Files
pytorch/cmake/External/nccl.cmake
peter 45c9ed825a Formatting cmake (to lowercase without space for if/elseif/else/endif) (#35521)
Summary:
Running commands:
```bash
shopt -s globstar

sed -e 's/IF (/if(/g' -e 's/IF(/if(/g' -e 's/if (/if(/g' -e 's/ELSE (/else(/g' -e 's/ELSE(/else(/g' -e 's/else (/else(/g' -e 's/ENDif(/endif(/g' -e 's/ELSEif(/elseif(/g' -i CMakeLists.txt
sed -e 's/IF (/if(/g' -e 's/IF(/if(/g' -e 's/if (/if(/g' -e 's/ELSE (/else(/g' -e 's/ELSE(/else(/g' -e 's/else (/else(/g' -e 's/ENDif(/endif(/g' -e 's/ELSEif(/elseif(/g' -i caffe2/**/CMakeLists.txt
sed -e 's/IF (/if(/g' -e 's/IF(/if(/g' -e 's/if (/if(/g' -e 's/ELSE (/else(/g' -e 's/ELSE(/else(/g' -e 's/else (/else(/g' -e 's/ENDif(/endif(/g' -e 's/ELSEif(/elseif(/g' -i torch/**/CMakeLists.txt
sed -e 's/IF (/if(/g' -e 's/IF(/if(/g' -e 's/if (/if(/g' -e 's/ELSE (/else(/g' -e 's/ELSE(/else(/g' -e 's/else (/else(/g' -e 's/ENDif(/endif(/g' -e 's/ELSEif(/elseif(/g' -i c10/**/CMakeLists.txt
sed -e 's/IF (/if(/g' -e 's/IF(/if(/g' -e 's/if (/if(/g' -e 's/ELSE (/else(/g' -e 's/ELSE(/else(/g' -e 's/else (/else(/g' -e 's/ENDif(/endif(/g' -e 's/ELSEif(/elseif(/g' -i cmake/**/*.cmake
sed -e 's/IF (/if(/g' -e 's/IF(/if(/g' -e 's/if (/if(/g' -e 's/ELSE (/else(/g' -e 's/ELSE(/else(/g' -e 's/else (/else(/g' -e 's/ENDif(/endif(/g' -e 's/ELSEif(/elseif(/g' -i cmake/**/*.cmake.in
```
We may further convert all the commands into lowercase according to the following issue: 77543bde41.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/35521

Differential Revision: D20704382

Pulled By: malfet

fbshipit-source-id: 42186b9b1660c34428ab7ceb8d3f7a0ced5d2e80
2020-03-27 14:25:17 -07:00

51 lines
1.9 KiB
CMake

if(NOT __NCCL_INCLUDED)
set(__NCCL_INCLUDED TRUE)
if(USE_SYSTEM_NCCL)
# NCCL_ROOT, NCCL_LIB_DIR, NCCL_INCLUDE_DIR will be accounted in the following line.
find_package(NCCL REQUIRED)
if(NCCL_FOUND)
add_library(__caffe2_nccl INTERFACE)
target_link_libraries(__caffe2_nccl INTERFACE ${NCCL_LIBRARIES})
target_include_directories(__caffe2_nccl INTERFACE ${NCCL_INCLUDE_DIRS})
endif()
else()
torch_cuda_get_nvcc_gencode_flag(NVCC_GENCODE)
string(REPLACE "-gencode;" "-gencode=" NVCC_GENCODE "${NVCC_GENCODE}")
# this second replacement is needed when there are multiple archs
string(REPLACE ";-gencode" " -gencode" NVCC_GENCODE "${NVCC_GENCODE}")
ExternalProject_Add(nccl_external
SOURCE_DIR ${PROJECT_SOURCE_DIR}/third_party/nccl/nccl
BUILD_IN_SOURCE 1
CONFIGURE_COMMAND ""
BUILD_COMMAND
env
# TODO: remove these flags when
# https://github.com/pytorch/pytorch/issues/13362 is fixed
"CCACHE_DISABLE=1"
"SCCACHE_DISABLE=1"
make
"CXX=${CMAKE_CXX_COMPILER}"
"CUDA_HOME=${CUDA_TOOLKIT_ROOT_DIR}"
"NVCC=${CUDA_NVCC_EXECUTABLE}"
"NVCC_GENCODE=${NVCC_GENCODE}"
"BUILDDIR=${CMAKE_CURRENT_BINARY_DIR}/nccl"
"VERBOSE=0"
"-j"
BUILD_BYPRODUCTS "${CMAKE_CURRENT_BINARY_DIR}/nccl/lib/libnccl_static.a"
INSTALL_COMMAND ""
)
set(NCCL_FOUND TRUE)
add_library(__caffe2_nccl INTERFACE)
# The following old-style variables are set so that other libs, such as Gloo,
# can still use it.
set(NCCL_INCLUDE_DIRS ${CMAKE_CURRENT_BINARY_DIR}/nccl/include)
set(NCCL_LIBRARIES ${CMAKE_CURRENT_BINARY_DIR}/nccl/lib/libnccl_static.a)
add_dependencies(__caffe2_nccl nccl_external)
target_link_libraries(__caffe2_nccl INTERFACE ${NCCL_LIBRARIES})
target_include_directories(__caffe2_nccl INTERFACE ${NCCL_INCLUDE_DIRS})
endif()
endif()