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fix compiler error: "_FORTIFY_SOURCE" redefined #650

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Mar 22, 2024
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5 changes: 4 additions & 1 deletion CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -73,7 +73,10 @@ endif()

set(NO_DEPRECATED "")
set(OPTIMIZE "")
set(OS_CXX_FLAGS "${OS_CXX_FLAGS} -D_GLIBCXX_USE_NANOSLEEP -pthread -O -Wall -Wextra -Wformat -Wformat-security -Wconversion -fexceptions -fstrict-aliasing -fstack-protector-strong -fasynchronous-unwind-tables -fno-omit-frame-pointer -D_FORTIFY_SOURCE=2 -Wformat -Wformat-security -Wpedantic -Werror -fPIE")
if(NOT DEFINED _FORTIFY_SOURCE)
set(_FORTIFY_SOURCE 2)
endif()
set(OS_CXX_FLAGS "${OS_CXX_FLAGS} -D_GLIBCXX_USE_NANOSLEEP -pthread -O -Wall -Wextra -Wformat -Wformat-security -Wconversion -fexceptions -fstrict-aliasing -fstack-protector-strong -fasynchronous-unwind-tables -fno-omit-frame-pointer -D_FORTIFY_SOURCE=${_FORTIFY_SOURCE} -Wformat -Wformat-security -Wpedantic -Werror -fPIE")

# force all use of std::mutex and std::recursive_mutex to use runtime init
# instead of static initialization so mutexes can be hooked to enable PI as needed
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