diff --git a/FindSDL2_gfx.cmake b/FindSDL2_gfx.cmake new file mode 100644 index 0000000..42d31b7 --- /dev/null +++ b/FindSDL2_gfx.cmake @@ -0,0 +1,149 @@ +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + +#[=======================================================================[.rst: +FindSDL2_gfx +-------------- + +Locate SDL2_gfx library + +This module will set the following variables in your project: + +:: + + SDL2_GFX_LIBRARIES, the name of the library to link against + SDL2_GFX_INCLUDE_DIRS, where to find the headers + SDL2_GFX_FOUND, if false, do not try to link against + SDL2_GFX_VERSION_STRING - human-readable string containing the + version of SDL2_gfx + + + +This module responds to the following cache variables: + +:: + + SDL2_GFX_PATH + Set a custom SDL2_gfx Library path (default: empty) + + SDL2_GFX_NO_DEFAULT_PATH + Disable search SDL2_gfx Library in default path. + If SDL2_GFX_PATH (default: ON) + Else (default: OFF) + + SDL2_GFX_INCLUDE_DIR + SDL2_gfx headers path. + + SDL2_GFX_LIBRARY + SDL2_gfx Library (.dll, .so, .a, etc) path. + + +Additional Note: If you see an empty SDL2_GFX_LIBRARY in your project +configuration, it means CMake did not find your SDL2_gfx library +(SDL2_gfx.dll, libsdl2_gfx.so, etc). Set SDL2_GFX_LIBRARY to point +to your SDL2_gfx library, and configure again. This value is used to +generate the final SDL2_GFX_LIBRARIES variable, but when this value is +unset, SDL2_GFX_LIBRARIES does not get created. + + +$SDL2GFXDIR is an environment variable that would correspond to the +./configure --prefix=$SDL2GFXDIR used in building SDL2_gfx. + +$SDL2DIR is an environment variable that would correspond to the +./configure --prefix=$SDL2DIR used in building SDL2. + + + +Created by Amine Ben Hassouna: + Adapt FindSDL_image.cmake to SDL2_gfx (FindSDL2_gfx.cmake). + Add cache variables for more flexibility: + SDL2_GFX_PATH, SDL2_GFX_NO_DEFAULT_PATH (for details, see doc above). + +Original FindSDL_image.cmake module: + Created by Eric Wing. This was influenced by the FindSDL.cmake + module, but with modifications to recognize OS X frameworks and + additional Unix paths (FreeBSD, etc). +#]=======================================================================] + +# Define options for searching SDL2_gfx Library in a custom path + +set(SDL2_GFX_PATH "" CACHE STRING "Custom SDL2_gfx Library path") + +set(_SDL2_GFX_NO_DEFAULT_PATH OFF) +if(SDL2_GFX_PATH) + set(_SDL2_GFX_NO_DEFAULT_PATH ON) +endif() + +set(SDL2_GFX_NO_DEFAULT_PATH ${_SDL2_GFX_NO_DEFAULT_PATH} + CACHE BOOL "Disable search SDL2_gfx Library in default path") +unset(_SDL2_GFX_NO_DEFAULT_PATH) + +set(SDL2_GFX_NO_DEFAULT_PATH_CMD) +if(SDL2_GFX_NO_DEFAULT_PATH) + set(SDL2_GFX_NO_DEFAULT_PATH_CMD NO_DEFAULT_PATH) +endif() + +# Search for the SDL2_gfx include directory +find_path(SDL2_GFX_INCLUDE_DIR SDL2_gfxPrimitives.h + HINTS + ENV SDL2GFXDIR + ENV SDL2DIR + ${SDL2_GFX_NO_DEFAULT_PATH_CMD} + PATH_SUFFIXES SDL2 + # path suffixes to search inside ENV{SDL2DIR} + # and ENV{SDL2GFXDIR} + include/SDL2 include + PATHS ${SDL2_GFX_PATH} + DOC "Where the SDL2_gfx headers can be found" +) + +if(CMAKE_SIZEOF_VOID_P EQUAL 8) + set(VC_LIB_PATH_SUFFIX lib/x64) +else() + set(VC_LIB_PATH_SUFFIX lib/x86) +endif() + +# Search for the SDL2_gfx library +find_library(SDL2_GFX_LIBRARY + NAMES SDL2_gfx + HINTS + ENV SDL2GFXDIR + ENV SDL2DIR + ${SDL2_GFX_NO_DEFAULT_PATH_CMD} + PATH_SUFFIXES lib ${VC_LIB_PATH_SUFFIX} + PATHS ${SDL2_GFX_PATH} + DOC "Where the SDL2_gfx Library can be found" +) + +# Read SDL2_gfx version +if(SDL2_GFX_INCLUDE_DIR AND EXISTS "${SDL2_GFX_INCLUDE_DIR}/SDL2_gfxPrimitives.h") + file(STRINGS "${SDL2_GFX_INCLUDE_DIR}/SDL2_gfxPrimitives.h" SDL2_GFX_VERSION_MAJOR_LINE REGEX "^#define[ \t]+SDL2_GFXPRIMITIVES_MAJOR[ \t]+[0-9]+$") + file(STRINGS "${SDL2_GFX_INCLUDE_DIR}/SDL2_gfxPrimitives.h" SDL2_GFX_VERSION_MINOR_LINE REGEX "^#define[ \t]+SDL2_GFXPRIMITIVES_MINOR[ \t]+[0-9]+$") + file(STRINGS "${SDL2_GFX_INCLUDE_DIR}/SDL2_gfxPrimitives.h" SDL2_GFX_VERSION_PATCH_LINE REGEX "^#define[ \t]+SDL2_GFXPRIMITIVES_MICRO[ \t]+[0-9]+$") + string(REGEX REPLACE "^#define[ \t]+SDL2_GFXPRIMITIVES_MAJOR[ \t]+([0-9]+)$" "\\1" SDL2_GFX_VERSION_MAJOR "${SDL2_GFX_VERSION_MAJOR_LINE}") + string(REGEX REPLACE "^#define[ \t]+SDL2_GFXPRIMITIVES_MINOR[ \t]+([0-9]+)$" "\\1" SDL2_GFX_VERSION_MINOR "${SDL2_GFX_VERSION_MINOR_LINE}") + string(REGEX REPLACE "^#define[ \t]+SDL2_GFXPRIMITIVES_MICRO[ \t]+([0-9]+)$" "\\1" SDL2_GFX_VERSION_PATCH "${SDL2_GFX_VERSION_PATCH_LINE}") + set(SDL2_GFX_VERSION_STRING ${SDL2_GFX_VERSION_MAJOR}.${SDL2_GFX_VERSION_MINOR}.${SDL2_GFX_VERSION_PATCH}) + unset(SDL2_GFX_VERSION_MAJOR_LINE) + unset(SDL2_GFX_VERSION_MINOR_LINE) + unset(SDL2_GFX_VERSION_PATCH_LINE) + unset(SDL2_GFX_VERSION_MAJOR) + unset(SDL2_GFX_VERSION_MINOR) + unset(SDL2_GFX_VERSION_PATCH) +endif() + +set(SDL2_GFX_LIBRARIES ${SDL2_GFX_LIBRARY}) +set(SDL2_GFX_INCLUDE_DIRS ${SDL2_GFX_INCLUDE_DIR}) + +include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) + +FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2_gfx + REQUIRED_VARS SDL2_GFX_LIBRARIES SDL2_GFX_INCLUDE_DIRS + VERSION_VAR SDL2_GFX_VERSION_STRING) + + +mark_as_advanced(SDL2_GFX_PATH + SDL2_GFX_NO_DEFAULT_PATH + SDL2_GFX_LIBRARY + SDL2_GFX_INCLUDE_DIR) +