cr_errno: move cr_err helpers into cr_errno.h

Signed-off-by: Ruslan Kuprieiev <kupruser@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-restore.c

@@ -861,9 +861,6 @@ static inline int sig_fatal(int sig)
 struct task_entries *task_entries;
 static unsigned long task_entries_pos;
 
-#define set_task_cr_err(new_err)	atomic_cmpxchg(&task_entries->cr_err, 0, new_err)
-#define get_task_cr_err()		atomic_read(&task_entries->cr_err)
-
 static int restore_one_zombie(int pid, CoreEntry *core)
 {
 	int exit_code = core->tc->exit_code;

include/cr-errno.h

@@ -11,4 +11,7 @@ int get_cr_errno(void);
  * EBADRQC	- bad options
  */
 
+#define set_task_cr_err(new_err)	atomic_cmpxchg(&task_entries->cr_err, 0, new_err)
+#define get_task_cr_err()		atomic_read(&task_entries->cr_err)
+
 #endif /* __CR_ERRNO_H__ */