raphael/minishell
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Made a memory allocator (crude)

Browse source
This commit is contained in:
Maieul BOYER 2024-05-07 15:21:41 +02:00
parent b5c7344851
commit 941bac31b6
No known key found for this signature in database
53 changed files with 469 additions and 146 deletions
Download patch file Download diff file Expand all files Collapse all files

45
stdme/src/alloc/get_arena.c Normal file
View file

@ -0,0 +1,45 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_arena.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/05/07 09:47:50 by maiboyer #+# #+# */
/* Updated: 2024/05/07 14:20:20 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/alloc/alloc.h"
#include "me/alloc/alloc_internal.h"
#include "me/fs/putstr_fd.h"
#include "me/mem/mem_set_zero.h"
#include <stdlib.h>
void *__libc_malloc(size_t size);
t_arena_page *get_head_arena(void)
{
static t_arena_page *val = NULL;
if (val == NULL)
{
if (alloc_arena(&val))
{
me_putstr_fd("Error: malloc failed\n", 2);
exit(1);
}
}
return (val);
}
t_error alloc_arena(t_arena_page **out)
{
if (out == NULL)
return (ERROR);
*out = __libc_malloc(sizeof(**out));
if (*out == NULL)
return (ERROR);
mem_set_zero(*out, sizeof(**out));
return (NO_ERROR);
}