[Misc] Cleanup duplicated flags. (#6081)

Co-authored-by: Ubuntu <ubuntu@ip-172-31-28-63.ap-northeast-1.compute.internal>

.gitignore

@@ -162,9 +162,8 @@ cscope.*
 # asv
 .asv
 
-config.cmake
 .ycm_extra_conf.py
 **.png
 
 # model file
-*.pth
+*.pth
\ No newline at end of file

CMakeLists.txt

@@ -10,18 +10,8 @@ include(cmake/util/Util.cmake)
 include(cmake/util/MshadowUtil.cmake)
 include(cmake/util/FindCUDA.cmake)
 
-if(EXISTS ${CMAKE_CURRENT_BINARY_DIR}/config.cmake)
-  include(${CMAKE_CURRENT_BINARY_DIR}/config.cmake)
-else()
-  if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/config.cmake)
-    include(${CMAKE_CURRENT_SOURCE_DIR}/config.cmake)
-  endif()
-endif()
-
 # NOTE: do not modify this file to change option values.
-# You can create a config.cmake at build folder
-# and add set(OPTION VALUE) to override these build options.
-# Alernatively, use cmake -DOPTION=VALUE through command-line.
+# Use bash script/build_dgl.sh -e '-DOPTION=VALUE' through command-line.
 dgl_option(USE_CUDA "Build with CUDA" OFF)
 dgl_option(USE_OPENMP "Build with OpenMP" ON)
 dgl_option(USE_LIBXSMM "Build with LIBXSMM library optimization" ON)

cmake/config.cmake

-#--------------------------------------------------------------------
-#  Template custom cmake configuration for compiling
-#
-#  This file is used to override the build options in build.
-#  If you want to change the configuration, please use the following
-#  steps. Assume you are on the root directory. First copy the this
-#  file so that any local changes will be ignored by git
-#
-#  $ mkdir build
-#  $ cp cmake/config.cmake build
-#
-#  Next modify the according entries, and then compile by
-#
-#  $ cd build
-#  $ cmake ..
-#
-#  Then buld in parallel with 8 threads
-#
-#  $ make -j8
-#--------------------------------------------------------------------
-
-#---------------------------------------------
-# Backend runtimes.
-#---------------------------------------------
-
-# Whether enable CUDA during compile,
-#
-# Possible values:
-# - ON: enable CUDA with cmake's auto search
-# - OFF: disable CUDA
-# - /path/to/cuda: use specific path to cuda toolkit
-set(USE_CUDA OFF)
-
-#---------------------------------------------
-# Misc.
-#---------------------------------------------
-# Whether to build cpp unittest executables.
-set(BUILD_CPP_TEST OFF)
-
-# Whether to enable OpenMP.
-set(USE_OPENMP ON)
-
-# Whether to build PyTorch plugins.
-set(BUILD_TORCH ON)
-
-# Whether to build DGL sparse library.
-set(BUILD_SPARSE ON)

docs/source/install/index.rst

@@ -166,11 +166,6 @@ in VS2019 x64 Native tools command prompt.
      CD ..\python
      python setup.py install
 
-Compilation Flags
-`````````````````
-
-See `config.cmake <https://github.com/dmlc/dgl/blob/master/cmake/config.cmake>`_.
-
 
 .. _backends: