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# Set up Windows build dependencies.
#
# This script first sees if msys is installed. If so, it just uses it. If not, it tries to bootstrap it with chocolatey or winget.
#Requires -Version 4.0
$ErrorActionPreference = "Stop"
. "$PSScriptRoot\functions.ps1"
$msysprefix = Get-MSYS2Prefix
function Check-FileHash {
$file_path = $args[0]
Write-Host "Checking SHA256 hash of $file_path"
$actual_hash = (Get-FileHash -Algorithm SHA256 -Path $file_path).Hash.toLower()
$expected_hash = (Get-Content "$file_path.sha256").split()[0]
if ($actual_hash -ne $expected_hash) {
Write-Host "SHA256 hash mismatch!"
Write-Host "Expected: $expected_hash"
Write-Host "Actual: $actual_hash"
exit 1
}
}
function Install-MSYS2 {
$repo = 'msys2/msys2-installer'
$uri = "https://api.github.com/repos/$repo/releases"
$headers = @{
'Accept' = 'application/vnd.github+json'
'X-GitHub-API-Version' = '2022-11-28'
}
$installer_path = "$env:TEMP\msys2-base.exe"
if ($env:PROCESSOR_ARCHITECTURE -ne "AMD64") {
Write-Host "We can only install MSYS2 for 64-bit x86 systems, but you appear to have a different processor architecture ($env:PROCESSOR_ARCHITECTURE)."
Write-Host "You will need to install MSYS2 yourself instead."
exit 1
}
Write-Host "Determining latest release"
$release_list = Invoke-RestMethod -Uri $uri -Headers $headers -TimeoutSec 30
$release = $release_list[0]
$release_name = $release.name
$version = $release.tag_name.Replace('-', '')
$installer_url = "https://github.com/$repo/releases/download/$release_name/msys2-x86_64-$version.exe"
Write-Host "Fetching $installer_url"
Invoke-WebRequest $installer_url -OutFile $installer_path
Write-Host "Fetching $installer_url.sha256"
Invoke-WebRequest "$installer_url.sha256" -OutFile "$installer_path.sha256"
Write-Host "Checking file hash"
Check-FileHash $installer_path
Write-Host "Installing"
& $installer_path in --confirm-command --accept-messages --root C:/msys64
return "C:\msys64"
}
if (-Not ($msysprefix)) {
Write-Host "Could not find MSYS2, attempting to install it"
$msysprefix = Install-MSYS2
}
$msysbash = Get-MSYS2Bash "$msysprefix"
$env:CHERE_INVOKING = 'yes'
& $msysbash -l "$PSScriptRoot\msys2-dependencies.sh"
if ($LastExitcode -ne 0) {
Write-Host "First update attempt failed. This is expected if the msys-runtime package needed updated, trying again."
& $msysbash -l "$PSScriptRoot\msys2-dependencies.sh"
if ($LastExitcode -ne 0) {
exit 1
}
}
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