build.sh

   1 #!/usr/bin/env bash
   2
   3 # resolve python-version to use
   4 if [ "$PYTHON" == "" ] ; then
   5     if which python >/dev/null 2>&1
   6     then
   7        PYTHON=python
   8     elif which python2 >/dev/null 2>&1
   9     then
  10        PYTHON=python2
  11     elif which python2.7 >/dev/null 2>&1
  12     then
  13        PYTHON=python2.7
  14     else
  15        echo "Unable to locate build-dependency python2.x!" 1>&2
  16        exit 1
  17     fi
  18 fi
  19
  20 # validate python-dependency
  21 # useful in case of explicitly set option.
  22 if ! which $PYTHON > /dev/null 2>&1
  23 then
  24    echo "Unable to locate build-dependency python2.x ($PYTHON)!" 1>&2
  25    exit 1
  26 fi
  27
  28 usage()
  29 {
  30     echo "Usage: $0 [BuildArch] [BuildType] [verbose] [coverage] [cross] [clangx.y] [ninja] [configureonly] [skipconfigure] [skipnative] [skipmscorlib] [skiptests] [cmakeargs] [bindir]"
  31     echo "BuildArch can be: x64, x86, arm, arm-softfp, arm64"
  32     echo "BuildType can be: debug, checked, release"
  33     echo "coverage - optional argument to enable code coverage build (currently supported only for Linux and OSX)."
  34     echo "ninja - target ninja instead of GNU make"
  35     echo "clangx.y - optional argument to build using clang version x.y."
  36     echo "cross - optional argument to signify cross compilation,"
  37     echo "      - will use ROOTFS_DIR environment variable if set."
  38     echo "configureonly - do not perform any builds; just configure the build."
  39     echo "skipconfigure - skip build configuration."
  40     echo "skipnative - do not build native components."
  41     echo "skipmscorlib - do not build mscorlib.dll."
  42     echo "skiptests - skip the tests in the 'tests' subdirectory."
  43     echo "skipnuget - skip building nuget packages."
  44     echo "verbose - optional argument to enable verbose build output."
  45     echo "-skiprestore: skip restoring packages ^(default: packages are restored during build^)."
  46         echo "-disableoss: Disable Open Source Signing for System.Private.CoreLib."
  47         echo "-sequential: force a non-parallel build ^(default is to build in parallel"
  48         echo "   using all processors^)."
  49         echo "-officialbuildid=^<ID^>: specify the official build ID to be used by this build."
  50         echo "-Rebuild: force a clean build ^(default is to perform an incremental build^)."
  51     echo "skipgenerateversion - disable version generation even if MSBuild is supported."
  52     echo "cmakeargs - user-settable additional arguments passed to CMake."
  53     echo "bindir - output directory (defaults to $__ProjectRoot/bin)"
  54
  55     exit 1
  56 }
  57
  58 initDistroRid()
  59 {
  60     if [ "$__BuildOS" == "Linux" ]; then
  61         if [ ! -e /etc/os-release ]; then
  62             echo "WARNING: Can not determine runtime id for current distro."
  63             export __DistroRid=""
  64         else
  65             source /etc/os-release
  66             export __DistroRid="$ID.$VERSION_ID-$__HostArch"
  67         fi
  68     fi
  69 }
  70
  71 setup_dirs()
  72 {
  73     echo Setting up directories for build
  74
  75     mkdir -p "$__RootBinDir"
  76     mkdir -p "$__BinDir"
  77     mkdir -p "$__LogsDir"
  78     mkdir -p "$__IntermediatesDir"
  79 }
  80
  81 # Check the system to ensure the right prereqs are in place
  82
  83 check_prereqs()
  84 {
  85     echo "Checking prerequisites..."
  86
  87     # Check presence of CMake on the path
  88     hash cmake 2>/dev/null || { echo >&2 "Please install cmake before running this script"; exit 1; }
  89
  90     # Check for clang
  91     hash clang-$__ClangMajorVersion.$__ClangMinorVersion 2>/dev/null ||  hash clang$__ClangMajorVersion$__ClangMinorVersion 2>/dev/null ||  hash clang 2>/dev/null || { echo >&2 "Please install clang-$__ClangMajorVersion.$__ClangMinorVersion before running this script"; exit 1; }
  92
  93 }
  94
  95 build_coreclr()
  96 {
  97
  98     if [ $__SkipCoreCLR == 1 ]; then
  99         echo "Skipping CoreCLR build."
 100         return
 101     fi
 102
 103 # Event Logging Infrastructure
 104    __GeneratedIntermediate="$__IntermediatesDir/Generated"
 105    __GeneratedIntermediateEventProvider="$__GeneratedIntermediate/eventprovider_new"
 106     if [[ -d "$__GeneratedIntermediateEventProvider" ]]; then
 107         rm -rf  "$__GeneratedIntermediateEventProvider"
 108     fi
 109
 110     if [[ ! -d "$__GeneratedIntermediate/eventprovider" ]]; then
 111         mkdir -p "$__GeneratedIntermediate/eventprovider"
 112     fi
 113
 114     mkdir -p "$__GeneratedIntermediateEventProvider"
 115     if [[ $__SkipCoreCLR == 0 || $__ConfigureOnly == 1 ]]; then
 116         echo "Laying out dynamically generated files consumed by the build system "
 117         echo "Laying out dynamically generated Event Logging Test files"
 118         $PYTHON -B -Wall -Werror "$__ProjectRoot/src/scripts/genXplatEventing.py" --man "$__ProjectRoot/src/vm/ClrEtwAll.man" --exc "$__ProjectRoot/src/vm/ClrEtwAllMeta.lst" --testdir "$__GeneratedIntermediateEventProvider/tests"
 119
 120         if  [[ $? != 0 ]]; then
 121             exit
 122         fi
 123
 124         #determine the logging system
 125         case $__BuildOS in
 126             Linux)
 127                 echo "Laying out dynamically generated Event Logging Implementation of Lttng"
 128                 $PYTHON -B -Wall -Werror "$__ProjectRoot/src/scripts/genXplatLttng.py" --man "$__ProjectRoot/src/vm/ClrEtwAll.man" --intermediate "$__GeneratedIntermediateEventProvider"
 129                 if  [[ $? != 0 ]]; then
 130                     exit
 131                 fi
 132                 ;;
 133             *)
 134                 ;;
 135         esac
 136     fi
 137
 138     echo "Cleaning the temp folder of dynamically generated Event Logging files"
 139     $PYTHON -B -Wall -Werror -c "import sys;sys.path.insert(0,\"$__ProjectRoot/src/scripts\"); from Utilities import *;UpdateDirectory(\"$__GeneratedIntermediate/eventprovider\",\"$__GeneratedIntermediateEventProvider\")"
 140     if  [[ $? != 0 ]]; then
 141         exit
 142     fi
 143
 144     rm -rf "$__GeneratedIntermediateEventProvider"
 145
 146     # All set to commence the build
 147
 148     echo "Commencing build of native components for $__BuildOS.$__BuildArch.$__BuildType in $__IntermediatesDir"
 149
 150     generator=""
 151     buildFile="Makefile"
 152     buildTool="make"
 153     if [ $__UseNinja == 1 ]; then
 154         generator="ninja"
 155         buildFile="build.ninja"
 156         buildTool="ninja"
 157     fi
 158
 159     if [ $__SkipConfigure == 0 ]; then
 160         # if msbuild is not supported, then set __SkipGenerateVersion to 1
 161         if [ $__isMSBuildOnNETCoreSupported == 0 ]; then __SkipGenerateVersion=1; fi
 162         # Drop version.c file
 163         __versionSourceFile=$__IntermediatesDir/version.cpp
 164         if [ $__SkipGenerateVersion == 0 ]; then
 165             "$__ProjectRoot/run.sh" build -Project=$__ProjectDir/build.proj -generateHeaderUnix -NativeVersionSourceFile=$__versionSourceFile $__RunArgs $__UnprocessedBuildArgs
 166         else
 167             __versionSourceLine="static char sccsid[] __attribute__((used)) = \"@(#)No version information produced\";"
 168             echo $__versionSourceLine > $__versionSourceFile
 169         fi
 170
 171                 pushd "$__IntermediatesDir"
 172         # Regenerate the CMake solution
 173         echo "Invoking \"$__ProjectRoot/src/pal/tools/gen-buildsys-clang.sh\" \"$__ProjectRoot\" $__ClangMajorVersion $__ClangMinorVersion $__BuildArch $__BuildType $__CodeCoverage $__IncludeTests $generator $__cmakeargs"
 174         "$__ProjectRoot/src/pal/tools/gen-buildsys-clang.sh" "$__ProjectRoot" $__ClangMajorVersion $__ClangMinorVersion $__BuildArch $__BuildType $__CodeCoverage $__IncludeTests $generator "$__cmakeargs"
 175         popd
 176     fi
 177
 178     # Check that the makefiles were created.
 179     pushd "$__IntermediatesDir"
 180
 181     if [ ! -f "$__IntermediatesDir/$buildFile" ]; then
 182         echo "Failed to generate native component build project!"
 183         exit 1
 184     fi
 185
 186     # Get the number of processors available to the scheduler
 187     # Other techniques such as `nproc` only get the number of
 188     # processors available to a single process.
 189     if [ `uname` = "FreeBSD" ]; then
 190         NumProc=`sysctl hw.ncpu | awk '{ print $2+1 }'`
 191     elif [ `uname` = "NetBSD" ]; then
 192         NumProc=$(($(getconf NPROCESSORS_ONLN)+1))
 193     else
 194         NumProc=$(($(getconf _NPROCESSORS_ONLN)+1))
 195     fi
 196
 197     # Build CoreCLR
 198
 199     echo "Executing $buildTool install -j $NumProc"
 200
 201     $buildTool install -j $NumProc
 202     if [ $? != 0 ]; then
 203         echo "Failed to build coreclr components."
 204         exit 1
 205     fi
 206         popd
 207 }
 208
 209 isMSBuildOnNETCoreSupported()
 210 {
 211     # This needs to be updated alongwith corresponding changes to netci.groovy.
 212     __isMSBuildOnNETCoreSupported=0
 213
 214     if [ "$__HostArch" == "x64" ]; then
 215         if [ "$__HostOS" == "Linux" ]; then
 216             case "$__DistroRid" in
 217                 "centos.7-x64")
 218                     __isMSBuildOnNETCoreSupported=1
 219                     ;;
 220                 "debian.8-x64")
 221                     __isMSBuildOnNETCoreSupported=1
 222                     ;;
 223                 "fedora.23-x64")
 224                     __isMSBuildOnNETCoreSupported=1
 225                     ;;
 226                 "opensuse.13.2-x64")
 227                     __isMSBuildOnNETCoreSupported=1
 228                     ;;
 229                 "rhel.7.2-x64")
 230                     __isMSBuildOnNETCoreSupported=1
 231                     ;;
 232                 "ubuntu.14.04-x64")
 233                     __isMSBuildOnNETCoreSupported=1
 234                     ;;
 235                 "ubuntu.16.04-x64")
 236                     __isMSBuildOnNETCoreSupported=1
 237                     ;;
 238                 *)
 239             esac
 240         elif [ "$__HostOS" == "OSX" ]; then
 241             __isMSBuildOnNETCoreSupported=1
 242         fi
 243     fi
 244 }
 245
 246 build_CoreLib_ni()
 247 {
 248     if [ $__SkipCoreCLR == 0 -a -e $__BinDir/crossgen ]; then
 249         echo "Generating native image for System.Private.CoreLib."
 250         $__BinDir/crossgen $__BinDir/System.Private.CoreLib.dll
 251         if [ $? -ne 0 ]; then
 252             echo "Failed to generate native image for System.Private.CoreLib."
 253             exit 1
 254         fi
 255
 256         echo "Generating native image for MScorlib Facade."
 257         $__BinDir/crossgen $__BinDir/mscorlib.dll
 258         if [ $? -ne 0 ]; then
 259             echo "Failed to generate native image for mscorlib facade."
 260             exit 1
 261         fi
 262
 263         if [ "$__BuildOS" == "Linux" ]; then
 264             echo "Generating symbol file for System.Private.CoreLib."
 265             $__BinDir/crossgen /CreatePerfMap $__BinDir $__BinDir/System.Private.CoreLib.ni.dll
 266             if [ $? -ne 0 ]; then
 267                 echo "Failed to generate symbol file for System.Private.CoreLib."
 268                 exit 1
 269             fi
 270         fi
 271     fi
 272 }
 273
 274 build_CoreLib()
 275 {
 276
 277     if [ $__isMSBuildOnNETCoreSupported == 0 ]; then
 278         echo "System.Private.CoreLib.dll build unsupported."
 279         return
 280     fi
 281
 282     if [ $__SkipMSCorLib == 1 ]; then
 283        echo "Skipping building System.Private.CoreLib."
 284        return
 285     fi
 286
 287     echo "Commencing build of managed components for $__BuildOS.$__BuildArch.$__BuildType"
 288
 289     # Invoke MSBuild
 290     $__ProjectRoot/run.sh build -Project=$__ProjectDir/build.proj -MsBuildLog="/flp:Verbosity=normal;LogFile=$__LogsDir/System.Private.CoreLib_$__BuildOS__$__BuildArch__$__BuildType.log" -BuildTarget -__IntermediatesDir=$__IntermediatesDir -__RootBinDir=$__RootBinDir -BuildNugetPackage=false -UseSharedCompilation=false $__RunArgs $__UnprocessedBuildArgs
 291
 292     if [ $? -ne 0 ]; then
 293         echo "Failed to build managed components."
 294         exit 1
 295     fi
 296
 297     # The cross build generates a crossgen with the target architecture.
 298     if [ $__CrossBuild != 1 ]; then
 299        # The architecture of host pc must be same architecture with target.
 300        if [[ ( "$__HostArch" == "$__BuildArch" ) ]]; then
 301            build_CoreLib_ni
 302        elif [[ ( "$__HostArch" == "x64" ) && ( "$__BuildArch" == "x86" ) ]]; then
 303            build_CoreLib_ni
 304        elif [[ ( "$__HostArch" == "arm64" ) && ( "$__BuildArch" == "arm" ) ]]; then
 305            build_CoreLib_ni
 306        else
 307            exit 1
 308        fi
 309     fi
 310 }
 311
 312 generate_NugetPackages()
 313 {
 314     # We can only generate nuget package if we also support building mscorlib as part of this build.
 315     if [ $__isMSBuildOnNETCoreSupported == 0 ]; then
 316         echo "Nuget package generation unsupported."
 317         return
 318     fi
 319
 320     # Since we can build mscorlib for this OS, did we build the native components as well?
 321     if [ $__SkipCoreCLR == 1 ]; then
 322         echo "Unable to generate nuget packages since native components were not built."
 323         return
 324     fi
 325
 326     echo "Generating nuget packages for "$__BuildOS
 327
 328     # Build the packages
 329     $__ProjectRoot/run.sh build -Project=$__SourceDir/.nuget/packages.builds -MsBuildLog="/flp:Verbosity=normal;LogFile=$__LogsDir/Nuget_$__BuildOS__$__BuildArch__$__BuildType.log" -BuildTarget -__IntermediatesDir=$__IntermediatesDir -__RootBinDir=$__RootBinDir -BuildNugetPackage=false -UseSharedCompilation=false $__RunArgs $__UnprocessedBuildArgs
 330
 331     if [ $? -ne 0 ]; then
 332         echo "Failed to generate Nuget packages."
 333         exit 1
 334     fi
 335 }
 336
 337 echo "Commencing CoreCLR Repo build"
 338
 339 # Argument types supported by this script:
 340 #
 341 # Build architecture - valid values are: x64, ARM.
 342 # Build Type         - valid values are: Debug, Checked, Release
 343 #
 344 # Set the default arguments for build
 345
 346 # Obtain the location of the bash script to figure out where the root of the repo is.
 347 __ProjectRoot="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 348
 349 # Use uname to determine what the CPU is.
 350 CPUName=$(uname -p)
 351 # Some Linux platforms report unknown for platform, but the arch for machine.
 352 if [ "$CPUName" == "unknown" ]; then
 353     CPUName=$(uname -m)
 354 fi
 355
 356 case $CPUName in
 357     i686)
 358         echo "Unsupported CPU $CPUName detected, build might not succeed!"
 359         __BuildArch=x86
 360         __HostArch=x86
 361         ;;
 362
 363     x86_64)
 364         __BuildArch=x64
 365         __HostArch=x64
 366         ;;
 367
 368     armv7l)
 369         echo "Unsupported CPU $CPUName detected, build might not succeed!"
 370         __BuildArch=arm
 371         __HostArch=arm
 372         ;;
 373
 374     aarch64)
 375         echo "Unsupported CPU $CPUName detected, build might not succeed!"
 376         __BuildArch=arm64
 377         __HostArch=arm64
 378         ;;
 379
 380     *)
 381         echo "Unknown CPU $CPUName detected, configuring as if for x64"
 382         __BuildArch=x64
 383         __HostArch=x64
 384         ;;
 385 esac
 386
 387 # Use uname to determine what the OS is.
 388 OSName=$(uname -s)
 389 case $OSName in
 390     Linux)
 391         __BuildOS=Linux
 392         __HostOS=Linux
 393         ;;
 394
 395     Darwin)
 396         __BuildOS=OSX
 397         __HostOS=OSX
 398         ;;
 399
 400     FreeBSD)
 401         __BuildOS=FreeBSD
 402         __HostOS=FreeBSD
 403         ;;
 404
 405     OpenBSD)
 406         __BuildOS=OpenBSD
 407         __HostOS=OpenBSD
 408         ;;
 409
 410     NetBSD)
 411         __BuildOS=NetBSD
 412         __HostOS=NetBSD
 413         ;;
 414
 415     SunOS)
 416         __BuildOS=SunOS
 417         __HostOS=SunOS
 418         ;;
 419
 420     *)
 421         echo "Unsupported OS $OSName detected, configuring as if for Linux"
 422         __BuildOS=Linux
 423         __HostOS=Linux
 424         ;;
 425 esac
 426
 427 __BuildType=Debug
 428 __CodeCoverage=
 429 __IncludeTests=Include_Tests
 430
 431 # Set the various build properties here so that CMake and MSBuild can pick them up
 432 __ProjectDir="$__ProjectRoot"
 433 __SourceDir="$__ProjectDir/src"
 434 __PackagesDir="$__ProjectDir/packages"
 435 __RootBinDir="$__ProjectDir/bin"
 436 __UnprocessedBuildArgs=
 437 __RunArgs=
 438 __MSBCleanBuildArgs=
 439 __UseNinja=0
 440 __VerboseBuild=0
 441 __ConfigureOnly=0
 442 __SkipConfigure=0
 443 __SkipRestore=""
 444 __SkipNuget=0
 445 __SkipCoreCLR=0
 446 __SkipMSCorLib=0
 447 __CrossBuild=0
 448 __ClangMajorVersion=0
 449 __ClangMinorVersion=0
 450 __NuGetPath="$__PackagesDir/NuGet.exe"
 451 __DistroRid=""
 452 __cmakeargs=""
 453 __SkipGenerateVersion=0
 454
 455 while :; do
 456     if [ $# -le 0 ]; then
 457         break
 458     fi
 459
 460     lowerI="$(echo $1 | awk '{print tolower($0)}')"
 461     case $lowerI in
 462         -\?|-h|--help)
 463             usage
 464             exit 1
 465             ;;
 466
 467         x86)
 468             __BuildArch=x86
 469             ;;
 470
 471         x64)
 472             __BuildArch=x64
 473             ;;
 474
 475         arm)
 476             __BuildArch=arm
 477             ;;
 478
 479         arm-softfp)
 480             __BuildArch=arm-softfp
 481             ;;
 482
 483         arm64)
 484             __BuildArch=arm64
 485             ;;
 486
 487         debug)
 488             __BuildType=Debug
 489             ;;
 490
 491         checked)
 492             __BuildType=Checked
 493             ;;
 494
 495         release)
 496             __BuildType=Release
 497             ;;
 498
 499         coverage)
 500             __CodeCoverage=Coverage
 501             ;;
 502
 503         cross)
 504             __CrossBuild=1
 505             ;;
 506
 507                 verbose)
 508         __VerboseBuild=1
 509         ;;
 510
 511         clang3.5)
 512             __ClangMajorVersion=3
 513             __ClangMinorVersion=5
 514             ;;
 515
 516         clang3.6)
 517             __ClangMajorVersion=3
 518             __ClangMinorVersion=6
 519             ;;
 520
 521         clang3.7)
 522             __ClangMajorVersion=3
 523             __ClangMinorVersion=7
 524             ;;
 525
 526         clang3.8)
 527             __ClangMajorVersion=3
 528             __ClangMinorVersion=8
 529             ;;
 530
 531         ninja)
 532             __UseNinja=1
 533             ;;
 534
 535         configureonly)
 536             __ConfigureOnly=1
 537             __SkipCoreCLR=1
 538             __SkipMSCorLib=1
 539             __IncludeTests=
 540             ;;
 541
 542         skipconfigure)
 543             __SkipConfigure=1
 544             ;;
 545
 546         skipnative)
 547             # Use "skipnative" to use the same option name as build.cmd.
 548             __SkipCoreCLR=1
 549             ;;
 550
 551         skipcoreclr)
 552             # Accept "skipcoreclr" for backwards-compatibility.
 553             __SkipCoreCLR=1
 554             ;;
 555
 556         skipmscorlib)
 557             __SkipMSCorLib=1
 558             ;;
 559
 560         skipgenerateversion)
 561             __SkipGenerateVersion=1
 562             ;;
 563
 564         includetests)
 565             ;;
 566
 567         skiptests)
 568             __IncludeTests=
 569             ;;
 570
 571         skipnuget)
 572             __SkipNuget=1
 573             ;;
 574
 575         cmakeargs)
 576             if [ -n "$2" ]; then
 577                 __cmakeargs="$2"
 578                 shift
 579             else
 580                 echo "ERROR: 'cmakeargs' requires a non-empty option argument"
 581                 exit 1
 582             fi
 583             ;;
 584
 585         bindir)
 586             if [ -n "$2" ]; then
 587                 __RootBinDir="$2"
 588                 if [ ! -d $__RootBinDir ]; then
 589                     mkdir $__RootBinDir
 590                 fi
 591                 __RootBinParent=$(dirname $__RootBinDir)
 592                 __RootBinName=${__RootBinDir##*/}
 593                 __RootBinDir="$(cd $__RootBinParent &>/dev/null && printf %s/%s $PWD $__RootBinName)"
 594                 shift
 595             else
 596                 echo "ERROR: 'bindir' requires a non-empty option argument"
 597                 exit 1
 598             fi
 599             ;;
 600
 601         *)
 602             __UnprocessedBuildArgs="$__UnprocessedBuildArgs $1"
 603             ;;
 604     esac
 605
 606     shift
 607 done
 608
 609 __RunArgs="-BuildArch=$__BuildArch -BuildType=$__BuildType -BuildOS=$__BuildOS"
 610
 611 # Configure environment if we are doing a verbose build
 612 if [ $__VerboseBuild == 1 ]; then
 613     export VERBOSE=1
 614         __RunArgs="$__RunArgs -verbose"
 615 fi
 616
 617 # Set default clang version
 618 if [[ $__ClangMajorVersion == 0 && $__ClangMinorVersion == 0 ]]; then
 619     if [ $__CrossBuild == 1 ]; then
 620         __ClangMajorVersion=3
 621         __ClangMinorVersion=6
 622     else
 623         __ClangMajorVersion=3
 624         __ClangMinorVersion=5
 625     fi
 626 fi
 627
 628 # Set dependent variables
 629 __LogsDir="$__RootBinDir/Logs"
 630
 631 # init the distro name
 632 initDistroRid
 633
 634 # Set the remaining variables based upon the determined build configuration
 635 __BinDir="$__RootBinDir/Product/$__BuildOS.$__BuildArch.$__BuildType"
 636 __PackagesBinDir="$__BinDir/.nuget"
 637 __ToolsDir="$__RootBinDir/tools"
 638 __TestWorkingDir="$__RootBinDir/tests/$__BuildOS.$__BuildArch.$__BuildType"
 639 export __IntermediatesDir="$__RootBinDir/obj/$__BuildOS.$__BuildArch.$__BuildType"
 640 __TestIntermediatesDir="$__RootBinDir/tests/obj/$__BuildOS.$__BuildArch.$__BuildType"
 641 __isMSBuildOnNETCoreSupported=0
 642
 643 # Init if MSBuild for .NET Core is supported for this platform
 644 isMSBuildOnNETCoreSupported
 645
 646 # CI_SPECIFIC - On CI machines, $HOME may not be set. In such a case, create a subfolder and set the variable to set.
 647 # This is needed by CLI to function.
 648 if [ -z "$HOME" ]; then
 649     if [ ! -d "$__ProjectDir/temp_home" ]; then
 650         mkdir temp_home
 651     fi
 652     export HOME=$__ProjectDir/temp_home
 653     echo "HOME not defined; setting it to $HOME"
 654 fi
 655
 656 # Specify path to be set for CMAKE_INSTALL_PREFIX.
 657 # This is where all built CoreClr libraries will copied to.
 658 export __CMakeBinDir="$__BinDir"
 659
 660 # Configure environment if we are doing a cross compile.
 661 if [ $__CrossBuild == 1 ]; then
 662     export CROSSCOMPILE=1
 663     if ! [[ -n "$ROOTFS_DIR" ]]; then
 664         export ROOTFS_DIR="$__ProjectRoot/cross/rootfs/$__BuildArch"
 665     fi
 666 fi
 667
 668 # Make the directories necessary for build if they don't exist
 669
 670 setup_dirs
 671
 672 # Check prereqs.
 673
 674 check_prereqs
 675
 676 # Build the coreclr (native) components.
 677
 678 build_coreclr
 679
 680 # Build System.Private.CoreLib.
 681
 682 build_CoreLib
 683
 684 # Generate nuget packages
 685 if [ $__SkipNuget != 1 ]; then
 686     generate_NugetPackages
 687 fi
 688
 689
 690 # Build complete
 691
 692 echo "Repo successfully built."
 693 echo "Product binaries are available at $__BinDir"
 694 exit 0