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#define LIST_ITER( list, p, cond ) \
p = list; \
while ( p && (cond) ) p = p->next
#define LIST_REMOVE( list, p ) \
{ \
void *toRemove; \
if ( list == p ) \
{ \
list = p->next; \
free(p);\
} \
else \
{\
toRemove = p;\
LIST_ITER( list, p, ( p->next != toRemove ));\
if ( p )\
{\
/* somme tricky swapping to use a untyped variable */\
void *suiv; \
void *prec = p;\
p = toRemove;\
suiv = p->next;\
p = prec;\
p->next = suiv;\
free(toRemove);\
}\
} \
}
#define LIST_ADD(list, p ) \
if ((p = malloc( sizeof( *p ))))\
{ \
memset( p, 0 , sizeof( *p ));\
p->next = list; \
list = p; \
}
#define LIST_EACH( list, p ) \
for ( p = list ; p ; p = p -> next )
#define LIST_EACH_SAFE( list, p, next )\
for ( p = list ; (next = p ? p->next: p ),p ; p = next )
#define LIST_EMPTY( list ) \
{ \
void *p; \
while( list ) \
{ \
p = list;\
list = list->next; \
free(p);\
} \
}
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