This function converts static number to string in preprocessor. This is useful as it allows higher usage of puts() in favour of printf()
Signed-off-by: Marek Vasut marex@denx.de Cc: Wolfgang Denk wd@denx.de Cc: Mike Frysinger vapier@gentoo.org --- include/common.h | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/include/common.h b/include/common.h index d1dd65a..451917d 100644 --- a/include/common.h +++ b/include/common.h @@ -268,6 +268,13 @@ typedef void (interrupt_handler_t)(void *); const typeof( ((type *)0)->member ) *__mptr = (ptr); \ (type *)( (char *)__mptr - offsetof(type,member) );})
+/** + * __stringify - preprocessor magic to return string from number + * @x: constant number + */ +#define __stringify_1(x...) #x +#define __stringify(x...) __stringify_1(x) + /* * Function Prototypes */