1 # 2 # Copyright (c) 2011, 2015, 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([jdk-options.m4]) 48 m4_include([libraries.m4]) 49 m4_include([platform.m4]) 50 m4_include([source-dirs.m4]) 51 m4_include([toolchain.m4]) 52 m4_include([toolchain_windows.m4]) 53 54 AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK]) 55 AC_DEFUN_ONCE([CUSTOM_LATE_HOOK]) 56 AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK]) 57 AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK]) 58 59 # This line needs to be here, verbatim, after all includes and the dummy hook 60 # definitions. It is replaced with custom functionality when building 61 # custom sources. 62 #CUSTOM_AUTOCONF_INCLUDE 63 64 # Do not change or remove the following line, it is needed for consistency checks: 65 DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@ 66 67 ############################################################################### 68 # 69 # Initialization / Boot-strapping 70 # 71 # The bootstrapping process needs to solve the "chicken or the egg" problem, 72 # thus it jumps back and forth, each time gaining something needed later on. 73 # 74 ############################################################################### 75 76 # If we are requested to print additional help, do that and then exit. 77 # This must be the very first call. 78 HELP_PRINT_ADDITIONAL_HELP_AND_EXIT 79 80 # Basic initialization that must happen first of all in the normal process. 81 BASIC_INIT 82 BASIC_SETUP_FUNDAMENTAL_TOOLS 83 84 # Now we can determine OpenJDK build and target platforms. This is required to 85 # have early on. 86 PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET 87 88 # Continue setting up basic stuff. Most remaining code require fundamental tools. 89 BASIC_SETUP_PATHS 90 91 # Check if it's a pure open build or if custom sources are to be used. 92 JDKOPT_SETUP_OPEN_OR_CUSTOM 93 94 # These are needed to be able to create a configuration name (and thus the output directory) 95 JDKOPT_SETUP_JDK_VARIANT 96 JDKOPT_SETUP_JVM_INTERPRETER 97 JDKOPT_SETUP_JVM_VARIANTS 98 JDKOPT_SETUP_DEBUG_LEVEL 99 100 # With basic setup done, call the custom early hook. 101 CUSTOM_EARLY_HOOK 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 ############################################################################### 124 # 125 # Determine OpenJDK variants, options and version numbers. 126 # 127 ############################################################################### 128 129 # We need build & target for this. 130 JDKOPT_SETUP_JDK_OPTIONS 131 JDKOPT_SETUP_JDK_VERSION_NUMBERS 132 133 ############################################################################### 134 # 135 # Setup BootJDK, used to bootstrap the build. 136 # 137 ############################################################################### 138 139 BOOTJDK_SETUP_BOOT_JDK 140 141 ############################################################################### 142 # 143 # Configure the sources to use. We can add or override individual directories. 144 # 145 ############################################################################### 146 147 SRCDIRS_SETUP_TOPDIRS 148 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS 149 SRCDIRS_SETUP_OUTPUT_DIRS 150 151 ############################################################################### 152 # 153 # Setup the toolchain (compilers etc), i.e. tools used to compile and process 154 # native code. 155 # 156 ############################################################################### 157 158 # First determine the toolchain type (compiler family) 159 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE 160 161 # User supplied flags should be used when configure detects compilers 162 FLAGS_SETUP_USER_SUPPLIED_FLAGS 163 # The sysroot cflags are needed for configure to be able to run the compilers 164 FLAGS_SETUP_SYSROOT_FLAGS 165 166 # Then detect the actual binaries needed 167 TOOLCHAIN_PRE_DETECTION 168 TOOLCHAIN_DETECT_TOOLCHAIN_CORE 169 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA 170 TOOLCHAIN_POST_DETECTION 171 172 # Finally do some processing after the detection phase 173 TOOLCHAIN_SETUP_BUILD_COMPILERS 174 TOOLCHAIN_SETUP_LEGACY 175 TOOLCHAIN_MISC_CHECKS 176 177 # Setup the JTReg Regression Test Harness. 178 TOOLCHAIN_SETUP_JTREG 179 180 FLAGS_SETUP_INIT_FLAGS 181 182 # FIXME: Currently we must test this after toolchain but before flags. Fix! 183 184 # Now we can test some aspects on the target using configure macros. 185 PLATFORM_SETUP_OPENJDK_TARGET_BITS 186 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS 187 188 # Configure flags for the tools 189 FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS 190 FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION 191 FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK 192 FLAGS_SETUP_COMPILER_FLAGS_MISC 193 194 # Setup debug symbols (need objcopy from the toolchain for that) 195 JDKOPT_SETUP_DEBUG_SYMBOLS 196 JDKOPT_SETUP_CODE_COVERAGE 197 198 ############################################################################### 199 # 200 # Check dependencies for external and internal libraries. 201 # 202 ############################################################################### 203 204 # After we have toolchain, we can compile fixpath. It's needed by the lib checks. 205 BASIC_COMPILE_FIXPATH 206 207 LIB_DETERMINE_DEPENDENCIES 208 LIB_SETUP_LIBRARIES 209 210 ############################################################################### 211 # 212 # We need to do some final tweaking, when everything else is done. 213 # 214 ############################################################################### 215 216 JDKOPT_SETUP_BUILD_TWEAKS 217 JDKOPT_DETECT_INTREE_EC 218 219 ############################################################################### 220 # 221 # Configure parts of the build that only affect the build performance, 222 # not the result. 223 # 224 ############################################################################### 225 226 BPERF_SETUP_BUILD_CORES 227 BPERF_SETUP_BUILD_MEMORY 228 BPERF_SETUP_BUILD_JOBS 229 230 # Setup arguments for the boot jdk (after cores and memory have been setup) 231 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS 232 233 # Setup smart javac (after cores and memory have been setup) 234 BPERF_SETUP_SMART_JAVAC 235 236 # Can the C/C++ compiler use precompiled headers? 237 BPERF_SETUP_PRECOMPILED_HEADERS 238 239 # Setup use of ccache, if available 240 BPERF_SETUP_CCACHE 241 242 ############################################################################### 243 # 244 # And now the finish... 245 # 246 ############################################################################### 247 248 # Check for some common pitfalls 249 BASIC_TEST_USABILITY_ISSUES 250 251 # At the end, call the custom hook. (Dummy macro if no custom sources available) 252 CUSTOM_LATE_HOOK 253 254 # We're messing a bit with internal autoconf variables to put the config.status 255 # in the output directory instead of the current directory. 256 CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status" 257 258 # Create the actual output files. Now the main work of configure is done. 259 AC_OUTPUT 260 261 # After AC_OUTPUT, we need to do final work 262 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK 263 BASIC_POST_CONFIG_OUTPUT 264 265 # Finally output some useful information to the user 266 HELP_PRINT_SUMMARY_AND_WARNINGS 267 CUSTOM_SUMMARY_AND_WARNINGS_HOOK 268 HELP_REPEAT_WARNINGS