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util: add common ARRAY_SIZE define 

I want to use this in more places, so put it in util.h rather than
copying & pasting it into another file.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Mike Frysinger 2013-04-15 22:13:16 -04:00 committed by David Gibson
parent b9e80656f2
commit 4ad49c3a9c
3 changed files with 2 additions and 3 deletions
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2
convert-dtsv0-lexer.l
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@ -50,8 +50,6 @@ static int saw_hyphen; /* = 0 */
static unsigned long long last_val; static unsigned long long last_val;
static char *last_name; /* = NULL */ static char *last_name; /* = NULL */
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
const struct { const struct {
const char *pattern; const char *pattern;
int obase, width; int obase, width;

1
dtc.h
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@ -66,7 +66,6 @@ typedef uint32_t cell_t;
#define strneq(a, b, n) (strncmp((a), (b), (n)) == 0) #define strneq(a, b, n) (strncmp((a), (b), (n)) == 0)
#define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1)) #define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
/* Data blobs */ /* Data blobs */
enum markertype { enum markertype {

2
util.h
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@ -24,6 +24,8 @@
* USA * USA
*/ */
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
static inline void __attribute__((noreturn)) die(const char *str, ...) static inline void __attribute__((noreturn)) die(const char *str, ...)
{ {
va_list ap; va_list ap;