common/autoconf/platform.m4
changeset 13132 bd88bb8dd3af
parent 12801 948f8ad66ee7
child 13697 5262b00bc10c
equal deleted inserted replaced
13082:9b19b2302c28 13132:bd88bb8dd3af
    21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    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
    22 # or visit www.oracle.com if you need additional information or have any
    23 # questions.
    23 # questions.
    24 #
    24 #
    25 
    25 
    26 AC_DEFUN([CHECK_FIND_DELETE],
    26 AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD_AND_LEGACY_VARS],
    27 [
       
    28     # Test if find supports -delete
       
    29     AC_MSG_CHECKING([if find supports -delete])
       
    30     FIND_DELETE="-delete"
       
    31 
       
    32     DELETEDIR=`mktemp -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?)
       
    33 
       
    34     echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete
       
    35 
       
    36     TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1`
       
    37     if test -f $DELETEDIR/TestIfFindSupportsDelete; then
       
    38         # No, it does not.
       
    39         rm $DELETEDIR/TestIfFindSupportsDelete
       
    40         FIND_DELETE="-exec rm \{\} \+"
       
    41         AC_MSG_RESULT([no])    
       
    42     else
       
    43         AC_MSG_RESULT([yes])    
       
    44     fi
       
    45     rmdir $DELETEDIR
       
    46 ])
       
    47 
       
    48 AC_DEFUN([CHECK_NONEMPTY],
       
    49 [
       
    50     # Test that variable $1 is not empty.
       
    51     if test "" = "[$]$1"; then AC_MSG_ERROR(Could not find translit($1,A-Z,a-z) !); fi
       
    52 ])
       
    53 
       
    54 AC_DEFUN([ADD_JVM_ARG_IF_OK],
       
    55 [
       
    56     # Test if $1 is a valid argument to $3 (often is $JAVA passed as $3)
       
    57     # If so, then append $1 to $2
       
    58     FOUND_WARN=`$3 $1 -version 2>&1 | grep -i warn`
       
    59     FOUND_VERSION=`$3 $1 -version 2>&1 | grep " version \""`
       
    60     if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
       
    61         $2="[$]$2 $1"
       
    62     fi
       
    63 ])
       
    64 
       
    65 AC_DEFUN([WHICHCMD],
       
    66 [
       
    67     # Translate "gcc -E" into "`which gcc` -E" ie
       
    68     # extract the full path to the binary and at the
       
    69     # same time maintain any arguments passed to it.
       
    70     # The command MUST exist in the path, or else!
       
    71     tmp="[$]$1"
       
    72     car="${tmp%% *}"
       
    73     tmp="[$]$1 EOL"
       
    74     cdr="${tmp#* }"
       
    75     # On windows we want paths without spaces.
       
    76     if test "x$BUILD_OS" = "xwindows"; then
       
    77         WHICHCMD_SPACESAFE(car)
       
    78     else
       
    79         # "which" is not portable, but is used here
       
    80         # because we know that the command exists!
       
    81         car=`which $car`
       
    82     fi
       
    83     if test "x$cdr" != xEOL; then
       
    84         $1="$car ${cdr% *}"
       
    85     else
       
    86         $1="$car"
       
    87     fi
       
    88 ])
       
    89 
       
    90 AC_DEFUN([SPACESAFE],
       
    91 [
       
    92     # Fail with message $2 if var $1 contains a path with no spaces in it.
       
    93     # Unless on Windows, where we can rewrite the path.
       
    94     HAS_SPACE=`echo "[$]$1" | grep " "`
       
    95     if test "x$HAS_SPACE" != x; then
       
    96         if test "x$BUILD_OS" = "xwindows"; then
       
    97             $1=`$CYGPATH -s -m -a "[$]$1"`
       
    98             $1=`$CYGPATH -u "[$]$1"`            
       
    99         else
       
   100             AC_MSG_ERROR([You cannot have spaces in $2! "[$]$1"])
       
   101         fi
       
   102     fi
       
   103 ])
       
   104 
       
   105 AC_DEFUN([WHICHCMD_SPACESAFE],
       
   106 [
       
   107     # Translate long cygdrive or C:\sdfsf path
       
   108     # into a short mixed mode path that has no
       
   109     # spaces in it.
       
   110     tmp="[$]$1"
       
   111     if test "x$BUILD_OS" = "xwindows"; then
       
   112         tmp=`$CYGPATH -u "[$]$1"`
       
   113         tmp=`which "$tmp"`
       
   114         # If file exists with .exe appended, that's the real filename
       
   115         # and cygpath needs that to convert to short style path.
       
   116         if test -f "${tmp}.exe"; then
       
   117            tmp="${tmp}.exe"
       
   118         elif test -f "${tmp}.cmd"; then
       
   119            tmp="${tmp}.cmd"
       
   120         fi
       
   121         # Convert to C:/ mixed style path without spaces.
       
   122          tmp=`$CYGPATH -s -m "$tmp"`
       
   123     fi
       
   124     $1="$tmp"
       
   125 ])
       
   126 
       
   127 AC_DEFUN([REMOVE_SYMBOLIC_LINKS],
       
   128 [
       
   129     if test "x$BUILD_OS" != xwindows; then
       
   130         # Follow a chain of symbolic links. Use readlink
       
   131         # where it exists, else fall back to horribly
       
   132         # complicated shell code.
       
   133         AC_PATH_PROG(READLINK, readlink)
       
   134         if test "x$READLINK_TESTED" != yes; then
       
   135             # On MacOSX there is a readlink tool with a different
       
   136             # purpose than the GNU readlink tool. Check the found readlink.
       
   137             ISGNU=`$READLINK --help 2>&1 | grep GNU`
       
   138             if test "x$ISGNU" = x; then
       
   139                  # A readlink that we do not know how to use.
       
   140                  # Are there other non-GNU readlinks out there?
       
   141                  READLINK_TESTED=yes
       
   142                  READLINK=
       
   143             fi
       
   144         fi
       
   145 
       
   146         if test "x$READLINK" != x; then
       
   147             $1=`$READLINK -f [$]$1`
       
   148         else
       
   149             STARTDIR=$PWD
       
   150             COUNTER=0
       
   151             DIR=`dirname [$]$1`
       
   152             FIL=`basename [$]$1`
       
   153             while test $COUNTER -lt 20; do
       
   154                 ISLINK=`ls -l $DIR/$FIL | grep '\->' | sed -e 's/.*-> \(.*\)/\1/'`
       
   155                 if test "x$ISLINK" == x; then
       
   156                     # This is not a symbolic link! We are done!
       
   157                     break
       
   158                 fi
       
   159                 # The link might be relative! We have to use cd to travel safely.
       
   160                 cd $DIR
       
   161                 cd `dirname $ISLINK`
       
   162                 DIR=`pwd`
       
   163                 FIL=`basename $ISLINK`
       
   164                 let COUNTER=COUNTER+1
       
   165             done
       
   166             cd $STARTDIR
       
   167             $1=$DIR/$FIL
       
   168         fi
       
   169     fi
       
   170 ])
       
   171 
       
   172 AC_DEFUN([TESTFOR_PROG_CCACHE],
       
   173 [
       
   174     AC_ARG_ENABLE([ccache],
       
   175 	      [AS_HELP_STRING([--disable-ccache],
       
   176 	      		      [use ccache to speed up recompilations @<:@enabled@:>@])],
       
   177               [ENABLE_CCACHE=${enable_ccache}], [ENABLE_CCACHE=yes])
       
   178     if test "x$ENABLE_CCACHE" = xyes; then
       
   179         AC_PATH_PROG(CCACHE, ccache)
       
   180     else
       
   181         AC_MSG_CHECKING([for ccache])
       
   182         AC_MSG_RESULT([explicitly disabled])    
       
   183         CCACHE=
       
   184     fi    
       
   185     AC_SUBST(CCACHE)
       
   186 
       
   187     AC_ARG_WITH([ccache-dir],
       
   188 	      [AS_HELP_STRING([--with-ccache-dir],
       
   189 	      		      [where to store ccache files @<:@~/.ccache@:>@])])
       
   190 
       
   191     if test "x$with_ccache_dir" != x; then
       
   192         # When using a non home ccache directory, assume the use is to share ccache files
       
   193         # with other users. Thus change the umask.
       
   194         SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002"
       
   195     fi
       
   196     CCACHE_FOUND=""
       
   197     if test "x$CCACHE" != x; then
       
   198         SETUP_CCACHE_USAGE
       
   199     fi    
       
   200 ])
       
   201 
       
   202 AC_DEFUN([SETUP_CCACHE_USAGE],
       
   203 [
       
   204     if test "x$CCACHE" != x; then
       
   205         CCACHE_FOUND="true"
       
   206         # Only use ccache if it is 3.1.4 or later, which supports
       
   207         # precompiled headers.
       
   208         AC_MSG_CHECKING([if ccache supports precompiled headers])
       
   209         HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null`
       
   210         if test "x$HAS_GOOD_CCACHE" = x; then
       
   211             AC_MSG_RESULT([no, disabling ccache])
       
   212             CCACHE=
       
   213         else
       
   214             AC_MSG_RESULT([yes])
       
   215             AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers])
       
   216             PUSHED_FLAGS="$CXXFLAGS"
       
   217             CXXFLAGS="-fpch-preprocess $CXXFLAGS"
       
   218             AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no])
       
   219             CXXFLAGS="$PUSHED_FLAGS"
       
   220             if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then
       
   221                 AC_MSG_RESULT([yes])
       
   222             else
       
   223                 AC_MSG_RESULT([no, disabling ccaching of precompiled headers])
       
   224                 CCACHE=
       
   225             fi
       
   226         fi
       
   227     fi
       
   228 
       
   229     if test "x$CCACHE" != x; then
       
   230         CCACHE_SLOPPINESS=time_macros
       
   231         CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE"
       
   232         CCACHE_FLAGS=-fpch-preprocess
       
   233 
       
   234         if test "x$SET_CCACHE_DIR" != x; then
       
   235             mkdir -p $CCACHE_DIR > /dev/null 2>&1
       
   236 	    chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1
       
   237         fi
       
   238     fi
       
   239 ])
       
   240 
       
   241 AC_DEFUN([EXTRACT_HOST_AND_BUILD_AND_LEGACY_VARS],
       
   242 [
    27 [
   243     # Expects $host_os $host_cpu $build_os and $build_cpu
    28     # Expects $host_os $host_cpu $build_os and $build_cpu
   244     # and $with_data_model to have been setup!
    29     # and $with_target_bits to have been setup!
   245     #
    30     #
   246     # Translate the standard triplet(quadruplet) definition
    31     # Translate the standard triplet(quadruplet) definition
   247     # of the host/build system into
    32     # of the target/build system into
   248     # HOST_OS=aix,bsd,hpux,linux,macosx,solaris,windows
    33     # OPENJDK_TARGET_OS=aix,bsd,hpux,linux,macosx,solaris,windows
   249     # HOST_OS_FAMILY=bsd,gnu,sysv,win32,wince
    34     # OPENJDK_TARGET_OS_FAMILY=bsd,gnu,sysv,win32,wince
   250     # HOST_OS_API=posix,winapi
    35     # OPENJDK_TARGET_OS_API=posix,winapi
   251     # 
    36     # 
   252     # HOST_CPU=ia32,x64,sparc,sparcv9,arm,arm64,ppc,ppc64
    37     # OPENJDK_TARGET_CPU=ia32,x64,sparc,sparcv9,arm,arm64,ppc,ppc64
   253     # HOST_CPU_ARCH=x86,sparc,pcc,arm
    38     # OPENJDK_TARGET_CPU_ARCH=x86,sparc,pcc,arm
   254     # HOST_CPU_BITS=32,64
    39     # OPENJDK_TARGET_CPU_BITS=32,64
   255     # HOST_CPU_ENDIAN=big,little
    40     # OPENJDK_TARGET_CPU_ENDIAN=big,little
   256     #
    41     #
   257     # The same values are setup for BUILD_...
    42     # The same values are setup for BUILD_...
   258     # 
    43     # 
   259     # And the legacy variables, for controlling the old makefiles.
    44     # And the legacy variables, for controlling the old makefiles.
   260     # LEGACY_HOST_CPU1=i586,amd64/x86_64,sparc,sparcv9,arm,arm64...
    45     # LEGACY_OPENJDK_TARGET_CPU1=i586,amd64/x86_64,sparc,sparcv9,arm,arm64...
   261     # LEGACY_HOST_CPU2=i386,amd64,sparc,sparcv9,arm,arm64...
    46     # LEGACY_OPENJDK_TARGET_CPU2=i386,amd64,sparc,sparcv9,arm,arm64...
   262     # LEGACY_HOST_CPU3=sparcv9,amd64 (but only on solaris)
    47     # LEGACY_OPENJDK_TARGET_CPU3=sparcv9,amd64 (but only on solaris)
   263     # LEGACY_HOST_OS_API=solaris,windows
    48     # LEGACY_OPENJDK_TARGET_OS_API=solaris,windows
   264     #
    49     #
   265     # We also copy the autoconf trip/quadruplet
    50     # We also copy the autoconf trip/quadruplet
   266     # verbatim to HOST and BUILD
    51     # verbatim to OPENJDK_TARGET_SYSTEM (from the autoconf "host") and OPENJDK_BUILD_SYSTEM
   267     AC_SUBST(HOST, ${host})
    52     OPENJDK_TARGET_SYSTEM="$host"
   268     AC_SUBST(BUILD, ${build})
    53     OPENJDK_BUILD_SYSTEM="$build"
       
    54     AC_SUBST(OPENJDK_TARGET_SYSTEM)
       
    55     AC_SUBST(OPENJDK_BUILD_SYSTEM)
   269     
    56     
   270     EXTRACT_VARS_FROM_OS_TO(HOST,$host_os)
    57     PLATFORM_EXTRACT_VARS_FROM_OS_TO(OPENJDK_TARGET,$host_os)
   271     EXTRACT_VARS_FROM_CPU_TO(HOST,$host_cpu)
    58     PLATFORM_EXTRACT_VARS_FROM_CPU_TO(OPENJDK_TARGET,$host_cpu)
   272 
    59 
   273     EXTRACT_VARS_FROM_OS_TO(BUILD,$build_os)
    60     PLATFORM_EXTRACT_VARS_FROM_OS_TO(OPENJDK_BUILD,$build_os)
   274     EXTRACT_VARS_FROM_CPU_TO(BUILD,$build_cpu)
    61     PLATFORM_EXTRACT_VARS_FROM_CPU_TO(OPENJDK_BUILD,$build_cpu)
   275 
    62 
   276     if test "x$HOST_OS" != xsolaris; then
    63     if test "x$OPENJDK_TARGET_OS" != xsolaris; then
   277         LEGACY_HOST_CPU3=""
    64         LEGACY_OPENJDK_TARGET_CPU3=""
   278         LEGACY_BUILD_CPU3=""
    65         LEGACY_OPENJDK_BUILD_CPU3=""
   279     fi
    66     fi
   280 
    67 
   281     # On MacOSX and MacOSX only, we have a different name for the x64 CPU in ARCH (LEGACY_HOST_CPU1) ...
    68     # On MacOSX and MacOSX only, we have a different name for the x64 CPU in ARCH (LEGACY_OPENJDK_TARGET_CPU1) ...
   282     if test "x$HOST_OS" = xmacosx && test "x$HOST_CPU" = xx64; then
    69     if test "x$OPENJDK_TARGET_OS" = xmacosx && test "x$OPENJDK_TARGET_CPU" = xx64; then
   283         LEGACY_HOST_CPU1="x86_64"
    70         LEGACY_OPENJDK_TARGET_CPU1="x86_64"
   284     fi
    71     fi
   285 
    72 
   286     SET_RELEASE_FILE_OS_VALUES()
    73     PLATFORM_SET_RELEASE_FILE_OS_VALUES
   287 ])
    74 ])
   288 
    75 
   289 AC_DEFUN([EXTRACT_VARS_FROM_OS_TO],
    76 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS_TO],
   290 [
    77 [
   291     EXTRACT_VARS_FROM_OS($2)
    78     PLATFORM_EXTRACT_VARS_FROM_OS($2)
   292     $1_OS="$VAR_OS"
    79     $1_OS="$VAR_OS"
   293     $1_OS_FAMILY="$VAR_OS_FAMILY"
    80     $1_OS_FAMILY="$VAR_OS_FAMILY"
   294     $1_OS_API="$VAR_OS_API"
    81     $1_OS_API="$VAR_OS_API"
   295 
    82 
   296     AC_SUBST($1_OS)
    83     AC_SUBST($1_OS)
   304         LEGACY_$1_OS_API="windows"
    91         LEGACY_$1_OS_API="windows"
   305     fi
    92     fi
   306     AC_SUBST(LEGACY_$1_OS_API)    
    93     AC_SUBST(LEGACY_$1_OS_API)    
   307 ])
    94 ])
   308 
    95 
   309 AC_DEFUN([EXTRACT_VARS_FROM_CPU_TO],
    96 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU_TO],
   310 [
    97 [
   311     EXTRACT_VARS_FROM_CPU($2)
    98     PLATFORM_EXTRACT_VARS_FROM_CPU($2)
   312     $1_CPU="$VAR_CPU"
    99     $1_CPU="$VAR_CPU"
   313     $1_CPU_ARCH="$VAR_CPU_ARCH"
   100     $1_CPU_ARCH="$VAR_CPU_ARCH"
   314     $1_CPU_BITS="$VAR_CPU_BITS"
   101     $1_CPU_BITS="$VAR_CPU_BITS"
   315     $1_CPU_ENDIAN="$VAR_CPU_ENDIAN"
   102     $1_CPU_ENDIAN="$VAR_CPU_ENDIAN"
   316 
   103 
   337     LEGACY_$1_CPU3=""
   124     LEGACY_$1_CPU3=""
   338     if test "x$$1_CPU" = xx64; then 
   125     if test "x$$1_CPU" = xx64; then 
   339         LEGACY_$1_CPU3=amd64
   126         LEGACY_$1_CPU3=amd64
   340     fi
   127     fi
   341     if test "x$$1_CPU" = xsparcv9; then 
   128     if test "x$$1_CPU" = xsparcv9; then 
   342         LEGACY_$1_CPU3=sparvc9
   129         LEGACY_$1_CPU3=sparcv9
   343     fi
   130     fi
   344     AC_SUBST(LEGACY_$1_CPU3)
   131     AC_SUBST(LEGACY_$1_CPU3)
   345 ])
   132 ])
   346 
   133 
   347 AC_DEFUN([EXTRACT_VARS_FROM_CPU],
   134 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU],
   348 [
   135 [
   349   # First argument is the cpu name from the trip/quad
   136   # First argument is the cpu name from the trip/quad
   350   case "$1" in
   137   case "$1" in
   351     x86_64)
   138     x86_64)
   352       VAR_CPU=x64
   139       VAR_CPU=x64
   370       VAR_LEGACY_CPU=alpha
   157       VAR_LEGACY_CPU=alpha
   371       ;;
   158       ;;
   372     arm*)
   159     arm*)
   373       VAR_CPU=arm
   160       VAR_CPU=arm
   374       VAR_CPU_ARCH=arm
   161       VAR_CPU_ARCH=arm
   375       VAR_CPU_BITS=3264
   162       VAR_CPU_BITS=32
   376       VAR_CPU_ENDIAN=big
   163       VAR_CPU_ENDIAN=little
   377       VAR_LEGACY_CPU=arm
   164       VAR_LEGACY_CPU=arm
   378       ;;
   165       ;;
   379     mips)
   166     mips)
   380       VAR_CPU=mips
   167       VAR_CPU=mips
   381       VAR_CPU_ARCH=mips
   168       VAR_CPU_ARCH=mips
   399        ;;
   186        ;;
   400     powerpc64)
   187     powerpc64)
   401       VAR_CPU=ppc64
   188       VAR_CPU=ppc64
   402       VAR_CPU_ARCH=ppc
   189       VAR_CPU_ARCH=ppc
   403       VAR_CPU_BITS=64
   190       VAR_CPU_BITS=64
   404       VAR_CPU_ENDIAN=32
   191       VAR_CPU_ENDIAN=big
   405       VAR_LEGACY_CPU=ppc64
   192       VAR_LEGACY_CPU=ppc64
   406        ;;
   193        ;;
   407     sparc)
   194     sparc)
   408       VAR_CPU=sparc
   195       VAR_CPU=sparc
   409       VAR_CPU_ARCH=sparc
   196       VAR_CPU_ARCH=sparc
   414     sparc64)
   201     sparc64)
   415       VAR_CPU=sparcv9
   202       VAR_CPU=sparcv9
   416       VAR_CPU_ARCH=sparc
   203       VAR_CPU_ARCH=sparc
   417       VAR_CPU_BITS=64
   204       VAR_CPU_BITS=64
   418       VAR_CPU_ENDIAN=big
   205       VAR_CPU_ENDIAN=big
   419       VAR_LEGACY_CPU=sparc_sparcv9
   206       VAR_LEGACY_CPU=sparcv9
   420        ;;
   207        ;;
   421     s390)
   208     s390)
   422       VAR_CPU=s390
   209       VAR_CPU=s390
   423       VAR_CPU_ARCH=s390
   210       VAR_CPU_ARCH=s390
   424       VAR_CPU_BITS=32
   211       VAR_CPU_BITS=32
   450               ;;
   237               ;;
   451           esac
   238           esac
   452       fi
   239       fi
   453   fi
   240   fi
   454 
   241 
       
   242   # on solaris x86...default seems to be 32-bit
       
   243   if test "x$VAR_OS" = "xsolaris" && \
       
   244      test "x$with_target_bits" = "x" && \
       
   245      test "x$VAR_CPU_ARCH" = "xx86"
       
   246   then
       
   247       with_target_bits=32
       
   248   fi
       
   249 
   455   if test "x$VAR_CPU_ARCH" = "xx86"; then
   250   if test "x$VAR_CPU_ARCH" = "xx86"; then
   456       if test "x$with_data_model" = "x64"; then
   251       if test "x$with_target_bits" = "x64"; then
   457           VAR_CPU=x64
   252           VAR_CPU=x64
   458           VAR_CPU_BITS=64
   253           VAR_CPU_BITS=64
   459           VAR_LEGACY_CPU=amd64
   254           VAR_LEGACY_CPU=amd64
   460       fi
   255       fi
   461       if test "x$with_data_model" = "x32"; then
   256       if test "x$with_target_bits" = "x32"; then
   462           VAR_CPU=ia32
   257           VAR_CPU=ia32
   463           VAR_CPU_BITS=32
   258           VAR_CPU_BITS=32
   464           VAR_LEGACY_CPU=i586
   259           VAR_LEGACY_CPU=i586
   465       fi
   260       fi
   466   fi 
   261   fi 
   467 ])
   262 
   468 
   263   if test "x$VAR_CPU_ARCH" = "xsparc"; then
   469 AC_DEFUN([EXTRACT_VARS_FROM_OS],
   264       if test "x$with_target_bits" = "x64"; then
       
   265           VAR_CPU=sparcv9
       
   266           VAR_CPU_BITS=64
       
   267           VAR_LEGACY_CPU=sparcv9
       
   268       fi
       
   269   fi 
       
   270 ])
       
   271 
       
   272 AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS],
   470 [
   273 [
   471   case "$1" in
   274   case "$1" in
   472     *linux*)
   275     *linux*)
   473       VAR_OS=linux
   276       VAR_OS=linux
   474       VAR_OS_API=posix
   277       VAR_OS_API=posix
   493       VAR_OS=windows
   296       VAR_OS=windows
   494       VAR_OS_API=winapi
   297       VAR_OS_API=winapi
   495       VAR_OS_FAMILY=windows
   298       VAR_OS_FAMILY=windows
   496       ;;
   299       ;;
   497     *)
   300     *)
   498       AC_MSG_ERROR([unsupported host operating system $1])
   301       AC_MSG_ERROR([unsupported operating system $1])
   499       ;;
   302       ;;
   500   esac
   303   esac
   501 ])
   304 ])
   502 
   305 
   503 AC_DEFUN([CHECK_COMPILER_VERSION],
   306 AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES],
   504 [
   307 [
   505     # Test the compilers that their versions are new enough.
   308     if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
   506 #    AC_MSG_CHECKING([version of GCC])
       
   507     gcc_ver=`${CC} -dumpversion`
       
   508     gcc_major_ver=`echo ${gcc_ver}|cut -d'.' -f1`
       
   509     gcc_minor_ver=`echo ${gcc_ver}|cut -d'.' -f2`
       
   510 #    AM_CONDITIONAL(GCC_OLD, test ! ${gcc_major_ver} -ge 4 -a ${gcc_minor_ver} -ge 3)
       
   511 #    AC_MSG_RESULT([${gcc_ver} (major version ${gcc_major_ver}, minor version ${gcc_minor_ver})])
       
   512 ]) 
       
   513 
       
   514 # Fixes paths on windows hosts to be mixed mode short.
       
   515 AC_DEFUN([WIN_FIX_PATH],
       
   516 [
       
   517     if test "x$BUILD_OS" = "xwindows"; then
       
   518         AC_PATH_PROG(CYGPATH, cygpath)
       
   519         tmp="[$]$1"
       
   520         # Convert to C:/ mixed style path without spaces.
       
   521         tmp=`$CYGPATH -s -m "$tmp"`
       
   522         $1="$tmp"
       
   523     fi
       
   524 ])
       
   525 
       
   526 AC_DEFUN([SET_RELEASE_FILE_OS_VALUES],
       
   527 [
       
   528     if test "x$HOST_OS" = "xsolaris"; then
       
   529        REQUIRED_OS_NAME=SunOS
   309        REQUIRED_OS_NAME=SunOS
   530        REQUIRED_OS_VERSION=5.10
   310        REQUIRED_OS_VERSION=5.10
   531     fi
   311     fi
   532     if test "x$HOST_OS" = "xlinux"; then
   312     if test "x$OPENJDK_TARGET_OS" = "xlinux"; then
   533        REQUIRED_OS_NAME=Linux
   313        REQUIRED_OS_NAME=Linux
   534        REQUIRED_OS_VERSION=2.6
   314        REQUIRED_OS_VERSION=2.6
   535     fi
   315     fi
   536     if test "x$HOST_OS" = "xwindows"; then
   316     if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   537         REQUIRED_OS_NAME=Windows
   317         REQUIRED_OS_NAME=Windows
   538         REQUIRED_OS_VERSION=5.1
   318         REQUIRED_OS_VERSION=5.1
   539     fi
   319     fi
   540     if test "x$HOST_OS" = "xmacosx"; then
   320     if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
   541         REQUIRED_OS_NAME=Darwin
   321         REQUIRED_OS_NAME=Darwin
   542         REQUIRED_OS_VERSION=11.2
   322         REQUIRED_OS_VERSION=11.2
   543     fi
   323     fi
   544 
   324 
   545     AC_SUBST(REQUIRED_OS_NAME)
   325     AC_SUBST(REQUIRED_OS_NAME)
   546     AC_SUBST(REQUIRED_OS_VERSION)
   326     AC_SUBST(REQUIRED_OS_VERSION)
   547 ])
   327 ])
       
   328 
       
   329 #%%% Build and target systems %%%
       
   330 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET],
       
   331 [
       
   332 # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target"
       
   333 # is confusing; it assumes you are cross-compiling a cross-compiler (!)  and "target" is thus the target of the
       
   334 # product you're building. The target of this build is called "host". Since this is confusing to most people, we
       
   335 # have not adopted that system, but use "target" as the platform we are building for. In some places though we need
       
   336 # to use the configure naming style.
       
   337 AC_CANONICAL_BUILD
       
   338 AC_CANONICAL_HOST
       
   339 AC_CANONICAL_TARGET
       
   340 
       
   341 AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits],
       
   342    [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])])
       
   343 
       
   344 if test "x$with_target_bits" != x && \
       
   345    test "x$with_target_bits" != x32 && \
       
   346    test "x$with_target_bits" != x64 ; then
       
   347     AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!])
       
   348 fi
       
   349 # Translate the standard cpu-vendor-kernel-os quadruplets into
       
   350 # the new TARGET_.... and BUILD_... and the legacy names used by
       
   351 # the openjdk build.
       
   352 # It uses $host_os $host_cpu $build_os $build_cpu and $with_target_bits
       
   353 PLATFORM_EXTRACT_TARGET_AND_BUILD_AND_LEGACY_VARS
       
   354 
       
   355 # The LEGACY_OPENJDK_TARGET_CPU3 is the setting for ISA_DIR.
       
   356 if test "x$LEGACY_OPENJDK_TARGET_CPU3" != x; then
       
   357    LEGACY_OPENJDK_TARGET_CPU3="/${LEGACY_OPENJDK_TARGET_CPU3}"
       
   358 fi
       
   359 
       
   360 # Now the following vars are defined.
       
   361 # OPENJDK_TARGET_OS=aix,bsd,hpux,linux,macosx,solaris,windows
       
   362 # OPENJDK_TARGET_OS_FAMILY=bsd,gnu,sysv,win32,wince
       
   363 # OPENJDK_TARGET_OS_API=posix,winapi
       
   364 #
       
   365 # OPENJDK_TARGET_CPU=ia32,x64,sparc,sparcv9,arm,arm64,ppc,ppc64
       
   366 # OPENJDK_TARGET_CPU_ARCH=x86,sparc,pcc,arm
       
   367 # OPENJDK_TARGET_CPU_BITS=32,64
       
   368 # OPENJDK_TARGET_CPU_ENDIAN=big,little
       
   369 #
       
   370 # There is also a:
       
   371 # LEGACY_OPENJDK_TARGET_CPU1=i586,amd64,....  # used to set the old var ARCH
       
   372 # LEGACY_OPENJDK_TARGET_CPU2=i386,amd64,.... # used to set the old var LIBARCH
       
   373 # LEGACY_OPENJDK_TARGET_CPU3=only sparcv9,amd64 # used to set the ISA_DIR on Solaris
       
   374 # There was also a BUILDARCH that had i486,amd64,... but we do not use that
       
   375 # in the new build.
       
   376 # LEGACY_OPENJDK_TARGET_OS_API=solaris,windows # used to select source roots
       
   377 ])
       
   378 
       
   379 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION],
       
   380 [
       
   381 ###############################################################################
       
   382 
       
   383 # Note that this is the build platform OS version!
       
   384 
       
   385 OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`"
       
   386 OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`"
       
   387 OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`"
       
   388 OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`"
       
   389 AC_SUBST(OS_VERSION_MAJOR)
       
   390 AC_SUBST(OS_VERSION_MINOR)
       
   391 AC_SUBST(OS_VERSION_MICRO)
       
   392 ])
       
   393 
       
   394 AC_DEFUN_ONCE([PLATFORM_TEST_OPENJDK_TARGET_BITS],
       
   395 [
       
   396 ###############################################################################
       
   397 #
       
   398 # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code.
       
   399 # (The JVM can use 32 or 64 bit Java pointers but that decision
       
   400 # is made at runtime.)
       
   401 #
       
   402 AC_LANG_PUSH(C++)
       
   403 OLD_CXXFLAGS="$CXXFLAGS"
       
   404 if test "x$OPENJDK_TARGET_OS" != xwindows && test "x$with_target_bits" != x; then
       
   405 	CXXFLAGS="-m${with_target_bits} $CXXFLAGS"
       
   406 fi
       
   407 AC_CHECK_SIZEOF([int *], [1111])
       
   408 CXXFLAGS="$OLD_CXXFLAGS"
       
   409 AC_LANG_POP(C++)
       
   410 
       
   411 # keep track of c/cxx flags that we added outselves...
       
   412 #   to prevent emitting warning...
       
   413 ADDED_CFLAGS=
       
   414 ADDED_CXXFLAGS=
       
   415 ADDED_LDFLAGS=
       
   416 
       
   417 if test "x$ac_cv_sizeof_int_p" = x0; then 
       
   418     # The test failed, lets pick the assumed value.
       
   419     ARCH_DATA_MODEL=$OPENJDK_TARGET_CPU_BITS
       
   420 else
       
   421     ARCH_DATA_MODEL=`expr 8 \* $ac_cv_sizeof_int_p`
       
   422 
       
   423     if test "x$OPENJDK_TARGET_OS" != xwindows && test "x$with_target_bits" != x; then
       
   424        ADDED_CFLAGS=" -m${with_target_bits}"
       
   425        ADDED_CXXFLAGS=" -m${with_target_bits}"
       
   426        ADDED_LDFLAGS=" -m${with_target_bits}"
       
   427 
       
   428        CFLAGS="${CFLAGS}${ADDED_CFLAGS}"
       
   429        CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}"
       
   430        LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}"
       
   431 
       
   432        CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}"
       
   433        CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}"
       
   434        LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}"
       
   435     fi
       
   436 fi
       
   437 
       
   438 if test "x$ARCH_DATA_MODEL" = x64; then
       
   439     A_LP64="LP64:="
       
   440     ADD_LP64="-D_LP64=1"
       
   441 fi
       
   442 AC_MSG_CHECKING([for target address size])
       
   443 AC_MSG_RESULT([$ARCH_DATA_MODEL bits])
       
   444 AC_SUBST(LP64,$A_LP64)
       
   445 AC_SUBST(ARCH_DATA_MODEL)
       
   446 
       
   447 if test "x$ARCH_DATA_MODEL" != "x$OPENJDK_TARGET_CPU_BITS"; then
       
   448     AC_MSG_ERROR([The tested number of bits in the target ($ARCH_DATA_MODEL) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)])
       
   449 fi
       
   450 
       
   451 #
       
   452 # NOTE: check for -mstackrealign needs to be below potential addition of -m32
       
   453 #
       
   454 if test "x$OPENJDK_TARGET_CPU_BITS" = x32 && test "x$OPENJDK_TARGET_OS" = xmacosx; then
       
   455     # On 32-bit MacOSX the OS requires C-entry points to be 16 byte aligned.
       
   456     # While waiting for a better solution, the current workaround is to use -mstackrealign.
       
   457     CFLAGS="$CFLAGS -mstackrealign"
       
   458     AC_MSG_CHECKING([if 32-bit compiler supports -mstackrealign])
       
   459     AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],
       
   460                    [
       
   461 		        AC_MSG_RESULT([yes])
       
   462                    ],
       
   463 	           [
       
   464 		        AC_MSG_RESULT([no])
       
   465 	                AC_MSG_ERROR([The selected compiler $CXX does not support -mstackrealign! Try to put another compiler in the path.])
       
   466 	           ])
       
   467 fi
       
   468 ])
       
   469 
       
   470 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS],
       
   471 [
       
   472 ###############################################################################
       
   473 #
       
   474 # Is the target little of big endian?
       
   475 #
       
   476 AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"])
       
   477 
       
   478 if test "x$ENDIAN" = xuniversal_endianness; then
       
   479     AC_MSG_ERROR([Building with both big and little endianness is not supported])
       
   480 fi
       
   481 if test "x$ENDIAN" = xunknown; then
       
   482     ENDIAN="$OPENJDK_TARGET_CPU_ENDIAN"
       
   483 fi
       
   484 if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then
       
   485     AC_MSG_WARN([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)])
       
   486     ENDIAN="$OPENJDK_TARGET_CPU_ENDIAN"
       
   487 fi
       
   488 AC_SUBST(ENDIAN)
       
   489 ])
       
   490 
       
   491 AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ISADIR],
       
   492 [
       
   493 ###############################################################################
       
   494 #
       
   495 # Could someone enlighten this configure script with a comment about libCrun?
       
   496 #
       
   497 #
       
   498 ])