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Added functions taking and returning consts

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git-svn-id: svn://svn.cc65.org/cc65/trunk@367 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2000-10-15 09:24:21 +00:00
parent bca9028cea
commit 669d063e75
2 changed files with 32 additions and 2 deletions
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26
src/common/coll.c
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@ -96,7 +96,7 @@ void FreeCollection (Collection* C)
unsigned CollCount (Collection* C)
unsigned CollCount (const Collection* C)
/* Return the number of items in the collection */
{
return C->Count;
@ -158,6 +158,18 @@ void* CollAt (Collection* C, unsigned Index)
const void* CollConstAt (const Collection* C, unsigned Index)
/* Return the item at the given index */
{
/* Check the index */
PRECONDITION (Index < C->Count);
/* Return the element */
return C->Items[Index];
}
void* CollLast (Collection* C)
/* Return the last item in a collection */
{
@ -170,6 +182,18 @@ void* CollLast (Collection* C)
const void* CollConstLast (const 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)
/* 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

8
src/common/coll.h
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@ -81,7 +81,7 @@ Collection* NewCollection (void);
void FreeCollection (Collection* C);
/* Free a collection */
unsigned CollCount (Collection* C);
unsigned CollCount (const Collection* C);
/* Return the number of items in the collection */
void CollInsert (Collection* C, void* Item, unsigned Index);
@ -93,9 +93,15 @@ void CollAppend (Collection* C, void* Item);
void* CollAt (Collection* C, unsigned Index) attribute ((const));
/* Return the item at the given index */
const void* CollConstAt (const Collection* C, unsigned Index) attribute ((const));
/* Return the item at the given index */
void* CollLast (Collection* C);
/* Return the last item in a collection */
const void* CollConstLast (const Collection* C);
/* Return the last item in a collection */
void CollDelete (Collection* C, unsigned Index);
/* 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