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 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 AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK])
  59 
  60 # This line needs to be here, verbatim, after all includes and the dummy hook
  61 # definitions. It is replaced with custom functionality when building
  62 # custom sources.
  63 #CUSTOM_AUTOCONF_INCLUDE
  64 
  65 # Do not change or remove the following line, it is needed for consistency checks:
  66 DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@
  67 
  68 ###############################################################################
  69 #
  70 # Initialization / Boot-strapping
  71 #
  72 # The bootstrapping process needs to solve the "chicken or the egg" problem,
  73 # thus it jumps back and forth, each time gaining something needed later on.
  74 #
  75 ###############################################################################
  76 
  77 # If we are requested to print additional help, do that and then exit.
  78 # This must be the very first call.
  79 HELP_PRINT_ADDITIONAL_HELP_AND_EXIT
  80 
  81 # Basic initialization that must happen first of all in the normal process.
  82 BASIC_INIT
  83 BASIC_SETUP_FUNDAMENTAL_TOOLS
  84 
  85 # Now we can determine OpenJDK build and target platforms. This is required to
  86 # have early on.
  87 PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
  88 
  89 # Continue setting up basic stuff. Most remaining code require fundamental tools.
  90 BASIC_SETUP_PATHS
  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 # Check if we have devkits, extra paths or sysroot set.
 105 BASIC_SETUP_DEVKIT
 106 
 107 # To properly create a configuration name, we need to have the OpenJDK target
 108 # and options (variants and debug level) parsed.
 109 BASIC_SETUP_OUTPUT_DIR
 110 
 111 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
 112 HELP_SETUP_DEPENDENCY_HELP
 113 
 114 # Setup tools that requires more complex handling, or that is not needed by the configure script.
 115 BASIC_SETUP_COMPLEX_TOOLS
 116 BASIC_CHECK_BASH_OPTIONS
 117 
 118 # Check if pkg-config is available.
 119 PKG_PROG_PKG_CONFIG
 120 
 121 # After basic tools have been setup, we can check build os specific details.
 122 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
 123 
 124 # Setup builddeps, for automatic downloading of tools we need.
 125 # This is needed before we can call BDEPS_CHECK_MODULE, which is done in
 126 # boot-jdk setup, but we need to have basic tools setup first.
 127 BDEPS_CONFIGURE_BUILDDEPS
 128 BDEPS_SCAN_FOR_BUILDDEPS
 129 
 130 ###############################################################################
 131 #
 132 # Determine OpenJDK variants, options and version numbers.
 133 #
 134 ###############################################################################
 135 
 136 # We need build & target for this.
 137 JDKOPT_SETUP_JDK_OPTIONS
 138 JDKOPT_SETUP_JDK_VERSION_NUMBERS
 139 
 140 ###############################################################################
 141 #
 142 # Setup BootJDK, used to bootstrap the build.
 143 #
 144 ###############################################################################
 145 
 146 BOOTJDK_SETUP_BOOT_JDK
 147 
 148 ###############################################################################
 149 #
 150 # Configure the sources to use. We can add or override individual directories.
 151 #
 152 ###############################################################################
 153 
 154 SRCDIRS_SETUP_TOPDIRS
 155 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
 156 SRCDIRS_SETUP_OUTPUT_DIRS
 157 
 158 ###############################################################################
 159 #
 160 # Setup the toolchain (compilers etc), i.e. tools used to compile and process
 161 # native code.
 162 #
 163 ###############################################################################
 164 
 165 # First determine the toolchain type (compiler family)
 166 TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
 167 
 168 # Then detect the actual binaries needed
 169 TOOLCHAIN_PRE_DETECTION
 170 TOOLCHAIN_DETECT_TOOLCHAIN_CORE
 171 TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
 172 TOOLCHAIN_POST_DETECTION
 173 
 174 # Finally do some processing after the detection phase
 175 TOOLCHAIN_SETUP_BUILD_COMPILERS
 176 TOOLCHAIN_SETUP_LEGACY
 177 TOOLCHAIN_MISC_CHECKS
 178 
 179 # Setup the JTReg Regression Test Harness.
 180 TOOLCHAIN_SETUP_JTREG
 181 
 182 FLAGS_SETUP_INIT_FLAGS
 183 
 184 # FIXME: Currently we must test this after toolchain but before flags. Fix!
 185 
 186 # Now we can test some aspects on the target using configure macros.
 187 PLATFORM_SETUP_OPENJDK_TARGET_BITS
 188 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
 189 
 190 # Configure flags for the tools
 191 FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS
 192 FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
 193 FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK
 194 FLAGS_SETUP_COMPILER_FLAGS_MISC
 195 
 196 # Setup debug symbols (need objcopy from the toolchain for that)
 197 JDKOPT_SETUP_DEBUG_SYMBOLS
 198 JDKOPT_SETUP_CODE_COVERAGE
 199 
 200 ###############################################################################
 201 #
 202 # Check dependencies for external and internal libraries.
 203 #
 204 ###############################################################################
 205 
 206 # After we have toolchain, we can compile fixpath. It's needed by the lib checks.
 207 BASIC_COMPILE_FIXPATH
 208 
 209 LIB_SETUP_INIT
 210 LIB_SETUP_X11
 211 LIB_SETUP_CUPS
 212 LIB_SETUP_FREETYPE
 213 LIB_SETUP_ALSA
 214 LIB_SETUP_MISC_LIBS
 215 LIB_SETUP_STATIC_LINK_LIBSTDCPP
 216 LIB_SETUP_ON_WINDOWS
 217 
 218 ###############################################################################
 219 #
 220 # We need to do some final tweaking, when everything else is done.
 221 #
 222 ###############################################################################
 223 
 224 JDKOPT_SETUP_BUILD_TWEAKS
 225 JDKOPT_DETECT_INTREE_EC
 226 
 227 ###############################################################################
 228 #
 229 # Configure parts of the build that only affect the build performance,
 230 # not the result.
 231 #
 232 ###############################################################################
 233 
 234 BPERF_SETUP_BUILD_CORES
 235 BPERF_SETUP_BUILD_MEMORY
 236 BPERF_SETUP_BUILD_JOBS
 237 
 238 # Setup arguments for the boot jdk (after cores and memory have been setup)
 239 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
 240 
 241 # Setup smart javac (after cores and memory have been setup)
 242 BPERF_SETUP_SMART_JAVAC
 243 
 244 # Can the C/C++ compiler use precompiled headers?
 245 BPERF_SETUP_PRECOMPILED_HEADERS
 246 
 247 # Setup use of ccache, if available
 248 BPERF_SETUP_CCACHE
 249 
 250 ###############################################################################
 251 #
 252 # And now the finish...
 253 #
 254 ###############################################################################
 255 
 256 # Check for some common pitfalls
 257 BASIC_TEST_USABILITY_ISSUES
 258 
 259 # At the end, call the custom hook. (Dummy macro if no custom sources available)
 260 CUSTOM_LATE_HOOK
 261 
 262 # We're messing a bit with internal autoconf variables to put the config.status
 263 # in the output directory instead of the current directory.
 264 CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
 265 
 266 # Create the actual output files. Now the main work of configure is done.
 267 AC_OUTPUT
 268 
 269 # After AC_OUTPUT, we need to do final work
 270 CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
 271 BASIC_POST_CONFIG_OUTPUT
 272 
 273 # Finally output some useful information to the user
 274 HELP_PRINT_SUMMARY_AND_WARNINGS
 275 CUSTOM_SUMMARY_AND_WARNINGS_HOOK
 276 HELP_REPEAT_WARNINGS