miicha/buildSVN.ps1

## buildSVN.ps1
#!/usr/bin/env pwsh

<#
.SYNOPSIS
    Build SVN (including dependencies).

.PARAMETER BuildRoot
    Directory where downloaded files and build products will be stored.

.PARAMETER Parallel
    Run make with the given number of parallel worker processes.

.PARAMETER Tidy
    Whether files not strictly required to run the distribution should be removed from the deployment.
#>

param (
    [Parameter(Position = 0, Mandatory = $false)]
    [String]$BuildRoot = $PSScriptRoot,
    [Int]$Parallel = 1,
    [Switch]$libressl = $true,
    [Switch]$apr = $true,
    [Switch]$neon = $false,
    [Switch]$libxml = $true,
    [Switch]$sqlite = $true,
    [Switch]$serf = $true,
    [Switch]$buildHelper = $true,
    [Switch]$Tidy = $false
)

$LibreSSLVersion  = "3.0.2"
$LibreSSLSHA256   = "DF7B172BF79B957DD27EF36DCAA1FB162562C0E8999E194AA8C1A3DF2F15398E"

$aprVersion  = "1.7.0"
$aprUtilVersion  = "1.6.1"
$aprIconvVersion  = "1.2.2"
$zlibVersion  = "1.2.11"
$libxmlVersion  = "2.9.7"
$neonVersion  = "0.31.0"

$SQLite3Version   = "3300100"
$SQLite3SHA256    = "8C5A50DB089BD2A1B08DBC5B00D2027602CA7FF238BA7658FABCA454D4298E60"

$SvnVersion = "1.13.0"
$SvnSHA512  = "36f390b412bf772bf894efc2aadc247f12ca30ac407e04f664c14411c3519e1bb242d1239f2f44cbcb86eafc7c413efc8eadbfe1d1e75118235a7b7adc6c85b2"

$SerfVersion = "1.3.9"
$sconsVersion = "3.1.2"


# Directories for various files
if($buildHelper){
	$BuildRoot = New-Item $BuildRoot -ItemType Directory -Force
	if(Test-Path "$BuildRoot/build") {Remove-Item "$BuildRoot/build" -Recurse -Force}
	if(Test-Path "$BuildRoot/stage") {Remove-Item "$BuildRoot/stage" -Recurse -Force}
	$Downloads = New-Item "$BuildRoot/downloads" -ItemType Directory -Force
	$Build     = New-Item "$BuildRoot/build" -ItemType Directory
	$Stage     = New-Item "$BuildRoot/stage" -ItemType Directory
	echo "prepare environment"
	# Environment preparation
	New-Item "$Stage/bin" -ItemType Directory | Out-Null
	New-Item "$Stage/include" -ItemType Directory | Out-Null
	New-Item "$Stage/lib" -ItemType Directory | Out-Null
	New-Item "$Stage/lib64" -ItemType SymbolicLink -Target "lib" | Out-Null
	New-Item "$Stage/lib/pkgconfig" -ItemType Directory | Out-Null
	New-Item "$Stage/share" -ItemType Directory | Out-Null
	New-Item "$Stage/share/man" -ItemType Directory | Out-Null
	New-Item "$Stage/man" -ItemType SymbolicLink -Target "share/man" | Out-Null
	New-Item "$Stage/share/doc" -ItemType Directory | Out-Null
	New-Item "$Stage/doc" -ItemType SymbolicLink -Target "share/doc" | Out-Null
	New-Item "$Stage/share/info" -ItemType Directory | Out-Null
}
else{
    $Downloads = "$BuildRoot/downloads"
    $Build     = "$BuildRoot/build"
    $Stage     = "$BuildRoot/stage"
}

# LibreSSL cryptography library
if ($libressl -And $buildHelper) {
    $LibreSSLURL      = "https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-$LibreSSLVersion.tar.gz"

    $LibreSSLArchive  = "$Downloads/libressl-$LibreSSLVersion.tar.gz"
    if (-not (Test-Path $LibreSSLArchive -Type Leaf)) {
        Write-Host "Downloading $LibreSSLURL" -ForegroundColor Blue
        Invoke-WebRequest $LibreSSLURL -OutFile $LibreSSLArchive
    }

    echo "checking checksum"
    if ($LibreSSLSHA256 -eq (Get-FileHash $LibreSSLArchive -Algorithm SHA256).Hash) {
        tar -xzf $LibreSSLArchive -C $Build
        Set-Location "$Build/libressl-$LibreSSLVersion"
    } else {
        Write-Error "Checksum mismatch for $LibreSSLArchive"
    }

    Write-Host "Building LibreSSL $LibreSSLVersion" -ForegroundColor Green
    ./configure --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# Apache Portable Runtime
if ($apr -And $buildHelper) {
    $aprURL = "http://mirrors.gigenet.com/apache//apr/apr-$aprVersion.tar.gz"
    $aprArchive  = "$Downloads/apr-$aprVersion.tar.gz"
    if (-not (Test-Path $aprArchive -Type Leaf)) {
        Write-Host "Downloading $aprURL" -ForegroundColor Blue
        Invoke-WebRequest $aprURL -OutFile $aprArchive
    }

    echo "unpack apr"
    tar -xzf $aprArchive -C $Build
    Set-Location "$Build/apr-$aprVersion"

    Write-Host "Building apr $aprVersion" -ForegroundColor Green
    ./configure --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# Apache Portable Runtime Util
if ($apr -And $buildHelper) {
    $aprUtilURL = "http://mirrors.gigenet.com/apache//apr/apr-util-$aprUtilVersion.tar.gz"
    $aprUtilArchive  = "$Downloads/apr-util-$aprUtilVersion.tar.gz"
    if (-not (Test-Path $aprUtilArchive -Type Leaf)) {
        Write-Host "Downloading $aprUtilURL" -ForegroundColor Blue
        Invoke-WebRequest $aprUtilURL -OutFile $aprUtilArchive
    }

    echo "unpack apr util"
    tar -xzf $aprUtilArchive -C $Build
    Set-Location "$Build/apr-util-$aprUtilVersion"

    Write-Host "Building apr-util $aprUtilVersion" -ForegroundColor Green
    ./configure --with-apr="$Build/apr-$aprVersion" --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# Apache Portable Runtime ICONV
if ($apr -And $buildHelper) {
    $aprIconvURL = "http://mirrors.gigenet.com/apache//apr/apr-iconv-$aprIconvVersion.tar.gz"
    $aprIconvArchive  = "$Downloads/apr-iconv-$aprIconvVersion.tar.gz"
    if (-not (Test-Path $aprIconvArchive -Type Leaf)) {
        Write-Host "Downloading $aprIconvURL" -ForegroundColor Blue
        Invoke-WebRequest $aprIconvURL -OutFile $aprIconvArchive
    }

    echo "unpack apr iconv"
    tar -xzf $aprIconvArchive -C $Build
    Set-Location "$Build/apr-iconv-$aprIconvVersion"

    Write-Host "Building apr-iconv $aprIconvVersion" -ForegroundColor Green
    ./configure --with-apr="$Build/apr-$aprVersion" --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# SQLite3 database library
if ($sqlite -And $buildHelper) {
    $SQLite3URL       = "https://sqlite.org/2019/sqlite-autoconf-$SQLite3Version.tar.gz"

    $SQLite3Archive   = "$Downloads/sqlite-autoconf-$SQLite3Version.tar.gz"
    if (-not (Test-Path $SQLite3Archive -Type Leaf)) {
        Write-Host "Downloading $SQLite3URL" -ForegroundColor Blue
        Invoke-WebRequest $SQLite3URL -OutFile $SQLite3Archive
    }

    echo "checking checksum"
    if ($SQLite3SHA256 -eq (Get-FileHash $SQLite3Archive -Algorithm SHA256).Hash) {
        tar -xzf $SQLite3Archive -C $Build
        Set-Location "$Build/sqlite-autoconf-$SQLite3Version"
    } else {
        Write-Error "Checksum mismatch for $SQLite3Archive"
    }

    Write-Host "Building SQLite3 $SQLite3Version" -ForegroundColor Green
    ./configure --prefix="$Stage" --disable-static
    make -j"$Parallel"
    make install
}

# ZLib
if ($zlib -And $buildHelper) {
    $zlibURL = "http://zlib.net/zlib-$zlibVersion.tar.gz"
    $zlibArchive  = "$Downloads/zlib-$zlibVersion.tar.gz"
    if (-not (Test-Path $zlibArchive -Type Leaf)) {
        Write-Host "Downloading $zlibURL" -ForegroundColor Blue
        Invoke-WebRequest $zlibURL -OutFile $zlibArchive
    }

    echo "unpack zlib"
    tar -xzf $zlibArchive -C $Build
    Set-Location "$Build/zlib-$zlibVersion"

    Write-Host "Building zlib $zlibVersion" -ForegroundColor Green
    ./configure --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# Libxml 2
if ($libxml -And $buildHelper) {
    $libxmlURL = "ftp://xmlsoft.org/libxml2/libxml2-$libxmlVersion.tar.gz"
    $libxmlArchive  = "$Downloads/libxml2-$libxmlVersion.tar.gz"
    if (-not (Test-Path $libxmlArchive -Type Leaf)) {
        Write-Host "Downloading $libxmlURL" -ForegroundColor Blue
        wget $libxmlURL -O $libxmlArchive
    }

    echo "unpack libxml"
    tar -xzf $libxmlArchive -C $Build
    Set-Location "$Build/libxml2-$libxmlVersion"

    Write-Host "Building libxml2 $libxmlVersion" -ForegroundColor Green
    ./configure --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# webdav neon
if ($neon -And $buildHelper) {
    $neonURL = "http://www.webdav.org/neon/neon-$neonVersion.tar.gz"
    $neonArchive  = "$Downloads/neon-$neonVersion.tar.gz"
    if (-not (Test-Path $neonArchive -Type Leaf)) {
        Write-Host "Downloading $neonURL" -ForegroundColor Blue
        Invoke-WebRequest $neonURL -OutFile $neonArchive
    }

    echo "unpack neon"
    tar -xzf $neonArchive -C $Build
    Set-Location "$Build/neon-$neonVersion"

    Write-Host "Building neon $neonVersion" -ForegroundColor Green
    ./configure --with-ssl --with-libs="$Stage" --prefix="$Stage"
    make -j"$Parallel"
    make install
}

# Apache Serf library
if ($serf -And $buildHelper) {
    $SerfURL      = "https://www.apache.org/dist/serf/serf-$SerfVersion.tar.bz2"

    $SerfArchive  = "$Downloads/serf-$SerfVersion.tar.gz"
    if (-not (Test-Path $SerfArchive -Type Leaf)) {
        Write-Host "Downloading $SerfURL" -ForegroundColor Blue
        Invoke-WebRequest $SerfURL -OutFile $SerfArchive
    }

    echo "checking checksum"
    tar -xjvf $SerfArchive -C $Build
    Set-Location "$Build/serf-$SerfVersion"

    wget http://prdownloads.sourceforge.net/scons/scons-local-$sconsVersion.tar.gz
    tar -xvf ./scons-local-$sconsVersion.tar.gz

    #sed -i "/Append/s:RPATH=libdir,::"          SConstruct
    #sed -i "/Default/s:lib_static,::"           SConstruct
    #sed -i "/Alias/s:install_static,::"         SConstruct
    #sed -i "/  print/{s/print/print(/; s/$/)/}" SConstruct
    #sed -i "/get_contents()/s/,/.decode()&/"    SConstruct

    sed -i 's/OPENSSL_VERSION_NUMBER >= 0x10100000L/OPENSSL_VERSION_NUMBER >= 0x10100000L \&\& !defined(LIBRESSL_VERSION_NUMBER)/'    buckets/ssl_buckets.c
    sed -i 's/OPENSSL_VERSION_NUMBER >= 0x10100000L/OPENSSL_VERSION_NUMBER >= 0x10100000L \&\& !defined(LIBRESSL_VERSION_NUMBER)/'    test/server/test_sslserver.c

    Write-Host "Building serf $SerfVersion" -ForegroundColor Green
    python scons.py APR="$Stage" APU="$Stage" OPENSSL="$Stage" ZLIB="$Stage" PREFIX="$Stage"
    #python scons.py check
    python scons.py install
}


## SVN
$svnURL = "http://mirror.dkd.de/apache/subversion/subversion-$SvnVersion.tar.bz2"

$svnArchive  = "$Downloads/svn.tar.bz2"

if (-not (Test-Path $svnArchive -Type Leaf)) {
	Write-Host "Downloading $svnURL" -ForegroundColor Blue
	Invoke-WebRequest $svnURL -OutFile $svnArchive
}

$svnSource   = "$Build/subversion-$SvnVersion"
$svnBuild    = New-Item "$Build/SVNBuild-$SvnVersion" -ItemType Directory -Force
echo "checking checksum"
if ($SvnSHA512 -eq (Get-FileHash $svnArchive -Algorithm SHA512).Hash) {
	tar -xjf $svnArchive -C $Build
	Set-Location $svnBuild
} else {
	Write-Error "Checksum mismatch for $svnArchive"
}

Write-Host "$svnSource/configure" -ForegroundColor Green
& "$svnSource/configure" --without-berkeley-db --without-apxs --without-swig --with-zlib="$Stage" --with-sqlite="$Stage" --with-ssl --without-pic --disable-shared --with-apr="$Build/apr-$aprVersion" --with-apr-util="$Build/apr-util-$aprUtilVersion" --with-lz4=internal --with-utf8proc=internal --with-serf="$Stage" --prefix="$Stage"
make
make install

Set-Location $BuildRoot
	#!/usr/bin/env pwsh

	<#
	.SYNOPSIS
	Build SVN (including dependencies).

	.PARAMETER BuildRoot
	Directory where downloaded files and build products will be stored.

	.PARAMETER Parallel
	Run make with the given number of parallel worker processes.

	.PARAMETER Tidy
	Whether files not strictly required to run the distribution should be removed from the deployment.
	#>

	param (
	[Parameter(Position = 0, Mandatory = $false)]
	[String]$BuildRoot = $PSScriptRoot,
	[Int]$Parallel = 1,
	[Switch]$libressl = $true,
	[Switch]$apr = $true,
	[Switch]$neon = $false,
	[Switch]$libxml = $true,
	[Switch]$sqlite = $true,
	[Switch]$serf = $true,
	[Switch]$buildHelper = $true,
	[Switch]$Tidy = $false
	)

	$LibreSSLVersion = "3.0.2"
	$LibreSSLSHA256 = "DF7B172BF79B957DD27EF36DCAA1FB162562C0E8999E194AA8C1A3DF2F15398E"

	$aprVersion = "1.7.0"
	$aprUtilVersion = "1.6.1"
	$aprIconvVersion = "1.2.2"
	$zlibVersion = "1.2.11"
	$libxmlVersion = "2.9.7"
	$neonVersion = "0.31.0"

	$SQLite3Version = "3300100"
	$SQLite3SHA256 = "8C5A50DB089BD2A1B08DBC5B00D2027602CA7FF238BA7658FABCA454D4298E60"

	$SvnVersion = "1.13.0"
	$SvnSHA512 = "36f390b412bf772bf894efc2aadc247f12ca30ac407e04f664c14411c3519e1bb242d1239f2f44cbcb86eafc7c413efc8eadbfe1d1e75118235a7b7adc6c85b2"

	$SerfVersion = "1.3.9"
	$sconsVersion = "3.1.2"



	# Directories for various files
	if($buildHelper){
	$BuildRoot = New-Item $BuildRoot -ItemType Directory -Force
	if(Test-Path "$BuildRoot/build") {Remove-Item "$BuildRoot/build" -Recurse -Force}
	if(Test-Path "$BuildRoot/stage") {Remove-Item "$BuildRoot/stage" -Recurse -Force}
	$Downloads = New-Item "$BuildRoot/downloads" -ItemType Directory -Force
	$Build = New-Item "$BuildRoot/build" -ItemType Directory
	$Stage = New-Item "$BuildRoot/stage" -ItemType Directory
	echo "prepare environment"
	# Environment preparation
	New-Item "$Stage/bin" -ItemType Directory \| Out-Null
	New-Item "$Stage/include" -ItemType Directory \| Out-Null
	New-Item "$Stage/lib" -ItemType Directory \| Out-Null
	New-Item "$Stage/lib64" -ItemType SymbolicLink -Target "lib" \| Out-Null
	New-Item "$Stage/lib/pkgconfig" -ItemType Directory \| Out-Null
	New-Item "$Stage/share" -ItemType Directory \| Out-Null
	New-Item "$Stage/share/man" -ItemType Directory \| Out-Null
	New-Item "$Stage/man" -ItemType SymbolicLink -Target "share/man" \| Out-Null
	New-Item "$Stage/share/doc" -ItemType Directory \| Out-Null
	New-Item "$Stage/doc" -ItemType SymbolicLink -Target "share/doc" \| Out-Null
	New-Item "$Stage/share/info" -ItemType Directory \| Out-Null
	}
	else{
	$Downloads = "$BuildRoot/downloads"
	$Build = "$BuildRoot/build"
	$Stage = "$BuildRoot/stage"
	}

	# LibreSSL cryptography library
	if ($libressl -And $buildHelper) {
	$LibreSSLURL = "https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-$LibreSSLVersion.tar.gz"

	$LibreSSLArchive = "$Downloads/libressl-$LibreSSLVersion.tar.gz"
	if (-not (Test-Path $LibreSSLArchive -Type Leaf)) {
	Write-Host "Downloading $LibreSSLURL" -ForegroundColor Blue
	Invoke-WebRequest $LibreSSLURL -OutFile $LibreSSLArchive
	}

	echo "checking checksum"
	if ($LibreSSLSHA256 -eq (Get-FileHash $LibreSSLArchive -Algorithm SHA256).Hash) {
	tar -xzf $LibreSSLArchive -C $Build
	Set-Location "$Build/libressl-$LibreSSLVersion"
	} else {
	Write-Error "Checksum mismatch for $LibreSSLArchive"
	}

	Write-Host "Building LibreSSL $LibreSSLVersion" -ForegroundColor Green
	./configure --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# Apache Portable Runtime
	if ($apr -And $buildHelper) {
	$aprURL = "http://mirrors.gigenet.com/apache//apr/apr-$aprVersion.tar.gz"
	$aprArchive = "$Downloads/apr-$aprVersion.tar.gz"
	if (-not (Test-Path $aprArchive -Type Leaf)) {
	Write-Host "Downloading $aprURL" -ForegroundColor Blue
	Invoke-WebRequest $aprURL -OutFile $aprArchive
	}

	echo "unpack apr"
	tar -xzf $aprArchive -C $Build
	Set-Location "$Build/apr-$aprVersion"

	Write-Host "Building apr $aprVersion" -ForegroundColor Green
	./configure --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# Apache Portable Runtime Util
	if ($apr -And $buildHelper) {
	$aprUtilURL = "http://mirrors.gigenet.com/apache//apr/apr-util-$aprUtilVersion.tar.gz"
	$aprUtilArchive = "$Downloads/apr-util-$aprUtilVersion.tar.gz"
	if (-not (Test-Path $aprUtilArchive -Type Leaf)) {
	Write-Host "Downloading $aprUtilURL" -ForegroundColor Blue
	Invoke-WebRequest $aprUtilURL -OutFile $aprUtilArchive
	}

	echo "unpack apr util"
	tar -xzf $aprUtilArchive -C $Build
	Set-Location "$Build/apr-util-$aprUtilVersion"

	Write-Host "Building apr-util $aprUtilVersion" -ForegroundColor Green
	./configure --with-apr="$Build/apr-$aprVersion" --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# Apache Portable Runtime ICONV
	if ($apr -And $buildHelper) {
	$aprIconvURL = "http://mirrors.gigenet.com/apache//apr/apr-iconv-$aprIconvVersion.tar.gz"
	$aprIconvArchive = "$Downloads/apr-iconv-$aprIconvVersion.tar.gz"
	if (-not (Test-Path $aprIconvArchive -Type Leaf)) {
	Write-Host "Downloading $aprIconvURL" -ForegroundColor Blue
	Invoke-WebRequest $aprIconvURL -OutFile $aprIconvArchive
	}

	echo "unpack apr iconv"
	tar -xzf $aprIconvArchive -C $Build
	Set-Location "$Build/apr-iconv-$aprIconvVersion"

	Write-Host "Building apr-iconv $aprIconvVersion" -ForegroundColor Green
	./configure --with-apr="$Build/apr-$aprVersion" --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# SQLite3 database library
	if ($sqlite -And $buildHelper) {
	$SQLite3URL = "https://sqlite.org/2019/sqlite-autoconf-$SQLite3Version.tar.gz"

	$SQLite3Archive = "$Downloads/sqlite-autoconf-$SQLite3Version.tar.gz"
	if (-not (Test-Path $SQLite3Archive -Type Leaf)) {
	Write-Host "Downloading $SQLite3URL" -ForegroundColor Blue
	Invoke-WebRequest $SQLite3URL -OutFile $SQLite3Archive
	}

	echo "checking checksum"
	if ($SQLite3SHA256 -eq (Get-FileHash $SQLite3Archive -Algorithm SHA256).Hash) {
	tar -xzf $SQLite3Archive -C $Build
	Set-Location "$Build/sqlite-autoconf-$SQLite3Version"
	} else {
	Write-Error "Checksum mismatch for $SQLite3Archive"
	}

	Write-Host "Building SQLite3 $SQLite3Version" -ForegroundColor Green
	./configure --prefix="$Stage" --disable-static
	make -j"$Parallel"
	make install
	}

	# ZLib
	if ($zlib -And $buildHelper) {
	$zlibURL = "http://zlib.net/zlib-$zlibVersion.tar.gz"
	$zlibArchive = "$Downloads/zlib-$zlibVersion.tar.gz"
	if (-not (Test-Path $zlibArchive -Type Leaf)) {
	Write-Host "Downloading $zlibURL" -ForegroundColor Blue
	Invoke-WebRequest $zlibURL -OutFile $zlibArchive
	}

	echo "unpack zlib"
	tar -xzf $zlibArchive -C $Build
	Set-Location "$Build/zlib-$zlibVersion"

	Write-Host "Building zlib $zlibVersion" -ForegroundColor Green
	./configure --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# Libxml 2
	if ($libxml -And $buildHelper) {
	$libxmlURL = "ftp://xmlsoft.org/libxml2/libxml2-$libxmlVersion.tar.gz"
	$libxmlArchive = "$Downloads/libxml2-$libxmlVersion.tar.gz"
	if (-not (Test-Path $libxmlArchive -Type Leaf)) {
	Write-Host "Downloading $libxmlURL" -ForegroundColor Blue
	wget $libxmlURL -O $libxmlArchive
	}

	echo "unpack libxml"
	tar -xzf $libxmlArchive -C $Build
	Set-Location "$Build/libxml2-$libxmlVersion"

	Write-Host "Building libxml2 $libxmlVersion" -ForegroundColor Green
	./configure --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# webdav neon
	if ($neon -And $buildHelper) {
	$neonURL = "http://www.webdav.org/neon/neon-$neonVersion.tar.gz"
	$neonArchive = "$Downloads/neon-$neonVersion.tar.gz"
	if (-not (Test-Path $neonArchive -Type Leaf)) {
	Write-Host "Downloading $neonURL" -ForegroundColor Blue
	Invoke-WebRequest $neonURL -OutFile $neonArchive
	}

	echo "unpack neon"
	tar -xzf $neonArchive -C $Build
	Set-Location "$Build/neon-$neonVersion"

	Write-Host "Building neon $neonVersion" -ForegroundColor Green
	./configure --with-ssl --with-libs="$Stage" --prefix="$Stage"
	make -j"$Parallel"
	make install
	}

	# Apache Serf library
	if ($serf -And $buildHelper) {
	$SerfURL = "https://www.apache.org/dist/serf/serf-$SerfVersion.tar.bz2"

	$SerfArchive = "$Downloads/serf-$SerfVersion.tar.gz"
	if (-not (Test-Path $SerfArchive -Type Leaf)) {
	Write-Host "Downloading $SerfURL" -ForegroundColor Blue
	Invoke-WebRequest $SerfURL -OutFile $SerfArchive
	}

	echo "checking checksum"
	tar -xjvf $SerfArchive -C $Build
	Set-Location "$Build/serf-$SerfVersion"

	wget http://prdownloads.sourceforge.net/scons/scons-local-$sconsVersion.tar.gz
	tar -xvf ./scons-local-$sconsVersion.tar.gz

	#sed -i "/Append/s:RPATH=libdir,::" SConstruct
	#sed -i "/Default/s:lib_static,::" SConstruct
	#sed -i "/Alias/s:install_static,::" SConstruct
	#sed -i "/ print/{s/print/print(/; s/$/)/}" SConstruct
	#sed -i "/get_contents()/s/,/.decode()&/" SConstruct

	sed -i 's/OPENSSL_VERSION_NUMBER >= 0x10100000L/OPENSSL_VERSION_NUMBER >= 0x10100000L \&\& !defined(LIBRESSL_VERSION_NUMBER)/' buckets/ssl_buckets.c
	sed -i 's/OPENSSL_VERSION_NUMBER >= 0x10100000L/OPENSSL_VERSION_NUMBER >= 0x10100000L \&\& !defined(LIBRESSL_VERSION_NUMBER)/' test/server/test_sslserver.c

	Write-Host "Building serf $SerfVersion" -ForegroundColor Green
	python scons.py APR="$Stage" APU="$Stage" OPENSSL="$Stage" ZLIB="$Stage" PREFIX="$Stage"
	#python scons.py check
	python scons.py install
	}


	## SVN
	$svnURL = "http://mirror.dkd.de/apache/subversion/subversion-$SvnVersion.tar.bz2"

	$svnArchive = "$Downloads/svn.tar.bz2"

	if (-not (Test-Path $svnArchive -Type Leaf)) {
	Write-Host "Downloading $svnURL" -ForegroundColor Blue
	Invoke-WebRequest $svnURL -OutFile $svnArchive
	}

	$svnSource = "$Build/subversion-$SvnVersion"
	$svnBuild = New-Item "$Build/SVNBuild-$SvnVersion" -ItemType Directory -Force
	echo "checking checksum"
	if ($SvnSHA512 -eq (Get-FileHash $svnArchive -Algorithm SHA512).Hash) {
	tar -xjf $svnArchive -C $Build
	Set-Location $svnBuild
	} else {
	Write-Error "Checksum mismatch for $svnArchive"
	}

	Write-Host "$svnSource/configure" -ForegroundColor Green
	& "$svnSource/configure" --without-berkeley-db --without-apxs --without-swig --with-zlib="$Stage" --with-sqlite="$Stage" --with-ssl --without-pic --disable-shared --with-apr="$Build/apr-$aprVersion" --with-apr-util="$Build/apr-util-$aprUtilVersion" --with-lz4=internal --with-utf8proc=internal --with-serf="$Stage" --prefix="$Stage"
	make
	make install

	Set-Location $BuildRoot