include/linux/stringify.h

   1 #ifndef __LINUX_STRINGIFY_H
   2 #define __LINUX_STRINGIFY_H
   3
   4 /* Indirect stringification.  Doing two levels allows the parameter to be a
   5  * macro itself.  For example, compile with -DFOO=bar, __stringify(FOO)
   6  * converts to "bar".
   7  */
   8
   9 #define __stringify_1(x...)     #x
  10 #define __stringify(x...)       __stringify_1(x)
  11
  12 #define FILE_LINE       __FILE__ ":" __stringify(__LINE__)
  13
  14 #endif  /* !__LINUX_STRINGIFY_H */