Change CMake to properly locate required libraries

CMakeLists.txt

@@ -1,14 +1,24 @@
 project(dsd)
 cmake_minimum_required(VERSION 2.6)
- 
+
+SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${dsd_SOURCE_DIR}/cmake/")
+
+find_package(LibSndFile REQUIRED)
+find_package(LibMbe REQUIRED)
+
 FILE(GLOB SRCS *.c)
- 
-INCLUDE_DIRECTORIES("${PROJECT_SOURCE_DIR}" "${CMAKE_INSTALL_PREFIX}/include")
-LINK_DIRECTORIES("${CMAKE_INSTALL_PREFIX}/lib")
- 
+
+INCLUDE_DIRECTORIES(
+    "${PROJECT_SOURCE_DIR}"
+    "${LIBSNDFILE_INCLUDE_DIR}"
+    "${LIBMBE_INCLUDE_DIR}"
+)
+
+SET(LIBS ${LIBS} ${LIBMBE_LIBRARY} ${LIBSNDFILE_LIBRARY})
+
 ADD_EXECUTABLE(dsd ${SRCS})
-TARGET_LINK_LIBRARIES(dsd mbe sndfile)
- 
+TARGET_LINK_LIBRARIES(dsd ${LIBS})
+
 install(TARGETS dsd DESTINATION bin)
 
 # uninstall target
@@ -18,4 +28,4 @@ configure_file(
     IMMEDIATE @ONLY)
 
 add_custom_target(uninstall
-    COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
+    COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)

cmake/FindLibMbe.cmake

@@ -0,0 +1,20 @@
+# Find libmbe
+
+FIND_PATH(LIBMBE_INCLUDE_DIR mbelib.h)
+
+SET(LIBMBE_NAMES ${LIBMBE_NAMES} mbe libmbe)
+FIND_LIBRARY(LIBMBE_LIBRARY NAMES ${LIBMBE_NAMES} PATH)
+
+IF (LIBMBE_INCLUDE_DIR AND LIBMBE_LIBRARY)
+    SET(LIBMBE_FOUND TRUE)
+ENDIF (LIBMBE_INCLUDE_DIR AND LIBMBE_LIBRARY)
+
+IF (LIBMBE_FOUND)
+    IF (NOT LibMbe_FIND_QUIETLY)
+        MESSAGE (STATUS "Found LibMbe: ${LIBMBE_LIBRARY}")
+    ENDIF (NOT LibMbe_FIND_QUIETLY)
+ELSE (LIBMBE_FOUND)
+    IF (LibMbe_FIND_REQUIRED)
+        MESSAGE (FATAL_ERROR "Could not find mbe")
+    ENDIF (LibMbe_FIND_REQUIRED)
+ENDIF (LIBMBE_FOUND)

cmake/FindLibSndFile.cmake

@@ -0,0 +1,20 @@
+# Find libsndfile
+
+FIND_PATH(LIBSNDFILE_INCLUDE_DIR sndfile.h)
+
+SET(LIBSNDFILE_NAMES ${LIBSNDFILE_NAMES} sndfile libsndfile)
+FIND_LIBRARY(LIBSNDFILE_LIBRARY NAMES ${LIBSNDFILE_NAMES} PATH)
+
+IF (LIBSNDFILE_INCLUDE_DIR AND LIBSNDFILE_LIBRARY)
+    SET(LIBSNDFILE_FOUND TRUE)
+ENDIF (LIBSNDFILE_INCLUDE_DIR AND LIBSNDFILE_LIBRARY)
+
+IF (LIBSNDFILE_FOUND)
+    IF (NOT LibSndFile_FIND_QUIETLY)
+        MESSAGE (STATUS "Found LibSndFile: ${LIBSNDFILE_LIBRARY}")
+    ENDIF (NOT LibSndFile_FIND_QUIETLY)
+ELSE (LIBSNDFILE_FOUND)
+    IF (LibSndFile_FIND_REQUIRED)
+        MESSAGE (FATAL_ERROR "Could not find sndfile")
+    ENDIF (LibSndFile_FIND_REQUIRED)
+ENDIF (LIBSNDFILE_FOUND)