1 #
   2 # Copyright (c) 2011, 2012, 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([2.61])
  34 AC_INIT(OpenJDK, jdk8, build-dev@openjdk.java.net,,http://openjdk.java.net)
  35 
  36 AC_CONFIG_AUX_DIR([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([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 
  57 # This line needs to be here, verbatim, after all includes and the dummy hook
  58 # definitions. It is replaced with custom functionality when building
  59 # custom sources.
  60 #CUSTOM_AUTOCONF_INCLUDE
  61 
  62 # Do not change or remove the following line, it is needed for consistency checks:
  63 DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@
  64 
  65 ###############################################################################
  66 #
  67 # Initialization / Boot-strapping
  68 #
  69 # The bootstrapping process needs to solve the "chicken or the egg" problem,
  70 # thus it jumps back and forth, each time gaining something needed later on.
  71 #
  72 ###############################################################################
  73 
  74 # Basic initialization that must happen first of all
  75 BASIC_INIT
  76 BASIC_SETUP_FUNDAMENTAL_TOOLS
  77 
  78 # Now we can determine OpenJDK build and target platforms. This is required to
  79 # have early on.
  80 PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
  81 
  82 # Continue setting up basic stuff. Most remaining code require fundamental tools.
  83 BASIC_SETUP_PATHS
  84 BASIC_SETUP_LOGGING
  85 
  86 # Check if it's a pure open build or if custom sources are to be used.
  87 JDKOPT_SETUP_OPEN_OR_CUSTOM
  88 
  89 # These are needed to be able to create a configuration name (and thus the output directory)
  90 JDKOPT_SETUP_JDK_VARIANT
  91 JDKOPT_SETUP_JVM_VARIANTS
  92 JDKOPT_SETUP_DEBUG_LEVEL
  93 
  94 # With basic setup done, call the custom early hook.
  95 CUSTOM_EARLY_HOOK
  96 
  97 # To properly create a configuration name, we need to have the OpenJDK target
  98 # and options (variants and debug level) parsed.
  99 BASIC_SETUP_OUTPUT_DIR
 100 
 101 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
 102 HELP_SETUP_DEPENDENCY_HELP
 103 
 104 # Setup tools that requires more complex handling, or that is not needed by the configure script.
 105 BASIC_SETUP_COMPLEX_TOOLS
 106 
 107 # Check if pkg-config is available.
 108 PKG_PROG_PKG_CONFIG
 109 
 110 # After basic tools have been setup, we can check build os specific details.
 111 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
 112 
 113 # Setup builddeps, for automatic downloading of tools we need.
 114 # This is needed before we can call BDEPS_CHECK_MODULE, which is done in
 115 # boot-jdk setup, but we need to have basic tools setup first.
 116 BDEPS_CONFIGURE_BUILDDEPS
 117 BDEPS_SCAN_FOR_BUILDDEPS
 118 
 119 ###############################################################################
 120 #
 121 # Determine OpenJDK variants, options and version numbers.
 122 #
 123 ###############################################################################
 124 
 125 # We need build & target for this.
 126 JDKOPT_SETUP_JDK_OPTIONS
 127 JDKOPT_SETUP_JDK_VERSION_NUMBERS
 128 
 129 ###############################################################################
 130 #
 131 # Setup BootJDK, used to bootstrap the build.
 132 #
 133 ###############################################################################
 134 
 135 BOOTJDK_SETUP_BOOT_JDK
 136 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
 137 
 138 ###############################################################################
 139 #
 140 # Configure the sources to use. We can add or override individual directories.
 141 #
 142 ###############################################################################
 143 
 144 SRCDIRS_SETUP_TOPDIRS
 145 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
 146 SRCDIRS_SETUP_OUTPUT_DIRS
 147 
 148 ###############################################################################
 149 #
 150 # Setup the toolchain (compilers etc), i.e. the tools that need to be
 151 # cross-compilation aware.
 152 #
 153 ###############################################################################
 154 
 155 TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS
 156 # Locate the actual tools
 157 TOOLCHAIN_SETUP_PATHS
 158 
 159 # FIXME: Currently we must test this after paths but before flags. Fix!
 160 
 161 # And we can test some aspects on the target using configure macros.
 162 PLATFORM_SETUP_OPENJDK_TARGET_BITS
 163 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
 164 
 165 # Configure flags for the tools
 166 TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS
 167 TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
 168 TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK
 169 TOOLCHAIN_SETUP_COMPILER_FLAGS_MISC
 170 
 171 # Setup debug symbols (need objcopy from the toolchain for that)
 172 JDKOPT_SETUP_DEBUG_SYMBOLS
 173 
 174 ###############################################################################
 175 #
 176 # Check dependencies for external and internal libraries.
 177 #
 178 ###############################################################################
 179 
 180 LIB_SETUP_INIT
 181 LIB_SETUP_X11
 182 LIB_SETUP_CUPS
 183 LIB_SETUP_FREETYPE
 184 LIB_SETUP_ALSA
 185 LIB_SETUP_MISC_LIBS
 186 LIB_SETUP_STATIC_LINK_LIBSTDCPP
 187 
 188 # After we have toolchain and the paths to all libraries (needed by msys), we can compile the fixpath helper
 189 BASIC_COMPILE_FIXPATH
 190 
 191 ###############################################################################
 192 #
 193 # We need to do some final tweaking, when everything else is done.
 194 #
 195 ###############################################################################
 196 
 197 JDKOPT_SETUP_BUILD_TWEAKS
 198 JDKOPT_DETECT_INTREE_EC
 199 
 200 ###############################################################################
 201 #
 202 # Configure parts of the build that only affect the build performance,
 203 # not the result.
 204 #
 205 ###############################################################################
 206 
 207 BPERF_SETUP_BUILD_CORES
 208 BPERF_SETUP_BUILD_MEMORY
 209 BPERF_SETUP_BUILD_JOBS
 210 
 211 # Setup smart javac (after cores and memory have been setup)
 212 BPERF_SETUP_SMART_JAVAC
 213 
 214 # Setup use of ccache, if available
 215 BPERF_SETUP_CCACHE
 216 
 217 # Can the C/C++ compiler use precompiled headers?
 218 BPERF_SETUP_PRECOMPILED_HEADERS
 219 
 220 ###############################################################################
 221 #
 222 # And now the finish...
 223 #
 224 ###############################################################################
 225 
 226 # Check for some common pitfalls
 227 BASIC_TEST_USABILITY_ISSUES
 228 
 229 # At the end, call the custom hook. (Dummy macro if no custom sources available)
 230 CUSTOM_LATE_HOOK
 231 
 232 # We're messing a bit with internal autoconf variables to put the config.status
 233 # in the output directory instead of the current directory.
 234 CONFIG_STATUS="$OUTPUT_ROOT/config.status"
 235 # Create the actual output files. Now the main work of configure is done.
 236 AC_OUTPUT
 237 
 238 # Make the compare script executable
 239 $CHMOD +x $OUTPUT_ROOT/compare.sh
 240 
 241 # Finally output some useful information to the user
 242 HELP_PRINT_SUMMARY_AND_WARNINGS