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cmake: Add position independent code support

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Hennadii Stepanov 2024-01-09 17:25:47 +00:00
parent 07069e2bb0
commit fd72d00ffe
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1 changed files with 11 additions and 0 deletions
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11
CMakeLists.txt
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@ -63,6 +63,17 @@ list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/module)
set(configure_warnings) set(configure_warnings)
include(CheckPIESupported)
check_pie_supported(OUTPUT_VARIABLE check_pie_output LANGUAGES CXX)
if(CMAKE_CXX_LINK_PIE_SUPPORTED)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
elseif(NOT WIN32)
# The warning is superfluous for Windows.
message(WARNING "PIE is not supported at link time: ${check_pie_output}")
list(APPEND configure_warnings "Position independent code disabled.")
endif()
unset(check_pie_output)
# The core_interface library aims to encapsulate common build flags. # The core_interface library aims to encapsulate common build flags.
# It is a usage requirement for all targets except for secp256k1, which # It is a usage requirement for all targets except for secp256k1, which
# gets its flags by other means. # gets its flags by other means.