main: add numArrayIsEmpty function

Signed-off-by: Masatake YAMATO <[email protected]>

Author: masatake

main/numarray.c

@@ -72,6 +72,11 @@
 		return current->count;											\
 	}																	\
 																		\
+	extern bool prefix##ArrayIsEmpty (const prefix##Array *const current)	\
+	{																	\
+		return (prefix##ArrayCount(current) == 0);						\
+	}																	\
+																		\
 	extern type prefix##ArrayItem (const prefix##Array *const current, const unsigned int indx)	\
 	{																	\
 		Assert (current != NULL);										\

main/numarray.h

@@ -26,6 +26,7 @@
 	extern void prefix##ArrayCombine (prefix##Array *const current, prefix##Array *const from);	\
 	extern void prefix##ArrayClear (prefix##Array *const current);		\
 	extern unsigned int prefix##ArrayCount (const prefix##Array *const current); \
+	extern bool prefix##ArrayIsEmpty(const prefix##Array *const current); \
 	extern type prefix##ArrayItem (const prefix##Array *const current, const unsigned int indx); \
 	extern type prefix##ArrayLast (const prefix##Array *const current); \
 	extern void prefix##ArrayDelete (prefix##Array *const current);		\