Use the system's PhysFS if present.

Also add an option to allow the user to override this and force the use of the supplied library.
Pass -DWITH_BUILTIN_PHYSFS=on to cmake to force using the supplied library.
This commit is contained in:
King_DuckZ 2014-08-04 18:57:14 +02:00
parent 1037e2e141
commit f28dc743d6

View file

@ -5,11 +5,24 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wextra -pedantic -Wcon
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11 -Wall -Wextra -pedantic -Wconversion")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11 -Wall -Wextra -pedantic -Wconversion")
option(WITH_BUILTIN_PHYSFS "Force using the version of PhysFS accompanying the code even if a system library is available" OFF)
include(FindPkgConfig)
PKG_SEARCH_MODULE(SDL2 REQUIRED sdl2)
find_package(PNG REQUIRED)
find_package(Boost 1.55.0 REQUIRED)
if (NOT WITH_BUILTIN_PHYSFS)
find_package(PhysFS 2.0.3)
endif()
if (PHYSFS_FOUND)
message(STATUS "Using system's PhysFS, set WITH_BUILTIN_PHYSFS to on to override this")
else(PHYSFS_FOUND)
message(STATUS "Using internal PhysFS")
set(PHYSFS_INCLUDE_DIR "lib/physfs-2.0.3")
set(PHYSFS_LIBRARY "physfs")
endif(PHYSFS_FOUND)
add_definitions(
${PNG_DEFINITIONS}
@ -27,7 +40,7 @@ include_directories(
src/movers
include
"${PROJECT_BINARY_DIR}"
lib/physfs-2.0.3
${PHYSFS_INCLUDE_DIR}
)
configure_file(
@ -35,7 +48,9 @@ configure_file(
"${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.h"
)
add_subdirectory(lib/physfs-2.0.3)
if (NOT PHYSFS_FOUND)
add_subdirectory(lib/physfs-2.0.3)
endif(NOT PHYSFS_FOUND)
add_executable(${PROJECT_NAME}
src/main.cpp
@ -69,6 +84,6 @@ add_executable(${PROJECT_NAME}
target_link_libraries(${PROJECT_NAME}
${SDL2_LIBRARIES}
physfs
${PHYSFS_LIBRARY}
${PNG_LIBRARIES}
)