summaryrefslogtreecommitdiff
path: root/build.sh
blob: 8d03121479e349fafe16276ce189e8002c0eaa38 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
#!/usr/bin/env bash

# resolve python-version to use
if [ "$PYTHON" == "" ] ; then
    if ! PYTHON=$(command -v python || command -v python2 || command -v python 2.7)
    then
       echo "Unable to locate build-dependency python2.x!" 1>&2
       exit 1
    fi
fi

# validate python-dependency
# useful in case of explicitly set option.
if ! command -v $PYTHON > /dev/null
then
   echo "Unable to locate build-dependency python2.x ($PYTHON)!" 1>&2
   exit 1
fi

usage()
{
    echo "Usage: $0 [BuildArch] [BuildType] [verbose] [coverage] [cross] [clangx.y] [ninja] [configureonly] [skipconfigure] [skipnative] [skipmscorlib] [skiptests] [cmakeargs] [bindir]"
    echo "BuildArch can be: x64, x86, arm, armel, arm64"
    echo "BuildType can be: debug, checked, release"
    echo "coverage - optional argument to enable code coverage build (currently supported only for Linux and OSX)."
    echo "ninja - target ninja instead of GNU make"
    echo "clangx.y - optional argument to build using clang version x.y."
    echo "cross - optional argument to signify cross compilation,"
    echo "      - will use ROOTFS_DIR environment variable if set."
    echo "crosscomponent - optional argument to build cross-architecture component,"
    echo "               - will use CAC_ROOTFS_DIR environment variable if set."
    echo "pgoinstrument - generate instrumented code for profile guided optimization enabled binaries."
    echo "configureonly - do not perform any builds; just configure the build."
    echo "skipconfigure - skip build configuration."
    echo "skipnative - do not build native components."
    echo "skipmscorlib - do not build mscorlib.dll."
    echo "skiptests - skip the tests in the 'tests' subdirectory."
    echo "skipnuget - skip building nuget packages."
    echo "portableLinux - build for Portable Linux Distribution"
    echo "verbose - optional argument to enable verbose build output."
    echo "-skiprestore: skip restoring packages ^(default: packages are restored during build^)."
	echo "-disableoss: Disable Open Source Signing for System.Private.CoreLib."
	echo "-sequential: force a non-parallel build ^(default is to build in parallel"
	echo "   using all processors^)."
	echo "-officialbuildid=^<ID^>: specify the official build ID to be used by this build."
	echo "-Rebuild: passes /t:rebuild to the build projects."
    echo "skipgenerateversion - disable version generation even if MSBuild is supported."
    echo "cmakeargs - user-settable additional arguments passed to CMake."
    echo "bindir - output directory (defaults to $__ProjectRoot/bin)"
    echo "buildstandalonegc - builds the GC in a standalone mode. Can't be used with \"cmakeargs\"."

    exit 1
}

initHostDistroRid()
{
    if [ "$__HostOS" == "Linux" ]; then
        if [ ! -e /etc/os-release ]; then
            echo "WARNING: Can not determine runtime id for current distro."
            __HostDistroRid=""
        else
            source /etc/os-release
            __HostDistroRid="$ID.$VERSION_ID-$__HostArch"
        fi
    fi
}

initTargetDistroRid()
{
    if [ $__CrossBuild == 1 ]; then
        if [ "$__BuildOS" == "Linux" ]; then
            if [ ! -e $ROOTFS_DIR/etc/os-release ]; then
                echo "WARNING: Can not determine runtime id for current distro."
                export __DistroRid=""
            else
                source $ROOTFS_DIR/etc/os-release
                export __DistroRid="$ID.$VERSION_ID-$__BuildArch"
            fi
        fi
    else
        export __DistroRid="$__HostDistroRid"
    fi

    # Portable builds target the base RID only for Linux based platforms
    if [ $__PortableLinux == 1 ]; then
        export __DistroRid="linux-$__BuildArch"
    fi
}

setup_dirs()
{
    echo Setting up directories for build

    mkdir -p "$__RootBinDir"
    mkdir -p "$__BinDir"
    mkdir -p "$__LogsDir"
    mkdir -p "$__IntermediatesDir"

    if [ $__CrossBuild == 1 ]; then
        mkdir -p "$__CrossComponentBinDir"
        mkdir -p "$__CrossCompIntermediatesDir"
    fi
}

# Check the system to ensure the right prereqs are in place

check_prereqs()
{
    echo "Checking prerequisites..."

    # Check presence of CMake on the path
    hash cmake 2>/dev/null || { echo >&2 "Please install cmake before running this script"; exit 1; }

    # Check for clang
    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; }

}


generate_event_logging_sources()
{
    if [ $__SkipCoreCLR == 1 ]; then
        return
    fi

# Event Logging Infrastructure
   __GeneratedIntermediate="$__IntermediatesDir/Generated"
   __GeneratedIntermediateEventProvider="$__GeneratedIntermediate/eventprovider_new"
    if [[ -d "$__GeneratedIntermediateEventProvider" ]]; then
        rm -rf  "$__GeneratedIntermediateEventProvider"
    fi

    if [[ ! -d "$__GeneratedIntermediate/eventprovider" ]]; then
        mkdir -p "$__GeneratedIntermediate/eventprovider"
    fi

    mkdir -p "$__GeneratedIntermediateEventProvider"
    if [[ $__SkipCoreCLR == 0 || $__ConfigureOnly == 1 ]]; then
        echo "Laying out dynamically generated files consumed by the build system "
        echo "Laying out dynamically generated Event Logging Test files"
        $PYTHON -B -Wall -Werror "$__ProjectRoot/src/scripts/genXplatEventing.py" --man "$__ProjectRoot/src/vm/ClrEtwAll.man" --exc "$__ProjectRoot/src/vm/ClrEtwAllMeta.lst" --testdir "$__GeneratedIntermediateEventProvider/tests"

        if  [[ $? != 0 ]]; then
            exit
        fi

        #determine the logging system
        case $__BuildOS in
            Linux)
                echo "Laying out dynamically generated Event Logging Implementation of Lttng"
                $PYTHON -B -Wall -Werror "$__ProjectRoot/src/scripts/genXplatLttng.py" --man "$__ProjectRoot/src/vm/ClrEtwAll.man" --intermediate "$__GeneratedIntermediateEventProvider"
                if  [[ $? != 0 ]]; then
                    exit
                fi
                ;;
            *)
                ;;
        esac
    fi

    echo "Cleaning the temp folder of dynamically generated Event Logging files"
    $PYTHON -B -Wall -Werror -c "import sys;sys.path.insert(0,\"$__ProjectRoot/src/scripts\"); from Utilities import *;UpdateDirectory(\"$__GeneratedIntermediate/eventprovider\",\"$__GeneratedIntermediateEventProvider\")"
    if  [[ $? != 0 ]]; then
        exit
    fi

    rm -rf "$__GeneratedIntermediateEventProvider"
}

build_native()
{
    skipCondition=$1
    platformArch="$2"
    intermediatesForBuild="$3"
    extraCmakeArguments="$4"
    message="$5"

    if [ $skipCondition == 1 ]; then
        echo "Skipping $message build."
        return
    fi

    # All set to commence the build
    echo "Commencing build of $message for $__BuildOS.$__BuildArch.$__BuildType in $intermediatesForBuild"

    generator=""
    buildFile="Makefile"
    buildTool="make"
    if [ $__UseNinja == 1 ]; then
        generator="ninja"
        buildFile="build.ninja"
        if ! buildTool=$(command -v ninja || command -v ninja-build); then
           echo "Unable to locate ninja!" 1>&2
           exit 1
        fi
    fi

    if [ $__SkipConfigure == 0 ]; then
        # if msbuild is not supported, then set __SkipGenerateVersion to 1
        if [ $__isMSBuildOnNETCoreSupported == 0 ]; then __SkipGenerateVersion=1; fi
        # Drop version.cpp file
        __versionSourceFile="$intermediatesForBuild/version.cpp"
        if [ $__SkipGenerateVersion == 0 ]; then
            pwd
            "$__ProjectRoot/run.sh" build -Project=$__ProjectDir/build.proj -generateHeaderUnix -NativeVersionSourceFile=$__versionSourceFile $__RunArgs $__UnprocessedBuildArgs
        else
            # Generate the dummy version.cpp, but only if it didn't exist to make sure we don't trigger unnecessary rebuild
            __versionSourceLine="static char sccsid[] __attribute__((used)) = \"@(#)No version information produced\";"
            if [ -e $__versionSourceFile ]; then
                read existingVersionSourceLine < $__versionSourceFile
            fi
            if [ "$__versionSourceLine" != "$existingVersionSourceLine" ]; then
                echo $__versionSourceLine > $__versionSourceFile
            fi
        fi

        pushd "$intermediatesForBuild"
        # Regenerate the CMake solution
        echo "Invoking \"$__ProjectRoot/src/pal/tools/gen-buildsys-clang.sh\" \"$__ProjectRoot\" $__ClangMajorVersion $__ClangMinorVersion $platformArch $__BuildType $__CodeCoverage $__IncludeTests $generator $extraCmakeArguments $__cmakeargs"
        "$__ProjectRoot/src/pal/tools/gen-buildsys-clang.sh" "$__ProjectRoot" $__ClangMajorVersion $__ClangMinorVersion $platformArch $__BuildType $__CodeCoverage $__IncludeTests $generator "$extraCmakeArguments" "$__cmakeargs"
        popd
    fi

    if [ ! -f "$intermediatesForBuild/$buildFile" ]; then
        echo "Failed to generate $message build project!"
        exit 1
    fi
    
    # Get the number of processors available to the scheduler
    # Other techniques such as `nproc` only get the number of
    # processors available to a single process.
    if [ `uname` = "FreeBSD" ]; then
        NumProc=`sysctl hw.ncpu | awk '{ print $2+1 }'`
    elif [ `uname` = "NetBSD" ]; then
        NumProc=$(($(getconf NPROCESSORS_ONLN)+1))
    else
        NumProc=$(($(getconf _NPROCESSORS_ONLN)+1))
    fi

    # Build
    if [ $__ConfigureOnly == 1 ]; then
        echo "Finish configuration & skipping $message build."
        return
    fi

    # Check that the makefiles were created.
    pushd "$intermediatesForBuild"

    echo "Executing $buildTool install -j $NumProc"

    $buildTool install -j $NumProc
    if [ $? != 0 ]; then
        echo "Failed to build $message."
        exit 1
    fi

    popd
}

build_cross_arch_component()
{
    __SkipCrossArchBuild=1
    TARGET_ROOTFS=""
    # check supported cross-architecture components host(__HostArch)/target(__BuildArch) pair
    if [[ "$__BuildArch" == "arm" && "$__CrossArch" == "x86" ]]; then
        export CROSSCOMPILE=0
        __SkipCrossArchBuild=0

        # building x64-host/arm-target cross-architecture component need to use cross toolchain of x86
        if [ "$__HostArch" == "x64" ]; then
            export CROSSCOMPILE=1
        fi
    else
        # not supported
        return
    fi    
    
    export __CMakeBinDir="$__CrossComponentBinDir"
    export CROSSCOMPONENT=1
    if [ $CROSSCOMPILE == 1 ]; then
        TARGET_ROOTFS="$ROOTFS_DIR"
        if [ -n "$CAC_ROOTFS_DIR" ]; then
            export ROOTFS_DIR="$CAC_ROOTFS_DIR"
        else
            export ROOTFS_DIR="$__ProjectRoot/cross/rootfs/$__CrossArch"
        fi
    fi

    __ExtraCmakeArgs="-DCLR_CMAKE_TARGET_ARCH=$__BuildArch -DCLR_CMAKE_TARGET_OS=$__BuildOS -DCLR_CMAKE_PACKAGES_DIR=$__PackagesDir -DCLR_CMAKE_PGO_INSTRUMENT=$__PgoInstrument"
    build_native $__SkipCrossArchBuild "$__CrossArch" "$__CrossCompIntermediatesDir" "$__ExtraCmakeArgs" "cross-architecture component"
   
    # restore ROOTFS_DIR, CROSSCOMPONENT, and CROSSCOMPILE 
    if [ -n "$TARGET_ROOTFS" ]; then
        export ROOTFS_DIR="$TARGET_ROOTFS"
    fi
    export CROSSCOMPONENT=
    export CROSSCOMPILE=1
}

isMSBuildOnNETCoreSupported()
{
    # This needs to be updated alongwith corresponding changes to netci.groovy.
    __isMSBuildOnNETCoreSupported=0

    if [ "$__HostArch" == "x64" ]; then
        if [ "$__HostOS" == "Linux" ]; then
            case "$__HostDistroRid" in
                "centos.7-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "debian.8-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "fedora.23-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "fedora.24-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "opensuse.13.2-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "opensuse.42.1-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "rhel.7"*"-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "ubuntu.14.04-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "ubuntu.16.04-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "ubuntu.16.10-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                "alpine.3.4.3-x64")
                    __isMSBuildOnNETCoreSupported=1
                    ;;
                *)
            esac
        elif [ "$__HostOS" == "OSX" ]; then
            __isMSBuildOnNETCoreSupported=1
        fi
    fi
}

build_CoreLib_ni()
{
    if [ $__SkipCoreCLR == 0 -a -e $__BinDir/crossgen ]; then
        echo "Generating native image for System.Private.CoreLib."
        $__BinDir/crossgen $__BinDir/System.Private.CoreLib.dll
        if [ $? -ne 0 ]; then
            echo "Failed to generate native image for System.Private.CoreLib."
            exit 1
        fi

        echo "Generating native image for MScorlib Facade."
        $__BinDir/crossgen $__BinDir/mscorlib.dll
        if [ $? -ne 0 ]; then
            echo "Failed to generate native image for mscorlib facade."
            exit 1
        fi

        if [ "$__BuildOS" == "Linux" ]; then
            echo "Generating symbol file for System.Private.CoreLib."
            $__BinDir/crossgen /CreatePerfMap $__BinDir $__BinDir/System.Private.CoreLib.ni.dll
            if [ $? -ne 0 ]; then
                echo "Failed to generate symbol file for System.Private.CoreLib."
                exit 1
            fi
        fi
    fi
}

build_CoreLib()
{

    if [ $__isMSBuildOnNETCoreSupported == 0 ]; then
        echo "System.Private.CoreLib.dll build unsupported."
        return
    fi

    if [ $__SkipMSCorLib == 1 ]; then
       echo "Skipping building System.Private.CoreLib."
       return
    fi

    echo "Commencing build of managed components for $__BuildOS.$__BuildArch.$__BuildType"

    # Invoke MSBuild
    $__ProjectRoot/run.sh build -Project=$__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

    if [ $? -ne 0 ]; then
        echo "Failed to build managed components."
        exit 1
    fi

    # The cross build generates a crossgen with the target architecture.
    if [ $__CrossBuild != 1 ]; then
       # The architecture of host pc must be same architecture with target.
       if [[ ( "$__HostArch" == "$__BuildArch" ) ]]; then
           build_CoreLib_ni
       elif [[ ( "$__HostArch" == "x64" ) && ( "$__BuildArch" == "x86" ) ]]; then
           build_CoreLib_ni
       elif [[ ( "$__HostArch" == "arm64" ) && ( "$__BuildArch" == "arm" ) ]]; then
           build_CoreLib_ni
       else 
           exit 1
       fi
    fi 
}

generate_NugetPackages()
{
    # We can only generate nuget package if we also support building mscorlib as part of this build.
    if [ $__isMSBuildOnNETCoreSupported == 0 ]; then
        echo "Nuget package generation unsupported."
        return
    fi

    # Since we can build mscorlib for this OS, did we build the native components as well?
    if [ $__SkipCoreCLR == 1 ]; then
        echo "Unable to generate nuget packages since native components were not built."
        return
    fi

    echo "Generating nuget packages for "$__BuildOS

    # Build the packages
    $__ProjectRoot/run.sh build -Project=$__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

    if [ $? -ne 0 ]; then
        echo "Failed to generate Nuget packages."
        exit 1
    fi
}

echo "Commencing CoreCLR Repo build"

# Argument types supported by this script:
#
# Build architecture - valid values are: x64, ARM.
# Build Type         - valid values are: Debug, Checked, Release
#
# Set the default arguments for build

# Obtain the location of the bash script to figure out where the root of the repo is.
__ProjectRoot="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

# Use uname to determine what the CPU is.
CPUName=$(uname -p)
# Some Linux platforms report unknown for platform, but the arch for machine.
if [ "$CPUName" == "unknown" ]; then
    CPUName=$(uname -m)
fi

case $CPUName in
    i686)
        echo "Unsupported CPU $CPUName detected, build might not succeed!"
        __BuildArch=x86
        __HostArch=x86
        ;;

    x86_64)
        __BuildArch=x64
        __HostArch=x64
        ;;

    armv7l)
        echo "Unsupported CPU $CPUName detected, build might not succeed!"
        __BuildArch=arm
        __HostArch=arm
        ;;

    aarch64)
        echo "Unsupported CPU $CPUName detected, build might not succeed!"
        __BuildArch=arm64
        __HostArch=arm64
        ;;

    *)
        echo "Unknown CPU $CPUName detected, configuring as if for x64"
        __BuildArch=x64
        __HostArch=x64
        ;;
esac

# Use uname to determine what the OS is.
OSName=$(uname -s)
case $OSName in
    Linux)
        __BuildOS=Linux
        __HostOS=Linux
        ;;

    Darwin)
        __BuildOS=OSX
        __HostOS=OSX
        ;;

    FreeBSD)
        __BuildOS=FreeBSD
        __HostOS=FreeBSD
        ;;

    OpenBSD)
        __BuildOS=OpenBSD
        __HostOS=OpenBSD
        ;;

    NetBSD)
        __BuildOS=NetBSD
        __HostOS=NetBSD
        ;;

    SunOS)
        __BuildOS=SunOS
        __HostOS=SunOS
        ;;

    *)
        echo "Unsupported OS $OSName detected, configuring as if for Linux"
        __BuildOS=Linux
        __HostOS=Linux
        ;;
esac

__BuildType=Debug
__CodeCoverage=
__IncludeTests=Include_Tests

# Set the various build properties here so that CMake and MSBuild can pick them up
__ProjectDir="$__ProjectRoot"
__SourceDir="$__ProjectDir/src"
__PackagesDir="$__ProjectDir/packages"
__RootBinDir="$__ProjectDir/bin"
__UnprocessedBuildArgs=
__RunArgs=
__MSBCleanBuildArgs=
__UseNinja=0
__VerboseBuild=0
__PgoInstrument=0
__ConfigureOnly=0
__SkipConfigure=0
__SkipRestore=""
__SkipNuget=0
__SkipCoreCLR=0
__SkipMSCorLib=0
__CrossBuild=0
__ClangMajorVersion=0
__ClangMinorVersion=0
__NuGetPath="$__PackagesDir/NuGet.exe"
__HostDistroRid=""
__DistroRid=""
__cmakeargs=""
__SkipGenerateVersion=0
__DoCrossArchBuild=0
__PortableLinux=0

while :; do
    if [ $# -le 0 ]; then
        break
    fi

    lowerI="$(echo $1 | awk '{print tolower($0)}')"
    case $lowerI in
        -\?|-h|--help)
            usage
            exit 1
            ;;

        x86)
            __BuildArch=x86
            ;;

        x64)
            __BuildArch=x64
            ;;

        arm)
            __BuildArch=arm
            ;;

        armel)
            __BuildArch=armel
            ;;

        arm64)
            __BuildArch=arm64
            ;;

        debug)
            __BuildType=Debug
            ;;

        checked)
            __BuildType=Checked
            ;;

        release)
            __BuildType=Release
            ;;

        coverage)
            __CodeCoverage=Coverage
            ;;

        cross)
            __CrossBuild=1
            ;;
            
		portablelinux)
            if [ "$__BuildOS" == "Linux" ]; then
                __PortableLinux=1
            else
                echo "ERROR: portableLinux not supported for non-Linux platforms."
                exit 1
            fi
            ;;
            
        verbose)
        __VerboseBuild=1
        ;;

        clang3.5)
            __ClangMajorVersion=3
            __ClangMinorVersion=5
            ;;

        clang3.6)
            __ClangMajorVersion=3
            __ClangMinorVersion=6
            ;;

        clang3.7)
            __ClangMajorVersion=3
            __ClangMinorVersion=7
            ;;

        clang3.8)
            __ClangMajorVersion=3
            __ClangMinorVersion=8
            ;;

        clang3.9)
            __ClangMajorVersion=3
            __ClangMinorVersion=9
            ;;

        ninja)
            __UseNinja=1
            ;;

        pgoinstrument)
            __PgoInstrument=1
            ;;

        configureonly)
            __ConfigureOnly=1
            __SkipMSCorLib=1
            __SkipNuget=1
            ;;

        skipconfigure)
            __SkipConfigure=1
            ;;

        skipnative)
            # Use "skipnative" to use the same option name as build.cmd.
            __SkipCoreCLR=1
            ;;

        skipcoreclr)
            # Accept "skipcoreclr" for backwards-compatibility.
            __SkipCoreCLR=1
            ;;

        crosscomponent)
            __DoCrossArchBuild=1
            ;;

        skipmscorlib)
            __SkipMSCorLib=1
            ;;

        skipgenerateversion)
            __SkipGenerateVersion=1
            ;;

        includetests)
            ;;

        skiptests)
            __IncludeTests=
            ;;

        skipnuget)
            __SkipNuget=1
            ;;

        cmakeargs)
            if [ -n "$2" ]; then
                __cmakeargs="$2"
                shift
            else
                echo "ERROR: 'cmakeargs' requires a non-empty option argument"
                exit 1
            fi
            ;;

        bindir)
            if [ -n "$2" ]; then
                __RootBinDir="$2"
                if [ ! -d $__RootBinDir ]; then
                    mkdir $__RootBinDir
                fi
                __RootBinParent=$(dirname $__RootBinDir)
                __RootBinName=${__RootBinDir##*/}
                __RootBinDir="$(cd $__RootBinParent &>/dev/null && printf %s/%s $PWD $__RootBinName)"
                shift
            else
                echo "ERROR: 'bindir' requires a non-empty option argument"
                exit 1
            fi
            ;;
        buildstandalonegc)
            __cmakeargs="-DFEATURE_STANDALONE_GC=1"
            ;;
        *)
            __UnprocessedBuildArgs="$__UnprocessedBuildArgs $1"
            ;;
    esac

    shift
done

__RunArgs="-BuildArch=$__BuildArch -BuildType=$__BuildType -BuildOS=$__BuildOS"

# Configure environment if we are doing a verbose build
if [ $__VerboseBuild == 1 ]; then
    export VERBOSE=1
	__RunArgs="$__RunArgs -verbose"
fi

# Set default clang version
if [[ $__ClangMajorVersion == 0 && $__ClangMinorVersion == 0 ]]; then
    if [ $__CrossBuild == 1 ]; then
        __ClangMajorVersion=3
        __ClangMinorVersion=6
    else
        __ClangMajorVersion=3
        __ClangMinorVersion=5
    fi
fi

# Set dependent variables
__LogsDir="$__RootBinDir/Logs"

# init the host distro name
initHostDistroRid

# Set the remaining variables based upon the determined build configuration
__BinDir="$__RootBinDir/Product/$__BuildOS.$__BuildArch.$__BuildType"
__PackagesBinDir="$__BinDir/.nuget"
__ToolsDir="$__RootBinDir/tools"
__TestWorkingDir="$__RootBinDir/tests/$__BuildOS.$__BuildArch.$__BuildType"
export __IntermediatesDir="$__RootBinDir/obj/$__BuildOS.$__BuildArch.$__BuildType"
__TestIntermediatesDir="$__RootBinDir/tests/obj/$__BuildOS.$__BuildArch.$__BuildType"
__isMSBuildOnNETCoreSupported=0
__CrossComponentBinDir="$__BinDir"
__CrossCompIntermediatesDir="$__IntermediatesDir/crossgen"

__CrossArch="$__HostArch"
if [[ "$__HostArch" == "x64" && "$__BuildArch" == "arm" ]]; then
    __CrossArch="x86"
fi
if [ $__CrossBuild == 1 ]; then
    __CrossComponentBinDir="$__CrossComponentBinDir/$__CrossArch"
fi
__CrossgenCoreLibLog="$__LogsDir/CrossgenCoreLib_$__BuildOS.$BuildArch.$__BuildType.log"
__CrossgenExe="$__CrossComponentBinDir/crossgen"

# Init if MSBuild for .NET Core is supported for this platform
isMSBuildOnNETCoreSupported

# CI_SPECIFIC - On CI machines, $HOME may not be set. In such a case, create a subfolder and set the variable to set.
# This is needed by CLI to function.
if [ -z "$HOME" ]; then
    if [ ! -d "$__ProjectDir/temp_home" ]; then
        mkdir temp_home
    fi
    export HOME=$__ProjectDir/temp_home
    echo "HOME not defined; setting it to $HOME"
fi

# Specify path to be set for CMAKE_INSTALL_PREFIX.
# This is where all built CoreClr libraries will copied to.
export __CMakeBinDir="$__BinDir"

# Configure environment if we are doing a cross compile.
if [ $__CrossBuild == 1 ]; then
    export CROSSCOMPILE=1
    if ! [[ -n "$ROOTFS_DIR" ]]; then
        export ROOTFS_DIR="$__ProjectRoot/cross/rootfs/$__BuildArch"
    fi
fi

# init the target distro name
initTargetDistroRid

# Make the directories necessary for build if they don't exist
setup_dirs

# Check prereqs.
check_prereqs

# Generate event logging infrastructure sources
generate_event_logging_sources

# Build the coreclr (native) components.
__ExtraCmakeArgs="-DCLR_CMAKE_TARGET_OS=$__BuildOS -DCLR_CMAKE_PACKAGES_DIR=$__PackagesDir -DCLR_CMAKE_PGO_INSTRUMENT=$__PgoInstrument"
build_native $__SkipCoreCLR "$__BuildArch" "$__IntermediatesDir" "$__ExtraCmakeArgs" "CoreCLR component"

# Build cross-architecture components
if [[ $__CrossBuild == 1 && $__DoCrossArchBuild == 1 ]]; then
    build_cross_arch_component
fi

# Build System.Private.CoreLib.

build_CoreLib

# Generate nuget packages
if [ $__SkipNuget != 1 ]; then
    generate_NugetPackages
fi


# Build complete

echo "Repo successfully built."
echo "Product binaries are available at $__BinDir"
exit 0