1 # 2 # Copyright (c) 2011, 2018, 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 # This file is responsible for detecting, verifying and setting up the 28 # toolchain, i.e. the compiler, linker and related utilities. It will setup 29 # proper paths to the binaries, but it will not setup any flags. 30 # 31 # The binaries used is determined by the toolchain type, which is the family of 32 # compilers and related tools that are used. 33 ######################################################################## 34 35 36 # All valid toolchains, regardless of platform (used by help.m4) 37 VALID_TOOLCHAINS_all="gcc clang solstudio xlc microsoft" 38 39 # These toolchains are valid on different platforms 40 VALID_TOOLCHAINS_linux="gcc clang" 41 VALID_TOOLCHAINS_solaris="solstudio" 42 VALID_TOOLCHAINS_macosx="gcc clang" 43 VALID_TOOLCHAINS_aix="xlc" 44 VALID_TOOLCHAINS_windows="microsoft" 45 46 # Toolchain descriptions 47 TOOLCHAIN_DESCRIPTION_clang="clang/LLVM" 48 TOOLCHAIN_DESCRIPTION_gcc="GNU Compiler Collection" 49 TOOLCHAIN_DESCRIPTION_microsoft="Microsoft Visual Studio" 50 TOOLCHAIN_DESCRIPTION_solstudio="Oracle Solaris Studio" 51 TOOLCHAIN_DESCRIPTION_xlc="IBM XL C/C++" 52 53 # Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called. 54 # Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER. 55 # $1 - optional variable prefix for compiler and version variables (BUILD_) 56 # $2 - optional variable prefix for comparable variable (OPENJDK_BUILD_) 57 AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS], 58 [ 59 if test "x$CC_VERSION" != "x$CXX_VERSION"; then 60 AC_MSG_WARN([C and C++ compiler has different version numbers, $CC_VERSION vs $CXX_VERSION.]) 61 AC_MSG_WARN([This typically indicates a broken setup, and is not supported]) 62 fi 63 64 # We only check CC_VERSION since we assume CXX_VERSION is equal. 65 if [ [[ "$CC_VERSION" =~ (.*\.){3} ]] ]; then 66 AC_MSG_WARN([C compiler version number has more than three parts (X.Y.Z): $CC_VERSION. Comparisons might be wrong.]) 67 fi 68 69 if [ [[ "$CC_VERSION" =~ [0-9]{6} ]] ]; then 70 AC_MSG_WARN([C compiler version number has a part larger than 99999: $CC_VERSION. Comparisons might be wrong.]) 71 fi 72 73 $2COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$CC_VERSION"` 74 ]) 75 76 # Check if the configured compiler (C and C++) is of a specific version or 77 # newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before. 78 # 79 # Arguments: 80 # $1: The version string to check against the found version 81 # $2: block to run if the compiler is at least this version (>=) 82 # $3: block to run if the compiler is older than this version (<) 83 AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION], 84 [ 85 REFERENCE_VERSION=$1 86 87 if [ [[ "$REFERENCE_VERSION" =~ (.*\.){3} ]] ]; then 88 AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only three parts (X.Y.Z) is supported]) 89 fi 90 91 if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then 92 AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only parts < 99999 is supported]) 93 fi 94 95 # Version comparison method inspired by http://stackoverflow.com/a/24067243 96 COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$REFERENCE_VERSION"` 97 98 if test $COMPARABLE_ACTUAL_VERSION -ge $COMPARABLE_REFERENCE_VERSION ; then 99 m4_ifval([$2], [$2], [:]) 100 else 101 m4_ifval([$3], [$3], [:]) 102 fi 103 ]) 104 105 106 # Setup a number of variables describing how native output files are 107 # named on this platform/toolchain. 108 AC_DEFUN([TOOLCHAIN_SETUP_FILENAME_PATTERNS], 109 [ 110 # Define filename patterns 111 if test "x$OPENJDK_TARGET_OS" = xwindows; then 112 LIBRARY_PREFIX= 113 SHARED_LIBRARY_SUFFIX='.dll' 114 STATIC_LIBRARY_SUFFIX='.lib' 115 SHARED_LIBRARY='[$]1.dll' 116 STATIC_LIBRARY='[$]1.lib' 117 OBJ_SUFFIX='.obj' 118 EXE_SUFFIX='.exe' 119 else 120 LIBRARY_PREFIX=lib 121 SHARED_LIBRARY_SUFFIX='.so' 122 STATIC_LIBRARY_SUFFIX='.a' 123 SHARED_LIBRARY='lib[$]1.so' 124 STATIC_LIBRARY='lib[$]1.a' 125 OBJ_SUFFIX='.o' 126 EXE_SUFFIX='' 127 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 128 SHARED_LIBRARY='lib[$]1.dylib' 129 SHARED_LIBRARY_SUFFIX='.dylib' 130 fi 131 fi 132 133 AC_SUBST(LIBRARY_PREFIX) 134 AC_SUBST(SHARED_LIBRARY_SUFFIX) 135 AC_SUBST(STATIC_LIBRARY_SUFFIX) 136 AC_SUBST(SHARED_LIBRARY) 137 AC_SUBST(STATIC_LIBRARY) 138 AC_SUBST(OBJ_SUFFIX) 139 AC_SUBST(EXE_SUFFIX) 140 ]) 141 142 # Determine which toolchain type to use, and make sure it is valid for this 143 # platform. Setup various information about the selected toolchain. 144 AC_DEFUN_ONCE([TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE], 145 [ 146 AC_ARG_WITH(toolchain-type, [AS_HELP_STRING([--with-toolchain-type], 147 [the toolchain type (or family) to use, use '--help' to show possible values @<:@platform dependent@:>@])]) 148 149 # Use indirect variable referencing 150 toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS 151 VALID_TOOLCHAINS=${!toolchain_var_name} 152 # First toolchain type in the list is the default 153 DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *} 154 155 if test "x$with_toolchain_type" = xlist; then 156 # List all toolchains 157 AC_MSG_NOTICE([The following toolchains are valid on this platform:]) 158 for toolchain in $VALID_TOOLCHAINS; do 159 toolchain_var_name=TOOLCHAIN_DESCRIPTION_$toolchain 160 TOOLCHAIN_DESCRIPTION=${!toolchain_var_name} 161 $PRINTF " %-10s %s\n" $toolchain "$TOOLCHAIN_DESCRIPTION" 162 done 163 164 exit 0 165 elif test "x$with_toolchain_type" != x; then 166 # User override; check that it is valid 167 if test "x${VALID_TOOLCHAINS/$with_toolchain_type/}" = "x${VALID_TOOLCHAINS}"; then 168 AC_MSG_NOTICE([Toolchain type $with_toolchain_type is not valid on this platform.]) 169 AC_MSG_NOTICE([Valid toolchains: $VALID_TOOLCHAINS.]) 170 AC_MSG_ERROR([Cannot continue.]) 171 fi 172 TOOLCHAIN_TYPE=$with_toolchain_type 173 else 174 # No flag given, use default 175 TOOLCHAIN_TYPE=$DEFAULT_TOOLCHAIN 176 fi 177 AC_SUBST(TOOLCHAIN_TYPE) 178 179 TOOLCHAIN_CC_BINARY_clang="clang" 180 TOOLCHAIN_CC_BINARY_gcc="gcc" 181 TOOLCHAIN_CC_BINARY_microsoft="cl" 182 TOOLCHAIN_CC_BINARY_solstudio="cc" 183 TOOLCHAIN_CC_BINARY_xlc="xlc_r" 184 185 TOOLCHAIN_CXX_BINARY_clang="clang++" 186 TOOLCHAIN_CXX_BINARY_gcc="g++" 187 TOOLCHAIN_CXX_BINARY_microsoft="cl" 188 TOOLCHAIN_CXX_BINARY_solstudio="CC" 189 TOOLCHAIN_CXX_BINARY_xlc="xlC_r" 190 191 # Use indirect variable referencing 192 toolchain_var_name=TOOLCHAIN_DESCRIPTION_$TOOLCHAIN_TYPE 193 TOOLCHAIN_DESCRIPTION=${!toolchain_var_name} 194 toolchain_var_name=TOOLCHAIN_CC_BINARY_$TOOLCHAIN_TYPE 195 TOOLCHAIN_CC_BINARY=${!toolchain_var_name} 196 toolchain_var_name=TOOLCHAIN_CXX_BINARY_$TOOLCHAIN_TYPE 197 TOOLCHAIN_CXX_BINARY=${!toolchain_var_name} 198 199 TOOLCHAIN_SETUP_FILENAME_PATTERNS 200 201 if test "x$TOOLCHAIN_TYPE" = "x$DEFAULT_TOOLCHAIN"; then 202 AC_MSG_NOTICE([Using default toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION)]) 203 else 204 AC_MSG_NOTICE([Using user selected toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION). Default toolchain is $DEFAULT_TOOLCHAIN.]) 205 fi 206 ]) 207 208 # Before we start detecting the toolchain executables, we might need some 209 # special setup, e.g. additional paths etc. 210 AC_DEFUN_ONCE([TOOLCHAIN_PRE_DETECTION], 211 [ 212 # FIXME: Is this needed? 213 AC_LANG(C++) 214 215 # Store the CFLAGS etal passed to the configure script. 216 ORG_CFLAGS="$CFLAGS" 217 ORG_CXXFLAGS="$CXXFLAGS" 218 ORG_OBJCFLAGS="$OBJCFLAGS" 219 220 # On Windows, we need to detect the visual studio installation first. 221 # This will change the PATH, but we need to keep that new PATH even 222 # after toolchain detection is done, since the compiler (on x86) uses 223 # it for DLL resolution in runtime. 224 if test "x$OPENJDK_BUILD_OS" = "xwindows" && test "x$TOOLCHAIN_TYPE" = "xmicrosoft"; then 225 TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV 226 # Reset path to VS_PATH. It will include everything that was on PATH at the time we 227 # ran TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV. 228 PATH="$VS_PATH" 229 # The microsoft toolchain also requires INCLUDE and LIB to be set. 230 export INCLUDE="$VS_INCLUDE" 231 export LIB="$VS_LIB" 232 fi 233 234 # autoconf magic only relies on PATH, so update it if tools dir is specified 235 OLD_PATH="$PATH" 236 237 # Before we locate the compilers, we need to sanitize the Xcode build environment 238 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 239 # determine path to Xcode developer directory 240 # can be empty in which case all the tools will rely on a sane Xcode 4 installation 241 SET_DEVELOPER_DIR= 242 243 if test -n "$XCODE_PATH"; then 244 DEVELOPER_DIR="$XCODE_PATH"/Contents/Developer 245 fi 246 247 # DEVELOPER_DIR could also be provided directly 248 AC_MSG_CHECKING([Determining if we need to set DEVELOPER_DIR]) 249 if test -n "$DEVELOPER_DIR"; then 250 if test ! -d "$DEVELOPER_DIR"; then 251 AC_MSG_ERROR([Xcode Developer path does not exist: $DEVELOPER_DIR, please provide a path to the Xcode 4 application bundle using --with-xcode-path]) 252 fi 253 if test ! -f "$DEVELOPER_DIR"/usr/bin/xcodebuild; then 254 AC_MSG_ERROR([Xcode Developer path is not valid: $DEVELOPER_DIR, it must point to Contents/Developer inside an Xcode application bundle]) 255 fi 256 # make it visible to all the tools immediately 257 export DEVELOPER_DIR 258 SET_DEVELOPER_DIR="export DEVELOPER_DIR := $DEVELOPER_DIR" 259 AC_MSG_RESULT([yes ($DEVELOPER_DIR)]) 260 else 261 AC_MSG_RESULT([no]) 262 fi 263 AC_SUBST(SET_DEVELOPER_DIR) 264 265 AC_PATH_PROG(XCODEBUILD, xcodebuild) 266 if test -z "$XCODEBUILD"; then 267 AC_MSG_ERROR([The xcodebuild tool was not found, the Xcode command line tools are required to build on Mac OS X]) 268 fi 269 270 # Fail-fast: verify we're building on Xcode 4, we cannot build with Xcode 5 or later 271 XCODE_VERSION=`$XCODEBUILD -version | grep '^Xcode ' | sed 's/Xcode //'` 272 XC_VERSION_PARTS=( ${XCODE_VERSION//./ } ) 273 if test ! "${XC_VERSION_PARTS[[0]]}" = "4"; then 274 AC_MSG_ERROR([Xcode 4 is required to build JDK 8, the version found was $XCODE_VERSION. Use --with-xcode-path to specify the location of Xcode 4 or make Xcode 4 active by using xcode-select.]) 275 fi 276 277 # Some versions of Xcode 5 command line tools install gcc and g++ as symlinks to 278 # clang and clang++, which will break the build. So handle that here if we need to. 279 if test -L "/usr/bin/gcc" -o -L "/usr/bin/g++"; then 280 # use xcrun to find the real gcc and add it's directory to PATH 281 # then autoconf magic will find it 282 AC_MSG_NOTICE([Found gcc symlinks to clang in /usr/bin, adding path to real gcc to PATH]) 283 XCODE_BIN_PATH=$(dirname `xcrun -find gcc`) 284 PATH="$XCODE_BIN_PATH":$PATH 285 fi 286 287 # Determine appropriate SDKPATH, don't use SDKROOT as it interferes with the stub tools 288 AC_MSG_CHECKING([Determining Xcode SDK path]) 289 # allow SDKNAME to be set to override the default SDK selection 290 SDKPATH=`"$XCODEBUILD" -sdk ${SDKNAME:-macosx} -version | grep '^Path: ' | sed 's/Path: //'` 291 if test -n "$SDKPATH"; then 292 AC_MSG_RESULT([$SDKPATH]) 293 else 294 AC_MSG_RESULT([(none, will use system headers and frameworks)]) 295 fi 296 AC_SUBST(SDKPATH) 297 298 # Perform a basic sanity test 299 if test ! -f "$SDKPATH/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h"; then 300 AC_MSG_ERROR([Unable to find required framework headers, provide a valid path to Xcode 4 using --with-xcode-path]) 301 fi 302 303 # if SDKPATH is non-empty then we need to add -isysroot and -iframework for gcc and g++ 304 if test -n "$SDKPATH"; then 305 # We need -isysroot <path> and -iframework<path>/System/Library/Frameworks 306 CFLAGS_JDK="${CFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\"" 307 CXXFLAGS_JDK="${CXXFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\"" 308 LDFLAGS_JDK="${LDFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\"" 309 fi 310 311 # These always need to be set, or we can't find the frameworks embedded in JavaVM.framework 312 # setting this here means it doesn't have to be peppered throughout the forest 313 CFLAGS_JDK="$CFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\"" 314 CXXFLAGS_JDK="$CXXFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\"" 315 LDFLAGS_JDK="$LDFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\"" 316 fi 317 318 # For solaris we really need solaris tools, and not the GNU equivalent. 319 # The build tools on Solaris reside in /usr/ccs (C Compilation System), 320 # so add that to path before starting to probe. 321 # FIXME: This was originally only done for AS,NM,GNM,STRIP,MCS,OBJCOPY,OBJDUMP. 322 if test "x$OPENJDK_BUILD_OS" = xsolaris; then 323 PATH="/usr/ccs/bin:$PATH" 324 fi 325 326 # Finally add TOOLCHAIN_PATH at the beginning, to allow --with-tools-dir to 327 # override all other locations. 328 if test "x$TOOLCHAIN_PATH" != x; then 329 PATH=$TOOLCHAIN_PATH:$PATH 330 fi 331 ]) 332 333 # Restore path, etc 334 AC_DEFUN_ONCE([TOOLCHAIN_POST_DETECTION], 335 [ 336 # Restore old path. 337 PATH="$OLD_PATH" 338 339 # Restore the flags to the user specified values. 340 # This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2" 341 CFLAGS="$ORG_CFLAGS" 342 CXXFLAGS="$ORG_CXXFLAGS" 343 OBJCFLAGS="$ORG_OBJCFLAGS" 344 ]) 345 346 # Check if a compiler is of the toolchain type we expect, and save the version 347 # information from it. If the compiler does not match the expected type, 348 # this function will abort using AC_MSG_ERROR. If it matches, the version will 349 # be stored in CC_VERSION_NUMBER/CXX_VERSION_NUMBER (as a dotted number), and 350 # the full version string in CC_VERSION_STRING/CXX_VERSION_STRING. 351 # 352 # $1 = compiler to test (CC or CXX) 353 # $2 = human readable name of compiler (C or C++) 354 AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION], 355 [ 356 COMPILER=[$]$1 357 COMPILER_NAME=$2 358 359 if test "x$TOOLCHAIN_TYPE" = xsolstudio; then 360 # cc -V output typically looks like 361 # cc: Sun C 5.12 Linux_i386 2011/11/16 362 COMPILER_VERSION_OUTPUT=`$COMPILER -V 2>&1` 363 # Check that this is likely to be the Solaris Studio cc. 364 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "^.*: Sun $COMPILER_NAME" > /dev/null 365 if test $? -ne 0; then 366 ALT_VERSION_OUTPUT=`$COMPILER --version 2>&1` 367 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 368 AC_MSG_NOTICE([The result from running with -V was: "$COMPILER_VERSION_OUTPUT"]) 369 AC_MSG_NOTICE([The result from running with --version was: "$ALT_VERSION_OUTPUT"]) 370 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 371 fi 372 # Remove usage instructions (if present), and 373 # collapse compiler output into a single line 374 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \ 375 $SED -e 's/ *@<:@Uu@:>@sage:.*//'` 376 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 377 $SED -e "s/^.*@<:@ ,\t@:>@$COMPILER_NAME@<:@ ,\t@:>@\(@<:@1-9@:>@\.@<:@0-9@:>@@<:@0-9@:>@*\).*/\1/"` 378 elif test "x$TOOLCHAIN_TYPE" = xxlc; then 379 # xlc -qversion output typically looks like 380 # IBM XL C/C++ for AIX, V11.1 (5724-X13) 381 # Version: 11.01.0000.0015 382 COMPILER_VERSION_OUTPUT=`$COMPILER -qversion 2>&1` 383 # Check that this is likely to be the IBM XL C compiler. 384 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "IBM XL C" > /dev/null 385 if test $? -ne 0; then 386 ALT_VERSION_OUTPUT=`$COMPILER --version 2>&1` 387 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 388 AC_MSG_NOTICE([The result from running with -qversion was: "$COMPILER_VERSION_OUTPUT"]) 389 AC_MSG_NOTICE([The result from running with --version was: "$ALT_VERSION_OUTPUT"]) 390 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 391 fi 392 # Collapse compiler output into a single line 393 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT` 394 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 395 $SED -e 's/^.*, V\(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'` 396 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 397 # There is no specific version flag, but all output starts with a version string. 398 # First line typically looks something like: 399 # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for 80x86 400 COMPILER_VERSION_OUTPUT=`$COMPILER 2>&1 | $HEAD -n 1 | $TR -d '\r'` 401 # Check that this is likely to be Microsoft CL.EXE. 402 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Microsoft.*Compiler" > /dev/null 403 if test $? -ne 0; then 404 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 405 AC_MSG_NOTICE([The result from running it was: "$COMPILER_VERSION_OUTPUT"]) 406 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 407 fi 408 # Collapse compiler output into a single line 409 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT` 410 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 411 $SED -e 's/^.*ersion.\(@<:@1-9@:>@@<:@0-9.@:>@*\) .*$/\1/'` 412 elif test "x$TOOLCHAIN_TYPE" = xgcc; then 413 # gcc --version output typically looks like 414 # gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1 415 # Copyright (C) 2013 Free Software Foundation, Inc. 416 # This is free software; see the source for copying conditions. There is NO 417 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 418 COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1` 419 # Check that this is likely to be GCC. 420 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Free Software Foundation" > /dev/null 421 if test $? -ne 0; then 422 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 423 AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION"]) 424 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 425 fi 426 # Remove Copyright and legalese from version string, and 427 # collapse into a single line 428 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \ 429 $SED -e 's/ *Copyright .*//'` 430 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 431 $SED -e 's/^.* \(@<:@1-9@:>@\.@<:@0-9.@:>@*\) .*$/\1/'` 432 elif test "x$TOOLCHAIN_TYPE" = xclang; then 433 # clang --version output typically looks like 434 # Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn) 435 # clang version 3.3 (tags/RELEASE_33/final) 436 # or 437 # Debian clang version 3.2-7ubuntu1 (tags/RELEASE_32/final) (based on LLVM 3.2) 438 # Target: x86_64-pc-linux-gnu 439 # Thread model: posix 440 COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1` 441 # Check that this is likely to be clang 442 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "clang" > /dev/null 443 if test $? -ne 0; then 444 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 445 AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION_OUTPUT"]) 446 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 447 fi 448 # Collapse compiler output into a single line 449 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT` 450 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 451 $SED -e 's/^.*clang version \(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'` 452 453 else 454 AC_MSG_ERROR([Unknown toolchain type $TOOLCHAIN_TYPE.]) 455 fi 456 # This sets CC_VERSION_NUMBER or CXX_VERSION_NUMBER. (This comment is a grep marker) 457 $1_VERSION_NUMBER="$COMPILER_VERSION_NUMBER" 458 # This sets CC_VERSION_STRING or CXX_VERSION_STRING. (This comment is a grep marker) 459 $1_VERSION_STRING="$COMPILER_VERSION_STRING" 460 461 AC_MSG_NOTICE([Using $TOOLCHAIN_TYPE $COMPILER_NAME compiler version $COMPILER_VERSION_NUMBER @<:@$COMPILER_VERSION_STRING@:>@]) 462 ]) 463 464 465 # Try to locate the given C or C++ compiler in the path, or otherwise. 466 # 467 # $1 = compiler to test (CC or CXX) 468 # $2 = human readable name of compiler (C or C++) 469 # $3 = list of compiler names to search for 470 AC_DEFUN([TOOLCHAIN_FIND_COMPILER], 471 [ 472 COMPILER_NAME=$2 473 SEARCH_LIST="$3" 474 475 if test "x[$]$1" != x; then 476 # User has supplied compiler name already, always let that override. 477 AC_MSG_NOTICE([Will use user supplied compiler $1=[$]$1]) 478 if test "x`basename [$]$1`" = "x[$]$1"; then 479 # A command without a complete path is provided, search $PATH. 480 481 AC_PATH_PROGS(POTENTIAL_$1, [$]$1) 482 if test "x$POTENTIAL_$1" != x; then 483 $1=$POTENTIAL_$1 484 else 485 AC_MSG_ERROR([User supplied compiler $1=[$]$1 could not be found]) 486 fi 487 else 488 # Otherwise it might already be a complete path 489 if test ! -x "[$]$1"; then 490 AC_MSG_ERROR([User supplied compiler $1=[$]$1 does not exist]) 491 fi 492 fi 493 else 494 # No user supplied value. Locate compiler ourselves. 495 496 # If we are cross compiling, assume cross compilation tools follows the 497 # cross compilation standard where they are prefixed with the autoconf 498 # standard name for the target. For example the binary 499 # i686-sun-solaris2.10-gcc will cross compile for i686-sun-solaris2.10. 500 # If we are not cross compiling, then the default compiler name will be 501 # used. 502 503 $1= 504 # If TOOLCHAIN_PATH is set, check for all compiler names in there first 505 # before checking the rest of the PATH. 506 # FIXME: Now that we prefix the TOOLS_DIR to the PATH in the PRE_DETECTION 507 # step, this should not be necessary. 508 if test -n "$TOOLCHAIN_PATH"; then 509 PATH_save="$PATH" 510 PATH="$TOOLCHAIN_PATH" 511 AC_PATH_PROGS(TOOLCHAIN_PATH_$1, $SEARCH_LIST) 512 $1=$TOOLCHAIN_PATH_$1 513 PATH="$PATH_save" 514 fi 515 516 # AC_PATH_PROGS can't be run multiple times with the same variable, 517 # so create a new name for this run. 518 if test "x[$]$1" = x; then 519 AC_PATH_PROGS(POTENTIAL_$1, $3) 520 $1=$POTENTIAL_$1 521 fi 522 523 if test "x[$]$1" = x; then 524 HELP_MSG_MISSING_DEPENDENCY([devkit]) 525 AC_MSG_ERROR([Could not find a $COMPILER_NAME compiler. $HELP_MSG]) 526 fi 527 fi 528 529 # Now we have a compiler binary in $1. Make sure it's okay. 530 BASIC_FIXUP_EXECUTABLE($1) 531 TEST_COMPILER="[$]$1" 532 # Don't remove symbolic links on AIX because 'xlc_r' and 'xlC_r' may all be links 533 # to 'xlc' but it is crucial that we invoke the compiler with the right name! 534 if test "x$OPENJDK_BUILD_OS" != xaix; then 535 # FIXME: This test should not be needed anymore; we don't do that for any platform. 536 AC_MSG_CHECKING([resolved symbolic links for $1]) 537 BASIC_REMOVE_SYMBOLIC_LINKS(TEST_COMPILER) 538 AC_MSG_RESULT([$TEST_COMPILER]) 539 fi 540 AC_MSG_CHECKING([if $1 is disguised ccache]) 541 542 COMPILER_BASENAME=`$BASENAME "$TEST_COMPILER"` 543 if test "x$COMPILER_BASENAME" = "xccache"; then 544 AC_MSG_RESULT([yes, trying to find proper $COMPILER_NAME compiler]) 545 # We /usr/lib/ccache in the path, so cc is a symlink to /usr/bin/ccache. 546 # We want to control ccache invocation ourselves, so ignore this cc and try 547 # searching again. 548 549 # Remove the path to the fake ccache cc from the PATH 550 RETRY_COMPILER_SAVED_PATH="$PATH" 551 COMPILER_DIRNAME=`$DIRNAME [$]$1` 552 PATH="`$ECHO $PATH | $SED -e "s,$COMPILER_DIRNAME,,g" -e "s,::,:,g" -e "s,^:,,g"`" 553 554 # Try again looking for our compiler 555 AC_CHECK_TOOLS(PROPER_COMPILER_$1, $3) 556 BASIC_FIXUP_EXECUTABLE(PROPER_COMPILER_$1) 557 PATH="$RETRY_COMPILER_SAVED_PATH" 558 559 AC_MSG_CHECKING([for resolved symbolic links for $1]) 560 BASIC_REMOVE_SYMBOLIC_LINKS(PROPER_COMPILER_$1) 561 AC_MSG_RESULT([$PROPER_COMPILER_$1]) 562 $1="$PROPER_COMPILER_$1" 563 else 564 AC_MSG_RESULT([no, keeping $1]) 565 $1="$TEST_COMPILER" 566 fi 567 568 TOOLCHAIN_EXTRACT_COMPILER_VERSION([$1], [$COMPILER_NAME]) 569 ]) 570 571 # Detect the core components of the toolchain, i.e. the compilers (CC and CXX), 572 # preprocessor (CPP and CXXCPP), the linker (LD), the assembler (AS) and the 573 # archiver (AR). Verify that the compilers are correct according to the 574 # toolchain type. 575 AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_CORE], 576 [ 577 # 578 # Setup the compilers (CC and CXX) 579 # 580 TOOLCHAIN_FIND_COMPILER([CC], [C], $TOOLCHAIN_CC_BINARY) 581 # Now that we have resolved CC ourself, let autoconf have its go at it 582 AC_PROG_CC([$CC]) 583 584 TOOLCHAIN_FIND_COMPILER([CXX], [C++], $TOOLCHAIN_CXX_BINARY) 585 # Now that we have resolved CXX ourself, let autoconf have its go at it 586 AC_PROG_CXX([$CXX]) 587 588 # This is the compiler version number on the form X.Y[.Z] 589 AC_SUBST(CC_VERSION_NUMBER) 590 AC_SUBST(CXX_VERSION_NUMBER) 591 592 TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS 593 594 # 595 # Setup the preprocessor (CPP and CXXCPP) 596 # 597 AC_PROG_CPP 598 BASIC_FIXUP_EXECUTABLE(CPP) 599 AC_PROG_CXXCPP 600 BASIC_FIXUP_EXECUTABLE(CXXCPP) 601 602 # 603 # Setup the linker (LD) 604 # 605 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 606 # In the Microsoft toolchain we have a separate LD command "link". 607 # Make sure we reject /usr/bin/link (as determined in CYGWIN_LINK), which is 608 # a cygwin program for something completely different. 609 AC_CHECK_PROG([LD], [link],[link],,, [$CYGWIN_LINK]) 610 BASIC_FIXUP_EXECUTABLE(LD) 611 # Verify that we indeed succeeded with this trick. 612 AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker]) 613 "$LD" --version > /dev/null 614 if test $? -eq 0 ; then 615 AC_MSG_RESULT([no]) 616 AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.]) 617 else 618 AC_MSG_RESULT([yes]) 619 fi 620 LDCXX="$LD" 621 else 622 # All other toolchains use the compiler to link. 623 LD="$CC" 624 LDCXX="$CXX" 625 fi 626 AC_SUBST(LD) 627 # FIXME: it should be CXXLD, according to standard (cf CXXCPP) 628 AC_SUBST(LDCXX) 629 630 # 631 # Setup the assembler (AS) 632 # 633 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 634 # FIXME: should this really be solaris, or solstudio? 635 BASIC_PATH_PROGS(AS, as) 636 BASIC_FIXUP_EXECUTABLE(AS) 637 else 638 # FIXME: is this correct for microsoft? 639 AS="$CC -c" 640 fi 641 AC_SUBST(AS) 642 643 # 644 # Setup the archiver (AR) 645 # 646 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 647 # The corresponding ar tool is lib.exe (used to create static libraries) 648 AC_CHECK_PROG([AR], [lib],[lib],,,) 649 else 650 BASIC_CHECK_TOOLS(AR, ar) 651 fi 652 BASIC_FIXUP_EXECUTABLE(AR) 653 ]) 654 655 # Setup additional tools that is considered a part of the toolchain, but not the 656 # core part. Many of these are highly platform-specific and do not exist, 657 # and/or are not needed on all platforms. 658 AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA], 659 [ 660 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 661 AC_PROG_OBJC 662 BASIC_FIXUP_EXECUTABLE(OBJC) 663 BASIC_PATH_PROGS(LIPO, lipo) 664 BASIC_FIXUP_EXECUTABLE(LIPO) 665 else 666 OBJC= 667 fi 668 669 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 670 AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt]) 671 BASIC_FIXUP_EXECUTABLE(MT) 672 # Setup the resource compiler (RC) 673 AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc]) 674 BASIC_FIXUP_EXECUTABLE(RC) 675 AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,) 676 BASIC_FIXUP_EXECUTABLE(DUMPBIN) 677 # We need to check for 'msbuild.exe' because at the place where we expect to 678 # find 'msbuild.exe' there's also a directory called 'msbuild' and configure 679 # won't find the 'msbuild.exe' executable in that case (and the 680 # 'ac_executable_extensions' is unusable due to performance reasons). 681 # Notice that we intentionally don't fix up the path to MSBUILD because we 682 # will call it in a DOS shell during freetype detection on Windows (see 683 # 'LIB_SETUP_FREETYPE' in "libraries.m4" 684 AC_CHECK_PROG([MSBUILD], [msbuild.exe], [msbuild.exe],,,) 685 fi 686 687 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 688 BASIC_PATH_PROGS(STRIP, strip) 689 BASIC_FIXUP_EXECUTABLE(STRIP) 690 BASIC_PATH_PROGS(NM, nm) 691 BASIC_FIXUP_EXECUTABLE(NM) 692 BASIC_PATH_PROGS(GNM, gnm) 693 BASIC_FIXUP_EXECUTABLE(GNM) 694 695 BASIC_PATH_PROGS(MCS, mcs) 696 BASIC_FIXUP_EXECUTABLE(MCS) 697 elif test "x$OPENJDK_TARGET_OS" != xwindows; then 698 # FIXME: we should unify this with the solaris case above. 699 BASIC_CHECK_TOOLS(STRIP, strip) 700 BASIC_FIXUP_EXECUTABLE(STRIP) 701 AC_PATH_PROG(OTOOL, otool) 702 if test "x$OTOOL" = "x"; then 703 OTOOL="true" 704 fi 705 BASIC_CHECK_TOOLS(NM, nm) 706 BASIC_FIXUP_EXECUTABLE(NM) 707 GNM="$NM" 708 AC_SUBST(GNM) 709 fi 710 711 # objcopy is used for moving debug symbols to separate files when 712 # full debug symbols are enabled. 713 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then 714 BASIC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy]) 715 # Only call fixup if objcopy was found. 716 if test -n "$OBJCOPY"; then 717 BASIC_FIXUP_EXECUTABLE(OBJCOPY) 718 fi 719 fi 720 721 BASIC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump]) 722 if test "x$OBJDUMP" != x; then 723 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE 724 # bails if argument is missing. 725 BASIC_FIXUP_EXECUTABLE(OBJDUMP) 726 fi 727 ]) 728 729 # Setup the build tools (i.e, the compiler and linker used to build programs 730 # that should be run on the build platform, not the target platform, as a build 731 # helper). Since the non-cross-compile case uses the normal, target compilers 732 # for this, we can only do this after these have been setup. 733 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_BUILD_COMPILERS], 734 [ 735 if test "x$COMPILE_TYPE" = "xcross"; then 736 # Now we need to find a C/C++ compiler that can build executables for the 737 # build platform. We can't use the AC_PROG_CC macro, since it can only be 738 # used once. Also, we need to do this without adding a tools dir to the 739 # path, otherwise we might pick up cross-compilers which don't use standard 740 # naming. 741 742 # FIXME: we should list the discovered compilers as an exclude pattern! 743 # If we do that, we can do this detection before POST_DETECTION, and still 744 # find the build compilers in the tools dir, if needed. 745 BASIC_PATH_PROGS(BUILD_CC, [cl cc gcc]) 746 BASIC_FIXUP_EXECUTABLE(BUILD_CC) 747 BASIC_PATH_PROGS(BUILD_CXX, [cl CC g++]) 748 BASIC_FIXUP_EXECUTABLE(BUILD_CXX) 749 BASIC_PATH_PROGS(BUILD_LD, ld) 750 BASIC_FIXUP_EXECUTABLE(BUILD_LD) 751 else 752 # If we are not cross compiling, use the normal target compilers for 753 # building the build platform executables. 754 BUILD_CC="$CC" 755 BUILD_CXX="$CXX" 756 BUILD_LD="$LD" 757 fi 758 ]) 759 760 # Setup legacy variables that are still needed as alternative ways to refer to 761 # parts of the toolchain. 762 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_LEGACY], 763 [ 764 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 765 # For hotspot, we need these in Windows mixed path, 766 # so rewrite them all. Need added .exe suffix. 767 HOTSPOT_CXX="$CXX.exe" 768 HOTSPOT_LD="$LD.exe" 769 HOTSPOT_MT="$MT.exe" 770 HOTSPOT_RC="$RC.exe" 771 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX) 772 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD) 773 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT) 774 BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC) 775 AC_SUBST(HOTSPOT_MT) 776 AC_SUBST(HOTSPOT_RC) 777 else 778 HOTSPOT_CXX="$CXX" 779 HOTSPOT_LD="$LD" 780 fi 781 AC_SUBST(HOTSPOT_CXX) 782 AC_SUBST(HOTSPOT_LD) 783 784 if test "x$TOOLCHAIN_TYPE" = xclang; then 785 USE_CLANG=true 786 fi 787 AC_SUBST(USE_CLANG) 788 789 # LDEXE is the linker to use, when creating executables. Not really used. 790 # FIXME: These should just be removed! 791 LDEXE="$LD" 792 LDEXECXX="$LDCXX" 793 AC_SUBST(LDEXE) 794 AC_SUBST(LDEXECXX) 795 ]) 796 797 # Do some additional checks on the detected tools. 798 AC_DEFUN_ONCE([TOOLCHAIN_MISC_CHECKS], 799 [ 800 # The package path is used only on macosx? 801 # FIXME: clean this up, and/or move it elsewhere. 802 PACKAGE_PATH=/opt/local 803 AC_SUBST(PACKAGE_PATH) 804 805 # Check for extra potential brokenness. 806 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 807 # On Windows, double-check that we got the right compiler. 808 CC_VERSION_OUTPUT=`$CC 2>&1 | $HEAD -n 1 | $TR -d '\r'` 809 COMPILER_CPU_TEST=`$ECHO $CC_VERSION_OUTPUT | $SED -n "s/^.* \(.*\)$/\1/p"` 810 if test "x$OPENJDK_TARGET_CPU" = "xx86"; then 811 if test "x$COMPILER_CPU_TEST" != "x80x86" -a "x$COMPILER_CPU_TEST" != "xx86"; then 812 AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "80x86" or "x86".]) 813 fi 814 elif test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then 815 if test "x$COMPILER_CPU_TEST" != "xx64"; then 816 AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "x64".]) 817 fi 818 fi 819 fi 820 821 if test "x$TOOLCHAIN_TYPE" = xgcc; then 822 # If this is a --hash-style=gnu system, use --hash-style=both, why? 823 HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'` 824 # This is later checked when setting flags. 825 fi 826 827 # Check for broken SuSE 'ld' for which 'Only anonymous version tag is allowed 828 # in executable.' 829 USING_BROKEN_SUSE_LD=no 830 if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$TOOLCHAIN_TYPE" = xgcc; then 831 AC_MSG_CHECKING([for broken SuSE 'ld' which only understands anonymous version tags in executables]) 832 echo "SUNWprivate_1.1 { local: *; };" > version-script.map 833 echo "int main() { }" > main.c 834 if $CXX -Xlinker -version-script=version-script.map main.c 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD; then 835 AC_MSG_RESULT(no) 836 USING_BROKEN_SUSE_LD=no 837 else 838 AC_MSG_RESULT(yes) 839 USING_BROKEN_SUSE_LD=yes 840 fi 841 rm -rf version-script.map main.c 842 fi 843 AC_SUBST(USING_BROKEN_SUSE_LD) 844 ]) 845 846 # Setup the JTReg Regression Test Harness. 847 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG], 848 [ 849 AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg], 850 [Regression Test Harness @<:@probed@:>@])], 851 [], 852 [with_jtreg=no]) 853 854 if test "x$with_jtreg" = xno; then 855 # jtreg disabled 856 AC_MSG_CHECKING([for jtreg]) 857 AC_MSG_RESULT(no) 858 else 859 if test "x$with_jtreg" != xyes; then 860 # with path specified. 861 JT_HOME="$with_jtreg" 862 fi 863 864 if test "x$JT_HOME" != x; then 865 AC_MSG_CHECKING([for jtreg]) 866 867 # use JT_HOME enviroment var. 868 BASIC_FIXUP_PATH([JT_HOME]) 869 870 # jtreg win32 script works for everybody 871 JTREGEXE="$JT_HOME/bin/jtreg" 872 873 if test ! -f "$JTREGEXE"; then 874 AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE]) 875 fi 876 877 AC_MSG_RESULT($JTREGEXE) 878 else 879 # try to find jtreg on path 880 BASIC_REQUIRE_PROGS(JTREGEXE, jtreg) 881 JT_HOME="`$DIRNAME $JTREGEXE`" 882 fi 883 fi 884 885 AC_SUBST(JT_HOME) 886 AC_SUBST(JTREGEXE) 887 ]) 888