1 # 2 # Copyright (c) 2011, 2020, 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*x32) 34 VAR_CPU=x32 35 VAR_CPU_ARCH=x86 36 VAR_CPU_BITS=32 37 VAR_CPU_ENDIAN=little 38 ;; 39 x86_64) 40 VAR_CPU=x86_64 41 VAR_CPU_ARCH=x86 42 VAR_CPU_BITS=64 43 VAR_CPU_ENDIAN=little 44 ;; 45 i?86) 46 VAR_CPU=x86 47 VAR_CPU_ARCH=x86 48 VAR_CPU_BITS=32 49 VAR_CPU_ENDIAN=little 50 ;; 51 alpha*) 52 VAR_CPU=alpha 53 VAR_CPU_ARCH=alpha 54 VAR_CPU_BITS=64 55 VAR_CPU_ENDIAN=little 56 ;; 57 arm*) 58 VAR_CPU=arm 59 VAR_CPU_ARCH=arm 60 VAR_CPU_BITS=32 61 VAR_CPU_ENDIAN=little 62 ;; 63 aarch64) 64 VAR_CPU=aarch64 65 VAR_CPU_ARCH=aarch64 66 VAR_CPU_BITS=64 67 VAR_CPU_ENDIAN=little 68 ;; 69 ia64) 70 VAR_CPU=ia64 71 VAR_CPU_ARCH=ia64 72 VAR_CPU_BITS=64 73 VAR_CPU_ENDIAN=little 74 ;; 75 m68k) 76 VAR_CPU=m68k 77 VAR_CPU_ARCH=m68k 78 VAR_CPU_BITS=32 79 VAR_CPU_ENDIAN=big 80 ;; 81 mips) 82 VAR_CPU=mips 83 VAR_CPU_ARCH=mips 84 VAR_CPU_BITS=32 85 VAR_CPU_ENDIAN=big 86 ;; 87 mipsel) 88 VAR_CPU=mipsel 89 VAR_CPU_ARCH=mipsel 90 VAR_CPU_BITS=32 91 VAR_CPU_ENDIAN=little 92 ;; 93 mips64) 94 VAR_CPU=mips64 95 VAR_CPU_ARCH=mips64 96 VAR_CPU_BITS=64 97 VAR_CPU_ENDIAN=big 98 ;; 99 mips64el) 100 VAR_CPU=mips64el 101 VAR_CPU_ARCH=mips64el 102 VAR_CPU_BITS=64 103 VAR_CPU_ENDIAN=little 104 ;; 105 powerpc) 106 VAR_CPU=ppc 107 VAR_CPU_ARCH=ppc 108 VAR_CPU_BITS=32 109 VAR_CPU_ENDIAN=big 110 ;; 111 powerpc64) 112 VAR_CPU=ppc64 113 VAR_CPU_ARCH=ppc 114 VAR_CPU_BITS=64 115 VAR_CPU_ENDIAN=big 116 ;; 117 powerpc64le) 118 VAR_CPU=ppc64le 119 VAR_CPU_ARCH=ppc 120 VAR_CPU_BITS=64 121 VAR_CPU_ENDIAN=little 122 ;; 123 riscv64) 124 VAR_CPU=riscv64 125 VAR_CPU_ARCH=riscv 126 VAR_CPU_BITS=64 127 VAR_CPU_ENDIAN=little 128 ;; 129 s390) 130 VAR_CPU=s390 131 VAR_CPU_ARCH=s390 132 VAR_CPU_BITS=32 133 VAR_CPU_ENDIAN=big 134 ;; 135 s390x) 136 VAR_CPU=s390x 137 VAR_CPU_ARCH=s390 138 VAR_CPU_BITS=64 139 VAR_CPU_ENDIAN=big 140 ;; 141 sh*eb) 142 VAR_CPU=sh 143 VAR_CPU_ARCH=sh 144 VAR_CPU_BITS=32 145 VAR_CPU_ENDIAN=big 146 ;; 147 sh*) 148 VAR_CPU=sh 149 VAR_CPU_ARCH=sh 150 VAR_CPU_BITS=32 151 VAR_CPU_ENDIAN=little 152 ;; 153 *) 154 AC_MSG_ERROR([unsupported cpu $1]) 155 ;; 156 esac 157 ]) 158 159 # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 160 # Converts autoconf style OS name to OpenJDK style, into 161 # VAR_OS, VAR_OS_TYPE and VAR_OS_ENV. 162 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS], 163 [ 164 case "$1" in 165 *linux*) 166 VAR_OS=linux 167 VAR_OS_TYPE=unix 168 ;; 169 *darwin*) 170 VAR_OS=macosx 171 VAR_OS_TYPE=unix 172 ;; 173 *bsd*) 174 VAR_OS=bsd 175 VAR_OS_TYPE=unix 176 ;; 177 *cygwin*) 178 VAR_OS=windows 179 VAR_OS_ENV=windows.cygwin 180 ;; 181 *wsl*) 182 VAR_OS=windows 183 VAR_OS_ENV=windows.wsl 184 ;; 185 *mingw*) 186 VAR_OS=windows 187 VAR_OS_ENV=windows.msys 188 ;; 189 *aix*) 190 VAR_OS=aix 191 VAR_OS_TYPE=unix 192 ;; 193 *) 194 AC_MSG_ERROR([unsupported operating system $1]) 195 ;; 196 esac 197 ]) 198 199 # Expects $host_os $host_cpu $build_os and $build_cpu 200 # and $with_target_bits to have been setup! 201 # 202 # Translate the standard triplet(quadruplet) definition 203 # of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU, 204 # OPENJDK_BUILD_OS, etc. 205 AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD], 206 [ 207 # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME 208 # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME 209 # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build, 210 # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME. 211 OPENJDK_TARGET_AUTOCONF_NAME="$host" 212 OPENJDK_BUILD_AUTOCONF_NAME="$build" 213 AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME) 214 AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME) 215 216 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 217 PLATFORM_EXTRACT_VARS_FROM_OS($build_os) 218 PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu) 219 # ..and setup our own variables. (Do this explicitly to facilitate searching) 220 OPENJDK_BUILD_OS="$VAR_OS" 221 if test "x$VAR_OS_TYPE" != x; then 222 OPENJDK_BUILD_OS_TYPE="$VAR_OS_TYPE" 223 else 224 OPENJDK_BUILD_OS_TYPE="$VAR_OS" 225 fi 226 if test "x$VAR_OS_ENV" != x; then 227 OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV" 228 else 229 OPENJDK_BUILD_OS_ENV="$VAR_OS" 230 fi 231 OPENJDK_BUILD_CPU="$VAR_CPU" 232 OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH" 233 OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS" 234 OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN" 235 AC_SUBST(OPENJDK_BUILD_OS) 236 AC_SUBST(OPENJDK_BUILD_OS_TYPE) 237 AC_SUBST(OPENJDK_BUILD_OS_ENV) 238 AC_SUBST(OPENJDK_BUILD_CPU) 239 AC_SUBST(OPENJDK_BUILD_CPU_ARCH) 240 AC_SUBST(OPENJDK_BUILD_CPU_BITS) 241 AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN) 242 243 AC_MSG_CHECKING([openjdk-build os-cpu]) 244 AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU]) 245 246 # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 247 PLATFORM_EXTRACT_VARS_FROM_OS($host_os) 248 PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu) 249 # ... and setup our own variables. (Do this explicitly to facilitate searching) 250 OPENJDK_TARGET_OS="$VAR_OS" 251 if test "x$VAR_OS_TYPE" != x; then 252 OPENJDK_TARGET_OS_TYPE="$VAR_OS_TYPE" 253 else 254 OPENJDK_TARGET_OS_TYPE="$VAR_OS" 255 fi 256 if test "x$VAR_OS_ENV" != x; then 257 OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV" 258 else 259 OPENJDK_TARGET_OS_ENV="$VAR_OS" 260 fi 261 OPENJDK_TARGET_CPU="$VAR_CPU" 262 OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH" 263 OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS" 264 OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN" 265 OPENJDK_TARGET_OS_UPPERCASE=`$ECHO $OPENJDK_TARGET_OS | $TR 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` 266 267 AC_SUBST(OPENJDK_TARGET_OS) 268 AC_SUBST(OPENJDK_TARGET_OS_TYPE) 269 AC_SUBST(OPENJDK_TARGET_OS_ENV) 270 AC_SUBST(OPENJDK_TARGET_OS_UPPERCASE) 271 AC_SUBST(OPENJDK_TARGET_CPU) 272 AC_SUBST(OPENJDK_TARGET_CPU_ARCH) 273 AC_SUBST(OPENJDK_TARGET_CPU_BITS) 274 AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN) 275 276 AC_MSG_CHECKING([openjdk-target os-cpu]) 277 AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU]) 278 ]) 279 280 # Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour 281 # accordingly. Must be done after setting up build and target system, but before 282 # doing anything else with these values. 283 AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS], 284 [ 285 AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits], 286 [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])]) 287 288 # We have three types of compiles: 289 # native == normal compilation, target system == build system 290 # cross == traditional cross compilation, target system != build system; special toolchain needed 291 # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines 292 # 293 if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then 294 # We're doing a proper cross-compilation 295 COMPILE_TYPE="cross" 296 else 297 COMPILE_TYPE="native" 298 fi 299 300 if test "x$with_target_bits" != x; then 301 if test "x$COMPILE_TYPE" = "xcross"; then 302 AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.]) 303 fi 304 305 if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 306 # A reduced build is requested 307 COMPILE_TYPE="reduced" 308 OPENJDK_TARGET_CPU_BITS=32 309 if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then 310 OPENJDK_TARGET_CPU=x86 311 else 312 AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64]) 313 fi 314 elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then 315 AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.]) 316 elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then 317 AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning]) 318 else 319 AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!]) 320 fi 321 fi 322 AC_SUBST(COMPILE_TYPE) 323 324 AC_MSG_CHECKING([compilation type]) 325 AC_MSG_RESULT([$COMPILE_TYPE]) 326 ]) 327 328 # Setup the legacy variables, for controlling the old makefiles. 329 # 330 AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS], 331 [ 332 PLATFORM_SETUP_LEGACY_VARS_HELPER([TARGET]) 333 PLATFORM_SETUP_LEGACY_VARS_HELPER([BUILD]) 334 ]) 335 336 # $1 - Either TARGET or BUILD to setup the variables for. 337 AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS_HELPER], 338 [ 339 # Also store the legacy naming of the cpu. 340 # Ie i586 and amd64 instead of x86 and x86_64 341 OPENJDK_$1_CPU_LEGACY="$OPENJDK_$1_CPU" 342 if test "x$OPENJDK_$1_CPU" = xx86; then 343 OPENJDK_$1_CPU_LEGACY="i586" 344 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 345 # On all platforms except MacOSX replace x86_64 with amd64. 346 OPENJDK_$1_CPU_LEGACY="amd64" 347 elif test "x$OPENJDK_$1_CPU" = xalpha; then 348 # Avoid name collisions with variables named alpha 349 OPENJDK_$1_CPU_LEGACY="_alpha_" 350 elif test "x$OPENJDK_$1_CPU" = xsh; then 351 # Avoid name collisions with variables named sh 352 OPENJDK_$1_CPU_LEGACY="_sh_" 353 fi 354 AC_SUBST(OPENJDK_$1_CPU_LEGACY) 355 356 # And the second legacy naming of the cpu. 357 # Ie i386 and amd64 instead of x86 and x86_64. 358 OPENJDK_$1_CPU_LEGACY_LIB="$OPENJDK_$1_CPU" 359 if test "x$OPENJDK_$1_CPU" = xx86; then 360 OPENJDK_$1_CPU_LEGACY_LIB="i386" 361 elif test "x$OPENJDK_$1_CPU" = xx86_64; then 362 OPENJDK_$1_CPU_LEGACY_LIB="amd64" 363 fi 364 AC_SUBST(OPENJDK_$1_CPU_LEGACY_LIB) 365 366 # Setup OPENJDK_$1_CPU_OSARCH, which is used to set the os.arch Java system property 367 OPENJDK_$1_CPU_OSARCH="$OPENJDK_$1_CPU" 368 if test "x$OPENJDK_$1_OS" = xlinux && test "x$OPENJDK_$1_CPU" = xx86; then 369 # On linux only, we replace x86 with i386. 370 OPENJDK_$1_CPU_OSARCH="i386" 371 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 372 # On all platforms except macosx, we replace x86_64 with amd64. 373 OPENJDK_$1_CPU_OSARCH="amd64" 374 fi 375 AC_SUBST(OPENJDK_$1_CPU_OSARCH) 376 377 OPENJDK_$1_CPU_JLI="$OPENJDK_$1_CPU" 378 if test "x$OPENJDK_$1_CPU" = xx86; then 379 OPENJDK_$1_CPU_JLI="i386" 380 elif test "x$OPENJDK_$1_OS" != xmacosx && test "x$OPENJDK_$1_CPU" = xx86_64; then 381 # On all platforms except macosx, we replace x86_64 with amd64. 382 OPENJDK_$1_CPU_JLI="amd64" 383 fi 384 385 # The new version string in JDK 9 also defined new naming of OS and ARCH for bundles 386 # Macosx is osx and x86_64 is x64 387 if test "x$OPENJDK_$1_OS" = xmacosx; then 388 OPENJDK_$1_OS_BUNDLE="osx" 389 else 390 OPENJDK_$1_OS_BUNDLE="$OPENJDK_TARGET_OS" 391 fi 392 if test "x$OPENJDK_$1_CPU" = xx86_64; then 393 OPENJDK_$1_CPU_BUNDLE="x64" 394 else 395 OPENJDK_$1_CPU_BUNDLE="$OPENJDK_$1_CPU" 396 fi 397 OPENJDK_$1_BUNDLE_PLATFORM="${OPENJDK_$1_OS_BUNDLE}-${OPENJDK_$1_CPU_BUNDLE}" 398 AC_SUBST(OPENJDK_$1_BUNDLE_PLATFORM) 399 400 if test "x$COMPILE_TYPE" = "xcross"; then 401 # FIXME: ... or should this include reduced builds..? 402 DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_$1_CPU_LEGACY" 403 else 404 DEFINE_CROSS_COMPILE_ARCH="" 405 fi 406 AC_SUBST(DEFINE_CROSS_COMPILE_ARCH) 407 408 # Convert openjdk platform names to hotspot names 409 410 HOTSPOT_$1_OS=${OPENJDK_$1_OS} 411 if test "x$OPENJDK_$1_OS" = xmacosx; then 412 HOTSPOT_$1_OS=bsd 413 fi 414 AC_SUBST(HOTSPOT_$1_OS) 415 416 HOTSPOT_$1_OS_TYPE=${OPENJDK_$1_OS_TYPE} 417 if test "x$OPENJDK_$1_OS_TYPE" = xunix; then 418 HOTSPOT_$1_OS_TYPE=posix 419 fi 420 AC_SUBST(HOTSPOT_$1_OS_TYPE) 421 422 HOTSPOT_$1_CPU=${OPENJDK_$1_CPU} 423 if test "x$OPENJDK_$1_CPU" = xx86; then 424 HOTSPOT_$1_CPU=x86_32 425 elif test "x$OPENJDK_$1_CPU" = xppc64; then 426 HOTSPOT_$1_CPU=ppc_64 427 elif test "x$OPENJDK_$1_CPU" = xppc64le; then 428 HOTSPOT_$1_CPU=ppc_64 429 fi 430 AC_SUBST(HOTSPOT_$1_CPU) 431 432 # This is identical with OPENJDK_*, but define anyway for consistency. 433 HOTSPOT_$1_CPU_ARCH=${OPENJDK_$1_CPU_ARCH} 434 AC_SUBST(HOTSPOT_$1_CPU_ARCH) 435 436 # Setup HOTSPOT_$1_CPU_DEFINE 437 if test "x$OPENJDK_$1_CPU" = xx86; then 438 HOTSPOT_$1_CPU_DEFINE=IA32 439 elif test "x$OPENJDK_$1_CPU" = xx86_64; then 440 HOTSPOT_$1_CPU_DEFINE=AMD64 441 elif test "x$OPENJDK_$1_CPU" = xx32; then 442 HOTSPOT_$1_CPU_DEFINE=X32 443 elif test "x$OPENJDK_$1_CPU" = xaarch64; then 444 HOTSPOT_$1_CPU_DEFINE=AARCH64 445 elif test "x$OPENJDK_$1_CPU" = xppc64; then 446 HOTSPOT_$1_CPU_DEFINE=PPC64 447 elif test "x$OPENJDK_$1_CPU" = xppc64le; then 448 HOTSPOT_$1_CPU_DEFINE=PPC64 449 450 # The cpu defines below are for zero, we don't support them directly. 451 elif test "x$OPENJDK_$1_CPU" = xppc; then 452 HOTSPOT_$1_CPU_DEFINE=PPC32 453 elif test "x$OPENJDK_$1_CPU" = xs390; then 454 HOTSPOT_$1_CPU_DEFINE=S390 455 elif test "x$OPENJDK_$1_CPU" = xs390x; then 456 HOTSPOT_$1_CPU_DEFINE=S390 457 elif test "x$OPENJDK_$1_CPU" = xriscv64; then 458 HOTSPOT_$1_CPU_DEFINE=RISCV 459 elif test "x$OPENJDK_$1_CPU" != x; then 460 HOTSPOT_$1_CPU_DEFINE=$(echo $OPENJDK_$1_CPU | tr a-z A-Z) 461 fi 462 AC_SUBST(HOTSPOT_$1_CPU_DEFINE) 463 464 # For historical reasons, the OS include directories have odd names. 465 OPENJDK_$1_OS_INCLUDE_SUBDIR="$OPENJDK_TARGET_OS" 466 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 467 OPENJDK_$1_OS_INCLUDE_SUBDIR="win32" 468 elif test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 469 OPENJDK_$1_OS_INCLUDE_SUBDIR="darwin" 470 fi 471 AC_SUBST(OPENJDK_$1_OS_INCLUDE_SUBDIR) 472 ]) 473 474 AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES], 475 [ 476 if test "x$OPENJDK_TARGET_OS" = "xlinux"; then 477 RELEASE_FILE_OS_NAME=Linux 478 fi 479 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 480 RELEASE_FILE_OS_NAME=Windows 481 fi 482 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 483 RELEASE_FILE_OS_NAME="Darwin" 484 fi 485 if test "x$OPENJDK_TARGET_OS" = "xaix"; then 486 RELEASE_FILE_OS_NAME="AIX" 487 fi 488 RELEASE_FILE_OS_ARCH=${OPENJDK_TARGET_CPU} 489 490 AC_SUBST(RELEASE_FILE_OS_NAME) 491 AC_SUBST(RELEASE_FILE_OS_ARCH) 492 ]) 493 494 AC_DEFUN([PLATFORM_SET_MODULE_TARGET_OS_VALUES], 495 [ 496 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 497 OPENJDK_MODULE_TARGET_OS_NAME="macos" 498 else 499 OPENJDK_MODULE_TARGET_OS_NAME="$OPENJDK_TARGET_OS" 500 fi 501 502 if test "x$OPENJDK_TARGET_CPU" = xx86_64; then 503 OPENJDK_MODULE_TARGET_OS_ARCH="amd64" 504 else 505 OPENJDK_MODULE_TARGET_OS_ARCH="$OPENJDK_TARGET_CPU" 506 fi 507 508 OPENJDK_MODULE_TARGET_PLATFORM="${OPENJDK_MODULE_TARGET_OS_NAME}-${OPENJDK_MODULE_TARGET_OS_ARCH}" 509 AC_SUBST(OPENJDK_MODULE_TARGET_PLATFORM) 510 ]) 511 512 #%%% Build and target systems %%% 513 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET], 514 [ 515 # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target" 516 # is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the 517 # product you're building. The target of this build is called "host". Since this is confusing to most people, we 518 # have not adopted that system, but use "target" as the platform we are building for. In some places though we need 519 # to use the configure naming style. 520 AC_CANONICAL_BUILD 521 AC_CANONICAL_HOST 522 AC_CANONICAL_TARGET 523 524 PLATFORM_EXTRACT_TARGET_AND_BUILD 525 PLATFORM_SETUP_TARGET_CPU_BITS 526 PLATFORM_SET_MODULE_TARGET_OS_VALUES 527 PLATFORM_SET_RELEASE_FILE_OS_VALUES 528 PLATFORM_SETUP_LEGACY_VARS 529 ]) 530 531 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION], 532 [ 533 ############################################################################### 534 535 # Note that this is the build platform OS version! 536 537 OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`" 538 OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`" 539 OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`" 540 OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`" 541 AC_SUBST(OS_VERSION_MAJOR) 542 AC_SUBST(OS_VERSION_MINOR) 543 AC_SUBST(OS_VERSION_MICRO) 544 ]) 545 546 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS], 547 [ 548 ############################################################################### 549 # 550 # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code. 551 # (The JVM can use 32 or 64 bit Java pointers but that decision 552 # is made at runtime.) 553 # 554 555 # Make compilation sanity check 556 AC_CHECK_HEADERS([stdio.h], , [ 557 AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.]) 558 if test "x$COMPILE_TYPE" = xreduced; then 559 HELP_MSG_MISSING_DEPENDENCY([reduced]) 560 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed. $HELP_MSG]) 561 elif test "x$COMPILE_TYPE" = xcross; then 562 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 563 fi 564 AC_MSG_ERROR([Cannot continue.]) 565 ]) 566 567 AC_CHECK_SIZEOF([int *], [1111]) 568 569 # AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*' 570 if test "x$ac_cv_sizeof_int_p" = x; then 571 # The test failed, lets stick to the assumed value. 572 AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.]) 573 else 574 TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p` 575 576 if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 577 AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)]) 578 if test "x$COMPILE_TYPE" = xreduced; then 579 HELP_MSG_MISSING_DEPENDENCY([reduced]) 580 AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed. $HELP_MSG]) 581 elif test "x$COMPILE_TYPE" = xcross; then 582 AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 583 fi 584 AC_MSG_ERROR([Cannot continue.]) 585 fi 586 fi 587 588 AC_MSG_CHECKING([for target address size]) 589 AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits]) 590 ]) 591 592 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS], 593 [ 594 ############################################################################### 595 # 596 # Is the target little of big endian? 597 # 598 AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"]) 599 600 if test "x$ENDIAN" = xuniversal_endianness; then 601 AC_MSG_ERROR([Building with both big and little endianness is not supported]) 602 fi 603 if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then 604 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)]) 605 fi 606 ])