CMake: add an ENABLE_CLI flag.

CMakeLists.txt

@@ -35,7 +35,9 @@ set(solvespace_VERSION_MINOR 0)
 string(SUBSTRING "${GIT_COMMIT_HASH}" 0 8 solvespace_GIT_HASH)
 
 set(ENABLE_GUI        ON CACHE BOOL
-    "Whether the graphical interface is enabled (command line interface always is)")
+    "Whether the graphical interface is enabled")
+set(ENABLE_CLI        ON CACHE BOOL
+    "Whether the command line interface is enabled")
 set(ENABLE_TESTS      ON  CACHE BOOL
     "Whether the test suite will be built and run")
 set(ENABLE_COVERAGE   OFF CACHE BOOL
@@ -157,7 +159,6 @@ if(WIN32 OR APPLE)
     list(APPEND CAIRO_INCLUDE_DIRS ${CMAKE_BINARY_DIR}/extlib/cairo/src)
 else()
     # On Linux and BSDs we're a good citizen and link to system libraries.
-
     find_package(Backtrace)
     find_package(PkgConfig REQUIRED)
     find_package(ZLIB REQUIRED)

src/CMakeLists.txt

@@ -359,20 +359,22 @@ target_compile_options(solvespace-headless
 
 # solvespace command-line executable
 
-add_executable(solvespace-cli
-    platform/entrycli.cpp
-    $<TARGET_PROPERTY:resources,EXTRA_SOURCES>)
+if(ENABLE_CLI)
+    add_executable(solvespace-cli
+        platform/entrycli.cpp
+        $<TARGET_PROPERTY:resources,EXTRA_SOURCES>)
 
-target_link_libraries(solvespace-cli
-    solvespace-core
-    solvespace-headless)
+    target_link_libraries(solvespace-cli
+        solvespace-core
+        solvespace-headless)
 
-add_dependencies(solvespace-cli
-    resources)
+    add_dependencies(solvespace-cli
+        resources)
 
-if(MSVC)
-    set_target_properties(solvespace-cli PROPERTIES
-        LINK_FLAGS "/INCREMENTAL:NO /OPT:REF")
+    if(MSVC)
+        set_target_properties(solvespace-cli PROPERTIES
+            LINK_FLAGS "/INCREMENTAL:NO /OPT:REF")
+    endif()
 endif()
 
 # solvespace unix package
@@ -382,8 +384,10 @@ if(NOT (WIN32 OR APPLE))
         install(TARGETS solvespace
             RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
     endif()
-    install(TARGETS solvespace-cli
-        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+    if(ENABLE_CLI)
+        install(TARGETS solvespace-cli
+            RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+    endif()
 endif()
 
 # solvespace macOS package