CMake: fix add_dir macros (now add *.c files)

Author: eagleivg

cmake/utils.cmake

@@ -1,11 +1,12 @@
 macro(add_dir DIRS)
   foreach(dir ${DIRS})
-	message( "adding  ${dir} to ${PROJECT_NAME}")
-	include_directories  (${dir} )
-	file( GLOB ${dir}__INCLUDES_H ${dir} ${dir}/*.h)
-	file( GLOB ${dir}__INCLUDES_HPP ${dir} ${dir}/*.hpp)
-	list( APPEND ${PROJECT_NAME}__INCLUDES ${${dir}__INCLUDES_H} ${${dir}__INCLUDES_HPP} )
-	file( GLOB ${dir}__SOURCES ${dir} ${dir}/*.cpp) 
-	list( APPEND ${PROJECT_NAME}__SOURCES ${${dir}__SOURCES} )	
+    message( "adding  ${dir} to ${PROJECT_NAME}")
+    include_directories  (${dir} )
+    file( GLOB ${dir}__INCLUDES_H ${dir} ${dir}/*.h)
+    file( GLOB ${dir}__INCLUDES_HPP ${dir} ${dir}/*.hpp)
+    list( APPEND ${PROJECT_NAME}__INCLUDES ${${dir}__INCLUDES_H} ${${dir}__INCLUDES_HPP} )
+    file( GLOB ${dir}__SOURCES_CPP ${dir} ${dir}/*.cpp)
+    file( GLOB ${dir}__SOURCES_C ${dir} ${dir}/*.c)
+    list( APPEND ${PROJECT_NAME}__SOURCES ${${dir}__SOURCES_C} ${${dir}__SOURCES_CPP} )
   endforeach()
 endmacro()