Guard otel_add_component in non MAIN_PROJECT for fluentd exporter

Author: ThomsonTan

exporters/geneva-trace/CMakeLists.txt

@@ -30,37 +30,39 @@ if(WITH_EXAMPLES)
 endif()
 
 if(OPENTELEMETRY_INSTALL)
-  install(DIRECTORY include/ DESTINATION include)
+  if(MAIN_PROJECT)
+    install(DIRECTORY include/ DESTINATION include)
 
-  install(
-    TARGETS opentelemetry_exporter_geneva_trace opentelemetry_exporter_geneva_logs
-    EXPORT "${PROJECT_NAME}-target")
-
-  if(NOT MAIN_PROJECT)
     install(
-      EXPORT "${PROJECT_NAME}-target"
-      NAMESPACE "${PROJECT_NAME}::"
-      DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
-  endif()
+      TARGETS opentelemetry_exporter_geneva_trace opentelemetry_exporter_geneva_logs
+      EXPORT "${PROJECT_NAME}-target")
 
-  set_target_properties(
-    opentelemetry_exporter_geneva_trace
-    PROPERTIES EXPORT_NAME opentelemetry_exporter_geneva_trace)
-  set_target_properties(
-    opentelemetry_exporter_geneva_logs
-    PROPERTIES EXPORT_NAME opentelemetry_exporter_geneva_logs)
+    if(NOT MAIN_PROJECT)
+      install(
+        EXPORT "${PROJECT_NAME}-target"
+        NAMESPACE "${PROJECT_NAME}::"
+        DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
+    endif()
+  else()
+    set_target_properties(
+      opentelemetry_exporter_geneva_trace
+      PROPERTIES EXPORT_NAME opentelemetry_exporter_geneva_trace)
+    set_target_properties(
+      opentelemetry_exporter_geneva_logs
+      PROPERTIES EXPORT_NAME opentelemetry_exporter_geneva_logs)
 
-  otel_add_component(
-    COMPONENT
-    exporters_geneva_trace_logs
-    TARGETS
-    opentelemetry_exporter_geneva_trace
-    opentelemetry_exporter_geneva_logs
-    FILES_DIRECTORY
-    "include/opentelemetry/exporters/geneva"
-    FILES_DESTINATION
-    "include/opentelemetry/exporters/geneva"
-    FILES_MATCHING
-    PATTERN
-    "*.h")
+    otel_add_component(
+      COMPONENT
+      exporters_geneva_trace_logs
+      TARGETS
+      opentelemetry_exporter_geneva_trace
+      opentelemetry_exporter_geneva_logs
+      FILES_DIRECTORY
+      "include/opentelemetry/exporters/geneva"
+      FILES_DESTINATION
+      "include/opentelemetry/exporters/geneva"
+      FILES_MATCHING
+      PATTERN
+      "*.h")
+  endif()
 endif()