delptype

Langue: en

Version: October 1, 1997 (fedora - 06/07/09)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

delptype - delete an element of a ptype_list
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SYNOPSYS

 #include "mut.h"
 ptype_list *delptype(pthead, type)
 ptype_list *pthead;
 long type;

PARAMETERS

pthead
Pointer to a ptype list
type
The pointer of this type is to be deleted.

DESCRIPTION

delptype deletes the element of the ptype_list that has the type type in the list pointed to by pthead. The list consistency is maintained, and the element put back in the list of free blocks.

RETURN VALUE

delptype returns a pointer to the new head of list if a typed pointer used to belong to the list. In most case, it has the value of pthead. If the type doesn't belong to the list, NULL is returned.

ERROR

"*** mbk error *** delptype impossible : pthead = NULL"
The pointer to the head of list is NULL, and that clear that such a list can't be ran thru.

EXAMPLE

 #include "mut.h"
 #include "mph.h"
 void delete_user(ptfig)
 phfig_list *ptfig;
 {
 phins_list *i;
    for (i = ptfig->PHINS; i; i = i->NEXT) 
       i->USER = delptype(i->USER, PLACEABOX);
 }

SEE ALSO

mbk(1), ptype(3), addptype(3), getptype(3), freeptype(3).
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