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ccache.cmake
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ccache.cmake
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# Use ccache if found ccache program
if(NOT WIN32)
find_program(CCACHE_PATH ccache)
if(CCACHE_PATH)
execute_process(COMMAND ccache -V OUTPUT_VARIABLE ccache_output)
execute_process(COMMAND ccache -s cache directory
OUTPUT_VARIABLE cache_directory)
string(REGEX MATCH "[0-9]+.[0-9]+" ccache_version ${ccache_output})
message(STATUS "ccache is founded, use ccache to speed up compile on Unix.")
# show statistics summary of ccache
message("ccache version\t\t\t " ${ccache_version} "\n"
${cache_directory})
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_PATH})
set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ${CCACHE_PATH})
endif()
elseif("${CMAKE_GENERATOR}" STREQUAL "Ninja")
# (Note:zhouwei25) Only Ninja Generator can support sccache now
find_program(SCCACHE_PATH sccache)
if(SCCACHE_PATH)
execute_process(COMMAND sccache -V OUTPUT_VARIABLE sccache_version)
message(
STATUS
"sccache is founded, use [${SCCACHE_PATH}] to speed up compile on Windows."
)
set(CMAKE_C_COMPILER_LAUNCHER ${SCCACHE_PATH})
set(CMAKE_CXX_COMPILER_LAUNCHER ${SCCACHE_PATH})
# (Note:zhouwei25) sccache for cuda compiler has bug so that it can't be hit
# refer to https://github.com/mozilla/sccache/issues/1017, so we fix it
set(CMAKE_CUDA_COMPILER_LAUNCHER ${SCCACHE_PATH})
endif()
endif()