1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/common/autoconf/platform.m4 Wed Apr 27 01:39:08 2016 +0800 1.3 @@ -0,0 +1,541 @@ 1.4 +# 1.5 +# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 1.6 +# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 +# 1.8 +# This code is free software; you can redistribute it and/or modify it 1.9 +# under the terms of the GNU General Public License version 2 only, as 1.10 +# published by the Free Software Foundation. Oracle designates this 1.11 +# particular file as subject to the "Classpath" exception as provided 1.12 +# by Oracle in the LICENSE file that accompanied this code. 1.13 +# 1.14 +# This code is distributed in the hope that it will be useful, but WITHOUT 1.15 +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.16 +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.17 +# version 2 for more details (a copy is included in the LICENSE file that 1.18 +# accompanied this code). 1.19 +# 1.20 +# You should have received a copy of the GNU General Public License version 1.21 +# 2 along with this work; if not, write to the Free Software Foundation, 1.22 +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.23 +# 1.24 +# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.25 +# or visit www.oracle.com if you need additional information or have any 1.26 +# questions. 1.27 +# 1.28 + 1.29 +# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 1.30 +# Converts autoconf style CPU name to OpenJDK style, into 1.31 +# VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN. 1.32 +AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU], 1.33 +[ 1.34 + # First argument is the cpu name from the trip/quad 1.35 + case "$1" in 1.36 + x86_64) 1.37 + VAR_CPU=x86_64 1.38 + VAR_CPU_ARCH=x86 1.39 + VAR_CPU_BITS=64 1.40 + VAR_CPU_ENDIAN=little 1.41 + ;; 1.42 + i?86) 1.43 + VAR_CPU=x86 1.44 + VAR_CPU_ARCH=x86 1.45 + VAR_CPU_BITS=32 1.46 + VAR_CPU_ENDIAN=little 1.47 + ;; 1.48 + arm*) 1.49 + VAR_CPU=arm 1.50 + VAR_CPU_ARCH=arm 1.51 + VAR_CPU_BITS=32 1.52 + VAR_CPU_ENDIAN=little 1.53 + ;; 1.54 + powerpc) 1.55 + VAR_CPU=ppc 1.56 + VAR_CPU_ARCH=ppc 1.57 + VAR_CPU_BITS=32 1.58 + VAR_CPU_ENDIAN=big 1.59 + ;; 1.60 + powerpc64) 1.61 + VAR_CPU=ppc64 1.62 + VAR_CPU_ARCH=ppc 1.63 + VAR_CPU_BITS=64 1.64 + VAR_CPU_ENDIAN=big 1.65 + ;; 1.66 + powerpc64le) 1.67 + VAR_CPU=ppc64 1.68 + VAR_CPU_ARCH=ppc 1.69 + VAR_CPU_BITS=64 1.70 + VAR_CPU_ENDIAN=little 1.71 + ;; 1.72 + s390) 1.73 + VAR_CPU=s390 1.74 + VAR_CPU_ARCH=s390 1.75 + VAR_CPU_BITS=32 1.76 + VAR_CPU_ENDIAN=big 1.77 + ;; 1.78 + s390x) 1.79 + VAR_CPU=s390x 1.80 + VAR_CPU_ARCH=s390 1.81 + VAR_CPU_BITS=64 1.82 + VAR_CPU_ENDIAN=big 1.83 + ;; 1.84 + sparc) 1.85 + VAR_CPU=sparc 1.86 + VAR_CPU_ARCH=sparc 1.87 + VAR_CPU_BITS=32 1.88 + VAR_CPU_ENDIAN=big 1.89 + ;; 1.90 + sparcv9) 1.91 + VAR_CPU=sparcv9 1.92 + VAR_CPU_ARCH=sparc 1.93 + VAR_CPU_BITS=64 1.94 + VAR_CPU_ENDIAN=big 1.95 + ;; 1.96 + *) 1.97 + AC_MSG_ERROR([unsupported cpu $1]) 1.98 + ;; 1.99 + esac 1.100 +]) 1.101 + 1.102 +# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 1.103 +# Converts autoconf style OS name to OpenJDK style, into 1.104 +# VAR_OS and VAR_OS_API. 1.105 +AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS], 1.106 +[ 1.107 + case "$1" in 1.108 + *linux*) 1.109 + VAR_OS=linux 1.110 + VAR_OS_API=posix 1.111 + VAR_OS_ENV=linux 1.112 + ;; 1.113 + *solaris*) 1.114 + VAR_OS=solaris 1.115 + VAR_OS_API=posix 1.116 + VAR_OS_ENV=solaris 1.117 + ;; 1.118 + *darwin*) 1.119 + VAR_OS=macosx 1.120 + VAR_OS_API=posix 1.121 + VAR_OS_ENV=macosx 1.122 + ;; 1.123 + *bsd*) 1.124 + VAR_OS=bsd 1.125 + VAR_OS_API=posix 1.126 + VAR_OS_ENV=bsd 1.127 + ;; 1.128 + *cygwin*) 1.129 + VAR_OS=windows 1.130 + VAR_OS_API=winapi 1.131 + VAR_OS_ENV=windows.cygwin 1.132 + ;; 1.133 + *mingw*) 1.134 + VAR_OS=windows 1.135 + VAR_OS_API=winapi 1.136 + VAR_OS_ENV=windows.msys 1.137 + ;; 1.138 + *aix*) 1.139 + VAR_OS=aix 1.140 + VAR_OS_API=posix 1.141 + VAR_OS_ENV=aix 1.142 + ;; 1.143 + *) 1.144 + AC_MSG_ERROR([unsupported operating system $1]) 1.145 + ;; 1.146 + esac 1.147 +]) 1.148 + 1.149 +# Expects $host_os $host_cpu $build_os and $build_cpu 1.150 +# and $with_target_bits to have been setup! 1.151 +# 1.152 +# Translate the standard triplet(quadruplet) definition 1.153 +# of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU, 1.154 +# OPENJDK_BUILD_OS, etc. 1.155 +AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD], 1.156 +[ 1.157 + # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME 1.158 + # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME 1.159 + # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build, 1.160 + # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME. 1.161 + OPENJDK_TARGET_AUTOCONF_NAME="$host" 1.162 + OPENJDK_BUILD_AUTOCONF_NAME="$build" 1.163 + AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME) 1.164 + AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME) 1.165 + 1.166 + # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 1.167 + PLATFORM_EXTRACT_VARS_FROM_OS($build_os) 1.168 + PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu) 1.169 + # ..and setup our own variables. (Do this explicitely to facilitate searching) 1.170 + OPENJDK_BUILD_OS="$VAR_OS" 1.171 + OPENJDK_BUILD_OS_API="$VAR_OS_API" 1.172 + OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV" 1.173 + OPENJDK_BUILD_CPU="$VAR_CPU" 1.174 + OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH" 1.175 + OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS" 1.176 + OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN" 1.177 + AC_SUBST(OPENJDK_BUILD_OS) 1.178 + AC_SUBST(OPENJDK_BUILD_OS_API) 1.179 + AC_SUBST(OPENJDK_BUILD_CPU) 1.180 + AC_SUBST(OPENJDK_BUILD_CPU_ARCH) 1.181 + AC_SUBST(OPENJDK_BUILD_CPU_BITS) 1.182 + AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN) 1.183 + 1.184 + AC_MSG_CHECKING([openjdk-build os-cpu]) 1.185 + AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU]) 1.186 + 1.187 + # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 1.188 + PLATFORM_EXTRACT_VARS_FROM_OS($host_os) 1.189 + PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu) 1.190 + # ... and setup our own variables. (Do this explicitely to facilitate searching) 1.191 + OPENJDK_TARGET_OS="$VAR_OS" 1.192 + OPENJDK_TARGET_OS_API="$VAR_OS_API" 1.193 + OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV" 1.194 + OPENJDK_TARGET_CPU="$VAR_CPU" 1.195 + OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH" 1.196 + OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS" 1.197 + OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN" 1.198 + AC_SUBST(OPENJDK_TARGET_OS) 1.199 + AC_SUBST(OPENJDK_TARGET_OS_API) 1.200 + AC_SUBST(OPENJDK_TARGET_CPU) 1.201 + AC_SUBST(OPENJDK_TARGET_CPU_ARCH) 1.202 + AC_SUBST(OPENJDK_TARGET_CPU_BITS) 1.203 + AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN) 1.204 + 1.205 + AC_MSG_CHECKING([openjdk-target os-cpu]) 1.206 + AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU]) 1.207 +]) 1.208 + 1.209 +# Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour 1.210 +# accordingly. Must be done after setting up build and target system, but before 1.211 +# doing anything else with these values. 1.212 +AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS], 1.213 +[ 1.214 + AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits], 1.215 + [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])]) 1.216 + 1.217 + # We have three types of compiles: 1.218 + # native == normal compilation, target system == build system 1.219 + # cross == traditional cross compilation, target system != build system; special toolchain needed 1.220 + # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines 1.221 + # 1.222 + if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then 1.223 + # We're doing a proper cross-compilation 1.224 + COMPILE_TYPE="cross" 1.225 + else 1.226 + COMPILE_TYPE="native" 1.227 + fi 1.228 + 1.229 + if test "x$with_target_bits" != x; then 1.230 + if test "x$COMPILE_TYPE" = "xcross"; then 1.231 + AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.]) 1.232 + fi 1.233 + 1.234 + if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 1.235 + # A reduced build is requested 1.236 + COMPILE_TYPE="reduced" 1.237 + OPENJDK_TARGET_CPU_BITS=32 1.238 + if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then 1.239 + OPENJDK_TARGET_CPU=x86 1.240 + elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then 1.241 + OPENJDK_TARGET_CPU=sparc 1.242 + else 1.243 + AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9]) 1.244 + fi 1.245 + elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then 1.246 + AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.]) 1.247 + elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then 1.248 + AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning]) 1.249 + else 1.250 + AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!]) 1.251 + fi 1.252 + fi 1.253 + AC_SUBST(COMPILE_TYPE) 1.254 + 1.255 + AC_MSG_CHECKING([compilation type]) 1.256 + AC_MSG_RESULT([$COMPILE_TYPE]) 1.257 +]) 1.258 + 1.259 +# Setup the legacy variables, for controlling the old makefiles. 1.260 +# 1.261 +AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS], 1.262 +[ 1.263 + # Also store the legacy naming of the cpu. 1.264 + # Ie i586 and amd64 instead of x86 and x86_64 1.265 + OPENJDK_TARGET_CPU_LEGACY="$OPENJDK_TARGET_CPU" 1.266 + if test "x$OPENJDK_TARGET_CPU" = xx86; then 1.267 + OPENJDK_TARGET_CPU_LEGACY="i586" 1.268 + elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then 1.269 + # On all platforms except MacOSX replace x86_64 with amd64. 1.270 + OPENJDK_TARGET_CPU_LEGACY="amd64" 1.271 + fi 1.272 + AC_SUBST(OPENJDK_TARGET_CPU_LEGACY) 1.273 + 1.274 + # And the second legacy naming of the cpu. 1.275 + # Ie i386 and amd64 instead of x86 and x86_64. 1.276 + OPENJDK_TARGET_CPU_LEGACY_LIB="$OPENJDK_TARGET_CPU" 1.277 + if test "x$OPENJDK_TARGET_CPU" = xx86; then 1.278 + OPENJDK_TARGET_CPU_LEGACY_LIB="i386" 1.279 + elif test "x$OPENJDK_TARGET_CPU" = xx86_64; then 1.280 + OPENJDK_TARGET_CPU_LEGACY_LIB="amd64" 1.281 + fi 1.282 + AC_SUBST(OPENJDK_TARGET_CPU_LEGACY_LIB) 1.283 + 1.284 + # This is the name of the cpu (but using i386 and amd64 instead of 1.285 + # x86 and x86_64, respectively), preceeded by a /, to be used when 1.286 + # locating libraries. On macosx, it's empty, though. 1.287 + OPENJDK_TARGET_CPU_LIBDIR="/$OPENJDK_TARGET_CPU_LEGACY_LIB" 1.288 + if test "x$OPENJDK_TARGET_OS" = xmacosx; then 1.289 + OPENJDK_TARGET_CPU_LIBDIR="" 1.290 + fi 1.291 + AC_SUBST(OPENJDK_TARGET_CPU_LIBDIR) 1.292 + 1.293 + # OPENJDK_TARGET_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to 1.294 + # /amd64 or /sparcv9. This string is appended to some library paths, like this: 1.295 + # /usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libexample.so 1.296 + OPENJDK_TARGET_CPU_ISADIR="" 1.297 + if test "x$OPENJDK_TARGET_OS" = xsolaris; then 1.298 + if test "x$OPENJDK_TARGET_CPU" = xx86_64; then 1.299 + OPENJDK_TARGET_CPU_ISADIR="/amd64" 1.300 + elif test "x$OPENJDK_TARGET_CPU" = xsparcv9; then 1.301 + OPENJDK_TARGET_CPU_ISADIR="/sparcv9" 1.302 + fi 1.303 + fi 1.304 + AC_SUBST(OPENJDK_TARGET_CPU_ISADIR) 1.305 + 1.306 + # Setup OPENJDK_TARGET_CPU_OSARCH, which is used to set the os.arch Java system property 1.307 + OPENJDK_TARGET_CPU_OSARCH="$OPENJDK_TARGET_CPU" 1.308 + if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xx86; then 1.309 + # On linux only, we replace x86 with i386. 1.310 + OPENJDK_TARGET_CPU_OSARCH="i386" 1.311 + elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then 1.312 + # On all platforms except macosx, we replace x86_64 with amd64. 1.313 + OPENJDK_TARGET_CPU_OSARCH="amd64" 1.314 + fi 1.315 + AC_SUBST(OPENJDK_TARGET_CPU_OSARCH) 1.316 + 1.317 + OPENJDK_TARGET_CPU_JLI="$OPENJDK_TARGET_CPU" 1.318 + if test "x$OPENJDK_TARGET_CPU" = xx86; then 1.319 + OPENJDK_TARGET_CPU_JLI="i386" 1.320 + elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then 1.321 + # On all platforms except macosx, we replace x86_64 with amd64. 1.322 + OPENJDK_TARGET_CPU_JLI="amd64" 1.323 + fi 1.324 + # Now setup the -D flags for building libjli. 1.325 + OPENJDK_TARGET_CPU_JLI_CFLAGS="-DLIBARCHNAME='\"$OPENJDK_TARGET_CPU_JLI\"'" 1.326 + if test "x$OPENJDK_TARGET_OS" = xsolaris; then 1.327 + if test "x$OPENJDK_TARGET_CPU_ARCH" = xsparc; then 1.328 + OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"sparc\"' -DLIBARCH64NAME='\"sparcv9\"'" 1.329 + elif test "x$OPENJDK_TARGET_CPU_ARCH" = xx86; then 1.330 + OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"i386\"' -DLIBARCH64NAME='\"amd64\"'" 1.331 + fi 1.332 + fi 1.333 + AC_SUBST(OPENJDK_TARGET_CPU_JLI_CFLAGS) 1.334 + 1.335 + # Setup OPENJDK_TARGET_OS_API_DIR, used in source paths. 1.336 + if test "x$OPENJDK_TARGET_OS_API" = xposix; then 1.337 + OPENJDK_TARGET_OS_API_DIR="solaris" 1.338 + fi 1.339 + if test "x$OPENJDK_TARGET_OS_API" = xwinapi; then 1.340 + OPENJDK_TARGET_OS_API_DIR="windows" 1.341 + fi 1.342 + AC_SUBST(OPENJDK_TARGET_OS_API_DIR) 1.343 + 1.344 + if test "x$OPENJDK_TARGET_OS" = xmacosx; then 1.345 + OPENJDK_TARGET_OS_EXPORT_DIR=macosx 1.346 + else 1.347 + OPENJDK_TARGET_OS_EXPORT_DIR=${OPENJDK_TARGET_OS_API_DIR} 1.348 + fi 1.349 + AC_SUBST(OPENJDK_TARGET_OS_EXPORT_DIR) 1.350 + 1.351 + if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 1.352 + A_LP64="LP64:=" 1.353 + # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in 1.354 + # unpack200.exe 1.355 + if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xmacosx; then 1.356 + ADD_LP64="-D_LP64=1" 1.357 + fi 1.358 + fi 1.359 + AC_SUBST(LP64,$A_LP64) 1.360 + 1.361 + if test "x$COMPILE_TYPE" = "xcross"; then 1.362 + # FIXME: ... or should this include reduced builds..? 1.363 + DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_TARGET_CPU_LEGACY" 1.364 + else 1.365 + DEFINE_CROSS_COMPILE_ARCH="" 1.366 + fi 1.367 + AC_SUBST(DEFINE_CROSS_COMPILE_ARCH) 1.368 + 1.369 + # ZERO_ARCHDEF is used to enable architecture-specific code 1.370 + case "${OPENJDK_TARGET_CPU}" in 1.371 + ppc*) ZERO_ARCHDEF=PPC ;; 1.372 + s390*) ZERO_ARCHDEF=S390 ;; 1.373 + sparc*) ZERO_ARCHDEF=SPARC ;; 1.374 + x86_64*) ZERO_ARCHDEF=AMD64 ;; 1.375 + x86) ZERO_ARCHDEF=IA32 ;; 1.376 + *) ZERO_ARCHDEF=$(echo "${OPENJDK_TARGET_CPU_LEGACY_LIB}" | tr a-z A-Z) 1.377 + esac 1.378 + AC_SUBST(ZERO_ARCHDEF) 1.379 +]) 1.380 + 1.381 +AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES], 1.382 +[ 1.383 + if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 1.384 + REQUIRED_OS_NAME=SunOS 1.385 + REQUIRED_OS_VERSION=5.10 1.386 + fi 1.387 + if test "x$OPENJDK_TARGET_OS" = "xlinux"; then 1.388 + REQUIRED_OS_NAME=Linux 1.389 + REQUIRED_OS_VERSION=2.6 1.390 + fi 1.391 + if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 1.392 + REQUIRED_OS_NAME=Windows 1.393 + if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then 1.394 + REQUIRED_OS_VERSION=5.2 1.395 + else 1.396 + REQUIRED_OS_VERSION=5.1 1.397 + fi 1.398 + fi 1.399 + if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 1.400 + REQUIRED_OS_NAME=Darwin 1.401 + REQUIRED_OS_VERSION=11.2 1.402 + fi 1.403 + 1.404 + AC_SUBST(REQUIRED_OS_NAME) 1.405 + AC_SUBST(REQUIRED_OS_VERSION) 1.406 +]) 1.407 + 1.408 +#%%% Build and target systems %%% 1.409 +AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET], 1.410 +[ 1.411 + # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target" 1.412 + # is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the 1.413 + # product you're building. The target of this build is called "host". Since this is confusing to most people, we 1.414 + # have not adopted that system, but use "target" as the platform we are building for. In some places though we need 1.415 + # to use the configure naming style. 1.416 + AC_CANONICAL_BUILD 1.417 + AC_CANONICAL_HOST 1.418 + AC_CANONICAL_TARGET 1.419 + 1.420 + PLATFORM_EXTRACT_TARGET_AND_BUILD 1.421 + PLATFORM_SETUP_TARGET_CPU_BITS 1.422 + PLATFORM_SET_RELEASE_FILE_OS_VALUES 1.423 + PLATFORM_SETUP_LEGACY_VARS 1.424 +]) 1.425 + 1.426 +AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION], 1.427 +[ 1.428 + ############################################################################### 1.429 + 1.430 + # Note that this is the build platform OS version! 1.431 + 1.432 + OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`" 1.433 + OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`" 1.434 + OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`" 1.435 + OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`" 1.436 + AC_SUBST(OS_VERSION_MAJOR) 1.437 + AC_SUBST(OS_VERSION_MINOR) 1.438 + AC_SUBST(OS_VERSION_MICRO) 1.439 +]) 1.440 + 1.441 +# Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS. 1.442 +# Add -mX to various FLAGS variables. 1.443 +AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS], 1.444 +[ 1.445 + # When we add flags to the "official" CFLAGS etc, we need to 1.446 + # keep track of these additions in ADDED_CFLAGS etc. These 1.447 + # will later be checked to make sure only controlled additions 1.448 + # have been made to CFLAGS etc. 1.449 + ADDED_CFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 1.450 + ADDED_CXXFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 1.451 + ADDED_LDFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 1.452 + 1.453 + CFLAGS="${CFLAGS}${ADDED_CFLAGS}" 1.454 + CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}" 1.455 + LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}" 1.456 + 1.457 + CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}" 1.458 + CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}" 1.459 + LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}" 1.460 +]) 1.461 + 1.462 +AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS], 1.463 +[ 1.464 + ############################################################################### 1.465 + # 1.466 + # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code. 1.467 + # (The JVM can use 32 or 64 bit Java pointers but that decision 1.468 + # is made at runtime.) 1.469 + # 1.470 + 1.471 + if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xaix; then 1.472 + # Always specify -m flag on Solaris 1.473 + # And -q on AIX because otherwise the compiler produces 32-bit objects by default 1.474 + PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 1.475 + elif test "x$COMPILE_TYPE" = xreduced; then 1.476 + if test "x$OPENJDK_TARGET_OS" != xwindows; then 1.477 + # Specify -m if running reduced on other Posix platforms 1.478 + PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 1.479 + fi 1.480 + fi 1.481 + 1.482 + # Make compilation sanity check 1.483 + AC_CHECK_HEADERS([stdio.h], , [ 1.484 + AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.]) 1.485 + if test "x$COMPILE_TYPE" = xreduced; then 1.486 + AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed.]) 1.487 + elif test "x$COMPILE_TYPE" = xcross; then 1.488 + AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 1.489 + fi 1.490 + AC_MSG_ERROR([Cannot continue.]) 1.491 + ]) 1.492 + 1.493 + AC_CHECK_SIZEOF([int *], [1111]) 1.494 + 1.495 + # AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*' 1.496 + if test "x$ac_cv_sizeof_int_p" = x; then 1.497 + # The test failed, lets stick to the assumed value. 1.498 + AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.]) 1.499 + else 1.500 + TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 1.501 + 1.502 + if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 1.503 + # This situation may happen on 64-bit platforms where the compiler by default only generates 32-bit objects 1.504 + # Let's try to implicitely set the compilers target architecture and retry the test 1.505 + AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS).]) 1.506 + AC_MSG_NOTICE([I'll retry after setting the platforms compiler target bits flag to ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}]) 1.507 + PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 1.508 + 1.509 + # We have to unset 'ac_cv_sizeof_int_p' first, otherwise AC_CHECK_SIZEOF will use the previously cached value! 1.510 + unset ac_cv_sizeof_int_p 1.511 + # And we have to undef the definition of SIZEOF_INT_P in confdefs.h by the previous invocation of AC_CHECK_SIZEOF 1.512 + cat >>confdefs.h <<_ACEOF 1.513 +#undef SIZEOF_INT_P 1.514 +_ACEOF 1.515 + 1.516 + AC_CHECK_SIZEOF([int *], [1111]) 1.517 + 1.518 + TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 1.519 + 1.520 + if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 1.521 + AC_MSG_ERROR([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)]) 1.522 + fi 1.523 + fi 1.524 + fi 1.525 + 1.526 + AC_MSG_CHECKING([for target address size]) 1.527 + AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits]) 1.528 +]) 1.529 + 1.530 +AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS], 1.531 +[ 1.532 + ############################################################################### 1.533 + # 1.534 + # Is the target little of big endian? 1.535 + # 1.536 + AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"]) 1.537 + 1.538 + if test "x$ENDIAN" = xuniversal_endianness; then 1.539 + AC_MSG_ERROR([Building with both big and little endianness is not supported]) 1.540 + fi 1.541 + if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then 1.542 + AC_MSG_ERROR([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)]) 1.543 + fi 1.544 +])