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# Copyright (c) 2023-present The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or https://opensource.org/license/mit/.
include_guard(GLOBAL)
# Evaluates config-specific generator expressions in a list.
# Recognizable patterns are:
# - $<$<CONFIG:[config]>:[value]>
# - $<$<NOT:$<CONFIG:[config]>>:[value]>
function(evaluate_generator_expressions list config)
set(input ${${list}})
set(result)
foreach(token IN LISTS input)
if(token MATCHES "\\$<\\$<CONFIG:([^>]+)>:([^>]+)>")
if(CMAKE_MATCH_1 STREQUAL config)
list(APPEND result ${CMAKE_MATCH_2})
endif()
elseif(token MATCHES "\\$<\\$<NOT:\\$<CONFIG:([^>]+)>>:([^>]+)>")
if(NOT CMAKE_MATCH_1 STREQUAL config)
list(APPEND result ${CMAKE_MATCH_2})
endif()
else()
list(APPEND result ${token})
endif()
endforeach()
set(${list} ${result} PARENT_SCOPE)
endfunction()
# Gets target's interface properties recursively.
function(get_target_interface var config target property)
get_target_property(result ${target} INTERFACE_${property})
if(result)
evaluate_generator_expressions(result "${config}")
list(JOIN result " " result)
else()
set(result)
endif()
get_target_property(dependencies ${target} INTERFACE_LINK_LIBRARIES)
if(dependencies)
evaluate_generator_expressions(dependencies "${config}")
foreach(dependency IN LISTS dependencies)
if(TARGET ${dependency})
get_target_interface(dep_result "${config}" ${dependency} ${property})
string(STRIP "${result} ${dep_result}" result)
endif()
endforeach()
endif()
set(${var} "${result}" PARENT_SCOPE)
endfunction()
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