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Fix TryAcquireSRWLockShared being implicitly defined and causing UB

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(cherry picked from commit 342c3a0fd42584385c76743bb165ff6a75584c1e)
This commit is contained in:
SChernykh
2026-10-04 18:50:21 -04:00
committed by such-gitea
parent 131a340a51
commit fb09d61f06
1 changed files with 7 additions and 3 deletions
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CMakeLists.txt
+7 -3
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@@ -806,9 +806,8 @@ else()
# mingw doesn't support LTO (multiple definition errors at link time)
set(USE_LTO_DEFAULT false)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--stack,10485760")
if(NOT BUILD_64)
add_definitions(-DWINVER=0x0600 -D_WIN32_WINNT=0x0600)
endif()
# TryAcquireSRWLock* requires Windows 7 or later.
add_definitions(-DWINVER=0x0601 -D_WIN32_WINNT=0x0601)
endif()
set(C_WARNINGS "-Waggregate-return -Wnested-externs -Wold-style-definition -Wstrict-prototypes")
set(CXX_WARNINGS "-Wno-reorder -Wno-missing-field-initializers")
@@ -911,6 +910,11 @@ else()
add_c_flag_if_supported( -Werror=return-type C_SECURITY_FLAGS)
add_cxx_flag_if_supported(-Werror=return-type CXX_SECURITY_FLAGS)
# A missing WinAPI prototype (e.g. TryAcquireSRWLock*) must fail the build
if(MINGW)
add_c_flag_if_supported(-Werror=implicit-function-declaration C_SECURITY_FLAGS)
endif()
message(STATUS "Using C security hardening flags: ${C_SECURITY_FLAGS}")
message(STATUS "Using C++ security hardening flags: ${CXX_SECURITY_FLAGS}")
message(STATUS "Using linker security hardening flags: ${LD_SECURITY_FLAGS}")