1 # 2 # Copyright (c) 2011, 2018, 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, jdk8, 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 m4_include([builddeps.m4]) 43 # ... then the rest 44 m4_include([boot-jdk.m4]) 45 m4_include([build-performance.m4]) 46 m4_include([flags.m4]) 47 m4_include([help.m4]) 48 m4_include([jdk-options.m4]) 49 m4_include([libraries.m4]) 50 m4_include([platform.m4]) 51 m4_include([source-dirs.m4]) 52 m4_include([toolchain.m4]) 53 m4_include([toolchain_windows.m4]) 54 55 AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK]) 56 AC_DEFUN_ONCE([CUSTOM_LATE_HOOK]) 57 AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_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 BASIC_SETUP_LOGGING 91 92 # Check if it's a pure open build or if custom sources are to be used. 93 JDKOPT_SETUP_OPEN_OR_CUSTOM 94 95 # These are needed to be able to create a configuration name (and thus the output directory) 96 JDKOPT_SETUP_JDK_VARIANT 97 JDKOPT_SETUP_JVM_INTERPRETER 98 JDKOPT_SETUP_JVM_VARIANTS 99 JDKOPT_SETUP_DEBUG_LEVEL 100 101 # With basic setup done, call the custom early hook. 102 CUSTOM_EARLY_HOOK 103 104 # To properly create a configuration name, we need to have the OpenJDK target 105 # and options (variants and debug level) parsed. 106 BASIC_SETUP_OUTPUT_DIR 107 108 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY. 109 HELP_SETUP_DEPENDENCY_HELP 110 111 # Setup tools that requires more complex handling, or that is not needed by the configure script. 112 BASIC_SETUP_COMPLEX_TOOLS 113 114 # Check if pkg-config is available. 115 PKG_PROG_PKG_CONFIG 116 117 # After basic tools have been setup, we can check build os specific details. 118 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION 119 120 # Setup builddeps, for automatic downloading of tools we need. 121 # This is needed before we can call BDEPS_CHECK_MODULE, which is done in 122 # boot-jdk setup, but we need to have basic tools setup first. 123 BDEPS_CONFIGURE_BUILDDEPS 124 BDEPS_SCAN_FOR_BUILDDEPS 125 126 ############################################################################### 127 # 128 # Determine OpenJDK variants, options and version numbers. 129 # 130 ############################################################################### 131 132 # We need build & target for this. 133 JDKOPT_SETUP_JDK_OPTIONS 134 JDKOPT_SETUP_JDK_VERSION_NUMBERS 135 136 ############################################################################### 137 # 138 # Setup BootJDK, used to bootstrap the build. 139 # 140 ############################################################################### 141 142 BOOTJDK_SETUP_BOOT_JDK 143 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS 144 145 ############################################################################### 146 # 147 # Configure the sources to use. We can add or override individual directories. 148 # 149 ############################################################################### 150 151 SRCDIRS_SETUP_TOPDIRS 152 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS 153 SRCDIRS_SETUP_OUTPUT_DIRS 154 155 ############################################################################### 156 # 157 # Setup the toolchain (compilers etc), i.e. tools used to compile and process 158 # native code. 159 # 160 ############################################################################### 161 162 # First determine the toolchain type (compiler family) 163 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE 164 165 # Then detect the actual binaries needed 166 TOOLCHAIN_PRE_DETECTION 167 TOOLCHAIN_DETECT_TOOLCHAIN_CORE 168 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA 169 TOOLCHAIN_POST_DETECTION 170 171 # Finally do some processing after the detection phase 172 TOOLCHAIN_SETUP_BUILD_COMPILERS 173 TOOLCHAIN_SETUP_LEGACY 174 TOOLCHAIN_MISC_CHECKS 175 176 # Setup the JTReg Regression Test Harness. 177 TOOLCHAIN_SETUP_JTREG 178 179 FLAGS_SETUP_INIT_FLAGS 180 181 # FIXME: Currently we must test this after toolchain but before flags. Fix! 182 183 # Now we can test some aspects on the target using configure macros. 184 PLATFORM_SETUP_OPENJDK_TARGET_BITS 185 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS 186 187 # Configure flags for the tools 188 FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS 189 FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION 190 FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK 191 FLAGS_SETUP_COMPILER_FLAGS_MISC 192 193 # Setup debug symbols (need objcopy from the toolchain for that) 194 JDKOPT_SETUP_DEBUG_SYMBOLS 195 196 ############################################################################### 197 # 198 # Check dependencies for external and internal libraries. 199 # 200 ############################################################################### 201 202 # After we have toolchain, we can compile fixpath. It's needed by the lib checks. 203 BASIC_COMPILE_FIXPATH 204 205 LIB_SETUP_INIT 206 LIB_SETUP_X11 207 LIB_SETUP_CUPS 208 LIB_SETUP_FREETYPE 209 LIB_SETUP_ALSA 210 LIB_SETUP_MISC_LIBS 211 LIB_SETUP_STATIC_LINK_LIBSTDCPP 212 LIB_SETUP_ON_WINDOWS 213 214 ############################################################################### 215 # 216 # We need to do some final tweaking, when everything else is done. 217 # 218 ############################################################################### 219 220 JDKOPT_SETUP_BUILD_TWEAKS 221 JDKOPT_DETECT_INTREE_EC 222 223 ############################################################################### 224 # 225 # Configure parts of the build that only affect the build performance, 226 # not the result. 227 # 228 ############################################################################### 229 230 BPERF_SETUP_BUILD_CORES 231 BPERF_SETUP_BUILD_MEMORY 232 BPERF_SETUP_BUILD_JOBS 233 234 # Setup smart javac (after cores and memory have been setup) 235 BPERF_SETUP_SMART_JAVAC 236 237 # Can the C/C++ compiler use precompiled headers? 238 BPERF_SETUP_PRECOMPILED_HEADERS 239 240 # Setup use of ccache, if available 241 BPERF_SETUP_CCACHE 242 243 ############################################################################### 244 # 245 # And now the finish... 246 # 247 ############################################################################### 248 249 # Check for some common pitfalls 250 BASIC_TEST_USABILITY_ISSUES 251 252 # At the end, call the custom hook. (Dummy macro if no custom sources available) 253 CUSTOM_LATE_HOOK 254 255 # We're messing a bit with internal autoconf variables to put the config.status 256 # in the output directory instead of the current directory. 257 CONFIG_STATUS="$OUTPUT_ROOT/config.status" 258 259 # Create the actual output files. Now the main work of configure is done. 260 AC_OUTPUT 261 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK 262 263 # Try to move the config.log file to the output directory. 264 if test -e ./config.log; then 265 $MV -f ./config.log "$OUTPUT_ROOT/config.log" 2> /dev/null 266 fi 267 268 # Make the compare script executable 269 $CHMOD +x $OUTPUT_ROOT/compare.sh 270 271 # Finally output some useful information to the user 272 HELP_PRINT_SUMMARY_AND_WARNINGS