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) 35 36 # Do not change or remove the following line, it is needed for consistency checks: 37 # DATE_WHEN_GENERATED: @DATE_WHEN_GENERATED@ 38 39 AC_CONFIG_AUX_DIR([build-aux]) 40 m4_include([build-aux/pkg.m4]) 41 42 # Include these first... 43 m4_include([basics.m4]) 44 m4_include([builddeps.m4]) 45 # ... then the rest 46 m4_include([boot-jdk.m4]) 47 m4_include([build-performance.m4]) 48 m4_include([help.m4]) 49 m4_include([jdk-options.m4]) 50 m4_include([libraries.m4]) 51 m4_include([platform.m4]) 52 m4_include([source-dirs.m4]) 53 m4_include([toolchain.m4]) 54 55 # This line needs to be here, verbatim, after all includes. 56 # It is replaced with closed functionality when building 57 # closed sources. 58 AC_DEFUN_ONCE([CLOSED_HOOK]) 59 60 ############################################################################### 61 # 62 # Initialization 63 # 64 ############################################################################### 65 66 # Basic initialization that must happen first of all 67 BASIC_INIT 68 BASIC_SETUP_PATHS 69 BASIC_SETUP_LOGGING 70 71 # Must be done before we can call HELP_MSG_MISSING_DEPENDENCY. 72 HELP_SETUP_DEPENDENCY_HELP 73 74 # Setup simple tools, that do not need have cross compilation support. 75 # Without these, we can't properly run the rest of the configure script. 76 BASIC_SETUP_TOOLS 77 78 # Setup builddeps, for automatic downloading of tools we need. 79 # This is needed before we can call BDEPS_CHECK_MODULE, which is done in 80 # boot-jdk setup, but we need to have basic tools setup first. 81 BDEPS_CONFIGURE_BUILDDEPS 82 BDEPS_SCAN_FOR_BUILDDEPS 83 84 # Check if pkg-config is available. 85 PKG_PROG_PKG_CONFIG 86 87 ############################################################################### 88 # 89 # Determine OpenJDK build and target platforms. 90 # 91 ############################################################################### 92 93 PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET 94 PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION 95 96 # With knowledge of the build platform, setup more basic things. 97 BASIC_SETUP_PATH_SEP 98 BASIC_SETUP_SEARCHPATH 99 100 ############################################################################### 101 # 102 # Determine OpenJDK variants, options and version numbers. 103 # 104 ############################################################################### 105 106 # We need build & target for this. 107 JDKOPT_SETUP_JDK_VARIANT 108 JDKOPT_SETUP_JVM_VARIANTS 109 JDKOPT_SETUP_DEBUG_LEVEL 110 JDKOPT_SETUP_JDK_OPTIONS 111 JDKOPT_SETUP_JDK_VERSION_NUMBERS 112 113 # To properly create a configuration name, we need to have the OpenJDK target 114 # and options (variants and debug level) parsed. 115 BASIC_SETUP_OUTPUT_DIR 116 117 ############################################################################### 118 # 119 # Setup BootJDK, used to bootstrap the build. 120 # 121 ############################################################################### 122 123 BOOTJDK_SETUP_BOOT_JDK 124 BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS 125 126 ############################################################################### 127 # 128 # Configure the sources to use. We can add or override individual directories. 129 # 130 ############################################################################### 131 132 SRCDIRS_SETUP_TOPDIRS 133 SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS 134 SRCDIRS_SETUP_OUTPUT_DIRS 135 136 ############################################################################### 137 # 138 # Setup the toolchain (compilers etc), i.e. the tools that need to be 139 # cross-compilation aware. 140 # 141 ############################################################################### 142 143 TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS 144 TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV 145 # Locate the actual tools 146 TOOLCHAIN_SETUP_PATHS 147 148 # FIXME: Currently we must test this after paths but before flags. Fix! 149 150 # And we can test some aspects on the target using configure macros. 151 PLATFORM_TEST_OPENJDK_TARGET_BITS 152 PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS 153 154 # Configure flags for the tools 155 TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS 156 TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION 157 TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK 158 159 # After we have toolchain, we can compile the uncygdrive helper 160 BASIC_COMPILE_UNCYGDRIVE 161 162 163 # Setup debug symbols (need objcopy from the toolchain for that) 164 JDKOPT_SETUP_DEBUG_SYMBOLS 165 166 ############################################################################### 167 # 168 # Check dependencies for external and internal libraries. 169 # 170 ############################################################################### 171 172 LIB_SETUP_INIT 173 LIB_SETUP_X11 174 LIB_SETUP_CUPS 175 LIB_SETUP_FREETYPE 176 LIB_SETUP_ALSA 177 LIB_SETUP_MISC_LIBS 178 LIB_SETUP_STATIC_LINK_LIBSTDCPP 179 180 ############################################################################### 181 # 182 # We need to do some final tweaking, when everything else is done. 183 # 184 ############################################################################### 185 186 JDKOPT_SETUP_BUILD_TWEAKS 187 188 ############################################################################### 189 # 190 # Configure parts of the build that only affect the build performance, 191 # not the result. 192 # 193 ############################################################################### 194 195 BPERF_SETUP_BUILD_CORES 196 BPERF_SETUP_BUILD_MEMORY 197 198 # Setup smart javac (after cores and memory have been setup) 199 BPERF_SETUP_SMART_JAVAC 200 201 # Can the C/C++ compiler use precompiled headers? 202 BPERF_SETUP_PRECOMPILED_HEADERS 203 204 # Setup use of ccache, if available 205 BPERF_SETUP_CCACHE 206 207 ############################################################################### 208 # 209 # And now the finish... 210 # 211 ############################################################################### 212 213 # Check for some common pitfalls 214 BASIC_TEST_USABILITY_ISSUES 215 216 # At the end, call the closed hook. (Dummy macro if no closed sources available) 217 CLOSED_HOOK 218 219 # We're messing a bit with internal autoconf variables to put the config.status 220 # in the output directory instead of the current directory. 221 CONFIG_STATUS="$OUTPUT_ROOT/config.status" 222 # Create the actual output files. Now the main work of configure is done. 223 AC_OUTPUT 224 225 # Finally output some useful information to the user 226 HELP_PRINT_SUMMARY_AND_WARNINGS