1 #
   2 # Copyright (c) 2011, 2014, 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 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 
  58 # This line needs to be here, verbatim, after all includes and the dummy hook
  59 # definitions. It is replaced with custom functionality when building
  60 # custom sources.
  61 #CUSTOM_AUTOCONF_INCLUDE
  62 
  63 # Do not change or remove the following line, it is needed for consistency checks:
  64 DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@
  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 BASIC_SETUP_LOGGING
  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 # To properly create a configuration name, we need to have the OpenJDK target
 104 # and options (variants and debug level) parsed.
 105 BASIC_SETUP_OUTPUT_DIR
 106 
 107 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
 108 HELP_SETUP_DEPENDENCY_HELP
 109 
 110 # Setup tools that requires more complex handling, or that is not needed by the configure script.
 111 BASIC_SETUP_COMPLEX_TOOLS
 112 
 113 # Check if pkg-config is available.
 114 PKG_PROG_PKG_CONFIG
 115 
 116 # After basic tools have been setup, we can check build os specific details.
 117 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
 118 
 119 # Setup builddeps, for automatic downloading of tools we need.
 120 # This is needed before we can call BDEPS_CHECK_MODULE, which is done in
 121 # boot-jdk setup, but we need to have basic tools setup first.
 122 BDEPS_CONFIGURE_BUILDDEPS
 123 BDEPS_SCAN_FOR_BUILDDEPS
 124 
 125 ###############################################################################
 126 #
 127 # Determine OpenJDK variants, options and version numbers.
 128 #
 129 ###############################################################################
 130 
 131 # We need build & target for this.
 132 JDKOPT_SETUP_JDK_OPTIONS
 133 JDKOPT_SETUP_JDK_VERSION_NUMBERS
 134 
 135 ###############################################################################
 136 #
 137 # Setup BootJDK, used to bootstrap the build.
 138 #
 139 ###############################################################################
 140 
 141 BOOTJDK_SETUP_BOOT_JDK
 142 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
 143 
 144 ###############################################################################
 145 #
 146 # Configure the sources to use. We can add or override individual directories.
 147 #
 148 ###############################################################################
 149 
 150 SRCDIRS_SETUP_TOPDIRS
 151 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
 152 SRCDIRS_SETUP_OUTPUT_DIRS
 153 
 154 ###############################################################################
 155 #
 156 # Setup the toolchain (compilers etc), i.e. tools used to compile and process
 157 # native code.
 158 #
 159 ###############################################################################
 160 
 161 # First determine the toolchain type (compiler family)
 162 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
 163 
 164 # Then detect the actual binaries needed
 165 TOOLCHAIN_PRE_DETECTION
 166 TOOLCHAIN_DETECT_TOOLCHAIN_CORE
 167 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
 168 TOOLCHAIN_POST_DETECTION
 169 
 170 # Finally do some processing after the detection phase
 171 TOOLCHAIN_SETUP_BUILD_COMPILERS
 172 TOOLCHAIN_SETUP_LEGACY
 173 TOOLCHAIN_MISC_CHECKS
 174 
 175 # Setup the JTReg Regression Test Harness.
 176 TOOLCHAIN_SETUP_JTREG
 177 
 178 FLAGS_SETUP_INIT_FLAGS
 179 
 180 # FIXME: Currently we must test this after toolchain but before flags. Fix!
 181 
 182 # Now we can test some aspects on the target using configure macros.
 183 PLATFORM_SETUP_OPENJDK_TARGET_BITS
 184 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
 185 
 186 # Configure flags for the tools
 187 FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS
 188 FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
 189 FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK
 190 FLAGS_SETUP_COMPILER_FLAGS_MISC
 191 
 192 # Setup debug symbols (need objcopy from the toolchain for that)
 193 JDKOPT_SETUP_DEBUG_SYMBOLS
 194 
 195 ###############################################################################
 196 #
 197 # Check dependencies for external and internal libraries.
 198 #
 199 ###############################################################################
 200 
 201 # After we have toolchain, we can compile fixpath. It's needed by the lib checks.
 202 BASIC_COMPILE_FIXPATH
 203 
 204 LIB_SETUP_INIT
 205 LIB_SETUP_X11
 206 LIB_SETUP_CUPS
 207 LIB_SETUP_FREETYPE
 208 LIB_SETUP_ALSA
 209 LIB_SETUP_MISC_LIBS
 210 LIB_SETUP_STATIC_LINK_LIBSTDCPP
 211 LIB_SETUP_ON_WINDOWS
 212 
 213 ###############################################################################
 214 #
 215 # We need to do some final tweaking, when everything else is done.
 216 #
 217 ###############################################################################
 218 
 219 JDKOPT_SETUP_BUILD_TWEAKS
 220 JDKOPT_DETECT_INTREE_EC
 221 
 222 ###############################################################################
 223 #
 224 # Configure parts of the build that only affect the build performance,
 225 # not the result.
 226 #
 227 ###############################################################################
 228 
 229 BPERF_SETUP_BUILD_CORES
 230 BPERF_SETUP_BUILD_MEMORY
 231 BPERF_SETUP_BUILD_JOBS
 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="$OUTPUT_ROOT/config.status"
 257 
 258 # Create the actual output files. Now the main work of configure is done.
 259 AC_OUTPUT
 260 
 261 # Try to move the config.log file to the output directory.
 262 if test -e ./config.log; then
 263   $MV -f ./config.log "$OUTPUT_ROOT/config.log" 2> /dev/null
 264 fi
 265 
 266 # Make the compare script executable
 267 $CHMOD +x $OUTPUT_ROOT/compare.sh
 268 
 269 # Finally output some useful information to the user
 270 HELP_PRINT_SUMMARY_AND_WARNINGS