Move stack.h and stack.c to lib

lib/stack.c

@@ -28,7 +28,7 @@ void push(stack_t* stack, void* elt)
 {
 	if (stack->cur_size == stack->max_size) {
 		stack->max_size *= 2;
-		xrealloc(stack->arr, stack->max_size);;
+		xrealloc(stack->arr, stack->max_size);
 	}
 	stack->arr[stack->cur_size++] = elt;
 }

src/CMakeLists.txt

@@ -11,6 +11,7 @@ SET(LIB_SOURCES
 	${PROJECT_SOURCE_DIR}/lib/logger.c
 	${PROJECT_SOURCE_DIR}/lib/random.c
 	${PROJECT_SOURCE_DIR}/lib/rijndael-alg-fst.c
+	${PROJECT_SOURCE_DIR}/lib/stack.c
 	${PROJECT_SOURCE_DIR}/lib/xalloc.c
 )
 
@@ -49,7 +50,6 @@ SET(SOURCES
 	monitor.c
 	recv.c
 	send.c
-	stack.c
 	state.c
 	validate.c
 	zmap.c