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Keep MSVC Flags Consistent across CMake runs

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(cherry picked from commit 10478c59db)
This commit is contained in:
ChaseKnowlden
2025-08-12 18:29:22 -04:00
committed by Sam Lantinga
parent 40371f0907
commit c3828bb0a3
1 changed files with 23 additions and 23 deletions
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46
CMakeLists.txt
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@@ -183,29 +183,6 @@ if(MSVC)
set(SDL_RELOCATABLE_DEFAULT ON)
endif()
if(MSVC)
if(NOT SDL_LIBC)
# Make sure /RTC1 is disabled, otherwise it will use functions from the CRT
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/RTC(su|[1su])" "" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
set(CMAKE_MSVC_RUNTIME_CHECKS "")
endif()
if(MSVC_CLANG)
# clang-cl treats /W4 as '-Wall -Wextra' -- we don't need -Wextra
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/W4" "/W3" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
endif()
endif()
set(SDL_SHARED_DEFAULT ON)
set(SDL_STATIC_DEFAULT ON)
@@ -424,6 +401,29 @@ if(SDL_PRESEED)
SDL_Preseed_CMakeCache()
endif()
if(MSVC)
if(NOT SDL_LIBC)
# Make sure /RTC1 is disabled, otherwise it will use functions from the CRT
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/RTC(su|[1su])" "" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
set(CMAKE_MSVC_RUNTIME_CHECKS "")
endif()
if(MSVC_CLANG)
# clang-cl treats /W4 as '-Wall -Wextra' -- we don't need -Wextra
foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/W4" "/W3" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
endif()
endif()
if(SDL_SHARED)
add_library(SDL3-shared SHARED)
add_library(SDL3::SDL3-shared ALIAS SDL3-shared)