erikj@459: #
dbuck@2172: # Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
erikj@459: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
erikj@459: #
erikj@459: # This code is free software; you can redistribute it and/or modify it
erikj@459: # under the terms of the GNU General Public License version 2 only, as
erikj@459: # published by the Free Software Foundation.  Oracle designates this
erikj@459: # particular file as subject to the "Classpath" exception as provided
erikj@459: # by Oracle in the LICENSE file that accompanied this code.
erikj@459: #
erikj@459: # This code is distributed in the hope that it will be useful, but WITHOUT
erikj@459: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
erikj@459: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
erikj@459: # version 2 for more details (a copy is included in the LICENSE file that
erikj@459: # accompanied this code).
erikj@459: #
erikj@459: # You should have received a copy of the GNU General Public License version
erikj@459: # 2 along with this work; if not, write to the Free Software Foundation,
erikj@459: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
erikj@459: #
erikj@459: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
erikj@459: # or visit www.oracle.com if you need additional information or have any
erikj@459: # questions.
erikj@459: #
erikj@459: 
kevinw@2206: ########################################################################
kevinw@2206: # This file is responsible for detecting, verifying and setting up the 
kevinw@2206: # toolchain, i.e. the compiler, linker and related utilities. It will setup 
kevinw@2206: # proper paths to the binaries, but it will not setup any flags.
kevinw@2206: #
kevinw@2206: # The binaries used is determined by the toolchain type, which is the family of 
kevinw@2206: # compilers and related tools that are used.
kevinw@2206: ########################################################################
kevinw@2206: 
kevinw@2206: 
kevinw@2206: # All valid toolchains, regardless of platform (used by help.m4)
kevinw@2206: VALID_TOOLCHAINS_all="gcc clang solstudio xlc microsoft"
kevinw@2206: 
kevinw@2206: # These toolchains are valid on different platforms
kevinw@2206: VALID_TOOLCHAINS_linux="gcc clang"
kevinw@2206: VALID_TOOLCHAINS_solaris="solstudio"
kevinw@2206: VALID_TOOLCHAINS_macosx="gcc clang"
kevinw@2206: VALID_TOOLCHAINS_aix="xlc"
kevinw@2206: VALID_TOOLCHAINS_windows="microsoft"
kevinw@2206: 
kevinw@2206: # Toolchain descriptions
kevinw@2206: TOOLCHAIN_DESCRIPTION_clang="clang/LLVM"
kevinw@2206: TOOLCHAIN_DESCRIPTION_gcc="GNU Compiler Collection"
kevinw@2206: TOOLCHAIN_DESCRIPTION_microsoft="Microsoft Visual Studio"
kevinw@2206: TOOLCHAIN_DESCRIPTION_solstudio="Oracle Solaris Studio"
kevinw@2206: TOOLCHAIN_DESCRIPTION_xlc="IBM XL C/C++"
kevinw@2206: 
andrew@1862: # Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called.
andrew@1862: # Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER.
kevinw@2206: # $1 - optional variable prefix for compiler and version variables (BUILD_)
kevinw@2206: # $2 - optional variable prefix for comparable variable (OPENJDK_BUILD_)
andrew@1862: AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS],
andrew@1862: [
aph@2306:   if test "x$CC_VERSION_NUMBER" != "x$CXX_VERSION_NUMBER"; then
aph@2306:     AC_MSG_WARN([C and C++ compiler has different version numbers, $CC_VERSION_NUMBER vs $CXX_VERSION_NUMBER.])
andrew@1862:     AC_MSG_WARN([This typically indicates a broken setup, and is not supported])
andrew@1862:   fi
andrew@1862: 
aph@2306:   # We only check CC_VERSION_NUMBER since we assume CXX_VERSION_NUMBER is equal.
aph@2306:   if [ [[ "$CC_VERSION_NUMBER" =~ (.*\.){3} ]] ]; then
andrew@1862:     AC_MSG_WARN([C compiler version number has more than three parts (X.Y.Z): $CC_VERSION. Comparisons might be wrong.])
andrew@1862:   fi
andrew@1862: 
aph@2306:   if [ [[  "$CC_VERSION_NUMBER" =~ [0-9]{6} ]] ]; then
andrew@1862:     AC_MSG_WARN([C compiler version number has a part larger than 99999: $CC_VERSION. Comparisons might be wrong.])
andrew@1862:   fi
andrew@1862: 
aph@2306:   $2COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$CC_VERSION_NUMBER"`
andrew@1862: ])
andrew@1862: 
andrew@1862: # Check if the configured compiler (C and C++) is of a specific version or
andrew@1862: # newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before.
andrew@1862: #
andrew@1862: # Arguments:
andrew@1862: #   $1:   The version string to check against the found version
andrew@1862: #   $2:   block to run if the compiler is at least this version (>=)
andrew@1862: #   $3:   block to run if the compiler is older than this version (<)
andrew@1862: AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION],
andrew@1862: [
andrew@1862:   REFERENCE_VERSION=$1
andrew@1862: 
andrew@1862:   if [ [[ "$REFERENCE_VERSION" =~ (.*\.){3} ]] ]; then
andrew@1862:     AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only three parts (X.Y.Z) is supported])
andrew@1862:   fi
andrew@1862: 
andrew@1862:   if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then
andrew@1862:     AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only parts < 99999 is supported])
andrew@1862:   fi
andrew@1862: 
andrew@1862:   # Version comparison method inspired by http://stackoverflow.com/a/24067243
andrew@1862:   COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$REFERENCE_VERSION"`
andrew@1862: 
andrew@1862:   if test $COMPARABLE_ACTUAL_VERSION -ge $COMPARABLE_REFERENCE_VERSION ; then
andrew@1862:     m4_ifval([$2], [$2], [:])
andrew@1862:   else
andrew@1862:     m4_ifval([$3], [$3], [:])
andrew@1862:   fi
andrew@1862: ])
andrew@1862: 
kevinw@2206: 
kevinw@2206: # Setup a number of variables describing how native output files are
kevinw@2206: # named on this platform/toolchain.
kevinw@2206: AC_DEFUN([TOOLCHAIN_SETUP_FILENAME_PATTERNS],
erikj@459: [
kevinw@2206:   # Define filename patterns
kevinw@2206:   if test "x$OPENJDK_TARGET_OS" = xwindows; then
kevinw@2206:     LIBRARY_PREFIX=
kevinw@2206:     SHARED_LIBRARY_SUFFIX='.dll'
kevinw@2206:     STATIC_LIBRARY_SUFFIX='.lib'
kevinw@2206:     SHARED_LIBRARY='[$]1.dll'
kevinw@2206:     STATIC_LIBRARY='[$]1.lib'
kevinw@2206:     OBJ_SUFFIX='.obj'
kevinw@2206:     EXE_SUFFIX='.exe'
kevinw@2206:   else
kevinw@2206:     LIBRARY_PREFIX=lib
kevinw@2206:     SHARED_LIBRARY_SUFFIX='.so'
kevinw@2206:     STATIC_LIBRARY_SUFFIX='.a'
kevinw@2206:     SHARED_LIBRARY='lib[$]1.so'
kevinw@2206:     STATIC_LIBRARY='lib[$]1.a'
kevinw@2206:     OBJ_SUFFIX='.o'
kevinw@2206:     EXE_SUFFIX=''
kevinw@2206:     if test "x$OPENJDK_TARGET_OS" = xmacosx; then
kevinw@2206:       SHARED_LIBRARY='lib[$]1.dylib'
kevinw@2206:       SHARED_LIBRARY_SUFFIX='.dylib'
kevinw@2206:     fi
kevinw@2206:   fi
erikj@459: 
kevinw@2206:   AC_SUBST(LIBRARY_PREFIX)
kevinw@2206:   AC_SUBST(SHARED_LIBRARY_SUFFIX)
kevinw@2206:   AC_SUBST(STATIC_LIBRARY_SUFFIX)
kevinw@2206:   AC_SUBST(SHARED_LIBRARY)
kevinw@2206:   AC_SUBST(STATIC_LIBRARY)
kevinw@2206:   AC_SUBST(OBJ_SUFFIX)
kevinw@2206:   AC_SUBST(EXE_SUFFIX)  
erikj@459: ])
erikj@459: 
kevinw@2206: # Determine which toolchain type to use, and make sure it is valid for this
kevinw@2206: # platform. Setup various information about the selected toolchain.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE],
kevinw@2206: [
kevinw@2206:   AC_ARG_WITH(toolchain-type, [AS_HELP_STRING([--with-toolchain-type],
kevinw@2206:       [the toolchain type (or family) to use, use '--help' to show possible values @<:@platform dependent@:>@])])
ohair@494: 
kevinw@2206:   # Use indirect variable referencing
kevinw@2206:   toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS
kevinw@2206:   VALID_TOOLCHAINS=${!toolchain_var_name}
kevinw@2206:   # First toolchain type in the list is the default
kevinw@2206:   DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
erikj@459: 
kevinw@2206:   if test "x$with_toolchain_type" = xlist; then
kevinw@2206:     # List all toolchains
kevinw@2206:     AC_MSG_NOTICE([The following toolchains are valid on this platform:])
kevinw@2206:     for toolchain in $VALID_TOOLCHAINS; do
kevinw@2206:       toolchain_var_name=TOOLCHAIN_DESCRIPTION_$toolchain
kevinw@2206:       TOOLCHAIN_DESCRIPTION=${!toolchain_var_name}
kevinw@2206:       $PRINTF "  %-10s  %s\n" $toolchain "$TOOLCHAIN_DESCRIPTION"
kevinw@2206:     done
kevinw@2206:     
kevinw@2206:     exit 0
kevinw@2206:   elif test "x$with_toolchain_type" != x; then
kevinw@2206:     # User override; check that it is valid
kevinw@2206:     if test "x${VALID_TOOLCHAINS/$with_toolchain_type/}" = "x${VALID_TOOLCHAINS}"; then
kevinw@2206:       AC_MSG_NOTICE([Toolchain type $with_toolchain_type is not valid on this platform.])
kevinw@2206:       AC_MSG_NOTICE([Valid toolchains: $VALID_TOOLCHAINS.])
kevinw@2206:       AC_MSG_ERROR([Cannot continue.])
kevinw@2206:     fi
kevinw@2206:     TOOLCHAIN_TYPE=$with_toolchain_type
kevinw@2206:   else
kevinw@2206:     # No flag given, use default
kevinw@2206:     TOOLCHAIN_TYPE=$DEFAULT_TOOLCHAIN
kevinw@2206:   fi
kevinw@2206:   AC_SUBST(TOOLCHAIN_TYPE)
kevinw@2206: 
kevinw@2206:   TOOLCHAIN_CC_BINARY_clang="clang"
kevinw@2206:   TOOLCHAIN_CC_BINARY_gcc="gcc"
kevinw@2206:   TOOLCHAIN_CC_BINARY_microsoft="cl"
kevinw@2206:   TOOLCHAIN_CC_BINARY_solstudio="cc"
kevinw@2206:   TOOLCHAIN_CC_BINARY_xlc="xlc_r"
kevinw@2206: 
kevinw@2206:   TOOLCHAIN_CXX_BINARY_clang="clang++"
kevinw@2206:   TOOLCHAIN_CXX_BINARY_gcc="g++"
kevinw@2206:   TOOLCHAIN_CXX_BINARY_microsoft="cl"
kevinw@2206:   TOOLCHAIN_CXX_BINARY_solstudio="CC"
kevinw@2206:   TOOLCHAIN_CXX_BINARY_xlc="xlC_r"
kevinw@2206: 
kevinw@2206:   # Use indirect variable referencing
kevinw@2206:   toolchain_var_name=TOOLCHAIN_DESCRIPTION_$TOOLCHAIN_TYPE
kevinw@2206:   TOOLCHAIN_DESCRIPTION=${!toolchain_var_name}
kevinw@2206:   toolchain_var_name=TOOLCHAIN_CC_BINARY_$TOOLCHAIN_TYPE
kevinw@2206:   TOOLCHAIN_CC_BINARY=${!toolchain_var_name}
kevinw@2206:   toolchain_var_name=TOOLCHAIN_CXX_BINARY_$TOOLCHAIN_TYPE
kevinw@2206:   TOOLCHAIN_CXX_BINARY=${!toolchain_var_name}
kevinw@2206: 
kevinw@2206:   TOOLCHAIN_SETUP_FILENAME_PATTERNS
kevinw@2206: 
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = "x$DEFAULT_TOOLCHAIN"; then
kevinw@2206:     AC_MSG_NOTICE([Using default toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION)])
kevinw@2206:   else
kevinw@2206:     AC_MSG_NOTICE([Using user selected toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION). Default toolchain is $DEFAULT_TOOLCHAIN.])
kevinw@2206:   fi 
erikj@459: ])
erikj@459: 
kevinw@2206: # Before we start detecting the toolchain executables, we might need some 
kevinw@2206: # special setup, e.g. additional paths etc.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_PRE_DETECTION],
erikj@459: [
kevinw@2206:   # FIXME: Is this needed?
kevinw@2206:   AC_LANG(C++)
erikj@459: 
ihse@839:   # Store the CFLAGS etal passed to the configure script.
ihse@839:   ORG_CFLAGS="$CFLAGS"
ihse@839:   ORG_CXXFLAGS="$CXXFLAGS"
ihse@839:   ORG_OBJCFLAGS="$OBJCFLAGS"
erikj@459: 
kevinw@2224:   # autoconf magic only relies on PATH, so update it if tools dir is specified
kevinw@2224:   OLD_PATH="$PATH"
kevinw@2224: 
kevinw@2207:   # On Windows, we need to detect the visual studio installation first.
kevinw@2207:   # This will change the PATH, but we need to keep that new PATH even 
kevinw@2207:   # after toolchain detection is done, since the compiler (on x86) uses
kevinw@2207:   # it for DLL resolution in runtime.
kevinw@2224:   if test "x$OPENJDK_BUILD_OS" = "xwindows" \
kevinw@2224:       && test "x$TOOLCHAIN_TYPE" = "xmicrosoft"; then
kevinw@2207:     TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV
kevinw@2208:     # Reset path to VS_PATH. It will include everything that was on PATH at the time we
kevinw@2208:     # ran TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV.
kevinw@2208:     PATH="$VS_PATH"
kevinw@2208:     # The microsoft toolchain also requires INCLUDE and LIB to be set.
kevinw@2208:     export INCLUDE="$VS_INCLUDE"
kevinw@2208:     export LIB="$VS_LIB"
kevinw@2207:   fi
kevinw@2207: 
ddehaven@1304:   # Before we locate the compilers, we need to sanitize the Xcode build environment
ddehaven@1304:   if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
ddehaven@1304:     # determine path to Xcode developer directory
ddehaven@1304:     # can be empty in which case all the tools will rely on a sane Xcode 4 installation
ddehaven@1304:     SET_DEVELOPER_DIR=
ddehaven@1304: 
ddehaven@1304:     if test -n "$XCODE_PATH"; then
ddehaven@1304:       DEVELOPER_DIR="$XCODE_PATH"/Contents/Developer
ddehaven@1304:     fi
ddehaven@1304: 
ddehaven@1304:     # DEVELOPER_DIR could also be provided directly
ddehaven@1304:     AC_MSG_CHECKING([Determining if we need to set DEVELOPER_DIR])
ddehaven@1304:     if test -n "$DEVELOPER_DIR"; then
ddehaven@1304:       if test ! -d "$DEVELOPER_DIR"; then
ddehaven@1304:         AC_MSG_ERROR([Xcode Developer path does not exist: $DEVELOPER_DIR, please provide a path to the Xcode 4 application bundle using --with-xcode-path])
ddehaven@1304:       fi
ddehaven@1304:       if test ! -f "$DEVELOPER_DIR"/usr/bin/xcodebuild; then
ddehaven@1304:         AC_MSG_ERROR([Xcode Developer path is not valid: $DEVELOPER_DIR, it must point to Contents/Developer inside an Xcode application bundle])
ddehaven@1304:       fi
ddehaven@1304:       # make it visible to all the tools immediately
ddehaven@1304:       export DEVELOPER_DIR
ddehaven@1304:       SET_DEVELOPER_DIR="export DEVELOPER_DIR := $DEVELOPER_DIR"
ddehaven@1304:       AC_MSG_RESULT([yes ($DEVELOPER_DIR)])
ddehaven@1304:     else
ddehaven@1304:       AC_MSG_RESULT([no])
ddehaven@1304:     fi
ddehaven@1304:     AC_SUBST(SET_DEVELOPER_DIR)
ddehaven@1304: 
ddehaven@1304:     AC_PATH_PROG(XCODEBUILD, xcodebuild)
ddehaven@1304:     if test -z "$XCODEBUILD"; then
ddehaven@1304:       AC_MSG_ERROR([The xcodebuild tool was not found, the Xcode command line tools are required to build on Mac OS X])
ddehaven@1304:     fi
ddehaven@1304: 
ddehaven@1304:     # Fail-fast: verify we're building on Xcode 4, we cannot build with Xcode 5 or later
ddehaven@1304:     XCODE_VERSION=`$XCODEBUILD -version | grep '^Xcode ' | sed 's/Xcode //'`
ddehaven@1304:     XC_VERSION_PARTS=( ${XCODE_VERSION//./ } )
ddehaven@1304:     if test ! "${XC_VERSION_PARTS[[0]]}" = "4"; then
ddehaven@1304:       AC_MSG_ERROR([Xcode 4 is required to build JDK 8, the version found was $XCODE_VERSION. Use --with-xcode-path to specify the location of Xcode 4 or make Xcode 4 active by using xcode-select.])
ddehaven@1304:     fi
ddehaven@1304: 
ddehaven@1304:     # Some versions of Xcode 5 command line tools install gcc and g++ as symlinks to
ddehaven@1304:     # clang and clang++, which will break the build. So handle that here if we need to.
ddehaven@1304:     if test -L "/usr/bin/gcc" -o -L "/usr/bin/g++"; then
ddehaven@1304:       # use xcrun to find the real gcc and add it's directory to PATH
ddehaven@1304:       # then autoconf magic will find it
ddehaven@1304:       AC_MSG_NOTICE([Found gcc symlinks to clang in /usr/bin, adding path to real gcc to PATH])
ddehaven@1304:       XCODE_BIN_PATH=$(dirname `xcrun -find gcc`)
ddehaven@1304:       PATH="$XCODE_BIN_PATH":$PATH
ddehaven@1304:     fi
ddehaven@1304: 
ddehaven@1304:     # Determine appropriate SDKPATH, don't use SDKROOT as it interferes with the stub tools
ddehaven@1304:     AC_MSG_CHECKING([Determining Xcode SDK path])
ddehaven@1304:     # allow SDKNAME to be set to override the default SDK selection
ddehaven@1304:     SDKPATH=`"$XCODEBUILD" -sdk ${SDKNAME:-macosx} -version | grep '^Path: ' | sed 's/Path: //'`
ddehaven@1304:     if test -n "$SDKPATH"; then
ddehaven@1304:       AC_MSG_RESULT([$SDKPATH])
ddehaven@1304:     else
ddehaven@1304:       AC_MSG_RESULT([(none, will use system headers and frameworks)])
ddehaven@1304:     fi
ddehaven@1304:     AC_SUBST(SDKPATH)
ddehaven@1304: 
ddehaven@1304:     # Perform a basic sanity test
ddehaven@1304:     if test ! -f "$SDKPATH/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h"; then
ddehaven@1304:       AC_MSG_ERROR([Unable to find required framework headers, provide a valid path to Xcode 4 using --with-xcode-path])
ddehaven@1304:     fi
ddehaven@1304: 
ddehaven@1304:     # if SDKPATH is non-empty then we need to add -isysroot and -iframework for gcc and g++
ddehaven@1304:     if test -n "$SDKPATH"; then
ddehaven@1304:       # We need -isysroot <path> and -iframework<path>/System/Library/Frameworks
ddehaven@1304:       CFLAGS_JDK="${CFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\""
ddehaven@1304:       CXXFLAGS_JDK="${CXXFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\""
ddehaven@1304:       LDFLAGS_JDK="${LDFLAGS_JDK} -isysroot \"$SDKPATH\" -iframework\"$SDKPATH/System/Library/Frameworks\""
ddehaven@1304:     fi
ddehaven@1304:     
ddehaven@1304:     # These always need to be set, or we can't find the frameworks embedded in JavaVM.framework
ddehaven@1304:     # setting this here means it doesn't have to be peppered throughout the forest
ddehaven@1304:     CFLAGS_JDK="$CFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\""
ddehaven@1304:     CXXFLAGS_JDK="$CXXFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\""
ddehaven@1304:     LDFLAGS_JDK="$LDFLAGS_JDK -F\"$SDKPATH/System/Library/Frameworks/JavaVM.framework/Frameworks\""
ddehaven@1304:   fi
ohair@494: 
kevinw@2206:   # For solaris we really need solaris tools, and not the GNU equivalent.
kevinw@2206:   # The build tools on Solaris reside in /usr/ccs (C Compilation System),
kevinw@2206:   # so add that to path before starting to probe.
kevinw@2206:   # FIXME: This was originally only done for AS,NM,GNM,STRIP,MCS,OBJCOPY,OBJDUMP.
kevinw@2206:   if test "x$OPENJDK_BUILD_OS" = xsolaris; then
kevinw@2206:     PATH="/usr/ccs/bin:$PATH"
ihse@839:   fi
erikj@459: 
kevinw@2215:   # Finally add TOOLCHAIN_PATH at the beginning, to allow --with-tools-dir to 
kevinw@2206:   # override all other locations.
kevinw@2215:   if test "x$TOOLCHAIN_PATH" != x; then
kevinw@2215:     PATH=$TOOLCHAIN_PATH:$PATH
kevinw@2206:   fi
kevinw@2206: ])
andrew@1862: 
kevinw@2206: # Restore path, etc
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_POST_DETECTION],
kevinw@2206: [
aivanov@2227:   # Restore old path, except for the microsoft toolchain, which requires VS_PATH
aivanov@2227:   # to remain in place. Otherwise the compiler will not work in some situations
aivanov@2227:   # in later configure checks.
aivanov@2227:   if test "x$TOOLCHAIN_TYPE" != "xmicrosoft"; then
aivanov@2227:     PATH="$OLD_PATH"
aivanov@2227:   fi
erikj@459: 
ihse@839:   # Restore the flags to the user specified values.
ihse@839:   # This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2"
ihse@839:   CFLAGS="$ORG_CFLAGS"
ihse@839:   CXXFLAGS="$ORG_CXXFLAGS"
ihse@839:   OBJCFLAGS="$ORG_OBJCFLAGS"
kevinw@2206: ])
erikj@459: 
kevinw@2206: # Check if a compiler is of the toolchain type we expect, and save the version
kevinw@2206: # information from it. If the compiler does not match the expected type,
kevinw@2206: # this function will abort using AC_MSG_ERROR. If it matches, the version will
kevinw@2206: # be stored in CC_VERSION_NUMBER/CXX_VERSION_NUMBER (as a dotted number), and
kevinw@2206: # the full version string in CC_VERSION_STRING/CXX_VERSION_STRING.
kevinw@2206: #
kevinw@2206: # $1 = compiler to test (CC or CXX)
kevinw@2206: # $2 = human readable name of compiler (C or C++)
kevinw@2206: AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION],
kevinw@2206: [
kevinw@2206:   COMPILER=[$]$1
kevinw@2206:   COMPILER_NAME=$2
erikj@459: 
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = xsolstudio; then
kevinw@2206:     # cc -V output typically looks like
kevinw@2206:     #     cc: Sun C 5.12 Linux_i386 2011/11/16
kevinw@2206:     COMPILER_VERSION_OUTPUT=`$COMPILER -V 2>&1`
kevinw@2206:     # Check that this is likely to be the Solaris Studio cc.
kevinw@2206:     $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "^.*: Sun $COMPILER_NAME" > /dev/null
kevinw@2206:     if test $? -ne 0; then
kevinw@2206:       ALT_VERSION_OUTPUT=`$COMPILER --version 2>&1`
kevinw@2206:       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
kevinw@2206:       AC_MSG_NOTICE([The result from running with -V was: "$COMPILER_VERSION_OUTPUT"])
kevinw@2206:       AC_MSG_NOTICE([The result from running with --version was: "$ALT_VERSION_OUTPUT"])
kevinw@2206:       AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
kevinw@2206:     fi
kevinw@2206:     # Remove usage instructions (if present), and
kevinw@2206:     # collapse compiler output into a single line
kevinw@2206:     COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \
kevinw@2206:         $SED -e 's/ *@<:@Uu@:>@sage:.*//'`
kevinw@2206:     COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
kevinw@2206:         $SED -e "s/^.*@<:@ ,\t@:>@$COMPILER_NAME@<:@ ,\t@:>@\(@<:@1-9@:>@\.@<:@0-9@:>@@<:@0-9@:>@*\).*/\1/"`
kevinw@2206:   elif test  "x$TOOLCHAIN_TYPE" = xxlc; then
kevinw@2206:     # xlc -qversion output typically looks like
kevinw@2206:     #     IBM XL C/C++ for AIX, V11.1 (5724-X13)
kevinw@2206:     #     Version: 11.01.0000.0015
kevinw@2206:     COMPILER_VERSION_OUTPUT=`$COMPILER -qversion 2>&1`
kevinw@2206:     # Check that this is likely to be the IBM XL C compiler.
kevinw@2206:     $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "IBM XL C" > /dev/null
kevinw@2206:     if test $? -ne 0; then
kevinw@2206:       ALT_VERSION_OUTPUT=`$COMPILER --version 2>&1`
kevinw@2206:       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
kevinw@2206:       AC_MSG_NOTICE([The result from running with -qversion was: "$COMPILER_VERSION_OUTPUT"])
kevinw@2206:       AC_MSG_NOTICE([The result from running with --version was: "$ALT_VERSION_OUTPUT"])
kevinw@2206:       AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
kevinw@2206:     fi
kevinw@2206:     # Collapse compiler output into a single line
kevinw@2206:     COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT`
kevinw@2206:     COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
kevinw@2206:         $SED -e 's/^.*, V\(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'`
kevinw@2206:   elif test  "x$TOOLCHAIN_TYPE" = xmicrosoft; then
kevinw@2206:     # There is no specific version flag, but all output starts with a version string.
kevinw@2206:     # First line typically looks something like:
kevinw@2206:     # Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for 80x86
kevinw@2206:     COMPILER_VERSION_OUTPUT=`$COMPILER 2>&1 | $HEAD -n 1 | $TR -d '\r'`
kevinw@2206:     # Check that this is likely to be Microsoft CL.EXE.
kevinw@2206:     $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Microsoft.*Compiler" > /dev/null
kevinw@2206:     if test $? -ne 0; then
kevinw@2206:       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
kevinw@2206:       AC_MSG_NOTICE([The result from running it was: "$COMPILER_VERSION_OUTPUT"])
kevinw@2206:       AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
kevinw@2206:     fi
kevinw@2206:     # Collapse compiler output into a single line
kevinw@2206:     COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT`
kevinw@2206:     COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
kevinw@2206:         $SED -e 's/^.*ersion.\(@<:@1-9@:>@@<:@0-9.@:>@*\) .*$/\1/'`
kevinw@2206:   elif test  "x$TOOLCHAIN_TYPE" = xgcc; then
kevinw@2206:     # gcc --version output typically looks like
kevinw@2206:     #     gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
kevinw@2206:     #     Copyright (C) 2013 Free Software Foundation, Inc.
kevinw@2206:     #     This is free software; see the source for copying conditions.  There is NO
kevinw@2206:     #     warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
kevinw@2206:     COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1`
kevinw@2206:     # Check that this is likely to be GCC.
kevinw@2206:     $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Free Software Foundation" > /dev/null
kevinw@2206:     if test $? -ne 0; then
kevinw@2206:       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
kevinw@2206:       AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION"])
kevinw@2206:       AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
kevinw@2206:     fi
kevinw@2206:     # Remove Copyright and legalese from version string, and
kevinw@2206:     # collapse into a single line
kevinw@2206:     COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \
kevinw@2206:         $SED -e 's/ *Copyright .*//'`
kevinw@2206:     COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
sgehwolf@2517:         $SED -e 's/^.* \(@<:@1-9@:>@@<:@0-9@:>@*\.@<:@0-9.@:>@*\) .*$/\1/'`
kevinw@2206:   elif test  "x$TOOLCHAIN_TYPE" = xclang; then
kevinw@2206:     # clang --version output typically looks like
kevinw@2206:     #    Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn)
kevinw@2206:     #    clang version 3.3 (tags/RELEASE_33/final)
kevinw@2206:     # or
kevinw@2206:     #    Debian clang version 3.2-7ubuntu1 (tags/RELEASE_32/final) (based on LLVM 3.2)
kevinw@2206:     #    Target: x86_64-pc-linux-gnu
kevinw@2206:     #    Thread model: posix
kevinw@2206:     COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1`
kevinw@2206:     # Check that this is likely to be clang
kevinw@2206:     $ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "clang" > /dev/null
kevinw@2206:     if test $? -ne 0; then
kevinw@2206:       AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
kevinw@2206:       AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION_OUTPUT"])
kevinw@2206:       AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
kevinw@2206:     fi
kevinw@2206:     # Collapse compiler output into a single line
kevinw@2206:     COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT`
kevinw@2206:     COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
kevinw@2206:         $SED -e 's/^.*clang version \(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'`
kevinw@2206: 
kevinw@2206:   else
kevinw@2206:       AC_MSG_ERROR([Unknown toolchain type $TOOLCHAIN_TYPE.])
ihse@839:   fi
kevinw@2206:   # This sets CC_VERSION_NUMBER or CXX_VERSION_NUMBER. (This comment is a grep marker)
kevinw@2206:   $1_VERSION_NUMBER="$COMPILER_VERSION_NUMBER"
kevinw@2206:   # This sets CC_VERSION_STRING or CXX_VERSION_STRING. (This comment is a grep marker)
kevinw@2206:   $1_VERSION_STRING="$COMPILER_VERSION_STRING"
kevinw@2206: 
kevinw@2206:   AC_MSG_NOTICE([Using $TOOLCHAIN_TYPE $COMPILER_NAME compiler version $COMPILER_VERSION_NUMBER @<:@$COMPILER_VERSION_STRING@:>@])
kevinw@2206: ])
kevinw@2206: 
kevinw@2206: 
kevinw@2206: # Try to locate the given C or C++ compiler in the path, or otherwise.
kevinw@2206: #
kevinw@2206: # $1 = compiler to test (CC or CXX)
kevinw@2206: # $2 = human readable name of compiler (C or C++)
kevinw@2206: # $3 = list of compiler names to search for
kevinw@2206: AC_DEFUN([TOOLCHAIN_FIND_COMPILER],
kevinw@2206: [
kevinw@2206:   COMPILER_NAME=$2
kevinw@2206:   SEARCH_LIST="$3"
kevinw@2206: 
kevinw@2206:   if test "x[$]$1" != x; then
kevinw@2206:     # User has supplied compiler name already, always let that override.
kevinw@2206:     AC_MSG_NOTICE([Will use user supplied compiler $1=[$]$1])
kevinw@2206:     if test "x`basename [$]$1`" = "x[$]$1"; then
kevinw@2206:       # A command without a complete path is provided, search $PATH.
kevinw@2206:       
kevinw@2206:       AC_PATH_PROGS(POTENTIAL_$1, [$]$1)
kevinw@2206:       if test "x$POTENTIAL_$1" != x; then
kevinw@2206:         $1=$POTENTIAL_$1
kevinw@2206:       else
kevinw@2206:         AC_MSG_ERROR([User supplied compiler $1=[$]$1 could not be found])
kevinw@2206:       fi
kevinw@2206:     else
kevinw@2206:       # Otherwise it might already be a complete path
kevinw@2206:       if test ! -x "[$]$1"; then
kevinw@2206:         AC_MSG_ERROR([User supplied compiler $1=[$]$1 does not exist])
kevinw@2206:       fi
kevinw@2206:     fi
ihse@839:   else
kevinw@2206:     # No user supplied value. Locate compiler ourselves.
kevinw@2206: 
kevinw@2206:     # If we are cross compiling, assume cross compilation tools follows the
kevinw@2206:     # cross compilation standard where they are prefixed with the autoconf
kevinw@2206:     # standard name for the target. For example the binary
kevinw@2206:     # i686-sun-solaris2.10-gcc will cross compile for i686-sun-solaris2.10.
kevinw@2206:     # If we are not cross compiling, then the default compiler name will be
kevinw@2206:     # used.
kevinw@2206: 
kevinw@2206:     $1=
kevinw@2215:     # If TOOLCHAIN_PATH is set, check for all compiler names in there first
kevinw@2206:     # before checking the rest of the PATH.
kevinw@2206:     # FIXME: Now that we prefix the TOOLS_DIR to the PATH in the PRE_DETECTION
kevinw@2206:     # step, this should not be necessary.
kevinw@2215:     if test -n "$TOOLCHAIN_PATH"; then
kevinw@2206:       PATH_save="$PATH"
kevinw@2215:       PATH="$TOOLCHAIN_PATH"
kevinw@2215:       AC_PATH_PROGS(TOOLCHAIN_PATH_$1, $SEARCH_LIST)
kevinw@2215:       $1=$TOOLCHAIN_PATH_$1
kevinw@2206:       PATH="$PATH_save"
kevinw@2206:     fi
kevinw@2206: 
kevinw@2206:     # AC_PATH_PROGS can't be run multiple times with the same variable,
kevinw@2206:     # so create a new name for this run.
kevinw@2206:     if test "x[$]$1" = x; then
kevinw@2206:       AC_PATH_PROGS(POTENTIAL_$1, $3)
kevinw@2206:       $1=$POTENTIAL_$1
kevinw@2206:     fi
kevinw@2206: 
kevinw@2206:     if test "x[$]$1" = x; then
kevinw@2206:       HELP_MSG_MISSING_DEPENDENCY([devkit])
kevinw@2206:       AC_MSG_ERROR([Could not find a $COMPILER_NAME compiler. $HELP_MSG])
kevinw@2206:     fi
ihse@839:   fi
erikj@459: 
kevinw@2206:   # Now we have a compiler binary in $1. Make sure it's okay.
kevinw@2206:   BASIC_FIXUP_EXECUTABLE($1)
kevinw@2206:   TEST_COMPILER="[$]$1"
ohair@494: 
sgehwolf@2230:   AC_MSG_CHECKING([resolved symbolic links for $1])
sgehwolf@2230:   SYMLINK_ORIGINAL="$TEST_COMPILER"
sgehwolf@2230:   BASIC_REMOVE_SYMBOLIC_LINKS(SYMLINK_ORIGINAL)
sgehwolf@2230:   if test "x$TEST_COMPILER" = "x$SYMLINK_ORIGINAL"; then
sgehwolf@2230:     AC_MSG_RESULT([no symlink])
sgehwolf@2230:   else
sgehwolf@2230:     AC_MSG_RESULT([$SYMLINK_ORIGINAL])
sgehwolf@2230:     AC_MSG_CHECKING([if $1 is disguised ccache])
sgehwolf@2230:     COMPILER_BASENAME=`$BASENAME "$SYMLINK_ORIGINAL"`
sgehwolf@2230:     if test "x$COMPILER_BASENAME" = "xccache"; then
sgehwolf@2230:       AC_MSG_RESULT([yes, trying to find proper $COMPILER_NAME compiler])
sgehwolf@2230:       # We /usr/lib/ccache in the path, so cc is a symlink to /usr/bin/ccache.
sgehwolf@2230:       # We want to control ccache invocation ourselves, so ignore this cc and try
sgehwolf@2230:       # searching again.
kevinw@2206: 
sgehwolf@2230:       # Remove the path to the fake ccache cc from the PATH
sgehwolf@2230:       RETRY_COMPILER_SAVED_PATH="$PATH"
sgehwolf@2230:       COMPILER_DIRNAME=`$DIRNAME [$]$1`
sgehwolf@2230:       PATH="`$ECHO $PATH | $SED -e "s,$COMPILER_DIRNAME,,g" -e "s,::,:,g" -e "s,^:,,g"`"
sgehwolf@2230:       # Try again looking for our compiler
sgehwolf@2230:       AC_CHECK_TOOLS(PROPER_COMPILER_$1, $3)
sgehwolf@2230:       BASIC_FIXUP_EXECUTABLE(PROPER_COMPILER_$1)
sgehwolf@2230:       PATH="$RETRY_COMPILER_SAVED_PATH"
kevinw@2206: 
sgehwolf@2230:       AC_MSG_CHECKING([for resolved symbolic links for $1])
sgehwolf@2230:       BASIC_REMOVE_SYMBOLIC_LINKS(PROPER_COMPILER_$1)
sgehwolf@2230:       AC_MSG_RESULT([$PROPER_COMPILER_$1])
sgehwolf@2230:       $1="$PROPER_COMPILER_$1"
sgehwolf@2230:     else
sgehwolf@2230:       AC_MSG_RESULT([no, keeping $1])
sgehwolf@2230:     fi
kevinw@2206:   fi
kevinw@2206: 
kevinw@2206:   TOOLCHAIN_EXTRACT_COMPILER_VERSION([$1], [$COMPILER_NAME])
kevinw@2206: ])
kevinw@2206: 
kevinw@2206: # Detect the core components of the toolchain, i.e. the compilers (CC and CXX),
kevinw@2206: # preprocessor (CPP and CXXCPP), the linker (LD), the assembler (AS) and the
kevinw@2206: # archiver (AR). Verify that the compilers are correct according to the
kevinw@2206: # toolchain type.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_CORE],
kevinw@2206: [
kevinw@2206:   #
kevinw@2206:   # Setup the compilers (CC and CXX)
kevinw@2206:   #
kevinw@2206:   TOOLCHAIN_FIND_COMPILER([CC], [C], $TOOLCHAIN_CC_BINARY)
kevinw@2206:   # Now that we have resolved CC ourself, let autoconf have its go at it
kevinw@2206:   AC_PROG_CC([$CC])
kevinw@2206: 
kevinw@2206:   TOOLCHAIN_FIND_COMPILER([CXX], [C++], $TOOLCHAIN_CXX_BINARY)
kevinw@2206:   # Now that we have resolved CXX ourself, let autoconf have its go at it
kevinw@2206:   AC_PROG_CXX([$CXX])
kevinw@2206: 
kevinw@2206:   # This is the compiler version number on the form X.Y[.Z]
kevinw@2206:   AC_SUBST(CC_VERSION_NUMBER)
kevinw@2206:   AC_SUBST(CXX_VERSION_NUMBER)
kevinw@2206: 
kevinw@2206:   TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS
kevinw@2206: 
kevinw@2206:   #
kevinw@2206:   # Setup the preprocessor (CPP and CXXCPP)
kevinw@2206:   #
kevinw@2206:   AC_PROG_CPP
kevinw@2206:   BASIC_FIXUP_EXECUTABLE(CPP)
kevinw@2206:   AC_PROG_CXXCPP
kevinw@2206:   BASIC_FIXUP_EXECUTABLE(CXXCPP)
kevinw@2206: 
kevinw@2206:   #
kevinw@2206:   # Setup the linker (LD)
kevinw@2206:   #
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
kevinw@2206:     # In the Microsoft toolchain we have a separate LD command "link".
kevinw@2206:     # Make sure we reject /usr/bin/link (as determined in CYGWIN_LINK), which is
kevinw@2206:     # a cygwin program for something completely different.
kevinw@2206:     AC_CHECK_PROG([LD], [link],[link],,, [$CYGWIN_LINK])
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(LD)
kevinw@2206:     # Verify that we indeed succeeded with this trick.
ohair@478:     AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker])
kevinw@2206:     "$LD" --version > /dev/null
ohair@478:     if test $? -eq 0 ; then
ohair@478:       AC_MSG_RESULT([no])
ohair@478:       AC_MSG_ERROR([This is the Cygwin link tool. Please check your PATH and rerun configure.])
ohair@478:     else
ohair@478:       AC_MSG_RESULT([yes])
ohair@478:     fi
kevinw@2206:     LDCXX="$LD"
kevinw@2206:   else
kevinw@2206:     # All other toolchains use the compiler to link.
kevinw@2206:     LD="$CC"
kevinw@2206:     LDCXX="$CXX"
kevinw@2206:   fi
kevinw@2206:   AC_SUBST(LD)
kevinw@2206:   # FIXME: it should be CXXLD, according to standard (cf CXXCPP)
kevinw@2206:   AC_SUBST(LDCXX)
erikj@459: 
ihse@839:   #
kevinw@2206:   # Setup the assembler (AS)
kevinw@2206:   #
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
kevinw@2206:     # FIXME: should this really be solaris, or solstudio?
kevinw@2204:     BASIC_PATH_PROGS(AS, as)
ohair@494:     BASIC_FIXUP_EXECUTABLE(AS)
ihse@839:   else
kevinw@2206:     # FIXME: is this correct for microsoft?
erikj@459:     AS="$CC -c"
ihse@839:   fi
ihse@839:   AC_SUBST(AS)
erikj@459: 
kevinw@2206:   #
kevinw@2206:   # Setup the archiver (AR)
kevinw@2206:   #
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
kevinw@2206:     # The corresponding ar tool is lib.exe (used to create static libraries)
kevinw@2206:     AC_CHECK_PROG([AR], [lib],[lib],,,)
kevinw@2206:   else
kevinw@2206:     BASIC_CHECK_TOOLS(AR, ar)
kevinw@2206:   fi
kevinw@2206:   BASIC_FIXUP_EXECUTABLE(AR)
kevinw@2206: ])
kevinw@2206: 
kevinw@2206: # Setup additional tools that is considered a part of the toolchain, but not the
kevinw@2206: # core part. Many of these are highly platform-specific and do not exist,
kevinw@2206: # and/or are not needed on all platforms.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA],
kevinw@2206: [
kevinw@2206:   if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
kevinw@2206:     AC_PROG_OBJC
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(OBJC)
kevinw@2206:     BASIC_PATH_PROGS(LIPO, lipo)
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(LIPO)
kevinw@2206:   else
kevinw@2206:     OBJC=
kevinw@2206:   fi
kevinw@2206: 
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
kevinw@2206:     AC_CHECK_PROG([MT], [mt], [mt],,, [/usr/bin/mt])
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(MT)
kevinw@2206:     # Setup the resource compiler (RC)
kevinw@2206:     AC_CHECK_PROG([RC], [rc], [rc],,, [/usr/bin/rc])
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(RC)
kevinw@2206:     AC_CHECK_PROG([DUMPBIN], [dumpbin], [dumpbin],,,)
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(DUMPBIN)
kevinw@2220:     # We need to check for 'msbuild.exe' because at the place where we expect to
kevinw@2220:     # find 'msbuild.exe' there's also a directory called 'msbuild' and configure
kevinw@2220:     # won't find the 'msbuild.exe' executable in that case (and the
kevinw@2220:     # 'ac_executable_extensions' is unusable due to performance reasons).
kevinw@2220:     # Notice that we intentionally don't fix up the path to MSBUILD because we
kevinw@2220:     # will call it in a DOS shell during freetype detection on Windows (see
kevinw@2220:     # 'LIB_SETUP_FREETYPE' in "libraries.m4"
kevinw@2220:     AC_CHECK_PROG([MSBUILD], [msbuild.exe], [msbuild.exe],,,)
kevinw@2206:   fi
kevinw@2206: 
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
kevinw@2206:     BASIC_PATH_PROGS(STRIP, strip)
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(STRIP)
kevinw@2204:     BASIC_PATH_PROGS(NM, nm)
ohair@494:     BASIC_FIXUP_EXECUTABLE(NM)
kevinw@2204:     BASIC_PATH_PROGS(GNM, gnm)
erikj@672:     BASIC_FIXUP_EXECUTABLE(GNM)
kevinw@2206: 
kevinw@2204:     BASIC_PATH_PROGS(MCS, mcs)
ohair@494:     BASIC_FIXUP_EXECUTABLE(MCS)
ihse@839:   elif test "x$OPENJDK_TARGET_OS" != xwindows; then
kevinw@2206:     # FIXME: we should unify this with the solaris case above.
kevinw@2206:     BASIC_CHECK_TOOLS(STRIP, strip)
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(STRIP)
ddehaven@1304:     AC_PATH_PROG(OTOOL, otool)
ddehaven@1304:     if test "x$OTOOL" = "x"; then
ddehaven@1304:       OTOOL="true"
ddehaven@1304:     fi
kevinw@2204:     BASIC_CHECK_TOOLS(NM, nm)
ohair@494:     BASIC_FIXUP_EXECUTABLE(NM)
erikj@672:     GNM="$NM"
erikj@672:     AC_SUBST(GNM)
ihse@839:   fi
erikj@459: 
ihse@839:   # objcopy is used for moving debug symbols to separate files when
ihse@839:   # full debug symbols are enabled.
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then
kevinw@2204:     BASIC_CHECK_TOOLS(OBJCOPY, [gobjcopy objcopy])
tbell@516:     # Only call fixup if objcopy was found.
tbell@516:     if test -n "$OBJCOPY"; then
ihse@839:       BASIC_FIXUP_EXECUTABLE(OBJCOPY)
tbell@516:     fi
ihse@839:   fi
ohair@494: 
kevinw@2204:   BASIC_CHECK_TOOLS(OBJDUMP, [gobjdump objdump])
ihse@839:   if test "x$OBJDUMP" != x; then
kevinw@2206:     # Only used for compare.sh; we can live without it. BASIC_FIXUP_EXECUTABLE
kevinw@2206:     # bails if argument is missing.
ihse@839:     BASIC_FIXUP_EXECUTABLE(OBJDUMP)
ihse@839:   fi
erikj@459: ])
erikj@459: 
kevinw@2206: # Setup the build tools (i.e, the compiler and linker used to build programs
kevinw@2206: # that should be run on the build platform, not the target platform, as a build
kevinw@2206: # helper). Since the non-cross-compile case uses the normal, target compilers
kevinw@2206: # for this, we can only do this after these have been setup.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_SETUP_BUILD_COMPILERS],
kevinw@2206: [
kevinw@2206:   if test "x$COMPILE_TYPE" = "xcross"; then
kevinw@2206:     # Now we need to find a C/C++ compiler that can build executables for the
kevinw@2206:     # build platform. We can't use the AC_PROG_CC macro, since it can only be
kevinw@2206:     # used once. Also, we need to do this without adding a tools dir to the
kevinw@2206:     # path, otherwise we might pick up cross-compilers which don't use standard
kevinw@2206:     # naming.
erikj@459: 
kevinw@2206:     # FIXME: we should list the discovered compilers as an exclude pattern!
kevinw@2206:     # If we do that, we can do this detection before POST_DETECTION, and still
kevinw@2206:     # find the build compilers in the tools dir, if needed.
kevinw@2206:     BASIC_PATH_PROGS(BUILD_CC, [cl cc gcc])
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(BUILD_CC)
kevinw@2206:     BASIC_PATH_PROGS(BUILD_CXX, [cl CC g++])
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(BUILD_CXX)
kevinw@2206:     BASIC_PATH_PROGS(BUILD_LD, ld)
kevinw@2206:     BASIC_FIXUP_EXECUTABLE(BUILD_LD)
kevinw@2206:   else
kevinw@2206:     # If we are not cross compiling, use the normal target compilers for
kevinw@2206:     # building the build platform executables.
kevinw@2206:     BUILD_CC="$CC"
kevinw@2206:     BUILD_CXX="$CXX"
kevinw@2206:     BUILD_LD="$LD"
kevinw@2206:   fi
kevinw@2206: ])
kevinw@2206: 
kevinw@2206: # Setup legacy variables that are still needed as alternative ways to refer to
kevinw@2206: # parts of the toolchain.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_SETUP_LEGACY],
erikj@459: [
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
kevinw@2206:     # For hotspot, we need these in Windows mixed path,
kevinw@2206:     # so rewrite them all. Need added .exe suffix.
kevinw@2206:     HOTSPOT_CXX="$CXX.exe"
kevinw@2206:     HOTSPOT_LD="$LD.exe"
kevinw@2206:     HOTSPOT_MT="$MT.exe"
kevinw@2206:     HOTSPOT_RC="$RC.exe"
kevinw@2206:     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_CXX)
kevinw@2206:     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_LD)
kevinw@2206:     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_MT)
kevinw@2206:     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(HOTSPOT_RC)
kevinw@2206:     AC_SUBST(HOTSPOT_MT)
kevinw@2206:     AC_SUBST(HOTSPOT_RC)
kevinw@2206:   else
kevinw@2206:     HOTSPOT_CXX="$CXX"
kevinw@2206:     HOTSPOT_LD="$LD"
kevinw@2206:   fi
kevinw@2206:   AC_SUBST(HOTSPOT_CXX)
kevinw@2206:   AC_SUBST(HOTSPOT_LD)
erikj@459: 
kevinw@2206:   if test  "x$TOOLCHAIN_TYPE" = xclang; then
kevinw@2206:     USE_CLANG=true
kevinw@2206:   fi
kevinw@2206:   AC_SUBST(USE_CLANG)
erikj@459: 
kevinw@2206:   # LDEXE is the linker to use, when creating executables. Not really used.
kevinw@2206:   # FIXME: These should just be removed!
kevinw@2206:   LDEXE="$LD"
kevinw@2206:   LDEXECXX="$LDCXX"
kevinw@2206:   AC_SUBST(LDEXE)
kevinw@2206:   AC_SUBST(LDEXECXX)
kevinw@2206: ])
erikj@459: 
kevinw@2206: # Do some additional checks on the detected tools.
kevinw@2206: AC_DEFUN_ONCE([TOOLCHAIN_MISC_CHECKS],
kevinw@2206:  [
kevinw@2206:   # The package path is used only on macosx?
kevinw@2206:   # FIXME: clean this up, and/or move it elsewhere.
kevinw@2206:   PACKAGE_PATH=/opt/local
kevinw@2206:   AC_SUBST(PACKAGE_PATH)
kevinw@2206: 
kevinw@2206:   # Check for extra potential brokenness.
kevinw@2206:   if test  "x$TOOLCHAIN_TYPE" = xmicrosoft; then
kevinw@2206:     # On Windows, double-check that we got the right compiler.
kevinw@2206:     CC_VERSION_OUTPUT=`$CC 2>&1 | $HEAD -n 1 | $TR -d '\r'`
kevinw@2206:     COMPILER_CPU_TEST=`$ECHO $CC_VERSION_OUTPUT | $SED -n "s/^.* \(.*\)$/\1/p"`
kevinw@2206:     if test "x$OPENJDK_TARGET_CPU" = "xx86"; then
kevinw@2223:       if test "x$COMPILER_CPU_TEST" != "x80x86" -a "x$COMPILER_CPU_TEST" != "xx86"; then
kevinw@2223:         AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "80x86" or "x86".])
kevinw@2206:       fi
kevinw@2206:     elif test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then
kevinw@2206:       if test "x$COMPILER_CPU_TEST" != "xx64"; then
kevinw@2206:         AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "x64".])
kevinw@2206:       fi
erikj@459:     fi
ihse@839:   fi
erikj@459: 
kevinw@2206:   if test "x$TOOLCHAIN_TYPE" = xgcc; then
kevinw@2206:     # If this is a --hash-style=gnu system, use --hash-style=both, why?
kevinw@2206:     HAS_GNU_HASH=`$CC -dumpspecs 2>/dev/null | $GREP 'hash-style=gnu'`
kevinw@2206:     # This is later checked when setting flags.
ihse@839:   fi
ohair@478: 
kevinw@2206:   # Check for broken SuSE 'ld' for which 'Only anonymous version tag is allowed
kevinw@2206:   # in executable.'
simonis@965:   USING_BROKEN_SUSE_LD=no
kevinw@2206:   if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$TOOLCHAIN_TYPE" = xgcc; then
simonis@965:     AC_MSG_CHECKING([for broken SuSE 'ld' which only understands anonymous version tags in executables])
simonis@965:     echo "SUNWprivate_1.1 { local: *; };" > version-script.map
simonis@965:     echo "int main() { }" > main.c
simonis@965:     if $CXX -Xlinker -version-script=version-script.map main.c 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD; then
simonis@965:       AC_MSG_RESULT(no)
simonis@965:       USING_BROKEN_SUSE_LD=no
simonis@965:     else
simonis@965:       AC_MSG_RESULT(yes)
simonis@965:       USING_BROKEN_SUSE_LD=yes
simonis@965:     fi
simonis@965:     rm -rf version-script.map main.c
simonis@965:   fi
simonis@965:   AC_SUBST(USING_BROKEN_SUSE_LD)
erikj@698: ])
erikj@718: 
kevinw@2206: # Setup the JTReg Regression Test Harness.
mduigou@728: AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG],
mduigou@728: [
mduigou@728:   AC_ARG_WITH(jtreg, [AS_HELP_STRING([--with-jtreg],
ihse@839:       [Regression Test Harness @<:@probed@:>@])],
ihse@839:       [],
ihse@839:       [with_jtreg=no])
mduigou@728: 
mduigou@728:   if test "x$with_jtreg" = xno; then
mduigou@728:     # jtreg disabled
mduigou@728:     AC_MSG_CHECKING([for jtreg])
mduigou@728:     AC_MSG_RESULT(no)
mduigou@728:   else
mduigou@728:     if test "x$with_jtreg" != xyes; then
mduigou@728:       # with path specified.
mduigou@728:       JT_HOME="$with_jtreg"
erikj@718:     fi
mduigou@728: 
mduigou@728:     if test "x$JT_HOME" != x; then
mduigou@728:       AC_MSG_CHECKING([for jtreg])
mduigou@728: 
mduigou@728:       # use JT_HOME enviroment var.
mduigou@728:       BASIC_FIXUP_PATH([JT_HOME])
mduigou@728: 
mduigou@728:       # jtreg win32 script works for everybody
erikj@1328:       JTREGEXE="$JT_HOME/bin/jtreg"
mduigou@728: 
mduigou@728:       if test ! -f "$JTREGEXE"; then
mduigou@728:         AC_MSG_ERROR([JTReg executable does not exist: $JTREGEXE])
mduigou@728:       fi
mduigou@728: 
mduigou@728:       AC_MSG_RESULT($JTREGEXE)
mduigou@728:     else
mduigou@728:       # try to find jtreg on path
kevinw@2204:       BASIC_REQUIRE_PROGS(JTREGEXE, jtreg)
mduigou@728:       JT_HOME="`$DIRNAME $JTREGEXE`"
mduigou@728:     fi
mduigou@728:   fi
mduigou@728: 
mduigou@728:   AC_SUBST(JT_HOME)
mduigou@728:   AC_SUBST(JTREGEXE)
erikj@718: ])
andrew@1862: