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added the mandatory show_alloc_mem, and sorted the zones by increasing address in the linked lists

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thrieg 2025-12-13 06:07:24 +01:00
parent 65447f4a0a
commit db2b5f27bb
92 changed files with 176 additions and 20 deletions
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main_show_alloc_mem.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main_show_alloc_mem.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: thrieg <thrieg@student.42mulhouse.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/12/13 05:54:30 by thrieg #+# #+# */
/* Updated: 2025/12/13 05:55:27 by thrieg ### ########.fr */
/* */
/* ************************************************************************** */
#include "includes/ft_malloc_public.h"
#include <stdbool.h>
#include <stdio.h>
#include <unistd.h>
int main(void)
{
char *a = malloc(10);
char *b = malloc(100);
int *c = malloc(50 * sizeof(int));
for (int i = 0; i < 10; ++i)
a[i] = i;
for (int i = 0; i < 100; ++i)
b[i] = 0xAA;
for (int i = 0; i < 50; ++i)
c[i] = i * 2;
write(1, "\n\n\n\n\nafter first alloc: \n\n\n\n\n", sizeof("\n\n\n\n\nafter first alloc: \n\n\n\n\n") - 1);
show_alloc_mem();
free(a);
free(b);
free(c);
write(1, "\n\n\n\n\nafter free: \n\n\n\n\n", sizeof("\n\n\n\n\nafter free: \n\n\n\n\n") - 1);
show_alloc_mem();
a = malloc(20);
b = malloc(1000);
c = malloc(500 * sizeof(int));
for (int i = 0; i < 20; ++i)
a[i] = i;
for (int i = 0; i < 1000; ++i)
b[i] = 0xAA;
for (int i = 0; i < 500; ++i)
c[i] = i * 2;
write(1, "\n\n\n\n\nafter allocating again: \n\n\n\n\n", sizeof("\n\n\n\n\nafter allocating again: \n\n\n\n\n") - 1);
show_alloc_mem();
a = realloc(a, 420); // move the block
c = realloc(c, 504 * sizeof(int)); // expend
b = realloc(b, 400); // shrink
write(1, "\n\n\n\n\nafter realloc: \n\n\n\n\n", sizeof("\n\n\n\n\nafter realloc: \n\n\n\n\n") - 1);
show_alloc_mem();
free(a);
free(b);
free(c);
write(1, "\n\n\n\n\nafter free: \n\n\n\n\n", sizeof("\n\n\n\n\nafter free: \n\n\n\n\n") - 1);
show_alloc_mem();
return (0);
}
// cc -g main_show_alloc_mem.c -L. -lft_malloc -o test_show
// export LD_LIBRARY_PATH="$PWD"