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CUDAToolkit: Use CMAKE_FIND_ROOT_PATH for all sdk lib searches

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This commit is contained in:
Robert Maynard
2020-01-24 15:32:35 -05:00
committed by Brad King
parent e357772f20
commit 45d21dd5d4
1 changed files with 18 additions and 6 deletions
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24
Modules/FindCUDAToolkit.cmake
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@@ -668,13 +668,23 @@ if(CMAKE_CROSSCOMPILING)
if (EXISTS "${CUDAToolkit_ROOT_DIR}/targets/${CUDAToolkit_TARGET_NAME}")
set(CUDAToolkit_TARGET_DIR "${CUDAToolkit_ROOT_DIR}/targets/${CUDAToolkit_TARGET_NAME}")
# add known CUDA target root path to the set of directories we search for programs, libraries and headers
list(APPEND CMAKE_FIND_ROOT_PATH "${CUDAToolkit_TARGET_DIR}")
list(PREPEND CMAKE_FIND_ROOT_PATH "${CUDAToolkit_TARGET_DIR}")
# Mark that we need to pop the root search path changes after we have
# found all cuda libraries so that searches for our cross-compilation
# libraries work when another cuda sdk is in CMAKE_PREFIX_PATH or
# PATh
set(_CUDAToolkit_Pop_ROOT_PATH True)
endif()
else()
# Not cross compiling
set(CUDAToolkit_TARGET_DIR "${CUDAToolkit_ROOT_DIR}")
# Now that we have the real ROOT_DIR, find components inside it.
list(APPEND CMAKE_PREFIX_PATH ${CUDAToolkit_ROOT_DIR})
# Mark that we need to pop the prefix path changes after we have
# found the cudart library.
set(_CUDAToolkit_Pop_Prefix True)
endif()
@@ -693,12 +703,9 @@ if (NOT CUDA_CUDART AND NOT CUDAToolkit_FIND_QUIETLY)
endif()
unset(CUDAToolkit_ROOT_DIR)
if(CMAKE_CROSSCOMPILING)
if(CUDAToolkit_TARGET_DIR)
list(REMOVE_AT CMAKE_FIND_ROOT_PATH -1)
endif()
else()
if(_CUDAToolkit_Pop_Prefix)
list(REMOVE_AT CMAKE_PREFIX_PATH -1)
unset(_CUDAToolkit_Pop_Prefix)
endif()
#-----------------------------------------------------------------------------
@@ -819,3 +826,8 @@ if(CUDAToolkit_FOUND)
endif()
endif()
if(_CUDAToolkit_Pop_ROOT_PATH)
list(REMOVE_AT CMAKE_FIND_ROOT_PATH 0)
unset(_CUDAToolkit_Pop_ROOT_PATH)
endif()