[Dist] enable USE_EPOLL in default (#4167)

* [Dist] enable USE_EPOLL in default * fix build issue on windows * fix build issue on windows * fix build issue on windows * fix build issue on windows * fix build issue on windows * fix build issue

[Dist] enable USE_EPOLL in default (#4167)
* [Dist] enable USE_EPOLL in default * fix build issue on windows * fix build issue on windows * fix build issue on windows * fix build issue on windows * fix build issue on windows * fix build issue
9d425315 · Rhett Ying · GitHub · d1f6f3a8 · 9d425315
Unverified Commit 9d425315 authored Jun 27, 2022 by Rhett Ying Committed by GitHub Jun 27, 2022
Hide whitespace changes
Inline Side-by-side

Showing with 3 additions and 2 deletions

CMakeLists.txt CMakeLists.txt +3 -2

No files found.
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,7 +35,7 @@ dgl_option(LIBCXX_ENABLE_PARALLEL_ALGORITHMS "Enable the parallel algorithms lib
 dgl_option(USE_S3 "Build with S3 support" OFF)
 dgl_option(USE_HDFS "Build with HDFS support" OFF) # Set env HADOOP_HDFS_HOME if needed
 dgl_option(REBUILD_LIBXSMM "Clean LIBXSMM build cache at every build" OFF) # Set env HADOOP_HDFS_HOME if needed
-dgl_option(USE_EPOLL "Build with epoll for socket communicator" OFF)
+dgl_option(USE_EPOLL "Build with epoll for socket communicator" ON)
 dgl_option(TP_BUILD_LIBUV "Build libuv together with tensorpipe (only impacts Linux)" ON)
 # Set debug compile option for gdb, only happens when -DCMAKE_BUILD_TYPE=DEBUG
@@ -122,7 +122,8 @@ if(USE_AVX)
  endif(USE_LIBXSMM)
 endif(USE_AVX)
-if (USE_EPOLL)
+if ((NOT MSVC) AND USE_EPOLL)
+  INCLUDE(CheckIncludeFile)
  check_include_file("sys/epoll.h" USE_EPOLL)
  if (USE_EPOLL)
    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_EPOLL")