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https://github.com/ClickHouse/ClickHouse.git
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42 lines
1.7 KiB
CMake
42 lines
1.7 KiB
CMake
if (CMAKE_CXX_COMPILER_LAUNCHER MATCHES "ccache" OR CMAKE_CXX_COMPILER_LAUNCHER MATCHES "ccache")
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set(COMPILER_MATCHES_CCACHE 1)
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else()
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set(COMPILER_MATCHES_CCACHE 0)
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endif()
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if ((ENABLE_CCACHE OR NOT DEFINED ENABLE_CCACHE) AND NOT COMPILER_MATCHES_CCACHE)
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find_program (CCACHE_FOUND ccache)
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if (CCACHE_FOUND)
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set(ENABLE_CCACHE_BY_DEFAULT 1)
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else()
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set(ENABLE_CCACHE_BY_DEFAULT 0)
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endif()
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endif()
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if (NOT CCACHE_FOUND AND NOT DEFINED ENABLE_CCACHE AND NOT COMPILER_MATCHES_CCACHE)
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message(WARNING "CCache is not found. We recommend setting it up if you build ClickHouse from source often. "
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"Setting it up will significantly reduce compilation time for 2nd and consequent builds")
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endif()
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# https://ccache.dev/
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option(ENABLE_CCACHE "Speedup re-compilations using ccache (external tool)" ${ENABLE_CCACHE_BY_DEFAULT})
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if (NOT ENABLE_CCACHE)
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return()
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endif()
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if (CCACHE_FOUND AND NOT COMPILER_MATCHES_CCACHE)
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execute_process(COMMAND ${CCACHE_FOUND} "-V" OUTPUT_VARIABLE CCACHE_VERSION)
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string(REGEX REPLACE "ccache version ([0-9\\.]+).*" "\\1" CCACHE_VERSION ${CCACHE_VERSION})
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if (CCACHE_VERSION VERSION_GREATER "3.2.0" OR NOT CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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message(STATUS "Using ${CCACHE_FOUND} ${CCACHE_VERSION}")
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set_property (GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_FOUND})
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set_property (GLOBAL PROPERTY RULE_LAUNCH_LINK ${CCACHE_FOUND})
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else ()
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message(${RECONFIGURE_MESSAGE_LEVEL} "Not using ${CCACHE_FOUND} ${CCACHE_VERSION} bug: https://bugzilla.samba.org/show_bug.cgi?id=8118")
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endif ()
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elseif (NOT CCACHE_FOUND AND NOT COMPILER_MATCHES_CCACHE)
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message (${RECONFIGURE_MESSAGE_LEVEL} "Cannot use ccache")
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endif ()
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