6d41d0f2b7
Add output of feature condition error at the end of configuration summary. Introduce qt_configure_add_report_error that may be used to add error to end-point configure report without actual configure interruption. Fixes: QTBUG-88282 Change-Id: Idcf478da863ae6507438eb3370927d7d1f01e071 Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
1027 lines
40 KiB
CMake
1027 lines
40 KiB
CMake
include(QtFeatureCommon)
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include(CheckCXXCompilerFlag)
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function(qt_feature_module_begin)
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qt_parse_all_arguments(arg "qt_feature_module_begin"
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"NO_MODULE;ONLY_EVALUATE_FEATURES"
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"LIBRARY;PRIVATE_FILE;PUBLIC_FILE" "PUBLIC_DEPENDENCIES;PRIVATE_DEPENDENCIES" ${ARGN})
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if(NOT arg_ONLY_EVALUATE_FEATURES)
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if ("${arg_LIBRARY}" STREQUAL "" AND (NOT ${arg_NO_MODULE}))
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message(FATAL_ERROR
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"qt_feature_begin_module needs a LIBRARY name! (or specify NO_MODULE)")
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endif()
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if ("${arg_PUBLIC_FILE}" STREQUAL "")
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message(FATAL_ERROR "qt_feature_begin_module needs a PUBLIC_FILE name!")
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endif()
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if ("${arg_PRIVATE_FILE}" STREQUAL "")
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message(FATAL_ERROR "qt_feature_begin_module needs a PRIVATE_FILE name!")
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endif()
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set(__QtFeature_only_evaluate_features OFF PARENT_SCOPE)
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else()
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set(__QtFeature_only_evaluate_features ON PARENT_SCOPE)
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endif()
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set(__QtFeature_library "${arg_LIBRARY}" PARENT_SCOPE)
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set(__QtFeature_public_features "" PARENT_SCOPE)
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set(__QtFeature_private_features "" PARENT_SCOPE)
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set(__QtFeature_internal_features "" PARENT_SCOPE)
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set(__QtFeature_private_file "${arg_PRIVATE_FILE}" PARENT_SCOPE)
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set(__QtFeature_public_file "${arg_PUBLIC_FILE}" PARENT_SCOPE)
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set(__QtFeature_private_extra "" PARENT_SCOPE)
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set(__QtFeature_public_extra "" PARENT_SCOPE)
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set(__QtFeature_config_definitions "" PARENT_SCOPE)
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set(__QtFeature_define_definitions "" PARENT_SCOPE)
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endfunction()
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function(qt_feature feature)
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set(original_name "${feature}")
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qt_feature_normalize_name("${feature}" feature)
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set_property(GLOBAL PROPERTY QT_FEATURE_ORIGINAL_NAME_${feature} "${original_name}")
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qt_parse_all_arguments(arg "qt_feature"
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"PRIVATE;PUBLIC"
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"LABEL;PURPOSE;SECTION;" "AUTODETECT;CONDITION;ENABLE;DISABLE;EMIT_IF" ${ARGN})
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set(_QT_FEATURE_DEFINITION_${feature} ${ARGN} PARENT_SCOPE)
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# Register feature for future use:
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if (arg_PUBLIC)
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list(APPEND __QtFeature_public_features "${feature}")
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endif()
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if (arg_PRIVATE)
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list(APPEND __QtFeature_private_features "${feature}")
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endif()
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if (NOT arg_PUBLIC AND NOT arg_PRIVATE)
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list(APPEND __QtFeature_internal_features "${feature}")
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endif()
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set(__QtFeature_public_features ${__QtFeature_public_features} PARENT_SCOPE)
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set(__QtFeature_private_features ${__QtFeature_private_features} PARENT_SCOPE)
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set(__QtFeature_internal_features ${__QtFeature_internal_features} PARENT_SCOPE)
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endfunction()
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function(qt_evaluate_to_boolean expressionVar)
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if(${${expressionVar}})
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set(${expressionVar} ON PARENT_SCOPE)
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else()
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set(${expressionVar} OFF PARENT_SCOPE)
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endif()
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endfunction()
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function(qt_evaluate_config_expression resultVar)
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set(result "")
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set(nestingLevel 0)
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set(skipNext OFF)
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set(expression "${ARGN}")
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list(LENGTH expression length)
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math(EXPR length "${length}-1")
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foreach(memberIdx RANGE ${length})
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if(${skipNext})
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set(skipNext OFF)
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continue()
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endif()
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list(GET expression ${memberIdx} member)
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if("${member}" STREQUAL "(")
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if(${nestingLevel} GREATER 0)
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list(APPEND result ${member})
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endif()
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math(EXPR nestingLevel "${nestingLevel} + 1")
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continue()
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elseif("${member}" STREQUAL ")")
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math(EXPR nestingLevel "${nestingLevel} - 1")
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if(nestingLevel LESS 0)
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break()
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endif()
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if(${nestingLevel} EQUAL 0)
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qt_evaluate_config_expression(result ${result})
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else()
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list(APPEND result ${member})
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endif()
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continue()
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elseif(${nestingLevel} GREATER 0)
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list(APPEND result ${member})
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continue()
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elseif("${member}" STREQUAL "NOT")
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list(APPEND result ${member})
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continue()
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elseif("${member}" STREQUAL "AND")
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qt_evaluate_to_boolean(result)
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if(NOT ${result})
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break()
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endif()
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set(result "")
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elseif("${member}" STREQUAL "OR")
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qt_evaluate_to_boolean(result)
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if(${result})
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break()
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endif()
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set(result "")
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elseif("${member}" STREQUAL "STREQUAL" AND memberIdx LESS ${length})
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# Unfortunately the semantics for STREQUAL in if() are broken when the
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# RHS is an empty string and the parameters to if are coming through a variable.
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# So we expect people to write the empty string with single quotes and then we
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# do the comparison manually here.
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list(LENGTH result lhsIndex)
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math(EXPR lhsIndex "${lhsIndex}-1")
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list(GET result ${lhsIndex} lhs)
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list(REMOVE_AT result ${lhsIndex})
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set(lhs "${${lhs}}")
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math(EXPR rhsIndex "${memberIdx}+1")
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set(skipNext ON)
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list(GET expression ${rhsIndex} rhs)
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# We can't pass through an empty string with double quotes through various
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# stages of substitution, so instead it is represented using single quotes
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# and resolve here.
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string(REGEX REPLACE "'(.*)'" "\\1" rhs "${rhs}")
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string(COMPARE EQUAL "${lhs}" "${rhs}" stringCompareResult)
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list(APPEND result ${stringCompareResult})
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else()
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string(FIND "${member}" "QT_FEATURE_" idx)
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if(idx EQUAL 0)
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# Remove the QT_FEATURE_ prefix
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string(SUBSTRING "${member}" 11 -1 feature)
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qt_evaluate_feature(${feature})
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endif()
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list(APPEND result ${member})
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endif()
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endforeach()
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# The 'TARGET Gui' case is handled by qt_evaluate_to_boolean, by passing those tokens verbatim
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# to if().
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if("${result}" STREQUAL "")
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set(result ON)
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else()
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qt_evaluate_to_boolean(result)
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endif()
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set(${resultVar} ${result} PARENT_SCOPE)
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endfunction()
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function(_qt_internal_dump_expression_values expression_dump expression)
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set(dump "")
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set(skipNext FALSE)
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set(isTargetExpression FALSE)
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set(keywords "EQUAL" "LESS" "LESS_EQUAL" "GREATER" "GREATER_EQUAL" "STREQUAL" "STRLESS"
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"STRLESS_EQUAL" "STRGREATER" "STRGREATER_EQUAL" "VERSION_EQUAL" "VERSION_LESS"
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"VERSION_LESS_EQUAL" "VERSION_GREATER" "VERSION_GREATER_EQUAL" "MATCHES"
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"EXISTS" "COMMAND" "DEFINED" "NOT" "AND" "OR" "TARGET" "EXISTS" "IN_LIST" "(" ")")
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list(LENGTH expression length)
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math(EXPR length "${length}-1")
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if(${length} LESS 0)
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return()
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endif()
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foreach(memberIdx RANGE ${length})
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if(${skipNext})
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set(skipNext FALSE)
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continue()
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endif()
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list(GET expression ${memberIdx} member)
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if(NOT "${member}" IN_LIST keywords)
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string(FIND "${member}" "QT_FEATURE_" idx)
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if(idx EQUAL 0)
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if(NOT DEFINED ${member})
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list(APPEND dump "${member} not evaluated")
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else()
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list(APPEND dump "${member} = \"${${member}}\"")
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endif()
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elseif(isTargetExpression)
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set(targetExpression "TARGET;${member}")
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if(${targetExpression})
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list(APPEND dump "TARGET ${member} found")
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else()
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list(APPEND dump "TARGET ${member} not found")
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endif()
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else()
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list(APPEND dump "${member} = \"${${member}}\"")
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endif()
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set(isTargetExpression FALSE)
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set(skipNext FALSE)
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elseif("${member}" STREQUAL "TARGET")
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set(isTargetExpression TRUE)
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elseif("${member}" STREQUAL "STREQUAL")
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set(skipNext TRUE)
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else()
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set(skipNext FALSE)
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set(isTargetExpression FALSE)
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endif()
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endforeach()
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string(JOIN "\n " ${expression_dump} ${dump})
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set(${expression_dump} "${${expression_dump}}" PARENT_SCOPE)
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endfunction()
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function(qt_feature_set_cache_value resultVar feature emit_if condition calculated label)
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if (DEFINED "FEATURE_${feature}")
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# Must set up the cache
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if (NOT (emit_if))
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message(FATAL_ERROR "Sanity check failed: FEATURE_${feature} that was not emitted was found in the CMakeCache.")
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endif()
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# Revisit value:
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set(cache "${FEATURE_${feature}}")
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# If the build is marked as dirty and the cache value doesn't meet the new condition,
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# reset it to the calculated one.
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get_property(dirty_build GLOBAL PROPERTY _qt_dirty_build)
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if(NOT condition AND cache AND dirty_build)
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set(cache "${calculated}")
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message(WARNING "Reset FEATURE_${feature} value to ${calculated}, because it doesn't \
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meet its condition after reconfiguration.")
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endif()
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set(bool_values OFF NO FALSE N ON YES TRUE Y)
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if ((cache IN_LIST bool_values) OR (cache GREATER_EQUAL 0))
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set(result "${cache}")
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else()
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message(FATAL_ERROR "Sanity check failed: FEATURE_${feature} has invalid value \"${cache}\"!")
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endif()
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# Fix-up user-provided values
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set("FEATURE_${feature}" "${cache}" CACHE BOOL "${label}" FORCE)
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else()
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# Initial setup:
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if (emit_if)
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set("FEATURE_${feature}" "${calculated}" CACHE BOOL "${label}")
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set(result "${calculated}")
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else()
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set(result OFF)
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endif()
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endif()
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set("${resultVar}" "${result}" PARENT_SCOPE)
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endfunction()
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macro(qt_feature_set_value feature cache condition label conditionExpression)
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set(result "${cache}")
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if (NOT (condition) AND (cache))
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_qt_internal_dump_expression_values(conditionDump "${conditionExpression}")
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string(JOIN " " conditionString ${conditionExpression})
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qt_configure_add_report_error("Feature \"${feature}\": Forcing to \"${cache}\" breaks its \
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condition:\n ${conditionString}\nCondition values dump:\n ${conditionDump}\n")
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endif()
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if (DEFINED "QT_FEATURE_${feature}")
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message(FATAL_ERROR "Feature ${feature} is already defined when evaluating configure.cmake features for ${target}.")
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endif()
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set(QT_FEATURE_${feature} "${result}" CACHE INTERNAL "Qt feature: ${feature}")
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# Add feature to build feature collection
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list(APPEND QT_KNOWN_FEATURES "${feature}")
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set(QT_KNOWN_FEATURES "${QT_KNOWN_FEATURES}" CACHE INTERNAL "" FORCE)
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endmacro()
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function(qt_evaluate_feature feature)
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# If the feature was already evaluated as dependency nothing to do here.
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if(DEFINED "QT_FEATURE_${feature}")
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return()
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endif()
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if(NOT DEFINED _QT_FEATURE_DEFINITION_${feature})
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qt_debug_print_variables(DEDUP MATCH "^QT_FEATURE")
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message(FATAL_ERROR "Attempting to evaluate feature ${feature} but its definition is missing. Either the feature does not exist or a dependency to the module that defines it is missing")
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endif()
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cmake_parse_arguments(arg
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"PRIVATE;PUBLIC"
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"LABEL;PURPOSE;SECTION;" "AUTODETECT;CONDITION;ENABLE;DISABLE;EMIT_IF" ${_QT_FEATURE_DEFINITION_${feature}})
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if("${arg_ENABLE}" STREQUAL "")
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set(arg_ENABLE OFF)
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endif()
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if("${arg_DISABLE}" STREQUAL "")
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set(arg_DISABLE OFF)
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endif()
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if("${arg_AUTODETECT}" STREQUAL "")
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set(arg_AUTODETECT ON)
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endif()
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if("${arg_CONDITION}" STREQUAL "")
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set(condition ON)
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else()
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qt_evaluate_config_expression(condition ${arg_CONDITION})
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endif()
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qt_evaluate_config_expression(disable_result ${arg_DISABLE})
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qt_evaluate_config_expression(enable_result ${arg_ENABLE})
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qt_evaluate_config_expression(auto_detect ${arg_AUTODETECT})
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if(${disable_result})
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set(result OFF)
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elseif((${enable_result}) OR (${auto_detect}))
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set(result ${condition})
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else()
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# feature not auto-detected and not explicitly enabled
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set(result OFF)
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endif()
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if("${arg_EMIT_IF}" STREQUAL "")
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set(emit_if ON)
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else()
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qt_evaluate_config_expression(emit_if ${arg_EMIT_IF})
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endif()
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# If FEATURE_ is not defined trying to use INPUT_ variable to enable/disable feature.
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if ((NOT DEFINED "FEATURE_${feature}") AND (DEFINED "INPUT_${feature}")
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AND (NOT "${INPUT_${feature}}" STREQUAL "undefined")
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AND (NOT "${INPUT_${feature}}" STREQUAL ""))
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if(INPUT_${feature})
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set(FEATURE_${feature} ON)
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else()
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set(FEATURE_${feature} OFF)
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endif()
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endif()
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qt_feature_set_cache_value(cache "${feature}" "${emit_if}" "${condition}" "${result}"
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"${arg_LABEL}")
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qt_feature_set_value("${feature}" "${cache}" "${condition}" "${arg_LABEL}"
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"${arg_CONDITION}")
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# Store each feature's label for summary info.
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set(QT_FEATURE_LABEL_${feature} "${arg_LABEL}" CACHE INTERNAL "")
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endfunction()
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function(qt_feature_config feature config_var_name)
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qt_feature_normalize_name("${feature}" feature)
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qt_parse_all_arguments(arg "qt_feature_config" "NEGATE" "NAME" "" ${ARGN})
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# Store all the config related info in a unique variable key.
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set(key_name "_QT_FEATURE_CONFIG_DEFINITION_${feature}_${config_var_name}")
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set(${key_name} "FEATURE;${feature};CONFIG_VAR_NAME;${config_var_name};${ARGN}" PARENT_SCOPE)
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# Store the key for later evaluation.
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list(APPEND __QtFeature_config_definitions "${key_name}")
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set(__QtFeature_config_definitions ${__QtFeature_config_definitions} PARENT_SCOPE)
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endfunction()
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function(qt_evaluate_qmake_config_values key)
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if(NOT DEFINED ${key})
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qt_debug_print_variables(DEDUP MATCH "^_QT_FEATURE_CONFIG_DEFINITION")
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message(FATAL_ERROR
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"Attempting to evaluate feature config ${key} but its definition is missing. ")
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endif()
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cmake_parse_arguments(arg
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"NEGATE"
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"FEATURE;NAME;CONFIG_VAR_NAME"
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"" ${${key}})
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# If no custom name is specified, then the config value is the same as the feature name.
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if(NOT arg_NAME)
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set(arg_NAME "${arg_FEATURE}")
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endif()
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set(expected "NOT")
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if (arg_NEGATE)
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set(expected "")
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if(arg_NAME MATCHES "^no_(.*)")
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set(arg_NAME "${CMAKE_MATCH_1}")
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else()
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string(PREPEND arg_NAME "no_")
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endif()
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endif()
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# The feature condition is false, there is no need to export any config values.
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if(${expected} ${QT_FEATURE_${arg_FEATURE}})
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return()
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endif()
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if(arg_CONFIG_VAR_NAME STREQUAL "QMAKE_PUBLIC_CONFIG")
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list(APPEND __QtFeature_qmake_public_config "${arg_NAME}")
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set(__QtFeature_qmake_public_config "${__QtFeature_qmake_public_config}" PARENT_SCOPE)
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endif()
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if(arg_CONFIG_VAR_NAME STREQUAL "QMAKE_PRIVATE_CONFIG")
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list(APPEND __QtFeature_qmake_private_config "${arg_NAME}")
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set(__QtFeature_qmake_private_config "${__QtFeature_qmake_private_config}" PARENT_SCOPE)
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endif()
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if(arg_CONFIG_VAR_NAME STREQUAL "QMAKE_PUBLIC_QT_CONFIG")
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list(APPEND __QtFeature_qmake_public_qt_config "${arg_NAME}")
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set(__QtFeature_qmake_public_qt_config "${__QtFeature_qmake_public_qt_config}" PARENT_SCOPE)
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endif()
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endfunction()
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function(qt_feature_definition feature name)
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qt_feature_normalize_name("${feature}" feature)
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qt_parse_all_arguments(arg "qt_feature_definition" "NEGATE" "VALUE;PREREQUISITE" "" ${ARGN})
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# Store all the define related info in a unique variable key.
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set(key_name "_QT_FEATURE_DEFINE_DEFINITION_${feature}_${name}")
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set(${key_name} "FEATURE;${feature};NAME;${name};${ARGN}" PARENT_SCOPE)
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# Store the key for later evaluation and subsequent define generation:
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list(APPEND __QtFeature_define_definitions "${key_name}")
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set(__QtFeature_define_definitions ${__QtFeature_define_definitions} PARENT_SCOPE)
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endfunction()
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function(qt_evaluate_feature_definition key)
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if(NOT DEFINED ${key})
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qt_debug_print_variables(DEDUP MATCH "^_QT_FEATURE_DEFINE_DEFINITION")
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message(FATAL_ERROR "Attempting to evaluate feature define ${key} but its definition is missing. ")
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endif()
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cmake_parse_arguments(arg
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"NEGATE;"
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"FEATURE;NAME;VALUE;PREREQUISITE" "" ${${key}})
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set(expected ON)
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if (arg_NEGATE)
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set(expected OFF)
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endif()
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set(msg "")
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if(QT_FEATURE_${arg_FEATURE} STREQUAL expected)
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set(indent "")
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if(arg_PREREQUISITE)
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string(APPEND msg "#if ${arg_PREREQUISITE}\n")
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set(indent " ")
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endif()
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if (arg_VALUE)
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string(APPEND msg "${indent}#define ${arg_NAME} ${arg_VALUE}\n")
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else()
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string(APPEND msg "${indent}#define ${arg_NAME}\n")
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endif()
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if(arg_PREREQUISITE)
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string(APPEND msg "#endif\n")
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endif()
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string(APPEND __QtFeature_public_extra "${msg}")
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endif()
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set(__QtFeature_public_extra ${__QtFeature_public_extra} PARENT_SCOPE)
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endfunction()
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function(qt_extra_definition name value)
|
|
qt_parse_all_arguments(arg "qt_extra_definition" "PUBLIC;PRIVATE" "" "" ${ARGN})
|
|
|
|
if (arg_PUBLIC)
|
|
string(APPEND __QtFeature_public_extra "\n#define ${name} ${value}\n")
|
|
elseif(arg_PRIVATE)
|
|
string(APPEND __QtFeature_private_extra "\n#define ${name} ${value}\n")
|
|
endif()
|
|
|
|
set(__QtFeature_public_extra ${__QtFeature_public_extra} PARENT_SCOPE)
|
|
set(__QtFeature_private_extra ${__QtFeature_private_extra} PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
function(qt_internal_generate_feature_line line feature)
|
|
string(TOUPPER "${QT_FEATURE_${feature}}" value)
|
|
if (value STREQUAL "ON")
|
|
set(line "#define QT_FEATURE_${feature} 1\n\n" PARENT_SCOPE)
|
|
elseif(value STREQUAL "OFF")
|
|
set(line "#define QT_FEATURE_${feature} -1\n\n" PARENT_SCOPE)
|
|
elseif(value STREQUAL "UNSET")
|
|
set(line "#define QT_FEATURE_${feature} 0\n\n" PARENT_SCOPE)
|
|
else()
|
|
message(FATAL_ERROR "${feature} has unexpected value \"${QT_FEATURE_${feature}}\"! "
|
|
"Valid values are ON, OFF and UNSET.")
|
|
endif()
|
|
endfunction()
|
|
|
|
function(qt_internal_feature_write_file file features extra)
|
|
set(contents "")
|
|
foreach(it ${features})
|
|
qt_internal_generate_feature_line(line "${it}")
|
|
string(APPEND contents "${line}")
|
|
endforeach()
|
|
string(APPEND contents "${extra}")
|
|
|
|
file(GENERATE OUTPUT "${file}" CONTENT "${contents}")
|
|
endfunction()
|
|
|
|
# Helper function which evaluates features from a given list of configure.cmake paths
|
|
# and creates the feature cache entries.
|
|
# Should not be used directly, unless features need to be available in a directory scope before the
|
|
# associated module evaluates the features.
|
|
# E.g. qtbase/src.pro needs access to Core features before src/corelib/CMakeLists.txt is parsed.
|
|
function(qt_feature_evaluate_features list_of_paths)
|
|
qt_feature_module_begin(ONLY_EVALUATE_FEATURES)
|
|
foreach(path ${list_of_paths})
|
|
include("${path}")
|
|
endforeach()
|
|
qt_feature_module_end(ONLY_EVALUATE_FEATURES)
|
|
endfunction()
|
|
|
|
function(qt_feature_module_end)
|
|
set(flags ONLY_EVALUATE_FEATURES)
|
|
set(options OUT_VAR_PREFIX)
|
|
set(multiopts)
|
|
cmake_parse_arguments(arg "${flags}" "${options}" "${multiopts}" ${ARGN})
|
|
set(target ${arg_UNPARSED_ARGUMENTS})
|
|
|
|
# The value of OUT_VAR_PREFIX is used as a prefix for output variables that should be
|
|
# set in the parent scope.
|
|
if(NOT arg_OUT_VAR_PREFIX)
|
|
set(arg_OUT_VAR_PREFIX "")
|
|
endif()
|
|
|
|
set(all_features ${__QtFeature_public_features} ${__QtFeature_private_features} ${__QtFeature_internal_features})
|
|
list(REMOVE_DUPLICATES all_features)
|
|
|
|
foreach(feature ${all_features})
|
|
qt_evaluate_feature(${feature})
|
|
endforeach()
|
|
|
|
# Evaluate custom cache assignments.
|
|
foreach(cache_var_name ${__QtFeature_custom_enabled_cache_variables})
|
|
set(${cache_var_name} ON CACHE BOOL "Force enabled by platform." FORCE)
|
|
endforeach()
|
|
foreach(cache_var_name ${__QtFeature_custom_disabled_cache_variables})
|
|
set(${cache_var_name} OFF CACHE BOOL "Force disabled by platform." FORCE)
|
|
endforeach()
|
|
|
|
set(enabled_public_features "")
|
|
set(disabled_public_features "")
|
|
set(enabled_private_features "")
|
|
set(disabled_private_features "")
|
|
|
|
foreach(feature ${__QtFeature_public_features})
|
|
if(QT_FEATURE_${feature})
|
|
list(APPEND enabled_public_features ${feature})
|
|
else()
|
|
list(APPEND disabled_public_features ${feature})
|
|
endif()
|
|
endforeach()
|
|
|
|
foreach(feature ${__QtFeature_private_features})
|
|
if(QT_FEATURE_${feature})
|
|
list(APPEND enabled_private_features ${feature})
|
|
else()
|
|
list(APPEND disabled_private_features ${feature})
|
|
endif()
|
|
endforeach()
|
|
|
|
foreach(key ${__QtFeature_config_definitions})
|
|
qt_evaluate_qmake_config_values(${key})
|
|
unset(${key} PARENT_SCOPE)
|
|
endforeach()
|
|
|
|
foreach(key ${__QtFeature_define_definitions})
|
|
qt_evaluate_feature_definition(${key})
|
|
unset(${key} PARENT_SCOPE)
|
|
endforeach()
|
|
|
|
foreach(feature ${all_features})
|
|
unset(_QT_FEATURE_DEFINITION_${feature} PARENT_SCOPE)
|
|
endforeach()
|
|
|
|
if(NOT arg_ONLY_EVALUATE_FEATURES)
|
|
qt_internal_feature_write_file("${CMAKE_CURRENT_BINARY_DIR}/${__QtFeature_private_file}"
|
|
"${__QtFeature_private_features}" "${__QtFeature_private_extra}"
|
|
)
|
|
|
|
qt_internal_feature_write_file("${CMAKE_CURRENT_BINARY_DIR}/${__QtFeature_public_file}"
|
|
"${__QtFeature_public_features}" "${__QtFeature_public_extra}"
|
|
)
|
|
endif()
|
|
|
|
# Extra header injections which have to have forwarding headers created by
|
|
# qt_install_injections.
|
|
# Skip creating forwarding headers if qt_feature_module_begin was called with NO_MODULE, aka
|
|
# there is no include/<module_name> so there's no place to put the forwarding headers.
|
|
if(__QtFeature_library)
|
|
set(injections "")
|
|
qt_compute_injection_forwarding_header("${__QtFeature_library}"
|
|
SOURCE "${__QtFeature_public_file}"
|
|
OUT_VAR injections)
|
|
qt_compute_injection_forwarding_header("${__QtFeature_library}"
|
|
SOURCE "${__QtFeature_private_file}" PRIVATE
|
|
OUT_VAR injections)
|
|
|
|
set(${arg_OUT_VAR_PREFIX}extra_library_injections ${injections} PARENT_SCOPE)
|
|
endif()
|
|
|
|
if (NOT ("${target}" STREQUAL "NO_MODULE") AND NOT arg_ONLY_EVALUATE_FEATURES)
|
|
get_target_property(targetType "${target}" TYPE)
|
|
if("${targetType}" STREQUAL "INTERFACE_LIBRARY")
|
|
set(propertyPrefix "INTERFACE_")
|
|
else()
|
|
set(propertyPrefix "")
|
|
set_property(TARGET "${target}" APPEND PROPERTY EXPORT_PROPERTIES "QT_ENABLED_PUBLIC_FEATURES;QT_DISABLED_PUBLIC_FEATURES;QT_ENABLED_PRIVATE_FEATURES;QT_DISABLED_PRIVATE_FEATURES;MODULE_PLUGIN_TYPES;QT_PLUGINS;QT_QMAKE_PUBLIC_CONFIG;QT_QMAKE_PRIVATE_CONFIG;QT_QMAKE_PUBLIC_QT_CONFIG")
|
|
endif()
|
|
foreach(visibility public private)
|
|
string(TOUPPER "${visibility}" capitalVisibility)
|
|
foreach(state enabled disabled)
|
|
string(TOUPPER "${state}" capitalState)
|
|
|
|
set_property(TARGET "${target}" PROPERTY ${propertyPrefix}QT_${capitalState}_${capitalVisibility}_FEATURES "${${state}_${visibility}_features}")
|
|
endforeach()
|
|
endforeach()
|
|
|
|
set_property(TARGET "${target}"
|
|
PROPERTY ${propertyPrefix}QT_QMAKE_PUBLIC_CONFIG
|
|
"${__QtFeature_qmake_public_config}")
|
|
set_property(TARGET "${target}"
|
|
PROPERTY ${propertyPrefix}QT_QMAKE_PRIVATE_CONFIG
|
|
"${__QtFeature_qmake_private_config}")
|
|
set_property(TARGET "${target}"
|
|
PROPERTY ${propertyPrefix}QT_QMAKE_PUBLIC_QT_CONFIG
|
|
"${__QtFeature_qmake_public_qt_config}")
|
|
|
|
# Config values were the old-school features before actual configure.json features were
|
|
# implemented. Therefore "CONFIG+=foo" values should be considered features as well,
|
|
# so that CMake can find them when building qtmultimedia for example.
|
|
if(__QtFeature_qmake_public_config)
|
|
set_property(TARGET "${target}"
|
|
APPEND PROPERTY ${propertyPrefix}QT_ENABLED_PUBLIC_FEATURES
|
|
${__QtFeature_qmake_public_config})
|
|
endif()
|
|
if(__QtFeature_qmake_private_config)
|
|
set_property(TARGET "${target}"
|
|
APPEND PROPERTY ${propertyPrefix}QT_ENABLED_PRIVATE_FEATURES
|
|
${__QtFeature_qmake_private_config})
|
|
endif()
|
|
if(__QtFeature_qmake_public_qt_config)
|
|
set_property(TARGET "${target}"
|
|
APPEND PROPERTY ${propertyPrefix}QT_ENABLED_PUBLIC_FEATURES
|
|
${__QtFeature_qmake_public_qt_config})
|
|
endif()
|
|
|
|
qt_feature_copy_global_config_features_to_core(${target})
|
|
endif()
|
|
|
|
unset(__QtFeature_library PARENT_SCOPE)
|
|
unset(__QtFeature_public_features PARENT_SCOPE)
|
|
unset(__QtFeature_private_features PARENT_SCOPE)
|
|
unset(__QtFeature_internal_features PARENT_SCOPE)
|
|
|
|
unset(__QtFeature_private_file PARENT_SCOPE)
|
|
unset(__QtFeature_public_file PARENT_SCOPE)
|
|
|
|
unset(__QtFeature_private_extra PARENT_SCOPE)
|
|
unset(__QtFeature_public_extra PARENT_SCOPE)
|
|
|
|
unset(__QtFeature_define_definitions PARENT_SCOPE)
|
|
unset(__QtFeature_custom_enabled_features PARENT_SCOPE)
|
|
unset(__QtFeature_custom_disabled_features PARENT_SCOPE)
|
|
unset(__QtFeature_only_evaluate_features PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
function(qt_feature_copy_global_config_features_to_core target)
|
|
# CMake doesn't support setting custom properties on exported INTERFACE libraries
|
|
# See https://gitlab.kitware.com/cmake/cmake/issues/19261.
|
|
# To circumvent that, copy the properties from GlobalConfig to Core target.
|
|
# This way the global features actually get set in the generated CoreTargets.cmake file.
|
|
if(target STREQUAL Core)
|
|
foreach(visibility public private)
|
|
string(TOUPPER "${visibility}" capitalVisibility)
|
|
foreach(state enabled disabled)
|
|
string(TOUPPER "${state}" capitalState)
|
|
|
|
set(core_property_name "QT_${capitalState}_${capitalVisibility}_FEATURES")
|
|
set(global_property_name "INTERFACE_${core_property_name}")
|
|
|
|
get_property(core_values TARGET Core PROPERTY ${core_property_name})
|
|
get_property(global_values TARGET GlobalConfig PROPERTY ${global_property_name})
|
|
|
|
set(total_values ${core_values} ${global_values})
|
|
set_property(TARGET Core PROPERTY ${core_property_name} ${total_values})
|
|
endforeach()
|
|
endforeach()
|
|
|
|
set(config_property_names
|
|
QT_QMAKE_PUBLIC_CONFIG QT_QMAKE_PRIVATE_CONFIG QT_QMAKE_PUBLIC_QT_CONFIG )
|
|
foreach(property_name ${config_property_names})
|
|
set(core_property_name "${property_name}")
|
|
set(global_property_name "INTERFACE_${core_property_name}")
|
|
|
|
get_property(core_values TARGET Core PROPERTY ${core_property_name})
|
|
get_property(global_values TARGET GlobalConfig PROPERTY ${global_property_name})
|
|
|
|
set(total_values ${core_values} ${global_values})
|
|
set_property(TARGET Core PROPERTY ${core_property_name} ${total_values})
|
|
endforeach()
|
|
endif()
|
|
endfunction()
|
|
|
|
function(qt_config_compile_test name)
|
|
if(DEFINED "TEST_${name}")
|
|
return()
|
|
endif()
|
|
|
|
cmake_parse_arguments(arg "" "LABEL;PROJECT_PATH;C_STANDARD;CXX_STANDARD"
|
|
"COMPILE_OPTIONS;LIBRARIES;CODE;PACKAGES" ${ARGN})
|
|
|
|
if(arg_PROJECT_PATH)
|
|
message(STATUS "Performing Test ${arg_LABEL}")
|
|
|
|
set(flags "")
|
|
qt_get_platform_try_compile_vars(platform_try_compile_vars)
|
|
list(APPEND flags ${platform_try_compile_vars})
|
|
|
|
# If the repo has its own cmake modules, include those in the module path, so that various
|
|
# find_package calls work.
|
|
if(EXISTS "${PROJECT_SOURCE_DIR}/cmake")
|
|
list(APPEND flags "-DCMAKE_MODULE_PATH:STRING=${PROJECT_SOURCE_DIR}/cmake")
|
|
endif()
|
|
|
|
# Pass which packages need to be found.
|
|
if(arg_PACKAGES)
|
|
set(packages_list "")
|
|
|
|
# Parse the package names, version, etc. An example would be:
|
|
# PACKAGE Foo 6 REQUIRED
|
|
# PACKAGE Bar 2 COMPONENTS Baz
|
|
foreach(p ${arg_PACKAGES})
|
|
if(p STREQUAL PACKAGE)
|
|
if(package_entry)
|
|
# Encode the ";" into "\;" to separate the arguments of a find_package call.
|
|
string(REPLACE ";" "\\;" package_entry_string "${package_entry}")
|
|
list(APPEND packages_list "${package_entry_string}")
|
|
endif()
|
|
|
|
set(package_entry "")
|
|
else()
|
|
list(APPEND package_entry "${p}")
|
|
endif()
|
|
endforeach()
|
|
# Parse final entry.
|
|
if(package_entry)
|
|
string(REPLACE ";" "\\;" package_entry_string "${package_entry}")
|
|
list(APPEND packages_list "${package_entry_string}")
|
|
endif()
|
|
|
|
# Encode the ";" again.
|
|
string(REPLACE ";" "\\;" packages_list "${packages_list}")
|
|
|
|
# The flags are separated by ';', the find_package entries by '\;',
|
|
# and the package parts of an entry by '\\;'.
|
|
# Example:
|
|
# WrapFoo\\;6\\;COMPONENTS\\;bar\;WrapBaz\\;5
|
|
list(APPEND flags "-DQT_CONFIG_COMPILE_TEST_PACKAGES:STRING=${packages_list}")
|
|
|
|
# Inside the project, the value of QT_CONFIG_COMPILE_TEST_PACKAGES is used in a foreach
|
|
# loop that calls find_package() for each package entry, and thus the variable expansion
|
|
# ends up calling something like find_package(WrapFoo;6;COMPONENTS;bar) aka
|
|
# find_package(WrapFoo 6 COMPONENTS bar).
|
|
endif()
|
|
|
|
# Pass which libraries need to be linked against.
|
|
if(arg_LIBRARIES)
|
|
set(link_flags "")
|
|
set(library_targets "")
|
|
# Separate targets from link flags or paths. This is to prevent configuration failures
|
|
# when the targets are not found due to missing packages.
|
|
foreach(lib ${arg_LIBRARIES})
|
|
string(FIND "${lib}" "::" is_library_target)
|
|
if(is_library_target EQUAL -1)
|
|
list(APPEND link_flags "${lib}")
|
|
else()
|
|
list(APPEND library_targets "${lib}")
|
|
endif()
|
|
endforeach()
|
|
if(link_flags)
|
|
list(APPEND flags "-DQT_CONFIG_COMPILE_TEST_LIBRARIES:STRING=${link_flags}")
|
|
endif()
|
|
if(library_targets)
|
|
list(APPEND flags
|
|
"-DQT_CONFIG_COMPILE_TEST_LIBRARY_TARGETS:STRING=${library_targets}")
|
|
endif()
|
|
endif()
|
|
|
|
try_compile(HAVE_${name} "${CMAKE_BINARY_DIR}/config.tests/${name}" "${arg_PROJECT_PATH}"
|
|
"${name}" CMAKE_FLAGS ${flags})
|
|
|
|
if(${HAVE_${name}})
|
|
set(status_label "Success")
|
|
else()
|
|
set(status_label "Failed")
|
|
endif()
|
|
message(STATUS "Performing Test ${arg_LABEL} - ${status_label}")
|
|
else()
|
|
foreach(library IN ITEMS ${arg_LIBRARIES})
|
|
if(NOT TARGET "${library}")
|
|
# If the dependency looks like a cmake target, then make this compile test
|
|
# fail instead of cmake abort later via CMAKE_REQUIRED_LIBRARIES.
|
|
string(FIND "${library}" "::" cmake_target_namespace_separator)
|
|
if(NOT cmake_target_namespace_separator EQUAL -1)
|
|
set(HAVE_${name} FALSE)
|
|
break()
|
|
endif()
|
|
endif()
|
|
endforeach()
|
|
|
|
if(NOT DEFINED HAVE_${name})
|
|
set(_save_CMAKE_C_STANDARD "${CMAKE_C_STANDARD}")
|
|
set(_save_CMAKE_CXX_STANDARD "${CMAKE_CXX_STANDARD}")
|
|
set(_save_CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
|
|
|
|
if(arg_C_STANDARD)
|
|
set(CMAKE_C_STANDARD "${arg_C_STANDARD}")
|
|
endif()
|
|
|
|
if(arg_CXX_STANDARD)
|
|
set(CMAKE_CXX_STANDARD "${arg_CXX_STANDARD}")
|
|
endif()
|
|
|
|
set(CMAKE_REQUIRED_FLAGS ${arg_COMPILE_OPTIONS})
|
|
|
|
# For MSVC we need to explicitly pass -Zc:__cplusplus to get correct __cplusplus
|
|
# define values. According to common/msvc-version.conf the flag is supported starting
|
|
# with 1913.
|
|
# https://developercommunity.visualstudio.com/content/problem/139261/msvc-incorrectly-defines-cplusplus.html
|
|
# No support for the flag in upstream CMake as of 3.17.
|
|
# https://gitlab.kitware.com/cmake/cmake/issues/18837
|
|
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" AND MSVC_VERSION GREATER_EQUAL 1913)
|
|
list(APPEND CMAKE_REQUIRED_FLAGS "-Zc:__cplusplus")
|
|
endif()
|
|
|
|
set(_save_CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
|
|
set(CMAKE_REQUIRED_LIBRARIES "${arg_LIBRARIES}")
|
|
check_cxx_source_compiles("${arg_UNPARSED_ARGUMENTS} ${arg_CODE}" HAVE_${name})
|
|
set(CMAKE_REQUIRED_LIBRARIES "${_save_CMAKE_REQUIRED_LIBRARIES}")
|
|
|
|
set(CMAKE_C_STANDARD "${_save_CMAKE_C_STANDARD}")
|
|
set(CMAKE_CXX_STANDARD "${_save_CMAKE_CXX_STANDARD}")
|
|
set(CMAKE_REQUIRED_FLAGS "${_save_CMAKE_REQUIRED_FLAGS}")
|
|
endif()
|
|
endif()
|
|
|
|
set(TEST_${name} "${HAVE_${name}}" CACHE INTERNAL "${arg_LABEL}")
|
|
endfunction()
|
|
|
|
# This function should be used for passing required try compile platform variables to the
|
|
# project-based try_compile() call.
|
|
# out_var will be a list of -Dfoo=bar strings, suitable to pass to CMAKE_FLAGS.
|
|
function(qt_get_platform_try_compile_vars out_var)
|
|
# Use the regular variables that are used for source-based try_compile() calls.
|
|
set(flags "${CMAKE_TRY_COMPILE_PLATFORM_VARIABLES}")
|
|
|
|
# Pass toolchain files.
|
|
if(CMAKE_TOOLCHAIN_FILE)
|
|
list(APPEND flags "CMAKE_TOOLCHAIN_FILE")
|
|
endif()
|
|
if(VCPKG_CHAINLOAD_TOOLCHAIN_FILE)
|
|
list(APPEND flags "VCPKG_CHAINLOAD_TOOLCHAIN_FILE")
|
|
endif()
|
|
|
|
# Pass language standard flags.
|
|
list(APPEND flags "CMAKE_C_STANDARD")
|
|
list(APPEND flags "CMAKE_CXX_STANDARD")
|
|
|
|
# Assemble the list with regular options.
|
|
set(flags_cmd_line "")
|
|
foreach(flag ${flags})
|
|
if(${flag})
|
|
list(APPEND flags_cmd_line "-D${flag}=${${flag}}")
|
|
endif()
|
|
endforeach()
|
|
|
|
# Pass darwin specific options.
|
|
# The architectures need to be passed explicitly to project-based try_compile calls even on
|
|
# macOS, so that arm64 compilation works on Apple silicon.
|
|
if(CMAKE_OSX_ARCHITECTURES)
|
|
list(GET CMAKE_OSX_ARCHITECTURES 0 osx_first_arch)
|
|
|
|
# Do what qmake does, aka when doing a simulator_and_device build, build the
|
|
# target architecture test only with the first given architecture, which should be the
|
|
# device architecture, aka some variation of "arm" (armv7, arm64).
|
|
list(APPEND flags_cmd_line "-DCMAKE_OSX_ARCHITECTURES:STRING=${osx_first_arch}")
|
|
endif()
|
|
if(UIKIT)
|
|
# Specify the sysroot, but only if not doing a simulator_and_device build.
|
|
# So keep the sysroot empty for simulator_and_device builds.
|
|
if(QT_UIKIT_SDK)
|
|
list(APPEND flags_cmd_line "-DCMAKE_OSX_SYSROOT:STRING=${QT_UIKIT_SDK}")
|
|
endif()
|
|
endif()
|
|
|
|
set("${out_var}" "${flags_cmd_line}" PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
function(qt_config_compile_test_x86simd extension label)
|
|
if (DEFINED TEST_X86SIMD_${extension})
|
|
return()
|
|
endif()
|
|
|
|
set(flags "-DSIMD:string=${extension}")
|
|
|
|
qt_get_platform_try_compile_vars(platform_try_compile_vars)
|
|
list(APPEND flags ${platform_try_compile_vars})
|
|
|
|
message(STATUS "Performing SIMD Test ${label}")
|
|
try_compile("TEST_X86SIMD_${extension}"
|
|
"${CMAKE_CURRENT_BINARY_DIR}/config.tests/x86_simd_${extension}"
|
|
"${CMAKE_CURRENT_SOURCE_DIR}/config.tests/x86_simd"
|
|
x86_simd
|
|
CMAKE_FLAGS ${flags})
|
|
if(${TEST_X86SIMD_${extension}})
|
|
set(status_label "Success")
|
|
else()
|
|
set(status_label "Failed")
|
|
endif()
|
|
message(STATUS "Performing SIMD Test ${label} - ${status_label}")
|
|
set(TEST_subarch_${extension} "${TEST_X86SIMD_${extension}}" CACHE INTERNAL "${label}")
|
|
endfunction()
|
|
|
|
function(qt_config_compile_test_machine_tuple label)
|
|
if(DEFINED TEST_MACHINE_TUPLE OR NOT LINUX OR ANDROID)
|
|
return()
|
|
endif()
|
|
|
|
message(STATUS "Performing Test ${label}")
|
|
execute_process(COMMAND "${CMAKE_CXX_COMPILER}" -dumpmachine
|
|
OUTPUT_VARIABLE output
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE
|
|
RESULT_VARIABLE exit_code)
|
|
if(exit_code EQUAL 0)
|
|
set(status_label "Success")
|
|
else()
|
|
set(status_label "Failed")
|
|
endif()
|
|
message(STATUS "Performing Test ${label} - ${status_label}")
|
|
set(TEST_machine_tuple "${output}" CACHE INTERNAL "${label}")
|
|
endfunction()
|
|
|
|
function(qt_config_compiler_supports_flag_test name)
|
|
if(DEFINED "TEST_${name}")
|
|
return()
|
|
endif()
|
|
|
|
cmake_parse_arguments(arg "" "LABEL;FLAG" "" ${ARGN})
|
|
check_cxx_compiler_flag("${arg_FLAG}" TEST_${name})
|
|
set(TEST_${name} "${TEST_${name}}" CACHE INTERNAL "${label}")
|
|
endfunction()
|
|
|
|
function(qt_config_linker_supports_flag_test name)
|
|
if(DEFINED "TEST_${name}")
|
|
return()
|
|
endif()
|
|
|
|
cmake_parse_arguments(arg "" "LABEL;FLAG" "" ${ARGN})
|
|
set(flags "-Wl,${arg_FLAG}")
|
|
|
|
# Select the right linker.
|
|
if(GCC OR CLANG)
|
|
# TODO: This works for now but is... suboptimal. Once
|
|
# QTBUG-86186 is resolved, we should check the *features*
|
|
# QT_FEATURE_use_gold_linker etc. instead of trying to
|
|
# replicate the feature conditions.
|
|
if(QT_FEATURE_use_gold_linker_alias OR INPUT_linker STREQUAL "gold")
|
|
list(PREPEND flags "-fuse-ld=gold")
|
|
elseif(INPUT_linker STREQUAL "bfd")
|
|
list(PREPEND flags "-fuse-ld=bfd")
|
|
elseif(INPUT_linker STREQUAL "lld")
|
|
list(PREPEND flags "-fuse-ld=lld")
|
|
endif()
|
|
endif()
|
|
|
|
set(CMAKE_REQUIRED_LINK_OPTIONS ${flags})
|
|
check_cxx_source_compiles("int main() { return 0; }" TEST_${name})
|
|
set(TEST_${name} "${TEST_${name}}" CACHE INTERNAL "${label}")
|
|
endfunction()
|
|
|
|
function(qt_make_features_available target)
|
|
if(NOT "${target}" MATCHES "^${QT_CMAKE_EXPORT_NAMESPACE}::[a-zA-Z0-9_-]*$")
|
|
message(FATAL_ERROR "${target} does not match ${QT_CMAKE_EXPORT_NAMESPACE}::[a-zA-Z0-9_-]*. INVALID NAME.")
|
|
endif()
|
|
if(NOT TARGET ${target})
|
|
message(FATAL_ERROR "${target} not found.")
|
|
endif()
|
|
|
|
get_target_property(target_type "${target}" TYPE)
|
|
if("${target_type}" STREQUAL "INTERFACE_LIBRARY")
|
|
set(property_prefix "INTERFACE_")
|
|
else()
|
|
set(property_prefix "")
|
|
endif()
|
|
foreach(visibility IN ITEMS PUBLIC PRIVATE)
|
|
set(value ON)
|
|
foreach(state IN ITEMS ENABLED DISABLED)
|
|
get_target_property(features "${target}" ${property_prefix}QT_${state}_${visibility}_FEATURES)
|
|
if("${features}" STREQUAL "features-NOTFOUND")
|
|
continue()
|
|
endif()
|
|
foreach(feature IN ITEMS ${features})
|
|
if (DEFINED "QT_FEATURE_${feature}" AND NOT "${QT_FEATURE_${feature}}" STREQUAL "${value}")
|
|
message(FATAL_ERROR "Feature ${feature} is already defined and has a different value when importing features from ${target}.")
|
|
endif()
|
|
set(QT_FEATURE_${feature} "${value}" CACHE INTERNAL "Qt feature: ${feature} (from target ${target})")
|
|
endforeach()
|
|
set(value OFF)
|
|
endforeach()
|
|
endforeach()
|
|
endfunction()
|
|
|
|
|