1 # 2 # Copyright (c) 2011, 2016, 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, jdk9, build-dev@openjdk.java.net,,http://openjdk.java.net) 35 36 AC_CONFIG_AUX_DIR([$TOPDIR/common/autoconf/build-aux]) 37 m4_include([build-aux/pkg.m4]) 38 39 # Include these first... 40 m4_include([basics.m4]) 41 m4_include([basics_windows.m4]) 42 # ... then the rest 43 m4_include([boot-jdk.m4]) 44 m4_include([build-performance.m4]) 45 m4_include([flags.m4]) 46 m4_include([help.m4]) 47 m4_include([hotspot.m4]) 48 m4_include([jdk-options.m4]) 49 m4_include([jdk-version.m4]) 50 m4_include([libraries.m4]) 51 m4_include([platform.m4]) 52 m4_include([source-dirs.m4]) 53 m4_include([toolchain.m4]) 54 m4_include([toolchain_windows.m4]) 55 56 AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK]) 57 AC_DEFUN_ONCE([CUSTOM_LATE_HOOK]) 58 AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK]) 59 AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK]) 60 61 # This line needs to be here, verbatim, after all includes and the dummy hook 62 # definitions. It is replaced with custom functionality when building 63 # custom sources. 64 #CUSTOM_AUTOCONF_INCLUDE 65 66 # Do not change or remove the following line, it is needed for consistency checks: 67 DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@ 68 69 ############################################################################### 70 # 71 # Initialization / Boot-strapping 72 # 73 # The bootstrapping process needs to solve the "chicken or the egg" problem, 74 # thus it jumps back and forth, each time gaining something needed later on. 75 # 76 ############################################################################### 77 78 # If we are requested to print additional help, do that and then exit. 79 # This must be the very first call. 80 HELP_PRINT_ADDITIONAL_HELP_AND_EXIT 81 82 # Basic initialization that must happen first of all in the normal process. 83 BASIC_INIT 84 BASIC_SETUP_FUNDAMENTAL_TOOLS 85 86 # Now we can determine OpenJDK build and target platforms. This is required to 87 # have early on. 88 PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET 89 90 # Continue setting up basic stuff. Most remaining code require fundamental tools. 91 BASIC_SETUP_PATHS 92 93 # Check if it's a pure open build or if custom sources are to be used. 94 JDKOPT_SETUP_OPEN_OR_CUSTOM 95 96 # These are needed to be able to create a configuration name (and thus the output directory) 97 JDKOPT_SETUP_JDK_VARIANT 98 HOTSPOT_SETUP_JVM_INTERPRETER 99 HOTSPOT_SETUP_JVM_VARIANTS 100 JDKOPT_SETUP_DEBUG_LEVEL 101 HOTSPOT_SETUP_DEBUG_LEVEL 102 103 # With basic setup done, call the custom early hook. 104 CUSTOM_EARLY_HOOK 105 106 # Check if we have devkits, extra paths or sysroot set. 107 BASIC_SETUP_DEVKIT 108 109 # To properly create a configuration name, we need to have the OpenJDK target 110 # and options (variants and debug level) parsed. 111 BASIC_SETUP_OUTPUT_DIR 112 113 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY. 114 HELP_SETUP_DEPENDENCY_HELP 115 116 # Setup tools that requires more complex handling, or that is not needed by the configure script. 117 BASIC_SETUP_COMPLEX_TOOLS 118 BASIC_CHECK_BASH_OPTIONS 119 120 # Check if pkg-config is available. 121 PKG_PROG_PKG_CONFIG 122 123 # After basic tools have been setup, we can check build os specific details. 124 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION 125 126 # Misc basic settings 127 BASIC_SETUP_DEFAULT_MAKE_TARGET 128 129 ############################################################################### 130 # 131 # Determine OpenJDK variants, options and version numbers. 132 # 133 ############################################################################### 134 135 # We need build & target for this. 136 JDKOPT_SETUP_JDK_OPTIONS 137 JDKOPT_SETUP_JLINK_OPTIONS 138 HOTSPOT_SETUP_HOTSPOT_OPTIONS 139 JDKVER_SETUP_JDK_VERSION_NUMBERS 140 141 ############################################################################### 142 # 143 # Setup BootJDK, used to bootstrap the build. 144 # 145 ############################################################################### 146 147 BOOTJDK_SETUP_BOOT_JDK 148 BOOTJDK_SETUP_BUILD_JDK 149 150 ############################################################################### 151 # 152 # Configure the sources to use. We can add or override individual directories. 153 # 154 ############################################################################### 155 156 SRCDIRS_SETUP_TOPDIRS 157 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS 158 SRCDIRS_SETUP_OUTPUT_DIRS 159 160 SRCDIRS_SETUP_IMPORT_MODULES 161 162 ############################################################################### 163 # 164 # Setup the toolchain (compilers etc), i.e. tools used to compile and process 165 # native code. 166 # 167 ############################################################################### 168 169 # See if we are doing a complete static build or not 170 JDKOPT_SETUP_STATIC_BUILD 171 172 # First determine the toolchain type (compiler family) 173 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE 174 175 # User supplied flags should be used when configure detects compilers 176 FLAGS_SETUP_USER_SUPPLIED_FLAGS 177 # The sysroot cflags are needed for configure to be able to run the compilers 178 FLAGS_SETUP_SYSROOT_FLAGS 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_SETUP_LEGACY 189 TOOLCHAIN_MISC_CHECKS 190 191 # Setup the JTReg Regression Test Harness. 192 TOOLCHAIN_SETUP_JTREG 193 194 FLAGS_SETUP_INIT_FLAGS 195 196 # Now we can test some aspects on the target using configure macros. 197 PLATFORM_SETUP_OPENJDK_TARGET_BITS 198 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS 199 200 # Configure flags for the tools 201 FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS 202 FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION 203 FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK 204 FLAGS_SETUP_COMPILER_FLAGS_MISC 205 206 # Setup debug symbols (need objcopy from the toolchain for that) 207 JDKOPT_SETUP_DEBUG_SYMBOLS 208 JDKOPT_SETUP_CODE_COVERAGE 209 210 ############################################################################### 211 # 212 # Check dependencies for external and internal libraries. 213 # 214 ############################################################################### 215 216 # After we have toolchain, we can compile fixpath. It's needed by the lib checks. 217 BASIC_COMPILE_FIXPATH 218 219 LIB_DETERMINE_DEPENDENCIES 220 LIB_SETUP_LIBRARIES 221 222 ############################################################################### 223 # 224 # We need to do some final tweaking, when everything else is done. 225 # 226 ############################################################################### 227 228 HOTSPOT_SETUP_BUILD_TWEAKS 229 JDKOPT_DETECT_INTREE_EC 230 JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER 231 232 ############################################################################### 233 # 234 # Configure parts of the build that only affect the build performance, 235 # not the result. 236 # 237 ############################################################################### 238 239 BPERF_SETUP_BUILD_CORES 240 BPERF_SETUP_BUILD_MEMORY 241 BPERF_SETUP_BUILD_JOBS 242 BPERF_SETUP_TEST_JOBS 243 244 # Setup arguments for the boot jdk (after cores and memory have been setup) 245 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS 246 247 # Setup smart javac (after cores and memory have been setup) 248 BPERF_SETUP_SMART_JAVAC 249 250 # Setup use of icecc if requested 251 BPERF_SETUP_ICECC 252 253 # Can the C/C++ compiler use precompiled headers? 254 BPERF_SETUP_PRECOMPILED_HEADERS 255 256 # Setup use of ccache, if available 257 BPERF_SETUP_CCACHE 258 259 ############################################################################### 260 # 261 # And now the finish... 262 # 263 ############################################################################### 264 265 # Check for some common pitfalls 266 BASIC_TEST_USABILITY_ISSUES 267 268 # At the end, call the custom hook. (Dummy macro if no custom sources available) 269 CUSTOM_LATE_HOOK 270 271 # We're messing a bit with internal autoconf variables to put the config.status 272 # in the output directory instead of the current directory. 273 CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status" 274 275 # Create the actual output files. Now the main work of configure is done. 276 AC_OUTPUT 277 278 # After AC_OUTPUT, we need to do final work 279 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK 280 BASIC_POST_CONFIG_OUTPUT 281 282 # Finally output some useful information to the user 283 HELP_PRINT_SUMMARY_AND_WARNINGS 284 CUSTOM_SUMMARY_AND_WARNINGS_HOOK 285 HELP_REPEAT_WARNINGS