1 # 2 # Copyright (c) 2011, 2017, 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 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 27 # Converts autoconf style CPU name to OpenJDK style, into 28 # VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN. 29 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU], 30 [ 31 # First argument is the cpu name from the trip/quad 32 case "$1" in 33 x86_64) 34 VAR_CPU=x86_64 35 VAR_CPU_ARCH=x86 36 VAR_CPU_BITS=64 37 VAR_CPU_ENDIAN=little 38 ;; 39 i?86) 40 VAR_CPU=x86 41 VAR_CPU_ARCH=x86 42 VAR_CPU_BITS=32 43 VAR_CPU_ENDIAN=little 44 ;; 45 arm*) 46 VAR_CPU=arm 47 VAR_CPU_ARCH=arm 48 VAR_CPU_BITS=32 49 VAR_CPU_ENDIAN=little 50 ;; 51 aarch64) 52 VAR_CPU=aarch64 53 VAR_CPU_ARCH=aarch64 54 VAR_CPU_BITS=64 55 VAR_CPU_ENDIAN=little 56 ;; 57 powerpc) 58 VAR_CPU=ppc 59 VAR_CPU_ARCH=ppc 60 VAR_CPU_BITS=32 61 VAR_CPU_ENDIAN=big 62 ;; 63 powerpc64) 64 VAR_CPU=ppc64 65 VAR_CPU_ARCH=ppc 66 VAR_CPU_BITS=64 67 VAR_CPU_ENDIAN=big 68 ;; 69 powerpc64le) 70 VAR_CPU=ppc64le 71 VAR_CPU_ARCH=ppc 72 VAR_CPU_BITS=64 73 VAR_CPU_ENDIAN=little 74 ;; 75 s390) 76 VAR_CPU=s390 77 VAR_CPU_ARCH=s390 78 VAR_CPU_BITS=32 79 VAR_CPU_ENDIAN=big 80 ;; 81 s390x) 82 VAR_CPU=s390x 83 VAR_CPU_ARCH=s390 84 VAR_CPU_BITS=64 85 VAR_CPU_ENDIAN=big 86 ;; 87 sparc) 88 VAR_CPU=sparc 89 VAR_CPU_ARCH=sparc 90 VAR_CPU_BITS=32 91 VAR_CPU_ENDIAN=big 92 ;; 93 sparcv9|sparc64) 94 VAR_CPU=sparcv9 95 VAR_CPU_ARCH=sparc 96 VAR_CPU_BITS=64 97 VAR_CPU_ENDIAN=big 98 ;; 99 *) 100 AC_MSG_ERROR([unsupported cpu $1]) 101 ;; 102 esac 103 ]) 104 105 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 106 # Converts autoconf style OS name to OpenJDK style, into 107 # VAR_OS, VAR_OS_TYPE and VAR_OS_ENV. 108 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS], 109 [ 110 case "$1" in 111 *linux*) 112 VAR_OS=linux 113 VAR_OS_TYPE=unix 114 ;; 115 *solaris*) 116 VAR_OS=solaris 117 VAR_OS_TYPE=unix 118 ;; 119 *darwin*) 120 VAR_OS=macosx 121 VAR_OS_TYPE=unix 122 ;; 123 *bsd*) 124 VAR_OS=bsd 125 VAR_OS_TYPE=unix 126 ;; 127 *cygwin*) 128 VAR_OS=windows 129 VAR_OS_ENV=windows.cygwin 130 ;; 131 *mingw*) 132 VAR_OS=windows 133 VAR_OS_ENV=windows.msys 134 ;; 135 *aix*) 136 VAR_OS=aix 137 VAR_OS_TYPE=unix 138 ;; 139 *) 140 AC_MSG_ERROR([unsupported operating system $1]) 141 ;; 142 esac 143 144 case "$1" in 145 *linux*-musl) 146 VAR_CLIB=musl 147 ;; 148 *linux*-gnu) 149 VAR_CLIB=gnu 150 ;; 151 *) 152 VAR_CLIB=default 153 ;; 154 esac 155 ]) 156 157 # Expects $host_os $host_cpu $build_os and $build_cpu 158 # and $with_target_bits to have been setup! 159 # 160 # Translate the standard triplet(quadruplet) definition 161 # of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU, 162 # OPENJDK_BUILD_OS, etc. 163 AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD], 164 [ 165 # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME 166 # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME 167 # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build, 168 # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME. 169 OPENJDK_TARGET_AUTOCONF_NAME="$host" 170 OPENJDK_BUILD_AUTOCONF_NAME="$build" 171 AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME) 172 AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME) 173 174 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 175 PLATFORM_EXTRACT_VARS_FROM_OS($build_os) 176 PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu) 177 # ..and setup our own variables. (Do this explicitly to facilitate searching) 178 OPENJDK_BUILD_OS="$VAR_OS" 179 if test "x$VAR_OS_TYPE" != x; then 180 OPENJDK_BUILD_OS_TYPE="$VAR_OS_TYPE" 181 else 182 OPENJDK_BUILD_OS_TYPE="$VAR_OS" 183 fi 184 if test "x$VAR_OS_ENV" != x; then 185 OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV" 186 else 187 OPENJDK_BUILD_OS_ENV="$VAR_OS" 188 fi 189 OPENJDK_BUILD_CPU="$VAR_CPU" 190 OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH" 191 OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS" 192 OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN" 193 OPENJDK_BUILD_CLIB="$VAR_CLIB" 194 AC_SUBST(OPENJDK_BUILD_OS) 195 AC_SUBST(OPENJDK_BUILD_OS_TYPE) 196 AC_SUBST(OPENJDK_BUILD_OS_ENV) 197 AC_SUBST(OPENJDK_BUILD_CPU) 198 AC_SUBST(OPENJDK_BUILD_CPU_ARCH) 199 AC_SUBST(OPENJDK_BUILD_CPU_BITS) 200 AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN) 201 AC_SUBST(OPENJDK_BUILD_CLIB) 202 203 AC_MSG_CHECKING([openjdk-build os-cpu]) 204 AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU]) 205 206 if test "x$OPENJDK_BUILD_OS" = "xlinux"; then 207 AC_MSG_CHECKING([openjdk-build C library]) 208 AC_MSG_RESULT([$OPENJDK_BUILD_CLIB]) 209 fi 210 211 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 212 PLATFORM_EXTRACT_VARS_FROM_OS($host_os) 213 PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu) 214 # ... and setup our own variables. (Do this explicitly to facilitate searching) 215 OPENJDK_TARGET_OS="$VAR_OS" 216 if test "x$VAR_OS_TYPE" != x; then 217 OPENJDK_TARGET_OS_TYPE="$VAR_OS_TYPE" 218 else 219 OPENJDK_TARGET_OS_TYPE="$VAR_OS" 220 fi 221 if test "x$VAR_OS_ENV" != x; then 222 OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV" 223 else 224 OPENJDK_TARGET_OS_ENV="$VAR_OS" 225 fi 226 OPENJDK_TARGET_CPU="$VAR_CPU" 227 OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH" 228 OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS" 229 OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN" 230 OPENJDK_TARGET_CLIB="$VAR_CLIB" 231 AC_SUBST(OPENJDK_TARGET_OS) 232 AC_SUBST(OPENJDK_TARGET_OS_TYPE) 233 AC_SUBST(OPENJDK_TARGET_OS_ENV) 234 AC_SUBST(OPENJDK_TARGET_CPU) 235 AC_SUBST(OPENJDK_TARGET_CPU_ARCH) 236 AC_SUBST(OPENJDK_TARGET_CPU_BITS) 237 AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN) 238 AC_SUBST(OPENJDK_TARGET_CLIB) 239 240 AC_MSG_CHECKING([openjdk-target os-cpu]) 241 AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU]) 242 243 if test "x$OPENJDK_TARGET_OS" = "xlinux"; then 244 AC_MSG_CHECKING([openjdk-target C library]) 245 AC_MSG_RESULT([$OPENJDK_TARGET_CLIB]) 246 fi 247 ]) 248 249 # Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour 250 # accordingly. Must be done after setting up build and target system, but before 251 # doing anything else with these values. 252 AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS], 253 [ 254 AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits], 255 [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])]) 256 257 # We have three types of compiles: 258 # native == normal compilation, target system == build system 259 # cross == traditional cross compilation, target system != build system; special toolchain needed 260 # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines 261 # 262 if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then 263 # We're doing a proper cross-compilation 264 COMPILE_TYPE="cross" 265 else 266 COMPILE_TYPE="native" 267 fi 268 269 if test "x$with_target_bits" != x; then 270 if test "x$COMPILE_TYPE" = "xcross"; then 271 AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.]) 272 fi 273 274 if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 275 # A reduced build is requested 276 COMPILE_TYPE="reduced" 277 OPENJDK_TARGET_CPU_BITS=32 278 if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then 279 OPENJDK_TARGET_CPU=x86 280 elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then 281 OPENJDK_TARGET_CPU=sparc 282 else 283 AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9]) 284 fi 285 elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then 286 AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.]) 287 elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then 288 AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning]) 289 else 290 AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!]) 291 fi 292 fi 293 AC_SUBST(COMPILE_TYPE) 294 295 AC_MSG_CHECKING([compilation type]) 296 AC_MSG_RESULT([$COMPILE_TYPE]) 297 ]) 298 299 # Setup the legacy variables, for controlling the old makefiles. 300 # 301 AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS], 302 [ 303 PLATFORM_SETUP_LEGACY_VARS_HELPER([TARGET]) 304 PLATFORM_SETUP_LEGACY_VARS_HELPER([BUILD]) 305 ]) 306 307 # $1 - Either TARGET or BUILD to setup the variables for. 308 AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS_HELPER], 309 [ 310 # Also store the legacy naming of the cpu. 311 # Ie i586 and amd64 instead of x86 and x86_64 312 OPENJDK_$1_CPU_LEGACY="$OPENJDK_$1_CPU" 313 if test "x$OPENJDK_$1_CPU" = xx86; then 314 OPENJDK_$1_CPU_LEGACY="i586" 315 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 316 # On all platforms except MacOSX replace x86_64 with amd64. 317 OPENJDK_$1_CPU_LEGACY="amd64" 318 fi 319 AC_SUBST(OPENJDK_$1_CPU_LEGACY) 320 321 # And the second legacy naming of the cpu. 322 # Ie i386 and amd64 instead of x86 and x86_64. 323 OPENJDK_$1_CPU_LEGACY_LIB="$OPENJDK_$1_CPU" 324 if test "x$OPENJDK_$1_CPU" = xx86; then 325 OPENJDK_$1_CPU_LEGACY_LIB="i386" 326 elif test "x$OPENJDK_$1_CPU" = xx86_64; then 327 OPENJDK_$1_CPU_LEGACY_LIB="amd64" 328 fi 329 AC_SUBST(OPENJDK_$1_CPU_LEGACY_LIB) 330 331 # OPENJDK_$1_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to 332 # /amd64 or /sparcv9. This string is appended to some library paths, like this: 333 # /usr/lib${OPENJDK_$1_CPU_ISADIR}/libexample.so 334 OPENJDK_$1_CPU_ISADIR="" 335 if test "x$OPENJDK_$1_OS" = xsolaris; then 336 if test "x$OPENJDK_$1_CPU" = xx86_64; then 337 OPENJDK_$1_CPU_ISADIR="/amd64" 338 elif test "x$OPENJDK_$1_CPU" = xsparcv9; then 339 OPENJDK_$1_CPU_ISADIR="/sparcv9" 340 fi 341 fi 342 AC_SUBST(OPENJDK_$1_CPU_ISADIR) 343 344 # Setup OPENJDK_$1_CPU_OSARCH, which is used to set the os.arch Java system property 345 OPENJDK_$1_CPU_OSARCH="$OPENJDK_$1_CPU" 346 if test "x$OPENJDK_$1_OS" = xlinux && test "x$OPENJDK_$1_CPU" = xx86; then 347 # On linux only, we replace x86 with i386. 348 OPENJDK_$1_CPU_OSARCH="i386" 349 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 350 # On all platforms except macosx, we replace x86_64 with amd64. 351 OPENJDK_$1_CPU_OSARCH="amd64" 352 fi 353 AC_SUBST(OPENJDK_$1_CPU_OSARCH) 354 355 OPENJDK_$1_CPU_JLI="$OPENJDK_$1_CPU" 356 if test "x$OPENJDK_$1_CPU" = xx86; then 357 OPENJDK_$1_CPU_JLI="i386" 358 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 359 # On all platforms except macosx, we replace x86_64 with amd64. 360 OPENJDK_$1_CPU_JLI="amd64" 361 fi 362 363 if test "x$OPENJDK_$1_OS" = xmacosx; then 364 OPENJDK_$1_OS_EXPORT_DIR=macosx 365 else 366 OPENJDK_$1_OS_EXPORT_DIR=${OPENJDK_$1_OS_TYPE} 367 fi 368 AC_SUBST(OPENJDK_$1_OS_EXPORT_DIR) 369 370 # The new version string in JDK 9 also defined new naming of OS and ARCH for bundles 371 # Macosx is osx and x86_64 is x64 372 if test "x$OPENJDK_$1_OS" = xmacosx; then 373 OPENJDK_$1_OS_BUNDLE="osx" 374 else 375 OPENJDK_$1_OS_BUNDLE="$OPENJDK_TARGET_OS" 376 fi 377 if test "x$OPENJDK_$1_CPU" = xx86_64; then 378 OPENJDK_$1_CPU_BUNDLE="x64" 379 else 380 OPENJDK_$1_CPU_BUNDLE="$OPENJDK_$1_CPU" 381 fi 382 383 OPENJDK_$1_CLIB_BUNDLE="$OPENJDK_$1_CLIB" 384 385 OPENJDK_$1_BUNDLE_PLATFORM="${OPENJDK_$1_OS_BUNDLE}-${OPENJDK_$1_CPU_BUNDLE}-${OPENJDK_$1_CLIB_BUNDLE}" 386 AC_SUBST(OPENJDK_$1_BUNDLE_PLATFORM) 387 388 if test "x$OPENJDK_$1_CPU_BITS" = x64; then 389 # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in 390 # unpack200.exe. This variable is used in 391 # FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK_HELPER. 392 if test "x$OPENJDK_$1_OS" = xlinux || test "x$OPENJDK_$1_OS" = xmacosx; then 393 OPENJDK_$1_ADD_LP64="-D_LP64=1" 394 fi 395 fi 396 397 if test "x$COMPILE_TYPE" = "xcross"; then 398 # FIXME: ... or should this include reduced builds..? 399 DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_$1_CPU_LEGACY" 400 else 401 DEFINE_CROSS_COMPILE_ARCH="" 402 fi 403 AC_SUBST(DEFINE_CROSS_COMPILE_ARCH) 404 405 # Convert openjdk platform names to hotspot names 406 407 HOTSPOT_$1_OS=${OPENJDK_$1_OS} 408 if test "x$OPENJDK_$1_OS" = xmacosx; then 409 HOTSPOT_$1_OS=bsd 410 fi 411 AC_SUBST(HOTSPOT_$1_OS) 412 413 HOTSPOT_$1_OS_TYPE=${OPENJDK_$1_OS_TYPE} 414 if test "x$OPENJDK_$1_OS_TYPE" = xunix; then 415 HOTSPOT_$1_OS_TYPE=posix 416 fi 417 AC_SUBST(HOTSPOT_$1_OS_TYPE) 418 419 HOTSPOT_$1_CPU=${OPENJDK_$1_CPU} 420 if test "x$OPENJDK_$1_CPU" = xx86; then 421 HOTSPOT_$1_CPU=x86_32 422 elif test "x$OPENJDK_$1_CPU" = xsparcv9; then 423 HOTSPOT_$1_CPU=sparc 424 elif test "x$OPENJDK_$1_CPU" = xppc64; then 425 HOTSPOT_$1_CPU=ppc_64 426 elif test "x$OPENJDK_$1_CPU" = xppc64le; then 427 HOTSPOT_$1_CPU=ppc_64 428 fi 429 AC_SUBST(HOTSPOT_$1_CPU) 430 431 # This is identical with OPENJDK_*, but define anyway for consistency. 432 HOTSPOT_$1_CPU_ARCH=${OPENJDK_$1_CPU_ARCH} 433 AC_SUBST(HOTSPOT_$1_CPU_ARCH) 434 435 # Setup HOTSPOT_$1_CPU_DEFINE 436 if test "x$OPENJDK_$1_CPU" = xx86; then 437 HOTSPOT_$1_CPU_DEFINE=IA32 438 elif test "x$OPENJDK_$1_CPU" = xx86_64; then 439 HOTSPOT_$1_CPU_DEFINE=AMD64 440 elif test "x$OPENJDK_$1_CPU" = xsparcv9; then 441 HOTSPOT_$1_CPU_DEFINE=SPARC 442 elif test "x$OPENJDK_$1_CPU" = xaarch64; then 443 HOTSPOT_$1_CPU_DEFINE=AARCH64 444 elif test "x$OPENJDK_$1_CPU" = xppc64; then 445 HOTSPOT_$1_CPU_DEFINE=PPC64 446 elif test "x$OPENJDK_$1_CPU" = xppc64le; then 447 HOTSPOT_$1_CPU_DEFINE=PPC64 448 449 # The cpu defines below are for zero, we don't support them directly. 450 elif test "x$OPENJDK_$1_CPU" = xsparc; then 451 HOTSPOT_$1_CPU_DEFINE=SPARC 452 elif test "x$OPENJDK_$1_CPU" = xppc; then 453 HOTSPOT_$1_CPU_DEFINE=PPC32 454 elif test "x$OPENJDK_$1_CPU" = xs390; then 455 HOTSPOT_$1_CPU_DEFINE=S390 456 elif test "x$OPENJDK_$1_CPU" = xs390x; then 457 HOTSPOT_$1_CPU_DEFINE=S390 458 elif test "x$OPENJDK_$1_CPU" != x; then 459 HOTSPOT_$1_CPU_DEFINE=$(echo $OPENJDK_$1_CPU | tr a-z A-Z) 460 fi 461 AC_SUBST(HOTSPOT_$1_CPU_DEFINE) 462 463 HOTSPOT_$1_CLIB=${OPENJDK_$1_CLIB} 464 AC_SUBST(HOTSPOT_$1_CLIB) 465 ]) 466 467 AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES], 468 [ 469 if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 470 REQUIRED_OS_NAME=SunOS 471 REQUIRED_OS_VERSION=5.10 472 fi 473 if test "x$OPENJDK_TARGET_OS" = "xlinux"; then 474 REQUIRED_OS_NAME=Linux 475 REQUIRED_OS_VERSION=2.6 476 fi 477 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 478 REQUIRED_OS_NAME=Windows 479 if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then 480 REQUIRED_OS_VERSION=5.2 481 else 482 REQUIRED_OS_VERSION=5.1 483 fi 484 fi 485 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 486 REQUIRED_OS_NAME="Mac OS X" 487 REQUIRED_OS_VERSION=11.2 488 fi 489 if test "x$OPENJDK_TARGET_OS" = "xaix"; then 490 REQUIRED_OS_NAME=AIX 491 REQUIRED_OS_VERSION=7.1 492 fi 493 REQUIRED_OS_ARCH=${OPENJDK_TARGET_CPU} 494 495 AC_SUBST(REQUIRED_OS_NAME) 496 AC_SUBST(REQUIRED_OS_ARCH) 497 AC_SUBST(REQUIRED_OS_VERSION) 498 ]) 499 500 #%%% Build and target systems %%% 501 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET], 502 [ 503 # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target" 504 # is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the 505 # product you're building. The target of this build is called "host". Since this is confusing to most people, we 506 # have not adopted that system, but use "target" as the platform we are building for. In some places though we need 507 # to use the configure naming style. 508 AC_CANONICAL_BUILD 509 AC_CANONICAL_HOST 510 AC_CANONICAL_TARGET 511 512 PLATFORM_EXTRACT_TARGET_AND_BUILD 513 PLATFORM_SETUP_TARGET_CPU_BITS 514 PLATFORM_SET_RELEASE_FILE_OS_VALUES 515 PLATFORM_SETUP_LEGACY_VARS 516 ]) 517 518 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION], 519 [ 520 ############################################################################### 521 522 # Note that this is the build platform OS version! 523 524 OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`" 525 OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`" 526 OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`" 527 OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`" 528 AC_SUBST(OS_VERSION_MAJOR) 529 AC_SUBST(OS_VERSION_MINOR) 530 AC_SUBST(OS_VERSION_MICRO) 531 ]) 532 533 # Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS. 534 # Add -mX to various FLAGS variables. 535 AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS], 536 [ 537 # When we add flags to the "official" CFLAGS etc, we need to 538 # keep track of these additions in ADDED_CFLAGS etc. These 539 # will later be checked to make sure only controlled additions 540 # have been made to CFLAGS etc. 541 ADDED_CFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 542 ADDED_CXXFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 543 ADDED_LDFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 544 545 CFLAGS="${CFLAGS}${ADDED_CFLAGS}" 546 CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}" 547 LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}" 548 549 CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}" 550 CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}" 551 LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}" 552 553 JVM_CFLAGS="$JVM_CFLAGS $ADDED_CFLAGS" 554 JVM_LDFLAGS="$JVM_LDFLAGS $ADDED_LDFLAGS" 555 JVM_ASFLAGS="$JVM_ASFLAGS $ADDED_CFLAGS" 556 ]) 557 558 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS], 559 [ 560 ############################################################################### 561 # 562 # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code. 563 # (The JVM can use 32 or 64 bit Java pointers but that decision 564 # is made at runtime.) 565 # 566 567 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xaix; then 568 # Always specify -m flag on Solaris 569 # And -q on AIX because otherwise the compiler produces 32-bit objects by default 570 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 571 elif test "x$COMPILE_TYPE" = xreduced; then 572 if test "x$OPENJDK_TARGET_OS_TYPE" = xunix; then 573 # Specify -m if running reduced on unix platforms 574 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 575 fi 576 fi 577 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 578 JVM_CFLAGS="$JVM_CFLAGS ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 579 JVM_LDFLAGS="$JVM_LDFLAGS ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 580 JVM_ASFLAGS="$JVM_ASFLAGS ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}" 581 fi 582 583 # Make compilation sanity check 584 AC_CHECK_HEADERS([stdio.h], , [ 585 AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.]) 586 if test "x$COMPILE_TYPE" = xreduced; then 587 HELP_MSG_MISSING_DEPENDENCY([reduced]) 588 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed. $HELP_MSG]) 589 elif test "x$COMPILE_TYPE" = xcross; then 590 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 591 fi 592 AC_MSG_ERROR([Cannot continue.]) 593 ]) 594 595 AC_CHECK_SIZEOF([int *], [1111]) 596 597 # AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*' 598 if test "x$ac_cv_sizeof_int_p" = x; then 599 # The test failed, lets stick to the assumed value. 600 AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.]) 601 else 602 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 603 604 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 605 # This situation may happen on 64-bit platforms where the compiler by default only generates 32-bit objects 606 # Let's try to implicitely set the compilers target architecture and retry the test 607 AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS).]) 608 AC_MSG_NOTICE([Retrying with platforms compiler target bits flag to ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}]) 609 PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 610 611 # We have to unset 'ac_cv_sizeof_int_p' first, otherwise AC_CHECK_SIZEOF will use the previously cached value! 612 unset ac_cv_sizeof_int_p 613 # And we have to undef the definition of SIZEOF_INT_P in confdefs.h by the previous invocation of AC_CHECK_SIZEOF 614 cat >>confdefs.h <<_ACEOF 615 #undef SIZEOF_INT_P 616 _ACEOF 617 618 AC_CHECK_SIZEOF([int *], [1111]) 619 620 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 621 622 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 623 AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)]) 624 if test "x$COMPILE_TYPE" = xreduced; then 625 HELP_MSG_MISSING_DEPENDENCY([reduced]) 626 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed. $HELP_MSG]) 627 elif test "x$COMPILE_TYPE" = xcross; then 628 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 629 fi 630 AC_MSG_ERROR([Cannot continue.]) 631 fi 632 fi 633 fi 634 635 AC_MSG_CHECKING([for target address size]) 636 AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits]) 637 ]) 638 639 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS], 640 [ 641 ############################################################################### 642 # 643 # Is the target little of big endian? 644 # 645 AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"]) 646 647 if test "x$ENDIAN" = xuniversal_endianness; then 648 AC_MSG_ERROR([Building with both big and little endianness is not supported]) 649 fi 650 if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then 651 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)]) 652 fi 653 ])