diff options
Diffstat (limited to 'CMake/FLTKConfig.cmake.in')
| -rw-r--r-- | CMake/FLTKConfig.cmake.in | 122 |
1 files changed, 106 insertions, 16 deletions
diff --git a/CMake/FLTKConfig.cmake.in b/CMake/FLTKConfig.cmake.in index e647e6453..23f784698 100644 --- a/CMake/FLTKConfig.cmake.in +++ b/CMake/FLTKConfig.cmake.in @@ -8,7 +8,7 @@ # # FLTK_VERSION - FLTK version string ("x.y.z") # FLTK_INCLUDE_DIRS - FLTK include directories -# FLTK_LIBRARIES - list of FLTK libraries built (not yet implemented) +# FLTK_LIBRARIES - list of built FLTK libraries # FLTK_FLUID_EXECUTABLE - needed by the function FLTK_RUN_FLUID # (or the deprecated fltk_wrap_ui() CMake command) # @@ -21,28 +21,118 @@ # changed in future versions. This includes the list of defined variables # above that may be changed if necessary. # +# Note: FLTK 1.4.0 introduced "Modern CMake", therefore usage of most if not +# all of the variables mentioned above is no longer needed in user projects. +# Please use the CMake target names fltk::fltk, fltk::images, etc. instead. +# Please see README.CMake.txt for mor info on how to do this. +# + +# Optional: Create backwards compatible aliases for libraries and fluid. +# This is enabled in FLTK 1.4.0 to simplify migration of user projects +# from "classic" (1.3.x) to "modern" CMake and will likely be removed +# in a later FLTK version (maybe 1.4.x, x>2, or 1.5.0). + +set(FLTK_CREATE_COMPATIBILITY_ALIASES TRUE) + +set(FLTK_VERSION @FLTK_VERSION@) -set (FLTK_VERSION @FLTK_VERSION@) +include(${CMAKE_CURRENT_LIST_DIR}/FLTK-Targets.cmake) -include (${CMAKE_CURRENT_LIST_DIR}/FLTK-Targets.cmake) +set(FLTK_INCLUDE_DIRS "@INCLUDE_DIRS@") +set(FLTK_LIBRARIES "@FLTK_LIBRARIES@") -set (FLTK_INCLUDE_DIRS "@INCLUDE_DIRS@") +# For compatibility with CMake's FindFLTK.cmake: -# for compatibility with CMake's FindFLTK.cmake +set(FLTK_INCLUDE_DIR "${FLTK_INCLUDE_DIRS}") -set (FLTK_INCLUDE_DIR "${FLTK_INCLUDE_DIRS}") +if(CMAKE_CROSSCOMPILING) -if (CMAKE_CROSSCOMPILING) - find_file(FLUID_PATH + # Find a fluid executable on the build host to be able to build fluid programs + + find_program(FLTK_FLUID_HOST NAMES fluid fluid.exe PATHS ENV PATH + NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH ) - add_executable(fluid IMPORTED) - set_target_properties(fluid - PROPERTIES IMPORTED_LOCATION ${FLUID_PATH} - ) - set (FLTK_FLUID_EXECUTABLE ${FLUID_PATH}) -else () - set (FLTK_FLUID_EXECUTABLE fluid) -endif (CMAKE_CROSSCOMPILING) + + if(FLTK_FLUID_HOST) + + if(0) # Experimental: currently not used + # Import a special 'fluid' target called 'fluid-host' (fltk::fluid-host) + # Note: this is "the same as" the CMake variable FLTK_FLUID_EXECUTABLE + add_executable(fluid-host IMPORTED) + set_target_properties(fluid-host + PROPERTIES IMPORTED_LOCATION ${FLTK_FLUID_HOST} + ) + add_executable(fltk::fluid-host ALIAS fluid-host) + set(FLTK_FLUID_EXECUTABLE fltk::fluid-host) + + else() + + set(FLTK_FLUID_EXECUTABLE "${FLTK_FLUID_HOST}") + + endif() + + else() # fluid not found on build host + + message(STATUS "FLTKConfig.cmake (cross-compiling): fluid not found on the build host") + # note: this assigns "FLTK_FLUID_HOST-NOTFOUND" and running fluid will fail + set(FLTK_FLUID_EXECUTABLE "${FLTK_FLUID_HOST}") + + endif() + +else(CMAKE_CROSSCOMPILING) + + if(FLTK_CREATE_COMPATIBILITY_ALIASES) + + function(_fltk_make_alias target from) + if(TARGET ${from} AND NOT TARGET ${target}) + # message(STATUS "FLTKConfig.cmake - create alias: ${target} from ${from}") + get_target_property(ttype ${from} TYPE) + if(ttype STREQUAL "EXECUTABLE") + add_executable(${target} ALIAS ${from}) + else() + add_library(${target} ALIAS ${from}) + endif() + endif() + endfunction(_fltk_make_alias target) + + if(NOT TARGET fltk::fltk) + message(FATAL "FLTKConfig.cmake: target fltk::fltk does not exist!") + endif() + + _fltk_make_alias(fltk fltk::fltk) + _fltk_make_alias(fltk-shared fltk::fltk-shared) + + _fltk_make_alias(fluid fltk::fluid) + _fltk_make_alias(fluid-cmd fltk::fluid-cmd) + + _fltk_make_alias(fltk-options fltk::options) + _fltk_make_alias(fltk-options-cmd fltk::options-cmd) + + foreach(target cairo forms gl images jpeg png z) + _fltk_make_alias(fltk_${target} fltk::${target}) + _fltk_make_alias(fltk_${target}-shared fltk::${target}-shared) + endforeach() + + endif() # Create aliases ... + + # set FLTK_FLUID_EXECUTABLE: try to use the fltk::target name if it + # exists and fall back to 'fluid-cmd' or 'fluid' if not. This will + # eventually call the build host's fluid if found in the users's PATH + + if(TARGET fltk::fluid-cmd) # Windows only + set(FLTK_FLUID_EXECUTABLE fltk::fluid-cmd) + elseif(TARGET fltk::fluid) + set(FLTK_FLUID_EXECUTABLE fltk::fluid) + elseif(WIN32) + set(FLTK_FLUID_EXECUTABLE fluid-cmd) + else() + set(FLTK_FLUID_EXECUTABLE fluid) + endif() + +endif(CMAKE_CROSSCOMPILING) + +# Debug: should be commented out +# message(STATUS "FLTKConfig.cmake: FLTK_FLUID_EXECUTABLE = '${FLTK_FLUID_EXECUTABLE}'") |