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c52bad36aa
- Move all install logic inside gsl_install.cmake
- This makes reading the logic easier, and avoids the enable language
issue with `GNUInstallDirs` by having it included after the project
call
- Have all functions inside gsl_functions.cmake
- Use CMake idiom PROJECT_IS_TOP_LEVEL
- Update README.md
14 lines
484 B
CMake
14 lines
484 B
CMake
# Add include folders to the library and targets that consume it
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# the SYSTEM keyword suppresses warnings for users of the library
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#
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# By adding this directory as an include directory the user gets a
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# namespace effect.
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#
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# IE:
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# #include <gsl/gsl>
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if(PROJECT_IS_TOP_LEVEL)
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target_include_directories(GSL INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>)
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else()
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target_include_directories(GSL SYSTEM INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>)
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endif()
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