CI: build windows clang

.ci/setup-windows-ci-vars.sh

@@ -0,0 +1,39 @@
+#!/bin/sh -ex
+
+CPU_ARCH="${1:-win64}"
+COMPILER="${2:-msvc}"
+
+# These are CI specific, so we wrap them for portability
+REPO_NAME="$BUILD_REPOSITORY_NAME"
+REPO_BRANCH="$BUILD_SOURCEBRANCHNAME"
+PR_NUMBER="$BUILD_PR_NUMBER"
+
+# Gather explicit version number and number of commits
+COMM_TAG=$(awk '/version{.*}/ { printf("%d.%d.%d", $5, $6, $7) }' ./rpcs3/rpcs3_version.cpp)
+COMM_COUNT=$(git rev-list --count HEAD)
+COMM_HASH=$(git rev-parse --short=8 HEAD)
+
+# Format the above into filenames
+if [ -n "$PR_NUMBER" ]; then
+    AVVER="${COMM_TAG}-${COMM_HASH}"
+    BUILD_RAW="rpcs3-v${AVVER}_${CPU_ARCH}_${COMPILER}"
+    BUILD="${BUILD_RAW}.7z"
+else
+    AVVER="${COMM_TAG}-${COMM_COUNT}"
+    BUILD_RAW="rpcs3-v${AVVER}-${COMM_HASH}_${CPU_ARCH}_${COMPILER}"
+    BUILD="${BUILD_RAW}.7z"
+fi
+
+# BRANCH is used for experimental build warnings for pr builds, used in main_window.cpp.
+# BUILD is the name of the release artifact
+# BUILD_RAW is just filename
+# AVVER is used for GitHub releases, it is the version number.
+BRANCH="${REPO_NAME}/${REPO_BRANCH}"
+
+# SC2129
+{
+    echo "BRANCH=$BRANCH"
+    echo "BUILD=$BUILD"
+    echo "BUILD_RAW=$BUILD_RAW"
+    echo "AVVER=$AVVER"
+} >> .ci/ci-vars.env