From 5ddc4ea8dd54ff0fec8c52c4e2732efa0d4df822 Mon Sep 17 00:00:00 2001
From: turboderp <11859846+turboderp@users.noreply.github.com>
Date: Sun, 10 May 2026 12:51:52 +0200
Subject: [PATCH] Actions: cu132 wheel experiment, attempt #2

---
 .github/workflows/build_cu132.yml | 87 +++++++++++++++++++++++++++++--
 1 file changed, 84 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/build_cu132.yml b/.github/workflows/build_cu132.yml
index 2841f62..15730ff 100644
--- a/.github/workflows/build_cu132.yml
+++ b/.github/workflows/build_cu132.yml
@@ -1,4 +1,4 @@
-name: Build Wheels & Release
+name: Build Wheels & Release, cu132 only
 
 on:
   workflow_dispatch:
@@ -250,13 +250,14 @@ jobs:
           }
 
           echo "$cudaRoot\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+          echo "$cudaRoot\bin\x64" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
           echo "$cudaRoot\libnvvp" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
           echo "CUDA_PATH=$cudaRoot" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
           echo "CUDA_PATH_V13_2=$cudaRoot" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
 
           $required = @(
             "$cudaRoot\bin\nvcc.exe",
-            "$cudaRoot\bin\nvrtc64_*.dll",
+            "$cudaRoot\bin\x64\nvrtc64_*.dll",
             "$cudaRoot\lib\x64\cublas.lib"
           )
           foreach ($pattern in $required) {
@@ -265,6 +266,86 @@ jobs:
             }
           }
 
+      - name: Install Linux CUDA 13.2
+        if: runner.os != 'Windows' && contains(matrix.cuda, '13.2')
+        run: |
+          $ErrorActionPreference = "Stop"
+
+          function Download-WithRetry {
+            param(
+              [Parameter(Mandatory=$true)][string]$Url,
+              [Parameter(Mandatory=$true)][string]$OutFile,
+              [int]$MaxAttempts = 5
+            )
+
+            for ($attempt = 1; $attempt -le $MaxAttempts; $attempt++) {
+              try {
+                Write-Host "Downloading $Url (attempt $attempt/$MaxAttempts)"
+                /usr/bin/curl -fL --retry 5 --retry-delay 5 --retry-all-errors -o $OutFile $Url
+
+                if (-not (Test-Path $OutFile)) { throw "File was not created: $OutFile" }
+                $size = (Get-Item $OutFile).Length
+                if ($size -le 0) { throw "Downloaded file is empty: $OutFile" }
+
+                Write-Host "Downloaded $OutFile ($size bytes)"
+                return
+              }
+              catch {
+                Write-Warning "Download failed for $Url : $_"
+                if ($attempt -eq $MaxAttempts) { throw }
+                Start-Sleep -Seconds ([Math]::Min(60, 5 * $attempt))
+              }
+            }
+          }
+
+          $cudaRoot = Join-Path $env:RUNNER_TEMP 'cuda-13.2'
+          New-Item -ItemType Directory -Force -Path $cudaRoot | Out-Null
+
+          $baseUrl = "https://developer.download.nvidia.com/compute/cuda/redist"
+          $packages = @(
+            "cuda_cudart/linux-x86_64/cuda_cudart-linux-x86_64-13.2.75-archive.tar.xz",
+            "cuda_nvcc/linux-x86_64/cuda_nvcc-linux-x86_64-13.2.78-archive.tar.xz",
+            "cuda_nvrtc/linux-x86_64/cuda_nvrtc-linux-x86_64-13.2.78-archive.tar.xz",
+            "libcublas/linux-x86_64/libcublas-linux-x86_64-13.4.0.1-archive.tar.xz",
+            "cuda_nvtx/linux-x86_64/cuda_nvtx-linux-x86_64-13.2.75-archive.tar.xz",
+            "cuda_profiler_api/linux-x86_64/cuda_profiler_api-linux-x86_64-13.2.75-archive.tar.xz",
+            "cuda_cccl/linux-x86_64/cuda_cccl-linux-x86_64-13.2.75-archive.tar.xz",
+            "libcusparse/linux-x86_64/libcusparse-linux-x86_64-12.7.10.1-archive.tar.xz",
+            "libcusolver/linux-x86_64/libcusolver-linux-x86_64-12.2.0.1-archive.tar.xz",
+            "libcurand/linux-x86_64/libcurand-linux-x86_64-10.4.2.55-archive.tar.xz",
+            "libcufft/linux-x86_64/libcufft-linux-x86_64-12.2.0.46-archive.tar.xz"
+          )
+
+          foreach ($package in $packages) {
+            $fileName = Split-Path $package -Leaf
+            Download-WithRetry "$baseUrl/$package" $fileName
+            /usr/bin/tar -xJf $fileName -C $cudaRoot
+          }
+
+          foreach ($archiveDir in Get-ChildItem $cudaRoot -Directory -Filter '*-archive') {
+            /bin/cp -a "$($archiveDir.FullName)/." "$cudaRoot/"
+          }
+          if (-not (Test-Path "$cudaRoot/lib64")) {
+            /bin/ln -s "$cudaRoot/lib" "$cudaRoot/lib64"
+          }
+
+          echo "$cudaRoot/bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+          echo "CUDA_HOME=$cudaRoot" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          echo "CUDA_PATH=$cudaRoot" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          echo "CUDACXX=$cudaRoot/bin/nvcc" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          echo "LD_LIBRARY_PATH=$cudaRoot/lib:$env:LD_LIBRARY_PATH" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+
+          $required = @(
+            "$cudaRoot/bin/nvcc",
+            "$cudaRoot/lib/libnvrtc.so",
+            "$cudaRoot/lib/libcublas.so"
+          )
+          foreach ($pattern in $required) {
+            if (-not (Test-Path $pattern)) {
+              throw "Missing required CUDA file: $pattern"
+            }
+          }
+
       - name: Install Linux CUDA ${{ matrix.cuda }}
         uses: Jimver/cuda-toolkit@v0.2.24
         id: cuda-toolkit-Linux
@@ -272,7 +353,7 @@ jobs:
           cuda: "${{ matrix.cuda }}"
           linux-local-args: '["--toolkit"]'
           method: "network"
-        if: runner.os != 'Windows' && matrix.cuda != ''
+        if: runner.os != 'Windows' && matrix.cuda != '' && !contains(matrix.cuda, '13.2')
 
       - name: Install CUDA build dependencies
         if: matrix.cuda != ''