forked from OSchip/llvm-project
62 lines
1.8 KiB
CMake
62 lines
1.8 KiB
CMake
# Because compiler-rt spends a lot of time setting up custom compile flags,
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# define a handy helper function for it. The compile flags setting in CMake
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# has serious issues that make its syntax challenging at best.
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function(set_target_compile_flags target)
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foreach(arg ${ARGN})
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set(argstring "${argstring} ${arg}")
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endforeach()
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set_property(TARGET ${target} PROPERTY COMPILE_FLAGS "${argstring}")
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endfunction()
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function(set_target_link_flags target)
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foreach(arg ${ARGN})
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set(argstring "${argstring} ${arg}")
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endforeach()
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set_property(TARGET ${target} PROPERTY LINK_FLAGS "${argstring}")
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endfunction()
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# Check if a given flag is present in a space-separated flag_string.
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# Store the result in out_var.
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function(find_flag_in_string flag_string flag out_var)
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string(REPLACE " " ";" flag_list "${flag_string}")
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list(FIND flag_list ${flag} flag_pos)
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if(NOT flag_pos EQUAL -1)
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set(${out_var} TRUE PARENT_SCOPE)
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else()
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set(${out_var} FALSE PARENT_SCOPE)
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endif()
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endfunction()
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# Set the variable var_PYBOOL to True if var holds a true-ish string,
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# otherwise set it to False.
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macro(pythonize_bool var)
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if (${var})
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set(${var}_PYBOOL True)
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else()
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set(${var}_PYBOOL False)
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endif()
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endmacro()
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# Appends value to all lists in ARGN, if the condition is true.
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macro(append_if condition value)
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if(${condition})
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foreach(list ${ARGN})
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list(APPEND ${list} ${value})
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endforeach()
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endif()
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endmacro()
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# Appends value to all strings in ARGN, if the condition is true.
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macro(append_string_if condition value)
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if(${condition})
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foreach(str ${ARGN})
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set(${str} "${${str}} ${value}")
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endforeach()
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endif()
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endmacro()
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macro(append_no_rtti_flag list)
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append_if(COMPILER_RT_HAS_FNO_RTTI_FLAG -fno-rtti ${list})
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append_if(COMPILER_RT_HAS_GR_FLAG /GR- ${list})
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endmacro()
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