ChakraCore/Build/scripts/locate_msbuild.ps1

#-------------------------------------------------------------------------------------------------------
# Copyright (C) Microsoft. All rights reserved.
# Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
#-------------------------------------------------------------------------------------------------------

# Locate-MSBuild
#
# Locate and return the preferred location of MSBuild on this machine.

. $PSScriptRoot\util.ps1

# helper to try to locate a single version
function Locate-MSBuild-Version([string]$version) {
    $msbuildTemplate = "{0}\msbuild\{1}\Bin\{2}\msbuild.exe"
    $msbuildUnscoped = "{0}\msbuild\{1}\Bin\msbuild.exe"

    $msbuildExe = $msbuildTemplate -f "${Env:ProgramFiles}", $version, "x86"
    $_ = WriteMessage "Trying `"$msbuildExe`""
    if (Test-Path $msbuildExe) { return $msbuildExe }

    $msbuildExe = $msbuildUnscoped -f "${Env:ProgramFiles(x86)}", $version
    $_ = WriteMessage "Trying `"$msbuildExe`""
    if (Test-Path $msbuildExe) { return $msbuildExe }

    $msbuildExe = $msbuildTemplate -f "${Env:ProgramFiles(x86)}", $version, "amd64"
    $_ = WriteMessage "Trying `"$msbuildExe`""
    if (Test-Path $msbuildExe) { return $msbuildExe }

    return "" # didn't find it so return empty string
}

function Locate-MSBuild() {
    $msbuildExe = "msbuild.exe"
    if (Get-Command $msbuildExe -ErrorAction SilentlyContinue) { return $msbuildExe }

    $msbuildExe = Locate-MSBuild-Version("14.0")
    if ($msbuildExe -and (Test-Path $msbuildExe)) {
        $_ = WriteMessage "Found `"$msbuildExe`""
        return $msbuildExe
    }

    $_ = WriteMessage "Dev14 not found, trying Dev12..."

    $msbuildExe = Locate-MSBuild-Version("12.0")
    if ($msbuildExe -and (Test-Path $msbuildExe)) {
        $_ = WriteMessage "Found `"$msbuildExe`""
        return $msbuildExe
    }

    WriteErrorMessage "Can't find msbuild.exe."
    return "" # return empty string
}