split dependency for macOS and linux

Author: nikhilsinhaparseable

.github/workflows/build.yaml

@@ -1,4 +1,3 @@
----
 name: Ensure parseable builds on all release targets
 on:
   pull_request:
@@ -116,10 +115,9 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             target
-          key: ${{ runner.os }}-cargo-${{ matrix.target }}-kafka-${{
-            hashFiles('**/Cargo.lock') }}
-      - name: Find and fix librdkafka CMakeLists.txt
-        if: runner.os == 'Linux' || runner.os == 'macOS'
+          key: ${{ runner.os }}-cargo-${{ matrix.target }}-kafka-${{ hashFiles('**/Cargo.lock') }}
+      - name: Find and fix librdkafka CMakeLists.txt for Linux
+        if: runner.os == 'Linux'
         run: |
           cargo fetch
           # Find the rdkafka-sys package directory
@@ -139,6 +137,27 @@ jobs:
             echo "Could not find librdkafka CMakeLists.txt file!"
             exit 1
           fi
+      - name: Find and fix librdkafka CMakeLists.txt for macOS
+        if: runner.os == 'macOS'
+        run: |
+          cargo fetch
+          # Find the rdkafka-sys package directory
+          RDKAFKA_SYS_DIR=$(find ~/.cargo/registry/src -name "rdkafka-sys-*" -type d | head -n 1)
+          echo "Found rdkafka-sys at: $RDKAFKA_SYS_DIR"
+          # Find the librdkafka CMakeLists.txt file
+          CMAKE_FILE="$RDKAFKA_SYS_DIR/librdkafka/CMakeLists.txt"
+          if [ -f "$CMAKE_FILE" ]; then
+            echo "Found CMakeLists.txt at: $CMAKE_FILE"
+            # Make a backup of the original file
+            cp "$CMAKE_FILE" "$CMAKE_FILE.bak"
+            # Replace the minimum required version - macOS requires '' after -i
+            sed -i '' 's/cmake_minimum_required(VERSION 3.2)/cmake_minimum_required(VERSION 3.5)/' "$CMAKE_FILE"
+            echo "Modified CMakeLists.txt - before and after comparison:"
+            diff "$CMAKE_FILE.bak" "$CMAKE_FILE" || true
+          else
+            echo "Could not find librdkafka CMakeLists.txt file!"
+            exit 1
+          fi
       - name: Build with Kafka
         uses: actions-rs/cargo@v1
         with:
@@ -153,4 +172,4 @@ jobs:
           OPENSSL_DIR: /usr/lib/aarch64-linux-gnu
           OPENSSL_ROOT_DIR: /usr/lib/aarch64-linux-gnu
           OPENSSL_STATIC: "1"
-          SASL2_STATIC: "0"
+          SASL2_STATIC: "0"