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/*
* vector.h:
* simple vectors
*
* Copyright (c) 2001 Chris Lightfoot. All rights reserved.
*
* $Id: vector.h,v 1.1 2003/10/19 06:44:33 pdw Exp $
*
*/
#ifndef __VECTOR_H_ /* include guard */
#define __VECTOR_H_
typedef union _item {
void *v;
long l;
} item;
#define _inline inline
static _inline item item_long(const long l) { item u; u.l = l; return u; }
static _inline item item_ptr(void *const v) { item u; u.v = v; return u; }
typedef struct _vector{
item *ary;
size_t n, n_used;
} *vector;
vector vector_new(void);
void vector_delete(vector);
void vector_delete_free(vector);
void vector_push_back(vector, const item);
void vector_pop_back(vector);
item vector_back(const vector);
item *vector_remove(vector, item *t);
void vector_reallocate(vector, const size_t n);
/* A macro to iterate over a vector */
#define vector_iterate(_v, _t) for ((_t) = (_v)->ary; (_t) < (_v)->ary + (_v)->n_used; ++(_t))
#endif /* __VECTOR_H_ */
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