Launcher: a folder that holds the game's update is not taken for the game

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

pc-vr/launch.ps1

@@ -186,10 +186,13 @@ function Get-GameInfo([string]$eboot) {
     return Read-Sfo ([System.IO.Path]::Combine($folder, "sce_sys", "param.sfo"))
 }
 
-# The unpacked game under a folder: the one this is made for, if there are several.
+# The unpacked game under a folder: the one this is made for, if there are several. (A folder
+# named after a game with -UPDATE, -patch or -mods at the end is not a game: the emulator lays
+# what is in it over the game's own files.)
 function Find-Game([string]$top) {
     $first = $null
     foreach ($folder in (Get-Folders $top)) {
+        if ($folder -match '-(UPDATE|patch|mods)$') { continue }
         $eboot = [System.IO.Path]::Combine($folder, "eboot.bin")
         if (-not [System.IO.File]::Exists($eboot)) { continue }
         if ((Get-GameInfo $eboot)["TITLE_ID"] -eq $madeFor) { return $eboot }

tools/tests/launcher-test.ps1

@@ -59,6 +59,14 @@ if ($haveSfo) {
     Check "c  prefers CUSA12392 among two" (Find-Game $g) "$g\Zzz\eboot.bin"
 }
 
+# c2: the game's update in a folder of its own beside it, found first by its name
+if ($haveSfo) {
+    $g = "$base\c2\games"; Make-Game "$g\CUSA12392-UPDATE" $true; Make-Game "$g\Game\CUSA12392" $true
+    Check "c2 an update's folder is not the game" (Find-Game $g) "$g\Game\CUSA12392\eboot.bin"
+}
+$g = "$base\c3\games"; Make-Game "$g\CUSA12392-UPDATE" $true
+Check "c3 an update's folder alone is no game" (Find-Game $g) ""
+
 # d: only the leftovers of an unpacking
 $g = "$base\d\games"; Make-Game "$g\CUSA12392\.unpacking\files\uroot" $true
 Check "d  half-unpacked game is not taken" (Find-Game $g) ""