🔨 Use standard CMAKE_INSTALL_INCLUDEDIR

instead of `include` in INSTALL_INTERFACE

CMakeLists.txt

@@ -84,6 +84,8 @@ if(QOLM_MAIN_PROJECT)
   set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 endif()
 
+include(GNUInstallDirs)
+
 # ───── CONFIG ─────
 
 if(QOLM_VERBOSE)
@@ -144,7 +146,7 @@ add_library(${QOLM_TARGET}::${QOLM_TARGET} ALIAS ${QOLM_TARGET})
 
 target_include_directories(${QOLM_TARGET} PUBLIC
   $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
-  $<INSTALL_INTERFACE:include>
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
 )
 target_compile_features(${QOLM_TARGET} PUBLIC cxx_std_17)
 target_link_libraries(${QOLM_TARGET} PUBLIC Qt::Core Qt::Qml)
@@ -178,7 +180,6 @@ endif()
 # ───── INSTALLATION ─────
 
 if(QOLM_ENABLE_INSTALL)
-  include(GNUInstallDirs)
   install(TARGETS ${QOLM_TARGET} EXPORT ${QOLM_TARGET}Targets)
 
   foreach(HDR_FILE ${QOLM_HDRS})