shithub: cstory

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Make the static MSVC runtime linkage optional

I'd tell people to use CMAKE_MSVC_RUNTIME_LIBRARY instead, but, eh,
it's too recent.

--- a/CMakeLists.txt

+++ b/CMakeLists.txt

@@ -8,6 +8,7 @@

 option(LTO "Enable link-time optimisation" OFF)

 option(NATIVE_OPTIMIZATIONS "Enable processor-specific optimisations (executable might not work on other architectures) (GCC-compatible compilers only)" OFF)

+option(MSVC_LINK_STATIC_RUNTIME "Link the static MSVC runtime library" OFF)

 option(WARNINGS "Enable common compiler warnings (for GCC-compatible compilers and MSVC only)" OFF)

 option(WARNINGS_ALL "Enable ALL compiler warnings (for Clang and MSVC only)" OFF)

@@ -41,7 +42,7 @@

 	message(STATUS "Compiling with a GCC-compatible compiler")

 endif()

-if(MSVC)

+if(MSVC AND MSVC_LINK_STATIC_RUNTIME)

 	# Statically-link the CRT (vcpkg static libs do this)

 	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)

 		if(${flag_var} MATCHES "/MD")