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