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 # This only needs debug level to be setup 101 JDKOPT_ALLOW_ABSOLUTE_PATHS_IN_OUTPUT 102 103 # Check if we have devkits, extra paths or sysroot set. 104 BASIC_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. 108 BASIC_SETUP_OUTPUT_DIR 109 110 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY. 111 HELP_SETUP_DEPENDENCY_HELP 112 113 # Setup tools that requires more complex handling, or that is not needed by the configure script. 114 BASIC_SETUP_COMPLEX_TOOLS 115 BASIC_CHECK_BASH_OPTIONS 116 117 # Check if pkg-config is available. 118 PKG_PROG_PKG_CONFIG 119 120 # After basic tools have been setup, we can check build os specific details. 121 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION 122 123 # Misc basic settings 124 BASIC_SETUP_DEFAULT_MAKE_TARGET 125 BASIC_SETUP_DEFAULT_LOG 126 127 ############################################################################### 128 # 129 # Determine OpenJDK variants and version numbers. 130 # 131 ############################################################################### 132 133 # We need build & target for this. 134 JDKOPT_SETUP_JLINK_OPTIONS 135 JDKVER_SETUP_JDK_VERSION_NUMBERS 136 137 ############################################################################### 138 # 139 # Setup BootJDK, used to bootstrap the build. 140 # 141 ############################################################################### 142 143 BOOTJDK_SETUP_BOOT_JDK 144 BOOTJDK_SETUP_BUILD_JDK 145 146 ############################################################################### 147 # 148 # Determine JDK specific build time options. 149 # 150 ############################################################################### 151 152 JDKOPT_SETUP_JDK_OPTIONS 153 154 ############################################################################### 155 # 156 # Configure the sources to use. We can add or override individual directories. 157 # 158 ############################################################################### 159 160 SRCDIRS_SETUP_DIRS 161 SRCDIRS_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 171 JDKOPT_SETUP_STATIC_BUILD 172 173 # First determine the toolchain type (compiler family) 174 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE 175 176 # The global flags are needed for configure to be able to run the compilers 177 # correctly. 178 FLAGS_PRE_TOOLCHAIN 179 180 # Then detect the actual binaries needed 181 TOOLCHAIN_PRE_DETECTION 182 TOOLCHAIN_DETECT_TOOLCHAIN_CORE 183 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA 184 TOOLCHAIN_POST_DETECTION 185 186 # Finally do some processing after the detection phase 187 TOOLCHAIN_SETUP_BUILD_COMPILERS 188 TOOLCHAIN_MISC_CHECKS 189 190 # Setup the JTReg Regression Test Harness. 191 TOOLCHAIN_SETUP_JTREG 192 193 # Setup the Java Microbenchmark Harness (JMH) 194 LIB_TESTS_SETUP_JMH 195 196 # Setup Jib dependency tool 197 TOOLCHAIN_SETUP_JIB 198 199 # After toolchain setup, we need to process some flags to be able to continue. 200 FLAGS_POST_TOOLCHAIN 201 202 # Now we can test some aspects on the target using configure macros. 203 PLATFORM_SETUP_OPENJDK_TARGET_BITS 204 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS 205 206 # Configure flags for the tools 207 FLAGS_SETUP_FLAGS 208 209 # Setup debug symbols (need objcopy from the toolchain for that) 210 JDKOPT_SETUP_DEBUG_SYMBOLS 211 JDKOPT_SETUP_CODE_COVERAGE 212 213 # AddressSanitizer 214 JDKOPT_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. 223 BASIC_COMPILE_FIXPATH 224 225 LIB_DETERMINE_DEPENDENCIES 226 LIB_SETUP_LIBRARIES 227 228 ############################################################################### 229 # 230 # Setup hotspot and JVM features (needs toolchain). 231 # 232 ############################################################################### 233 234 JVM_FEATURES_PARSE_OPTIONS 235 JVM_FEATURES_SETUP 236 237 HOTSPOT_ENABLE_DISABLE_GTEST 238 HOTSPOT_SETUP_MISC 239 240 ############################################################################### 241 # 242 # We need to do some final tweaking, when everything else is done. 243 # 244 ############################################################################### 245 246 JDKOPT_DETECT_INTREE_EC 247 JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER 248 JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST 249 JDKOPT_EXCLUDE_TRANSLATIONS 250 JDKOPT_ENABLE_DISABLE_MANPAGES 251 JDKOPT_ENABLE_DISABLE_CDS_ARCHIVE 252 JDKOPT_SETUP_REPRODUCIBLE_BUILD 253 254 ############################################################################### 255 # 256 # Configure parts of the build that only affect the build performance, 257 # not the result. 258 # 259 ############################################################################### 260 261 BPERF_SETUP_BUILD_CORES 262 BPERF_SETUP_BUILD_MEMORY 263 BPERF_SETUP_BUILD_JOBS 264 BPERF_SETUP_TEST_JOBS 265 BPERF_SETUP_JAVAC_SERVER 266 267 # Setup arguments for the boot jdk (after cores and memory have been setup) 268 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS 269 270 # Setup use of icecc if requested 271 BPERF_SETUP_ICECC 272 273 # Can the C/C++ compiler use precompiled headers? 274 BPERF_SETUP_PRECOMPILED_HEADERS 275 276 # Setup use of ccache, if available 277 BPERF_SETUP_CCACHE 278 279 ############################################################################### 280 # 281 # And now the finish... 282 # 283 ############################################################################### 284 285 # Check for some common pitfalls 286 BASIC_TEST_USABILITY_ISSUES 287 288 # At the end, call the custom hook. (Dummy macro if no custom sources available) 289 CUSTOM_LATE_HOOK 290 291 # Did user specify any unknown variables? 292 BASIC_CHECK_LEFTOVER_OVERRIDDEN 293 294 # We're messing a bit with internal autoconf variables to put the config.status 295 # in the output directory instead of the current directory. 296 CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status" 297 298 # Create the actual output files. Now the main work of configure is done. 299 AC_OUTPUT 300 301 # After AC_OUTPUT, we need to do final work 302 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK 303 BASIC_POST_CONFIG_OUTPUT 304 305 # Finally output some useful information to the user 306 HELP_PRINT_SUMMARY_AND_WARNINGS 307 CUSTOM_SUMMARY_AND_WARNINGS_HOOK 308 HELP_REPEAT_WARNINGS