Install xwin and set winsysroot args to clang when present

scripts/windows/conda-setup-xwin-sdk.ps1

@@ -0,0 +1,35 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+
+$X_WIN_VERSION = "0.6.5"
+
+$conda_env = conda info --json | ConvertFrom-Json
+
+if( $conda_env.active_prefix_name -eq "base"){
+    Write-Output("Not in an active conda env. abort")
+    return -1
+}
+$conda_folder = $conda_env.active_prefix 
+Write-Output("Downloading x-win")
+# Small X-Win appretiation comment. 
+# It's really great, 
+# it can process windows store manifests, request files from MS-servers and unpack it. 
+# we can use it to get the offical SDK files from microsoft. 
+# We can't cargo-install it because to use the clang-msvc compat mode, 
+# 
+Invoke-WebRequest -Uri "https://github.com/Jake-Shadle/xwin/releases/download/$X_WIN_VERSION/xwin-$X_WIN_VERSION-x86_64-pc-windows-msvc.tar.gz" -OutFile "$conda_folder\xwin.tar.gz"  
+$ProgressPreference = 'Continue'
+Write-Output("Unpack x-win")
+Start-Process -WorkingDirectory "$conda_folder" -Wait tar -ArgumentList @('-xf', "xwin.tar.gz")
+
+# Splat the CRT and SDK file to /xwin/crt and /xwin/sdk respectively
+Write-Output("Downloading the windows SDK")
+$env:PATH ="$conda_folder\xwin-$X_WIN_VERSION-x86_64-pc-windows-msvc;$env:PATH"
+xwin --accept-license --manifest-version 16 splat --include-debug-symbols --include-debug-libs --use-winsysroot-style --preserve-ms-arch-notation --disable-symlinks --output "$conda_folder\xwin"
+
+Write-Output("Cleaning Up")
+Remove-Item "$conda_folder\xwin-$X_WIN_VERSION-x86_64-pc-windows-msvc" -ErrorAction SilentlyContinue -Force -Recurse
+Remove-Item ".xwin-cache" -ErrorAction SilentlyContinue -Force -Recurse
+Remove-Item "xwin.tar.gz" -ErrorAction SilentlyContinue -Force

scripts/windows/conda-toolchain.cmake

@@ -34,9 +34,12 @@ if(NOT PYTHON_EXECUTABLE)
     find_program(PYTHON_EXECUTABLE PATHS "$ENV{CONDA_PREFIX}" NAMES python REQUIRED DOC "Python Interpreter (Conda)")
 endif()
 
-# Write a cargo config file to pass the compiler to Rust too.
-function(generate_cargo_config RUST_TARGET_ARCH)
-    file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/cargo_home)
-    configure_file(${CMAKE_SOURCE_DIR}/scripts/windows/cargo-config.toml.in ${CMAKE_BINARY_DIR}/cargo_home/config.toml)
-endfunction()
-generate_cargo_config(x86_64-pc-windows-msvc)
+if(EXISTS $ENV{CONDA_PREFIX}/xwin)
+    cmake_path(CONVERT "$ENV{CONDA_PREFIX}\\xwin" TO_CMAKE_PATH_LIST XWIN_PREFIX)
+
+    set(CMAKE_C_FLAGS_INIT "/winsysroot ${XWIN_PREFIX} -fuse-ld=lld-link")
+    set(CMAKE_CXX_FLAGS_INIT "/winsysroot ${XWIN_PREFIX} -fuse-ld=lld-link")
+
+    # See: https://github.com/llvm/llvm-project/issues/54409
+    set(CMAKE_EXE_LINKER_FLAGS "/winsysroot:${XWIN_PREFIX} /machine:x64")
+endif()

src/cmake/sentry.cmake

@@ -69,10 +69,10 @@ if( ${_SUPPORTED} GREATER -1 )
         target_link_libraries(shared-sources INTERFACE breakpad_client.lib)
         target_link_libraries(shared-sources INTERFACE dbghelp.lib)
         target_link_libraries(shared-sources INTERFACE version.lib)
-        SET(SENTRY_ARGS
-            -DCMAKE_MT=${CMAKE_MT}
-            -DSENTRY_BACKEND=breakpad
-        )
+        SET(SENTRY_ARGS -DSENTRY_BACKEND=breakpad)
+        if(DEFINED ENV{CONDA_PREFIX})
+            LIST(APPEND SENTRY_ARGS -DCMAKE_TOOLCHAIN_FILE=${CMAKE_SOURCE_DIR}/scripts/windows/conda-toolchain.cmake)
+        endif()
     endif()
 
     if(ANDROID)

taskcluster/scripts/toolchain/conda_pack_windows.ps1

@@ -35,12 +35,7 @@ $env:PATH ="$CONDA_DIR;$FETCHES_PATH;$QTPATH;$env:PATH"
 ## Conda is now ready - let's enable the env
 conda env create --force -f $REPO_ROOT_PATH/env-windows.yml -n VPN
 conda run -n VPN conda info
-
-conda activate VPN
-. "$REPO_ROOT_PATH\scripts\windows\conda_setup_win_sdk.ps1" # <- This download's all sdk things we need :3 
-. "$REPO_ROOT_PATH\scripts\windows\conda_install_extras.ps1" # <- Tweaks the conda env for Clang/LLVM
-conda deactivate
-conda activate VPN
+conda run -n VPN powershell -file "$REPO_ROOT_PATH\scripts\windows\conda-setup-xwin-sdk.ps1"
 
 conda install conda-pack