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vect_reserve.c File Reference
#include "ft_vect.h"
#include "../ft_mem/ft_mem.h"
#include "stdlib.h"
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Functions

bool vect_reserve (t_vect *vect, size_t newcap)
 

Function Documentation

◆ vect_reserve()

bool vect_reserve ( t_vect vect,
size_t  newcap 
)

Definition at line 17 of file vect_reserve.c.

18 {
19  void *p_new;
20 
21  if (vect->elemsize == 0 || newcap <= vect->len)
22  return (false);
23  if (newcap == 0)
24  p_new = NULL;
25  else
26  {
27  p_new = ft_calloc_nofill(newcap, vect->elemsize);
28  if (p_new == NULL)
29  return (false);
30  ft_memmove(p_new, vect->p, vect->elemsize * vect->len);
31  free(vect->p);
32  }
33  vect->p = p_new;
34  vect->cap = newcap;
35  return (true);
36 }
void * ft_calloc_nofill(size_t count, size_t size)
Definition: ft_calloc.c:17
void * ft_memmove(void *dst, const void *src, size_t n)
Definition: ft_memmove.c:16
size_t cap
Definition: ft_vect.h:25
size_t elemsize
Definition: ft_vect.h:27
void * p
Definition: ft_vect.h:28
size_t len
Definition: ft_vect.h:26
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