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SupportDef: Add B_COUNT_OF to get array element count.

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* We implement this in a lot of places in a lot of
  ways. Lets add it to the SupportDef
This commit is contained in:
Alexander von Gluck IV 2014-11-09 14:47:39 -06:00
parent e0923fddba
commit f2b20f8804
1 changed files with 3 additions and 0 deletions
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headers/os/support/SupportDefs.h
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@ -202,6 +202,9 @@ extern void* get_stack_frame(void);
} }
#endif #endif
/* Count items in an array, count_of is a common define */
#define B_COUNT_OF(a) (sizeof(a) / sizeof(a[0]))
/* Obsolete or discouraged API */ /* Obsolete or discouraged API */
/* use 'true' and 'false' */ /* use 'true' and 'false' */