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Added CollLast

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git-svn-id: svn://svn.cc65.org/cc65/trunk@314 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz 2000-09-02 11:47:08 +00:00
parent 39011ef825
commit 8198af9844
2 changed files with 16 additions and 1 deletions
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12
src/common/coll.c
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@ -158,6 +158,18 @@ void* CollAt (Collection* C, unsigned Index)
void* CollLast (Collection* C)
/* Return the last item in a collection */
{
/* We must have at least one entry */
PRECONDITION (C->Count > 0);
/* Return the element */
return C->Items[C->Count-1];
}
void CollDelete (Collection* C, unsigned Index) void CollDelete (Collection* C, unsigned Index)
/* Remove the item with the given index from the collection. This will not /* Remove the item with the given index from the collection. This will not
* free the item itself, just the pointer. All items with higher indices * free the item itself, just the pointer. All items with higher indices

5
src/common/coll.h
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@ -81,7 +81,7 @@ Collection* NewCollection (void);
void FreeCollection (Collection* C); void FreeCollection (Collection* C);
/* Free a collection */ /* Free a collection */
unsigned CollCount (Collection* C) attribute ((const)); unsigned CollCount (Collection* C);
/* Return the number of items in the collection */ /* Return the number of items in the collection */
void CollInsert (Collection* C, void* Item, unsigned Index); void CollInsert (Collection* C, void* Item, unsigned Index);
@ -93,6 +93,9 @@ void CollAppend (Collection* C, void* Item);
void* CollAt (Collection* C, unsigned Index) attribute ((const)); void* CollAt (Collection* C, unsigned Index) attribute ((const));
/* Return the item at the given index */ /* Return the item at the given index */
void* CollLast (Collection* C);
/* Return the last item in a collection */
void CollDelete (Collection* C, unsigned Index); void CollDelete (Collection* C, unsigned Index);
/* Remove the item with the given index from the collection. This will not /* Remove the item with the given index from the collection. This will not
* free the item itself, just the pointer. All items with higher indices * free the item itself, just the pointer. All items with higher indices