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 # Minimum supported versions, empty means unspecified 54 TOOLCHAIN_MINIMUM_VERSION_clang="3.2" 55 TOOLCHAIN_MINIMUM_VERSION_gcc="4.8" 56 TOOLCHAIN_MINIMUM_VERSION_microsoft="16.00.30319.01" # VS2010 57 TOOLCHAIN_MINIMUM_VERSION_solstudio="5.13" 58 TOOLCHAIN_MINIMUM_VERSION_xlc="" 59 60 # Minimum supported linker versions, empty means unspecified 61 TOOLCHAIN_MINIMUM_LD_VERSION_gcc="2.18" 62 63 # Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called. 64 # Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER. 65 # $1 - optional variable prefix for compiler and version variables (BUILD_) 66 # $2 - optional variable prefix for comparable variable (OPENJDK_BUILD_) 67 AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS], 68 [ 69 if test "x[$]$1CC_VERSION_NUMBER" != "x[$]$1CXX_VERSION_NUMBER"; then 70 AC_MSG_WARN([C and C++ compiler have different version numbers, [$]$1CC_VERSION_NUMBER vs [$]$1CXX_VERSION_NUMBER.]) 71 AC_MSG_WARN([This typically indicates a broken setup, and is not supported]) 72 fi 73 74 # We only check CC_VERSION_NUMBER since we assume CXX_VERSION_NUMBER is equal. 75 if [ [[ "[$]$1CC_VERSION_NUMBER" =~ (.*\.){4} ]] ]; then 76 AC_MSG_WARN([C compiler version number has more than four parts (W.X.Y.Z): [$]$1CC_VERSION_NUMBER. Comparisons might be wrong.]) 77 fi 78 79 if [ [[ "[$]$1CC_VERSION_NUMBER" =~ [0-9]{6} ]] ]; then 80 AC_MSG_WARN([C compiler version number has a part larger than 99999: [$]$1CC_VERSION_NUMBER. Comparisons might be wrong.]) 81 fi 82 83 $2COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "[$]$1CC_VERSION_NUMBER"` 84 ]) 85 86 # Check if the configured compiler (C and C++) is of a specific version or 87 # newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before. 88 # 89 # Arguments: 90 # VERSION: The version string to check against the found version 91 # IF_AT_LEAST: block to run if the compiler is at least this version (>=) 92 # IF_OLDER_THAN: block to run if the compiler is older than this version (<) 93 # PREFIX: Optional variable prefix for compiler to compare version for (OPENJDK_BUILD_) 94 BASIC_DEFUN_NAMED([TOOLCHAIN_CHECK_COMPILER_VERSION], 95 [*VERSION PREFIX IF_AT_LEAST IF_OLDER_THAN], [$@], 96 [ 97 # Need to assign to a variable since m4 is blocked from modifying parts in []. 98 REFERENCE_VERSION=ARG_VERSION 99 100 if [ [[ "$REFERENCE_VERSION" =~ (.*\.){4} ]] ]; then 101 AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only four parts (W.X.Y.Z) is supported]) 102 fi 103 104 if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then 105 AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only parts < 99999 is supported]) 106 fi 107 108 # Version comparison method inspired by http://stackoverflow.com/a/24067243 109 COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "$REFERENCE_VERSION"` 110 111 if test [$]ARG_PREFIX[COMPARABLE_ACTUAL_VERSION] -ge $COMPARABLE_REFERENCE_VERSION ; then 112 : 113 ARG_IF_AT_LEAST 114 else 115 : 116 ARG_IF_OLDER_THAN 117 fi 118 ]) 119 120 # Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called. 121 # Must have LD_VERSION_NUMBER. 122 # $1 - optional variable prefix for compiler and version variables (BUILD_) 123 # $2 - optional variable prefix for comparable variable (OPENJDK_BUILD_) 124 AC_DEFUN([TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS], 125 [ 126 if [ [[ "[$]$1LD_VERSION_NUMBER" =~ (.*\.){4} ]] ]; then 127 AC_MSG_WARN([Linker version number has more than four parts (W.X.Y.Z): [$]$1LD_VERSION_NUMBER. Comparisons might be wrong.]) 128 fi 129 130 if [ [[ "[$]$1LD_VERSION_NUMBER" =~ [0-9]{6} ]] ]; then 131 AC_MSG_WARN([Linker version number has a part larger than 99999: [$]$1LD_VERSION_NUMBER. Comparisons might be wrong.]) 132 fi 133 134 $2COMPARABLE_ACTUAL_LD_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "[$]$1LD_VERSION_NUMBER"` 135 ]) 136 137 # Check if the configured linker is of a specific version or 138 # newer. TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS must have been called before. 139 # 140 # Arguments: 141 # VERSION: The version string to check against the found version 142 # IF_AT_LEAST: block to run if the compiler is at least this version (>=) 143 # IF_OLDER_THAN: block to run if the compiler is older than this version (<) 144 # PREFIX: Optional variable prefix for compiler to compare version for (OPENJDK_BUILD_) 145 BASIC_DEFUN_NAMED([TOOLCHAIN_CHECK_LINKER_VERSION], 146 [*VERSION PREFIX IF_AT_LEAST IF_OLDER_THAN], [$@], 147 [ 148 # Need to assign to a variable since m4 is blocked from modifying parts in []. 149 REFERENCE_VERSION=ARG_VERSION 150 151 if [ [[ "$REFERENCE_VERSION" =~ (.*\.){4} ]] ]; then 152 AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only four parts (W.X.Y.Z) is supported]) 153 fi 154 155 if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then 156 AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only parts < 99999 is supported]) 157 fi 158 159 # Version comparison method inspired by http://stackoverflow.com/a/24067243 160 COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "$REFERENCE_VERSION"` 161 162 if test [$]ARG_PREFIX[COMPARABLE_ACTUAL_LD_VERSION] -ge $COMPARABLE_REFERENCE_VERSION ; then 163 : 164 ARG_IF_AT_LEAST 165 else 166 : 167 ARG_IF_OLDER_THAN 168 fi 169 ]) 170 171 # Setup a number of variables describing how native output files are 172 # named on this platform/toolchain. 173 AC_DEFUN([TOOLCHAIN_SETUP_FILENAME_PATTERNS], 174 [ 175 # Define filename patterns 176 if test "x$OPENJDK_TARGET_OS" = xwindows; then 177 LIBRARY_PREFIX= 178 SHARED_LIBRARY_SUFFIX='.dll' 179 STATIC_LIBRARY_SUFFIX='.lib' 180 SHARED_LIBRARY='[$]1.dll' 181 STATIC_LIBRARY='[$]1.lib' 182 OBJ_SUFFIX='.obj' 183 else 184 LIBRARY_PREFIX=lib 185 SHARED_LIBRARY_SUFFIX='.so' 186 STATIC_LIBRARY_SUFFIX='.a' 187 SHARED_LIBRARY='lib[$]1.so' 188 STATIC_LIBRARY='lib[$]1.a' 189 OBJ_SUFFIX='.o' 190 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 191 # For full static builds, we're overloading the SHARED_LIBRARY 192 # variables in order to limit the amount of changes required. 193 # It would be better to remove SHARED and just use LIBRARY and 194 # LIBRARY_SUFFIX for libraries that can be built either 195 # shared or static and use STATIC_* for libraries that are 196 # always built statically. 197 if test "x$STATIC_BUILD" = xtrue; then 198 SHARED_LIBRARY='lib[$]1.a' 199 SHARED_LIBRARY_SUFFIX='.a' 200 else 201 SHARED_LIBRARY='lib[$]1.dylib' 202 SHARED_LIBRARY_SUFFIX='.dylib' 203 fi 204 fi 205 fi 206 207 AC_SUBST(LIBRARY_PREFIX) 208 AC_SUBST(SHARED_LIBRARY_SUFFIX) 209 AC_SUBST(STATIC_LIBRARY_SUFFIX) 210 AC_SUBST(SHARED_LIBRARY) 211 AC_SUBST(STATIC_LIBRARY) 212 AC_SUBST(OBJ_SUFFIX) 213 ]) 214 215 # Determine which toolchain type to use, and make sure it is valid for this 216 # platform. Setup various information about the selected toolchain. 217 AC_DEFUN_ONCE([TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE], 218 [ 219 AC_ARG_WITH(toolchain-type, [AS_HELP_STRING([--with-toolchain-type], 220 [the toolchain type (or family) to use, use '--help' to show possible values @<:@platform dependent@:>@])]) 221 222 # Use indirect variable referencing 223 toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS 224 VALID_TOOLCHAINS=${!toolchain_var_name} 225 226 if test "x$OPENJDK_TARGET_OS" = xmacosx; then 227 if test -n "$XCODEBUILD"; then 228 # On Mac OS X, default toolchain to clang after Xcode 5 229 XCODE_VERSION_OUTPUT=`"$XCODEBUILD" -version 2>&1 | $HEAD -n 1` 230 $ECHO "$XCODE_VERSION_OUTPUT" | $GREP "Xcode " > /dev/null 231 if test $? -ne 0; then 232 AC_MSG_NOTICE([xcodebuild output: $XCODE_VERSION_OUTPUT]) 233 AC_MSG_ERROR([Failed to determine Xcode version.]) 234 fi 235 XCODE_MAJOR_VERSION=`$ECHO $XCODE_VERSION_OUTPUT | \ 236 $SED -e 's/^Xcode \(@<:@1-9@:>@@<:@0-9.@:>@*\)/\1/' | \ 237 $CUT -f 1 -d .` 238 AC_MSG_NOTICE([Xcode major version: $XCODE_MAJOR_VERSION]) 239 if test $XCODE_MAJOR_VERSION -ge 5; then 240 DEFAULT_TOOLCHAIN="clang" 241 else 242 DEFAULT_TOOLCHAIN="gcc" 243 fi 244 else 245 # If Xcode is not installed, but the command line tools are 246 # then we can't run xcodebuild. On these systems we should 247 # default to clang 248 DEFAULT_TOOLCHAIN="clang" 249 fi 250 else 251 # First toolchain type in the list is the default 252 DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *} 253 fi 254 255 if test "x$with_toolchain_type" = xlist; then 256 # List all toolchains 257 AC_MSG_NOTICE([The following toolchains are valid on this platform:]) 258 for toolchain in $VALID_TOOLCHAINS; do 259 toolchain_var_name=TOOLCHAIN_DESCRIPTION_$toolchain 260 TOOLCHAIN_DESCRIPTION=${!toolchain_var_name} 261 $PRINTF " %-10s %s\n" $toolchain "$TOOLCHAIN_DESCRIPTION" 262 done 263 264 exit 0 265 elif test "x$with_toolchain_type" != x; then 266 # User override; check that it is valid 267 if test "x${VALID_TOOLCHAINS/$with_toolchain_type/}" = "x${VALID_TOOLCHAINS}"; then 268 AC_MSG_NOTICE([Toolchain type $with_toolchain_type is not valid on this platform.]) 269 AC_MSG_NOTICE([Valid toolchains: $VALID_TOOLCHAINS.]) 270 AC_MSG_ERROR([Cannot continue.]) 271 fi 272 TOOLCHAIN_TYPE=$with_toolchain_type 273 else 274 # No flag given, use default 275 TOOLCHAIN_TYPE=$DEFAULT_TOOLCHAIN 276 fi 277 AC_SUBST(TOOLCHAIN_TYPE) 278 279 # on AIX, check for xlclang++ on the PATH and TOOLCHAIN_PATH and use it if it is available 280 if test "x$OPENJDK_TARGET_OS" = xaix; then 281 if test "x$TOOLCHAIN_PATH" != x; then 282 XLC_TEST_PATH=${TOOLCHAIN_PATH}/ 283 fi 284 285 XLCLANG_VERSION_OUTPUT=`${XLC_TEST_PATH}xlclang++ -qversion 2>&1 | $HEAD -n 1` 286 $ECHO "$XLCLANG_VERSION_OUTPUT" | $GREP "IBM XL C/C++ for AIX" > /dev/null 287 if test $? -eq 0; then 288 AC_MSG_NOTICE([xlclang++ output: $XLCLANG_VERSION_OUTPUT]) 289 XLC_USES_CLANG=true 290 fi 291 fi 292 293 TOOLCHAIN_CC_BINARY_clang="clang" 294 TOOLCHAIN_CC_BINARY_gcc="gcc" 295 TOOLCHAIN_CC_BINARY_microsoft="cl$EXE_SUFFIX" 296 TOOLCHAIN_CC_BINARY_solstudio="cc" 297 TOOLCHAIN_CC_BINARY_xlc="xlc_r" 298 299 TOOLCHAIN_CXX_BINARY_clang="clang++" 300 TOOLCHAIN_CXX_BINARY_gcc="g++" 301 TOOLCHAIN_CXX_BINARY_microsoft="cl$EXE_SUFFIX" 302 TOOLCHAIN_CXX_BINARY_solstudio="CC" 303 TOOLCHAIN_CXX_BINARY_xlc="xlC_r" 304 305 if test "x$OPENJDK_TARGET_OS" = xaix; then 306 if test "x$XLC_USES_CLANG" = xtrue; then 307 AC_MSG_NOTICE([xlclang++ detected, using it]) 308 TOOLCHAIN_CC_BINARY_xlc="xlclang" 309 TOOLCHAIN_CXX_BINARY_xlc="xlclang++" 310 fi 311 fi 312 313 # Use indirect variable referencing 314 toolchain_var_name=TOOLCHAIN_DESCRIPTION_$TOOLCHAIN_TYPE 315 TOOLCHAIN_DESCRIPTION=${!toolchain_var_name} 316 toolchain_var_name=TOOLCHAIN_MINIMUM_VERSION_$TOOLCHAIN_TYPE 317 TOOLCHAIN_MINIMUM_VERSION=${!toolchain_var_name} 318 toolchain_var_name=TOOLCHAIN_MINIMUM_LD_VERSION_$TOOLCHAIN_TYPE 319 TOOLCHAIN_MINIMUM_LD_VERSION=${!toolchain_var_name} 320 toolchain_var_name=TOOLCHAIN_CC_BINARY_$TOOLCHAIN_TYPE 321 TOOLCHAIN_CC_BINARY=${!toolchain_var_name} 322 toolchain_var_name=TOOLCHAIN_CXX_BINARY_$TOOLCHAIN_TYPE 323 TOOLCHAIN_CXX_BINARY=${!toolchain_var_name} 324 325 TOOLCHAIN_SETUP_FILENAME_PATTERNS 326 327 if test "x$TOOLCHAIN_TYPE" = "x$DEFAULT_TOOLCHAIN"; then 328 AC_MSG_NOTICE([Using default toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION)]) 329 else 330 AC_MSG_NOTICE([Using user selected toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION). Default toolchain is $DEFAULT_TOOLCHAIN.]) 331 fi 332 ]) 333 334 # Before we start detecting the toolchain executables, we might need some 335 # special setup, e.g. additional paths etc. 336 AC_DEFUN_ONCE([TOOLCHAIN_PRE_DETECTION], 337 [ 338 # FIXME: Is this needed? 339 AC_LANG(C++) 340 341 # Store the CFLAGS etc passed to the configure script. 342 ORG_CFLAGS="$CFLAGS" 343 ORG_CXXFLAGS="$CXXFLAGS" 344 345 # autoconf magic only relies on PATH, so update it if tools dir is specified 346 OLD_PATH="$PATH" 347 348 # On Windows, we need to detect the visual studio installation first. 349 # This will change the PATH, but we need to keep that new PATH even 350 # after toolchain detection is done, since the compiler (on x86) uses 351 # it for DLL resolution in runtime. 352 if test "x$OPENJDK_BUILD_OS" = "xwindows" \ 353 && test "x$TOOLCHAIN_TYPE" = "xmicrosoft"; then 354 TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV 355 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.wsl"; then 356 # Append VS_PATH. In WSL, VS_PATH will not contain the WSL env path needed 357 # for using basic Unix tools, so need to keep the original PATH. 358 BASIC_APPEND_TO_PATH(PATH, $VS_PATH) 359 BASIC_APPEND_TO_PATH(WSLENV, "PATH/l:LIB:INCLUDE") 360 export WSLENV 361 else 362 # Reset path to VS_PATH. It will include everything that was on PATH at the time we 363 # ran TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV. 364 PATH="$VS_PATH" 365 fi 366 # The microsoft toolchain also requires INCLUDE and LIB to be set. 367 export INCLUDE="$VS_INCLUDE" 368 export LIB="$VS_LIB" 369 else 370 if test "x$XCODE_VERSION_OUTPUT" != x; then 371 # For Xcode, we set the Xcode version as TOOLCHAIN_VERSION 372 TOOLCHAIN_VERSION=`$ECHO $XCODE_VERSION_OUTPUT | $CUT -f 2 -d ' '` 373 TOOLCHAIN_DESCRIPTION="$TOOLCHAIN_DESCRIPTION from Xcode $TOOLCHAIN_VERSION" 374 else 375 # Currently we do not define this for other toolchains. This might change as the need arise. 376 TOOLCHAIN_VERSION= 377 fi 378 fi 379 AC_SUBST(TOOLCHAIN_VERSION) 380 381 # Finally add TOOLCHAIN_PATH at the beginning, to allow --with-tools-dir to 382 # override all other locations. 383 if test "x$TOOLCHAIN_PATH" != x; then 384 PATH=$TOOLCHAIN_PATH:$PATH 385 fi 386 ]) 387 388 # Restore path, etc 389 AC_DEFUN_ONCE([TOOLCHAIN_POST_DETECTION], 390 [ 391 # Restore old path, except for the microsoft toolchain, which requires VS_PATH 392 # to remain in place. Otherwise the compiler will not work in some siutations 393 # in later configure checks. 394 if test "x$TOOLCHAIN_TYPE" != "xmicrosoft"; then 395 PATH="$OLD_PATH" 396 fi 397 398 # Restore the flags to the user specified values. 399 # This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2" 400 CFLAGS="$ORG_CFLAGS" 401 CXXFLAGS="$ORG_CXXFLAGS" 402 ]) 403 404 # Check if a compiler is of the toolchain type we expect, and save the version 405 # information from it. If the compiler does not match the expected type, 406 # this function will abort using AC_MSG_ERROR. If it matches, the version will 407 # be stored in CC_VERSION_NUMBER/CXX_VERSION_NUMBER (as a dotted number), and 408 # the full version string in CC_VERSION_STRING/CXX_VERSION_STRING. 409 # 410 # $1 = compiler to test (CC or CXX) 411 # $2 = human readable name of compiler (C or C++) 412 AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION], 413 [ 414 COMPILER=[$]$1 415 COMPILER_NAME=$2 416 417 if test "x$TOOLCHAIN_TYPE" = xsolstudio; then 418 # cc -V output typically looks like 419 # cc: Sun C 5.12 Linux_i386 2011/11/16 420 # or 421 # cc: Studio 12.5 Sun C 5.14 SunOS_sparc 2016/05/31 422 COMPILER_VERSION_OUTPUT=`$COMPILER -V 2>&1` 423 # Check that this is likely to be the Solaris Studio cc. 424 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "^.* Sun $COMPILER_NAME" > /dev/null 425 if test $? -ne 0; then 426 ALT_VERSION_OUTPUT=`$COMPILER --version 2>&1` 427 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 428 AC_MSG_NOTICE([The result from running with -V was: "$COMPILER_VERSION_OUTPUT"]) 429 AC_MSG_NOTICE([The result from running with --version was: "$ALT_VERSION_OUTPUT"]) 430 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 431 fi 432 # Remove usage instructions (if present), and 433 # collapse compiler output into a single line 434 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \ 435 $SED -e 's/ *@<:@Uu@:>@sage:.*//'` 436 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 437 $SED -e "s/^.*@<:@ ,\t@:>@$COMPILER_NAME@<:@ ,\t@:>@\(@<:@1-9@:>@\.@<:@0-9@:>@@<:@0-9@:>@*\).*/\1/"` 438 elif test "x$TOOLCHAIN_TYPE" = xxlc; then 439 # xlc -qversion output typically looks like 440 # IBM XL C/C++ for AIX, V11.1 (5724-X13) 441 # Version: 11.01.0000.0015 442 COMPILER_VERSION_OUTPUT=`$COMPILER -qversion 2>&1` 443 # Check that this is likely to be the IBM XL C compiler. 444 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "IBM XL C" > /dev/null 445 if test $? -ne 0; then 446 ALT_VERSION_OUTPUT=`$COMPILER --version 2>&1` 447 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 448 AC_MSG_NOTICE([The result from running with -qversion was: "$COMPILER_VERSION_OUTPUT"]) 449 AC_MSG_NOTICE([The result from running with --version was: "$ALT_VERSION_OUTPUT"]) 450 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 451 fi 452 # Collapse compiler output into a single line 453 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT` 454 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 455 $SED -e 's/^.*, V\(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'` 456 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 457 # There is no specific version flag, but all output starts with a version string. 458 # First line typically looks something like: 459 # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for 80x86 460 COMPILER_VERSION_OUTPUT=`"$COMPILER" 2>&1 | $GREP -v 'ERROR.*UtilTranslatePathList' | $HEAD -n 1 | $TR -d '\r'` 461 # Check that this is likely to be Microsoft CL.EXE. 462 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Microsoft.*Compiler" > /dev/null 463 if test $? -ne 0; then 464 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 465 AC_MSG_NOTICE([The result from running it was: "$COMPILER_VERSION_OUTPUT"]) 466 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 467 fi 468 # Collapse compiler output into a single line 469 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT` 470 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 471 $SED -e 's/^.*ersion.\(@<:@1-9@:>@@<:@0-9.@:>@*\) .*$/\1/'` 472 elif test "x$TOOLCHAIN_TYPE" = xgcc; then 473 # gcc --version output typically looks like 474 # gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1 475 # Copyright (C) 2013 Free Software Foundation, Inc. 476 # This is free software; see the source for copying conditions. There is NO 477 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 478 COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1` 479 # Check that this is likely to be GCC. 480 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Free Software Foundation" > /dev/null 481 if test $? -ne 0; then 482 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 483 AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION"]) 484 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 485 fi 486 # Remove Copyright and legalese from version string, and 487 # collapse into a single line 488 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \ 489 $SED -e 's/ *Copyright .*//'` 490 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 491 $SED -e 's/^.* \(@<:@1-9@:>@\.@<:@0-9.@:>@*\)@<:@^0-9.@:>@.*$/\1/'` 492 elif test "x$TOOLCHAIN_TYPE" = xclang; then 493 # clang --version output typically looks like 494 # Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn) 495 # clang version 3.3 (tags/RELEASE_33/final) 496 # or 497 # Debian clang version 3.2-7ubuntu1 (tags/RELEASE_32/final) (based on LLVM 3.2) 498 # Target: x86_64-pc-linux-gnu 499 # Thread model: posix 500 COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1` 501 # Check that this is likely to be clang 502 $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "clang" > /dev/null 503 if test $? -ne 0; then 504 AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.]) 505 AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION_OUTPUT"]) 506 AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.]) 507 fi 508 # Collapse compiler output into a single line 509 COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT` 510 COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \ 511 $SED -e 's/^.* version \(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'` 512 else 513 AC_MSG_ERROR([Unknown toolchain type $TOOLCHAIN_TYPE.]) 514 fi 515 # This sets CC_VERSION_NUMBER or CXX_VERSION_NUMBER. (This comment is a grep marker) 516 $1_VERSION_NUMBER="$COMPILER_VERSION_NUMBER" 517 # This sets CC_VERSION_STRING or CXX_VERSION_STRING. (This comment is a grep marker) 518 $1_VERSION_STRING="$COMPILER_VERSION_STRING" 519 520 AC_MSG_NOTICE([Using $TOOLCHAIN_TYPE $COMPILER_NAME compiler version $COMPILER_VERSION_NUMBER @<:@$COMPILER_VERSION_STRING@:>@]) 521 ]) 522 523 # Try to locate the given C or C++ compiler in the path, or otherwise. 524 # 525 # $1 = compiler to test (CC or CXX) 526 # $2 = human readable name of compiler (C or C++) 527 # $3 = compiler name to search for 528 AC_DEFUN([TOOLCHAIN_FIND_COMPILER], 529 [ 530 COMPILER_NAME=$2 531 SEARCH_LIST="$3" 532 533 if test "x[$]$1" != x; then 534 # User has supplied compiler name already, always let that override. 535 AC_MSG_NOTICE([Will use user supplied compiler $1=[$]$1]) 536 if test "x`basename [$]$1`" = "x[$]$1"; then 537 # A command without a complete path is provided, search $PATH. 538 539 AC_PATH_PROGS(POTENTIAL_$1, [$]$1) 540 if test "x$POTENTIAL_$1" != x; then 541 $1=$POTENTIAL_$1 542 else 543 AC_MSG_ERROR([User supplied compiler $1=[$]$1 could not be found]) 544 fi 545 else 546 # Otherwise it might already be a complete path 547 if test ! -x "[$]$1"; then 548 AC_MSG_ERROR([User supplied compiler $1=[$]$1 does not exist]) 549 fi 550 fi 551 else 552 # No user supplied value. Locate compiler ourselves. 553 554 # If we are cross compiling, assume cross compilation tools follows the 555 # cross compilation standard where they are prefixed with the autoconf 556 # standard name for the target. For example the binary 557 # i686-sun-solaris2.10-gcc will cross compile for i686-sun-solaris2.10. 558 # If we are not cross compiling, then the default compiler name will be 559 # used. 560 561 $1= 562 # If TOOLCHAIN_PATH is set, check for all compiler names in there first 563 # before checking the rest of the PATH. 564 # FIXME: Now that we prefix the TOOLS_DIR to the PATH in the PRE_DETECTION 565 # step, this should not be necessary. 566 if test -n "$TOOLCHAIN_PATH"; then 567 PATH_save="$PATH" 568 PATH="$TOOLCHAIN_PATH" 569 AC_PATH_TOOL(TOOLCHAIN_PATH_$1, $SEARCH_LIST) 570 $1=$TOOLCHAIN_PATH_$1 571 PATH="$PATH_save" 572 fi 573 574 # AC_PATH_TOOL can't be run multiple times with the same variable, 575 # so create a new name for this run. 576 if test "x[$]$1" = x; then 577 AC_PATH_TOOL(POTENTIAL_$1, $SEARCH_LIST) 578 $1=$POTENTIAL_$1 579 fi 580 581 if test "x[$]$1" = x; then 582 HELP_MSG_MISSING_DEPENDENCY([devkit]) 583 AC_MSG_ERROR([Could not find a $COMPILER_NAME compiler. $HELP_MSG]) 584 fi 585 fi 586 587 # Now we have a compiler binary in $1. Make sure it's okay. 588 BASIC_FIXUP_EXECUTABLE($1) 589 TEST_COMPILER="[$]$1" 590 591 AC_MSG_CHECKING([resolved symbolic links for $1]) 592 SYMLINK_ORIGINAL="$TEST_COMPILER" 593 BASIC_REMOVE_SYMBOLIC_LINKS(SYMLINK_ORIGINAL) 594 if test "x$TEST_COMPILER" = "x$SYMLINK_ORIGINAL"; then 595 AC_MSG_RESULT([no symlink]) 596 else 597 AC_MSG_RESULT([$SYMLINK_ORIGINAL]) 598 599 # We can't handle ccache by gcc wrappers, since we need to know if we're 600 # using ccache. Instead ccache usage must be controlled by a configure option. 601 COMPILER_BASENAME=`$BASENAME "$SYMLINK_ORIGINAL"` 602 if test "x$COMPILER_BASENAME" = "xccache"; then 603 AC_MSG_NOTICE([Please use --enable-ccache instead of providing a wrapped compiler.]) 604 AC_MSG_ERROR([$TEST_COMPILER is a symbolic link to ccache. This is not supported.]) 605 fi 606 fi 607 608 TOOLCHAIN_EXTRACT_COMPILER_VERSION([$1], [$COMPILER_NAME]) 609 ]) 610 611 # Retrieve the linker version number and store it in LD_VERSION_NUMBER 612 # (as a dotted number), and 613 # the full version string in LD_VERSION_STRING. 614 # 615 # $1 = linker to test (LD or BUILD_LD) 616 # $2 = human readable name of linker (Linker or BuildLinker) 617 AC_DEFUN([TOOLCHAIN_EXTRACT_LD_VERSION], 618 [ 619 LINKER=[$]$1 620 LINKER_NAME="$2" 621 622 if test "x$TOOLCHAIN_TYPE" = xsolstudio; then 623 # cc -Wl,-V output typically looks like 624 # ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.2329 625 626 # solstudio cc requires us to have an existing file to pass as argument, 627 # but it need not be a syntactically correct C file, so just use 628 # ourself. :) The intermediate 'cat' is needed to stop ld from leaving 629 # a lingering a.out (!). 630 LINKER_VERSION_STRING=`$LD -Wl,-V $TOPDIR/configure 2>&1 | $CAT | $HEAD -n 1 | $SED -e 's/ld: //'` 631 # Extract version number 632 [ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \ 633 $SED -e 's/.* \([0-9][0-9]*\.[0-9][0-9]*\)-\([0-9][0-9]*\.[0-9][0-9]*\)/\1.\2/'` ] 634 elif test "x$TOOLCHAIN_TYPE" = xxlc; then 635 LINKER_VERSION_STRING="Unknown" 636 LINKER_VERSION_NUMBER="0.0" 637 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 638 # There is no specific version flag, but all output starts with a version string. 639 # First line typically looks something like: 640 # Microsoft (R) Incremental Linker Version 12.00.31101.0 641 LINKER_VERSION_STRING=`$LD 2>&1 | $HEAD -n 1 | $TR -d '\r'` 642 # Extract version number 643 [ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \ 644 $SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*/\1/'` ] 645 elif test "x$TOOLCHAIN_TYPE" = xgcc; then 646 # gcc -Wl,-version output typically looks like 647 # GNU ld (GNU Binutils for Ubuntu) 2.26.1 648 # Copyright (C) 2015 Free Software Foundation, Inc. 649 # This program is free software; [...] 650 LINKER_VERSION_STRING=`$LD -Wl,-version 2>&1 | $HEAD -n 1` 651 # Extract version number 652 [ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \ 653 $SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*/\1/'` ] 654 elif test "x$TOOLCHAIN_TYPE" = xclang; then 655 # clang -Wl,-v output typically looks like 656 # @(#)PROGRAM:ld PROJECT:ld64-305 657 # configured to support archs: armv6 armv7 armv7s arm64 i386 x86_64 x86_64h armv6m armv7k armv7m armv7em (tvOS) 658 # Library search paths: [...] 659 # or 660 # GNU ld (GNU Binutils for Ubuntu) 2.26.1 661 662 LINKER_VERSION_STRING=`$LD -Wl,-v 2>&1 | $HEAD -n 1` 663 # Check if we're using the GNU ld 664 $ECHO "$LINKER_VERSION_STRING" | $GREP "GNU" > /dev/null 665 if test $? -eq 0; then 666 # Extract version number 667 [ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \ 668 $SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*/\1/'` ] 669 else 670 # Extract version number 671 [ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \ 672 $SED -e 's/.*-\([0-9][0-9]*\)/\1/'` ] 673 fi 674 fi 675 676 $1_VERSION_NUMBER="$LINKER_VERSION_NUMBER" 677 $1_VERSION_STRING="$LINKER_VERSION_STRING" 678 679 AC_MSG_NOTICE([Using $TOOLCHAIN_TYPE $LINKER_NAME version $LINKER_VERSION_NUMBER @<:@$LINKER_VERSION_STRING@:>@]) 680 ]) 681 682 # Detect the core components of the toolchain, i.e. the compilers (CC and CXX), 683 # preprocessor (CPP and CXXCPP), the linker (LD), the assembler (AS) and the 684 # archiver (AR). Verify that the compilers are correct according to the 685 # toolchain type. 686 AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_CORE], 687 [ 688 # 689 # Setup the compilers (CC and CXX) 690 # 691 TOOLCHAIN_FIND_COMPILER([CC], [C], $TOOLCHAIN_CC_BINARY) 692 # Now that we have resolved CC ourself, let autoconf have its go at it 693 AC_PROG_CC([$CC]) 694 695 TOOLCHAIN_FIND_COMPILER([CXX], [C++], $TOOLCHAIN_CXX_BINARY) 696 # Now that we have resolved CXX ourself, let autoconf have its go at it 697 AC_PROG_CXX([$CXX]) 698 699 # This is the compiler version number on the form X.Y[.Z] 700 AC_SUBST(CC_VERSION_NUMBER) 701 AC_SUBST(CXX_VERSION_NUMBER) 702 703 TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS 704 705 if test "x$TOOLCHAIN_MINIMUM_VERSION" != x; then 706 TOOLCHAIN_CHECK_COMPILER_VERSION(VERSION: $TOOLCHAIN_MINIMUM_VERSION, 707 IF_OLDER_THAN: [ 708 AC_MSG_WARN([You are using $TOOLCHAIN_TYPE older than $TOOLCHAIN_MINIMUM_VERSION. This is not a supported configuration.]) 709 ] 710 ) 711 fi 712 713 # 714 # Setup the preprocessor (CPP and CXXCPP) 715 # 716 AC_PROG_CPP 717 BASIC_FIXUP_EXECUTABLE(CPP) 718 AC_PROG_CXXCPP 719 BASIC_FIXUP_EXECUTABLE(CXXCPP) 720 721 # 722 # Setup the linker (LD) 723 # 724 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 725 # In the Microsoft toolchain we have a separate LD command "link". 726 # Make sure we reject /usr/bin/link (as determined in CYGWIN_LINK), which is 727 # a cygwin program for something completely different. 728 AC_CHECK_PROG([LD], [link$EXE_SUFFIX],[link$EXE_SUFFIX],,, [$CYGWIN_LINK]) 729 BASIC_FIXUP_EXECUTABLE(LD) 730 # Verify that we indeed succeeded with this trick. 731 AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker]) 732 "$LD" --version > /dev/null 733 if test $? -eq 0 ; then 734 AC_MSG_RESULT([no]) 735 AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.]) 736 else 737 AC_MSG_RESULT([yes]) 738 fi 739 LDCXX="$LD" 740 # jaotc being a windows program expects the linker to be supplied with exe suffix. 741 LD_JAOTC="$LD$EXE_SUFFIX" 742 else 743 # All other toolchains use the compiler to link. 744 LD="$CC" 745 LDCXX="$CXX" 746 # jaotc expects 'ld' as the linker rather than the compiler. 747 BASIC_CHECK_TOOLS([LD_JAOTC], ld) 748 BASIC_FIXUP_EXECUTABLE(LD_JAOTC) 749 fi 750 AC_SUBST(LD) 751 AC_SUBST(LD_JAOTC) 752 # FIXME: it should be CXXLD, according to standard (cf CXXCPP) 753 AC_SUBST(LDCXX) 754 755 TOOLCHAIN_EXTRACT_LD_VERSION([LD], [linker]) 756 TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS 757 758 if test "x$TOOLCHAIN_MINIMUM_LD_VERSION" != x; then 759 TOOLCHAIN_CHECK_LINKER_VERSION(VERSION: $TOOLCHAIN_MINIMUM_LD_VERSION, 760 IF_OLDER_THAN: [ 761 AC_MSG_WARN([You are using a linker older than $TOOLCHAIN_MINIMUM_LD_VERSION. This is not a supported configuration.]) 762 ] 763 ) 764 fi 765 766 # 767 # Setup the assembler (AS) 768 # 769 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 770 BASIC_PATH_PROGS(AS, as) 771 BASIC_FIXUP_EXECUTABLE(AS) 772 if test "x$AS" = x; then 773 AC_MSG_ERROR([Solaris assembler (as) is required. Please install via "pkg install pkg:/developer/assembler".]) 774 fi 775 else 776 # FIXME: is this correct for microsoft? 777 AS="$CC -c" 778 fi 779 AC_SUBST(AS) 780 781 # 782 # Setup the archiver (AR) 783 # 784 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 785 # The corresponding ar tool is lib.exe (used to create static libraries) 786 AC_CHECK_PROG([AR], [lib$EXE_SUFFIX],[lib$EXE_SUFFIX],,,) 787 elif test "x$TOOLCHAIN_TYPE" = xgcc; then 788 BASIC_CHECK_TOOLS(AR, ar gcc-ar) 789 else 790 BASIC_CHECK_TOOLS(AR, ar) 791 fi 792 BASIC_FIXUP_EXECUTABLE(AR) 793 ]) 794 795 # Setup additional tools that is considered a part of the toolchain, but not the 796 # core part. Many of these are highly platform-specific and do not exist, 797 # and/or are not needed on all platforms. 798 AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA], 799 [ 800 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 801 BASIC_PATH_PROGS(LIPO, lipo) 802 BASIC_FIXUP_EXECUTABLE(LIPO) 803 BASIC_REQUIRE_PROGS(OTOOL, otool) 804 BASIC_FIXUP_EXECUTABLE(OTOOL) 805 BASIC_REQUIRE_PROGS(INSTALL_NAME_TOOL, install_name_tool) 806 BASIC_FIXUP_EXECUTABLE(INSTALL_NAME_TOOL) 807 fi 808 809 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 810 AC_CHECK_PROG([MT], [mt$EXE_SUFFIX], [mt$EXE_SUFFIX],,, [/usr/bin/mt]) 811 BASIC_FIXUP_EXECUTABLE(MT) 812 # Setup the resource compiler (RC) 813 AC_CHECK_PROG([RC], [rc$EXE_SUFFIX], [rc$EXE_SUFFIX],,, [/usr/bin/rc]) 814 BASIC_FIXUP_EXECUTABLE(RC) 815 AC_CHECK_PROG([DUMPBIN], [dumpbin$EXE_SUFFIX], [dumpbin$EXE_SUFFIX],,,) 816 BASIC_FIXUP_EXECUTABLE(DUMPBIN) 817 # We need to check for 'msbuild.exe' because at the place where we expect to 818 # find 'msbuild.exe' there's also a directory called 'msbuild' and configure 819 # won't find the 'msbuild.exe' executable in that case (and the 820 # 'ac_executable_extensions' is unusable due to performance reasons). 821 # Notice that we intentionally don't fix up the path to MSBUILD because we 822 # will call it in a DOS shell during freetype detection on Windows (see 823 # 'LIB_SETUP_FREETYPE' in "libraries.m4" 824 AC_CHECK_PROG([MSBUILD], [msbuild$EXE_SUFFIX], [msbuild$EXE_SUFFIX],,,) 825 fi 826 827 if test "x$OPENJDK_TARGET_OS" = xsolaris; then 828 BASIC_PATH_PROGS(STRIP, strip) 829 BASIC_FIXUP_EXECUTABLE(STRIP) 830 BASIC_PATH_PROGS(NM, nm) 831 BASIC_FIXUP_EXECUTABLE(NM) 832 BASIC_PATH_PROGS(GNM, gnm) 833 BASIC_FIXUP_EXECUTABLE(GNM) 834 elif test "x$OPENJDK_TARGET_OS" != xwindows; then 835 # FIXME: we should unify this with the solaris case above. 836 BASIC_CHECK_TOOLS(STRIP, strip) 837 BASIC_FIXUP_EXECUTABLE(STRIP) 838 if test "x$TOOLCHAIN_TYPE" = xgcc; then 839 BASIC_CHECK_TOOLS(NM, nm gcc-nm) 840 else 841 BASIC_CHECK_TOOLS(NM, nm) 842 fi 843 BASIC_FIXUP_EXECUTABLE(NM) 844 GNM="$NM" 845 AC_SUBST(GNM) 846 fi 847 848 # objcopy is used for moving debug symbols to separate files when 849 # full debug symbols are enabled. 850 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then 851 BASIC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy]) 852 # Only call fixup if objcopy was found. 853 if test -n "$OBJCOPY"; then 854 BASIC_FIXUP_EXECUTABLE(OBJCOPY) 855 if test "x$OPENJDK_BUILD_OS" = xsolaris; then 856 # objcopy prior to 2.21.1 on solaris is broken and is not usable. 857 # Rewrite objcopy version output to VALID_VERSION or BAD_VERSION. 858 # - version number is last blank separate word on first line 859 # - version number formats that have been seen: 860 # - <major>.<minor> 861 # - <major>.<minor>.<micro> 862 OBJCOPY_VERSION=`$OBJCOPY --version | $HEAD -n 1` 863 # The outer [ ] is to prevent m4 from eating the [] in the sed expression. 864 [ OBJCOPY_VERSION_CHECK=`$ECHO $OBJCOPY_VERSION | $SED -n \ 865 -e 's/.* //' \ 866 -e '/^[01]\./b bad' \ 867 -e '/^2\./{' \ 868 -e ' s/^2\.//' \ 869 -e ' /^[0-9]$/b bad' \ 870 -e ' /^[0-9]\./b bad' \ 871 -e ' /^1[0-9]$/b bad' \ 872 -e ' /^1[0-9]\./b bad' \ 873 -e ' /^20\./b bad' \ 874 -e ' /^21\.0$/b bad' \ 875 -e ' /^21\.0\./b bad' \ 876 -e '}' \ 877 -e ':good' \ 878 -e 's/.*/VALID_VERSION/p' \ 879 -e 'q' \ 880 -e ':bad' \ 881 -e 's/.*/BAD_VERSION/p' \ 882 -e 'q'` ] 883 if test "x$OBJCOPY_VERSION_CHECK" = xBAD_VERSION; then 884 OBJCOPY= 885 AC_MSG_WARN([Ignoring found objcopy since it is broken (prior to 2.21.1). No debug symbols will be generated.]) 886 AC_MSG_NOTICE([objcopy reports version $OBJCOPY_VERSION]) 887 AC_MSG_NOTICE([Note: patch 149063-01 or newer contains the correct Solaris 10 SPARC version]) 888 AC_MSG_NOTICE([Note: patch 149064-01 or newer contains the correct Solaris 10 X86 version]) 889 AC_MSG_NOTICE([Note: Solaris 11 Update 1 contains the correct version]) 890 fi 891 fi 892 fi 893 fi 894 895 BASIC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump]) 896 if test "x$OBJDUMP" != x; then 897 # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE 898 # bails if argument is missing. 899 BASIC_FIXUP_EXECUTABLE(OBJDUMP) 900 fi 901 902 case $TOOLCHAIN_TYPE in 903 gcc|clang|solstudio) 904 BASIC_CHECK_TOOLS(CXXFILT, [c++filt]) 905 BASIC_CHECK_NONEMPTY(CXXFILT) 906 BASIC_FIXUP_EXECUTABLE(CXXFILT) 907 ;; 908 esac 909 ]) 910 911 # Setup the build tools (i.e, the compiler and linker used to build programs 912 # that should be run on the build platform, not the target platform, as a build 913 # helper). Since the non-cross-compile case uses the normal, target compilers 914 # for this, we can only do this after these have been setup. 915 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_BUILD_COMPILERS], 916 [ 917 if test "x$COMPILE_TYPE" = "xcross"; then 918 # Now we need to find a C/C++ compiler that can build executables for the 919 # build platform. We can't use the AC_PROG_CC macro, since it can only be 920 # used once. Also, we need to do this without adding a tools dir to the 921 # path, otherwise we might pick up cross-compilers which don't use standard 922 # naming. 923 924 OLDPATH="$PATH" 925 926 AC_ARG_WITH(build-devkit, [AS_HELP_STRING([--with-build-devkit], 927 [Devkit to use for the build platform toolchain])]) 928 if test "x$with_build_devkit" = "xyes"; then 929 AC_MSG_ERROR([--with-build-devkit must have a value]) 930 elif test -n "$with_build_devkit"; then 931 if test ! -d "$with_build_devkit"; then 932 AC_MSG_ERROR([--with-build-devkit points to non existing dir: $with_build_devkit]) 933 else 934 BASIC_FIXUP_PATH([with_build_devkit]) 935 BUILD_DEVKIT_ROOT="$with_build_devkit" 936 # Check for a meta data info file in the root of the devkit 937 if test -f "$BUILD_DEVKIT_ROOT/devkit.info"; then 938 # Process devkit.info so that existing devkit variables are not 939 # modified by this 940 $SED -e "s/^DEVKIT_/BUILD_DEVKIT_/g" \ 941 -e "s/\$DEVKIT_ROOT/\$BUILD_DEVKIT_ROOT/g" \ 942 -e "s/\$host/\$build/g" \ 943 $BUILD_DEVKIT_ROOT/devkit.info \ 944 > $CONFIGURESUPPORT_OUTPUTDIR/build-devkit.info 945 . $CONFIGURESUPPORT_OUTPUTDIR/build-devkit.info 946 # This potentially sets the following: 947 # A descriptive name of the devkit 948 BASIC_EVAL_DEVKIT_VARIABLE([BUILD_DEVKIT_NAME]) 949 # Corresponds to --with-extra-path 950 BASIC_EVAL_DEVKIT_VARIABLE([BUILD_DEVKIT_EXTRA_PATH]) 951 # Corresponds to --with-toolchain-path 952 BASIC_EVAL_DEVKIT_VARIABLE([BUILD_DEVKIT_TOOLCHAIN_PATH]) 953 # Corresponds to --with-sysroot 954 BASIC_EVAL_DEVKIT_VARIABLE([BUILD_DEVKIT_SYSROOT]) 955 # Skip the Window specific parts 956 fi 957 958 AC_MSG_CHECKING([for build platform devkit]) 959 if test "x$BUILD_DEVKIT_NAME" != x; then 960 AC_MSG_RESULT([$BUILD_DEVKIT_NAME in $BUILD_DEVKIT_ROOT]) 961 else 962 AC_MSG_RESULT([$BUILD_DEVKIT_ROOT]) 963 fi 964 965 BUILD_SYSROOT="$BUILD_DEVKIT_SYSROOT" 966 967 # Fallback default of just /bin if DEVKIT_PATH is not defined 968 if test "x$BUILD_DEVKIT_TOOLCHAIN_PATH" = x; then 969 BUILD_DEVKIT_TOOLCHAIN_PATH="$BUILD_DEVKIT_ROOT/bin" 970 fi 971 PATH="$BUILD_DEVKIT_TOOLCHAIN_PATH:$BUILD_DEVKIT_EXTRA_PATH" 972 fi 973 fi 974 975 # FIXME: we should list the discovered compilers as an exclude pattern! 976 # If we do that, we can do this detection before POST_DETECTION, and still 977 # find the build compilers in the tools dir, if needed. 978 BASIC_REQUIRE_PROGS(BUILD_CC, [cl cc gcc]) 979 BASIC_FIXUP_EXECUTABLE(BUILD_CC) 980 BASIC_REQUIRE_PROGS(BUILD_CXX, [cl CC g++]) 981 BASIC_FIXUP_EXECUTABLE(BUILD_CXX) 982 BASIC_PATH_PROGS(BUILD_NM, nm gcc-nm) 983 BASIC_FIXUP_EXECUTABLE(BUILD_NM) 984 BASIC_PATH_PROGS(BUILD_AR, ar gcc-ar) 985 BASIC_FIXUP_EXECUTABLE(BUILD_AR) 986 BASIC_PATH_PROGS(BUILD_OBJCOPY, objcopy) 987 BASIC_FIXUP_EXECUTABLE(BUILD_OBJCOPY) 988 BASIC_PATH_PROGS(BUILD_STRIP, strip) 989 BASIC_FIXUP_EXECUTABLE(BUILD_STRIP) 990 # Assume the C compiler is the assembler 991 BUILD_AS="$BUILD_CC -c" 992 # Just like for the target compiler, use the compiler as linker 993 BUILD_LD="$BUILD_CC" 994 BUILD_LDCXX="$BUILD_CXX" 995 996 PATH="$OLDPATH" 997 998 TOOLCHAIN_EXTRACT_COMPILER_VERSION(BUILD_CC, [BuildC]) 999 TOOLCHAIN_EXTRACT_COMPILER_VERSION(BUILD_CXX, [BuildC++]) 1000 TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS([BUILD_], [OPENJDK_BUILD_]) 1001 TOOLCHAIN_EXTRACT_LD_VERSION(BUILD_LD, [build linker]) 1002 TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS([BUILD_], [OPENJDK_BUILD_]) 1003 else 1004 # If we are not cross compiling, use the normal target compilers for 1005 # building the build platform executables. 1006 BUILD_CC="$CC" 1007 BUILD_CXX="$CXX" 1008 BUILD_LD="$LD" 1009 BUILD_LDCXX="$LDCXX" 1010 BUILD_NM="$NM" 1011 BUILD_AS="$AS" 1012 BUILD_OBJCOPY="$OBJCOPY" 1013 BUILD_STRIP="$STRIP" 1014 BUILD_AR="$AR" 1015 1016 TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS([], [OPENJDK_BUILD_]) 1017 TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS([BUILD_], [OPENJDK_BUILD_]) 1018 fi 1019 1020 AC_SUBST(BUILD_CC) 1021 AC_SUBST(BUILD_CXX) 1022 AC_SUBST(BUILD_LD) 1023 AC_SUBST(BUILD_LDCXX) 1024 AC_SUBST(BUILD_NM) 1025 AC_SUBST(BUILD_AS) 1026 AC_SUBST(BUILD_AR) 1027 ]) 1028 1029 # Do some additional checks on the detected tools. 1030 AC_DEFUN_ONCE([TOOLCHAIN_MISC_CHECKS], 1031 [ 1032 # Check for extra potential brokenness. 1033 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 1034 # On Windows, double-check that we got the right compiler. 1035 CC_VERSION_OUTPUT=`$CC 2>&1 | $GREP -v 'ERROR.*UtilTranslatePathList' | $HEAD -n 1 | $TR -d '\r'` 1036 COMPILER_CPU_TEST=`$ECHO $CC_VERSION_OUTPUT | $SED -n "s/^.* \(.*\)$/\1/p"` 1037 if test "x$OPENJDK_TARGET_CPU" = "xx86"; then 1038 if test "x$COMPILER_CPU_TEST" != "x80x86" -a "x$COMPILER_CPU_TEST" != "xx86"; then 1039 AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "80x86" or "x86".]) 1040 fi 1041 elif test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then 1042 if test "x$COMPILER_CPU_TEST" != "xx64"; then 1043 AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "x64".]) 1044 fi 1045 fi 1046 fi 1047 1048 if test "x$TOOLCHAIN_TYPE" = xgcc; then 1049 # If this is a --hash-style=gnu system, use --hash-style=both, why? 1050 HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'` 1051 # This is later checked when setting flags. 1052 fi 1053 1054 if test "x$TOOLCHAIN_TYPE" = xgcc || test "x$TOOLCHAIN_TYPE" = xclang; then 1055 # Check if linker has -z noexecstack. 1056 HAS_NOEXECSTACK=`$CC -Wl,--help 2>/dev/null | $GREP 'z noexecstack'` 1057 # This is later checked when setting flags. 1058 fi 1059 1060 # Setup hotspot lecagy names for toolchains 1061 HOTSPOT_TOOLCHAIN_TYPE=$TOOLCHAIN_TYPE 1062 if test "x$TOOLCHAIN_TYPE" = xclang; then 1063 HOTSPOT_TOOLCHAIN_TYPE=gcc 1064 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then 1065 HOTSPOT_TOOLCHAIN_TYPE=visCPP 1066 fi 1067 AC_SUBST(HOTSPOT_TOOLCHAIN_TYPE) 1068 ]) 1069 1070 # Setup the JTReg Regression Test Harness. 1071 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG], 1072 [ 1073 AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg], 1074 [Regression Test Harness @<:@probed@:>@])]) 1075 1076 if test "x$with_jtreg" = xno; then 1077 # jtreg disabled 1078 AC_MSG_CHECKING([for jtreg test harness]) 1079 AC_MSG_RESULT([no, disabled]) 1080 elif test "x$with_jtreg" != xyes && test "x$with_jtreg" != x; then 1081 # An explicit path is specified, use it. 1082 JT_HOME="$with_jtreg" 1083 BASIC_FIXUP_PATH([JT_HOME]) 1084 if test ! -d "$JT_HOME"; then 1085 AC_MSG_ERROR([jtreg home directory from --with-jtreg=$with_jtreg does not exist]) 1086 fi 1087 1088 if test ! -e "$JT_HOME/lib/jtreg.jar"; then 1089 AC_MSG_ERROR([jtreg home directory from --with-jtreg=$with_jtreg is not a valid jtreg home]) 1090 fi 1091 1092 JTREGEXE="$JT_HOME/bin/jtreg" 1093 if test ! -x "$JTREGEXE"; then 1094 AC_MSG_ERROR([jtreg home directory from --with-jtreg=$with_jtreg does not contain valid jtreg executable]) 1095 fi 1096 1097 AC_MSG_CHECKING([for jtreg test harness]) 1098 AC_MSG_RESULT([$JT_HOME]) 1099 else 1100 # Try to locate jtreg 1101 if test "x$JT_HOME" != x; then 1102 # JT_HOME set in environment, use it 1103 if test ! -d "$JT_HOME"; then 1104 AC_MSG_WARN([Ignoring JT_HOME pointing to invalid directory: $JT_HOME]) 1105 JT_HOME= 1106 else 1107 if test ! -e "$JT_HOME/lib/jtreg.jar"; then 1108 AC_MSG_WARN([Ignoring JT_HOME which is not a valid jtreg home: $JT_HOME]) 1109 JT_HOME= 1110 elif test ! -x "$JT_HOME/bin/jtreg"; then 1111 AC_MSG_WARN([Ignoring JT_HOME which does not contain valid jtreg executable: $JT_HOME]) 1112 JT_HOME= 1113 else 1114 JTREGEXE="$JT_HOME/bin/jtreg" 1115 AC_MSG_NOTICE([Located jtreg using JT_HOME from environment]) 1116 fi 1117 fi 1118 fi 1119 1120 if test "x$JT_HOME" = x; then 1121 # JT_HOME is not set in environment, or was deemed invalid. 1122 # Try to find jtreg on path 1123 BASIC_PATH_PROGS(JTREGEXE, jtreg) 1124 if test "x$JTREGEXE" != x; then 1125 # That's good, now try to derive JT_HOME 1126 JT_HOME=`(cd $($DIRNAME $JTREGEXE)/.. && pwd)` 1127 if test ! -e "$JT_HOME/lib/jtreg.jar"; then 1128 AC_MSG_WARN([Ignoring jtreg from path since a valid jtreg home cannot be found]) 1129 JT_HOME= 1130 JTREGEXE= 1131 else 1132 AC_MSG_NOTICE([Located jtreg using jtreg executable in path]) 1133 fi 1134 fi 1135 fi 1136 1137 AC_MSG_CHECKING([for jtreg test harness]) 1138 if test "x$JT_HOME" != x; then 1139 AC_MSG_RESULT([$JT_HOME]) 1140 else 1141 AC_MSG_RESULT([no, not found]) 1142 1143 if test "x$with_jtreg" = xyes; then 1144 AC_MSG_ERROR([--with-jtreg was specified, but no jtreg found.]) 1145 fi 1146 fi 1147 fi 1148 1149 BASIC_FIXUP_EXECUTABLE(JTREGEXE) 1150 BASIC_FIXUP_PATH(JT_HOME) 1151 AC_SUBST(JT_HOME) 1152 AC_SUBST(JTREGEXE) 1153 ]) 1154 1155 # Setup the JIB dependency resolver 1156 AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JIB], 1157 [ 1158 AC_ARG_WITH(jib, [AS_HELP_STRING([--with-jib], 1159 [Jib dependency management tool @<:@not used@:>@])]) 1160 1161 if test "x$with_jib" = xno || test "x$with_jib" = x; then 1162 # jib disabled 1163 AC_MSG_CHECKING([for jib]) 1164 AC_MSG_RESULT(no) 1165 elif test "x$with_jib" = xyes; then 1166 AC_MSG_ERROR([Must supply a value to --with-jib]) 1167 else 1168 JIB_HOME="${with_jib}" 1169 AC_MSG_CHECKING([for jib]) 1170 AC_MSG_RESULT(${JIB_HOME}) 1171 if test ! -d "${JIB_HOME}"; then 1172 AC_MSG_ERROR([--with-jib must be a directory]) 1173 fi 1174 JIB_JAR=$(ls ${JIB_HOME}/lib/jib-*.jar) 1175 if test ! -f "${JIB_JAR}"; then 1176 AC_MSG_ERROR([Could not find jib jar file in ${JIB_HOME}]) 1177 fi 1178 fi 1179 1180 AC_SUBST(JIB_HOME) 1181 ])