fixup

cpp/core/CMakeLists.txt

@@ -38,14 +38,14 @@ endif()
 
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake" ${CMAKE_MODULE_PATH})
 
+set(GLUTEN_PROTO_SRC_DIR
+        ${GLUTEN_HOME}/gluten-core/src/main/resources/org/apache/gluten/proto)
+message(STATUS "Set Gluten Proto Directory in ${GLUTEN_PROTO_SRC_DIR}")
+
 set(SUBSTRAIT_PROTO_SRC_DIR
     ${GLUTEN_HOME}/gluten-substrait/src/main/resources/substrait/proto)
 message(STATUS "Set Substrait Proto Directory in ${SUBSTRAIT_PROTO_SRC_DIR}")
 
-set(GLUTEN_PROTO_SRC_DIR
-    ${GLUTEN_HOME}/gluten-substrait/src/main/resources/org/apache/gluten/proto)
-message(STATUS "Set Gluten Proto Directory in ${GLUTEN_PROTO_SRC_DIR}")
-
 find_program(CCACHE_FOUND ccache)
 if(CCACHE_FOUND)
   set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)

gluten-core/pom.xml

@@ -128,6 +128,28 @@
     <outputDirectory>target/scala-${scala.binary.version}/classes</outputDirectory>
     <testOutputDirectory>target/scala-${scala.binary.version}/test-classes</testOutputDirectory>
     <plugins>
+      <!-- compile proto buffer files using copied protoc binary -->
+      <plugin>
+        <groupId>org.xolstice.maven.plugins</groupId>
+        <artifactId>protobuf-maven-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>compile-gluten-proto</id>
+            <phase>generate-sources</phase>
+            <goals>
+              <goal>compile</goal>
+              <goal>test-compile</goal>
+            </goals>
+            <configuration>
+              <protocArtifact>
+                com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}
+              </protocArtifact>
+              <protoSourceRoot>src/main/resources/org/apache/gluten/proto</protoSourceRoot>
+              <clearOutputDirectory>false</clearOutputDirectory>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-resources-plugin</artifactId>