shithub: cstory

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Added FORCE_LOCAL_LIBS option

This forces CMake to use the local libraries, even if system libs
are readily available. This is useful for MSYS2, since find_package
would link dynamic libraries, but local libraries are static.

--- a/CMakeLists.txt

+++ b/CMakeLists.txt

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

 option(JAPANESE "Enable the Japanese-language build" OFF)

 option(FIX_BUGS "Fix certain bugs (see src/Bug Fixes.txt)" OFF)

 option(NONPORTABLE "Enable bits of code that aren't portable, but are what the original game used" OFF)

+option(FORCE_LOCAL_LIBS "Ignore system libraries, and compile the statically-linked local copies instead" OFF)

 # Default to Release build

 if(NOT CMAKE_BUILD_TYPE)

@@ -292,11 +293,11 @@

 # Find dependencies

 find_package(SDL2)

-if(TARGET SDL2::SDL2)

+if(TARGET SDL2::SDL2 AND NOT FORCE_LOCAL_LIBS)

 	# CMake-generated config (Arch, vcpkg, Raspbian)

 	message(STATUS "Using system SDL2")

 	target_link_libraries(CSE2 SDL2::SDL2 SDL2::SDL2main)

-elseif(SDL2_FOUND)

+elseif(SDL2_FOUND AND NOT FORCE_LOCAL_LIBS)

 	# Autotools-generated config (MSYS2)

 	message(STATUS "Using system SDL2")

 	target_include_directories(CSE2 PRIVATE ${SDL2_INCLUDE_DIRS})

@@ -310,7 +311,7 @@

 endif()

 find_package(Freetype)

-if(FREETYPE_FOUND)

+if(FREETYPE_FOUND AND NOT FORCE_LOCAL_LIBS)

 	message(STATUS "Using system FreeType")

 	target_include_directories(CSE2 PRIVATE ${FREETYPE_INCLUDE_DIRS})

 	target_link_libraries(CSE2 ${FREETYPE_LIBRARIES})

@@ -348,7 +349,7 @@

 # Find FLTK

 find_package(FLTK)

-if(FLTK_FOUND)

+if(FLTK_FOUND AND NOT FORCE_LOCAL_LIBS)

 	message(STATUS "Using system FLTK")

 	target_include_directories(DoConfig PRIVATE ${FLTK_INCLUDE_DIR})

 	target_link_libraries(DoConfig ${FLTK_LIBRARIES})