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push_swap_utils.c
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push_swap_utils.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* push_swap_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mokhan <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/12/20 19:13:37 by mokhan #+# #+# */
/* Updated: 2023/12/20 19:21:38 by mokhan ### ########.fr */
/* */
/* ************************************************************************** */
#include "push_swap.h"
void ft_error(void)
{
printf("Error\n");
exit(EXIT_FAILURE);
}
void ft_free(void **ptr)
{
int i;
i = 0;
while (ptr[i])
{
free(ptr[i]);
ptr[i] = NULL;
i++;
}
free(ptr);
ptr = NULL;
}
int ps_strcmp(const char *s1, const char *s2, size_t n)
{
size_t i;
i = 0;
if (ft_strlen(s1) != ft_strlen(s2))
return (-1);
while ((!s1 && !s2) || i < n)
{
if ((unsigned char)s1[i] != (unsigned char)s2[i] || s1[i] == '\0')
return ((unsigned char)s1[i] - (unsigned char)s2[i]);
i++;
}
return (0);
}
long atoi_long(const char *nptr)
{
long i;
long neg;
long res;
i = 0;
neg = 0;
res = 0;
while ((nptr[i] > 8 && nptr[i] < 14) || nptr[i] == 32)
i++;
if (nptr[i] == 45 || nptr[i] == 43)
{
if (nptr[i] == 45)
neg++;
i++;
}
while (nptr[i] > 47 && nptr[i] < 58)
{
res = (nptr[i] - '0') + (res * 10);
i++;
}
if (neg == 1)
res = -res;
return (res);
}