Improve upgrade warning wrt #414

app/ghcup/Main.hs

@@ -253,7 +253,7 @@ Report bugs at <https://github.com/haskell/ghcup-hs/issues>|]
                                         logWarn ("New "
                                           <> T.pack (prettyShow t)
                                           <> " version available. "
-                                          <> "To upgrade, run 'ghcup install "
+                                          <> "If you want to install this latest version, run 'ghcup install "
                                           <> T.pack (prettyShow t)
                                           <> " "
                                           <> prettyVer l

scripts/bootstrap/bootstrap-haskell.ps1

@@ -38,13 +38,9 @@ param (
     # Specify the cabal root directory (default: '$InstallDir\cabal')
     [string]$CabalDir,
     # Whether to disable use of curl.exe
-    [switch]$DisableCurl,
-    # The Msys2 version to download (e.g. 20221216)
-    [string]$Msys2Version
+    [switch]$DisableCurl
 )
 
-$DefaultMsys2Version = "20221216"
-
 $Silent = !$Interactive
 
 function Print-Msg {
@@ -427,15 +423,12 @@ if (!(Test-Path -Path ('{0}' -f $MsysDir))) {
 	Start-Sleep -s 5
 
     # Download the archive
-	if (!($Msys2Version)) {
-		$Msys2Version = $DefaultMsys2Version
-	}
-    Print-Msg -msg ('Downloading Msys2 archive {0}...' -f $Msys2Version)
-    $archive = ('msys2-base-x86_64-{0}.sfx.exe' -f $Msys2Version)
+    Print-Msg -msg 'Downloading Msys2 archive...'
+    $archive = 'msys2-x86_64-latest.sfx.exe'
     $archivePath = ('{0}\{1}' -f ([IO.Path]::GetTempPath()), "$archive")
-
+    
     if ((Get-Command -Name 'curl.exe' -ErrorAction SilentlyContinue) -and !($DisableCurl)) {
-      Exec "curl.exe" '-o' "$archivePath" ('https://repo.msys2.org/distrib/x86_64/{0}' -f "$archive")
+      Exec "curl.exe" '-o' "$archivePath" ('https://repo.msys2.org/distrib/{0}' -f "$archive")
     } else {
       Get-FileWCSynchronous -url ('https://repo.msys2.org/distrib/{0}' -f $archive) -destinationFolder ([IO.Path]::GetTempPath()) -includeStats
     }