cmake: Force gRPC_SOURCE to BUNDLED if absl is BUNDLED as well

apache · Jul 11, 2024 · 164898f · 164898f
1 parent 866bf1f
commit 164898f
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/cpp/cmake_modules/ThirdpartyToolchain.cmake b/cpp/cmake_modules/ThirdpartyToolchain.cmake
@@ -4136,6 +4136,11 @@ if(ARROW_WITH_GRPC)
   endif()
 
   set(ARROW_GRPC_REQUIRED_VERSION "1.30.0")
+  if(absl_SOURCE STREQUAL "BUNDLED" AND NOT gRPC_SOURCE STREQUAL "BUNDLED")
+    # System gRPC can't be used with bundled Abseil
+    message(STATUS "Forcing gRPC_SOURCE to BUNDLED because absl_SOURCE is BUNDLED")
+    set(gRPC_SOURCE "BUNDLED")
+  endif()
   if(NOT Protobuf_SOURCE STREQUAL gRPC_SOURCE)
     # ARROW-15495: Protobuf/gRPC must come from the same source
     message(STATUS "Forcing gRPC_SOURCE to Protobuf_SOURCE (${Protobuf_SOURCE})")