Trying to fix windows dll build error

Author: miriamkw

.github/workflows/ci.yml

@@ -59,10 +59,12 @@ jobs:
 
       - name: Run build script (Windows)
         if: matrix.os == 'windows-latest'
-        shell: bash
+        shell: cmd
         run: |
-          chmod +x build.sh
-          ./build.sh
+          :: Load the Visual Studio environment so Swift can find the Linker
+          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
+          :: Now run the bash script using the initialized environment
+          bash -c "chmod +x build.sh && ./build.sh"
 
       - name: Verify library was built
         shell: bash

Package.swift

@@ -5,7 +5,7 @@ import PackageDescription
 
 let package = Package(
     name: "LoopAlgorithmToPython",
-    defaultLocalization: "no",
+    //defaultLocalization: "no",
     platforms: [
         .macOS(.v13),
         .iOS(.v15),

build.sh

@@ -2,16 +2,15 @@
 
 echo "Building dynamic c library from Swift code..."
 
-# Run the Swift package commands
+# 1. Clean and Build
 swift package clean
 swift package update
 echo "Building Swift package..."
-# Note: Windows requires the toolchain to be set up, which your YAML handles
 swift build --configuration release --verbose
 
 echo "Build completed. Locating artifacts..."
 
-# Detect the operating system
+# 2. Detect OS and set Extension
 if [[ "$OSTYPE" == "darwin"* ]]; then
     echo "Detected macOS system..."
     OS_DIR="macos"
@@ -26,36 +25,29 @@ else
     EXT="so"
 fi
 
-# THE FIX: Search the entire .build folder for the library.
-# Windows uses paths like .build/x86_64-unknown-windows-msvc/release/
+# 3. DYNAMIC SEARCH
+# We search the whole .build folder because Windows/Linux use subfolders
+# like .build/x86_64-unknown-windows-msvc/release/
 echo "Searching for *LoopAlgorithmToPython.$EXT in .build directory..."
 SOURCE_LIB=$(find .build -name "*LoopAlgorithmToPython.$EXT" | grep -i "release" | head -n 1)
 
 if [ -z "$SOURCE_LIB" ] || [ ! -f "$SOURCE_LIB" ]; then
     echo "ERROR: Could not find the compiled library!"
-    echo "Check above for Swift compiler errors."
-    echo "Current directory contents:"
-    ls -R .build 2>/dev/null | grep ":$" | head -n 20
+    echo "Check the Swift compiler logs above for errors."
     exit 1
 fi
 
 echo "Found library at: $SOURCE_LIB"
 
-# Define destination
+# 4. Prepare Destination
 DEST_DIR="./loop_to_python_api/dlibs/$OS_DIR"
+# On Windows, we ensure the output follows the 'lib...' naming convention for your Python API
 DEST_LIB="$DEST_DIR/libLoopAlgorithmToPython.$EXT"
 
-# Create destination directory
-if [ ! -d "$DEST_DIR" ]; then
-    echo "Creating destination directory: $DEST_DIR"
-    mkdir -p "$DEST_DIR"
-fi
-
-# Copy the library
-echo "Copying library:"
-echo "  From: $SOURCE_LIB"
-echo "  To:   $DEST_LIB"
+mkdir -p "$DEST_DIR"
 
+# 5. Copy and Verify
+echo "Copying to: $DEST_LIB"
 if cp "$SOURCE_LIB" "$DEST_LIB"; then
     echo "✓ Library successfully copied!"
     ls -la "$DEST_LIB"