHECK_LEFTOVER_OVERRIDDEN 292 293# We're messing a bit with internal autoconf variables to put the config.status 294# in the output directory instead of the current directory. 295CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status" 296 297# Create the actual output files. Now the main work of configure is done. 298AC_OUTPUT 299 300# After AC_OUTPUT, we need to do final work 301CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK 302BASIC_POST_CONFIG_OUTPUT 303 304# Finally output some useful information to the user 305HELP_PRINT_SUMMARY_AND_WARNINGS 306CUSTOM_SUMMARY_AND_WARNINGS_HOOK 307HELP_REPEAT_WARNINGS 308