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CMake: set FLTK_VERSION and FLTK_FLUID_EXECUTABLE in the cache 

This is useful if FLTK is built as a subproject, for instance by
using FetchContent.
This commit is contained in:
Albrecht Schlosser 2024-02-12 16:33:40 +01:00
parent cf551ddf5a
commit bddcecd28a
2 changed files with 20 additions and 1 deletions
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16
CMakeLists.txt
View File

@ -57,6 +57,11 @@ if(0)
fl_debug_var(CMAKE_VERSION)
endif()
# Set FLTK_VERSION in the cache so user projects can access it,
# for instance if FLTK is built as a subproject (FetchContent)
set(FLTK_VERSION ${FLTK_VERSION} CACHE STRING "FLTK version" FORCE)
#######################################################################
# basic setup
#######################################################################
@ -115,13 +120,22 @@ endif()
add_subdirectory(src)
#######################################################################
# build fluid
# build fluid (optional)
#######################################################################
set(FLTK_FLUID_EXECUTABLE "")
if(FLTK_BUILD_FLUID)
add_subdirectory(fluid)
endif(FLTK_BUILD_FLUID)
# Set FLTK_FLUID_EXECUTABLE in the cache for user projects.
# This can be used if FLTK has been built as a subproject.
set(FLTK_FLUID_EXECUTABLE
"${FLTK_FLUID_EXECUTABLE}" CACHE STRING
"FLTK's 'fluid' executable")
#######################################################################
# build fltk-options
#######################################################################

5
fluid/CMakeLists.txt
View File

@ -177,8 +177,13 @@ if(WIN32)
list(APPEND TARGETS fluid-cmd)
add_executable(fluid-cmd fluid.cxx)
target_link_libraries(fluid-cmd PRIVATE fluid-lib)
set(FLTK_FLUID_EXECUTABLE fltk::fluid-cmd)
else()
set(FLTK_FLUID_EXECUTABLE fltk::fluid)
endif()
set(FLTK_FLUID_EXECUTABLE "${FLTK_FLUID_EXECUTABLE}" PARENT_SCOPE)
# Create aliases for all targets
foreach(tgt ${TARGETS})