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NAME

RemHead
remove the head node from a list

SYNOPSIS

node = RemHead(list)
D0 A0

struct Node *RemHead(struct List *);

FUNCTION

Get a pointer to the head node and remove it from the list. Assembly programmers may prefer to use the REMHEAD macro from exec/lists.i. The REMHEAD() macro from <exec/list_macros.h> is available for 'C' programmers.

WARNING

This function does not arbitrate for access to the list. The calling Task must be the owner of the involved list.

INPUTS

list
a pointer to the target list header

RESULT

node
the node removed or zero when empty list

SEE ALSO

AddHead(), AddTail(), Enqueue(), Insert(), Remove(), RemTail()