Fixed out-of-tree builds.

src/cocoa/CMakeLists.txt

@@ -4,7 +4,8 @@ configure_file(
     ${CMAKE_CURRENT_BINARY_DIR}/libglfw.pc @ONLY)
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR} 
-                    ${CMAKE_SOURCE_DIR}/src
+                    ${GLFW_SOURCE_DIR}/src
+                    ${GLFW_BINARY_DIR}/src
                     ${GLFW_INCLUDE_DIR})
 
 set(cocoa_SOURCES

src/win32/CMakeLists.txt

@@ -16,6 +16,7 @@ endif(CYGWIN)
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR} 
                     ${GLFW_SOURCE_DIR}/src
+                    ${GLFW_BINARY_DIR}/src
                     ${GLFW_INCLUDE_DIR})
 
 set(libglfw_SOURCES

src/x11/CMakeLists.txt

@@ -3,11 +3,10 @@ configure_file(
     ${CMAKE_CURRENT_SOURCE_DIR}/libglfw.pc.cmake 
     ${CMAKE_CURRENT_BINARY_DIR}/libglfw.pc @ONLY)
 
-include_directories(
+include_directories(${CMAKE_CURRENT_SOURCE_DIR} 
-    ${CMAKE_CURRENT_BINARY_DIR}
+                    ${GLFW_SOURCE_DIR}/src
-    ${CMAKE_CURRENT_SOURCE_DIR} 
+                    ${GLFW_BINARY_DIR}/src
-    ${CMAKE_CURRENT_SOURCE_DIR}/.. 
+                    ${GLFW_INCLUDE_DIR})
-    ${GLFW_INCLUDE_DIR})
 
 set(libglfw_SOURCES
     ${common_SOURCES}