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68 lines
2.7 KiB
68 lines
2.7 KiB
# Ensure a minimal MSYS2/MINGW64 environment. We follow the recipes
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# from the GitHub Action setup-msys2, found at
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# https://github.com/msys2/setup-msys2/blob/master/main.js
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$emacs_build_dir = $PSScriptRoot + '\..'
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$msys2_dir = $env:msys2_dir
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if ($msys2_dir)
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{
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if (!(Test-Path "$msys2_dir"))
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{
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Write-Output "Environment variable msys2_dir suggests that MSYS2 is installed in"
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Write-Output " $msys2_dir"
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Write-Output "but there is no valid MSYS2 system there."
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exit -1
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}
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}
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else
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{
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# Location of MSYS can be overriden
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$msys2_dir = $emacs_build_dir + '\msys64'
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$env:msys2_dir = $msys2_dir
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if ( !(Test-Path "$msys2_dir") )
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{
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Write-Output "Creating MSYS2 directory $msys2_dir"
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mkdir $msys2_dir
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}
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}
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if (!(Test-Path "$msys2_dir\msys2_shell.cmd"))
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{
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$release_url = 'https://api.github.com/repos/msys2/msys2-installer/releases/latest'
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# $inst_url = 'https://github.com/msys2/msys2-installer/releases/download/2022-09-04/msys2-base-x86_64-20220904.sfx.exe'
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# $installer_checksum = 'BB92718BCE932398A2E236D60C53EF35C3BC9A96999A26DD5814E66A2F4BAF1F'
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$installer = $msys2_dir + '\msys2-base.exe'
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if (!(Test-Path $installer))
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{
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Write-Output "Downloading MSYS2 installer to $installer"
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[Net.ServicePointManager]::SecurityProtocol = "tls12, tls11, tls"
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$installer_obj = (Invoke-RestMethod -Uri $release_url).assets | Where-Object { $_.name -match 'sfx.exe$' }
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Invoke-WebRequest -Uri $installer_obj.browser_download_url -OutFile $installer -UseBasicParsing
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}
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# $checksum = (Get-FileHash $installer -Algorithm SHA256)[0].Hash
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# if ($checksum -ne $installer_checksum)
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# {
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# Write-Output "Downloaded file $installer has checksum $checksum"
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# Write-Output "which differs from $installer_checksum"
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# }
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Write-Output "Emacs build root: $emacs_build_dir"
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Set-Location "$emacs_build_dir"
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Write-Output "Unpack MSYS2"
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& $installer -y
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Set-Location $emacs_build_dir
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# Reduce time required to install packages by disabling pacman's disk space checking
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.\scripts\msys2.cmd -c 'sed -i "s/^CheckSpace/#CheckSpace/g" /etc/pacman.conf'
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# Force update packages
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Write-Output "First forced update"
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.\scripts\msys2.cmd -c 'pacman --noprogressbar --noconfirm -Syuu'
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# We have changed /etc/pacman.conf above which means on a pacman upgrade
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# pacman.conf will be installed as pacman.conf.pacnew
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#.\scripts\msys2.cmd -c 'mv -f /etc/pacman.conf.pacnew /etc/pacman.conf'
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.\scripts\msys2.cmd -c 'sed -i "s/^CheckSpace/#CheckSpace/g" /etc/pacman.conf'
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# Kill remaining tasks
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taskkill /f /fi 'MODULES EQ msys-2.0.dll'
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}
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