cmake

[awesomized/libmemcached] / CMake / CheckDependency.cmake

diff --git a/CMake/CheckDependency.cmake b/CMake/CheckDependency.cmake
index e1bdd5b900ab7eefa08e72d3749cff07c778ee4d..bb6fd7d0a68c9f5986b1cca6091e541858407641 100644 (file)
--- a/CMake/CheckDependency.cmake
+++ b/CMake/CheckDependency.cmake
@@ -3,40 +3,56 @@ find_package(PkgConfig)
 include(SafeString)
 include(CheckHeader)
 
+function(check_dependency_basic NAME LIB HEADER)
+       set(FOUND 1)
+       message("-- Checking for library '${LIB}' with header '${HEADER}' ...")
+       find_library(LIB${LIB} NAMES ${LIB})
+       if(NOT LIB${LIB})
+               set(FOUND 0)
+       endif()
+       if(HEADER)
+               safe_string(${HEADER} HEADER_CONST)
+               check_header(${HEADER})
+               if(NOT HAVE_${HEADER_CONST})
+                       set(FOUND 0)
+               else()
+                       find_path(${HEADER_CONST}_ROOT ${HEADER})
+                       if(NOT ${HEADER_CONST}_ROOT)
+                               set(FOUND 0)
+                       endif()
+               endif()
+       endif()
+       if(FOUND)
+               message("--   Found library '${LIB${LIB}}'")
+               message("--   Found include '${${HEADER_CONST}_ROOT}'")
+        set(${NAME} ${NAME} PARENT_SCOPE)
+        add_library(${NAME} INTERFACE IMPORTED)
+        set_target_properties(${NAME} PROPERTIES
+                INTERFACE_INCLUDE_DIRECTORIES ${${HEADER_CONST}_ROOT}
+                INTERFACE_LINK_LIBRARIES ${LIB${LIB}})
+       else()
+               message("--   No library '${LIB}' found")
+       endif()
+       set(${NAME}_FOUND ${FOUND} PARENT_SCOPE)
+endfunction()
+
 function(check_dependency NAME LIB HEADER)
     if(PKG_CONFIG_FOUND)
-        pkg_check_modules(${NAME} lib${LIB}${ARGN})
+        pkg_check_modules(${NAME} lib${LIB}${ARGN} IMPORTED_TARGET)
         if(NOT ${NAME}_FOUND)
             pkg_check_modules(${NAME} ${LIB}${ARGN})
         endif()
-        set(${NAME} ${${NAME}_FOUND} PARENT_SCOPE)
-        set(${NAME}_LIBRARIES ${${NAME}_LIBRARIES} PARENT_SCOPE)
-        set(${NAME}_INCLUDEDIR ${${NAME}_INCLUDEDIR}} PARENT_SCOPE)
+        if(${NAME}_FOUND)
+            set(${NAME} PkgConfig::${NAME} PARENT_SCOPE)
+        endif()
+    endif()
+    if(NOT ${NAME}_FOUND)
+        check_dependency_basic(${NAME} ${LIB} ${HEADER})
+    endif()
 
-        safe_string(${LIB} LIB_CONST)
-        set(HAVE_${NAME} ${${NAME}_FOUND} PARENT_SCOPE)
+    set(HAVE_${NAME} ${${NAME}_FOUND} PARENT_SCOPE)
+    if(${NAME}_FOUND)
         safe_string(${HEADER} HEADER_CONST)
         find_path(HAVE_${HEADER_CONST} ${HEADER} PATHS ${${NAME}_INCLUDEDIR})
-    else()
-        set(FOUND 1)
-        find_library(LIB${LIB} NAMES ${LIB})
-        if(NOT LIB${LIB})
-            set(FOUND 0)
-        endif()
-        if(HEADER)
-            safe_string(${HEADER} HEADER_CONST)
-            check_header(${HEADER})
-            if(NOT HAVE_${HEADER_CONST})
-                set(FOUND 0)
-            else()
-                find_path(${HEADER_CONST}_ROOT ${HEADER})
-                if(NOT ${HEADER_CONST}_ROOT)
-                    set(FOUND 0)
-                endif()
-            endif()
-        endif()
-        set(${NAME} ${FOUND} PARENT_SCOPE)
-        set(${NAME}_LIBRARIES ${LIB${LIB}} PARENT_SCOPE)
-        set(${NAME}_INCLUDEDIR ${${HEADER_CONST}_ROOT} PARENT_SCOPE)
     endif()
 endfunction()