28 lines
972 B
CMake
28 lines
972 B
CMake
# Support ccache for faster builds.
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#
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# By default ccache will be used if it is found in your path.
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#
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# You can use `BUILD_USING_CCACHE=off` to disable it's usage.
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# You can use `BUILD_USING_CCACHE=off` to make sure ccache is used.
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#
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set(BUILD_USING_CCACHE "auto")
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if(NOT "$ENV{BUILD_USING_CCACHE}" STREQUAL "")
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set(BUILD_USING_CCACHE $ENV{BUILD_USING_CCACHE})
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endif()
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find_program(CCACHE_PROGRAM ccache)
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if (BUILD_USING_CCACHE STREQUAL "on")
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if(NOT CCACHE_PROGRAM)
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message(FATAL_ERROR "BUILD_USING_CCACHE set to on but ccache binary not found!")
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endif()
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endif()
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if (NOT BUILD_USING_CCACHE STREQUAL "off")
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if(CCACHE_PROGRAM)
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set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
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message(STATUS "Using ccache binary found @ ${CCACHE_PROGRAM}")
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endif()
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else()
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if(CCACHE_PROGRAM)
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message(STATUS "**Not** using ccache binary found @ ${CCACHE_PROGRAM} (as BUILD_USING_CCACHE is off)")
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endif()
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endif()
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